v0.74.3

- Creates a Benchmark Module to test Performance
- Migrates from GSon to Jackson for Performance Gains, adapts all serializers accordingly
- Recreates Hex encoding/decoding classes for Performance.
- Migrates NIP24 to the new ByteArray Concat encoding.
- Removes support for Lenient choices in the. events.
- Reorganizes Nostr Events dependencies.
- Refactors TLV's and NIP-19 dependencies.
- Adds a Large DB for signature checks.

.github/workflows/create-release.yml

@@ -76,7 +76,7 @@ jobs:
           tag_name: ${{ github.ref }}
           release_name: Release ${{ github.ref }}
           draft: false
-          prerelease: false
+          prerelease: true
 
       # Google Play APK
       - name: Upload Play APK Universal Asset
@@ -85,7 +85,7 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
-          upload_url: ${{ steps.create_release.outputs.upload_url }} 
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
           asset_path: app/build/outputs/apk/play/release/app-play-universal-release-unsigned-signed.apk
           asset_name: amethyst-googleplay-universal-${{ github.ref_name }}.apk
           asset_content_type: application/zip

.idea/.gitignore

@@ -1,3 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml

.idea/.name

@@ -1 +0,0 @@
-Amethyst

.idea/inspectionProfiles/Project_Default.xml

@@ -1,40 +0,0 @@
-<component name="InspectionProjectProfileManager">
-  <profile version="1.0">
-    <option name="myName" value="Project Default" />
-    <inspection_tool class="PreviewAnnotationInFunctionWithParameters" enabled="true" level="ERROR" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-      <option name="previewFile" value="true" />
-    </inspection_tool>
-    <inspection_tool class="PreviewApiLevelMustBeValid" enabled="true" level="ERROR" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-    </inspection_tool>
-    <inspection_tool class="PreviewDimensionRespectsLimit" enabled="true" level="WARNING" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-      <option name="previewFile" value="true" />
-    </inspection_tool>
-    <inspection_tool class="PreviewFontScaleMustBeGreaterThanZero" enabled="true" level="ERROR" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-      <option name="previewFile" value="true" />
-    </inspection_tool>
-    <inspection_tool class="PreviewMultipleParameterProviders" enabled="true" level="ERROR" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-      <option name="previewFile" value="true" />
-    </inspection_tool>
-    <inspection_tool class="PreviewMustBeTopLevelFunction" enabled="true" level="ERROR" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-      <option name="previewFile" value="true" />
-    </inspection_tool>
-    <inspection_tool class="PreviewNeedsComposableAnnotation" enabled="true" level="ERROR" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-      <option name="previewFile" value="true" />
-    </inspection_tool>
-    <inspection_tool class="PreviewNotSupportedInUnitTestFiles" enabled="true" level="ERROR" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-      <option name="previewFile" value="true" />
-    </inspection_tool>
-    <inspection_tool class="PreviewPickerAnnotation" enabled="true" level="ERROR" enabled_by_default="true">
-      <option name="composableFile" value="true" />
-      <option name="previewFile" value="true" />
-    </inspection_tool>
-  </profile>
-</component>

.idea/kotlinc.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="KotlinJpsPluginSettings">
-    <option name="version" value="1.8.21" />
+    <option name="version" value="1.9.0" />
   </component>
 </project>

README.md

@@ -41,7 +41,7 @@ height="80">](https://github.com/vitorpamplona/amethyst/releases)
 - [x] URI Support (NIP-21)
 - [x] Created_at Limits (NIP-22)
 - [x] Event Deletion (NIP-09)
-- [x] Identity Verification (NIP-05)
+- [x] Nostr Address (NIP-05)
 - [x] Long-form Content (NIP-23)
 - [x] Parameterized Replaceable Events (NIP-33)
 - [x] Online Relay Search (NIP-50)
@@ -63,7 +63,7 @@ height="80">](https://github.com/vitorpamplona/amethyst/releases)
 - [x] Custom Emoji (NIP-30)
 - [x] Zap Forwarding (NIP-57)
 - [x] Text Note References (NIP-27)
-- [x] Audio Tracks (zapstr.live) (NIP-TBD)
+- [x] Audio Tracks (zapstr.live) (Kind:31337)
 - [x] Push Notifications (Zaps and Messages)
 - [x] Generic Tags (NIP-12)
 - [x] Sensitive Content (NIP-36)
@@ -75,7 +75,13 @@ height="80">](https://github.com/vitorpamplona/amethyst/releases)
 - [x] Relay Pages (NIP-11)
 - [x] HTTP Auth (NIP-98)
 - [x] Zapraiser (NIP-TBD)
-- [x] Moderated Communities (NIP-172)
+- [x] Moderated Communities (NIP-72)
+- [x] Emoji Packs (Kind:30030)
+- [x] Personal Emoji Lists (Kind:10030)
+- [x] Classifieds (Kind:30403)
+- [x] Private Messages and Small Groups (NIP-24)
+- [x] Gift Wraps & Seals (NIP-59)
+- [x] Versioned Encrypted Payloads (NIP-44)
 - [ ] Marketplace (NIP-15)
 - [ ] Image/Video Capture in the app
 - [ ] Local Database

app/build.gradle

@@ -1,33 +1,33 @@
 plugins {
     id 'com.android.application'
     id 'org.jetbrains.kotlin.android'
-    id 'org.jlleitschuh.gradle.ktlint' version "11.3.1"
+    id 'org.jlleitschuh.gradle.ktlint' version "11.5.1"
     id 'com.google.gms.google-services'
 }
 
 android {
     namespace 'com.vitorpamplona.amethyst'
-    compileSdk 33
+    compileSdk 34
 
     defaultConfig {
         applicationId "com.vitorpamplona.amethyst"
         minSdk 26
-        targetSdk 33
-        versionCode 241
-        versionName "0.66.3"
+        targetSdk 34
+        versionCode 276
+        versionName "0.74.3"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
             useSupportLibrary true
         }
-        resConfigs("ar", "cs", "eo", "es", "fa", "fr", "hu", "night", "nl", "pt-rBR", "ru", "sv-rSE", "ta", "tr", "uk", "zh", "sh-rHK", "zh-rTW" )
+        resourceConfigurations += ['ar', 'cs', 'de', 'eo', 'es', 'fa', 'fr', 'hu', 'ja', 'night', 'nl', 'pt-rBR', 'ru', 'sv-rSE', 'ta', 'tr', 'uk', 'zh', 'sh-rHK', 'zh-rTW']
     }
 
     buildTypes {
         release {
-            // TODO: Make sure all of JSON parsers work when activating these.
-            //minifyEnabled true
-            //proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+            //signingConfig signingConfigs.debug
+            proguardFiles getDefaultProguardFile("proguard-android-optimize.txt"), 'proguard-rules.pro'
+            minifyEnabled true
             resValue "string", "app_name", "@string/app_name_release"
         }
         debug {
@@ -37,7 +37,7 @@ android {
         }
     }
 
-    flavorDimensions "channel"
+    flavorDimensions = ["channel"]
 
     productFlavors {
         play {
@@ -73,7 +73,7 @@ android {
     }
 
     composeOptions {
-        kotlinCompilerExtensionVersion "1.4.7"
+        kotlinCompilerExtensionVersion "1.5.1"
     }
 
     packagingOptions {
@@ -87,6 +87,7 @@ android {
 }
 
 dependencies {
+    implementation project(path: ':quartz')
     implementation 'androidx.core:core-ktx:1.10.1'
     implementation 'androidx.activity:activity-compose:1.7.2'
     implementation "androidx.compose.ui:ui:$compose_ui_version"
@@ -96,7 +97,7 @@ dependencies {
     implementation "androidx.fragment:fragment-ktx:$fragment_version"
 
     // Navigation
-    implementation("androidx.navigation:navigation-compose:$nav_version")
+    implementation "androidx.navigation:navigation-compose:$nav_version"
 
     // Observe Live data as State
     implementation "androidx.compose.runtime:runtime-livedata:$compose_ui_version"
@@ -108,41 +109,27 @@ dependencies {
     implementation "androidx.lifecycle:lifecycle-runtime-compose:$lifecycle_version"
     implementation "androidx.lifecycle:lifecycle-viewmodel-compose:$lifecycle_version"
     implementation "androidx.lifecycle:lifecycle-runtime-ktx:$lifecycle_version"
-    implementation "androidx.lifecycle:lifecycle-livedata:$lifecycle_version"
+    implementation "androidx.lifecycle:lifecycle-livedata-ktx:$lifecycle_version"
 
-    implementation 'net.engawapg.lib:zoomable:1.4.2'
+    // Zoomable images
+    implementation "net.engawapg.lib:zoomable:1.4.3"
 
     // Biometrics
     implementation "androidx.biometric:biometric-ktx:1.2.0-alpha05"
 
-    // Bitcoin secp256k1 bindings to Android
-    implementation 'fr.acinq.secp256k1:secp256k1-kmp-jni-android:0.10.1'
-
-    // Nostr Base Protocol
-    implementation('com.github.vitorpamplona.NostrPostr:nostrpostrlib:master-SNAPSHOT') {
-        exclude group:'fr.acinq.secp256k1'
-        exclude module: 'guava'
-        exclude module: 'guava-testlib'
-    }
-
     // Websockets API
     implementation 'com.squareup.okhttp3:okhttp:5.0.0-alpha.11'
 
-    // Json Serialization TODO: We might need to converge between gson and Jackson (we are usin both)
-    implementation 'com.fasterxml.jackson.module:jackson-module-kotlin:2.15.2'
-    implementation 'com.squareup.retrofit2:converter-gson:2.9.0'
-
-    // link preview
+    // HTML Parsing for Link Preview
     implementation 'org.jsoup:jsoup:1.16.1'
-    //implementation 'tw.com.oneup.www:Baha-UrlPreview:1.0.1'
 
     // Encrypted Key Storage
     implementation 'androidx.security:security-crypto-ktx:1.1.0-alpha06'
 
     // view videos
-    implementation 'com.google.android.exoplayer:exoplayer:2.18.7'
+    implementation "androidx.media3:media3-exoplayer:${exoplayer_version}"
     // important for proxy / tor
-    implementation 'com.google.android.exoplayer:extension-okhttp:2.18.7'
+    implementation "androidx.media3:media3-datasource-okhttp:${exoplayer_version}"
 
     // Load images from the web.
     implementation "io.coil-kt:coil-compose:$coil_version"
@@ -157,11 +144,8 @@ dependencies {
     // Permission to upload pictures:
     implementation "com.google.accompanist:accompanist-permissions:$accompanist_version"
 
-    // Parses URLs from Text:
-    implementation "io.github.url-detector:url-detector:0.1.23"
-
     // For QR generation
-    implementation 'com.google.zxing:core:3.5.1'
+    implementation 'com.google.zxing:core:3.5.2'
     implementation 'com.journeyapps:zxing-android-embedded:4.3.0'
 
     // Markdown
@@ -170,9 +154,15 @@ dependencies {
     //implementation "com.halilibo.compose-richtext:richtext-commonmark:0.16.0"
 
     // Markdown (With fix for full-image bleeds)
-    implementation('com.github.vitorpamplona.compose-richtext:richtext-ui:main-SNAPSHOT')
-    implementation('com.github.vitorpamplona.compose-richtext:richtext-ui-material:main-SNAPSHOT')
-    implementation('com.github.vitorpamplona.compose-richtext:richtext-commonmark:main-SNAPSHOT')
+    implementation('com.github.vitorpamplona.compose-richtext:richtext-ui:a0954aba63')
+    implementation('com.github.vitorpamplona.compose-richtext:richtext-ui-material:a0954aba63')
+    implementation('com.github.vitorpamplona.compose-richtext:richtext-commonmark:a0954aba63')
+
+    // Language picker and Theme chooser
+    implementation 'androidx.appcompat:appcompat:1.6.1'
+    implementation "androidx.media3:media3-exoplayer-hls:$media3_version"
+    implementation "androidx.media3:media3-ui:$media3_version"
+    implementation "androidx.media3:media3-session:$media3_version"
 
     // Local model for language identification
     playImplementation 'com.google.mlkit:language-id:17.0.4'
@@ -181,7 +171,7 @@ dependencies {
     playImplementation 'com.google.mlkit:translate:17.0.1'
 
     // PushNotifications
-    playImplementation platform('com.google.firebase:firebase-bom:32.1.1')
+    playImplementation platform('com.google.firebase:firebase-bom:32.2.2')
     playImplementation 'com.google.firebase:firebase-messaging-ktx'
 
     // Charts
@@ -190,19 +180,19 @@ dependencies {
     implementation "com.patrykandpatrick.vico:views:${vico_version}"
     implementation "com.patrykandpatrick.vico:compose-m2:${vico_version}"
 
-    // immutable collections to avoid recomposition
-    implementation("org.jetbrains.kotlinx:kotlinx-collections-immutable:0.3.5")
+    // GeoHash
+    implementation 'com.github.drfonfon:android-kotlin-geohash:1.0'
+
+    // Waveform visualizer
+    implementation 'com.github.lincollincol:compose-audiowaveform:1.1.1'
 
     // Video compression lib
-    implementation 'com.github.AbedElazizShe:LightCompressor:1.2.3'
+    implementation 'com.github.AbedElazizShe:LightCompressor:1.3.1'
     // Image compression lib
     implementation 'id.zelory:compressor:3.0.1'
 
-    // Automatic memory leak detection
-    debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.12'
-
     testImplementation 'junit:junit:4.13.2'
-    testImplementation 'io.mockk:mockk:1.13.5'
+    testImplementation 'io.mockk:mockk:1.13.7'
     androidTestImplementation 'androidx.test.ext:junit:1.2.0-alpha01'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
     androidTestImplementation "androidx.compose.ui:ui-test-junit4:$compose_ui_version"

app/proguard-rules.pro

@@ -5,33 +5,56 @@
 # For more details, see
 #   http://developer.android.com/guide/developing/tools/proguard.html
 
-# If your project uses WebView with JS, uncomment the following
-# and specify the fully qualified class name to the JavaScript interface
-# class:
-#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
-#   public *;
-#}
-
-# Uncomment this to preserve the line number information for
-# debugging stack traces.
-#-keepattributes SourceFile,LineNumberTable
-
-# If you keep the line number information, uncomment this to
-# hide the original source file name.
-#-renamesourcefileattribute SourceFile
-# For the Secp256k1 library
+# preserve the line number information for debugging stack traces.
+-dontobfuscate
+-keepattributes LocalVariableTable
+-keepattributes LocalVariableTypeTable
+-keepattributes *Annotation*
+-keepattributes SourceFile
+-keepattributes LineNumberTable
+-keepattributes Signature
+-keepattributes Exceptions
 -keepattributes InnerClasses
+-keepattributes EnclosingMethod
+-keepattributes MethodParameters
+-keepparameternames
 
--keep class fr.acinq.secp256k1.jni.** { *; }
-# For the NostrPostr library
--keep class nostr.postr.** { *; }
--keep class com.vitorpamplona.amethyst.service.model.** { *; }
-# Json parsing
--keep class com.google.gson.reflect.** { *; }
--keep class * extends com.google.gson.reflect.TypeToken
--keep public class * implements java.lang.reflect.Type
+-keepdirectories libs
 
--keep class com.vitorpamplona.amethyst.lnurl.** { *; }
+# Keep all names
+-keepnames class ** { *; }
+
+# Keep All enums
+-keep enum ** { *; }
+
+# preserve access to native classses
+-keep class fr.acinq.secp256k1.** { *; }
+
+# JNA For Libsodium
+-keep class com.goterl.lazysodium.** { *; }
+
+# JNA also requires AWT, which Android does not have. So the classes are broken down to filter AWT out
+-keep class com.sun.jna.ToNativeConverter { *; }
+-keep class com.sun.jna.NativeMapped { *; }
+-keep class com.sun.jna.CallbackReference { *; }
+-keep class com.sun.jna.ptr.IntByReference { *; }
+-keep class com.sun.jna.NativeLong { *; }
+-keep class com.sun.jna.Structure { *; }
+-keep class com.sun.jna.Structure$* { *; }
+-keep class com.sun.jna.Native$ffi_callback { *; }
+-keep class * implements com.sun.jna.Structure$* { *; }
+-keep class * implements com.sun.jna.Native$* { *; }
+-keep class com.sun.jna.Native {
+    private static com.sun.jna.NativeMapped fromNative(java.lang.Class, java.lang.Object);
+    private static com.sun.jna.NativeMapped fromNative(java.lang.reflect.Method, java.lang.Object);
+    private static java.lang.Class nativeType(java.lang.Class);
+    private static java.lang.Object toNative(com.sun.jna.ToNativeConverter, java.lang.Object);
+    private static java.lang.Object fromNative(com.sun.jna.FromNativeConverter, java.lang.Object, java.lang.reflect.Method);
+}
+
+# JSON parsing
+-keep class com.vitorpamplona.quartz.crypto.** { *; }
+-keep class com.vitorpamplona.quartz.encoders.** { *; }
+-keep class com.vitorpamplona.quartz.events.** { *; }
 -keep class com.vitorpamplona.amethyst.model.** { *; }
 -keep class com.vitorpamplona.amethyst.service.** { *; }
--keep class com.vitorpamplona.amethyst.ui.** { *; }

app/src/androidTest/java/com/vitorpamplona/amethyst/ImageUploadTesting.kt

@@ -1,113 +1,78 @@
 package com.vitorpamplona.amethyst
 
 import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.vitorpamplona.amethyst.model.Account
+import com.vitorpamplona.amethyst.ui.actions.FileServer
 import com.vitorpamplona.amethyst.ui.actions.ImageUploader
 import com.vitorpamplona.amethyst.ui.actions.ImgurServer
 import com.vitorpamplona.amethyst.ui.actions.NostrBuildServer
 import com.vitorpamplona.amethyst.ui.actions.NostrFilesDevServer
 import com.vitorpamplona.amethyst.ui.actions.NostrImgServer
-import junit.framework.TestCase.assertNotNull
-import junit.framework.TestCase.fail
-import kotlinx.coroutines.delay
+import com.vitorpamplona.quartz.crypto.KeyPair
 import kotlinx.coroutines.runBlocking
+import org.junit.Assert
 import org.junit.Test
 import org.junit.runner.RunWith
 import java.util.Base64
+import java.util.concurrent.CountDownLatch
 
 @RunWith(AndroidJUnit4::class)
 class ImageUploadTesting {
 
     val image = "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"
 
-    @Test()
-    fun testImgurUpload() = runBlocking {
+    fun testBase(server: FileServer) {
         val bytes = Base64.getDecoder().decode(image)
         val inputStream = bytes.inputStream()
 
+        val countDownLatch = CountDownLatch(1)
+        var url: String? = null
+        var error: String? = null
+
+        ImageUploader.account = Account(
+            KeyPair()
+        )
+
         ImageUploader.uploadImage(
             inputStream,
             bytes.size.toLong(),
             "image/gif",
-            ImgurServer(),
-            onSuccess = { url, contentType ->
+            server,
+            onSuccess = { newUrl, contentType ->
                 println("Uploaded to $url")
-                assertNotNull(url)
+                url = newUrl
+                countDownLatch.countDown()
             },
             onError = {
                 println("Failed to Upload")
-                fail("${it.message}")
+                error = it.message
+                countDownLatch.countDown()
             }
         )
 
-        delay(5000)
+        countDownLatch.await()
+
+        Assert.assertNull(error)
+        Assert.assertTrue(url?.startsWith("http") == true)
+    }
+
+    @Test()
+    fun testImgurUpload() = runBlocking {
+        testBase(ImgurServer())
     }
 
     @Test()
     fun testNostrBuildUpload() = runBlocking {
-        val bytes = Base64.getDecoder().decode(image)
-        val inputStream = bytes.inputStream()
-
-        ImageUploader.uploadImage(
-            inputStream,
-            bytes.size.toLong(),
-            "image/gif",
-            NostrBuildServer(),
-            onSuccess = { url, contentType ->
-                println("Uploaded to $url")
-                assertNotNull(url)
-            },
-            onError = {
-                println("Failed to Upload")
-                fail("${it.message}")
-            }
-        )
-
-        delay(1000)
+        testBase(NostrBuildServer())
     }
 
     @Test()
     fun testNostrImgUpload() = runBlocking {
-        val bytes = Base64.getDecoder().decode(image)
-        val inputStream = bytes.inputStream()
-
-        ImageUploader.uploadImage(
-            inputStream,
-            bytes.size.toLong(),
-            "image/gif",
-            NostrImgServer(),
-            onSuccess = { url, contentType ->
-                println("Uploaded to $url")
-                assertNotNull(url)
-            },
-            onError = {
-                println("Failed to Upload")
-                fail("${it.message}")
-            }
-        )
-
-        delay(1000)
+        testBase(NostrImgServer())
     }
 
     @Test()
     fun testNostrFilesDevUpload() = runBlocking {
-        val bytes = Base64.getDecoder().decode(image)
-        val inputStream = bytes.inputStream()
-
-        ImageUploader.uploadImage(
-            inputStream,
-            bytes.size.toLong(),
-            "image/gif",
-            NostrFilesDevServer(),
-            onSuccess = { url, contentType ->
-                println("Uploaded to $url")
-                assertNotNull(url)
-            },
-            onError = {
-                println("Failed to Upload")
-                fail("${it.message}")
-            }
-        )
-
-        delay(5000)
+        testBase(NostrFilesDevServer())
     }
 }

app/src/androidTest/java/com/vitorpamplona/amethyst/RichTextParserTest.kt

@@ -3,7 +3,7 @@ package com.vitorpamplona.amethyst
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import com.vitorpamplona.amethyst.service.RichTextParser
 import com.vitorpamplona.amethyst.service.RichTextViewerState
-import com.vitorpamplona.amethyst.ui.actions.ImmutableListOfLists
+import com.vitorpamplona.quartz.events.ImmutableListOfLists
 import org.junit.Assert
 import org.junit.Test
 import org.junit.runner.RunWith
@@ -668,7 +668,7 @@ class RichTextParserTest {
     fun testTextToParse() {
         val state = RichTextParser().parseText(textToParse, ImmutableListOfLists())
         Assert.assertEquals(
-            "relay.shitforce.one, relayable.org, universe.nostrich.land, nos.lol, universe.nostrich.land?lang=zh, universe.nostrich.land?lang=en, relay.damus.io, relay.nostr.wirednet.jp, offchain.pub, nostr.rocks, relay.wellorder.net, nostr.oxtr.dev, universe.nostrich.land?lang=ja, relay.mostr.pub, nostr.bitcoiner.social, ⚡41.7M, Nostr-Check.com, MR.Rabbit, Ancap.su, ⚡️satscoinsv@getalby.com, miceliomad@miceliomad.github.io/nostr/, zapper.lol, smies.me, baller.hodl",
+            "relay.shitforce.one, relayable.org, universe.nostrich.land, nos.lol, universe.nostrich.land?lang=zh, universe.nostrich.land?lang=en, relay.damus.io, relay.nostr.wirednet.jp, offchain.pub, nostr.rocks, relay.wellorder.net, nostr.oxtr.dev, universe.nostrich.land?lang=ja, relay.mostr.pub, nostr.bitcoiner.social, Nostr-Check.com, MR.Rabbit, Ancap.su, zapper.lol, smies.me, baller.hodl",
             state.urlSet.joinToString(", ")
         )
 
@@ -806,134 +806,101 @@ class RichTextParserTest {
             "HashTag(#bitcoin,)",
             "RegularText(1.7K,)",
             "RegularText(109)",
-            "RegularText()",
             "HashTag(#concussion,)",
             "RegularText(1.1K,)",
             "RegularText(25)",
-            "RegularText()",
             "HashTag(#press,)",
             "RegularText(0.9K,)",
             "RegularText(65)",
-            "RegularText()",
             "HashTag(#france,)",
             "RegularText(492,)",
             "RegularText(46)",
-            "RegularText()",
             "HashTag(#presse,)",
             "RegularText(480,)",
             "RegularText(42)",
-            "RegularText()",
             "HashTag(#covid19,)",
             "RegularText(465,)",
             "RegularText(65)",
-            "RegularText()",
             "HashTag(#nostr,)",
             "RegularText(414,)",
             "RegularText(109)",
-            "RegularText()",
             "HashTag(#zapathon,)",
             "RegularText(386,)",
             "RegularText(76)",
-            "RegularText()",
             "HashTag(#rssfeed,)",
             "RegularText(309,)",
             "RegularText(53)",
-            "RegularText()",
             "HashTag(#btc,)",
             "RegularText(299,)",
             "RegularText(109)",
-            "RegularText()",
             "HashTag(#news,)",
             "RegularText(294,)",
             "RegularText(91)",
-            "RegularText()",
             "HashTag(#zap,)",
             "RegularText(283,)",
             "RegularText(109)",
-            "RegularText()",
             "HashTag(#linux,)",
             "RegularText(253,)",
             "RegularText(88)",
-            "RegularText()",
             "HashTag(#respond,)",
             "RegularText(246,)",
             "RegularText(90)",
-            "RegularText()",
             "HashTag(#kompost,)",
             "RegularText(240,)",
             "RegularText(31)",
-            "RegularText()",
             "HashTag(#plebchain,)",
             "RegularText(236,)",
             "RegularText(109)",
-            "RegularText()",
             "HashTag(#gardenaward,)",
             "RegularText(236,)",
             "RegularText(31)",
-            "RegularText()",
             "HashTag(#start,)",
             "RegularText(236,)",
             "RegularText(31)",
-            "RegularText()",
             "HashTag(#unicef,)",
             "RegularText(233,)",
             "RegularText(32)",
-            "RegularText()",
             "HashTag(#coronavirus,)",
             "RegularText(233,)",
             "RegularText(33)",
-            "RegularText()",
             "HashTag(#bew,)",
             "RegularText(229,)",
             "RegularText(31)",
-            "RegularText()",
             "HashTag(#balkon,)",
             "RegularText(229,)",
             "RegularText(31)",
-            "RegularText()",
             "HashTag(#terrasse,)",
             "RegularText(229,)",
             "RegularText(31)",
-            "RegularText()",
             "HashTag(#braininjuryawareness,)",
             "RegularText(229,)",
             "RegularText(24)",
-            "RegularText()",
             "HashTag(#garten,)",
             "RegularText(220,)",
             "RegularText(21)",
-            "RegularText()",
             "HashTag(#smart,)",
             "RegularText(220,)",
             "RegularText(21)",
-            "RegularText()",
             "HashTag(#nsfw,)",
             "RegularText(211,)",
             "RegularText(85)",
-            "RegularText()",
             "HashTag(#protoncalendar,)",
             "RegularText(206,)",
             "RegularText(31)",
-            "RegularText()",
             "HashTag(#stacksats,)",
             "RegularText(195,)",
             "RegularText(99)",
-            "RegularText()",
             "HashTag(#nokyc,)",
             "RegularText(179,)",
             "RegularText(98)",
             "RegularText()",
-            "RegularText()",
             "RegularText(Emoji sentiment today)",
             "RegularText()",
             "RegularText(⚡ (1.6K) 👉 (1.4K) 🇪🇺 (1.2K) 🫂 (1.2K) 🇺🇸 (1.1K) 💜 (875) 🧠 (858) 😂 (830) 🔥 (690) 🤣 (566) 🤙 (525) ☕ (444) 👇 (443) 🙌🏻 (425) ☀ (307) 😎 (305) 🥳 (301) 🤔 (276) 🌻 (270) 🧡 (270) 🥇 (269) 🗓 (269) 🙏 (268) 🏆 (267) 🌱 (264) 📰 (230) 🏉 (221) 😭 (220) 💰 (219) 🔗 (209) 👀 (201) 😅 (199) ✨ (193) 🇷🇺 (182) 💪 (167) ✅ (164) 💤 (163) 🐶 (151) 🇨🇭 (141) 📝 (137) 😁 (136) 🌞 (136) 🐾 (136) ❤ (132) 💻 (126) 🚀 (125) 👍 (125) 🇧🇷 (125) 😊 (121) 📚 (120) ➡ (120) 👏 (118) 🎉 (117) 🎮 (115) 🤷 (113) 👋 (112) 💃 (108) 🕺🏻 (106) 💡 (104) 🚨 (99) 😆 (97) 💯 (95) ⚠ (92) 📢 (92) 🤗 (89) 😴 (87) 🔁 (83) 🐰 (81) 😀 (79) 🎟 (78) ⛏ (78) 🐦 (76) 💸 (76) ✌🏻 (75) 🤍 (73) 🇬🇧 (73) 🌽 (70) 🤡 (69) 🤮 (69) ❗ (66) 🤝 (65) 😉 (65) 🙇 (65) 🍻 (64) 🌍 (64) 💕 (63) 🌸 (62) 💬 (61) ☺ (61) 🇦🇷 (59) 🇮🇩 (57) 😳 (57) 😄 (57) 🎶 (57) 🥷🏻 (56) 🎵 (56) 😃 (56) 🔍 (55) 💥 (55) 🎲 (54) ✍ (54) 🕒 (53) ⬇ (53) 💙 (51) 🔒 (50) 📈 (50) 🪙 (50) 🌧 (50) 🥰 (50) 🕸 (50) 🌐 (50) 💭 (49) 🌙 (49) 😍 (49) 📱 (48) 🌟 (48) 🤩 (48) 💔 (47) 🔌 (47) 😋 (47) 🎖 (47) 🍣 (46) 📷 (46) 💼 (45) ⭐ (45) 🥔 (45) 🥺 (45) 👌 (44) 👷🏼 (43) 😱 (43) 📅 (43) 🤖 (43) 📸 (42) 📊 (42) 🦑 (40) 💵 (40) 🤦 (39) ❣ (38) 💎 (38) 🖤 (38) 📺 (37) 🇵🇱 (37) 🇯🇵 (36) 🔧 (36) 🤘 (36) 💖 (36) ‼ (35) 😢 (35) 😺 (34) 🔊 (34) 😏 (34) 🇸🇰 (34) 🏃 (34) 👩‍👧 (34) ⏰ (33) 👨‍💻 (33) 👑 (33) 👥 (32) 🖥 (32) 💨 (32) 💗 (31) 🇲🇽 (31) 📖 (31) 🚫 (31) 👊🏻 (31) 😡 (31) 🌎 (31) 👁 (30) 🗞 (30) 🍀 (30) 🍽 (29) 🐸 (29) 🥚 (29) 💩 (29) ✊🏾 (29) 😮 (29) 🌡 (29) 🙃 (28) 🔔 (28) 🇻🇪 (28) 💦 (28) 🎯 (28) 🎨 (28) 🍛 (28) 🖼 (27) ☝🏻 (27) 🛑 (27) 🙄 (27) 🧑🏻‍🤝‍🧑🏽 (27) 🌈 (27) 🥂 (26) 🇫🇮 (26) 🎥 (26) 😬 (26) 🥲 (25) 🦾 (24) 🤜 (24) 🙂 (24) 🖕 (24) 😩 (24) )",
             "RegularText()",
             "RegularText(Zap economy)",
             "RegularText()",
-            "Link(⚡41.7M)",
-            "RegularText(sats)",
-            "RegularText((₿0.417))",
-            "RegularText()",
+            "RegularText(⚡41.7M sats (₿0.417) )",
             "RegularText(1,816 zappers & 920 zapped (unique pubkeys))",
             "RegularText(🌩️ 33,248 zaps, 1,253 sats per zap (avg))",
             "RegularText()",
@@ -2248,7 +2215,7 @@ class RichTextParserTest {
             "HashTag(#214)",
             "RegularText(2%)",
             "RegularText(Satscoinsv,)",
-            "Link(⚡️satscoinsv@getalby.com)",
+            "RegularText(⚡️satscoinsv@getalby.com)",
             "RegularText(-)",
             "RegularText(80db64657ea0358c5332c5cca01565eeddd4b8799688b1c46d3cb2d7c966671f)",
             "HashTag(#215)",
@@ -2458,7 +2425,7 @@ class RichTextParserTest {
             "HashTag(#249)",
             "RegularText(2%)",
             "RegularText(micmad,)",
-            "Link(miceliomad@miceliomad.github.io/nostr/)",
+            "RegularText(miceliomad@miceliomad.github.io/nostr/)",
             "RegularText(-)",
             "RegularText(cd806edcf8ff40ea94fa574ea9cd97da16e5beb2b85aac6e1d648b8388504343)",
             "HashTag(#250)",
@@ -3805,7 +3772,7 @@ class RichTextParserTest {
             "HashTag(#471)",
             "RegularText(1%)",
             "RegularText(leonwankum,)",
-            "SchemelessUrl(@leonawankum@BitcoinNostr.com)",
+            "RegularText(@leonawankum@BitcoinNostr.com)",
             "RegularText()",
             "RegularText(-)",
             "RegularText(652d58acafa105af8475c0fe8029a52e7ddbc337b2bd9c98bb17a111dc4cde60)",
@@ -4007,7 +3974,7 @@ class RichTextParserTest {
             "Bech(npub17m7f7q08k4x746s2v45eyvwppck32dcahw7uj2mu5txuswldgqkqw9zms7)"
         )
 
-        state.paragraphs.flatten().forEachIndexed { index, seg ->
+        state.paragraphs.map { it.words }.flatten().forEachIndexed { index, seg ->
             Assert.assertEquals(
                 expectedResult[index],
                 "${seg.javaClass.simpleName.replace("Segment", "")}(${seg.segmentText})"
@@ -4027,7 +3994,7 @@ class RichTextParserTest {
         Assert.assertTrue(state.imagesForPager.isEmpty())
         Assert.assertTrue(state.imageList.isEmpty())
         Assert.assertTrue(state.customEmoji.isEmpty())
-        Assert.assertEquals("Hi, how are you doing? ", state.paragraphs.firstOrNull()?.firstOrNull()?.segmentText)
+        Assert.assertEquals("Hi, how are you doing? ", state.paragraphs.firstOrNull()?.words?.firstOrNull()?.segmentText)
     }
 
     @Test
@@ -4039,7 +4006,7 @@ class RichTextParserTest {
         Assert.assertTrue(state.customEmoji.isEmpty())
         Assert.assertEquals(
             "\nHi, \nhow\n\n\n are you doing? \n",
-            state.paragraphs.joinToString("\n") { it.joinToString(" ") { it.segmentText } }
+            state.paragraphs.joinToString("\n") { it.words.joinToString(" ") { it.segmentText } }
         )
     }
 
@@ -4098,11 +4065,61 @@ https://nostr.build/i/fd53fcf5ad950fbe45127e4bcee1b59e8301d41de6beee211f45e344db
             "RegularText(here:)",
             "Link(https://lnshort.it/live-stream-embeds/)",
             "RegularText()",
-            "RegularText()",
             "Image(https://nostr.build/i/fd53fcf5ad950fbe45127e4bcee1b59e8301d41de6beee211f45e344db214e8a.jpg)"
         )
 
-        state.paragraphs.flatten().forEachIndexed { index, seg ->
+        state.paragraphs.map { it.words }.flatten().forEachIndexed { index, seg ->
+            Assert.assertEquals(
+                expectedResult[index],
+                "${seg.javaClass.simpleName.replace("Segment", "")}(${seg.segmentText})"
+            )
+        }
+    }
+
+    @Test
+    fun testNewLineAfterImage() {
+        val text = "That’s it ! That’s the #note https://cdn.nostr.build/i/1dc0726b6cb0f94a92bd66765ffb90f6c67e90c17bb957fc3d5d4782cbd73de7.jpg "
+
+        val state = RichTextParser().parseText(text, ImmutableListOfLists())
+
+        printStateForDebug(state)
+
+        val expectedResult = listOf<String>(
+            "RegularText(That’s)",
+            "RegularText(it)",
+            "RegularText(!)",
+            "RegularText(That’s)",
+            "RegularText(the)",
+            "HashTag(#note)",
+            "Image(https://cdn.nostr.build/i/1dc0726b6cb0f94a92bd66765ffb90f6c67e90c17bb957fc3d5d4782cbd73de7.jpg)"
+        )
+
+        state.paragraphs.map { it.words }.flatten().forEachIndexed { index, seg ->
+            Assert.assertEquals(
+                expectedResult[index],
+                "${seg.javaClass.simpleName.replace("Segment", "")}(${seg.segmentText})"
+            )
+        }
+    }
+
+    @Test
+    fun testSapceAfterImage() {
+        val text = "That’s it! https://cdn.nostr.build/i/1dc0726b6cb0f94a92bd66765ffb90f6c67e90c17bb957fc3d5d4782cbd73de7.jpg That’s the #note"
+
+        val state = RichTextParser().parseText(text, ImmutableListOfLists())
+
+        printStateForDebug(state)
+
+        val expectedResult = listOf<String>(
+            "RegularText(That’s)",
+            "RegularText(it!)",
+            "Image(https://cdn.nostr.build/i/1dc0726b6cb0f94a92bd66765ffb90f6c67e90c17bb957fc3d5d4782cbd73de7.jpg)",
+            "RegularText(That’s)",
+            "RegularText(the)",
+            "HashTag(#note)"
+        )
+
+        state.paragraphs.map { it.words }.flatten().forEachIndexed { index, seg ->
             Assert.assertEquals(
                 expectedResult[index],
                 "${seg.javaClass.simpleName.replace("Segment", "")}(${seg.segmentText})"
@@ -4112,7 +4129,7 @@ https://nostr.build/i/fd53fcf5ad950fbe45127e4bcee1b59e8301d41de6beee211f45e344db
 
     private fun printStateForDebug(state: RichTextViewerState) {
         state.paragraphs.forEachIndexed { index, paragraph ->
-            paragraph.forEach { seg ->
+            paragraph.words.forEach { seg ->
                 println(
                     "\"${
                     seg.javaClass.simpleName.replace(

app/src/androidTest/java/com/vitorpamplona/amethyst/UrlUserTagTransformationTest.kt

@@ -5,10 +5,10 @@ import androidx.compose.ui.text.AnnotatedString
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.platform.app.InstrumentationRegistry
 import com.vitorpamplona.amethyst.model.LocalCache
-import com.vitorpamplona.amethyst.model.UserMetadata
-import com.vitorpamplona.amethyst.model.decodePublicKey
-import com.vitorpamplona.amethyst.model.toHexKey
 import com.vitorpamplona.amethyst.ui.actions.buildAnnotatedStringWithUrlHighlighting
+import com.vitorpamplona.quartz.encoders.decodePublicKey
+import com.vitorpamplona.quartz.encoders.toHexKey
+import com.vitorpamplona.quartz.events.UserMetadata
 import org.junit.Assert.assertEquals
 import org.junit.Test
 import org.junit.runner.RunWith
@@ -29,7 +29,10 @@ class UrlUserTagTransformationTest {
 
     @Test
     fun transformationText() {
-        val user = LocalCache.getOrCreateUser(decodePublicKey("npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z").toHexKey())
+        val user = LocalCache.getOrCreateUser(
+            decodePublicKey("npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z")
+                .toHexKey()
+        )
         user.info = UserMetadata()
         user.info?.displayName = "Vitor Pamplona"
 
@@ -63,7 +66,10 @@ class UrlUserTagTransformationTest {
 
     @Test
     fun transformationTextTwoKeys() {
-        val user = LocalCache.getOrCreateUser(decodePublicKey("npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z").toHexKey())
+        val user = LocalCache.getOrCreateUser(
+            decodePublicKey("npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z")
+                .toHexKey()
+        )
         user.info = UserMetadata()
         user.info?.displayName = "Vitor Pamplona"
 

app/src/androidTestPlay/java/com/vitorpamplona/amethyst/TranslationsTest.kt

@@ -99,4 +99,13 @@ class TranslationsTest {
             "en"
         )
     }
+
+    @Test
+    fun testEmoji() {
+        assertTranslateContains(
+            "https://cdn.nostr.build/i/df3783dcdf7dd289ba02ba538dc039c8fe1d4db055e580b81604ed88c6af4ee0.jpg",
+            "\uD83E\uDD23 https://cdn.nostr.build/i/df3783dcdf7dd289ba02ba538dc039c8fe1d4db055e580b81604ed88c6af4ee0.jpg ",
+            "pt"
+        )
+    }
 }

app/src/fdroid/java/com/vitorpamplona/amethyst/ui/components/TranslatableRichTextViewer.kt

@@ -4,8 +4,8 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
-import com.vitorpamplona.amethyst.ui.actions.ImmutableListOfLists
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
+import com.vitorpamplona.quartz.events.ImmutableListOfLists
 
 @Composable
 fun TranslatableRichTextViewer(

app/src/main/AndroidManifest.xml

@@ -27,6 +27,19 @@
     <!-- To know receive notifications when the app connects/disconnects from the web -->
     <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
 
+    <!-- Audio/Video Playback -->
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK" />
+
+    <!-- Keeps screen on while playing videos -->
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+
+    <!-- This notification permission is needed for some phones -->
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
+
+    <!-- Adds Geohash to posts if active -->
+    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
+
     <!-- Old permission to access media -->
     <uses-permission
         android:name="android.permission.WRITE_EXTERNAL_STORAGE"
@@ -51,6 +64,7 @@
         <activity
             android:name=".ui.MainActivity"
             android:exported="true"
+            android:launchMode="singleTop"
             android:windowSoftInputMode="adjustResize"
             android:configChanges="orientation|screenSize|screenLayout"
             android:theme="@style/Theme.Amethyst">
@@ -91,6 +105,17 @@
             android:screenOrientation="fullSensor"
             tools:replace="screenOrientation" />
 
+        <service
+            android:name=".PlaybackService"
+            android:foregroundServiceType="mediaPlayback"
+            android:stopWithTask="true"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="androidx.media3.session.MediaSessionService"/>
+                <action android:name="android.media.browse.MediaBrowserService"/>
+            </intent-filter>
+        </service>
+
     </application>
 
 </manifest>

app/src/main/java/com/vitorpamplona/amethyst/Amethyst.kt

@@ -1,11 +1,38 @@
 package com.vitorpamplona.amethyst
 
 import android.app.Application
+import android.os.StrictMode
+import android.os.StrictMode.ThreadPolicy
+import android.os.StrictMode.VmPolicy
 
 class Amethyst : Application() {
+    @androidx.annotation.OptIn(androidx.media3.common.util.UnstableApi::class)
     override fun onCreate() {
         super.onCreate()
         instance = this
+
+        VideoCache.initFileCache(instance)
+
+        if (BuildConfig.DEBUG) {
+            StrictMode.setThreadPolicy(
+                ThreadPolicy.Builder()
+                    .detectAll()
+                    .penaltyLog()
+                    .build()
+            )
+            StrictMode.setVmPolicy(
+                VmPolicy.Builder()
+                    .detectActivityLeaks()
+                    .detectFileUriExposure()
+                    .detectContentUriWithoutPermission()
+                    .detectLeakedClosableObjects()
+                    .detectLeakedRegistrationObjects()
+                    .detectLeakedSqlLiteObjects()
+                    .penaltyLog()
+                    // .penaltyDeath()
+                    .build()
+            )
+        }
     }
 
     companion object {

app/src/main/java/com/vitorpamplona/amethyst/LocalPreferences.kt

@@ -4,24 +4,25 @@ import android.annotation.SuppressLint
 import android.content.Context
 import android.content.SharedPreferences
 import androidx.compose.runtime.Immutable
-import com.google.gson.GsonBuilder
-import com.google.gson.reflect.TypeToken
+import com.fasterxml.jackson.module.kotlin.readValue
 import com.vitorpamplona.amethyst.model.Account
+import com.vitorpamplona.amethyst.model.ConnectivityType
 import com.vitorpamplona.amethyst.model.GLOBAL_FOLLOWS
 import com.vitorpamplona.amethyst.model.KIND3_FOLLOWS
+import com.vitorpamplona.amethyst.model.Nip47URI
 import com.vitorpamplona.amethyst.model.RelaySetupInfo
-import com.vitorpamplona.amethyst.model.hexToByteArray
+import com.vitorpamplona.amethyst.model.ServersAvailable
+import com.vitorpamplona.amethyst.model.Settings
+import com.vitorpamplona.amethyst.model.parseConnectivityType
 import com.vitorpamplona.amethyst.service.HttpClient
-import com.vitorpamplona.amethyst.service.model.ContactListEvent
-import com.vitorpamplona.amethyst.service.model.Event
-import com.vitorpamplona.amethyst.service.model.Event.Companion.getRefinedEvent
-import com.vitorpamplona.amethyst.service.model.LnZapEvent
-import com.vitorpamplona.amethyst.ui.actions.ServersAvailable
-import com.vitorpamplona.amethyst.ui.note.Nip47URI
-import fr.acinq.secp256k1.Hex
-import nostr.postr.Persona
-import nostr.postr.toHex
-import nostr.postr.toNpub
+import com.vitorpamplona.quartz.crypto.KeyPair
+import com.vitorpamplona.quartz.encoders.Hex
+import com.vitorpamplona.quartz.encoders.hexToByteArray
+import com.vitorpamplona.quartz.encoders.toHexKey
+import com.vitorpamplona.quartz.encoders.toNpub
+import com.vitorpamplona.quartz.events.ContactListEvent
+import com.vitorpamplona.quartz.events.Event
+import com.vitorpamplona.quartz.events.LnZapEvent
 import java.io.File
 import java.util.Locale
 
@@ -61,17 +62,21 @@ private object PrefKeys {
     const val LATEST_CONTACT_LIST = "latestContactList"
     const val HIDE_DELETE_REQUEST_DIALOG = "hide_delete_request_dialog"
     const val HIDE_BLOCK_ALERT_DIALOG = "hide_block_alert_dialog"
+    const val HIDE_NIP_24_WARNING_DIALOG = "hide_nip24_warning_dialog"
     const val USE_PROXY = "use_proxy"
     const val PROXY_PORT = "proxy_port"
     const val SHOW_SENSITIVE_CONTENT = "show_sensitive_content"
     const val WARN_ABOUT_REPORTS = "warn_about_reports"
     const val FILTER_SPAM_FROM_STRANGERS = "filter_spam_from_strangers"
     const val LAST_READ_PER_ROUTE = "last_read_route_per_route"
+    const val AUTOMATICALLY_SHOW_IMAGES = "automatically_show_images"
+    const val AUTOMATICALLY_START_PLAYBACK = "automatically_start_playback"
+    const val THEME = "theme"
+    const val PREFERRED_LANGUAGE = "preferred_Language"
+    const val AUTOMATICALLY_LOAD_URL_PREVIEW = "automatically_load_url_preview"
     val LAST_READ: (String) -> String = { route -> "last_read_route_$route" }
 }
 
-private val gson = GsonBuilder().create()
-
 object LocalPreferences {
     private const val comma = ","
 
@@ -203,32 +208,33 @@ object LocalPreferences {
     fun saveToEncryptedStorage(account: Account) {
         val prefs = encryptedPreferences(account.userProfile().pubkeyNpub())
         prefs.edit().apply {
-            account.loggedIn.privKey?.let { putString(PrefKeys.NOSTR_PRIVKEY, it.toHex()) }
-            account.loggedIn.pubKey.let { putString(PrefKeys.NOSTR_PUBKEY, it.toHex()) }
+            account.keyPair.privKey?.let { putString(PrefKeys.NOSTR_PRIVKEY, it.toHexKey()) }
+            account.keyPair.pubKey.let { putString(PrefKeys.NOSTR_PUBKEY, it.toHexKey()) }
             putStringSet(PrefKeys.FOLLOWING_CHANNELS, account.followingChannels)
             putStringSet(PrefKeys.FOLLOWING_COMMUNITIES, account.followingCommunities)
             putStringSet(PrefKeys.HIDDEN_USERS, account.hiddenUsers)
-            putString(PrefKeys.RELAYS, gson.toJson(account.localRelays))
+            putString(PrefKeys.RELAYS, Event.mapper.writeValueAsString(account.localRelays))
             putStringSet(PrefKeys.DONT_TRANSLATE_FROM, account.dontTranslateFrom)
-            putString(PrefKeys.LANGUAGE_PREFS, gson.toJson(account.languagePreferences))
+            putString(PrefKeys.LANGUAGE_PREFS, Event.mapper.writeValueAsString(account.languagePreferences))
             putString(PrefKeys.TRANSLATE_TO, account.translateTo)
-            putString(PrefKeys.ZAP_AMOUNTS, gson.toJson(account.zapAmountChoices))
-            putString(PrefKeys.REACTION_CHOICES, gson.toJson(account.reactionChoices))
-            putString(PrefKeys.DEFAULT_ZAPTYPE, gson.toJson(account.defaultZapType))
-            putString(PrefKeys.DEFAULT_FILE_SERVER, gson.toJson(account.defaultFileServer))
+            putString(PrefKeys.ZAP_AMOUNTS, Event.mapper.writeValueAsString(account.zapAmountChoices))
+            putString(PrefKeys.REACTION_CHOICES, Event.mapper.writeValueAsString(account.reactionChoices))
+            putString(PrefKeys.DEFAULT_ZAPTYPE, account.defaultZapType.name)
+            putString(PrefKeys.DEFAULT_FILE_SERVER, account.defaultFileServer.name)
             putString(PrefKeys.DEFAULT_HOME_FOLLOW_LIST, account.defaultHomeFollowList)
             putString(PrefKeys.DEFAULT_STORIES_FOLLOW_LIST, account.defaultStoriesFollowList)
             putString(PrefKeys.DEFAULT_NOTIFICATION_FOLLOW_LIST, account.defaultNotificationFollowList)
             putString(PrefKeys.DEFAULT_DISCOVERY_FOLLOW_LIST, account.defaultDiscoveryFollowList)
-            putString(PrefKeys.ZAP_PAYMENT_REQUEST_SERVER, gson.toJson(account.zapPaymentRequest))
-            putString(PrefKeys.LATEST_CONTACT_LIST, Event.gson.toJson(account.backupContactList))
+            putString(PrefKeys.ZAP_PAYMENT_REQUEST_SERVER, Event.mapper.writeValueAsString(account.zapPaymentRequest))
+            putString(PrefKeys.LATEST_CONTACT_LIST, Event.mapper.writeValueAsString(account.backupContactList))
             putBoolean(PrefKeys.HIDE_DELETE_REQUEST_DIALOG, account.hideDeleteRequestDialog)
+            putBoolean(PrefKeys.HIDE_NIP_24_WARNING_DIALOG, account.hideNIP24WarningDialog)
             putBoolean(PrefKeys.HIDE_BLOCK_ALERT_DIALOG, account.hideBlockAlertDialog)
             putBoolean(PrefKeys.USE_PROXY, account.proxy != null)
             putInt(PrefKeys.PROXY_PORT, account.proxyPort)
             putBoolean(PrefKeys.WARN_ABOUT_REPORTS, account.warnAboutPostsWithReports)
             putBoolean(PrefKeys.FILTER_SPAM_FROM_STRANGERS, account.filterSpamFromStrangers)
-            putString(PrefKeys.LAST_READ_PER_ROUTE, gson.toJson(account.lastReadPerRoute))
+            putString(PrefKeys.LAST_READ_PER_ROUTE, Event.mapper.writeValueAsString(account.lastReadPerRoute))
 
             if (account.showSensitiveContent == null) {
                 remove(PrefKeys.SHOW_SENSITIVE_CONTENT)
@@ -236,6 +242,47 @@ object LocalPreferences {
                 putBoolean(PrefKeys.SHOW_SENSITIVE_CONTENT, account.showSensitiveContent!!)
             }
         }.apply()
+
+        val globalPrefs = encryptedPreferences()
+        globalPrefs.edit().apply {
+            if (account.settings.automaticallyShowImages.prefCode == null) {
+                remove(PrefKeys.AUTOMATICALLY_SHOW_IMAGES)
+            } else {
+                putBoolean(PrefKeys.AUTOMATICALLY_SHOW_IMAGES, account.settings.automaticallyShowImages.prefCode!!)
+            }
+
+            if (account.settings.automaticallyStartPlayback.prefCode == null) {
+                remove(PrefKeys.AUTOMATICALLY_START_PLAYBACK)
+            } else {
+                putBoolean(PrefKeys.AUTOMATICALLY_START_PLAYBACK, account.settings.automaticallyStartPlayback.prefCode!!)
+            }
+            if (account.settings.automaticallyShowUrlPreview.prefCode == null) {
+                remove(PrefKeys.AUTOMATICALLY_LOAD_URL_PREVIEW)
+            } else {
+                putBoolean(PrefKeys.AUTOMATICALLY_LOAD_URL_PREVIEW, account.settings.automaticallyShowUrlPreview.prefCode!!)
+            }
+            putString(PrefKeys.PREFERRED_LANGUAGE, account.settings.preferredLanguage ?: "")
+        }.apply()
+    }
+
+    fun updateTheme(theme: Int) {
+        encryptedPreferences().edit().apply {
+            putInt(PrefKeys.THEME, theme)
+        }.apply()
+    }
+
+    fun getTheme(): Int {
+        encryptedPreferences().apply {
+            return getInt(PrefKeys.THEME, 0)
+        }
+    }
+
+    fun getPreferredLanguage(): String {
+        var language = ""
+        encryptedPreferences().apply {
+            language = getString(PrefKeys.PREFERRED_LANGUAGE, "") ?: ""
+        }
+        return language
     }
 
     fun loadFromEncryptedStorage(): Account? {
@@ -251,10 +298,10 @@ object LocalPreferences {
             val followingChannels = getStringSet(PrefKeys.FOLLOWING_CHANNELS, null) ?: setOf()
             val followingCommunities = getStringSet(PrefKeys.FOLLOWING_COMMUNITIES, null) ?: setOf()
             val hiddenUsers = getStringSet(PrefKeys.HIDDEN_USERS, emptySet()) ?: setOf()
-            val localRelays = gson.fromJson(
-                getString(PrefKeys.RELAYS, "[]"),
-                object : TypeToken<Set<RelaySetupInfo>>() {}.type
-            ) ?: setOf<RelaySetupInfo>()
+            val localRelays = getString(PrefKeys.RELAYS, "[]")?.let {
+                println("LocalRelays: $it")
+                Event.mapper.readValue<Set<RelaySetupInfo>?>(it)
+            } ?: setOf<RelaySetupInfo>()
 
             val dontTranslateFrom = getStringSet(PrefKeys.DONT_TRANSLATE_FROM, null) ?: setOf()
             val translateTo = getString(PrefKeys.TRANSLATE_TO, null) ?: Locale.getDefault().language
@@ -263,29 +310,25 @@ object LocalPreferences {
             val defaultNotificationFollowList = getString(PrefKeys.DEFAULT_NOTIFICATION_FOLLOW_LIST, null) ?: GLOBAL_FOLLOWS
             val defaultDiscoveryFollowList = getString(PrefKeys.DEFAULT_DISCOVERY_FOLLOW_LIST, null) ?: GLOBAL_FOLLOWS
 
-            val zapAmountChoices = gson.fromJson(
-                getString(PrefKeys.ZAP_AMOUNTS, "[]"),
-                object : TypeToken<List<Long>>() {}.type
-            ) ?: listOf(500L, 1000L, 5000L)
+            val zapAmountChoices = getString(PrefKeys.ZAP_AMOUNTS, "[]")?.let {
+                Event.mapper.readValue<List<Long>?>(it)
+            }?.ifEmpty { listOf(500L, 1000L, 5000L) } ?: listOf(500L, 1000L, 5000L)
 
-            val reactionChoices = gson.fromJson<List<String>>(
-                getString(PrefKeys.REACTION_CHOICES, "[]"),
-                object : TypeToken<List<String>>() {}.type
-            ).ifEmpty { listOf("+") } ?: listOf("+")
+            val reactionChoices = getString(PrefKeys.REACTION_CHOICES, "[]")?.let {
+                Event.mapper.readValue<List<String>?>(it)
+            }?.ifEmpty { listOf("+") } ?: listOf("+")
 
-            val defaultZapType = gson.fromJson(
-                getString(PrefKeys.DEFAULT_ZAPTYPE, "PUBLIC"),
-                object : TypeToken<LnZapEvent.ZapType>() {}.type
-            ) ?: LnZapEvent.ZapType.PUBLIC
+            val defaultZapType = getString(PrefKeys.DEFAULT_ZAPTYPE, "")?.let { serverName ->
+                LnZapEvent.ZapType.values().firstOrNull() { it.name == serverName }
+            } ?: LnZapEvent.ZapType.PUBLIC
 
-            val defaultFileServer = gson.fromJson(
-                getString(PrefKeys.DEFAULT_FILE_SERVER, "NOSTR_BUILD"),
-                object : TypeToken<ServersAvailable>() {}.type
-            ) ?: ServersAvailable.NOSTR_BUILD
+            val defaultFileServer = getString(PrefKeys.DEFAULT_FILE_SERVER, "")?.let { serverName ->
+                ServersAvailable.values().firstOrNull() { it.name == serverName }
+            } ?: ServersAvailable.NOSTR_BUILD
 
             val zapPaymentRequestServer = try {
                 getString(PrefKeys.ZAP_PAYMENT_REQUEST_SERVER, null)?.let {
-                    gson.fromJson(it, Nip47URI::class.java)
+                    Event.mapper.readValue<Nip47URI?>(it)
                 }
             } catch (e: Throwable) {
                 e.printStackTrace()
@@ -294,8 +337,7 @@ object LocalPreferences {
 
             val latestContactList = try {
                 getString(PrefKeys.LATEST_CONTACT_LIST, null)?.let {
-                    Event.gson.fromJson(it, Event::class.java)
-                        .getRefinedEvent(true) as ContactListEvent
+                    Event.fromJson(it) as ContactListEvent?
                 }
             } catch (e: Throwable) {
                 e.printStackTrace()
@@ -304,10 +346,7 @@ object LocalPreferences {
 
             val languagePreferences = try {
                 getString(PrefKeys.LANGUAGE_PREFS, null)?.let {
-                    gson.fromJson(
-                        it,
-                        object : TypeToken<Map<String, String>>() {}.type
-                    ) as Map<String, String>
+                    Event.mapper.readValue<Map<String, String>?>(it)
                 } ?: mapOf()
             } catch (e: Throwable) {
                 e.printStackTrace()
@@ -316,6 +355,7 @@ object LocalPreferences {
 
             val hideDeleteRequestDialog = getBoolean(PrefKeys.HIDE_DELETE_REQUEST_DIALOG, false)
             val hideBlockAlertDialog = getBoolean(PrefKeys.HIDE_BLOCK_ALERT_DIALOG, false)
+            val hideNIP24WarningDialog = getBoolean(PrefKeys.HIDE_NIP_24_WARNING_DIALOG, false)
             val useProxy = getBoolean(PrefKeys.USE_PROXY, false)
             val proxyPort = getInt(PrefKeys.PROXY_PORT, 9050)
             val proxy = HttpClient.initProxy(useProxy, "127.0.0.1", proxyPort)
@@ -330,18 +370,37 @@ object LocalPreferences {
 
             val lastReadPerRoute = try {
                 getString(PrefKeys.LAST_READ_PER_ROUTE, null)?.let {
-                    gson.fromJson(
-                        it,
-                        object : TypeToken<Map<String, Long>>() {}.type
-                    ) as Map<String, Long>
+                    Event.mapper.readValue<Map<String, Long>?>(it)
                 } ?: mapOf()
             } catch (e: Throwable) {
                 e.printStackTrace()
                 mapOf()
             }
 
+            val settings = Settings()
+            encryptedPreferences().apply {
+                settings.automaticallyShowImages = if (contains(PrefKeys.AUTOMATICALLY_SHOW_IMAGES)) {
+                    parseConnectivityType(getBoolean(PrefKeys.AUTOMATICALLY_SHOW_IMAGES, false))
+                } else {
+                    ConnectivityType.ALWAYS
+                }
+
+                settings.automaticallyStartPlayback = if (contains(PrefKeys.AUTOMATICALLY_START_PLAYBACK)) {
+                    parseConnectivityType(getBoolean(PrefKeys.AUTOMATICALLY_START_PLAYBACK, false))
+                } else {
+                    ConnectivityType.ALWAYS
+                }
+                settings.automaticallyShowUrlPreview = if (contains(PrefKeys.AUTOMATICALLY_LOAD_URL_PREVIEW)) {
+                    parseConnectivityType(getBoolean(PrefKeys.AUTOMATICALLY_LOAD_URL_PREVIEW, false))
+                } else {
+                    ConnectivityType.ALWAYS
+                }
+
+                settings.preferredLanguage = getString(PrefKeys.PREFERRED_LANGUAGE, "")
+            }
+
             val a = Account(
-                loggedIn = Persona(privKey = privKey?.hexToByteArray(), pubKey = pubKey.hexToByteArray()),
+                keyPair = KeyPair(privKey = privKey?.hexToByteArray(), pubKey = pubKey.hexToByteArray()),
                 followingChannels = followingChannels,
                 followingCommunities = followingCommunities,
                 hiddenUsers = hiddenUsers,
@@ -360,13 +419,15 @@ object LocalPreferences {
                 zapPaymentRequest = zapPaymentRequestServer,
                 hideDeleteRequestDialog = hideDeleteRequestDialog,
                 hideBlockAlertDialog = hideBlockAlertDialog,
+                hideNIP24WarningDialog = hideNIP24WarningDialog,
                 backupContactList = latestContactList,
                 proxy = proxy,
                 proxyPort = proxyPort,
                 showSensitiveContent = showSensitiveContent,
                 warnAboutPostsWithReports = warnAboutReports,
                 filterSpamFromStrangers = filterSpam,
-                lastReadPerRoute = lastReadPerRoute
+                lastReadPerRoute = lastReadPerRoute,
+                settings = settings
             )
 
             return a

app/src/main/java/com/vitorpamplona/amethyst/MultiPlayerPlaybackManager.kt

@@ -0,0 +1,135 @@
+package com.vitorpamplona.amethyst
+
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
+import android.util.LruCache
+import androidx.core.net.toUri
+import androidx.media3.common.C
+import androidx.media3.common.Player
+import androidx.media3.common.Player.STATE_IDLE
+import androidx.media3.common.Player.STATE_READY
+import androidx.media3.exoplayer.ExoPlayer
+import androidx.media3.session.MediaSession
+import com.vitorpamplona.amethyst.ui.MainActivity
+import kotlinx.coroutines.DelicateCoroutinesApi
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
+import kotlin.math.abs
+
+class MultiPlayerPlaybackManager(
+    private val dataSourceFactory: androidx.media3.exoplayer.source.MediaSource.Factory? = null,
+    private val cachedPositions: VideoViewedPositionCache
+) {
+    // protects from LruCache killing playing sessions
+    private val playingMap = mutableMapOf<String, MediaSession>()
+
+    private val cache =
+        object : LruCache<String, MediaSession>(10) { // up to 10 videos in the screen at the same time
+            override fun entryRemoved(
+                evicted: Boolean,
+                key: String?,
+                oldValue: MediaSession?,
+                newValue: MediaSession?
+            ) {
+                super.entryRemoved(evicted, key, oldValue, newValue)
+
+                if (!playingMap.contains(key)) {
+                    oldValue?.let {
+                        it.player.release()
+                        it.release()
+                    }
+                }
+            }
+        }
+
+    private fun getCallbackIntent(callbackUri: String, applicationContext: Context): PendingIntent {
+        return PendingIntent.getActivity(
+            applicationContext,
+            0,
+            Intent(Intent.ACTION_VIEW, callbackUri.toUri(), applicationContext, MainActivity::class.java),
+            PendingIntent.FLAG_IMMUTABLE or PendingIntent.FLAG_UPDATE_CURRENT
+        )
+    }
+
+    @androidx.annotation.OptIn(androidx.media3.common.util.UnstableApi::class)
+    fun getMediaSession(id: String, uri: String, callbackUri: String?, context: Context, applicationContext: Context): MediaSession {
+        val existingSession = playingMap.get(id) ?: cache.get(id)
+        if (existingSession != null) return existingSession
+
+        val player = ExoPlayer.Builder(context).run {
+            dataSourceFactory?.let { setMediaSourceFactory(it) }
+            build()
+        }
+
+        player.apply {
+            repeatMode = Player.REPEAT_MODE_ALL
+            videoScalingMode = C.VIDEO_SCALING_MODE_SCALE_TO_FIT
+            volume = 0f
+        }
+
+        val mediaSession = MediaSession.Builder(context, player).run {
+            callbackUri?.let {
+                setSessionActivity(getCallbackIntent(it, applicationContext))
+            }
+            setId(id)
+            build()
+        }
+
+        player.addListener(object : Player.Listener {
+            override fun onIsPlayingChanged(isPlaying: Boolean) {
+                if (isPlaying) {
+                    player.setWakeMode(C.WAKE_MODE_NETWORK)
+                    playingMap.put(id, mediaSession)
+                } else {
+                    player.setWakeMode(C.WAKE_MODE_NONE)
+                    cache.put(id, mediaSession)
+                    playingMap.remove(id, mediaSession)
+                }
+            }
+
+            override fun onPlaybackStateChanged(playbackState: Int) {
+                when (playbackState) {
+                    STATE_IDLE -> {
+                        if (player.currentPosition > 5 * 60) { // 5 seconds
+                            cachedPositions.add(uri, player.currentPosition)
+                        }
+                    }
+                    STATE_READY -> {
+                        cachedPositions.get(uri)?.let { lastPosition ->
+                            if (abs(player.currentPosition - lastPosition) > 5 * 60) {
+                                player.seekTo(lastPosition)
+                            }
+                        }
+                    }
+                    else -> {
+                        if (player.currentPosition > 5 * 60) { // 5 seconds
+                            cachedPositions.add(uri, player.currentPosition)
+                        }
+                    }
+                }
+            }
+        })
+
+        cache.put(id, mediaSession)
+
+        return mediaSession
+    }
+
+    @OptIn(DelicateCoroutinesApi::class)
+    fun releaseAppPlayers() {
+        GlobalScope.launch(Dispatchers.Main) {
+            cache.evictAll()
+            playingMap.forEach {
+                it.value.player.release()
+                it.value.release()
+            }
+            playingMap.clear()
+        }
+    }
+
+    fun playingContent(): Collection<MediaSession> {
+        return playingMap.values
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/PlaybackClientController.kt

@@ -0,0 +1,48 @@
+package com.vitorpamplona.amethyst
+
+import android.content.ComponentName
+import android.content.Context
+import android.os.Bundle
+import android.util.Log
+import androidx.media3.session.MediaController
+import androidx.media3.session.SessionToken
+import com.google.common.util.concurrent.MoreExecutors
+
+object PlaybackClientController {
+    @androidx.annotation.OptIn(androidx.media3.common.util.UnstableApi::class)
+    fun prepareController(
+        controllerID: String,
+        videoUri: String,
+        callbackUri: String?,
+        context: Context,
+        onReady: (MediaController) -> Unit
+    ) {
+        try {
+            // creating a bundle object
+            // creating a bundle object
+            val bundle = Bundle()
+            bundle.putString("id", controllerID)
+            bundle.putString("uri", videoUri)
+            bundle.putString("callbackUri", callbackUri)
+
+            val sessionTokenLocal = SessionToken(context, ComponentName(context, PlaybackService::class.java))
+            val controllerFuture = MediaController
+                .Builder(context, sessionTokenLocal)
+                .setConnectionHints(bundle)
+                .buildAsync()
+
+            controllerFuture.addListener(
+                {
+                    try {
+                        onReady(controllerFuture.get())
+                    } catch (e: Exception) {
+                        Log.e("Playback Client", "Failed to load Playback Client for $videoUri", e)
+                    }
+                },
+                MoreExecutors.directExecutor()
+            )
+        } catch (e: Exception) {
+            Log.e("Playback Client", "Failed to load Playback Client for $videoUri", e)
+        }
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/PlaybackService.kt

@@ -0,0 +1,143 @@
+package com.vitorpamplona.amethyst
+
+import androidx.annotation.OptIn
+import androidx.media3.common.util.UnstableApi
+import androidx.media3.datasource.okhttp.OkHttpDataSource
+import androidx.media3.exoplayer.hls.HlsMediaSource
+import androidx.media3.exoplayer.source.MediaSource
+import androidx.media3.exoplayer.source.ProgressiveMediaSource
+import androidx.media3.session.MediaSession
+import androidx.media3.session.MediaSessionService
+import com.vitorpamplona.amethyst.service.HttpClient
+
+@UnstableApi // Extend MediaSessionService
+class PlaybackService : MediaSessionService() {
+    private var videoViewedPositionCache = VideoViewedPositionCache()
+
+    private var managerHls: MultiPlayerPlaybackManager? = null
+    private var managerProgressive: MultiPlayerPlaybackManager? = null
+    private var managerLocal: MultiPlayerPlaybackManager? = null
+
+    fun newHslDataSource(): MediaSource.Factory {
+        return HlsMediaSource.Factory(OkHttpDataSource.Factory(HttpClient.getHttpClient()))
+    }
+
+    fun newProgressiveDataSource(): MediaSource.Factory {
+        return ProgressiveMediaSource.Factory(VideoCache.get(Amethyst.instance, HttpClient.getHttpClient()))
+    }
+
+    fun lazyHlsDS(): MultiPlayerPlaybackManager {
+        managerHls?.let { return it }
+
+        val newInstance = MultiPlayerPlaybackManager(newHslDataSource(), videoViewedPositionCache)
+        managerHls = newInstance
+        return newInstance
+    }
+
+    fun lazyProgressiveDS(): MultiPlayerPlaybackManager {
+        managerProgressive?.let { return it }
+
+        val newInstance = MultiPlayerPlaybackManager(newProgressiveDataSource(), videoViewedPositionCache)
+        managerProgressive = newInstance
+        return newInstance
+    }
+
+    fun lazyLocalDS(): MultiPlayerPlaybackManager {
+        managerLocal?.let { return it }
+
+        val newInstance = MultiPlayerPlaybackManager(cachedPositions = videoViewedPositionCache)
+        managerLocal = newInstance
+        return newInstance
+    }
+
+    // Create your Player and MediaSession in the onCreate lifecycle event
+    @OptIn(UnstableApi::class)
+    override fun onCreate() {
+        super.onCreate()
+
+        // Stop all videos and recreates all managers when the proxy changes.
+        HttpClient.proxyChangeListeners.add(this@PlaybackService::onProxyUpdated)
+    }
+
+    private fun onProxyUpdated() {
+        val toDestroyHls = managerHls
+        val toDestroyProgressive = managerProgressive
+
+        managerHls = MultiPlayerPlaybackManager(newHslDataSource(), videoViewedPositionCache)
+        managerProgressive = MultiPlayerPlaybackManager(newProgressiveDataSource(), videoViewedPositionCache)
+
+        toDestroyHls?.releaseAppPlayers()
+        toDestroyProgressive?.releaseAppPlayers()
+    }
+
+    override fun onDestroy() {
+        HttpClient.proxyChangeListeners.remove(this@PlaybackService::onProxyUpdated)
+
+        managerHls?.releaseAppPlayers()
+        managerLocal?.releaseAppPlayers()
+        managerProgressive?.releaseAppPlayers()
+
+        super.onDestroy()
+    }
+
+    fun getAppropriateMediaSessionManager(fileName: String): MultiPlayerPlaybackManager? {
+        return if (fileName.startsWith("file")) {
+            lazyLocalDS()
+        } else if (fileName.endsWith("m3u8")) {
+            lazyHlsDS()
+        } else {
+            lazyProgressiveDS()
+        }
+    }
+
+    override fun onUpdateNotification(session: MediaSession, startInForegroundRequired: Boolean) {
+        // Updates any new player ready
+        super.onUpdateNotification(session, startInForegroundRequired)
+
+        // Overrides the notification with any player actually playing
+        managerHls?.playingContent()?.forEach {
+            if (it.player.isPlaying) {
+                super.onUpdateNotification(it, startInForegroundRequired)
+            }
+        }
+        managerLocal?.playingContent()?.forEach {
+            if (it.player.isPlaying) {
+                super.onUpdateNotification(session, startInForegroundRequired)
+            }
+        }
+        managerProgressive?.playingContent()?.forEach {
+            if (it.player.isPlaying) {
+                super.onUpdateNotification(session, startInForegroundRequired)
+            }
+        }
+
+        // Overrides again with playing with audio
+        managerHls?.playingContent()?.forEach {
+            if (it.player.isPlaying && it.player.volume > 0) {
+                super.onUpdateNotification(it, startInForegroundRequired)
+            }
+        }
+        managerLocal?.playingContent()?.forEach {
+            if (it.player.isPlaying && it.player.volume > 0) {
+                super.onUpdateNotification(session, startInForegroundRequired)
+            }
+        }
+        managerProgressive?.playingContent()?.forEach {
+            if (it.player.isPlaying && it.player.volume > 0) {
+                super.onUpdateNotification(session, startInForegroundRequired)
+            }
+        }
+    }
+
+    // Return a MediaSession to link with the MediaController that is making
+    // this request.
+    override fun onGetSession(controllerInfo: MediaSession.ControllerInfo): MediaSession? {
+        val id = controllerInfo.connectionHints.getString("id") ?: return null
+        val uri = controllerInfo.connectionHints.getString("uri") ?: return null
+        val callbackUri = controllerInfo.connectionHints.getString("callbackUri")
+
+        val manager = getAppropriateMediaSessionManager(uri)
+
+        return manager?.getMediaSession(id, uri, callbackUri, context = this, applicationContext = applicationContext)
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/ServiceManager.kt

@@ -8,6 +8,8 @@ import coil.ImageLoader
 import coil.decode.GifDecoder
 import coil.decode.ImageDecoderDecoder
 import coil.decode.SvgDecoder
+import coil.disk.DiskCache
+import coil.util.DebugLogger
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.service.HttpClient
@@ -17,6 +19,7 @@ import com.vitorpamplona.amethyst.service.NostrChatroomDataSource
 import com.vitorpamplona.amethyst.service.NostrChatroomListDataSource
 import com.vitorpamplona.amethyst.service.NostrCommunityDataSource
 import com.vitorpamplona.amethyst.service.NostrDiscoveryDataSource
+import com.vitorpamplona.amethyst.service.NostrGeohashDataSource
 import com.vitorpamplona.amethyst.service.NostrHashtagDataSource
 import com.vitorpamplona.amethyst.service.NostrHomeDataSource
 import com.vitorpamplona.amethyst.service.NostrSearchEventOrUserDataSource
@@ -28,6 +31,7 @@ import com.vitorpamplona.amethyst.service.NostrUserProfileDataSource
 import com.vitorpamplona.amethyst.service.NostrVideoDataSource
 import com.vitorpamplona.amethyst.service.relays.Client
 import com.vitorpamplona.amethyst.ui.actions.ImageUploader
+import java.io.File
 
 object ServiceManager {
     private var account: Account? = null
@@ -54,15 +58,13 @@ object ServiceManager {
                     add(GifDecoder.Factory())
                 }
                 add(SvgDecoder.Factory())
-            } // .logger(DebugLogger())
+            }.logger(DebugLogger())
+                .diskCache { SingletonDiskCache.get(context.applicationContext) }
                 .okHttpClient { HttpClient.getHttpClient() }
                 .respectCacheHeaders(false)
                 .build()
         }
 
-        // Initializes video cache.
-        VideoCache.init(context.applicationContext)
-
         if (myAccount != null) {
             Client.connect(myAccount.activeRelays() ?: myAccount.convertLocalRelays())
 
@@ -79,6 +81,7 @@ object ServiceManager {
             NostrAccountDataSource.start()
             NostrChatroomListDataSource.start()
             NostrDiscoveryDataSource.start()
+            NostrVideoDataSource.start()
 
             // More Info Data Sources
             NostrSingleEventDataSource.start()
@@ -99,6 +102,7 @@ object ServiceManager {
 
         NostrCommunityDataSource.stop()
         NostrHashtagDataSource.stop()
+        NostrGeohashDataSource.stop()
         NostrSearchEventOrUserDataSource.stop()
         NostrSingleChannelDataSource.stop()
         NostrSingleEventDataSource.stop()
@@ -117,7 +121,32 @@ object ServiceManager {
             LocalCache.pruneOldAndHiddenMessages(it)
             LocalCache.pruneHiddenMessages(it)
             LocalCache.pruneContactLists(it)
-            // LocalCache.pruneNonFollows(it)
+            LocalCache.pruneRepliesAndReactions(it)
         }
     }
 }
+
+object SingletonDiskCache {
+
+    private const val DIRECTORY = "image_cache"
+    private var instance: DiskCache? = null
+
+    @Synchronized
+    fun get(context: Context): DiskCache {
+        return instance ?: run {
+            // Create the singleton disk cache instance.
+            DiskCache.Builder()
+                .directory(context.safeCacheDir.resolve(DIRECTORY))
+                .maxSizePercent(0.2)
+                .maximumMaxSizeBytes(500L * 1024 * 1024) // 250MB
+                .build()
+                .also { instance = it }
+        }
+    }
+}
+
+internal val Context.safeCacheDir: File
+    get() {
+        val cacheDir = checkNotNull(cacheDir) { "cacheDir == null" }
+        return cacheDir.apply { mkdirs() }
+    }

app/src/main/java/com/vitorpamplona/amethyst/VideoCache.kt

@@ -1,14 +1,16 @@
 package com.vitorpamplona.amethyst
 
 import android.content.Context
-import com.google.android.exoplayer2.database.StandaloneDatabaseProvider
-import com.google.android.exoplayer2.ext.okhttp.OkHttpDataSource
-import com.google.android.exoplayer2.upstream.cache.CacheDataSource
-import com.google.android.exoplayer2.upstream.cache.LeastRecentlyUsedCacheEvictor
-import com.google.android.exoplayer2.upstream.cache.SimpleCache
-import com.vitorpamplona.amethyst.service.HttpClient
+import androidx.media3.common.util.UnstableApi
+import androidx.media3.database.StandaloneDatabaseProvider
+import androidx.media3.datasource.cache.CacheDataSource
+import androidx.media3.datasource.cache.LeastRecentlyUsedCacheEvictor
+import androidx.media3.datasource.cache.SimpleCache
+import androidx.media3.datasource.okhttp.OkHttpDataSource
+import okhttp3.OkHttpClient
+import java.io.File
 
-object VideoCache {
+@UnstableApi object VideoCache {
 
     var exoPlayerCacheSize: Long = 90 * 1024 * 1024 // 90MB
 
@@ -20,33 +22,34 @@ object VideoCache {
     lateinit var cacheDataSourceFactory: CacheDataSource.Factory
 
     @Synchronized
-    fun init(context: Context) {
-        if (!this::simpleCache.isInitialized) {
-            exoDatabaseProvider = StandaloneDatabaseProvider(context)
+    fun initFileCache(context: Context) {
+        exoDatabaseProvider = StandaloneDatabaseProvider(context)
 
-            simpleCache = SimpleCache(
-                context.cacheDir,
-                leastRecentlyUsedCacheEvictor,
-                exoDatabaseProvider
-            )
-
-            cacheDataSourceFactory = CacheDataSource.Factory()
-                .setCache(simpleCache)
-                .setUpstreamDataSourceFactory(
-                    OkHttpDataSource.Factory(HttpClient.getHttpClient())
-                )
-                .setFlags(CacheDataSource.FLAG_IGNORE_CACHE_ON_ERROR)
-        } else {
-            cacheDataSourceFactory = CacheDataSource.Factory()
-                .setCache(simpleCache)
-                .setUpstreamDataSourceFactory(
-                    OkHttpDataSource.Factory(HttpClient.getHttpClient())
-                )
-                .setFlags(CacheDataSource.FLAG_IGNORE_CACHE_ON_ERROR)
-        }
+        simpleCache = SimpleCache(
+            File(context.cacheDir, "exoplayer"),
+            leastRecentlyUsedCacheEvictor,
+            exoDatabaseProvider
+        )
     }
 
-    fun get(): CacheDataSource.Factory {
+    // This method should be called when proxy setting changes.
+    fun renewCacheFactory(client: OkHttpClient) {
+        cacheDataSourceFactory = CacheDataSource.Factory()
+            .setCache(simpleCache)
+            .setUpstreamDataSourceFactory(
+                OkHttpDataSource.Factory(client)
+            )
+            .setFlags(CacheDataSource.FLAG_IGNORE_CACHE_ON_ERROR)
+    }
+
+    fun get(context: Context, client: OkHttpClient): CacheDataSource.Factory {
+        if (!this::simpleCache.isInitialized) {
+            initFileCache(context)
+        }
+
+        // Renews the factory because OkHttpMight have changed.
+        renewCacheFactory(client)
+
         return cacheDataSourceFactory
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/VideoViewedPositionCache.kt

@@ -0,0 +1,15 @@
+package com.vitorpamplona.amethyst
+
+import android.util.LruCache
+
+class VideoViewedPositionCache {
+    val cachedPosition = LruCache<String, Long>(100)
+
+    fun add(uri: String, position: Long) {
+        cachedPosition.put(uri, position)
+    }
+
+    fun get(uri: String): Long? {
+        return cachedPosition.get(uri)
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/model/AntiSpamFilter.kt

@@ -6,10 +6,11 @@ import androidx.compose.runtime.Stable
 import androidx.lifecycle.LiveData
 import com.vitorpamplona.amethyst.OptOutFromFilters
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
-import com.vitorpamplona.amethyst.service.model.Event
-import com.vitorpamplona.amethyst.service.nip19.Nip19
 import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.ui.components.BundledUpdate
+import com.vitorpamplona.quartz.encoders.HexKey
+import com.vitorpamplona.quartz.encoders.Nip19
+import com.vitorpamplona.quartz.events.Event
 import kotlinx.coroutines.Dispatchers
 
 data class Spammer(val pubkeyHex: HexKey, var duplicatedMessages: Set<HexKey>)
@@ -76,7 +77,11 @@ class AntiSpamLiveData(val cache: AntiSpamFilter) : LiveData<AntiSpamState>(Anti
     private val bundler = BundledUpdate(300, Dispatchers.IO)
 
     fun invalidateData() {
+        checkNotInMainThread()
+
         bundler.invalidate() {
+            checkNotInMainThread()
+
             if (hasActiveObservers()) {
                 postValue(AntiSpamState(cache))
             }

app/src/main/java/com/vitorpamplona/amethyst/model/Channel.kt

@@ -3,12 +3,15 @@ package com.vitorpamplona.amethyst.model
 import androidx.compose.runtime.Stable
 import androidx.lifecycle.LiveData
 import com.vitorpamplona.amethyst.service.NostrSingleChannelDataSource
-import com.vitorpamplona.amethyst.service.model.ATag
-import com.vitorpamplona.amethyst.service.model.ChannelCreateEvent
-import com.vitorpamplona.amethyst.service.model.LiveActivitiesEvent
+import com.vitorpamplona.amethyst.service.checkNotInMainThread
 import com.vitorpamplona.amethyst.ui.components.BundledUpdate
 import com.vitorpamplona.amethyst.ui.note.toShortenHex
-import fr.acinq.secp256k1.Hex
+import com.vitorpamplona.quartz.encoders.ATag
+import com.vitorpamplona.quartz.encoders.Hex
+import com.vitorpamplona.quartz.encoders.HexKey
+import com.vitorpamplona.quartz.encoders.toNote
+import com.vitorpamplona.quartz.events.ChannelCreateEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesEvent
 import kotlinx.coroutines.Dispatchers
 import java.util.concurrent.ConcurrentHashMap
 
@@ -94,6 +97,10 @@ abstract class Channel(val idHex: String) {
         return null
     }
 
+    open fun creatorName(): String? {
+        return creator?.toBestDisplayName()
+    }
+
     open fun profilePicture(): String? {
         return creator?.profilePicture()
     }
@@ -145,7 +152,10 @@ class ChannelLiveData(val channel: Channel) : LiveData<ChannelState>(ChannelStat
     private val bundler = BundledUpdate(300, Dispatchers.IO)
 
     fun invalidateData() {
+        checkNotInMainThread()
+
         bundler.invalidate() {
+            checkNotInMainThread()
             if (hasActiveObservers()) {
                 postValue(ChannelState(channel))
             }

app/src/main/java/com/vitorpamplona/amethyst/model/Hex.kt

@@ -1,119 +0,0 @@
-package com.vitorpamplona.amethyst.model
-
-import com.vitorpamplona.amethyst.service.nip19.Nip19
-import com.vitorpamplona.amethyst.ui.note.toShortenHex
-import fr.acinq.secp256k1.Hex
-import nostr.postr.Bech32
-import nostr.postr.Persona
-import nostr.postr.bechToBytes
-import nostr.postr.toHex
-import nostr.postr.toNpub
-
-/** Makes the distinction between String and Hex **/
-typealias HexKey = String
-
-typealias NPubKey = String
-typealias NoteId = String
-
-fun NPubKey.toDisplayKey(): String {
-    return this.toShortenHex()
-}
-
-fun NoteId.toDisplayId(): String {
-    return this.toShortenHex()
-}
-
-fun ByteArray.toNote() = Bech32.encodeBytes(hrp = "note", this, Bech32.Encoding.Bech32)
-
-fun ByteArray.toHexKey(): HexKey {
-    return toHex()
-}
-
-fun HexKey.hexToByteArray(): ByteArray {
-    return Hex.decode(this)
-}
-
-fun HexKey.toDisplayHexKey(): String {
-    return this.toShortenHex()
-}
-
-fun decodePublicKey(key: String): ByteArray {
-    val parsed = Nip19.uriToRoute(key)
-    val pubKeyParsed = parsed?.hex?.hexToByteArray()
-
-    return if (key.startsWith("nsec")) {
-        Persona(privKey = key.bechToBytes()).pubKey
-    } else if (pubKeyParsed != null) {
-        pubKeyParsed
-    } else {
-        Hex.decode(key)
-    }
-}
-
-fun decodePublicKeyAsHexOrNull(key: String): HexKey? {
-    return try {
-        val parsed = Nip19.uriToRoute(key)
-        val pubKeyParsed = parsed?.hex
-
-        if (key.startsWith("nsec")) {
-            Persona(privKey = key.bechToBytes()).pubKey.toHexKey()
-        } else if (pubKeyParsed != null) {
-            pubKeyParsed
-        } else {
-            Hex.decode(key).toHexKey()
-        }
-    } catch (e: Exception) {
-        null
-    }
-}
-
-data class DirtyKeyInfo(val key: Nip19.Return, val restOfWord: String)
-
-fun parseDirtyWordForKey(mightBeAKey: String): DirtyKeyInfo? {
-    var key = mightBeAKey
-    if (key.startsWith("nostr:", true)) {
-        key = key.substring("nostr:".length)
-    }
-
-    key = key.removePrefix("@")
-
-    if (key.length < 63) {
-        return null
-    }
-
-    try {
-        val keyB32 = key.substring(0, 63)
-        val restOfWord = key.substring(63)
-
-        if (key.startsWith("nsec1", true)) {
-            // Converts to npub
-            val pubkey = Nip19.uriToRoute(Persona(privKey = keyB32.bechToBytes()).pubKey.toNpub()) ?: return null
-
-            return DirtyKeyInfo(pubkey, restOfWord)
-        } else if (key.startsWith("npub1", true)) {
-            val pubkey = Nip19.uriToRoute(keyB32) ?: return null
-
-            return DirtyKeyInfo(pubkey, restOfWord)
-        } else if (key.startsWith("note1", true)) {
-            val noteId = Nip19.uriToRoute(keyB32) ?: return null
-
-            return DirtyKeyInfo(noteId, restOfWord)
-        } else if (key.startsWith("nprofile", true)) {
-            val pubkeyRelay = Nip19.uriToRoute(keyB32 + restOfWord) ?: return null
-
-            return DirtyKeyInfo(pubkeyRelay, pubkeyRelay.additionalChars)
-        } else if (key.startsWith("nevent1", true)) {
-            val noteRelayId = Nip19.uriToRoute(keyB32 + restOfWord) ?: return null
-
-            return DirtyKeyInfo(noteRelayId, noteRelayId.additionalChars)
-        } else if (key.startsWith("naddr1", true)) {
-            val address = Nip19.uriToRoute(keyB32 + restOfWord) ?: return null
-
-            return DirtyKeyInfo(address, address.additionalChars) // no way to know when they address ends and dirt begins
-        }
-    } catch (e: Exception) {
-        e.printStackTrace()
-    }
-
-    return null
-}

app/src/main/java/com/vitorpamplona/amethyst/model/LocalCache.kt

@@ -3,13 +3,19 @@ package com.vitorpamplona.amethyst.model
 import android.util.Log
 import androidx.compose.runtime.Stable
 import com.vitorpamplona.amethyst.Amethyst
-import com.vitorpamplona.amethyst.service.HexValidator
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
-import com.vitorpamplona.amethyst.service.model.*
-import com.vitorpamplona.amethyst.service.nip19.Nip19
 import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.ui.components.BundledInsert
-import fr.acinq.secp256k1.Hex
+import com.vitorpamplona.quartz.encoders.ATag
+import com.vitorpamplona.quartz.encoders.Hex
+import com.vitorpamplona.quartz.encoders.HexKey
+import com.vitorpamplona.quartz.encoders.HexValidator
+import com.vitorpamplona.quartz.encoders.Nip19
+import com.vitorpamplona.quartz.encoders.decodePublicKeyAsHexOrNull
+import com.vitorpamplona.quartz.encoders.toHexKey
+import com.vitorpamplona.quartz.events.*
+import kotlinx.collections.immutable.persistentSetOf
+import kotlinx.collections.immutable.toImmutableSet
 import kotlinx.coroutines.*
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.asSharedFlow
@@ -33,7 +39,7 @@ object LocalCache {
         ConcurrentHashMap<HexKey, Pair<Note?, (LnZapPaymentResponseEvent) -> Unit>>(10)
 
     fun checkGetOrCreateUser(key: String): User? {
-        checkNotInMainThread()
+        // checkNotInMainThread()
 
         if (isValidHex(key)) {
             return getOrCreateUser(key)
@@ -143,7 +149,7 @@ object LocalCache {
     }
 
     fun getOrCreateAddressableNoteInternal(key: ATag): AddressableNote {
-        checkNotInMainThread()
+        // checkNotInMainThread()
 
         // we can't use naddr here because naddr might include relay info and
         // the preferred relay should not be part of the index.
@@ -176,6 +182,16 @@ object LocalCache {
         }
     }
 
+    fun consume(event: ContactListEvent) {
+        val user = getOrCreateUser(event.pubKey)
+
+        // avoids processing empty contact lists.
+        if (event.createdAt > (user.latestContactList?.createdAt ?: 0) && !event.tags.isEmpty()) {
+            user.updateContactList(event)
+            // Log.d("CL", "AAA ${user.toBestDisplayName()} ${follows.size}")
+        }
+    }
+
     fun consume(event: BookmarkListEvent) {
         val user = getOrCreateUser(event.pubKey)
         if (user.latestBookmarkList == null || event.createdAt > user.latestBookmarkList!!.createdAt) {
@@ -208,6 +224,26 @@ object LocalCache {
         }
     }
 
+    private fun consume(event: AdvertisedRelayListEvent) {
+        val version = getOrCreateNote(event.id)
+        val note = getOrCreateAddressableNote(event.address())
+        val author = getOrCreateUser(event.pubKey)
+
+        if (version.event == null) {
+            version.loadEvent(event, author, emptyList())
+            version.moveAllReferencesTo(note)
+        }
+
+        // Already processed this event.
+        if (note.event?.id() == event.id()) return
+
+        if (event.createdAt > (note.createdAt() ?: 0)) {
+            note.loadEvent(event, author, emptyList())
+
+            refreshObservers(note)
+        }
+    }
+
     fun formattedDateTime(timestamp: Long): String {
         return Instant.ofEpochSecond(timestamp).atZone(ZoneId.systemDefault())
             .format(DateTimeFormatter.ofPattern("uuuu MMM d hh:mm a"))
@@ -238,9 +274,6 @@ object LocalCache {
 
         // Log.d("TN", "New Note (${notes.size},${users.size}) ${note.author?.toBestDisplayName()} ${note.event?.content()?.split("\n")?.take(100)} ${formattedDateTime(event.createdAt)}")
 
-        // Prepares user's profile view.
-        author.addNote(note)
-
         // Counts the replies
         replyTo.forEach {
             it.addReply(note)
@@ -279,8 +312,6 @@ object LocalCache {
         if (event.createdAt > (note.createdAt() ?: 0)) {
             note.loadEvent(event, author, replyTo)
 
-            author.addNote(note)
-
             refreshObservers(note)
         }
     }
@@ -310,9 +341,6 @@ object LocalCache {
 
         // Log.d("TN", "New Note (${notes.size},${users.size}) ${note.author?.toBestDisplayName()} ${note.event?.content()?.split("\n")?.take(100)} ${formattedDateTime(event.createdAt)}")
 
-        // Prepares user's profile view.
-        author.addNote(note)
-
         // Counts the replies
         replyTo.forEach {
             it.addReply(note)
@@ -364,6 +392,63 @@ object LocalCache {
         }
     }
 
+    fun consume(event: EmojiPackSelectionEvent) {
+        val version = getOrCreateNote(event.id)
+        val note = getOrCreateAddressableNote(event.address())
+        val author = getOrCreateUser(event.pubKey)
+
+        if (version.event == null) {
+            version.loadEvent(event, author, emptyList())
+            version.moveAllReferencesTo(note)
+        }
+
+        if (note.event?.id() == event.id()) return
+
+        if (event.createdAt > (note.createdAt() ?: 0)) {
+            note.loadEvent(event, author, emptyList())
+
+            refreshObservers(note)
+        }
+    }
+
+    private fun consume(event: EmojiPackEvent) {
+        val version = getOrCreateNote(event.id)
+        val note = getOrCreateAddressableNote(event.address())
+        val author = getOrCreateUser(event.pubKey)
+
+        if (version.event == null) {
+            version.loadEvent(event, author, emptyList())
+            version.moveAllReferencesTo(note)
+        }
+
+        if (note.event?.id() == event.id()) return
+
+        if (event.createdAt > (note.createdAt() ?: 0)) {
+            note.loadEvent(event, author, emptyList())
+
+            refreshObservers(note)
+        }
+    }
+
+    private fun consume(event: ClassifiedsEvent) {
+        val version = getOrCreateNote(event.id)
+        val note = getOrCreateAddressableNote(event.address())
+        val author = getOrCreateUser(event.pubKey)
+
+        if (version.event == null) {
+            version.loadEvent(event, author, emptyList())
+            version.moveAllReferencesTo(note)
+        }
+
+        if (note.event?.id() == event.id()) return
+
+        if (event.createdAt > (note.createdAt() ?: 0)) {
+            note.loadEvent(event, author, emptyList())
+
+            refreshObservers(note)
+        }
+    }
+
     private fun consume(event: PinListEvent) {
         val version = getOrCreateNote(event.id)
         val note = getOrCreateAddressableNote(event.address())
@@ -461,7 +546,7 @@ object LocalCache {
         if (event.createdAt > (note.createdAt() ?: 0)) {
             note.loadEvent(event, author, replyTo)
 
-            author.updateAcceptedBadges(note)
+            refreshObservers(note)
         }
     }
 
@@ -486,6 +571,26 @@ object LocalCache {
         refreshObservers(note)
     }
 
+    private fun comsume(event: NNSEvent) {
+        val version = getOrCreateNote(event.id)
+        val note = getOrCreateAddressableNote(event.address())
+        val author = getOrCreateUser(event.pubKey)
+
+        if (version.event == null) {
+            version.loadEvent(event, author, emptyList())
+            version.moveAllReferencesTo(note)
+        }
+
+        // Already processed this event.
+        if (note.event?.id() == event.id()) return
+
+        if (event.createdAt > (note.createdAt() ?: 0)) {
+            note.loadEvent(event, author, emptyList())
+
+            refreshObservers(note)
+        }
+    }
+
     fun consume(event: AppDefinitionEvent) {
         val version = getOrCreateNote(event.id)
         val note = getOrCreateAddressableNote(event.address())
@@ -497,7 +602,7 @@ object LocalCache {
         }
 
         // Already processed this event.
-        if (note.event != null) return
+        if (note.event?.id() == event.id()) return
 
         if (event.createdAt > (note.createdAt() ?: 0)) {
             note.loadEvent(event, author, emptyList())
@@ -531,16 +636,6 @@ object LocalCache {
 //        // Log.d("RR", event.toJson())
     }
 
-    fun consume(event: ContactListEvent) {
-        val user = getOrCreateUser(event.pubKey)
-
-        // avoids processing empty contact lists.
-        if (event.createdAt > (user.latestContactList?.createdAt ?: 0) && !event.tags.isEmpty()) {
-            user.updateContactList(event)
-            // Log.d("CL", "AAA ${user.toBestDisplayName()} ${follows.size}")
-        }
-    }
-
     fun consume(event: PrivateDmEvent, relay: Relay?): Note {
         val note = getOrCreateNote(event.id)
         val author = getOrCreateUser(event.pubKey)
@@ -577,8 +672,6 @@ object LocalCache {
         event.deleteEvents().mapNotNull { notes[it] }.forEach { deleteNote ->
             // must be the same author
             if (deleteNote.author?.pubkeyHex == event.pubKey) {
-                deleteNote.author?.removeNote(deleteNote)
-
                 // reverts the add
                 val mentions = deleteNote.event?.tags()?.filter { it.firstOrNull() == "p" }
                     ?.mapNotNull { it.getOrNull(1) }?.mapNotNull { checkGetOrCreateUser(it) }
@@ -640,9 +733,6 @@ object LocalCache {
 
         note.loadEvent(event, author, repliesTo)
 
-        // Prepares user's profile view.
-        author.addNote(note)
-
         // Counts the replies
         repliesTo.forEach {
             it.addBoost(note)
@@ -665,9 +755,6 @@ object LocalCache {
 
         note.loadEvent(event, author, repliesTo)
 
-        // Prepares user's profile view.
-        author.addNote(note)
-
         // Counts the replies
         repliesTo.forEach {
             it.addBoost(note)
@@ -693,9 +780,6 @@ object LocalCache {
 
         note.loadEvent(event, author, eventsApproved)
 
-        // Prepares user's profile view.
-        author.addNote(note)
-
         // Counts the replies
         repliesTo.forEach {
             it.addBoost(note)
@@ -967,6 +1051,23 @@ object LocalCache {
         refreshObservers(note)
     }
 
+    fun consume(event: AudioHeaderEvent, relay: Relay?) {
+        val note = getOrCreateNote(event.id)
+        val author = getOrCreateUser(event.pubKey)
+
+        if (relay != null) {
+            author.addRelayBeingUsed(relay, event.createdAt)
+            note.addRelay(relay)
+        }
+
+        // Already processed this event.
+        if (note.event != null) return
+
+        note.loadEvent(event, author, emptyList())
+
+        refreshObservers(note)
+    }
+
     fun consume(event: FileHeaderEvent, relay: Relay?) {
         val note = getOrCreateNote(event.id)
         val author = getOrCreateUser(event.pubKey)
@@ -1015,9 +1116,6 @@ object LocalCache {
 
         note.loadEvent(event, author, emptyList())
 
-        // Adds to user profile
-        author.addNote(note)
-
         refreshObservers(note)
     }
 
@@ -1031,7 +1129,7 @@ object LocalCache {
         }
 
         try {
-            val cachePath = File(Amethyst.instance.applicationContext.externalCacheDir, "NIP95")
+            val cachePath = File(Amethyst.instance.applicationContext.cacheDir, "NIP95")
             cachePath.mkdirs()
             val file = File(cachePath, event.id)
             if (!file.exists()) {
@@ -1055,6 +1153,79 @@ object LocalCache {
         refreshObservers(note)
     }
 
+    private fun consume(event: ChatMessageEvent, relay: Relay?) {
+        val note = getOrCreateNote(event.id)
+        val author = getOrCreateUser(event.pubKey)
+
+        if (relay != null) {
+            author.addRelayBeingUsed(relay, event.createdAt)
+            note.addRelay(relay)
+        }
+
+        // Already processed this event.
+        if (note.event != null) return
+
+        val recipientsHex = event.recipientsPubKey().plus(event.pubKey).toSet()
+        val recipients = recipientsHex.mapNotNull { checkGetOrCreateUser(it) }.toSet()
+
+        // Log.d("PM", "${author.toBestDisplayName()} to ${recipient?.toBestDisplayName()}")
+
+        val repliesTo = event.taggedEvents().mapNotNull { checkGetOrCreateNote(it) }
+
+        note.loadEvent(event, author, repliesTo)
+
+        if (recipients.isNotEmpty()) {
+            recipients.forEach {
+                val groupMinusRecipient = recipientsHex.minus(it.pubkeyHex)
+
+                val authorGroup = if (groupMinusRecipient.isEmpty()) {
+                    // note to self
+                    ChatroomKey(persistentSetOf(it.pubkeyHex))
+                } else {
+                    ChatroomKey(groupMinusRecipient.toImmutableSet())
+                }
+
+                it.addMessage(authorGroup, note)
+            }
+        }
+
+        refreshObservers(note)
+    }
+
+    private fun consume(event: SealedGossipEvent, relay: Relay?) {
+        val note = getOrCreateNote(event.id)
+        val author = getOrCreateUser(event.pubKey)
+
+        if (relay != null) {
+            author.addRelayBeingUsed(relay, event.createdAt)
+            note.addRelay(relay)
+        }
+
+        // Already processed this event.
+        if (note.event != null) return
+
+        note.loadEvent(event, author, emptyList())
+
+        refreshObservers(note)
+    }
+
+    fun consume(event: GiftWrapEvent, relay: Relay?) {
+        val note = getOrCreateNote(event.id)
+        val author = getOrCreateUser(event.pubKey)
+
+        if (relay != null) {
+            author.addRelayBeingUsed(relay, event.createdAt)
+            note.addRelay(relay)
+        }
+
+        // Already processed this event.
+        if (note.event != null) return
+
+        note.loadEvent(event, author, emptyList())
+
+        refreshObservers(note)
+    }
+
     fun consume(event: LnZapPaymentRequestEvent) {
         // Does nothing without a response callback.
     }
@@ -1130,16 +1301,20 @@ object LocalCache {
         }
 
         return notes.values.filter {
-            (it.event is TextNoteEvent && it.event?.content()?.contains(text, true) ?: false) ||
-                (it.event is PollNoteEvent && it.event?.content()?.contains(text, true) ?: false) ||
-                (it.event is ChannelMessageEvent && it.event?.content()?.contains(text, true) ?: false) ||
-                it.idHex.startsWith(text, true) ||
-                it.idNote().startsWith(text, true)
+            (it.event !is GenericRepostEvent && it.event !is RepostEvent && it.event !is CommunityPostApprovalEvent && it.event !is ReactionEvent && it.event !is GiftWrapEvent) &&
+                (
+                    it.event?.content()?.contains(text, true) ?: false ||
+                        it.event?.matchTag1With(text) ?: false ||
+                        it.idHex.startsWith(text, true) ||
+                        it.idNote().startsWith(text, true)
+                    )
         } + addressables.values.filter {
-            (it.event as? LongTextNoteEvent)?.content?.contains(text, true) ?: false ||
-                (it.event as? LongTextNoteEvent)?.title()?.contains(text, true) ?: false ||
-                (it.event as? LongTextNoteEvent)?.summary()?.contains(text, true) ?: false ||
-                it.idHex.startsWith(text, true)
+            (it.event !is GenericRepostEvent && it.event !is RepostEvent && it.event !is CommunityPostApprovalEvent && it.event !is ReactionEvent && it.event !is GiftWrapEvent) &&
+                (
+                    it.event?.content()?.contains(text, true) ?: false ||
+                        it.event?.matchTag1With(text) ?: false ||
+                        it.idHex.startsWith(text, true)
+                    )
         }
     }
 
@@ -1168,6 +1343,10 @@ object LocalCache {
             it.value.clearLive()
         }
 
+        addressables.forEach {
+            it.value.clearLive()
+        }
+
         users.forEach {
             it.value.clearLive()
         }
@@ -1179,6 +1358,8 @@ object LocalCache {
         channels.forEach { it ->
             val toBeRemoved = it.value.pruneOldAndHiddenMessages(account)
 
+            val childrenToBeRemoved = mutableListOf<Note>()
+
             toBeRemoved.forEach {
                 notes.remove(it.idHex)
                 // Doesn't need to clean up the replies and mentions.. Too small to matter.
@@ -1187,26 +1368,95 @@ object LocalCache {
                 it.replyTo?.forEach { _ ->
                     it.removeReply(it)
                 }
+
+                childrenToBeRemoved.addAll(it.removeAllChildNotes())
             }
 
-            println("PRUNE: ${toBeRemoved.size} messages removed from ${it.value.toBestDisplayName()}. ${it.value.notes.size} kept")
+            removeChildrenOf(childrenToBeRemoved)
+
+            if (toBeRemoved.size > 100 || it.value.notes.size > 100) {
+                println("PRUNE: ${toBeRemoved.size} messages removed from ${it.value.toBestDisplayName()}. ${it.value.notes.size} kept")
+            }
+        }
+
+        users.forEach { userPair ->
+            userPair.value.privateChatrooms.values.map {
+                val toBeRemoved = it.pruneMessagesToTheLatestOnly()
+
+                val childrenToBeRemoved = mutableListOf<Note>()
+
+                toBeRemoved.forEach {
+                    notes.remove(it.idHex)
+
+                    // Counts the replies
+                    it.replyTo?.forEach { _ ->
+                        it.removeReply(it)
+                    }
+
+                    childrenToBeRemoved.addAll(it.removeAllChildNotes())
+                }
+
+                removeChildrenOf(childrenToBeRemoved)
+
+                if (toBeRemoved.size > 1) {
+                    println("PRUNE: ${toBeRemoved.size} private messages with ${userPair.value.toBestDisplayName()} removed. ${it.roomMessages.size} kept")
+                }
+            }
+        }
+    }
+
+    fun pruneRepliesAndReactions(account: Account) {
+        checkNotInMainThread()
+        val user = account.userProfile()
+
+        val toBeRemoved = notes.filter {
+            (
+                (it.value.event is TextNoteEvent && !it.value.isNewThread()) ||
+                    it.value.event is ReactionEvent || it.value.event is LnZapEvent || it.value.event is LnZapRequestEvent ||
+                    it.value.event is ReportEvent || it.value.event is GenericRepostEvent
+                ) &&
+                it.value.liveSet?.isInUse() != true && // don't delete if observing.
+                it.value.author != user && // don't delete if it is the logged in account
+                it.value.event?.isTaggedUser(user.pubkeyHex) != true // don't delete if it's a notification to the logged in user
+        }.values
+
+        val childrenToBeRemoved = mutableListOf<Note>()
+
+        toBeRemoved.forEach {
+            notes.remove(it.idHex)
+
+            it.replyTo?.forEach { masterNote ->
+                masterNote.removeReply(it)
+                masterNote.removeBoost(it)
+                masterNote.removeReaction(it)
+                masterNote.removeZap(it)
+                masterNote.clearEOSE() // allows reloading of these events
+            }
+
+            childrenToBeRemoved.addAll(it.removeAllChildNotes())
+        }
+
+        if (toBeRemoved.size > 1) {
+            println("PRUNE: ${toBeRemoved.size} thread replies removed.")
         }
     }
 
     fun pruneHiddenMessages(account: Account) {
         checkNotInMainThread()
 
-        val toBeRemoved = account.hiddenUsers.map {
-            (users[it]?.notes ?: emptySet())
+        val childrenToBeRemoved = mutableListOf<Note>()
+
+        val toBeRemoved = account.hiddenUsers.map { userHex ->
+            (
+                notes.values.filter {
+                    it.event?.pubKey() == userHex
+                } + addressables.values.filter {
+                    it.event?.pubKey() == userHex
+                }
+                ).toSet()
         }.flatten()
 
-        account.hiddenUsers.forEach {
-            users[it]?.clearNotes()
-        }
-
         toBeRemoved.forEach {
-            it.author?.removeNote(it)
-
             // Counts the replies
             it.replyTo?.forEach { masterNote ->
                 masterNote.removeReply(it)
@@ -1217,11 +1467,30 @@ object LocalCache {
             }
 
             notes.remove(it.idHex)
+
+            childrenToBeRemoved.addAll(it.removeAllChildNotes())
         }
 
+        removeChildrenOf(childrenToBeRemoved)
+
         println("PRUNE: ${toBeRemoved.size} messages removed because they were Hidden")
     }
 
+    fun removeChildrenOf(nextToBeRemoved: List<Note>) {
+        nextToBeRemoved.forEach { note ->
+            if (note.event is LnZapEvent) {
+                (note.event as LnZapEvent).zappedAuthor().mapNotNull { getUserIfExists(it)?.removeZap(note) }
+            }
+            if (note.event is LnZapRequestEvent) {
+                (note.event as LnZapRequestEvent).zappedAuthor().mapNotNull { getUserIfExists(it)?.removeZap(note) }
+            }
+            if (note.event is ReportEvent) {
+                (note.event as ReportEvent).reportedAuthor().mapNotNull { getUserIfExists(it.key)?.removeZap(note) }
+            }
+            notes.remove(note.idHex)
+        }
+    }
+
     fun pruneContactLists(userAccount: Account) {
         checkNotInMainThread()
 
@@ -1244,21 +1513,35 @@ object LocalCache {
     }
 
     fun verifyAndConsume(event: Event, relay: Relay?) {
+        if (justVerify(event)) {
+            justConsume(event, relay)
+        }
+    }
+
+    fun justVerify(event: Event): Boolean {
         checkNotInMainThread()
 
-        if (!event.hasValidSignature()) {
+        return if (!event.hasValidSignature()) {
             try {
                 event.checkSignature()
             } catch (e: Exception) {
                 Log.w("Event failed retest ${event.kind}", e.message ?: "")
             }
-            return
+            false
+        } else {
+            true
         }
+    }
+
+    fun justConsume(event: Event, relay: Relay?) {
+        checkNotInMainThread()
 
         try {
             when (event) {
+                is AdvertisedRelayListEvent -> consume(event)
                 is AppDefinitionEvent -> consume(event)
                 is AppRecommendationEvent -> consume(event)
+                is AudioHeaderEvent -> consume(event, relay)
                 is AudioTrackEvent -> consume(event)
                 is BadgeAwardEvent -> consume(event)
                 is BadgeDefinitionEvent -> consume(event)
@@ -1269,6 +1552,8 @@ object LocalCache {
                 is ChannelMessageEvent -> consume(event, relay)
                 is ChannelMetadataEvent -> consume(event)
                 is ChannelMuteUserEvent -> consume(event)
+                is ChatMessageEvent -> consume(event, relay)
+                is ClassifiedsEvent -> consume(event)
                 is CommunityDefinitionEvent -> consume(event, relay)
                 is CommunityPostApprovalEvent -> {
                     event.containedPost()?.let {
@@ -1278,10 +1563,14 @@ object LocalCache {
                 }
                 is ContactListEvent -> consume(event)
                 is DeletionEvent -> consume(event)
+                is EmojiPackEvent -> consume(event)
+                is EmojiPackSelectionEvent -> consume(event)
+                is SealedGossipEvent -> consume(event, relay)
 
                 is FileHeaderEvent -> consume(event, relay)
                 is FileStorageEvent -> consume(event, relay)
                 is FileStorageHeaderEvent -> consume(event, relay)
+                is GiftWrapEvent -> consume(event, relay)
                 is HighlightEvent -> consume(event, relay)
                 is LiveActivitiesEvent -> consume(event, relay)
                 is LiveActivitiesChatMessageEvent -> consume(event, relay)
@@ -1296,6 +1585,7 @@ object LocalCache {
                 is LnZapPaymentResponseEvent -> consume(event)
                 is LongTextNoteEvent -> consume(event, relay)
                 is MetadataEvent -> consume(event)
+                is NNSEvent -> comsume(event)
                 is PrivateDmEvent -> consume(event, relay)
                 is PinListEvent -> consume(event)
                 is PeopleListEvent -> consume(event)

app/src/main/java/com/vitorpamplona/amethyst/model/Nip47URI.kt

@@ -0,0 +1,5 @@
+package com.vitorpamplona.amethyst.model
+
+import com.vitorpamplona.quartz.encoders.HexKey
+
+data class Nip47URI(val pubKeyHex: HexKey, val relayUri: String?, val secret: HexKey?)

app/src/main/java/com/vitorpamplona/amethyst/model/Note.kt

@@ -5,24 +5,25 @@ import androidx.compose.runtime.Stable
 import androidx.lifecycle.LiveData
 import com.vitorpamplona.amethyst.service.NostrSingleEventDataSource
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
-import com.vitorpamplona.amethyst.service.lnurl.LnInvoiceUtil
-import com.vitorpamplona.amethyst.service.model.*
-import com.vitorpamplona.amethyst.service.nip19.Nip19
+import com.vitorpamplona.amethyst.service.firstFullCharOrEmoji
 import com.vitorpamplona.amethyst.service.relays.EOSETime
 import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.ui.actions.updated
 import com.vitorpamplona.amethyst.ui.components.BundledUpdate
 import com.vitorpamplona.amethyst.ui.note.toShortenHex
-import fr.acinq.secp256k1.Hex
+import com.vitorpamplona.quartz.encoders.ATag
+import com.vitorpamplona.quartz.encoders.Hex
+import com.vitorpamplona.quartz.encoders.HexKey
+import com.vitorpamplona.quartz.encoders.LnInvoiceUtil
+import com.vitorpamplona.quartz.encoders.Nip19
+import com.vitorpamplona.quartz.encoders.toNote
+import com.vitorpamplona.quartz.events.*
+import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.coroutines.Dispatchers
 import java.math.BigDecimal
 import java.time.Instant
 import java.time.ZoneId
 import java.time.format.DateTimeFormatter
-import java.util.Date
-import java.util.regex.Pattern
-
-val tagSearch = Pattern.compile("(?:\\s|\\A)\\#\\[([0-9]+)\\]")
 
 @Stable
 class AddressableNote(val address: ATag) : Note(address.toTag()) {
@@ -49,20 +50,20 @@ open class Note(val idHex: String) {
     var replyTo: List<Note>? = null
 
     // These fields are updated every time an event related to this note is received.
-    var replies = setOf<Note>()
+    var replies = listOf<Note>()
         private set
-    var reactions = mapOf<String, Set<Note>>()
+    var reactions = mapOf<String, List<Note>>()
         private set
-    var boosts = setOf<Note>()
+    var boosts = listOf<Note>()
         private set
-    var reports = mapOf<User, Set<Note>>()
+    var reports = mapOf<User, List<Note>>()
         private set
     var zaps = mapOf<Note, Note?>()
         private set
     var zapPayments = mapOf<Note, Note?>()
         private set
 
-    var relays = setOf<String>()
+    var relays = listOf<String>()
         private set
 
     var lastReactionsDownloadTime: Map<String, EOSETime> = emptyMap()
@@ -74,6 +75,10 @@ open class Note(val idHex: String) {
         return Nip19.createNEvent(idHex, author?.pubkeyHex, event?.kind(), relays.firstOrNull())
     }
 
+    fun toNostrUri(): String {
+        return "nostr:${toNEvent()}"
+    }
+
     open fun idDisplayNote() = idNote().toShortenHex()
 
     fun channelHex(): HexKey? {
@@ -98,11 +103,13 @@ open class Note(val idHex: String) {
     open fun createdAt() = event?.createdAt()
 
     fun loadEvent(event: Event, author: User, replyTo: List<Note>) {
-        this.event = event
-        this.author = author
-        this.replyTo = replyTo
+        if (this.event?.id() != event.id()) {
+            this.event = event
+            this.author = author
+            this.replyTo = replyTo
 
-        liveSet?.metadata?.invalidateData()
+            liveSet?.metadata?.invalidateData()
+        }
     }
 
     fun formattedDateTime(timestamp: Long): String {
@@ -113,17 +120,26 @@ open class Note(val idHex: String) {
     /**
      * This method caches signatures during each execution to avoid recalculation in longer threads
      */
-    fun replyLevelSignature(cachedSignatures: MutableMap<Note, String> = mutableMapOf()): String {
+    fun replyLevelSignature(
+        eventsToConsider: Set<Note>,
+        cachedSignatures: MutableMap<Note, String>
+    ): String {
         val replyTo = replyTo
         if (event is RepostEvent || event is GenericRepostEvent || replyTo == null || replyTo.isEmpty()) {
             return "/" + formattedDateTime(createdAt() ?: 0) + ";"
         }
 
-        return replyTo
-            .map {
-                cachedSignatures[it] ?: it.replyLevelSignature(cachedSignatures).apply { cachedSignatures.put(it, this) }
-            }
-            .maxBy { it.length }.removeSuffix(";") + "/" + formattedDateTime(createdAt() ?: 0) + ";"
+        val mySignature = (
+            replyTo
+                .filter { it in eventsToConsider } // This forces the signature to be based on a branch, avoiding two roots
+                .map {
+                    cachedSignatures[it] ?: it.replyLevelSignature(eventsToConsider, cachedSignatures).apply { cachedSignatures.put(it, this) }
+                }
+                .maxByOrNull { it.length }?.removeSuffix(";") ?: ""
+            ) + "/" + formattedDateTime(createdAt() ?: 0) + ";"
+
+        cachedSignatures[this] = mySignature
+        return mySignature
     }
 
     fun replyLevel(cachedLevels: MutableMap<Note, Int> = mutableMapOf()): Int {
@@ -145,26 +161,63 @@ open class Note(val idHex: String) {
     }
 
     fun removeReply(note: Note) {
-        replies = replies - note
-        liveSet?.replies?.invalidateData()
+        if (note in replies) {
+            replies = replies - note
+            liveSet?.replies?.invalidateData()
+        }
     }
+
     fun removeBoost(note: Note) {
-        boosts = boosts - note
-        liveSet?.boosts?.invalidateData()
+        if (note in boosts) {
+            boosts = boosts - note
+            liveSet?.boosts?.invalidateData()
+        }
     }
+
+    fun removeAllChildNotes(): List<Note> {
+        val toBeRemoved = replies +
+            reactions.values.flatten() +
+            boosts +
+            reports.values.flatten() +
+            zaps.keys +
+            zaps.values.filterNotNull() +
+            zapPayments.keys +
+            zapPayments.values.filterNotNull()
+
+        replies = listOf<Note>()
+        reactions = mapOf<String, List<Note>>()
+        boosts = listOf<Note>()
+        reports = mapOf<User, List<Note>>()
+        zaps = mapOf<Note, Note?>()
+        zapPayments = mapOf<Note, Note?>()
+        relays = listOf<String>()
+        lastReactionsDownloadTime = emptyMap()
+
+        liveSet?.replies?.invalidateData()
+        liveSet?.reactions?.invalidateData()
+        liveSet?.boosts?.invalidateData()
+        liveSet?.reports?.invalidateData()
+        liveSet?.zaps?.invalidateData()
+
+        return toBeRemoved
+    }
+
     fun removeReaction(note: Note) {
-        val reaction = note.event?.content() ?: "+"
+        val tags = note.event?.tags() ?: emptyList()
+        val reaction = note.event?.content()?.firstFullCharOrEmoji(ImmutableListOfLists(tags)) ?: "+"
 
         if (reaction in reactions.keys && reactions[reaction]?.contains(note) == true) {
             reactions[reaction]?.let {
-                val newList = it.minus(note)
-                if (newList.isEmpty()) {
-                    reactions = reactions.minus(reaction)
-                } else {
-                    reactions = reactions + Pair(reaction, newList)
-                }
+                if (note in it) {
+                    val newList = it.minus(note)
+                    if (newList.isEmpty()) {
+                        reactions = reactions.minus(reaction)
+                    } else {
+                        reactions = reactions + Pair(reaction, newList)
+                    }
 
-                liveSet?.reactions?.invalidateData()
+                    liveSet?.reactions?.invalidateData()
+                }
             }
         }
     }
@@ -210,34 +263,67 @@ open class Note(val idHex: String) {
     }
 
     @Synchronized
+    private fun innerAddZap(zapRequest: Note, zap: Note?): Boolean {
+        if (zapRequest !in zaps.keys) {
+            zaps = zaps + Pair(zapRequest, zap)
+            return true
+        } else if (zaps[zapRequest] == null) {
+            zaps = zaps + Pair(zapRequest, zap)
+            return true
+        }
+
+        return false
+    }
+
     fun addZap(zapRequest: Note, zap: Note?) {
         checkNotInMainThread()
         if (zapRequest !in zaps.keys) {
-            zaps = zaps + Pair(zapRequest, zap)
-            liveSet?.zaps?.invalidateData()
-        } else if (zapRequest in zaps.keys && zaps[zapRequest] == null) {
-            zaps = zaps + Pair(zapRequest, zap)
-            liveSet?.zaps?.invalidateData()
+            val inserted = innerAddZap(zapRequest, zap)
+            if (inserted) {
+                liveSet?.zaps?.invalidateData()
+            }
+        } else if (zaps[zapRequest] == null) {
+            val inserted = innerAddZap(zapRequest, zap)
+            if (inserted) {
+                liveSet?.zaps?.invalidateData()
+            }
         }
     }
 
     @Synchronized
+    private fun innerAddZapPayment(zapPaymentRequest: Note, zapPayment: Note?): Boolean {
+        if (zapPaymentRequest !in zapPayments.keys) {
+            zapPayments = zapPayments + Pair(zapPaymentRequest, zapPayment)
+            return true
+        } else if (zapPayments[zapPaymentRequest] == null) {
+            zapPayments = zapPayments + Pair(zapPaymentRequest, zapPayment)
+            return true
+        }
+
+        return false
+    }
+
     fun addZapPayment(zapPaymentRequest: Note, zapPayment: Note?) {
         checkNotInMainThread()
         if (zapPaymentRequest !in zapPayments.keys) {
-            zapPayments = zapPayments + Pair(zapPaymentRequest, zapPayment)
-            liveSet?.zaps?.invalidateData()
-        } else if (zapPaymentRequest in zapPayments.keys && zapPayments[zapPaymentRequest] == null) {
-            zapPayments = zapPayments + Pair(zapPaymentRequest, zapPayment)
-            liveSet?.zaps?.invalidateData()
+            val inserted = innerAddZapPayment(zapPaymentRequest, zapPayment)
+            if (inserted) {
+                liveSet?.zaps?.invalidateData()
+            }
+        } else if (zapPayments[zapPaymentRequest] == null) {
+            val inserted = innerAddZapPayment(zapPaymentRequest, zapPayment)
+            if (inserted) {
+                liveSet?.zaps?.invalidateData()
+            }
         }
     }
 
     fun addReaction(note: Note) {
-        val reaction = note.event?.content() ?: "+"
+        val tags = note.event?.tags() ?: emptyList()
+        val reaction = note.event?.content()?.firstFullCharOrEmoji(ImmutableListOfLists(tags)) ?: "+"
 
         if (reaction !in reactions.keys) {
-            reactions = reactions + Pair(reaction, setOf(note))
+            reactions = reactions + Pair(reaction, listOf(note))
             liveSet?.reactions?.invalidateData()
         } else if (reactions[reaction]?.contains(note) == false) {
             reactions = reactions + Pair(reaction, (reactions[reaction] ?: emptySet()) + note)
@@ -249,7 +335,7 @@ open class Note(val idHex: String) {
         val author = note.author ?: return
 
         if (author !in reports.keys) {
-            reports = reports + Pair(author, setOf(note))
+            reports = reports + Pair(author, listOf(note))
             liveSet?.reports?.invalidateData()
         } else if (reports[author]?.contains(note) == false) {
             reports = reports + Pair(author, (reports[author] ?: emptySet()) + note)
@@ -342,8 +428,8 @@ open class Note(val idHex: String) {
         return boosts.any { it.author?.pubkeyHex == user.pubkeyHex }
     }
 
-    fun reportsBy(user: User): Set<Note> {
-        return reports[user] ?: emptySet()
+    fun hasReportsBy(user: User): Boolean {
+        return reports[user]?.isNotEmpty() ?: false
     }
 
     fun reportAuthorsBy(users: Set<HexKey>): List<User> {
@@ -434,7 +520,7 @@ open class Note(val idHex: String) {
     }
 
     fun hasAnyReports(): Boolean {
-        val dayAgo = Date().time / 1000 - 24 * 60 * 60
+        val dayAgo = TimeUtils.oneDayAgo()
         return reports.isNotEmpty() ||
             (
                 author?.reports?.values?.any {
@@ -463,7 +549,7 @@ open class Note(val idHex: String) {
     }
 
     fun reactedBy(loggedIn: User, content: String): List<Note> {
-        return reactions[content]?.filter { it.author == loggedIn && it.event?.content() == content } ?: emptyList()
+        return reactions[content]?.filter { it.author == loggedIn } ?: emptyList()
     }
 
     fun reactedBy(loggedIn: User): List<String> {
@@ -471,8 +557,7 @@ open class Note(val idHex: String) {
     }
 
     fun hasBoostedInTheLast5Minutes(loggedIn: User): Boolean {
-        val currentTime = Date().time / 1000
-        return boosts.firstOrNull { it.author == loggedIn && (it.createdAt() ?: 0) > currentTime - (60 * 5) } != null // 5 minute protection
+        return boosts.firstOrNull { it.author == loggedIn && (it.createdAt() ?: 0) > TimeUtils.fiveMinutesAgo() } != null // 5 minute protection
     }
 
     fun boostedBy(loggedIn: User): List<Note> {
@@ -508,13 +593,17 @@ open class Note(val idHex: String) {
         }
 
         replyTo = null
-        replies = emptySet()
+        replies = emptyList()
         reactions = emptyMap()
-        boosts = emptySet()
+        boosts = emptyList()
         reports = emptyMap()
         zaps = emptyMap()
     }
 
+    fun clearEOSE() {
+        lastReactionsDownloadTime = emptyMap()
+    }
+
     var liveSet: NoteLiveSet? = null
 
     fun live(): NoteLiveSet {
@@ -529,6 +618,22 @@ open class Note(val idHex: String) {
             liveSet = null
         }
     }
+
+    fun isHiddenFor(accountChoices: Account.LiveHiddenUsers): Boolean {
+        if (event == null) return false
+
+        val isBoostedNoteHidden = if (event is GenericRepostEvent || event is RepostEvent || event is CommunityPostApprovalEvent) {
+            replyTo?.lastOrNull()?.isHiddenFor(accountChoices) ?: false
+        } else {
+            false
+        }
+
+        val isSensitive = event?.isSensitive() ?: false
+        return isBoostedNoteHidden ||
+            accountChoices.hiddenUsers.contains(author?.pubkeyHex) ||
+            accountChoices.spammers.contains(author?.pubkeyHex) ||
+            (isSensitive && accountChoices.showSensitiveContent == false)
+    }
 }
 
 class NoteLiveSet(u: Note) {
@@ -558,7 +663,13 @@ class NoteLiveData(val note: Note) : LiveData<NoteState>(NoteState(note)) {
     private val bundler = BundledUpdate(500, Dispatchers.IO)
 
     fun invalidateData() {
+        if (!hasObservers()) return
+
+        checkNotInMainThread()
+
         bundler.invalidate() {
+            checkNotInMainThread()
+
             if (hasActiveObservers()) {
                 postValue(NoteState(note))
             }

app/src/main/java/com/vitorpamplona/amethyst/model/ParticipantListBuilder.kt

@@ -1,5 +1,7 @@
 package com.vitorpamplona.amethyst.model
 
+import com.vitorpamplona.quartz.encoders.HexKey
+
 class ParticipantListBuilder {
     private fun addFollowsThatDirectlyParticipateOnToSet(baseNote: Note, followingSet: Set<HexKey>?, set: MutableSet<User>) {
         baseNote.author?.let { author ->

app/src/main/java/com/vitorpamplona/amethyst/model/RelayInformation.kt

@@ -1,15 +1,12 @@
 package com.vitorpamplona.amethyst.model
 
-import com.google.gson.Gson
-import com.google.gson.GsonBuilder
-import com.google.gson.JsonArray
-import com.google.gson.JsonElement
-import com.google.gson.JsonObject
-import com.google.gson.JsonSerializationContext
-import com.google.gson.JsonSerializer
-import java.lang.reflect.Type
+import androidx.compose.runtime.Stable
+import com.fasterxml.jackson.databind.DeserializationFeature
+import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
 
+@Stable
 class RelayInformation(
+    val id: String?,
     val name: String?,
     val description: String?,
     val pubkey: String?,
@@ -27,113 +24,26 @@ class RelayInformation(
     val fees: RelayInformationFees?
 ) {
     companion object {
-        val gson: Gson = GsonBuilder()
-            .disableHtmlEscaping()
-            .registerTypeAdapter(RelayInformation::class.java, RelayInformationSerializer())
-            .registerTypeAdapter(RelayInformationLimitation::class.java, RelayInformationLimitationSerializer())
-            .registerTypeAdapter(RelayInformationFees::class.java, RelayInformationFeesSerializer())
-            .registerTypeAdapter(RelayInformationFee::class.java, RelayInformationFeeSerializer())
-            .create()
+        val mapper = jacksonObjectMapper().configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
 
-        fun fromJson(json: String): RelayInformation = gson.fromJson(json, RelayInformation::class.java)
+        fun fromJson(json: String): RelayInformation = mapper.readValue(json, RelayInformation::class.java)
     }
 }
 
+@Stable
 class RelayInformationFee(
     val amount: Int?,
     val unit: String?,
     val period: Int?,
     val kinds: List<Int>?
-) {
-    companion object {
-        val gson: Gson = GsonBuilder()
-            .disableHtmlEscaping()
-            .registerTypeAdapter(RelayInformationFee::class.java, RelayInformationFeeSerializer())
-            .create()
-
-        fun fromJson(json: String): RelayInformationFee = gson.fromJson(json, RelayInformationFee::class.java)
-    }
-}
-
-private class RelayInformationFeeSerializer : JsonSerializer<RelayInformationFee> {
-    override fun serialize(
-        src: RelayInformationFee,
-        typeOfSrc: Type?,
-        context: JsonSerializationContext?
-    ): JsonElement {
-        return JsonObject().apply {
-            addProperty("amount", src.amount)
-            addProperty("unit", src.unit)
-            addProperty("period", src.period)
-            add(
-                "kinds",
-                JsonArray().also { kinds ->
-                    src.kinds?.forEach { kind ->
-                        kinds.add(
-                            kind
-                        )
-                    }
-                }
-            )
-        }
-    }
-}
+)
 
 class RelayInformationFees(
     val admission: List<RelayInformationFee>?,
     val subscription: List<RelayInformationFee>?,
-    val publication: List<RelayInformationFee>?
-) {
-    companion object {
-        val gson: Gson = GsonBuilder()
-            .disableHtmlEscaping()
-            .registerTypeAdapter(RelayInformationFees::class.java, RelayInformationFeesSerializer())
-            .create()
-
-        fun fromJson(json: String): RelayInformationFees = gson.fromJson(json, RelayInformationFees::class.java)
-    }
-}
-
-private class RelayInformationFeesSerializer : JsonSerializer<RelayInformationFees> {
-    override fun serialize(
-        src: RelayInformationFees,
-        typeOfSrc: Type?,
-        context: JsonSerializationContext?
-    ): JsonElement {
-        return JsonObject().apply {
-            add(
-                "admission",
-                JsonArray().also { admissions ->
-                    src.admission?.forEach { admission ->
-                        admissions.add(
-                            admission.toString()
-                        )
-                    }
-                }
-            )
-            add(
-                "publication",
-                JsonArray().also { publications ->
-                    src.publication?.forEach { publication ->
-                        publications.add(
-                            publication.toString()
-                        )
-                    }
-                }
-            )
-            add(
-                "subscription",
-                JsonArray().also { subscriptions ->
-                    src.subscription?.forEach { subscription ->
-                        subscriptions.add(
-                            subscription.toString()
-                        )
-                    }
-                }
-            )
-        }
-    }
-}
+    val publication: List<RelayInformationFee>?,
+    val retention: List<RelayInformationFee>?
+)
 
 class RelayInformationLimitation(
     val max_message_length: Int?,
@@ -147,104 +57,4 @@ class RelayInformationLimitation(
     val min_pow_difficulty: Int?,
     val auth_required: Boolean?,
     val payment_required: Boolean?
-) {
-    companion object {
-        val gson: Gson = GsonBuilder()
-            .disableHtmlEscaping()
-            .registerTypeAdapter(RelayInformationLimitation::class.java, RelayInformationLimitationSerializer())
-            .create()
-
-        fun fromJson(json: String): RelayInformationLimitation = gson.fromJson(json, RelayInformationLimitation::class.java)
-    }
-}
-
-private class RelayInformationLimitationSerializer : JsonSerializer<RelayInformationLimitation> {
-    override fun serialize(
-        src: RelayInformationLimitation,
-        typeOfSrc: Type?,
-        context: JsonSerializationContext?
-    ): JsonElement {
-        return JsonObject().apply {
-            addProperty("max_message_length", src.max_message_length)
-            addProperty("max_subscriptions", src.max_subscriptions)
-            addProperty("max_filters", src.max_filters)
-            addProperty("max_limit", src.max_limit)
-            addProperty("max_subid_length", src.max_subid_length)
-            addProperty("min_prefix", src.min_prefix)
-            addProperty("max_event_tags", src.max_event_tags)
-            addProperty("max_content_length", src.max_content_length)
-            addProperty("min_pow_difficulty", src.min_pow_difficulty)
-            addProperty("auth_required", src.auth_required)
-            addProperty("payment_required", src.payment_required)
-        }
-    }
-}
-
-private class RelayInformationSerializer : JsonSerializer<RelayInformation> {
-    override fun serialize(
-        src: RelayInformation,
-        typeOfSrc: Type?,
-        context: JsonSerializationContext?
-    ): JsonElement {
-        return JsonObject().apply {
-            addProperty("name", src.name)
-            addProperty("description", src.description)
-            addProperty("pubkey", src.pubkey)
-            addProperty("contact", src.contact)
-            add(
-                "supported_nip_extensions",
-                JsonArray().also { supported_nip_extensions ->
-                    src.supported_nip_extensions?.forEach { nip ->
-                        supported_nip_extensions.add(
-                            nip
-                        )
-                    }
-                }
-            )
-            add(
-                "supported_nips",
-                JsonArray().also { supported_nips ->
-                    src.supported_nips?.forEach { nip ->
-                        supported_nips.add(
-                            nip
-                        )
-                    }
-                }
-            )
-            addProperty("software", src.software)
-            addProperty("version", src.version)
-            add(
-                "relay_countries",
-                JsonArray().also { relay_countries ->
-                    src.relay_countries?.forEach { country ->
-                        relay_countries.add(
-                            country
-                        )
-                    }
-                }
-            )
-            add(
-                "language_tags",
-                JsonArray().also { language_tags ->
-                    src.language_tags?.forEach { language_tag ->
-                        language_tags.add(
-                            language_tag
-                        )
-                    }
-                }
-            )
-            add(
-                "tags",
-                JsonArray().also { tags ->
-                    src.tags?.forEach { tag ->
-                        tags.add(
-                            tag
-                        )
-                    }
-                }
-            )
-            addProperty("posting_policy", src.posting_policy)
-            addProperty("payments_url", src.payments_url)
-        }
-    }
-}
+)

app/src/main/java/com/vitorpamplona/amethyst/model/ServersAvailable.kt

@@ -0,0 +1,16 @@
+package com.vitorpamplona.amethyst.model
+
+enum class ServersAvailable {
+    // IMGUR,
+    NOSTR_BUILD,
+    NOSTRIMG,
+    NOSTRFILES_DEV,
+    NOSTRCHECK_ME,
+
+    // IMGUR_NIP_94,
+    NOSTRIMG_NIP_94,
+    NOSTR_BUILD_NIP_94,
+    NOSTRFILES_DEV_NIP_94,
+    NOSTRCHECK_ME_NIP_94,
+    NIP95
+}

app/src/main/java/com/vitorpamplona/amethyst/model/Settings.kt

@@ -0,0 +1,40 @@
+package com.vitorpamplona.amethyst.model
+
+import androidx.compose.runtime.Stable
+import com.vitorpamplona.amethyst.R
+
+@Stable
+class Settings(
+    var preferredLanguage: String? = null,
+    var automaticallyShowImages: ConnectivityType = ConnectivityType.ALWAYS,
+    var automaticallyStartPlayback: ConnectivityType = ConnectivityType.ALWAYS,
+    var automaticallyShowUrlPreview: ConnectivityType = ConnectivityType.ALWAYS
+)
+
+enum class ConnectivityType(val prefCode: Boolean?, val screenCode: Int, val reourceId: Int) {
+    ALWAYS(null, 0, R.string.connectivity_type_always),
+    WIFI_ONLY(true, 1, R.string.connectivity_type_wifi_only),
+    NEVER(false, 2, R.string.connectivity_type_never)
+}
+
+fun parseConnectivityType(code: Boolean?): ConnectivityType {
+    return when (code) {
+        ConnectivityType.ALWAYS.prefCode -> ConnectivityType.ALWAYS
+        ConnectivityType.WIFI_ONLY.prefCode -> ConnectivityType.WIFI_ONLY
+        ConnectivityType.NEVER.prefCode -> ConnectivityType.NEVER
+        else -> {
+            ConnectivityType.ALWAYS
+        }
+    }
+}
+
+fun parseConnectivityType(screenCode: Int): ConnectivityType {
+    return when (screenCode) {
+        ConnectivityType.ALWAYS.screenCode -> ConnectivityType.ALWAYS
+        ConnectivityType.WIFI_ONLY.screenCode -> ConnectivityType.WIFI_ONLY
+        ConnectivityType.NEVER.screenCode -> ConnectivityType.NEVER
+        else -> {
+            ConnectivityType.ALWAYS
+        }
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/model/ThreadAssembler.kt

@@ -1,9 +1,8 @@
 package com.vitorpamplona.amethyst.model
 
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
-import com.vitorpamplona.amethyst.service.model.GenericRepostEvent
-import com.vitorpamplona.amethyst.service.model.RepostEvent
-import kotlin.time.ExperimentalTime
+import com.vitorpamplona.quartz.events.GenericRepostEvent
+import com.vitorpamplona.quartz.events.RepostEvent
 import kotlin.time.measureTimedValue
 
 class ThreadAssembler {
@@ -16,7 +15,12 @@ class ThreadAssembler {
         testedNotes.add(note)
 
         val markedAsRoot = note.event?.tags()?.firstOrNull { it[0] == "e" && it.size > 3 && it[3] == "root" }?.getOrNull(1)
-        if (markedAsRoot != null) return LocalCache.checkGetOrCreateNote(markedAsRoot)
+        if (markedAsRoot != null) {
+            // Check to ssee if there is an error in the tag and the root has replies
+            if (LocalCache.getNoteIfExists(markedAsRoot)?.replyTo?.isEmpty() == true) {
+                return LocalCache.checkGetOrCreateNote(markedAsRoot)
+            }
+        }
 
         val hasNoReplyTo = note.replyTo?.firstOrNull { it.replyTo?.isEmpty() == true }
         if (hasNoReplyTo != null) return hasNoReplyTo
@@ -37,7 +41,6 @@ class ThreadAssembler {
         return null
     }
 
-    @OptIn(ExperimentalTime::class)
     fun findThreadFor(noteId: String): Set<Note> {
         checkNotInMainThread()
 

app/src/main/java/com/vitorpamplona/amethyst/model/UrlCachedPreviewer.kt

@@ -2,33 +2,35 @@ package com.vitorpamplona.amethyst.model
 
 import android.util.LruCache
 import androidx.compose.runtime.Stable
-import com.vitorpamplona.amethyst.service.checkNotInMainThread
 import com.vitorpamplona.amethyst.service.previews.BahaUrlPreview
 import com.vitorpamplona.amethyst.service.previews.IUrlPreviewCallback
 import com.vitorpamplona.amethyst.service.previews.UrlInfoItem
 import com.vitorpamplona.amethyst.ui.components.UrlPreviewState
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
 
 @Stable
 object UrlCachedPreviewer {
     var cache = LruCache<String, UrlPreviewState>(100)
         private set
 
-    fun previewInfo(url: String, onReady: (UrlPreviewState) -> Unit) {
-        checkNotInMainThread()
-
+    suspend fun previewInfo(
+        url: String,
+        onReady: suspend (UrlPreviewState) -> Unit
+    ) = withContext(Dispatchers.IO) {
         cache[url]?.let {
             onReady(it)
-            return
+            return@withContext
         }
 
         BahaUrlPreview(
             url,
             object : IUrlPreviewCallback {
-                override fun onComplete(urlInfo: UrlInfoItem) {
+                override suspend fun onComplete(urlInfo: UrlInfoItem) = withContext(Dispatchers.IO) {
                     cache[url]?.let {
                         if (it is UrlPreviewState.Loaded || it is UrlPreviewState.Empty) {
                             onReady(it)
-                            return
+                            return@withContext
                         }
                     }
 
@@ -42,10 +44,10 @@ object UrlCachedPreviewer {
                     onReady(state)
                 }
 
-                override fun onFailed(throwable: Throwable) {
+                override suspend fun onFailed(throwable: Throwable) = withContext(Dispatchers.IO) {
                     cache[url]?.let {
                         onReady(it)
-                        return
+                        return@withContext
                     }
 
                     val state = UrlPreviewState.Error(throwable.message ?: "Error Loading url preview")

app/src/main/java/com/vitorpamplona/amethyst/model/User.kt

@@ -5,21 +5,25 @@ import androidx.compose.runtime.Stable
 import androidx.lifecycle.LiveData
 import com.vitorpamplona.amethyst.service.NostrSingleUserDataSource
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
-import com.vitorpamplona.amethyst.service.model.BookmarkListEvent
-import com.vitorpamplona.amethyst.service.model.ContactListEvent
-import com.vitorpamplona.amethyst.service.model.LnZapEvent
-import com.vitorpamplona.amethyst.service.model.MetadataEvent
-import com.vitorpamplona.amethyst.service.model.ReportEvent
 import com.vitorpamplona.amethyst.service.relays.EOSETime
 import com.vitorpamplona.amethyst.service.relays.Relay
-import com.vitorpamplona.amethyst.ui.actions.ImmutableListOfLists
-import com.vitorpamplona.amethyst.ui.actions.toImmutableListOfLists
 import com.vitorpamplona.amethyst.ui.components.BundledUpdate
 import com.vitorpamplona.amethyst.ui.note.toShortenHex
-import fr.acinq.secp256k1.Hex
+import com.vitorpamplona.quartz.encoders.Bech32
+import com.vitorpamplona.quartz.encoders.Hex
+import com.vitorpamplona.quartz.encoders.HexKey
+import com.vitorpamplona.quartz.encoders.toNpub
+import com.vitorpamplona.quartz.events.BookmarkListEvent
+import com.vitorpamplona.quartz.events.ChatroomKey
+import com.vitorpamplona.quartz.events.ContactListEvent
+import com.vitorpamplona.quartz.events.LnZapEvent
+import com.vitorpamplona.quartz.events.MetadataEvent
+import com.vitorpamplona.quartz.events.ReportEvent
+import com.vitorpamplona.quartz.events.UserMetadata
+import com.vitorpamplona.quartz.events.toImmutableListOfLists
+import com.vitorpamplona.quartz.utils.TimeUtils
+import kotlinx.collections.immutable.persistentSetOf
 import kotlinx.coroutines.Dispatchers
-import nostr.postr.Bech32
-import nostr.postr.toNpub
 import java.math.BigDecimal
 import java.util.regex.Pattern
 
@@ -32,9 +36,6 @@ class User(val pubkeyHex: String) {
     var latestContactList: ContactListEvent? = null
     var latestBookmarkList: BookmarkListEvent? = null
 
-    var notes = setOf<Note>()
-        private set
-
     var reports = mapOf<User, Set<Note>>()
         private set
 
@@ -46,18 +47,33 @@ class User(val pubkeyHex: String) {
     var relaysBeingUsed = mapOf<String, RelayInfo>()
         private set
 
-    var privateChatrooms = mapOf<User, Chatroom>()
+    var privateChatrooms = mapOf<ChatroomKey, Chatroom>()
         private set
 
-    var acceptedBadges: AddressableNote? = null
-
     fun pubkey() = Hex.decode(pubkeyHex)
     fun pubkeyNpub() = pubkey().toNpub()
 
     fun pubkeyDisplayHex() = pubkeyNpub().toShortenHex()
 
+    fun toNostrUri() = "nostr:${pubkeyNpub()}"
+
     override fun toString(): String = pubkeyHex
 
+    fun toBestShortFirstName(): String {
+        val fullName = bestDisplayName() ?: bestUsername() ?: return pubkeyDisplayHex()
+
+        val names = fullName.split(' ')
+
+        val firstName = if (names[0].length <= 3) {
+            // too short. Remove Dr.
+            "${names[0]} ${names.getOrNull(1) ?: ""}"
+        } else {
+            names[0]
+        }
+
+        return firstName
+    }
+
     fun toBestDisplayName(): String {
         return bestDisplayName() ?: bestUsername() ?: pubkeyDisplayHex()
     }
@@ -107,21 +123,6 @@ class User(val pubkeyHex: String) {
         liveSet?.relays?.invalidateData()
     }
 
-    fun addNote(note: Note) {
-        if (note !in notes) {
-            notes = notes + note
-            // No need for Listener yet
-        }
-    }
-
-    fun removeNote(note: Note) {
-        notes = notes - note
-    }
-
-    fun clearNotes() {
-        notes = setOf<Note>()
-    }
-
     fun addReport(note: Note) {
         val author = note.author ?: return
 
@@ -145,13 +146,6 @@ class User(val pubkeyHex: String) {
         }
     }
 
-    fun updateAcceptedBadges(note: AddressableNote) {
-        if (acceptedBadges?.idHex != note.idHex) {
-            acceptedBadges = note
-            liveSet?.badges?.invalidateData()
-        }
-    }
-
     fun addZap(zapRequest: Note, zap: Note?) {
         if (zapRequest !in zaps.keys) {
             zaps = zaps + Pair(zapRequest, zap)
@@ -162,6 +156,16 @@ class User(val pubkeyHex: String) {
         }
     }
 
+    fun removeZap(zapRequestOrZapEvent: Note) {
+        if (zapRequestOrZapEvent in zaps.keys) {
+            zaps = zaps.minus(zapRequestOrZapEvent)
+            liveSet?.zaps?.invalidateData()
+        } else if (zapRequestOrZapEvent in zaps.values) {
+            zaps = zaps.filter { it.value != zapRequestOrZapEvent }
+            liveSet?.zaps?.invalidateData()
+        }
+    }
+
     fun zappedAmount(): BigDecimal {
         return zaps.mapNotNull { it.value?.event }
             .filterIsInstance<LnZapEvent>()
@@ -189,18 +193,31 @@ class User(val pubkeyHex: String) {
     }
 
     @Synchronized
-    private fun getOrCreatePrivateChatroomSync(user: User): Chatroom {
+    private fun getOrCreatePrivateChatroomSync(key: ChatroomKey): Chatroom {
         checkNotInMainThread()
 
-        return privateChatrooms[user] ?: run {
+        return privateChatrooms[key] ?: run {
             val privateChatroom = Chatroom()
-            privateChatrooms = privateChatrooms + Pair(user, privateChatroom)
+            privateChatrooms = privateChatrooms + Pair(key, privateChatroom)
             privateChatroom
         }
     }
 
     private fun getOrCreatePrivateChatroom(user: User): Chatroom {
-        return privateChatrooms[user] ?: getOrCreatePrivateChatroomSync(user)
+        val key = ChatroomKey(persistentSetOf(user.pubkeyHex))
+        return getOrCreatePrivateChatroom(key)
+    }
+
+    private fun getOrCreatePrivateChatroom(key: ChatroomKey): Chatroom {
+        return privateChatrooms[key] ?: getOrCreatePrivateChatroomSync(key)
+    }
+
+    fun addMessage(room: ChatroomKey, msg: Note) {
+        val privateChatroom = getOrCreatePrivateChatroom(room)
+        if (msg !in privateChatroom.roomMessages) {
+            privateChatroom.addMessageSync(msg)
+            liveSet?.messages?.invalidateData()
+        }
     }
 
     fun addMessage(user: User, msg: Note) {
@@ -211,6 +228,10 @@ class User(val pubkeyHex: String) {
         }
     }
 
+    fun createChatroom(withKey: ChatroomKey) {
+        getOrCreatePrivateChatroom(withKey)
+    }
+
     fun removeMessage(user: User, msg: Note) {
         checkNotInMainThread()
 
@@ -274,6 +295,12 @@ class User(val pubkeyHex: String) {
         } ?: false
     }
 
+    fun isFollowingGeohashCached(geoTag: String): Boolean {
+        return latestContactList?.verifiedFollowGeohashSet?.let {
+            return geoTag.lowercase() in it
+        } ?: false
+    }
+
     fun isFollowingCached(user: User): Boolean {
         return latestContactList?.verifiedFollowKeySet?.let {
             return user.pubkeyHex in it
@@ -302,6 +329,14 @@ class User(val pubkeyHex: String) {
         return latestContactList?.verifiedFollowTagSet ?: emptySet()
     }
 
+    fun cachedFollowingGeohashSet(): Set<HexKey> {
+        return latestContactList?.verifiedFollowGeohashSet ?: emptySet()
+    }
+
+    fun cachedFollowingCommunitiesSet(): Set<HexKey> {
+        return latestContactList?.verifiedFollowCommunitySet ?: emptySet()
+    }
+
     fun cachedFollowCount(): Int? {
         return latestContactList?.verifiedFollowKeySet?.size
     }
@@ -310,8 +345,8 @@ class User(val pubkeyHex: String) {
         return LocalCache.users.values.count { it.latestContactList?.isTaggedUser(pubkeyHex) ?: false }
     }
 
-    fun hasSentMessagesTo(user: User?): Boolean {
-        val messagesToUser = privateChatrooms[user] ?: return false
+    fun hasSentMessagesTo(key: ChatroomKey?): Boolean {
+        val messagesToUser = privateChatrooms[key] ?: return false
 
         return messagesToUser.roomMessages.any { this.pubkeyHex == it.author?.pubkeyHex }
     }
@@ -352,7 +387,6 @@ class UserLiveSet(u: User) {
     val relayInfo: UserLiveData = UserLiveData(u)
     val metadata: UserLiveData = UserLiveData(u)
     val zaps: UserLiveData = UserLiveData(u)
-    val badges: UserLiveData = UserLiveData(u)
     val bookmarks: UserLiveData = UserLiveData(u)
 
     fun isInUse(): Boolean {
@@ -364,7 +398,6 @@ class UserLiveSet(u: User) {
             relayInfo.hasObservers() ||
             metadata.hasObservers() ||
             zaps.hasObservers() ||
-            badges.hasObservers() ||
             bookmarks.hasObservers()
     }
 }
@@ -376,8 +409,11 @@ data class RelayInfo(
     var counter: Long
 )
 
+@Stable
 class Chatroom() {
     var roomMessages: Set<Note> = setOf()
+    var subject: String? = null
+    var subjectCreatedAt: Long? = null
 
     @Synchronized
     fun addMessageSync(msg: Note) {
@@ -385,6 +421,13 @@ class Chatroom() {
 
         if (msg !in roomMessages) {
             roomMessages = roomMessages + msg
+
+            val newSubject = msg.event?.subject()
+
+            if (newSubject != null && (msg.createdAt() ?: 0) > (subjectCreatedAt ?: 0)) {
+                subject = newSubject
+                subjectCreatedAt = msg.createdAt()
+            }
         }
     }
 
@@ -394,66 +437,32 @@ class Chatroom() {
 
         if (msg !in roomMessages) {
             roomMessages = roomMessages + msg
+
+            roomMessages.filter { it.event?.subject() != null }.sortedBy { it.createdAt() }.lastOrNull()?.let {
+                subject = it.event?.subject()
+                subjectCreatedAt = it.createdAt()
+            }
         }
     }
-}
 
-@Stable
-class UserMetadata {
-    var name: String? = null
-    var username: String? = null
-    var display_name: String? = null
-    var displayName: String? = null
-    var picture: String? = null
-    var banner: String? = null
-    var website: String? = null
-    var about: String? = null
-
-    var nip05: String? = null
-    var nip05Verified: Boolean = false
-    var nip05LastVerificationTime: Long? = 0
-
-    var domain: String? = null
-    var lud06: String? = null
-    var lud16: String? = null
-
-    var publish: String? = null
-    var iris: String? = null
-    var main_relay: String? = null
-    var twitter: String? = null
-
-    var updatedMetadataAt: Long = 0
-    var latestMetadata: MetadataEvent? = null
-    var tags: ImmutableListOfLists<String>? = null
-
-    fun anyName(): String? {
-        return display_name ?: displayName ?: name ?: username
+    fun senderIntersects(keySet: Set<HexKey>): Boolean {
+        return roomMessages.any { it.author?.pubkeyHex in keySet }
     }
 
-    fun anyNameStartsWith(prefix: String): Boolean {
-        return listOfNotNull(name, username, display_name, displayName, nip05, lud06, lud16)
-            .any { it.contains(prefix, true) }
-    }
+    fun pruneMessagesToTheLatestOnly(): Set<Note> {
+        val sorted = roomMessages.sortedWith(compareBy({ it.createdAt() }, { it.idHex })).reversed()
 
-    fun lnAddress(): String? {
-        return (lud16?.trim() ?: lud06?.trim())?.ifBlank { null }
-    }
+        val toKeep = if ((sorted.firstOrNull()?.createdAt() ?: 0) > TimeUtils.oneWeekAgo()) {
+            // Recent messages, keep last 100
+            sorted.take(100).toSet()
+        } else {
+            // Old messages, keep the last one.
+            sorted.take(1).toSet()
+        } + sorted.filter { it.liveSet?.isInUse() ?: false }
 
-    fun bestUsername(): String? {
-        return name?.ifBlank { null } ?: username?.ifBlank { null }
-    }
-
-    fun bestDisplayName(): String? {
-        return displayName?.ifBlank { null } ?: display_name?.ifBlank { null }
-    }
-
-    fun nip05(): String? {
-        return nip05?.ifBlank { null }
-    }
-
-    fun profilePicture(): String? {
-        if (picture.isNullOrBlank()) picture = null
-        return picture
+        val toRemove = roomMessages.minus(toKeep)
+        roomMessages = toKeep
+        return toRemove
     }
 }
 
@@ -462,7 +471,12 @@ class UserLiveData(val user: User) : LiveData<UserState>(UserState(user)) {
     private val bundler = BundledUpdate(500, Dispatchers.IO)
 
     fun invalidateData() {
+        if (!hasObservers()) return
+        checkNotInMainThread()
+
         bundler.invalidate() {
+            checkNotInMainThread()
+
             if (hasActiveObservers()) {
                 postValue(UserState(user))
             }

app/src/main/java/com/vitorpamplona/amethyst/service/CachedRichTextParser.kt

@@ -6,7 +6,6 @@ import android.util.Patterns
 import androidx.compose.runtime.Immutable
 import com.linkedin.urls.detection.UrlDetector
 import com.linkedin.urls.detection.UrlDetectorOptions
-import com.vitorpamplona.amethyst.ui.actions.ImmutableListOfLists
 import com.vitorpamplona.amethyst.ui.components.ZoomableUrlContent
 import com.vitorpamplona.amethyst.ui.components.ZoomableUrlImage
 import com.vitorpamplona.amethyst.ui.components.ZoomableUrlVideo
@@ -15,6 +14,7 @@ import com.vitorpamplona.amethyst.ui.components.imageExtensions
 import com.vitorpamplona.amethyst.ui.components.startsWithNIP19Scheme
 import com.vitorpamplona.amethyst.ui.components.tagIndex
 import com.vitorpamplona.amethyst.ui.components.videoExtensions
+import com.vitorpamplona.quartz.events.ImmutableListOfLists
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.ImmutableMap
 import kotlinx.collections.immutable.ImmutableSet
@@ -30,9 +30,11 @@ data class RichTextViewerState(
     val imagesForPager: ImmutableMap<String, ZoomableUrlContent>,
     val imageList: ImmutableList<ZoomableUrlContent>,
     val customEmoji: ImmutableMap<String, String>,
-    val paragraphs: ImmutableList<ImmutableList<Segment>>
+    val paragraphs: ImmutableList<ParagraphState>
 )
 
+data class ParagraphState(val words: ImmutableList<Segment>, val isRTL: Boolean)
+
 object CachedRichTextParser {
     val richTextCache = LruCache<String, RichTextViewerState>(200)
 
@@ -52,11 +54,13 @@ object CachedRichTextParser {
 
 // Android9 seems to have an issue starting this regex.
 val noProtocolUrlValidator = try {
-    Pattern.compile("(([\\w\\d-]+\\.)*[a-zA-Z][\\w-]+[\\.\\:]\\w+([\\/\\?\\=\\&\\#\\.]?[\\w-]*[^\\p{IsHan}\\p{IsHiragana}\\p{IsKatakana}])*\\/?)(.*)")
+    Pattern.compile("(([\\w\\d-]+\\.)*[a-zA-Z][\\w-]+[\\.\\:]\\w+([\\/\\?\\=\\&\\#\\.]?[\\w-]+[^\\p{IsHan}\\p{IsHiragana}\\p{IsKatakana}])*\\/?)(.*)")
 } catch (e: Exception) {
     Pattern.compile("(([\\w\\d-]+\\.)*[a-zA-Z][\\w-]+[\\.\\:]\\w+([\\/\\?\\=\\&\\#\\.]?[\\w-]+)*\\/?)(.*)")
 }
 
+val HTTPRegex = "^((http|https)://)?([A-Za-z0-9-_]+(\\.[A-Za-z0-9-_]+)+)(:[0-9]+)?(/[^?#]*)?(\\?[^#]*)?(#.*)?".toRegex(RegexOption.IGNORE_CASE)
+
 class RichTextParser() {
     fun parseText(
         content: String,
@@ -73,8 +77,7 @@ class RichTextParser() {
             } else if (it.originalUrl.contains("。")) {
                 null
             } else {
-                val pattern = "^((http|https)://)?([A-Za-z0-9-]+(\\.[A-Za-z0-9]+)+)(:[0-9]+)?(/[^?#]*)?(\\?[^#]*)?(#.*)?".toRegex(RegexOption.IGNORE_CASE)
-                if (pattern.matches(it.originalUrl)) {
+                if (HTTPRegex.matches(it.originalUrl)) {
                     it.originalUrl
                 } else {
                     null
@@ -108,14 +111,16 @@ class RichTextParser() {
         )
     }
 
-    private fun findTextSegments(content: String, images: Set<String>, urls: Set<String>, emojis: Map<String, String>, tags: ImmutableListOfLists<String>): ImmutableList<ImmutableList<Segment>> {
-        var paragraphSegments = persistentListOf<ImmutableList<Segment>>()
+    private fun findTextSegments(content: String, images: Set<String>, urls: Set<String>, emojis: Map<String, String>, tags: ImmutableListOfLists<String>): ImmutableList<ParagraphState> {
+        var paragraphSegments = persistentListOf<ParagraphState>()
 
         content.split('\n').forEach { paragraph ->
             var segments = persistentListOf<Segment>()
             var isDirty = false
 
-            val wordList = paragraph.split(' ')
+            val isRTL = isArabic(paragraph)
+
+            val wordList = paragraph.trimEnd().split(' ')
             wordList.forEach { word ->
                 val wordSegment = wordIdentifier(word, images, urls, emojis, tags)
                 if (wordSegment !is RegularTextSegment) {
@@ -125,13 +130,9 @@ class RichTextParser() {
             }
 
             val newSegments = if (isDirty) {
-                if (isArabic(paragraph)) {
-                    segments.asReversed().toImmutableList()
-                } else {
-                    segments
-                }
+                ParagraphState(segments, isRTL)
             } else {
-                persistentListOf<Segment>(RegularTextSegment(paragraph))
+                ParagraphState(persistentListOf<Segment>(RegularTextSegment(paragraph)), isRTL)
             }
 
             paragraphSegments = paragraphSegments.add(newSegments)
@@ -179,11 +180,11 @@ class RichTextParser() {
             BechSegment(word)
         } else if (word.startsWith("#")) {
             parseHash(word, tags)
-        } else if (schemelessMatcher.find()) {
+        } else if (word.contains(".") && schemelessMatcher.find()) {
             val url = schemelessMatcher.group(1) // url
             val additionalChars = schemelessMatcher.group(4) // additional chars
-            val pattern = "^([A-Za-z0-9-]+(\\.[A-Za-z0-9]+)+)(:[0-9]+)?(/[^?#]*)?(\\?[^#]*)?(#.*)?".toRegex(RegexOption.IGNORE_CASE)
-            if (pattern.matches(word)) {
+            val pattern = """^([A-Za-z0-9-_]+(\.[A-Za-z0-9-_]+)+)(:[0-9]+)?(/[^?#]*)?(\?[^#]*)?(#.*)?""".toRegex(RegexOption.IGNORE_CASE)
+            if (pattern.find(word) != null) {
                 SchemelessUrlSegment(word, url, additionalChars)
             } else {
                 RegularTextSegment(word)

app/src/main/java/com/vitorpamplona/amethyst/service/CashuProcessor.kt

@@ -1,12 +1,11 @@
 package com.vitorpamplona.amethyst.service
 
 import androidx.compose.runtime.Immutable
+import com.fasterxml.jackson.databind.JsonNode
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
-import com.google.gson.JsonArray
-import com.google.gson.JsonObject
-import com.google.gson.JsonParser
 import com.vitorpamplona.amethyst.service.lnurl.LightningAddressResolver
 import com.vitorpamplona.amethyst.ui.components.GenericLoadable
+import com.vitorpamplona.quartz.events.Event
 import okhttp3.MediaType.Companion.toMediaType
 import okhttp3.Request
 import okhttp3.RequestBody.Companion.toRequestBody
@@ -19,7 +18,7 @@ data class CashuToken(
     val totalAmount: Long,
     val fees: Int,
     val redeemInvoiceAmount: Long,
-    val proofs: JsonArray
+    val proofs: JsonNode
 )
 
 class CashuProcessor {
@@ -28,14 +27,14 @@ class CashuProcessor {
 
         try {
             val base64token = cashuToken.replace("cashuA", "")
-            val cashu = JsonParser.parseString(String(Base64.getDecoder().decode(base64token)))
-            val token = cashu.asJsonObject.get("token").asJsonArray[0].asJsonObject
-            val proofs = token["proofs"].asJsonArray
-            val mint = token["mint"].asString
+            val cashu = jacksonObjectMapper().readTree(String(Base64.getDecoder().decode(base64token)))
+            val token = cashu.get("token").get(0)
+            val proofs = token.get("proofs")
+            val mint = token.get("mint").asText()
 
             var totalAmount = 0L
             for (proof in proofs) {
-                totalAmount += proof.asJsonObject["amount"].asLong
+                totalAmount += proof.get("amount").asLong()
             }
             val fees = Math.max(((totalAmount * 0.02).toInt()), 2)
             val redeemInvoiceAmount = totalAmount - fees
@@ -69,9 +68,11 @@ class CashuProcessor {
             val client = HttpClient.getHttpClient()
             val url = token.mint + "/melt" // Melt cashu tokens at Mint
 
-            val jsonObject = JsonObject()
-            jsonObject.add("proofs", token.proofs)
-            jsonObject.addProperty("pr", invoice)
+            val factory = Event.mapper.nodeFactory
+
+            val jsonObject = factory.objectNode()
+            jsonObject.put("proofs", token.proofs)
+            jsonObject.put("pr", invoice)
 
             val mediaType = "application/json; charset=utf-8".toMediaType()
             val requestBody = jsonObject.toString().toRequestBody(mediaType)
@@ -80,16 +81,17 @@ class CashuProcessor {
                 .post(requestBody)
                 .build()
 
-            val response = client.newCall(request).execute()
-            val body = response.body.string()
-            val tree = jacksonObjectMapper().readTree(body)
+            client.newCall(request).execute().use {
+                val body = it.body.string()
+                val tree = jacksonObjectMapper().readTree(body)
 
-            val successful = tree?.get("paid")?.asText() == "true"
+                val successful = tree?.get("paid")?.asText() == "true"
 
-            if (successful) {
-                onSuccess("Redeemed ${token.totalAmount} Sats" + " (Fees: ${token.fees} Sats)")
-            } else {
-                onError(tree?.get("detail")?.asText()?.split('.')?.getOrNull(0) ?: "Cashu: Tokens already spent.")
+                if (successful) {
+                    onSuccess("Redeemed ${token.totalAmount} Sats" + " (Fees: ${token.fees} Sats)")
+                } else {
+                    onError(tree?.get("detail")?.asText()?.split('.')?.getOrNull(0) ?: "Cashu: Tokens already spent.")
+                }
             }
         } catch (e: Exception) {
             onError("Token melt failure: " + e.message)

app/src/main/java/com/vitorpamplona/amethyst/service/EmojiUtils.kt

@@ -1,7 +1,8 @@
 package com.vitorpamplona.amethyst.service
 
+import com.vitorpamplona.quartz.events.ImmutableListOfLists
+
 fun String.isUTF16Char(pos: Int): Boolean {
-    println("Test $pos ${Character.charCount(this.codePointAt(pos))}")
     return Character.charCount(this.codePointAt(pos)) == 2
 }
 
@@ -25,6 +26,7 @@ fun String.firstFullCharOld(): String {
 
 fun String.firstFullChar(): String {
     var isInJoin = false
+    var hasHadSecondChance = false
     var start = 0
     var previousCharLength = 0
     var next: Int
@@ -46,8 +48,14 @@ fun String.firstFullChar(): String {
                 isInJoin = true
             } else {
                 // stops when two chars are not joined together
-                if ((previousCharLength > 0) && (!isInJoin) && Character.charCount(codePoint) == 1) {
-                    break
+                if (previousCharLength > 0 && !isInJoin) {
+                    if (Character.charCount(codePoint) == 1 || hasHadSecondChance) {
+                        break
+                    } else {
+                        hasHadSecondChance = true
+                    }
+                } else {
+                    hasHadSecondChance = false
                 }
 
                 isInJoin = false
@@ -77,3 +85,23 @@ fun String.firstFullChar(): String {
 
     return substring(start, start + previousCharLength)
 }
+
+fun String.firstFullCharOrEmoji(tags: ImmutableListOfLists<String>): String {
+    if (length <= 2) {
+        return firstFullChar()
+    }
+
+    if (this[0] == ':') {
+        // makes sure an emoji exists
+        val emojiParts = this.split(":", limit = 3)
+        if (emojiParts.size >= 2) {
+            val emojiName = emojiParts[1]
+            val emojiUrl = tags.lists.firstOrNull() { it.size > 1 && it[1] == emojiName }?.getOrNull(2)
+            if (emojiUrl != null) {
+                return ":$emojiName:$emojiUrl"
+            }
+        }
+    }
+
+    return firstFullChar()
+}

app/src/main/java/com/vitorpamplona/amethyst/service/FileHeader.kt

@@ -3,10 +3,10 @@ package com.vitorpamplona.amethyst.service
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
 import android.util.Log
-import com.vitorpamplona.amethyst.model.toHexKey
 import com.vitorpamplona.amethyst.ui.actions.ImageDownloader
+import com.vitorpamplona.quartz.crypto.CryptoUtils
+import com.vitorpamplona.quartz.encoders.toHexKey
 import io.trbl.blurhash.BlurHash
-import java.security.MessageDigest
 import kotlin.math.roundToInt
 
 class FileHeader(
@@ -16,15 +16,16 @@ class FileHeader(
     val size: Int,
     val dim: String?,
     val blurHash: String?,
-    val description: String? = null
+    val description: String? = null,
+    val sensitiveContent: Boolean = false
 ) {
     companion object {
-        suspend fun prepare(fileUrl: String, mimeType: String?, description: String?, onReady: (FileHeader) -> Unit, onError: () -> Unit) {
+        suspend fun prepare(fileUrl: String, mimeType: String?, description: String?, sensitiveContent: Boolean, onReady: (FileHeader) -> Unit, onError: () -> Unit) {
             try {
                 val imageData: ByteArray? = ImageDownloader().waitAndGetImage(fileUrl)
 
                 if (imageData != null) {
-                    prepare(imageData, fileUrl, mimeType, description, onReady, onError)
+                    prepare(imageData, fileUrl, mimeType, description, sensitiveContent, onReady, onError)
                 } else {
                     onError()
                 }
@@ -39,13 +40,12 @@ class FileHeader(
             fileUrl: String,
             mimeType: String?,
             description: String?,
+            sensitiveContent: Boolean,
             onReady: (FileHeader) -> Unit,
             onError: () -> Unit
         ) {
             try {
-                val sha256 = MessageDigest.getInstance("SHA-256")
-
-                val hash = sha256.digest(data).toHexKey()
+                val hash = CryptoUtils.sha256(data).toHexKey()
                 val size = data.size
 
                 val (blurHash, dim) = if (mimeType?.startsWith("image/") == true) {
@@ -79,7 +79,7 @@ class FileHeader(
                     Pair(null, null)
                 }
 
-                onReady(FileHeader(fileUrl, mimeType, hash, size, dim, blurHash, description))
+                onReady(FileHeader(fileUrl, mimeType, hash, size, dim, blurHash, description, sensitiveContent))
             } catch (e: Exception) {
                 Log.e("ImageDownload", "Couldn't convert image in to File Header: ${e.message}")
                 onError()

app/src/main/java/com/vitorpamplona/amethyst/service/HexValidator.kt

@@ -1,23 +0,0 @@
-package com.vitorpamplona.amethyst.service
-
-object HexValidator {
-
-    private fun isHex2(c: Char): Boolean {
-        return when (c) {
-            '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'A', 'B', 'C', 'D', 'E', 'F', ' ' -> true
-            else -> false
-        }
-    }
-
-    fun isHex(hex: String?): Boolean {
-        if (hex == null) return false
-        var isHex = true
-        for (c in hex.toCharArray()) {
-            if (!isHex2(c)) {
-                isHex = false
-                break
-            }
-        }
-        return isHex
-    }
-}

app/src/main/java/com/vitorpamplona/amethyst/service/HttpClient.kt

@@ -5,19 +5,29 @@ import okhttp3.OkHttpClient
 import java.net.InetSocketAddress
 import java.net.Proxy
 import java.time.Duration
+import kotlin.properties.Delegates
 
 object HttpClient {
-    private var proxy: Proxy? = null
+    var proxyChangeListeners = ArrayList<() -> Unit>()
+
+    // fires off every time value of the property changes
+    private var internalProxy: Proxy? by Delegates.observable(null) { _, oldValue, newValue ->
+        if (oldValue != newValue) {
+            proxyChangeListeners.forEach {
+                it()
+            }
+        }
+    }
 
     fun start(account: Account?) {
-        this.proxy = account?.proxy
+        this.internalProxy = account?.proxy
     }
 
     fun getHttpClient(): OkHttpClient {
-        val seconds = if (proxy != null) 20L else 10L
+        val seconds = if (internalProxy != null) 20L else 10L
         val duration = Duration.ofSeconds(seconds)
         return OkHttpClient.Builder()
-            .proxy(proxy)
+            .proxy(internalProxy)
             .readTimeout(duration)
             .connectTimeout(duration)
             .writeTimeout(duration)
@@ -25,7 +35,7 @@ object HttpClient {
     }
 
     fun getProxy(): Proxy? {
-        return proxy
+        return internalProxy
     }
 
     fun initProxy(useProxy: Boolean, hostname: String, port: Int): Proxy? {

app/src/main/java/com/vitorpamplona/amethyst/service/LocationUtil.kt

@@ -0,0 +1,79 @@
+package com.vitorpamplona.amethyst.service
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.location.Geocoder
+import android.location.Location
+import android.location.LocationListener
+import android.location.LocationManager
+import android.os.HandlerThread
+import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.mutableStateOf
+import kotlinx.coroutines.flow.MutableStateFlow
+
+class LocationUtil(context: Context) {
+    companion object {
+        const val MIN_TIME: Long = 1000L
+        const val MIN_DISTANCE: Float = 0.0f
+    }
+
+    private val locationManager = context.getSystemService(Context.LOCATION_SERVICE) as LocationManager
+    private var locationListener: LocationListener? = null
+
+    val locationStateFlow = MutableStateFlow<Location>(Location(LocationManager.NETWORK_PROVIDER))
+    val providerState = mutableStateOf(false)
+    val isStart: MutableState<Boolean> = mutableStateOf(false)
+
+    private val locHandlerThread = HandlerThread("LocationUtil Thread")
+
+    init {
+        locHandlerThread.start()
+    }
+
+    @SuppressLint("MissingPermission")
+    fun start(minTimeMs: Long = MIN_TIME, minDistanceM: Float = MIN_DISTANCE) {
+        locationListener().let {
+            locationListener = it
+            locationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, minTimeMs, minDistanceM, it, locHandlerThread.looper)
+        }
+        providerState.value = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)
+        isStart.value = true
+    }
+
+    fun stop() {
+        locationListener?.let {
+            locationManager.removeUpdates(it)
+        }
+        isStart.value = false
+    }
+
+    private fun locationListener() = object : LocationListener {
+        override fun onLocationChanged(location: Location) {
+            locationStateFlow.value = location
+        }
+
+        override fun onProviderEnabled(provider: String) {
+            providerState.value = true
+        }
+
+        override fun onProviderDisabled(provider: String) {
+            providerState.value = false
+        }
+    }
+}
+
+class ReverseGeoLocationUtil {
+    suspend fun execute(
+        location: Location,
+        context: Context
+    ): String? {
+        return try {
+            Geocoder(context).getFromLocation(location.latitude, location.longitude, 1)?.firstOrNull()?.let { address ->
+                listOfNotNull(address.locality ?: address.subAdminArea, address.countryCode).joinToString(", ")
+            }
+        } catch (e: Exception) {
+            e.printStackTrace()
+            return null
+        }
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/service/Nip47.kt

@@ -1,11 +1,9 @@
 package com.vitorpamplona.amethyst.ui.note
 
 import android.net.Uri
-import com.vitorpamplona.amethyst.model.HexKey
-import com.vitorpamplona.amethyst.model.decodePublicKey
-import com.vitorpamplona.amethyst.model.toHexKey
-
-data class Nip47URI(val pubKeyHex: HexKey, val relayUri: String?, val secret: HexKey?)
+import com.vitorpamplona.amethyst.model.Nip47URI
+import com.vitorpamplona.quartz.encoders.decodePublicKey
+import com.vitorpamplona.quartz.encoders.toHexKey
 
 // Rename to the corect nip number when ready.
 object Nip47 {

app/src/main/java/com/vitorpamplona/amethyst/service/NostrAccountDataSource.kt

@@ -1,24 +1,25 @@
 package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.Account
-import com.vitorpamplona.amethyst.service.model.*
-import com.vitorpamplona.amethyst.service.model.BadgeAwardEvent
-import com.vitorpamplona.amethyst.service.model.BadgeProfilesEvent
-import com.vitorpamplona.amethyst.service.model.BookmarkListEvent
-import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
-import com.vitorpamplona.amethyst.service.model.ContactListEvent
-import com.vitorpamplona.amethyst.service.model.LnZapEvent
-import com.vitorpamplona.amethyst.service.model.MetadataEvent
-import com.vitorpamplona.amethyst.service.model.ReactionEvent
-import com.vitorpamplona.amethyst.service.model.ReportEvent
-import com.vitorpamplona.amethyst.service.model.RepostEvent
-import com.vitorpamplona.amethyst.service.model.TextNoteEvent
+import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.Client
 import com.vitorpamplona.amethyst.service.relays.EOSEAccount
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.*
+import com.vitorpamplona.quartz.events.BadgeAwardEvent
+import com.vitorpamplona.quartz.events.BadgeProfilesEvent
+import com.vitorpamplona.quartz.events.BookmarkListEvent
+import com.vitorpamplona.quartz.events.ChannelMessageEvent
+import com.vitorpamplona.quartz.events.ContactListEvent
+import com.vitorpamplona.quartz.events.LnZapEvent
+import com.vitorpamplona.quartz.events.MetadataEvent
+import com.vitorpamplona.quartz.events.ReactionEvent
+import com.vitorpamplona.quartz.events.ReportEvent
+import com.vitorpamplona.quartz.events.RepostEvent
+import com.vitorpamplona.quartz.events.TextNoteEvent
 
 object NostrAccountDataSource : NostrDataSource("AccountData") {
     lateinit var account: Account
@@ -47,13 +48,24 @@ object NostrAccountDataSource : NostrDataSource("AccountData") {
         )
     }
 
+    fun createAccountRelayListFilter(): TypedFilter {
+        return TypedFilter(
+            types = COMMON_FEED_TYPES,
+            filter = JsonFilter(
+                kinds = listOf(AdvertisedRelayListEvent.kind),
+                authors = listOf(account.userProfile().pubkeyHex),
+                limit = 1
+            )
+        )
+    }
+
     fun createAccountAcceptedAwardsFilter(): TypedFilter {
         return TypedFilter(
             types = COMMON_FEED_TYPES,
             filter = JsonFilter(
-                kinds = listOf(BadgeProfilesEvent.kind),
+                kinds = listOf(BadgeProfilesEvent.kind, EmojiPackSelectionEvent.kind),
                 authors = listOf(account.userProfile().pubkeyHex),
-                limit = 1
+                limit = 10
             )
         )
     }
@@ -111,16 +123,52 @@ object NostrAccountDataSource : NostrDataSource("AccountData") {
         )
     )
 
+    fun createGiftWrapsToMeFilter() = TypedFilter(
+        types = COMMON_FEED_TYPES,
+        filter = JsonFilter(
+            kinds = listOf(GiftWrapEvent.kind),
+            tags = mapOf("p" to listOf(account.userProfile().pubkeyHex))
+        )
+    )
+
     val accountChannel = requestNewChannel { time, relayUrl ->
         latestEOSEs.addOrUpdate(account.userProfile(), account.defaultNotificationFollowList, relayUrl, time)
     }
 
+    override fun consume(event: Event, relay: Relay) {
+        if (LocalCache.justVerify(event)) {
+            if (event is GiftWrapEvent) {
+                val privateKey = account.keyPair.privKey
+                if (privateKey != null) {
+                    event.cachedGift(privateKey)?.let {
+                        this.consume(it, relay)
+                    }
+                }
+            }
+
+            if (event is SealedGossipEvent) {
+                val privateKey = account.keyPair.privKey
+                if (privateKey != null) {
+                    event.cachedGossip(privateKey)?.let {
+                        LocalCache.justConsume(it, relay)
+                    }
+                }
+
+                // Don't store sealed gossips to avoid rebroadcasting by mistake.
+            } else {
+                LocalCache.justConsume(event, relay)
+            }
+        }
+    }
+
     override fun updateChannelFilters() {
         // gets everthing about the user logged in
         accountChannel.typedFilters = listOf(
             createAccountMetadataFilter(),
             createAccountContactListFilter(),
+            createAccountRelayListFilter(),
             createNotificationFilter(),
+            createGiftWrapsToMeFilter(),
             createAccountReportsFilter(),
             createAccountAcceptedAwardsFilter(),
             createAccountBookmarkListFilter(),

app/src/main/java/com/vitorpamplona/amethyst/service/NostrChannelDataSource.kt

@@ -4,11 +4,11 @@ import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.Channel
 import com.vitorpamplona.amethyst.model.LiveActivitiesChannel
 import com.vitorpamplona.amethyst.model.PublicChatChannel
-import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
-import com.vitorpamplona.amethyst.service.model.LiveActivitiesChatMessageEvent
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.ChannelMessageEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesChatMessageEvent
 
 object NostrChannelDataSource : NostrDataSource("ChatroomFeed") {
     var account: Account? = null

app/src/main/java/com/vitorpamplona/amethyst/service/NostrChatroomDataSource.kt

@@ -1,32 +1,36 @@
 package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.Account
-import com.vitorpamplona.amethyst.model.User
-import com.vitorpamplona.amethyst.service.model.PrivateDmEvent
+import com.vitorpamplona.amethyst.service.relays.EOSEAccount
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.ChatroomKey
+import com.vitorpamplona.quartz.events.PrivateDmEvent
 
 object NostrChatroomDataSource : NostrDataSource("ChatroomFeed") {
     lateinit var account: Account
-    var withUser: User? = null
+    private var withRoom: ChatroomKey? = null
 
-    fun loadMessagesBetween(accountIn: Account, user: User) {
-        account = accountIn
-        withUser = user
+    private val latestEOSEs = EOSEAccount()
+
+    fun loadMessagesBetween(accountIn: Account, withRoom: ChatroomKey) {
+        this.account = accountIn
+        this.withRoom = withRoom
         resetFilters()
     }
 
     fun createMessagesToMeFilter(): TypedFilter? {
-        val myPeer = withUser
+        val myPeer = withRoom
 
         return if (myPeer != null) {
             TypedFilter(
                 types = setOf(FeedType.PRIVATE_DMS),
                 filter = JsonFilter(
                     kinds = listOf(PrivateDmEvent.kind),
-                    authors = listOf(myPeer.pubkeyHex),
-                    tags = mapOf("p" to listOf(account.userProfile().pubkeyHex))
+                    authors = myPeer.users.map { it },
+                    tags = mapOf("p" to listOf(account.userProfile().pubkeyHex)),
+                    since = latestEOSEs.users[account.userProfile()]?.followList?.get(withRoom.hashCode().toString())?.relayList
                 )
             )
         } else {
@@ -35,7 +39,7 @@ object NostrChatroomDataSource : NostrDataSource("ChatroomFeed") {
     }
 
     fun createMessagesFromMeFilter(): TypedFilter? {
-        val myPeer = withUser
+        val myPeer = withRoom
 
         return if (myPeer != null) {
             TypedFilter(
@@ -43,7 +47,8 @@ object NostrChatroomDataSource : NostrDataSource("ChatroomFeed") {
                 filter = JsonFilter(
                     kinds = listOf(PrivateDmEvent.kind),
                     authors = listOf(account.userProfile().pubkeyHex),
-                    tags = mapOf("p" to listOf(myPeer.pubkeyHex))
+                    tags = mapOf("p" to myPeer.users.map { it }),
+                    since = latestEOSEs.users[account.userProfile()]?.followList?.get(withRoom.hashCode().toString())?.relayList
                 )
             )
         } else {
@@ -51,9 +56,14 @@ object NostrChatroomDataSource : NostrDataSource("ChatroomFeed") {
         }
     }
 
-    val inandoutChannel = requestNewChannel()
+    val inandoutChannel = requestNewChannel { time, relayUrl ->
+        latestEOSEs.addOrUpdate(account.userProfile(), withRoom.hashCode().toString(), relayUrl, time)
+    }
 
     override fun updateChannelFilters() {
-        inandoutChannel.typedFilters = listOfNotNull(createMessagesToMeFilter(), createMessagesFromMeFilter()).ifEmpty { null }
+        inandoutChannel.typedFilters = listOfNotNull(
+            createMessagesToMeFilter(),
+            createMessagesFromMeFilter()
+        ).ifEmpty { null }
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/service/NostrChatroomListDataSource.kt

@@ -1,15 +1,15 @@
 package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.Account
-import com.vitorpamplona.amethyst.service.model.ChannelCreateEvent
-import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
-import com.vitorpamplona.amethyst.service.model.ChannelMetadataEvent
-import com.vitorpamplona.amethyst.service.model.PrivateDmEvent
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.EOSEAccount
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.ChannelCreateEvent
+import com.vitorpamplona.quartz.events.ChannelMessageEvent
+import com.vitorpamplona.quartz.events.ChannelMetadataEvent
+import com.vitorpamplona.quartz.events.PrivateDmEvent
 
 object NostrChatroomListDataSource : NostrDataSource("MailBoxFeed") {
     lateinit var account: Account
@@ -44,17 +44,23 @@ object NostrChatroomListDataSource : NostrDataSource("MailBoxFeed") {
         )
     )
 
-    fun createMyChannelsFilter() = TypedFilter(
-        types = COMMON_FEED_TYPES, // Metadata comes from any relay
-        filter = JsonFilter(
-            kinds = listOf(ChannelCreateEvent.kind),
-            ids = account.followingChannels.toList(),
-            since = latestEOSEs.users[account.userProfile()]?.followList?.get(chatRoomList)?.relayList
-        )
-    )
+    fun createMyChannelsFilter(): TypedFilter {
+        val followingEvents = account.selectedChatsFollowList()
 
-    fun createLastChannelInfoFilter(): List<TypedFilter> {
-        return account.followingChannels.map {
+        return TypedFilter(
+            types = COMMON_FEED_TYPES, // Metadata comes from any relay
+            filter = JsonFilter(
+                kinds = listOf(ChannelCreateEvent.kind),
+                ids = followingEvents.toList(),
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(chatRoomList)?.relayList
+            )
+        )
+    }
+
+    fun createLastChannelInfoFilter(): List<TypedFilter>? {
+        val followingEvents = account.selectedChatsFollowList()
+
+        return followingEvents.map {
             TypedFilter(
                 types = COMMON_FEED_TYPES, // Metadata comes from any relay
                 filter = JsonFilter(
@@ -66,8 +72,10 @@ object NostrChatroomListDataSource : NostrDataSource("MailBoxFeed") {
         }
     }
 
-    fun createLastMessageOfEachChannelFilter(): List<TypedFilter> {
-        return account.followingChannels.map {
+    fun createLastMessageOfEachChannelFilter(): List<TypedFilter>? {
+        val followingEvents = account.selectedChatsFollowList()
+
+        return followingEvents.map {
             TypedFilter(
                 types = setOf(FeedType.PUBLIC_CHATS),
                 filter = JsonFilter(

app/src/main/java/com/vitorpamplona/amethyst/service/NostrCommunityDataSource.kt

@@ -1,11 +1,11 @@
 package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.AddressableNote
-import com.vitorpamplona.amethyst.service.model.CommunityDefinitionEvent
-import com.vitorpamplona.amethyst.service.model.CommunityPostApprovalEvent
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.CommunityDefinitionEvent
+import com.vitorpamplona.quartz.events.CommunityPostApprovalEvent
 
 object NostrCommunityDataSource : NostrDataSource("SingleCommunityFeed") {
     private var communityToWatch: AddressableNote? = null

app/src/main/java/com/vitorpamplona/amethyst/service/NostrDataSource.kt

@@ -2,17 +2,16 @@ package com.vitorpamplona.amethyst.service
 
 import android.util.Log
 import com.vitorpamplona.amethyst.model.LocalCache
-import com.vitorpamplona.amethyst.service.model.*
-import com.vitorpamplona.amethyst.service.model.Event
 import com.vitorpamplona.amethyst.service.relays.Client
 import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.service.relays.Subscription
 import com.vitorpamplona.amethyst.ui.components.BundledUpdate
+import com.vitorpamplona.quartz.events.Event
+import com.vitorpamplona.quartz.utils.TimeUtils
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.launch
-import java.util.Date
 import java.util.UUID
 import kotlin.Error
 
@@ -39,7 +38,7 @@ abstract class NostrDataSource(val debugName: String) {
                     eventCounter = eventCounter + Pair(key, Counter(1))
                 }
 
-                LocalCache.verifyAndConsume(event, relay)
+                consume(event, relay)
             }
         }
 
@@ -57,7 +56,7 @@ abstract class NostrDataSource(val debugName: String) {
 
             if (type == Relay.Type.EOSE && channel != null) {
                 // updates a per subscripton since date
-                subscriptions[channel]?.updateEOSE(Date().time / 1000, relay.url)
+                subscriptions[channel]?.updateEOSE(TimeUtils.now(), relay.url)
             }
         }
 
@@ -164,6 +163,10 @@ abstract class NostrDataSource(val debugName: String) {
         }
     }
 
+    open fun consume(event: Event, relay: Relay) {
+        LocalCache.verifyAndConsume(event, relay)
+    }
+
     abstract fun updateChannelFilters()
     open fun auth(relay: Relay, challenge: String) = Unit
 }

app/src/main/java/com/vitorpamplona/amethyst/service/NostrDiscoveryDataSource.kt

@@ -1,29 +1,28 @@
 package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.Account
-import com.vitorpamplona.amethyst.service.model.ChannelCreateEvent
-import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
-import com.vitorpamplona.amethyst.service.model.ChannelMetadataEvent
-import com.vitorpamplona.amethyst.service.model.CommunityDefinitionEvent
-import com.vitorpamplona.amethyst.service.model.CommunityPostApprovalEvent
-import com.vitorpamplona.amethyst.service.model.LiveActivitiesChatMessageEvent
-import com.vitorpamplona.amethyst.service.model.LiveActivitiesEvent
 import com.vitorpamplona.amethyst.service.relays.EOSEAccount
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.ChannelCreateEvent
+import com.vitorpamplona.quartz.events.ChannelMessageEvent
+import com.vitorpamplona.quartz.events.ChannelMetadataEvent
+import com.vitorpamplona.quartz.events.CommunityDefinitionEvent
+import com.vitorpamplona.quartz.events.CommunityPostApprovalEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesChatMessageEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesEvent
 
 object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
     lateinit var account: Account
 
     val latestEOSEs = EOSEAccount()
-    val dataSource = "Discovery"
 
     fun createLiveStreamFilter(): TypedFilter {
         val follows = account.selectedUsersFollowList(account.defaultDiscoveryFollowList)
 
         val followKeys = follows?.map {
-            it.substring(0, 6)
+            it.substring(0, 8)
         }
 
         return TypedFilter(
@@ -32,7 +31,7 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
                 authors = followKeys,
                 kinds = listOf(LiveActivitiesChatMessageEvent.kind, LiveActivitiesEvent.kind),
                 limit = 300,
-                since = latestEOSEs.users[account.userProfile()]?.followList?.get(dataSource)?.relayList
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
             )
         )
     }
@@ -41,7 +40,7 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
         val follows = account.selectedUsersFollowList(account.defaultDiscoveryFollowList)
 
         val followKeys = follows?.map {
-            it.substring(0, 6)
+            it.substring(0, 8)
         }
 
         return TypedFilter(
@@ -50,7 +49,7 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
                 authors = followKeys,
                 kinds = listOf(ChannelCreateEvent.kind, ChannelMetadataEvent.kind, ChannelMessageEvent.kind),
                 limit = 300,
-                since = latestEOSEs.users[account.userProfile()]?.followList?.get(dataSource)?.relayList
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
             )
         )
     }
@@ -59,7 +58,7 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
         val follows = account.selectedUsersFollowList(account.defaultDiscoveryFollowList)
 
         val followKeys = follows?.map {
-            it.substring(0, 6)
+            it.substring(0, 8)
         }
 
         return TypedFilter(
@@ -68,7 +67,7 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
                 authors = followKeys,
                 kinds = listOf(CommunityDefinitionEvent.kind, CommunityPostApprovalEvent.kind),
                 limit = 300,
-                since = latestEOSEs.users[account.userProfile()]?.followList?.get(dataSource)?.relayList
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
             )
         )
     }
@@ -88,7 +87,27 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
                     }.flatten()
                 ),
                 limit = 300,
-                since = latestEOSEs.users[account.userProfile()]?.followList?.get(dataSource)?.relayList
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
+            )
+        )
+    }
+
+    fun createLiveStreamGeohashesFilter(): TypedFilter? {
+        val hashToLoad = account.selectedGeohashesFollowList(account.defaultDiscoveryFollowList)
+
+        if (hashToLoad.isNullOrEmpty()) return null
+
+        return TypedFilter(
+            types = setOf(FeedType.GLOBAL),
+            filter = JsonFilter(
+                kinds = listOf(LiveActivitiesChatMessageEvent.kind, LiveActivitiesEvent.kind),
+                tags = mapOf(
+                    "g" to hashToLoad.map {
+                        listOf(it, it.lowercase(), it.uppercase(), it.capitalize())
+                    }.flatten()
+                ),
+                limit = 300,
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
             )
         )
     }
@@ -108,7 +127,27 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
                     }.flatten()
                 ),
                 limit = 300,
-                since = latestEOSEs.users[account.userProfile()]?.followList?.get(dataSource)?.relayList
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
+            )
+        )
+    }
+
+    fun createPublicChatsGeohashesFilter(): TypedFilter? {
+        val hashToLoad = account.selectedGeohashesFollowList(account.defaultDiscoveryFollowList)
+
+        if (hashToLoad.isNullOrEmpty()) return null
+
+        return TypedFilter(
+            types = setOf(FeedType.PUBLIC_CHATS),
+            filter = JsonFilter(
+                kinds = listOf(ChannelCreateEvent.kind, ChannelMetadataEvent.kind, ChannelMessageEvent.kind),
+                tags = mapOf(
+                    "g" to hashToLoad.map {
+                        listOf(it, it.lowercase(), it.uppercase(), it.capitalize())
+                    }.flatten()
+                ),
+                limit = 300,
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
             )
         )
     }
@@ -128,12 +167,34 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
                     }.flatten()
                 ),
                 limit = 300,
-                since = latestEOSEs.users[account.userProfile()]?.followList?.get(dataSource)?.relayList
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
             )
         )
     }
 
-    val discoveryFeedChannel = requestNewChannel()
+    fun createCommunitiesGeohashesFilter(): TypedFilter? {
+        val hashToLoad = account.selectedGeohashesFollowList(account.defaultDiscoveryFollowList)
+
+        if (hashToLoad.isNullOrEmpty()) return null
+
+        return TypedFilter(
+            types = setOf(FeedType.GLOBAL),
+            filter = JsonFilter(
+                kinds = listOf(CommunityDefinitionEvent.kind, CommunityPostApprovalEvent.kind),
+                tags = mapOf(
+                    "g" to hashToLoad.map {
+                        listOf(it, it.lowercase(), it.uppercase(), it.capitalize())
+                    }.flatten()
+                ),
+                limit = 300,
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultDiscoveryFollowList)?.relayList
+            )
+        )
+    }
+
+    val discoveryFeedChannel = requestNewChannel() { time, relayUrl ->
+        latestEOSEs.addOrUpdate(account.userProfile(), account.defaultDiscoveryFollowList, relayUrl, time)
+    }
 
     override fun updateChannelFilters() {
         discoveryFeedChannel.typedFilters = listOfNotNull(
@@ -142,7 +203,10 @@ object NostrDiscoveryDataSource : NostrDataSource("DiscoveryFeed") {
             createCommunitiesFilter(),
             createLiveStreamTagsFilter(),
             createPublicChatsTagsFilter(),
-            createCommunitiesTagsFilter()
+            createCommunitiesTagsFilter(),
+            createCommunitiesGeohashesFilter(),
+            createPublicChatsGeohashesFilter(),
+            createLiveStreamGeohashesFilter()
         ).ifEmpty { null }
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/service/NostrGeohashDataSource.kt

@@ -0,0 +1,47 @@
+package com.vitorpamplona.amethyst.service
+
+import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
+import com.vitorpamplona.amethyst.service.relays.JsonFilter
+import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.AudioHeaderEvent
+import com.vitorpamplona.quartz.events.AudioTrackEvent
+import com.vitorpamplona.quartz.events.ChannelMessageEvent
+import com.vitorpamplona.quartz.events.ClassifiedsEvent
+import com.vitorpamplona.quartz.events.HighlightEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesChatMessageEvent
+import com.vitorpamplona.quartz.events.LongTextNoteEvent
+import com.vitorpamplona.quartz.events.PollNoteEvent
+import com.vitorpamplona.quartz.events.TextNoteEvent
+
+object NostrGeohashDataSource : NostrDataSource("SingleGeoHashFeed") {
+    private var geohashToWatch: String? = null
+
+    fun createLoadHashtagFilter(): TypedFilter? {
+        val hashToLoad = geohashToWatch ?: return null
+
+        return TypedFilter(
+            types = COMMON_FEED_TYPES,
+            filter = JsonFilter(
+                tags = mapOf(
+                    "g" to listOf(
+                        hashToLoad
+                    )
+                ),
+                kinds = listOf(TextNoteEvent.kind, ChannelMessageEvent.kind, LongTextNoteEvent.kind, PollNoteEvent.kind, LiveActivitiesChatMessageEvent.kind, ClassifiedsEvent.kind, HighlightEvent.kind, AudioTrackEvent.kind, AudioHeaderEvent.kind),
+                limit = 200
+            )
+        )
+    }
+
+    val loadGeohashChannel = requestNewChannel()
+
+    override fun updateChannelFilters() {
+        loadGeohashChannel.typedFilters = listOfNotNull(createLoadHashtagFilter()).ifEmpty { null }
+    }
+
+    fun loadHashtag(tag: String?) {
+        geohashToWatch = tag
+
+        invalidateFilters()
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/service/NostrHashtagDataSource.kt

@@ -1,13 +1,17 @@
 package com.vitorpamplona.amethyst.service
 
-import androidx.compose.ui.text.capitalize
-import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
-import com.vitorpamplona.amethyst.service.model.LongTextNoteEvent
-import com.vitorpamplona.amethyst.service.model.PollNoteEvent
-import com.vitorpamplona.amethyst.service.model.TextNoteEvent
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.AudioHeaderEvent
+import com.vitorpamplona.quartz.events.AudioTrackEvent
+import com.vitorpamplona.quartz.events.ChannelMessageEvent
+import com.vitorpamplona.quartz.events.ClassifiedsEvent
+import com.vitorpamplona.quartz.events.HighlightEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesChatMessageEvent
+import com.vitorpamplona.quartz.events.LongTextNoteEvent
+import com.vitorpamplona.quartz.events.PollNoteEvent
+import com.vitorpamplona.quartz.events.TextNoteEvent
 
 object NostrHashtagDataSource : NostrDataSource("SingleHashtagFeed") {
     private var hashtagToWatch: String? = null
@@ -26,7 +30,7 @@ object NostrHashtagDataSource : NostrDataSource("SingleHashtagFeed") {
                         hashToLoad.capitalize()
                     )
                 ),
-                kinds = listOf(TextNoteEvent.kind, ChannelMessageEvent.kind, LongTextNoteEvent.kind, LongTextNoteEvent.kind, PollNoteEvent.kind),
+                kinds = listOf(TextNoteEvent.kind, ChannelMessageEvent.kind, LongTextNoteEvent.kind, PollNoteEvent.kind, LiveActivitiesChatMessageEvent.kind, ClassifiedsEvent.kind, HighlightEvent.kind, AudioTrackEvent.kind, AudioHeaderEvent.kind),
                 limit = 200
             )
         )

app/src/main/java/com/vitorpamplona/amethyst/service/NostrHomeDataSource.kt

@@ -2,20 +2,23 @@ package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.UserState
-import com.vitorpamplona.amethyst.service.model.AudioTrackEvent
-import com.vitorpamplona.amethyst.service.model.GenericRepostEvent
-import com.vitorpamplona.amethyst.service.model.HighlightEvent
-import com.vitorpamplona.amethyst.service.model.LiveActivitiesChatMessageEvent
-import com.vitorpamplona.amethyst.service.model.LiveActivitiesEvent
-import com.vitorpamplona.amethyst.service.model.LongTextNoteEvent
-import com.vitorpamplona.amethyst.service.model.PinListEvent
-import com.vitorpamplona.amethyst.service.model.PollNoteEvent
-import com.vitorpamplona.amethyst.service.model.RepostEvent
-import com.vitorpamplona.amethyst.service.model.TextNoteEvent
 import com.vitorpamplona.amethyst.service.relays.EOSEAccount
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.AudioHeaderEvent
+import com.vitorpamplona.quartz.events.AudioTrackEvent
+import com.vitorpamplona.quartz.events.ClassifiedsEvent
+import com.vitorpamplona.quartz.events.CommunityPostApprovalEvent
+import com.vitorpamplona.quartz.events.GenericRepostEvent
+import com.vitorpamplona.quartz.events.HighlightEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesChatMessageEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesEvent
+import com.vitorpamplona.quartz.events.LongTextNoteEvent
+import com.vitorpamplona.quartz.events.PinListEvent
+import com.vitorpamplona.quartz.events.PollNoteEvent
+import com.vitorpamplona.quartz.events.RepostEvent
+import com.vitorpamplona.quartz.events.TextNoteEvent
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.GlobalScope
@@ -54,10 +57,10 @@ object NostrHomeDataSource : NostrDataSource("HomeFeed") {
         val follows = account.selectedUsersFollowList(account.defaultHomeFollowList)
 
         val followKeys = follows?.map {
-            it.substring(0, 6)
+            it.substring(0, 8)
         }
 
-        val followSet = followKeys?.plus(account.userProfile().pubkeyHex.substring(0, 6))
+        val followSet = followKeys?.plus(account.userProfile().pubkeyHex.substring(0, 8))
 
         return TypedFilter(
             types = setOf(FeedType.FOLLOWS),
@@ -66,10 +69,12 @@ object NostrHomeDataSource : NostrDataSource("HomeFeed") {
                     TextNoteEvent.kind,
                     RepostEvent.kind,
                     GenericRepostEvent.kind,
+                    ClassifiedsEvent.kind,
                     LongTextNoteEvent.kind,
                     PollNoteEvent.kind,
                     HighlightEvent.kind,
                     AudioTrackEvent.kind,
+                    AudioHeaderEvent.kind,
                     PinListEvent.kind,
                     LiveActivitiesChatMessageEvent.kind,
                     LiveActivitiesEvent.kind
@@ -89,7 +94,7 @@ object NostrHomeDataSource : NostrDataSource("HomeFeed") {
         return TypedFilter(
             types = setOf(FeedType.FOLLOWS),
             filter = JsonFilter(
-                kinds = listOf(TextNoteEvent.kind, LongTextNoteEvent.kind, HighlightEvent.kind, AudioTrackEvent.kind, PinListEvent.kind),
+                kinds = listOf(TextNoteEvent.kind, LongTextNoteEvent.kind, ClassifiedsEvent.kind, HighlightEvent.kind, AudioHeaderEvent.kind, AudioTrackEvent.kind, PinListEvent.kind),
                 tags = mapOf(
                     "t" to hashToLoad.map {
                         listOf(it, it.lowercase(), it.uppercase(), it.capitalize())
@@ -101,11 +106,63 @@ object NostrHomeDataSource : NostrDataSource("HomeFeed") {
         )
     }
 
+    fun createFollowGeohashesFilter(): TypedFilter? {
+        val hashToLoad = account.selectedGeohashesFollowList(account.defaultHomeFollowList) ?: emptySet()
+
+        if (hashToLoad.isEmpty()) return null
+
+        return TypedFilter(
+            types = setOf(FeedType.FOLLOWS),
+            filter = JsonFilter(
+                kinds = listOf(TextNoteEvent.kind, LongTextNoteEvent.kind, ClassifiedsEvent.kind, HighlightEvent.kind, AudioHeaderEvent.kind, AudioTrackEvent.kind, PinListEvent.kind),
+                tags = mapOf(
+                    "g" to hashToLoad.map {
+                        listOf(it, it.lowercase(), it.uppercase(), it.capitalize())
+                    }.flatten()
+                ),
+                limit = 100,
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultHomeFollowList)?.relayList
+            )
+        )
+    }
+
+    fun createFollowCommunitiesFilter(): TypedFilter? {
+        val communitiesToLoad = account.selectedCommunitiesFollowList(account.defaultHomeFollowList) ?: emptySet()
+
+        if (communitiesToLoad.isEmpty()) return null
+
+        return TypedFilter(
+            types = setOf(FeedType.FOLLOWS),
+            filter = JsonFilter(
+                kinds = listOf(
+                    TextNoteEvent.kind,
+                    LongTextNoteEvent.kind,
+                    ClassifiedsEvent.kind,
+                    HighlightEvent.kind,
+                    AudioHeaderEvent.kind,
+                    AudioTrackEvent.kind,
+                    PinListEvent.kind,
+                    CommunityPostApprovalEvent.kind
+                ),
+                tags = mapOf(
+                    "a" to communitiesToLoad.toList()
+                ),
+                limit = 100,
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultHomeFollowList)?.relayList
+            )
+        )
+    }
+
     val followAccountChannel = requestNewChannel { time, relayUrl ->
         latestEOSEs.addOrUpdate(account.userProfile(), account.defaultHomeFollowList, relayUrl, time)
     }
 
     override fun updateChannelFilters() {
-        followAccountChannel.typedFilters = listOfNotNull(createFollowAccountsFilter(), createFollowTagsFilter()).ifEmpty { null }
+        followAccountChannel.typedFilters = listOfNotNull(
+            createFollowAccountsFilter(),
+            createFollowCommunitiesFilter(),
+            createFollowTagsFilter(),
+            createFollowGeohashesFilter()
+        ).ifEmpty { null }
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/service/NostrLnZapPaymentResponseDataSource.kt

@@ -1,12 +1,12 @@
 package com.vitorpamplona.amethyst.service
 
-import com.vitorpamplona.amethyst.service.model.LnZapPaymentResponseEvent
-import com.vitorpamplona.amethyst.service.model.RelayAuthEvent
 import com.vitorpamplona.amethyst.service.relays.Client
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.LnZapPaymentResponseEvent
+import com.vitorpamplona.quartz.events.RelayAuthEvent
 
 class NostrLnZapPaymentResponseDataSource(
     private val fromServiceHex: String,

app/src/main/java/com/vitorpamplona/amethyst/service/NostrSearchEventOrUserDataSource.kt

@@ -1,15 +1,15 @@
 package com.vitorpamplona.amethyst.service
 
-import com.vitorpamplona.amethyst.model.toHexKey
-import com.vitorpamplona.amethyst.service.model.*
-import com.vitorpamplona.amethyst.service.nip19.Nip19
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
-import fr.acinq.secp256k1.Hex
+import com.vitorpamplona.quartz.encoders.Hex
+import com.vitorpamplona.quartz.encoders.Nip19
+import com.vitorpamplona.quartz.encoders.toHexKey
+import com.vitorpamplona.quartz.events.*
 
-object NostrSearchEventOrUserDataSource : NostrDataSource("SingleEventFeed") {
+object NostrSearchEventOrUserDataSource : NostrDataSource("SearchEventFeed") {
     private var searchString: String? = null
 
     private fun createAnythingWithIDFilter(): List<TypedFilter>? {
@@ -54,6 +54,29 @@ object NostrSearchEventOrUserDataSource : NostrDataSource("SingleEventFeed") {
             TypedFilter(
                 types = setOf(FeedType.SEARCH),
                 filter = JsonFilter(
+                    kinds = listOf(
+                        TextNoteEvent.kind, LongTextNoteEvent.kind, BadgeDefinitionEvent.kind,
+                        PeopleListEvent.kind, BookmarkListEvent.kind, AudioHeaderEvent.kind,
+                        AudioTrackEvent.kind, PinListEvent.kind, PollNoteEvent.kind,
+                        ChannelCreateEvent.kind
+                    ),
+                    search = mySearchString,
+                    limit = 100
+                )
+            ),
+            TypedFilter(
+                types = setOf(FeedType.SEARCH),
+                filter = JsonFilter(
+                    kinds = listOf(
+                        ChannelMetadataEvent.kind,
+                        ClassifiedsEvent.kind,
+                        CommunityDefinitionEvent.kind,
+                        EmojiPackEvent.kind,
+                        HighlightEvent.kind,
+                        LiveActivitiesEvent.kind,
+                        PollNoteEvent.kind,
+                        NNSEvent.kind
+                    ),
                     search = mySearchString,
                     limit = 100
                 )

app/src/main/java/com/vitorpamplona/amethyst/service/NostrSingleChannelDataSource.kt

@@ -3,12 +3,12 @@ package com.vitorpamplona.amethyst.service
 import com.vitorpamplona.amethyst.model.LiveActivitiesChannel
 import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.PublicChatChannel
-import com.vitorpamplona.amethyst.service.model.ChannelCreateEvent
-import com.vitorpamplona.amethyst.service.model.ChannelMetadataEvent
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.ChannelCreateEvent
+import com.vitorpamplona.quartz.events.ChannelMetadataEvent
 
 object NostrSingleChannelDataSource : NostrDataSource("SingleChannelFeed") {
     private var channelsToWatch = setOf<String>()
@@ -71,7 +71,7 @@ object NostrSingleChannelDataSource : NostrDataSource("SingleChannelFeed") {
                     filter = JsonFilter(
                         kinds = listOf(aTag.kind),
                         tags = mapOf("d" to listOf(aTag.dTag)),
-                        authors = listOf(aTag.pubKeyHex.substring(0, 8))
+                        authors = listOf(aTag.pubKeyHex)
                     )
                 )
             }

app/src/main/java/com/vitorpamplona/amethyst/service/NostrSingleEventDataSource.kt

@@ -2,17 +2,17 @@ package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.AddressableNote
 import com.vitorpamplona.amethyst.model.Note
-import com.vitorpamplona.amethyst.service.model.*
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.EOSETime
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.*
 
 object NostrSingleEventDataSource : NostrDataSource("SingleEventFeed") {
     private var eventsToWatch = setOf<Note>()
     private var addressesToWatch = setOf<Note>()
 
-    private fun createTagToAddressFilter(): List<TypedFilter>? {
+    private fun createReactionsToWatchInAddressFilter(): List<TypedFilter>? {
         val addressesToWatch = eventsToWatch.filter { it.address() != null } + addressesToWatch
 
         if (addressesToWatch.isEmpty()) {
@@ -25,15 +25,19 @@ object NostrSingleEventDataSource : NostrDataSource("SingleEventFeed") {
                     types = COMMON_FEED_TYPES,
                     filter = JsonFilter(
                         kinds = listOf(
-                            TextNoteEvent.kind, LongTextNoteEvent.kind,
-                            ReactionEvent.kind, RepostEvent.kind, GenericRepostEvent.kind, ReportEvent.kind,
-                            LnZapEvent.kind, LnZapRequestEvent.kind,
-                            BadgeAwardEvent.kind, BadgeDefinitionEvent.kind, BadgeProfilesEvent.kind,
-                            PollNoteEvent.kind, AudioTrackEvent.kind, PinListEvent.kind,
-                            PeopleListEvent.kind, BookmarkListEvent.kind
+                            TextNoteEvent.kind,
+                            ReactionEvent.kind,
+                            RepostEvent.kind,
+                            GenericRepostEvent.kind,
+                            ReportEvent.kind,
+                            LnZapEvent.kind,
+                            PollNoteEvent.kind,
+                            CommunityPostApprovalEvent.kind,
+                            LiveActivitiesChatMessageEvent.kind
                         ),
                         tags = mapOf("a" to listOf(aTag.toTag())),
-                        since = it.lastReactionsDownloadTime
+                        since = it.lastReactionsDownloadTime,
+                        limit = 1000 // Max amount of "replies" to download on a specific event.
                     )
                 )
             }
@@ -49,14 +53,26 @@ object NostrSingleEventDataSource : NostrDataSource("SingleEventFeed") {
 
         return addressesToWatch.mapNotNull {
             it.address()?.let { aTag ->
-                TypedFilter(
-                    types = COMMON_FEED_TYPES,
-                    filter = JsonFilter(
-                        kinds = listOf(aTag.kind),
-                        tags = mapOf("d" to listOf(aTag.dTag)),
-                        authors = listOf(aTag.pubKeyHex.substring(0, 8))
+                if (aTag.kind < 25000 && aTag.dTag.isBlank()) {
+                    TypedFilter(
+                        types = COMMON_FEED_TYPES,
+                        filter = JsonFilter(
+                            kinds = listOf(aTag.kind),
+                            authors = listOf(aTag.pubKeyHex),
+                            limit = 1000 // Max amount of "replies" to download on a specific event.
+                        )
                     )
-                )
+                } else {
+                    TypedFilter(
+                        types = COMMON_FEED_TYPES,
+                        filter = JsonFilter(
+                            kinds = listOf(aTag.kind),
+                            tags = mapOf("d" to listOf(aTag.dTag)),
+                            authors = listOf(aTag.pubKeyHex),
+                            limit = 1000 // Max amount of "replies" to download on a specific event.
+                        )
+                    )
+                }
             }
         }
     }
@@ -74,20 +90,16 @@ object NostrSingleEventDataSource : NostrDataSource("SingleEventFeed") {
                 filter = JsonFilter(
                     kinds = listOf(
                         TextNoteEvent.kind,
-                        LongTextNoteEvent.kind,
                         ReactionEvent.kind,
                         RepostEvent.kind,
                         GenericRepostEvent.kind,
                         ReportEvent.kind,
                         LnZapEvent.kind,
-                        LnZapRequestEvent.kind,
-                        PollNoteEvent.kind,
-                        HighlightEvent.kind,
-                        AudioTrackEvent.kind,
-                        PinListEvent.kind
+                        PollNoteEvent.kind
                     ),
                     tags = mapOf("e" to listOf(it.idHex)),
-                    since = it.lastReactionsDownloadTime
+                    since = it.lastReactionsDownloadTime,
+                    limit = 1000 // Max amount of "replies" to download on a specific event.
                 )
             )
         }
@@ -142,7 +154,7 @@ object NostrSingleEventDataSource : NostrDataSource("SingleEventFeed") {
         val reactions = createRepliesAndReactionsFilter()
         val missing = createLoadEventsIfNotLoadedFilter()
         val addresses = createAddressFilter()
-        val addressReactions = createTagToAddressFilter()
+        val addressReactions = createReactionsToWatchInAddressFilter()
 
         singleEventChannel.typedFilters = listOfNotNull(missing, addresses, reactions, addressReactions).flatten().ifEmpty { null }
     }

app/src/main/java/com/vitorpamplona/amethyst/service/NostrSingleUserDataSource.kt

@@ -1,12 +1,12 @@
 package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.User
-import com.vitorpamplona.amethyst.service.model.MetadataEvent
-import com.vitorpamplona.amethyst.service.model.ReportEvent
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.EOSETime
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.MetadataEvent
+import com.vitorpamplona.quartz.events.ReportEvent
 
 object NostrSingleUserDataSource : NostrDataSource("SingleUserFeed") {
     var usersToWatch = setOf<User>()

app/src/main/java/com/vitorpamplona/amethyst/service/NostrUserProfileDataSource.kt

@@ -1,10 +1,10 @@
 package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.User
-import com.vitorpamplona.amethyst.service.model.*
 import com.vitorpamplona.amethyst.service.relays.COMMON_FEED_TYPES
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.*
 
 object NostrUserProfileDataSource : NostrDataSource("UserProfileFeed") {
     var user: User? = null
@@ -34,6 +34,7 @@ object NostrUserProfileDataSource : NostrDataSource("UserProfileFeed") {
                     RepostEvent.kind,
                     LongTextNoteEvent.kind,
                     AudioTrackEvent.kind,
+                    AudioHeaderEvent.kind,
                     PinListEvent.kind,
                     PollNoteEvent.kind,
                     HighlightEvent.kind

app/src/main/java/com/vitorpamplona/amethyst/service/NostrVideoDataSource.kt

@@ -1,15 +1,18 @@
 package com.vitorpamplona.amethyst.service
 
 import com.vitorpamplona.amethyst.model.Account
-import com.vitorpamplona.amethyst.service.model.FileHeaderEvent
-import com.vitorpamplona.amethyst.service.model.FileStorageHeaderEvent
+import com.vitorpamplona.amethyst.service.relays.EOSEAccount
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.events.FileHeaderEvent
+import com.vitorpamplona.quartz.events.FileStorageHeaderEvent
 
 object NostrVideoDataSource : NostrDataSource("VideoFeed") {
     lateinit var account: Account
 
+    val latestEOSEs = EOSEAccount()
+
     fun createContextualFilter(): TypedFilter? {
         val follows = account.selectedUsersFollowList(account.defaultStoriesFollowList)
 
@@ -22,7 +25,8 @@ object NostrVideoDataSource : NostrDataSource("VideoFeed") {
             filter = JsonFilter(
                 authors = followKeys,
                 kinds = listOf(FileHeaderEvent.kind, FileStorageHeaderEvent.kind),
-                limit = 200
+                limit = 200,
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultStoriesFollowList)?.relayList
             )
         )
     }
@@ -41,14 +45,41 @@ object NostrVideoDataSource : NostrDataSource("VideoFeed") {
                         listOf(it, it.lowercase(), it.uppercase(), it.capitalize())
                     }.flatten()
                 ),
-                limit = 100
+                limit = 100,
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultStoriesFollowList)?.relayList
             )
         )
     }
 
-    val videoFeedChannel = requestNewChannel()
+    fun createFollowGeohashesFilter(): TypedFilter? {
+        val hashToLoad = account.selectedGeohashesFollowList(account.defaultStoriesFollowList)
+
+        if (hashToLoad.isNullOrEmpty()) return null
+
+        return TypedFilter(
+            types = setOf(FeedType.GLOBAL),
+            filter = JsonFilter(
+                kinds = listOf(FileHeaderEvent.kind, FileStorageHeaderEvent.kind),
+                tags = mapOf(
+                    "g" to hashToLoad.map {
+                        listOf(it, it.lowercase(), it.uppercase(), it.capitalize())
+                    }.flatten()
+                ),
+                limit = 100,
+                since = latestEOSEs.users[account.userProfile()]?.followList?.get(account.defaultStoriesFollowList)?.relayList
+            )
+        )
+    }
+
+    val videoFeedChannel = requestNewChannel() { time, relayUrl ->
+        latestEOSEs.addOrUpdate(account.userProfile(), account.defaultStoriesFollowList, relayUrl, time)
+    }
 
     override fun updateChannelFilters() {
-        videoFeedChannel.typedFilters = listOfNotNull(createContextualFilter(), createFollowTagsFilter()).ifEmpty { null }
+        videoFeedChannel.typedFilters = listOfNotNull(
+            createContextualFilter(),
+            createFollowTagsFilter(),
+            createFollowGeohashesFilter()
+        ).ifEmpty { null }
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/service/OnlineCheck.kt

@@ -28,7 +28,9 @@ object OnlineChecker {
                 .get()
                 .build()
 
-            val result = HttpClient.getHttpClient().newCall(request).execute().code == 200
+            val result = HttpClient.getHttpClient().newCall(request).execute().use {
+                it.isSuccessful
+            }
             checkOnlineCache.put(url, OnlineCheckResult(System.currentTimeMillis(), result))
             result
         } catch (e: Exception) {

app/src/main/java/com/vitorpamplona/amethyst/service/connectivitystatus/ConnectivityStatus.kt

@@ -0,0 +1,15 @@
+package com.vitorpamplona.amethyst.service.connectivitystatus
+
+import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.mutableStateOf
+
+object ConnectivityStatus {
+    private val onMobileData = mutableStateOf(false)
+    val isOnMobileData: MutableState<Boolean> = onMobileData
+
+    fun updateConnectivityStatus(isOnMobileData: Boolean, isOnWifi: Boolean) {
+        if (onMobileData.value != isOnMobileData) {
+            onMobileData.value = isOnMobileData
+        }
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/service/lnurl/LightningAddressResolver.kt

@@ -4,12 +4,14 @@ import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
 import com.vitorpamplona.amethyst.BuildConfig
 import com.vitorpamplona.amethyst.service.HttpClient
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
+import com.vitorpamplona.quartz.encoders.Bech32
+import com.vitorpamplona.quartz.encoders.LnInvoiceUtil
+import com.vitorpamplona.quartz.encoders.toLnUrl
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
-import nostr.postr.Bech32
 import okhttp3.Call
 import okhttp3.Callback
 import okhttp3.Request
@@ -131,7 +133,7 @@ class LightningAddressResolver() {
         fetchLightningAddressJson(
             lnaddress,
             onSuccess = {
-                onSuccess(Bech32.encodeBytes("lnurl", it.toByteArray(), Bech32.Encoding.Bech32))
+                onSuccess(it.toByteArray().toLnUrl())
             },
             onError = onError
         )
@@ -176,7 +178,7 @@ class LightningAddressResolver() {
                                 null
                             }
 
-                            lnInvoice?.get("pr")?.asText()?.let { pr ->
+                            lnInvoice?.get("pr")?.asText()?.ifBlank { null }?.let { pr ->
                                 // Forces LN Invoice amount to be the requested amount.
                                 val invoiceAmount = LnInvoiceUtil.getAmountInSats(pr)
                                 if (invoiceAmount.multiply(BigDecimal(1000)).toLong() == BigDecimal(milliSats).toLong()) {

app/src/main/java/com/vitorpamplona/amethyst/service/model/ContactListEvent.kt

@@ -1,100 +0,0 @@
-package com.vitorpamplona.amethyst.service.model
-
-import android.util.Log
-import androidx.compose.runtime.Immutable
-import androidx.compose.runtime.Stable
-import com.google.gson.reflect.TypeToken
-import com.vitorpamplona.amethyst.model.HexKey
-import com.vitorpamplona.amethyst.model.decodePublicKey
-import com.vitorpamplona.amethyst.model.toHexKey
-import nostr.postr.Utils
-import java.util.Date
-
-@Immutable
-data class Contact(val pubKeyHex: String, val relayUri: String?)
-
-@Stable
-class ContactListEvent(
-    id: HexKey,
-    pubKey: HexKey,
-    createdAt: Long,
-    tags: List<List<String>>,
-    content: String,
-    sig: HexKey
-) : Event(id, pubKey, createdAt, kind, tags, content, sig) {
-    // This function is only used by the user logged in
-    // But it is used all the time.
-    val verifiedFollowKeySet: Set<HexKey> by lazy {
-        tags.filter { it.size > 1 && it[0] == "p" }.mapNotNull {
-            try {
-                decodePublicKey(it[1]).toHexKey()
-            } catch (e: Exception) {
-                Log.w("ContactListEvent", "Can't parse tags as a follows: ${it[1]}", e)
-                null
-            }
-        }.toSet()
-    }
-
-    val verifiedFollowTagSet: Set<String> by lazy {
-        unverifiedFollowTagSet().map { it.lowercase() }.toSet()
-    }
-
-    val verifiedFollowKeySetAndMe: Set<HexKey> by lazy {
-        verifiedFollowKeySet + pubKey
-    }
-
-    fun unverifiedFollowKeySet() = tags.filter { it[0] == "p" }.mapNotNull { it.getOrNull(1) }
-    fun unverifiedFollowTagSet() = tags.filter { it[0] == "t" }.mapNotNull { it.getOrNull(1) }
-
-    fun follows() = tags.filter { it[0] == "p" }.mapNotNull {
-        try {
-            Contact(decodePublicKey(it[1]).toHexKey(), it.getOrNull(2))
-        } catch (e: Exception) {
-            Log.w("ContactListEvent", "Can't parse tags as a follows: ${it[1]}", e)
-            null
-        }
-    }
-
-    fun followsTags() = tags.filter { it[0] == "t" }.mapNotNull {
-        it.getOrNull(2)
-    }
-
-    fun relays(): Map<String, ReadWrite>? = try {
-        if (content.isNotEmpty()) {
-            gson.fromJson(content, object : TypeToken<Map<String, ReadWrite>>() {}.type) as Map<String, ReadWrite>
-        } else {
-            null
-        }
-    } catch (e: Exception) {
-        Log.w("ContactListEvent", "Can't parse content as relay lists: $content", e)
-        null
-    }
-
-    companion object {
-        const val kind = 3
-
-        fun create(follows: List<Contact>, followTags: List<String>, relayUse: Map<String, ReadWrite>?, privateKey: ByteArray, createdAt: Long = Date().time / 1000): ContactListEvent {
-            val content = if (relayUse != null) {
-                gson.toJson(relayUse)
-            } else {
-                ""
-            }
-            val pubKey = Utils.pubkeyCreate(privateKey).toHexKey()
-            val tags = follows.map {
-                if (it.relayUri != null) {
-                    listOf("p", it.pubKeyHex, it.relayUri)
-                } else {
-                    listOf("p", it.pubKeyHex)
-                }
-            } + followTags.map {
-                listOf("t", it)
-            }
-
-            val id = generateId(pubKey, createdAt, kind, tags, content)
-            val sig = Utils.sign(id, privateKey)
-            return ContactListEvent(id.toHexKey(), pubKey, createdAt, tags, content, sig.toHexKey())
-        }
-    }
-
-    data class ReadWrite(val read: Boolean, val write: Boolean)
-}

app/src/main/java/com/vitorpamplona/amethyst/service/model/Event.kt

@@ -1,330 +0,0 @@
-package com.vitorpamplona.amethyst.service.model
-
-import android.util.Log
-import androidx.compose.runtime.Immutable
-import com.google.gson.*
-import com.google.gson.annotations.SerializedName
-import com.vitorpamplona.amethyst.model.HexKey
-import com.vitorpamplona.amethyst.model.toHexKey
-import fr.acinq.secp256k1.Hex
-import fr.acinq.secp256k1.Secp256k1
-import nostr.postr.Utils
-import nostr.postr.toHex
-import java.lang.reflect.Type
-import java.math.BigDecimal
-import java.security.MessageDigest
-import java.util.*
-
-@Immutable
-open class Event(
-    val id: HexKey,
-    @SerializedName("pubkey") val pubKey: HexKey,
-    @SerializedName("created_at") val createdAt: Long,
-    val kind: Int,
-    val tags: List<List<String>>,
-    val content: String,
-    val sig: HexKey
-) : EventInterface {
-    override fun id(): HexKey = id
-
-    override fun pubKey(): HexKey = pubKey
-
-    override fun createdAt(): Long = createdAt
-
-    override fun kind(): Int = kind
-
-    override fun tags(): List<List<String>> = tags
-
-    override fun content(): String = content
-
-    override fun sig(): HexKey = sig
-
-    override fun toJson(): String = gson.toJson(this)
-
-    fun hasAnyTaggedUser() = tags.any { it.size > 1 && it[0] == "p" }
-
-    fun taggedUsers() = tags.filter { it.size > 1 && it[0] == "p" }.map { it[1] }
-    fun taggedEvents() = tags.filter { it.size > 1 && it[0] == "e" }.map { it[1] }
-
-    fun taggedUrls() = tags.filter { it.size > 1 && it[0] == "r" }.map { it[1] }
-
-    override fun isSensitive() = tags.any {
-        (it.size > 0 && it[0].equals("content-warning", true)) ||
-            (it.size > 1 && it[0] == "t" && it[1].equals("nsfw", true)) ||
-            (it.size > 1 && it[0] == "t" && it[1].equals("nude", true))
-    }
-
-    override fun zapraiserAmount() = tags.firstOrNull() {
-        (it.size > 1 && it[0] == "zapraiser")
-    }?.get(1)?.toLongOrNull()
-
-    override fun zapAddress() = tags.firstOrNull { it.size > 1 && it[0] == "zap" }?.get(1)
-
-    fun taggedAddresses() = tags.filter { it.size > 1 && it[0] == "a" }.mapNotNull {
-        val aTagValue = it[1]
-        val relay = it.getOrNull(2)
-
-        ATag.parse(aTagValue, relay)
-    }
-
-    override fun hashtags() = tags.filter { it.size > 1 && it[0] == "t" }.map { it[1] }
-
-    override fun isTaggedUser(idHex: String) = tags.any { it.size > 1 && it[0] == "p" && it[1] == idHex }
-
-    override fun isTaggedAddressableNote(idHex: String) = tags.any { it.size > 1 && it[0] == "a" && it[1] == idHex }
-
-    override fun isTaggedHash(hashtag: String) = tags.any { it.size > 1 && it[0] == "t" && it[1].equals(hashtag, true) }
-    override fun isTaggedHashes(hashtags: Set<String>) = tags.any { it.size > 1 && it[0] == "t" && it[1].lowercase() in hashtags }
-    override fun firstIsTaggedHashes(hashtags: Set<String>) = tags.firstOrNull { it.size > 1 && it[0] == "t" && it[1].lowercase() in hashtags }?.getOrNull(1)
-
-    override fun firstIsTaggedAddressableNote(addressableNotes: Set<String>) = tags.firstOrNull { it.size > 1 && it[0] == "a" && it[1] in addressableNotes }?.getOrNull(1)
-
-    override fun isTaggedAddressableKind(kind: Int): Boolean {
-        val kindStr = kind.toString()
-        return tags.any { it.size > 1 && it[0] == "a" && it[1].startsWith(kindStr) }
-    }
-
-    override fun getTagOfAddressableKind(kind: Int): ATag? {
-        val kindStr = kind.toString()
-        val aTag = tags
-            .firstOrNull { it.size > 1 && it[0] == "a" && it[1].startsWith(kindStr) }
-            ?.getOrNull(1)
-            ?: return null
-
-        return ATag.parse(aTag, null)
-    }
-
-    override fun getPoWRank(): Int {
-        var rank = 0
-        for (i in 0..id.length) {
-            if (id[i] == '0') {
-                rank += 4
-            } else if (id[i] in '4'..'7') {
-                rank += 1
-                break
-            } else if (id[i] in '2'..'3') {
-                rank += 2
-                break
-            } else if (id[i] == '1') {
-                rank += 3
-                break
-            } else {
-                break
-            }
-        }
-        return rank
-    }
-
-    override fun getReward(): BigDecimal? {
-        return try {
-            tags.firstOrNull { it.size > 1 && it[0] == "reward" }?.get(1)?.let { BigDecimal(it) }
-        } catch (e: Exception) {
-            null
-        }
-    }
-
-    /**
-     * Checks if the ID is correct and then if the pubKey's secret key signed the event.
-     */
-    override fun checkSignature() {
-        if (!id.contentEquals(generateId())) {
-            throw Exception(
-                """|Unexpected ID.
-                   |  Event: ${toJson()}
-                   |  Actual ID: $id
-                   |  Generated: ${generateId()}
-                """.trimIndent()
-            )
-        }
-        if (!secp256k1.verifySchnorr(Hex.decode(sig), Hex.decode(id), Hex.decode(pubKey))) {
-            throw Exception("""Bad signature!""")
-        }
-    }
-
-    override fun hasValidSignature(): Boolean {
-        return try {
-            id.contentEquals(generateId()) && secp256k1.verifySchnorr(Hex.decode(sig), Hex.decode(id), Hex.decode(pubKey))
-        } catch (e: Exception) {
-            Log.e("Event", "Fail checking if event $id has a valid signature", e)
-            false
-        }
-    }
-
-    private fun generateId(): String {
-        val rawEvent = listOf(0, pubKey, createdAt, kind, tags, content)
-
-        // GSON decided to hardcode these replacements.
-        // They break Nostr's hash check.
-        // These lines revert their code.
-        // https://github.com/google/gson/issues/2295
-        val rawEventJson = gson.toJson(rawEvent)
-            .replace("\\u2028", "\u2028")
-            .replace("\\u2029", "\u2029")
-
-        return MessageDigest.getInstance("SHA-256").digest(rawEventJson.toByteArray()).toHexKey()
-    }
-
-    private class EventDeserializer : JsonDeserializer<Event> {
-        override fun deserialize(
-            json: JsonElement,
-            typeOfT: Type?,
-            context: JsonDeserializationContext?
-        ): Event {
-            val jsonObject = json.asJsonObject
-            return Event(
-                id = jsonObject.get("id").asString,
-                pubKey = jsonObject.get("pubkey").asString,
-                createdAt = jsonObject.get("created_at").asLong,
-                kind = jsonObject.get("kind").asInt,
-                tags = jsonObject.get("tags").asJsonArray.map {
-                    it.asJsonArray.mapNotNull { s -> if (s.isJsonNull) null else s.asString }
-                },
-                content = jsonObject.get("content").asString,
-                sig = jsonObject.get("sig").asString
-            )
-        }
-    }
-
-    private class EventSerializer : JsonSerializer<Event> {
-        override fun serialize(
-            src: Event,
-            typeOfSrc: Type?,
-            context: JsonSerializationContext?
-        ): JsonElement {
-            return JsonObject().apply {
-                addProperty("id", src.id)
-                addProperty("pubkey", src.pubKey)
-                addProperty("created_at", src.createdAt)
-                addProperty("kind", src.kind)
-                add(
-                    "tags",
-                    JsonArray().also { jsonTags ->
-                        src.tags.forEach { tag ->
-                            jsonTags.add(
-                                JsonArray().also { jsonTagElement ->
-                                    tag.forEach { tagElement ->
-                                        jsonTagElement.add(tagElement)
-                                    }
-                                }
-                            )
-                        }
-                    }
-                )
-                addProperty("content", src.content)
-                addProperty("sig", src.sig)
-            }
-        }
-    }
-
-    private class ByteArrayDeserializer : JsonDeserializer<ByteArray> {
-        override fun deserialize(
-            json: JsonElement,
-            typeOfT: Type?,
-            context: JsonDeserializationContext?
-        ): ByteArray = Hex.decode(json.asString)
-    }
-
-    private class ByteArraySerializer : JsonSerializer<ByteArray> {
-        override fun serialize(
-            src: ByteArray,
-            typeOfSrc: Type?,
-            context: JsonSerializationContext?
-        ) = JsonPrimitive(src.toHex())
-    }
-
-    companion object {
-        private val secp256k1 = Secp256k1.get()
-
-        val gson: Gson = GsonBuilder()
-            .disableHtmlEscaping()
-            .registerTypeAdapter(Event::class.java, EventSerializer())
-            .registerTypeAdapter(Event::class.java, EventDeserializer())
-            .registerTypeAdapter(ByteArray::class.java, ByteArraySerializer())
-            .registerTypeAdapter(ByteArray::class.java, ByteArrayDeserializer())
-            .registerTypeAdapter(Response::class.java, ResponseDeserializer())
-            .registerTypeAdapter(Request::class.java, RequestDeserializer())
-            .create()
-
-        fun fromJson(json: String, lenient: Boolean = false): Event = gson.fromJson(json, Event::class.java).getRefinedEvent(lenient)
-
-        fun fromJson(json: JsonElement, lenient: Boolean = false): Event = gson.fromJson(json, Event::class.java).getRefinedEvent(lenient)
-
-        fun Event.getRefinedEvent(lenient: Boolean = false): Event = when (kind) {
-            AppDefinitionEvent.kind -> AppDefinitionEvent(id, pubKey, createdAt, tags, content, sig)
-            AppRecommendationEvent.kind -> AppRecommendationEvent(id, pubKey, createdAt, tags, content, sig)
-            AudioTrackEvent.kind -> AudioTrackEvent(id, pubKey, createdAt, tags, content, sig)
-            BadgeAwardEvent.kind -> BadgeAwardEvent(id, pubKey, createdAt, tags, content, sig)
-            BadgeDefinitionEvent.kind -> BadgeDefinitionEvent(id, pubKey, createdAt, tags, content, sig)
-            BadgeProfilesEvent.kind -> BadgeProfilesEvent(id, pubKey, createdAt, tags, content, sig)
-            BookmarkListEvent.kind -> BookmarkListEvent(id, pubKey, createdAt, tags, content, sig)
-            ChannelCreateEvent.kind -> ChannelCreateEvent(id, pubKey, createdAt, tags, content, sig)
-            ChannelHideMessageEvent.kind -> ChannelHideMessageEvent(id, pubKey, createdAt, tags, content, sig)
-            ChannelMessageEvent.kind -> ChannelMessageEvent(id, pubKey, createdAt, tags, content, sig)
-            ChannelMetadataEvent.kind -> ChannelMetadataEvent(id, pubKey, createdAt, tags, content, sig)
-            ChannelMuteUserEvent.kind -> ChannelMuteUserEvent(id, pubKey, createdAt, tags, content, sig)
-            CommunityDefinitionEvent.kind -> CommunityDefinitionEvent(id, pubKey, createdAt, tags, content, sig)
-            CommunityPostApprovalEvent.kind -> CommunityPostApprovalEvent(id, pubKey, createdAt, tags, content, sig)
-            ContactListEvent.kind -> ContactListEvent(id, pubKey, createdAt, tags, content, sig)
-            DeletionEvent.kind -> DeletionEvent(id, pubKey, createdAt, tags, content, sig)
-
-            FileHeaderEvent.kind -> FileHeaderEvent(id, pubKey, createdAt, tags, content, sig)
-            FileStorageEvent.kind -> FileStorageEvent(id, pubKey, createdAt, tags, content, sig)
-            FileStorageHeaderEvent.kind -> FileStorageHeaderEvent(id, pubKey, createdAt, tags, content, sig)
-            GenericRepostEvent.kind -> GenericRepostEvent(id, pubKey, createdAt, tags, content, sig)
-            HighlightEvent.kind -> HighlightEvent(id, pubKey, createdAt, tags, content, sig)
-            LiveActivitiesEvent.kind -> LiveActivitiesEvent(id, pubKey, createdAt, tags, content, sig)
-            LiveActivitiesChatMessageEvent.kind -> LiveActivitiesChatMessageEvent(id, pubKey, createdAt, tags, content, sig)
-            LnZapEvent.kind -> LnZapEvent(id, pubKey, createdAt, tags, content, sig)
-            LnZapPaymentRequestEvent.kind -> LnZapPaymentRequestEvent(id, pubKey, createdAt, tags, content, sig)
-            LnZapPaymentResponseEvent.kind -> LnZapPaymentResponseEvent(id, pubKey, createdAt, tags, content, sig)
-            LnZapRequestEvent.kind -> LnZapRequestEvent(id, pubKey, createdAt, tags, content, sig)
-            LongTextNoteEvent.kind -> LongTextNoteEvent(id, pubKey, createdAt, tags, content, sig)
-            MetadataEvent.kind -> MetadataEvent(id, pubKey, createdAt, tags, content, sig)
-            PeopleListEvent.kind -> PeopleListEvent(id, pubKey, createdAt, tags, content, sig)
-            PinListEvent.kind -> PinListEvent(id, pubKey, createdAt, tags, content, sig)
-            PollNoteEvent.kind -> PollNoteEvent(id, pubKey, createdAt, tags, content, sig)
-            PrivateDmEvent.kind -> PrivateDmEvent(id, pubKey, createdAt, tags, content, sig)
-            ReactionEvent.kind -> ReactionEvent(id, pubKey, createdAt, tags, content, sig)
-            RecommendRelayEvent.kind -> RecommendRelayEvent(id, pubKey, createdAt, tags, content, sig, lenient)
-            RelaySetEvent.kind -> RelaySetEvent(id, pubKey, createdAt, tags, content, sig)
-            ReportEvent.kind -> ReportEvent(id, pubKey, createdAt, tags, content, sig)
-            RepostEvent.kind -> RepostEvent(id, pubKey, createdAt, tags, content, sig)
-            TextNoteEvent.kind -> TextNoteEvent(id, pubKey, createdAt, tags, content, sig)
-            else -> this
-        }
-
-        fun generateId(pubKey: HexKey, createdAt: Long, kind: Int, tags: List<List<String>>, content: String): ByteArray {
-            val rawEvent = listOf(
-                0,
-                pubKey,
-                createdAt,
-                kind,
-                tags,
-                content
-            )
-
-            // GSON decided to hardcode these replacements.
-            // They break Nostr's hash check.
-            // These lines revert their code.
-            // https://github.com/google/gson/issues/2295
-            val rawEventJson = gson.toJson(rawEvent)
-                .replace("\\u2028", "\u2028")
-                .replace("\\u2029", "\u2029")
-
-            return MessageDigest.getInstance("SHA-256").digest(rawEventJson.toByteArray())
-        }
-
-        fun create(privateKey: ByteArray, kind: Int, tags: List<List<String>> = emptyList(), content: String = "", createdAt: Long = Date().time / 1000): Event {
-            val pubKey = Utils.pubkeyCreate(privateKey).toHexKey()
-            val id = Companion.generateId(pubKey, createdAt, kind, tags, content)
-            val sig = Utils.sign(id, privateKey).toHexKey()
-            return Event(id.toHexKey(), pubKey, createdAt, kind, tags, content, sig)
-        }
-    }
-}
-
-@Immutable
-interface AddressableEvent {
-    fun dTag(): String
-    fun address(): ATag
-}

app/src/main/java/com/vitorpamplona/amethyst/service/model/PeopleListEvent.kt

@@ -1,56 +0,0 @@
-package com.vitorpamplona.amethyst.service.model
-
-import androidx.compose.runtime.Immutable
-import com.vitorpamplona.amethyst.model.HexKey
-import com.vitorpamplona.amethyst.model.toHexKey
-import nostr.postr.Utils
-import java.util.Date
-
-@Immutable
-class PeopleListEvent(
-    id: HexKey,
-    pubKey: HexKey,
-    createdAt: Long,
-    tags: List<List<String>>,
-    content: String,
-    sig: HexKey
-) : GeneralListEvent(id, pubKey, createdAt, kind, tags, content, sig) {
-    companion object {
-        const val kind = 30000
-
-        fun create(
-            name: String = "",
-
-            events: List<String>? = null,
-            users: List<String>? = null,
-            addresses: List<ATag>? = null,
-
-            privEvents: List<String>? = null,
-            privUsers: List<String>? = null,
-            privAddresses: List<ATag>? = null,
-
-            privateKey: ByteArray,
-            createdAt: Long = Date().time / 1000
-        ): PeopleListEvent {
-            val pubKey = Utils.pubkeyCreate(privateKey)
-            val content = createPrivateTags(privEvents, privUsers, privAddresses, privateKey, pubKey)
-
-            val tags = mutableListOf<List<String>>()
-            tags.add(listOf("d", name))
-
-            events?.forEach {
-                tags.add(listOf("e", it))
-            }
-            users?.forEach {
-                tags.add(listOf("p", it))
-            }
-            addresses?.forEach {
-                tags.add(listOf("a", it.toTag()))
-            }
-
-            val id = generateId(pubKey.toHexKey(), createdAt, kind, tags, content)
-            val sig = Utils.sign(id, privateKey)
-            return PeopleListEvent(id.toHexKey(), pubKey.toHexKey(), createdAt, tags, content, sig.toHexKey())
-        }
-    }
-}

app/src/main/java/com/vitorpamplona/amethyst/service/model/ReactionEvent.kt

@@ -1,46 +0,0 @@
-package com.vitorpamplona.amethyst.service.model
-
-import androidx.compose.runtime.Immutable
-import com.vitorpamplona.amethyst.model.HexKey
-import com.vitorpamplona.amethyst.model.toHexKey
-import nostr.postr.Utils
-import java.util.Date
-
-@Immutable
-class ReactionEvent(
-    id: HexKey,
-    pubKey: HexKey,
-    createdAt: Long,
-    tags: List<List<String>>,
-    content: String,
-    sig: HexKey
-) : Event(id, pubKey, createdAt, kind, tags, content, sig) {
-
-    fun originalPost() = tags.filter { it.size > 1 && it[0] == "e" }.map { it[1] }
-    fun originalAuthor() = tags.filter { it.size > 1 && it[0] == "p" }.map { it[1] }
-
-    companion object {
-        const val kind = 7
-
-        fun createWarning(originalNote: EventInterface, privateKey: ByteArray, createdAt: Long = Date().time / 1000): ReactionEvent {
-            return create("\u26A0\uFE0F", originalNote, privateKey, createdAt)
-        }
-
-        fun createLike(originalNote: EventInterface, privateKey: ByteArray, createdAt: Long = Date().time / 1000): ReactionEvent {
-            return create("+", originalNote, privateKey, createdAt)
-        }
-
-        fun create(content: String, originalNote: EventInterface, privateKey: ByteArray, createdAt: Long = Date().time / 1000): ReactionEvent {
-            val pubKey = Utils.pubkeyCreate(privateKey).toHexKey()
-
-            var tags = listOf(listOf("e", originalNote.id()), listOf("p", originalNote.pubKey()))
-            if (originalNote is AddressableEvent) {
-                tags = tags + listOf(listOf("a", originalNote.address().toTag()))
-            }
-
-            val id = generateId(pubKey, createdAt, kind, tags, content)
-            val sig = Utils.sign(id, privateKey)
-            return ReactionEvent(id.toHexKey(), pubKey, createdAt, tags, content, sig.toHexKey())
-        }
-    }
-}

app/src/main/java/com/vitorpamplona/amethyst/service/model/zaps/UserZaps.kt

@@ -1,8 +1,8 @@
-package com.vitorpamplona.amethyst.service.model.zaps
+package com.vitorpamplona.quartz.events.zaps
 
 import com.vitorpamplona.amethyst.model.Note
-import com.vitorpamplona.amethyst.service.model.LnZapEventInterface
 import com.vitorpamplona.amethyst.ui.screen.ZapReqResponse
+import com.vitorpamplona.quartz.events.LnZapEventInterface
 
 object UserZaps {
     fun forProfileFeed(zaps: Map<Note, Note?>?): List<ZapReqResponse> {

app/src/main/java/com/vitorpamplona/amethyst/service/nip19/Nip19.kt

@@ -1,172 +0,0 @@
-package com.vitorpamplona.amethyst.service.nip19
-
-import android.util.Log
-import androidx.compose.runtime.Immutable
-import com.vitorpamplona.amethyst.model.hexToByteArray
-import com.vitorpamplona.amethyst.model.toHexKey
-import nostr.postr.Bech32
-import nostr.postr.bechToBytes
-import nostr.postr.toByteArray
-import java.util.regex.Pattern
-
-object Nip19 {
-    enum class Type {
-        USER, NOTE, EVENT, RELAY, ADDRESS
-    }
-
-    val nip19regex = Pattern.compile("(nostr:)?@?(nsec1|npub1|nevent1|naddr1|note1|nprofile1|nrelay1)([qpzry9x8gf2tvdw0s3jn54khce6mua7l]+)([\\S]*)", Pattern.CASE_INSENSITIVE)
-
-    @Immutable
-    data class Return(
-        val type: Type,
-        val hex: String,
-        val relay: String? = null,
-        val author: String? = null,
-        val kind: Int? = null,
-        val additionalChars: String = ""
-    )
-
-    fun uriToRoute(uri: String?): Return? {
-        if (uri == null) return null
-
-        try {
-            val matcher = nip19regex.matcher(uri)
-            if (!matcher.find()) {
-                return null
-            }
-
-            val uriScheme = matcher.group(1) // nostr:
-            val type = matcher.group(2) // npub1
-            val key = matcher.group(3) // bech32
-            val additionalChars = matcher.group(4) // additional chars
-
-            return parseComponents(uriScheme, type, key, additionalChars)
-        } catch (e: Throwable) {
-            Log.e("NIP19 Parser", "Issue trying to Decode NIP19 $uri: ${e.message}", e)
-        }
-
-        return null
-    }
-
-    fun parseComponents(
-        uriScheme: String?,
-        type: String,
-        key: String?,
-        additionalChars: String?
-    ): Return? {
-        return try {
-            val bytes = (type + key).bechToBytes()
-            val parsed = when (type.lowercase()) {
-                "npub1" -> npub(bytes)
-                "note1" -> note(bytes)
-                "nprofile1" -> nprofile(bytes)
-                "nevent1" -> nevent(bytes)
-                "nrelay1" -> nrelay(bytes)
-                "naddr1" -> naddr(bytes)
-                else -> null
-            }
-            parsed?.copy(additionalChars = additionalChars ?: "")
-        } catch (e: Throwable) {
-            Log.w("NIP19 Parser", "Issue trying to Decode NIP19 $key: ${e.message}", e)
-            null
-        }
-    }
-
-    private fun npub(bytes: ByteArray): Return {
-        return Return(Type.USER, bytes.toHexKey())
-    }
-
-    private fun note(bytes: ByteArray): Return {
-        return Return(Type.NOTE, bytes.toHexKey())
-    }
-
-    private fun nprofile(bytes: ByteArray): Return? {
-        val tlv = Tlv.parse(bytes)
-
-        val hex = tlv.get(Tlv.Type.SPECIAL.id)
-            ?.get(0)
-            ?.toHexKey() ?: return null
-
-        val relay = tlv.get(Tlv.Type.RELAY.id)
-            ?.get(0)
-            ?.toString(Charsets.UTF_8)
-
-        return Return(Type.USER, hex, relay)
-    }
-
-    private fun nevent(bytes: ByteArray): Return? {
-        val tlv = Tlv.parse(bytes)
-
-        val hex = tlv.get(Tlv.Type.SPECIAL.id)
-            ?.get(0)
-            ?.toHexKey() ?: return null
-
-        val relay = tlv.get(Tlv.Type.RELAY.id)
-            ?.get(0)
-            ?.toString(Charsets.UTF_8)
-
-        val author = tlv.get(Tlv.Type.AUTHOR.id)
-            ?.get(0)
-            ?.toHexKey()
-
-        val kind = tlv.get(Tlv.Type.KIND.id)
-            ?.get(0)
-            ?.let { Tlv.toInt32(it) }
-
-        return Return(Type.EVENT, hex, relay, author, kind)
-    }
-
-    private fun nrelay(bytes: ByteArray): Return? {
-        val relayUrl = Tlv.parse(bytes)
-            .get(Tlv.Type.SPECIAL.id)
-            ?.get(0)
-            ?.toString(Charsets.UTF_8) ?: return null
-
-        return Return(Type.RELAY, relayUrl)
-    }
-
-    private fun naddr(bytes: ByteArray): Return? {
-        val tlv = Tlv.parse(bytes)
-
-        val d = tlv.get(Tlv.Type.SPECIAL.id)
-            ?.get(0)
-            ?.toString(Charsets.UTF_8) ?: return null
-
-        val relay = tlv.get(Tlv.Type.RELAY.id)
-            ?.get(0)
-            ?.toString(Charsets.UTF_8)
-
-        val author = tlv.get(Tlv.Type.AUTHOR.id)
-            ?.get(0)
-            ?.toHexKey()
-
-        val kind = tlv.get(Tlv.Type.KIND.id)
-            ?.get(0)
-            ?.let { Tlv.toInt32(it) }
-
-        return Return(Type.ADDRESS, "$kind:$author:$d", relay, author, kind)
-    }
-
-    public fun createNEvent(idHex: String, author: String?, kind: Int?, relay: String?): String {
-        val kind = kind?.toByteArray()
-        val author = author?.hexToByteArray()
-        val idHex = idHex.hexToByteArray()
-        val relay = relay?.toByteArray(Charsets.UTF_8)
-
-        var fullArray = byteArrayOf(Tlv.Type.SPECIAL.id, idHex.size.toByte()) + idHex
-
-        if (relay != null) {
-            fullArray = fullArray + byteArrayOf(Tlv.Type.RELAY.id, relay.size.toByte()) + relay
-        }
-
-        if (author != null) {
-            fullArray = fullArray + byteArrayOf(Tlv.Type.AUTHOR.id, author.size.toByte()) + author
-        }
-
-        if (kind != null) {
-            fullArray = fullArray + byteArrayOf(Tlv.Type.KIND.id, kind.size.toByte()) + kind
-        }
-
-        return Bech32.encodeBytes(hrp = "nevent", fullArray, Bech32.Encoding.Bech32)
-    }
-}

app/src/main/java/com/vitorpamplona/amethyst/service/nip19/Tlv.kt

@@ -1,36 +0,0 @@
-package com.vitorpamplona.amethyst.service.nip19
-
-import java.nio.ByteBuffer
-import java.nio.ByteOrder
-
-object Tlv {
-    enum class Type(val id: Byte) {
-        SPECIAL(0),
-        RELAY(1),
-        AUTHOR(2),
-        KIND(3);
-    }
-
-    fun toInt32(bytes: ByteArray): Int {
-        require(bytes.size == 4) { "length must be 4, got: ${bytes.size}" }
-        return ByteBuffer.wrap(bytes, 0, 4).order(ByteOrder.BIG_ENDIAN).int
-    }
-
-    fun parse(data: ByteArray): Map<Byte, List<ByteArray>> {
-        val result = mutableMapOf<Byte, MutableList<ByteArray>>()
-        var rest = data
-        while (rest.isNotEmpty()) {
-            val t = rest[0]
-            val l = rest[1]
-            val v = rest.sliceArray(IntRange(2, (2 + l) - 1))
-            rest = rest.sliceArray(IntRange(2 + l, rest.size - 1))
-            if (v.size < l) continue
-
-            if (!result.containsKey(t)) {
-                result[t] = mutableListOf()
-            }
-            result[t]?.add(v)
-        }
-        return result
-    }
-}

app/src/main/java/com/vitorpamplona/amethyst/service/notifications/EventNotificationConsumer.kt

@@ -5,14 +5,21 @@ import android.content.Context
 import androidx.core.content.ContextCompat
 import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.R
+import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.LocalCache
-import com.vitorpamplona.amethyst.service.model.Event
-import com.vitorpamplona.amethyst.service.model.LnZapEvent
-import com.vitorpamplona.amethyst.service.model.LnZapRequestEvent
-import com.vitorpamplona.amethyst.service.model.PrivateDmEvent
 import com.vitorpamplona.amethyst.service.notifications.NotificationUtils.sendDMNotification
 import com.vitorpamplona.amethyst.service.notifications.NotificationUtils.sendZapNotification
 import com.vitorpamplona.amethyst.ui.note.showAmount
+import com.vitorpamplona.quartz.encoders.toHexKey
+import com.vitorpamplona.quartz.events.ChatMessageEvent
+import com.vitorpamplona.quartz.events.ChatroomKey
+import com.vitorpamplona.quartz.events.Event
+import com.vitorpamplona.quartz.events.GiftWrapEvent
+import com.vitorpamplona.quartz.events.LnZapEvent
+import com.vitorpamplona.quartz.events.LnZapRequestEvent
+import com.vitorpamplona.quartz.events.PrivateDmEvent
+import com.vitorpamplona.quartz.events.SealedGossipEvent
+import kotlinx.collections.immutable.persistentSetOf
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -23,12 +30,74 @@ class EventNotificationConsumer(private val applicationContext: Context) {
         val scope = CoroutineScope(Job() + Dispatchers.IO)
         scope.launch {
             if (LocalCache.notes[event.id] == null) {
-                // adds to database
-                LocalCache.verifyAndConsume(event, null)
+                if (LocalCache.justVerify(event)) {
+                    LocalCache.justConsume(event, null)
 
-                when (event) {
-                    is PrivateDmEvent -> notify(event)
-                    is LnZapEvent -> notify(event)
+                    val manager = notificationManager()
+                    if (manager.areNotificationsEnabled()) {
+                        when (event) {
+                            is PrivateDmEvent -> notify(event)
+                            is LnZapEvent -> notify(event)
+                            is GiftWrapEvent -> unwrapAndNotify(event)
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    fun unwrapAndConsume(event: Event, account: Account): Event? {
+        if (!LocalCache.justVerify(event)) return null
+
+        return when (event) {
+            is GiftWrapEvent -> {
+                val key = account.keyPair.privKey ?: return null
+                event.cachedGift(key)?.let {
+                    unwrapAndConsume(it, account)
+                }
+            }
+            is SealedGossipEvent -> {
+                val key = account.keyPair.privKey ?: return null
+                event.cachedGossip(key)?.let {
+                    // this is not verifiable
+                    LocalCache.justConsume(it, null)
+                    it
+                }
+            }
+            else -> {
+                LocalCache.justConsume(event, null)
+                event
+            }
+        }
+    }
+
+    private fun unwrapAndNotify(giftWrap: GiftWrapEvent) {
+        val giftWrapNote = LocalCache.notes[giftWrap.id] ?: return
+
+        LocalPreferences.allSavedAccounts().forEach {
+            val acc = LocalPreferences.loadFromEncryptedStorage(it.npub)
+
+            if (acc != null && acc.userProfile().pubkeyHex == giftWrap.recipientPubKey()) {
+                val chatEvent = unwrapAndConsume(giftWrap, account = acc)
+
+                if (chatEvent is ChatMessageEvent && acc.keyPair.privKey != null) {
+                    val chatNote = LocalCache.notes[chatEvent.id] ?: return
+                    val chatRoom = chatEvent.chatroomKey(acc.keyPair.pubKey.toHexKey())
+
+                    val followingKeySet = acc.followingKeySet()
+
+                    val isKnownRoom = (
+                        acc.userProfile().privateChatrooms[chatRoom]?.senderIntersects(followingKeySet) == true ||
+                            acc.userProfile().hasSentMessagesTo(chatRoom)
+                        ) && !acc.isAllHidden(chatRoom.users)
+
+                    if (isKnownRoom) {
+                        val content = chatNote.event?.content() ?: ""
+                        val user = chatNote.author?.toBestDisplayName() ?: ""
+                        val userPicture = chatNote.author?.profilePicture()
+                        val noteUri = chatNote.toNEvent()
+                        notificationManager().sendDMNotification(chatEvent.id, content, user, userPicture, noteUri, applicationContext)
+                    }
                 }
             }
         }
@@ -43,19 +112,21 @@ class EventNotificationConsumer(private val applicationContext: Context) {
             if (acc != null && acc.userProfile().pubkeyHex == event.verifiedRecipientPubKey()) {
                 val followingKeySet = acc.followingKeySet()
 
-                val messagingWith = acc.userProfile().privateChatrooms.keys.filter {
+                val knownChatrooms = acc.userProfile().privateChatrooms.keys.filter {
                     (
-                        it.pubkeyHex in followingKeySet || acc.userProfile()
-                            .hasSentMessagesTo(it)
-                        ) && !acc.isHidden(it)
+                        acc.userProfile().privateChatrooms[it]?.senderIntersects(followingKeySet) == true ||
+                            acc.userProfile().hasSentMessagesTo(it)
+                        ) && !acc.isAllHidden(it.users)
                 }.toSet()
 
-                if (note.author in messagingWith) {
-                    val content = acc.decryptContent(note) ?: ""
-                    val user = note.author?.toBestDisplayName() ?: ""
-                    val userPicture = note.author?.profilePicture()
-                    val noteUri = note.toNEvent()
-                    notificationManager().sendDMNotification(event.id, content, user, userPicture, noteUri, applicationContext)
+                note.author?.let {
+                    if (ChatroomKey(persistentSetOf(it.pubkeyHex)) in knownChatrooms) {
+                        val content = acc.decryptContent(note) ?: ""
+                        val user = note.author?.toBestDisplayName() ?: ""
+                        val userPicture = note.author?.profilePicture()
+                        val noteUri = note.toNEvent()
+                        notificationManager().sendDMNotification(event.id, content, user, userPicture, noteUri, applicationContext)
+                    }
                 }
             }
         }
@@ -103,7 +174,7 @@ class EventNotificationConsumer(private val applicationContext: Context) {
         }
     }
 
-    private fun notificationManager(): NotificationManager {
+    fun notificationManager(): NotificationManager {
         return ContextCompat.getSystemService(applicationContext, NotificationManager::class.java) as NotificationManager
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/service/notifications/NotificationUtils.kt

@@ -18,8 +18,10 @@ import com.vitorpamplona.amethyst.ui.MainActivity
 object NotificationUtils {
     private var dmChannel: NotificationChannel? = null
     private var zapChannel: NotificationChannel? = null
+    private const val DM_GROUP_KEY = "com.vitorpamplona.amethyst.DM_NOTIFICATION"
+    private const val ZAP_GROUP_KEY = "com.vitorpamplona.amethyst.ZAP_NOTIFICATION"
 
-    private fun getOrCreateDMChannel(applicationContext: Context): NotificationChannel {
+    fun NotificationManager.getOrCreateDMChannel(applicationContext: Context): NotificationChannel {
         if (dmChannel != null) return dmChannel!!
 
         dmChannel = NotificationChannel(
@@ -39,7 +41,7 @@ object NotificationUtils {
         return dmChannel!!
     }
 
-    private fun getOrCreateZapChannel(applicationContext: Context): NotificationChannel {
+    fun NotificationManager.getOrCreateZapChannel(applicationContext: Context): NotificationChannel {
         if (zapChannel != null) return zapChannel!!
 
         zapChannel = NotificationChannel(
@@ -70,7 +72,7 @@ object NotificationUtils {
         val zapChannel = getOrCreateZapChannel(applicationContext)
         val channelId = applicationContext.getString(R.string.app_notification_zaps_channel_id)
 
-        sendNotification(id, messageBody, messageTitle, pictureUrl, uri, channelId, applicationContext)
+        sendNotification(id, messageBody, messageTitle, pictureUrl, uri, channelId, ZAP_GROUP_KEY, applicationContext)
     }
 
     fun NotificationManager.sendDMNotification(
@@ -84,7 +86,7 @@ object NotificationUtils {
         val dmChannel = getOrCreateDMChannel(applicationContext)
         val channelId = applicationContext.getString(R.string.app_notification_dms_channel_id)
 
-        sendNotification(id, messageBody, messageTitle, pictureUrl, uri, channelId, applicationContext)
+        sendNotification(id, messageBody, messageTitle, pictureUrl, uri, channelId, DM_GROUP_KEY, applicationContext)
     }
 
     fun NotificationManager.sendNotification(
@@ -94,6 +96,7 @@ object NotificationUtils {
         pictureUrl: String?,
         uri: String,
         channelId: String,
+        notificationGroupKey: String,
         applicationContext: Context
     ) {
         if (pictureUrl != null) {
@@ -110,6 +113,7 @@ object NotificationUtils {
                 picture = imageResult.drawable as? BitmapDrawable,
                 uri = uri,
                 channelId,
+                notificationGroupKey,
                 applicationContext = applicationContext
             )
         } else {
@@ -120,6 +124,7 @@ object NotificationUtils {
                 picture = null,
                 uri = uri,
                 channelId,
+                notificationGroupKey,
                 applicationContext = applicationContext
             )
         }
@@ -132,6 +137,7 @@ object NotificationUtils {
         picture: BitmapDrawable?,
         uri: String,
         channelId: String,
+        notificationGroupKey: String,
         applicationContext: Context
     ) {
         val notId = id.hashCode()
@@ -164,7 +170,8 @@ object NotificationUtils {
             .setContentTitle(messageTitle)
             .setContentText(applicationContext.getString(R.string.app_notification_private_message))
             .setLargeIcon(picture?.bitmap)
-            .setGroup(messageTitle)
+            // .setGroup(messageTitle)
+            // .setGroup(notificationGroupKey) //-> Might need a Group summary as well before we activate this
             .setContentIntent(contentPendingIntent)
             .setPriority(NotificationCompat.PRIORITY_HIGH)
             .setAutoCancel(true)
@@ -178,7 +185,8 @@ object NotificationUtils {
             .setContentTitle(messageTitle)
             .setContentText(messageBody)
             .setLargeIcon(picture?.bitmap)
-            .setGroup(messageTitle)
+            // .setGroup(messageTitle)
+            // .setGroup(notificationGroupKey)  //-> Might need a Group summary as well before we activate this
             .setContentIntent(contentPendingIntent)
             .setPublicVersion(builderPublic.build())
             .setPriority(NotificationCompat.PRIORITY_HIGH)

app/src/main/java/com/vitorpamplona/amethyst/service/notifications/RegisterAccounts.kt

@@ -5,7 +5,7 @@ import com.vitorpamplona.amethyst.AccountInfo
 import com.vitorpamplona.amethyst.BuildConfig
 import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.service.HttpClient
-import com.vitorpamplona.amethyst.service.model.RelayAuthEvent
+import com.vitorpamplona.quartz.events.RelayAuthEvent
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -56,7 +56,9 @@ class RegisterAccounts(
 
             val client = HttpClient.getHttpClient()
 
-            client.newCall(request).execute()
+            val isSucess = client.newCall(request).execute().use {
+                it.isSuccessful
+            }
         } catch (e: java.lang.Exception) {
             Log.e("FirebaseMsgService", "Unable to register with push server", e)
         }

app/src/main/java/com/vitorpamplona/amethyst/service/previews/BahaUrlPreview.kt

@@ -1,25 +1,21 @@
 package com.vitorpamplona.amethyst.service.previews
 
 import android.net.Uri
-import com.vitorpamplona.amethyst.service.checkNotInMainThread
 import kotlinx.coroutines.*
 import java.util.*
 
 class BahaUrlPreview(val url: String, var callback: IUrlPreviewCallback?) {
-    val scope = CoroutineScope(Job() + Dispatchers.IO)
     private val imageExtensionArray = arrayOf(".gif", ".png", ".jpg", ".jpeg", ".bmp", ".webp")
 
-    fun fetchUrlPreview(timeOut: Int = 30000) {
-        val exceptionHandler = CoroutineExceptionHandler { coroutineContext, throwable ->
-            callback?.onFailed(throwable)
-        }
-        scope.launch(exceptionHandler) {
+    suspend fun fetchUrlPreview(timeOut: Int = 30000) = withContext(Dispatchers.IO) {
+        try {
             fetch(timeOut)
+        } catch (t: Throwable) {
+            callback?.onFailed(t)
         }
     }
 
     private suspend fun fetch(timeOut: Int = 30000) {
-        checkNotInMainThread()
         lateinit var urlInfoItem: UrlInfoItem
         if (checkIsImageUrl()) {
             urlInfoItem = UrlInfoItem(url = url, image = url)
@@ -43,7 +39,6 @@ class BahaUrlPreview(val url: String, var callback: IUrlPreviewCallback?) {
     }
 
     fun cleanUp() {
-        scope.cancel()
         callback = null
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/service/previews/IUrlPreviewCallback.kt

@@ -1,6 +1,6 @@
 package com.vitorpamplona.amethyst.service.previews
 
 interface IUrlPreviewCallback {
-    fun onComplete(urlInfo: UrlInfoItem)
-    fun onFailed(throwable: Throwable)
+    suspend fun onComplete(urlInfo: UrlInfoItem)
+    suspend fun onFailed(throwable: Throwable)
 }

app/src/main/java/com/vitorpamplona/amethyst/service/previews/UrlPreviewUtils.kt

@@ -3,6 +3,7 @@ package com.vitorpamplona.amethyst.service.previews
 import com.vitorpamplona.amethyst.service.HttpClient
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import okhttp3.Request
 import org.jsoup.Jsoup
 import org.jsoup.nodes.Document
 
@@ -61,10 +62,12 @@ private const val CONTENT = "content"
 
 suspend fun getDocument(url: String, timeOut: Int = 30000): Document =
     withContext(Dispatchers.IO) {
-        return@withContext Jsoup.connect(url)
-            .proxy(HttpClient.getProxy())
-            .timeout(timeOut)
-            .get()
+        val request: Request = Request.Builder().url(url).get().build()
+        val html = HttpClient.getHttpClient().newCall(request).execute().use {
+            it.body.string()
+        }
+
+        Jsoup.parse(html)
     }
 
 suspend fun parseHtml(url: String, document: Document): UrlInfoItem =

app/src/main/java/com/vitorpamplona/amethyst/service/relays/Client.kt

@@ -2,8 +2,8 @@ package com.vitorpamplona.amethyst.service.relays
 
 import com.vitorpamplona.amethyst.service.HttpClient
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
-import com.vitorpamplona.amethyst.service.model.Event
-import com.vitorpamplona.amethyst.service.model.EventInterface
+import com.vitorpamplona.quartz.events.Event
+import com.vitorpamplona.quartz.events.EventInterface
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.GlobalScope
@@ -17,16 +17,6 @@ import java.util.UUID
  * Events are stored with their respective persona.
  */
 object Client : RelayPool.Listener {
-    /**
-     * Lenient mode:
-     *
-     * true: For maximum compatibility. If you want to play ball with sloppy counterparts, use
-     *       this.
-     * false: For developers who want to make protocol compliant counterparts. If your software
-     *        produces events that fail to deserialize in strict mode, you should probably fix
-     *        something.
-     **/
-    var lenient: Boolean = false
     private var listeners = setOf<Listener>()
     private var relays = Constants.convertDefaultRelays()
     private var subscriptions = mapOf<String, List<TypedFilter>>()
@@ -73,10 +63,18 @@ object Client : RelayPool.Listener {
         RelayPool.sendFilterOnlyIfDisconnected()
     }
 
-    fun send(signedEvent: EventInterface, relay: String? = null, feedTypes: Set<FeedType>? = null, onDone: (() -> Unit)? = null) {
+    fun send(
+        signedEvent: EventInterface,
+        relay: String? = null,
+        feedTypes: Set<FeedType>? = null,
+        relayList: List<Relay>? = null,
+        onDone: (() -> Unit)? = null
+    ) {
         checkNotInMainThread()
 
-        if (relay == null) {
+        if (relayList != null) {
+            RelayPool.sendToSelectedRelays(relayList, signedEvent)
+        } else if (relay == null) {
             RelayPool.send(signedEvent)
         } else {
             val useConnectedRelayIfPresent = RelayPool.getRelays(relay)
@@ -104,7 +102,7 @@ object Client : RelayPool.Listener {
         val relay = Relay(url, true, true, feedTypes ?: emptySet(), HttpClient.getProxy())
         RelayPool.addRelay(relay)
 
-        relay.requestAndWatch {
+        relay.connectAndRun {
             allSubscriptions().forEach {
                 relay.sendFilter(requestId = it)
             }
@@ -170,6 +168,7 @@ object Client : RelayPool.Listener {
         }
     }
 
+    @OptIn(DelicateCoroutinesApi::class)
     override fun onAuth(relay: Relay, challenge: String) {
         // Releases the Web thread for the new payload.
         // May need to add a processing queue if processing new events become too costly.

app/src/main/java/com/vitorpamplona/amethyst/service/relays/JsonFilter.kt

@@ -1,9 +1,6 @@
 package com.vitorpamplona.amethyst.service.relays
 
-import com.google.gson.Gson
-import com.google.gson.GsonBuilder
-import com.google.gson.JsonArray
-import com.google.gson.JsonObject
+import com.vitorpamplona.quartz.events.Event
 
 class JsonFilter(
     val ids: List<String>? = null,
@@ -15,51 +12,64 @@ class JsonFilter(
     val limit: Int? = null,
     val search: String? = null
 ) {
+
     fun toJson(forRelay: String? = null): String {
-        val jsonObject = JsonObject()
-        ids?.run {
-            jsonObject.add("ids", JsonArray().apply { ids.forEach { add(it) } })
-        }
-        authors?.run {
-            jsonObject.add("authors", JsonArray().apply { authors.forEach { add(it) } })
-        }
-        kinds?.run {
-            jsonObject.add("kinds", JsonArray().apply { kinds.forEach { add(it) } })
-        }
-        tags?.run {
-            entries.forEach { kv ->
-                jsonObject.add("#${kv.key}", JsonArray().apply { kv.value.forEach { add(it) } })
+        val factory = Event.mapper.nodeFactory
+        val filter = factory.objectNode().apply {
+            ids?.run {
+                put(
+                    "ids",
+                    factory.arrayNode(ids.size).apply {
+                        ids.forEach { add(it) }
+                    }
+                )
             }
-        }
-        since?.run {
-            if (!isEmpty()) {
-                if (forRelay != null) {
-                    val relaySince = get(forRelay)
-                    if (relaySince != null) {
-                        jsonObject.addProperty("since", relaySince.time)
+            authors?.run {
+                put(
+                    "authors",
+                    factory.arrayNode(authors.size).apply {
+                        authors.forEach { add(it) }
                     }
-                } else {
-                    val jsonObjectSince = JsonObject()
-                    entries.forEach { sincePairs ->
-                        jsonObjectSince.addProperty(sincePairs.key, "${sincePairs.value}")
+                )
+            }
+            kinds?.run {
+                put(
+                    "kinds",
+                    factory.arrayNode(kinds.size).apply {
+                        kinds.forEach { add(it) }
                     }
-                    jsonObject.add("since", jsonObjectSince)
+                )
+            }
+            tags?.run {
+                entries.forEach { kv ->
+                    put(
+                        "#${kv.key}",
+                        factory.arrayNode(kv.value.size).apply {
+                            kv.value.forEach { add(it) }
+                        }
+                    )
                 }
             }
+            since?.run {
+                if (!isEmpty()) {
+                    if (forRelay != null) {
+                        val relaySince = get(forRelay)
+                        if (relaySince != null) {
+                            put("since", relaySince.time)
+                        }
+                    } else {
+                        val jsonObjectSince = factory.objectNode()
+                        entries.forEach { sincePairs ->
+                            put(sincePairs.key, "${sincePairs.value}")
+                        }
+                        put("since", jsonObjectSince)
+                    }
+                }
+            }
+            until?.run { put("until", until) }
+            limit?.run { put("limit", limit) }
+            search?.run { put("search", search) }
         }
-        until?.run {
-            jsonObject.addProperty("until", until)
-        }
-        limit?.run {
-            jsonObject.addProperty("limit", limit)
-        }
-        search?.run {
-            jsonObject.addProperty("search", search)
-        }
-        return gson.toJson(jsonObject)
-    }
-
-    companion object {
-        val gson: Gson = GsonBuilder().create()
+        return Event.mapper.writeValueAsString(filter)
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/service/relays/Relay.kt

@@ -1,12 +1,13 @@
 package com.vitorpamplona.amethyst.service.relays
 
 import android.util.Log
-import com.google.gson.JsonElement
 import com.vitorpamplona.amethyst.BuildConfig
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
-import com.vitorpamplona.amethyst.service.model.Event
-import com.vitorpamplona.amethyst.service.model.EventInterface
-import com.vitorpamplona.amethyst.service.model.RelayAuthEvent
+import com.vitorpamplona.quartz.events.Event
+import com.vitorpamplona.quartz.events.EventInterface
+import com.vitorpamplona.quartz.events.RelayAuthEvent
+import com.vitorpamplona.quartz.events.bytesUsedInMemory
+import com.vitorpamplona.quartz.utils.TimeUtils
 import okhttp3.OkHttpClient
 import okhttp3.Request
 import okhttp3.Response
@@ -14,7 +15,7 @@ import okhttp3.WebSocket
 import okhttp3.WebSocketListener
 import java.net.Proxy
 import java.time.Duration
-import java.util.Date
+import java.util.concurrent.atomic.AtomicBoolean
 
 enum class FeedType {
     FOLLOWS, PUBLIC_CHATS, PRIVATE_DMS, GLOBAL, SEARCH, WALLET_CONNECT
@@ -29,14 +30,16 @@ class Relay(
     var activeTypes: Set<FeedType> = FeedType.values().toSet(),
     proxy: Proxy?
 ) {
-    val seconds = if (proxy != null) 20L else 10L
-    val duration = Duration.ofSeconds(seconds)
+    companion object {
+        // waits 3 minutes to reconnect once things fail
+        const val RECONNECTING_IN_SECONDS = 60 * 3
+    }
 
     private val httpClient = OkHttpClient.Builder()
         .proxy(proxy)
-        .readTimeout(duration)
-        .connectTimeout(duration)
-        .writeTimeout(duration)
+        .readTimeout(Duration.ofSeconds(if (proxy != null) 20L else 10L))
+        .connectTimeout(Duration.ofSeconds(if (proxy != null) 20L else 10L))
+        .writeTimeout(Duration.ofSeconds(if (proxy != null) 20L else 10L))
         .followRedirects(true)
         .followSslRedirects(true)
         .build()
@@ -50,9 +53,9 @@ class Relay(
 
     var spamCounter = 0
     var errorCounter = 0
-    var ping: Long? = null
+    var pingInMs: Long? = null
 
-    var closingTime = 0L
+    var closingTimeInSeconds = 0L
 
     var afterEOSE = false
 
@@ -68,10 +71,8 @@ class Relay(
         return socket != null
     }
 
-    @Synchronized
-    fun requestAndWatch() {
-        checkNotInMainThread()
-        requestAndWatch {
+    fun connect() {
+        connectAndRun {
             checkNotInMainThread()
 
             // Sends everything.
@@ -81,9 +82,16 @@ class Relay(
         }
     }
 
-    @Synchronized
-    fun requestAndWatch(onConnected: (Relay) -> Unit) {
+    private var connectingBlock = AtomicBoolean()
+
+    fun connectAndRun(onConnected: (Relay) -> Unit) {
+        // If there is a connection, don't wait.
+        if (connectingBlock.getAndSet(true)) {
+            return
+        }
+
         checkNotInMainThread()
+
         if (socket != null) return
 
         try {
@@ -91,132 +99,143 @@ class Relay(
                 .header("User-Agent", "Amethyst/${BuildConfig.VERSION_NAME}")
                 .url(url.trim())
                 .build()
-            val listener = object : WebSocketListener() {
 
-                override fun onOpen(webSocket: WebSocket, response: Response) {
-                    checkNotInMainThread()
+            socket = httpClient.newWebSocket(request, RelayListener(onConnected))
+        } catch (e: Exception) {
+            errorCounter++
+            markConnectionAsClosed()
+            Log.e("Relay", "Relay Invalid $url")
+            e.printStackTrace()
+        } finally {
+            connectingBlock.set(false)
+        }
+    }
 
-                    afterEOSE = false
-                    isReady = true
-                    ping = response.receivedResponseAtMillis - response.sentRequestAtMillis
-                    // Log.w("Relay", "Relay OnOpen, Loading All subscriptions $url")
-                    onConnected(this@Relay)
+    inner class RelayListener(val onConnected: (Relay) -> Unit) : WebSocketListener() {
+        override fun onOpen(webSocket: WebSocket, response: Response) {
+            checkNotInMainThread()
 
-                    listeners.forEach { it.onRelayStateChange(this@Relay, Type.CONNECT, null) }
+            markConnectionAsReady(response.receivedResponseAtMillis - response.sentRequestAtMillis)
+
+            // Log.w("Relay", "Relay OnOpen, Loading All subscriptions $url")
+            onConnected(this@Relay)
+
+            listeners.forEach { it.onRelayStateChange(this@Relay, Type.CONNECT, null) }
+        }
+
+        override fun onMessage(webSocket: WebSocket, text: String) {
+            checkNotInMainThread()
+
+            eventDownloadCounterInBytes += text.bytesUsedInMemory()
+
+            try {
+                processNewRelayMessage(text)
+            } catch (t: Throwable) {
+                t.printStackTrace()
+                text.chunked(2000) { chunked ->
+                    listeners.forEach { it.onError(this@Relay, "", Error("Problem with $chunked")) }
                 }
+            }
+        }
 
-                override fun onMessage(webSocket: WebSocket, text: String) {
-                    checkNotInMainThread()
+        override fun onClosing(webSocket: WebSocket, code: Int, reason: String) {
+            checkNotInMainThread()
 
-                    eventDownloadCounterInBytes += text.bytesUsedInMemory()
+            listeners.forEach {
+                it.onRelayStateChange(
+                    this@Relay,
+                    Type.DISCONNECTING,
+                    null
+                )
+            }
+        }
 
-                    try {
-                        val msg = Event.gson.fromJson(text, JsonElement::class.java).asJsonArray
-                        val type = msg[0].asString
-                        val channel = msg[1].asString
+        override fun onClosed(webSocket: WebSocket, code: Int, reason: String) {
+            checkNotInMainThread()
 
-                        when (type) {
-                            "EVENT" -> {
-                                val event = Event.fromJson(msg[2], Client.lenient)
+            markConnectionAsClosed()
 
-                                // Log.w("Relay", "Relay onEVENT $url, $channel")
-                                listeners.forEach {
-                                    it.onEvent(this@Relay, channel, event)
-                                    if (afterEOSE) {
-                                        it.onRelayStateChange(this@Relay, Type.EOSE, channel)
-                                    }
-                                }
-                            }
-                            "EOSE" -> listeners.forEach {
-                                afterEOSE = true
-                                // Log.w("Relay", "Relay onEOSE $url, $channel")
-                                it.onRelayStateChange(this@Relay, Type.EOSE, channel)
-                            }
-                            "NOTICE" -> listeners.forEach {
-                                Log.w("Relay", "Relay onNotice $url, $channel")
-                                it.onError(this@Relay, channel, Error("Relay sent notice: " + channel))
-                            }
-                            "OK" -> listeners.forEach {
-                                Log.w("Relay", "Relay on OK $url, ${msg[1].asString}, ${msg[2].asBoolean}, ${msg[3].asString}")
-                                it.onSendResponse(this@Relay, msg[1].asString, msg[2].asBoolean, msg[3].asString)
-                            }
-                            "AUTH" -> listeners.forEach {
-                                // Log.w("Relay", "Relay$url, ${msg[1].asString}")
-                                it.onAuth(this@Relay, msg[1].asString)
-                            }
-                            else -> listeners.forEach {
-                                // Log.w("Relay", "Relay something else $url, $channel")
-                                it.onError(
-                                    this@Relay,
-                                    channel,
-                                    Error("Unknown type $type on channel $channel. Msg was $text")
-                                )
-                            }
-                        }
-                    } catch (t: Throwable) {
-                        t.printStackTrace()
-                        text.chunked(2000) { chunked ->
-                            listeners.forEach { it.onError(this@Relay, "", Error("Problem with $chunked")) }
-                        }
-                    }
-                }
+            listeners.forEach { it.onRelayStateChange(this@Relay, Type.DISCONNECT, null) }
+        }
 
-                override fun onClosing(webSocket: WebSocket, code: Int, reason: String) {
-                    checkNotInMainThread()
+        override fun onFailure(webSocket: WebSocket, t: Throwable, response: Response?) {
+            checkNotInMainThread()
 
-                    listeners.forEach {
-                        it.onRelayStateChange(
-                            this@Relay,
-                            Type.DISCONNECTING,
-                            null
-                        )
-                    }
-                }
+            errorCounter++
 
-                override fun onClosed(webSocket: WebSocket, code: Int, reason: String) {
-                    checkNotInMainThread()
+            socket?.close(1000, "Normal close")
+            // Failures disconnect the relay.
+            markConnectionAsClosed()
 
-                    socket = null
-                    isReady = false
-                    afterEOSE = false
-                    closingTime = Date().time / 1000
-                    listeners.forEach { it.onRelayStateChange(this@Relay, Type.DISCONNECT, null) }
-                }
+            Log.w("Relay", "Relay onFailure $url, ${response?.message} $response")
+            t.printStackTrace()
+            listeners.forEach {
+                it.onError(this@Relay, "", Error("WebSocket Failure. Response: $response. Exception: ${t.message}", t))
+            }
+        }
+    }
 
-                override fun onFailure(webSocket: WebSocket, t: Throwable, response: Response?) {
-                    checkNotInMainThread()
+    fun markConnectionAsReady(pingInMs: Long) {
+        this.afterEOSE = false
+        this.isReady = true
+        this.pingInMs = pingInMs
+    }
 
-                    errorCounter++
+    fun markConnectionAsClosed() {
+        this.socket = null
+        this.isReady = false
+        this.afterEOSE = false
+        this.closingTimeInSeconds = TimeUtils.now()
+    }
 
-                    socket?.close(1000, "Normal close")
-                    // Failures disconnect the relay.
-                    socket = null
-                    isReady = false
-                    afterEOSE = false
-                    closingTime = Date().time / 1000
+    fun processNewRelayMessage(newMessage: String) {
+        val msgArray = Event.mapper.readTree(newMessage)
+        val type = msgArray.get(0).asText()
+        val channel = msgArray.get(1).asText()
 
-                    Log.w("Relay", "Relay onFailure $url, ${response?.message} $response")
-                    t.printStackTrace()
-                    listeners.forEach {
-                        it.onError(this@Relay, "", Error("WebSocket Failure. Response: $response. Exception: ${t.message}", t))
+        when (type) {
+            "EVENT" -> {
+                val event = Event.fromJson(msgArray.get(2))
+
+                // Log.w("Relay", "Relay onEVENT $url, $channel")
+                listeners.forEach {
+                    it.onEvent(this@Relay, channel, event)
+                    if (afterEOSE) {
+                        it.onRelayStateChange(this@Relay, Type.EOSE, channel)
                     }
                 }
             }
-
-            socket = httpClient.newWebSocket(request, listener)
-        } catch (e: Exception) {
-            errorCounter++
-            isReady = false
-            afterEOSE = false
-            closingTime = Date().time / 1000
-            Log.e("Relay", "Relay Invalid $url")
-            e.printStackTrace()
+            "EOSE" -> listeners.forEach {
+                afterEOSE = true
+                // Log.w("Relay", "Relay onEOSE $url, $channel")
+                it.onRelayStateChange(this@Relay, Type.EOSE, channel)
+            }
+            "NOTICE" -> listeners.forEach {
+                Log.w("Relay", "Relay onNotice $url, $channel")
+                it.onError(this@Relay, channel, Error("Relay sent notice: " + channel))
+            }
+            "OK" -> listeners.forEach {
+                Log.w("Relay", "Relay on OK $url, ${msgArray[1].asText()}, ${msgArray[2].asBoolean()}, ${msgArray[3].asText()}")
+                it.onSendResponse(this@Relay, msgArray[1].asText(), msgArray[2].asBoolean(), msgArray[3].asText())
+            }
+            "AUTH" -> listeners.forEach {
+                // Log.w("Relay", "Relay$url, ${msg[1].asString}")
+                it.onAuth(this@Relay, msgArray[1].asText())
+            }
+            else -> listeners.forEach {
+                // Log.w("Relay", "Relay something else $url, $channel")
+                it.onError(
+                    this@Relay,
+                    channel,
+                    Error("Unknown type $type on channel $channel. Msg was $newMessage")
+                )
+            }
         }
     }
 
     fun disconnect() {
         // httpClient.dispatcher.executorService.shutdown()
-        closingTime = Date().time / 1000
+        closingTimeInSeconds = TimeUtils.now()
         socket?.close(1000, "Normal close")
         socket = null
         isReady = false
@@ -241,9 +260,9 @@ class Relay(
                 }
             } else {
                 // waits 60 seconds to reconnect after disconnected.
-                if (Date().time / 1000 > closingTime + 60) {
+                if (TimeUtils.now() > closingTimeInSeconds + RECONNECTING_IN_SECONDS) {
                     // sends all filters after connection is successful.
-                    requestAndWatch()
+                    connect()
                 }
             }
         }
@@ -254,9 +273,9 @@ class Relay(
 
         if (socket == null) {
             // waits 60 seconds to reconnect after disconnected.
-            if (Date().time / 1000 > closingTime + 60) {
+            if (TimeUtils.now() > closingTimeInSeconds + RECONNECTING_IN_SECONDS) {
                 // println("sendfilter Only if Disconnected ${url} ")
-                requestAndWatch()
+                connect()
             }
         }
     }
@@ -324,7 +343,3 @@ class Relay(
         fun onRelayStateChange(relay: Relay, type: Type, channel: String?)
     }
 }
-
-fun String.bytesUsedInMemory(): Int {
-    return (8 * ((((this.length) * 2) + 45) / 8))
-}

app/src/main/java/com/vitorpamplona/amethyst/service/relays/RelayPool.kt

@@ -2,8 +2,8 @@ package com.vitorpamplona.amethyst.service.relays
 
 import androidx.lifecycle.LiveData
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
-import com.vitorpamplona.amethyst.service.model.Event
-import com.vitorpamplona.amethyst.service.model.EventInterface
+import com.vitorpamplona.quartz.events.Event
+import com.vitorpamplona.quartz.events.EventInterface
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -24,7 +24,7 @@ object RelayPool : Relay.Listener {
     }
 
     fun connectedRelays(): Int {
-        return relays.filter { it.isConnected() }.size
+        return relays.count { it.isConnected() }
     }
 
     fun getRelay(url: String): Relay? {
@@ -51,7 +51,7 @@ object RelayPool : Relay.Listener {
     fun requestAndWatch() {
         checkNotInMainThread()
 
-        relays.forEach { it.requestAndWatch() }
+        relays.forEach { it.connect() }
     }
 
     fun sendFilter(subscriptionId: String) {
@@ -62,6 +62,12 @@ object RelayPool : Relay.Listener {
         relays.forEach { it.sendFilterOnlyIfDisconnected() }
     }
 
+    fun sendToSelectedRelays(list: List<Relay>, signedEvent: EventInterface) {
+        list.forEach { relay ->
+            relays.filter { it.url == relay.url }.forEach { it.send(signedEvent) }
+        }
+    }
+
     fun send(signedEvent: EventInterface) {
         relays.forEach { it.send(signedEvent) }
     }

app/src/main/java/com/vitorpamplona/amethyst/service/relays/Subscription.kt

@@ -1,8 +1,7 @@
 package com.vitorpamplona.amethyst.service.relays
 
-import com.google.gson.GsonBuilder
-import com.google.gson.JsonArray
-import com.google.gson.JsonObject
+import com.fasterxml.jackson.databind.JsonNode
+import com.vitorpamplona.quartz.events.Event
 import java.util.UUID
 
 data class Subscription(
@@ -16,15 +15,24 @@ data class Subscription(
     }
 
     fun toJson(): String {
-        return GsonBuilder().create().toJson(toJsonObject())
+        return Event.mapper.writeValueAsString(toJsonObject())
     }
 
-    fun toJsonObject(): JsonObject {
-        val jsonObject = JsonObject()
-        jsonObject.addProperty("id", id)
-        typedFilters?.run {
-            jsonObject.add("typedFilters", JsonArray().apply { typedFilters?.forEach { add(it.toJsonObject()) } })
+    fun toJsonObject(): JsonNode {
+        val factory = Event.mapper.nodeFactory
+
+        return factory.objectNode().apply {
+            put("id", id)
+            typedFilters?.also { filters ->
+                put(
+                    "typedFilters",
+                    factory.arrayNode(filters.size).apply {
+                        filters.forEach { filter ->
+                            add(filter.toJsonObject())
+                        }
+                    }
+                )
+            }
         }
-        return jsonObject
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/service/relays/TypedFilter.kt

@@ -1,8 +1,8 @@
 package com.vitorpamplona.amethyst.service.relays
 
-import com.google.gson.GsonBuilder
-import com.google.gson.JsonArray
-import com.google.gson.JsonObject
+import com.fasterxml.jackson.databind.JsonNode
+import com.fasterxml.jackson.databind.node.ArrayNode
+import com.vitorpamplona.quartz.events.Event
 
 class TypedFilter(
     val types: Set<FeedType>,
@@ -10,54 +10,74 @@ class TypedFilter(
 ) {
 
     fun toJson(): String {
-        return GsonBuilder().create().toJson(toJsonObject())
+        return Event.mapper.writeValueAsString(toJsonObject())
     }
 
-    fun toJsonObject(): JsonObject {
-        val jsonObject = JsonObject()
-        jsonObject.add("types", typesToJson(types))
-        jsonObject.add("filter", filterToJson(filter))
-        return jsonObject
+    fun toJsonObject(): JsonNode {
+        val factory = Event.mapper.nodeFactory
+
+        return factory.objectNode().apply {
+            put("types", typesToJson(types))
+            put("filter", filterToJson(filter))
+        }
     }
 
-    fun typesToJson(types: Set<FeedType>): JsonArray {
-        return JsonArray().apply { types.forEach { add(it.name.lowercase()) } }
+    fun typesToJson(types: Set<FeedType>): ArrayNode {
+        val factory = Event.mapper.nodeFactory
+        return factory.arrayNode(types.size).apply {
+            types.forEach { add(it.name.lowercase()) }
+        }
     }
 
-    fun filterToJson(filter: JsonFilter): JsonObject {
-        val jsonObject = JsonObject()
-        filter.ids?.run {
-            jsonObject.add("ids", JsonArray().apply { filter.ids.forEach { add(it) } })
-        }
-        filter.authors?.run {
-            jsonObject.add("authors", JsonArray().apply { filter.authors.forEach { add(it) } })
-        }
-        filter.kinds?.run {
-            jsonObject.add("kinds", JsonArray().apply { filter.kinds.forEach { add(it) } })
-        }
-        filter.tags?.run {
-            entries.forEach { kv ->
-                jsonObject.add("#${kv.key}", JsonArray().apply { kv.value.forEach { add(it) } })
+    fun filterToJson(filter: JsonFilter): JsonNode {
+        val factory = Event.mapper.nodeFactory
+        return factory.objectNode().apply {
+            filter.ids?.run {
+                put(
+                    "ids",
+                    factory.arrayNode(filter.ids.size).apply {
+                        filter.ids.forEach { add(it) }
+                    }
+                )
             }
-        }
-        /*
-        Does not include since in the json comparison
-        filter.since?.run {
-            val jsonObjectSince = JsonObject()
-            entries.forEach { sincePairs ->
-                jsonObjectSince.addProperty(sincePairs.key, "${sincePairs.value}")
+            filter.authors?.run {
+                put(
+                    "authors",
+                    factory.arrayNode(filter.authors.size).apply {
+                        filter.authors.forEach { add(it) }
+                    }
+                )
             }
-            jsonObject.add("since", jsonObjectSince)
-        }*/
-        filter.until?.run {
-            jsonObject.addProperty("until", filter.until)
+            filter.kinds?.run {
+                put(
+                    "kinds",
+                    factory.arrayNode(filter.kinds.size).apply {
+                        filter.kinds.forEach { add(it) }
+                    }
+                )
+            }
+            filter.tags?.run {
+                entries.forEach { kv ->
+                    put(
+                        "#${kv.key}",
+                        factory.arrayNode(kv.value.size).apply {
+                            kv.value.forEach { add(it) }
+                        }
+                    )
+                }
+            }
+            /*
+            Does not include since in the json comparison
+            filter.since?.run {
+                val jsonObjectSince = JsonObject()
+                entries.forEach { sincePairs ->
+                    jsonObjectSince.addProperty(sincePairs.key, "${sincePairs.value}")
+                }
+                jsonObject.add("since", jsonObjectSince)
+            }*/
+            filter.until?.run { put("until", filter.until) }
+            filter.limit?.run { put("limit", filter.limit) }
+            filter.search?.run { put("search", filter.search) }
         }
-        filter.limit?.run {
-            jsonObject.addProperty("limit", filter.limit)
-        }
-        filter.search?.run {
-            jsonObject.addProperty("search", filter.search)
-        }
-        return jsonObject
     }
 }

app/src/main/java/com/vitorpamplona/amethyst/ui/MainActivity.kt

@@ -6,31 +6,40 @@ import android.net.ConnectivityManager
 import android.net.Network
 import android.net.NetworkCapabilities
 import android.net.NetworkRequest
+import android.os.Build
 import android.os.Bundle
 import android.util.Log
 import androidx.activity.compose.setContent
 import androidx.activity.result.contract.ActivityResultContracts
+import androidx.annotation.RequiresApi
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.app.AppCompatDelegate
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.Surface
 import androidx.compose.ui.Modifier
-import androidx.fragment.app.FragmentActivity
+import androidx.core.os.LocaleListCompat
 import androidx.lifecycle.viewmodel.compose.viewModel
 import com.vitorpamplona.amethyst.LocalPreferences
 import com.vitorpamplona.amethyst.ServiceManager
-import com.vitorpamplona.amethyst.service.model.ChannelCreateEvent
-import com.vitorpamplona.amethyst.service.model.ChannelMessageEvent
-import com.vitorpamplona.amethyst.service.model.ChannelMetadataEvent
-import com.vitorpamplona.amethyst.service.model.PrivateDmEvent
-import com.vitorpamplona.amethyst.service.nip19.Nip19
+import com.vitorpamplona.amethyst.service.connectivitystatus.ConnectivityStatus
 import com.vitorpamplona.amethyst.service.notifications.PushNotificationUtils
-import com.vitorpamplona.amethyst.service.relays.Client
 import com.vitorpamplona.amethyst.ui.components.DefaultMutedSetting
+import com.vitorpamplona.amethyst.ui.components.keepPlayingMutex
 import com.vitorpamplona.amethyst.ui.navigation.Route
+import com.vitorpamplona.amethyst.ui.navigation.debugState
 import com.vitorpamplona.amethyst.ui.note.Nip47
 import com.vitorpamplona.amethyst.ui.screen.AccountScreen
 import com.vitorpamplona.amethyst.ui.screen.AccountStateViewModel
+import com.vitorpamplona.amethyst.ui.screen.ThemeViewModel
 import com.vitorpamplona.amethyst.ui.theme.AmethystTheme
+import com.vitorpamplona.quartz.encoders.Nip19
+import com.vitorpamplona.quartz.events.ChannelCreateEvent
+import com.vitorpamplona.quartz.events.ChannelMessageEvent
+import com.vitorpamplona.quartz.events.ChannelMetadataEvent
+import com.vitorpamplona.quartz.events.CommunityDefinitionEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesEvent
+import com.vitorpamplona.quartz.events.PrivateDmEvent
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.GlobalScope
@@ -38,26 +47,30 @@ import kotlinx.coroutines.launch
 import java.net.URLEncoder
 import java.nio.charset.StandardCharsets
 
-class MainActivity : FragmentActivity() {
-
+class MainActivity : AppCompatActivity() {
+    @RequiresApi(Build.VERSION_CODES.R)
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
-        val uri = intent?.data?.toString()
-
-        val startingPage = uriToRoute(uri)
-
         LocalPreferences.migrateSingleUserPrefs()
+        val language = LocalPreferences.getPreferredLanguage()
+        if (language.isNotBlank()) {
+            val appLocale: LocaleListCompat = LocaleListCompat.forLanguageTags(language)
+            AppCompatDelegate.setApplicationLocales(appLocale)
+        }
 
         setContent {
-            AmethystTheme {
+            val themeViewModel: ThemeViewModel = viewModel()
+
+            themeViewModel.onChange(LocalPreferences.getTheme())
+            AmethystTheme(themeViewModel) {
                 // A surface container using the 'background' color from the theme
                 Surface(modifier = Modifier.fillMaxSize(), color = MaterialTheme.colors.background) {
                     val accountStateViewModel: AccountStateViewModel = viewModel {
                         AccountStateViewModel(this@MainActivity)
                     }
 
-                    AccountScreen(accountStateViewModel, startingPage)
+                    AccountScreen(accountStateViewModel, themeViewModel)
                 }
             }
         }
@@ -70,13 +83,12 @@ class MainActivity : FragmentActivity() {
 
         val connectivityManager = getSystemService(ConnectivityManager::class.java) as ConnectivityManager
         connectivityManager.requestNetwork(networkRequest, networkCallback)
-
-        Client.lenient = true
     }
 
     @OptIn(DelicateCoroutinesApi::class)
     override fun onResume() {
         super.onResume()
+
         // starts muted every time
         DefaultMutedSetting.value = true
 
@@ -89,15 +101,26 @@ class MainActivity : FragmentActivity() {
     }
 
     override fun onPause() {
-        ServiceManager.pause()
+        // if (BuildConfig.DEBUG) {
+        debugState(this)
+        // }
 
+        ServiceManager.pause()
         super.onPause()
     }
 
+    override fun onDestroy() {
+        super.onDestroy()
+        keepPlayingMutex?.stop()
+        keepPlayingMutex?.release()
+        keepPlayingMutex = null
+    }
+
     /**
      * Release memory when the UI becomes hidden or when system resources become low.
      * @param level the memory-related event that was raised.
      */
+    @OptIn(DelicateCoroutinesApi::class)
     override fun onTrimMemory(level: Int) {
         super.onTrimMemory(level)
         println("Trim Memory $level")
@@ -106,6 +129,7 @@ class MainActivity : FragmentActivity() {
         }
     }
 
+    @OptIn(DelicateCoroutinesApi::class)
     private val networkCallback = object : ConnectivityManager.NetworkCallback() {
         // network is available for use
         override fun onAvailable(network: Network) {
@@ -124,6 +148,17 @@ class MainActivity : FragmentActivity() {
             networkCapabilities: NetworkCapabilities
         ) {
             super.onCapabilitiesChanged(network, networkCapabilities)
+
+            GlobalScope.launch(Dispatchers.IO) {
+                val hasMobileData = networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR)
+                val hasWifi = networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI)
+                Log.d("NETWORKCALLBACK", "onCapabilitiesChanged: hasMobileData $hasMobileData")
+                Log.d("NETWORKCALLBACK", "onCapabilitiesChanged: hasWifi $hasWifi")
+                ConnectivityStatus.updateConnectivityStatus(
+                    hasMobileData,
+                    hasWifi
+                )
+            }
         }
 
         // lost network connection
@@ -161,7 +196,9 @@ fun uriToRoute(uri: String?): String? {
                 Nip19.Type.NOTE -> "Note/${nip19.hex}"
                 Nip19.Type.EVENT -> {
                     if (nip19.kind == PrivateDmEvent.kind) {
-                        "Room/${nip19.author}"
+                        nip19.author?.let {
+                            "RoomByAuthor/$it"
+                        }
                     } else if (nip19.kind == ChannelMessageEvent.kind || nip19.kind == ChannelCreateEvent.kind || nip19.kind == ChannelMetadataEvent.kind) {
                         "Channel/${nip19.hex}"
                     } else {
@@ -169,7 +206,14 @@ fun uriToRoute(uri: String?): String? {
                     }
                 }
 
-                Nip19.Type.ADDRESS -> "Note/${nip19.hex}"
+                Nip19.Type.ADDRESS ->
+                    if (nip19.kind == CommunityDefinitionEvent.kind) {
+                        "Community/${nip19.hex}"
+                    } else if (nip19.kind == LiveActivitiesEvent.kind) {
+                        "Channel/${nip19.hex}"
+                    } else {
+                        "Event/${nip19.hex}"
+                    }
                 else -> null
             }
         } ?: try {

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/ImageUploader.kt

@@ -8,6 +8,7 @@ import androidx.core.net.toFile
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
 import com.vitorpamplona.amethyst.BuildConfig
 import com.vitorpamplona.amethyst.model.Account
+import com.vitorpamplona.amethyst.model.ServersAvailable
 import com.vitorpamplona.amethyst.service.HttpClient
 import okhttp3.*
 import okhttp3.MediaType.Companion.toMediaType
@@ -140,6 +141,7 @@ object ImageUploader {
 
     fun NIP98Header(url: String, method: String, body: String): String {
         val noteJson = account.createHTTPAuthorization(url, method, body)?.toJson() ?: ""
+
         val encodedNIP98Event: String = Base64.getEncoder().encodeToString(noteJson.toByteArray())
         return "Nostr " + encodedNIP98Event
     }
@@ -189,17 +191,20 @@ class ImgurServer : FileServer() {
 }
 
 class NostrBuildServer : FileServer() {
-    override fun postUrl(contentType: String?) = "https://nostr.build/api/upload/android.php"
+    override fun postUrl(contentType: String?) = "https://nostr.build/api/v2/upload/files"
     override fun parseUrlFromSuccess(body: String): String? {
-        val url = jacksonObjectMapper().readTree(body) // return url.toString()
+        val tree = jacksonObjectMapper().readTree(body)
+        val data = tree?.get("data")
+        val data0 = data?.get(0)
+        val url = data0?.get("url")
         return url.toString().replace("\"", "")
     }
 
     override fun inputParameterName(contentType: String?): String {
-        return "fileToUpload"
+        return "file"
     }
 
-    override fun clientID(info: String) = null
+    override fun clientID(info: String) = ImageUploader.NIP98Header("https://nostr.build/api/v2/upload/files", "POST", info)
 }
 
 class NostrFilesDevServer : FileServer() {
@@ -224,7 +229,7 @@ class NostrCheckMeServer : FileServer() {
         var id = tree?.get("id")?.asText()
         var isCompleted = false
 
-        val client = OkHttpClient()
+        val client = HttpClient.getHttpClient()
         var requrl = "https://nostrcheck.me/api/v1/media?id=" + id // + "&apikey=26d075787d261660682fb9d20dbffa538c708b1eda921d0efa2be95fbef4910a"
 
         val request = Request.Builder()
@@ -234,14 +239,14 @@ class NostrCheckMeServer : FileServer() {
             .build()
 
         while (!isCompleted) {
-            val response = client.newCall(request).execute()
-            val body = response.body?.string()
-            val tree = jacksonObjectMapper().readTree(body)
-            isCompleted = tree?.get("status")?.asText() == "completed"
-            try {
-                Thread.sleep(500)
-            } catch (e: InterruptedException) {
-                e.printStackTrace()
+            client.newCall(request).execute().use {
+                val tree = jacksonObjectMapper().readTree(it.body.string())
+                isCompleted = tree?.get("status")?.asText() == "completed"
+                try {
+                    Thread.sleep(500)
+                } catch (e: InterruptedException) {
+                    e.printStackTrace()
+                }
             }
         }
         return url

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/JoinUserOrChannelView.kt

@@ -12,7 +12,6 @@ import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.heightIn
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.LazyListState
 import androidx.compose.foundation.lazy.itemsIndexed
@@ -45,7 +44,6 @@ import androidx.compose.ui.focus.onFocusChanged
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalLifecycleOwner
 import androidx.compose.ui.platform.LocalSoftwareKeyboardController
-import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextOverflow
@@ -62,11 +60,15 @@ import com.vitorpamplona.amethyst.service.NostrSearchEventOrUserDataSource
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
 import com.vitorpamplona.amethyst.ui.note.ChannelName
 import com.vitorpamplona.amethyst.ui.note.ClickableUserPicture
+import com.vitorpamplona.amethyst.ui.note.SearchIcon
 import com.vitorpamplona.amethyst.ui.note.UsernameDisplay
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.SearchBarViewModel
+import com.vitorpamplona.amethyst.ui.theme.Size20Modifier
 import com.vitorpamplona.amethyst.ui.theme.Size55dp
 import com.vitorpamplona.amethyst.ui.theme.placeholderText
+import com.vitorpamplona.quartz.events.ChatroomKey
+import kotlinx.collections.immutable.persistentSetOf
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.delay
@@ -254,12 +256,7 @@ private fun SearchEditTextForJoin(
                 }
             },
             leadingIcon = {
-                Icon(
-                    painter = painterResource(R.drawable.ic_search),
-                    contentDescription = null,
-                    modifier = Modifier.size(20.dp),
-                    tint = Color.Unspecified
-                )
+                SearchIcon(modifier = Size20Modifier, Color.Unspecified)
             },
             modifier = Modifier
                 .weight(1f, true)
@@ -305,6 +302,7 @@ private fun RenderSearchResults(
     if (searchBarViewModel.isSearching) {
         val users by searchBarViewModel.searchResultsUsers.collectAsState()
         val channels by searchBarViewModel.searchResultsChannels.collectAsState()
+        val scope = rememberCoroutineScope()
 
         Row(
             modifier = Modifier
@@ -325,7 +323,12 @@ private fun RenderSearchResults(
                     key = { _, item -> "u" + item.pubkeyHex }
                 ) { _, item ->
                     UserComposeForChat(item, accountViewModel) {
-                        nav("Room/${item.pubkeyHex}")
+                        scope.launch(Dispatchers.IO) {
+                            val withKey = ChatroomKey(persistentSetOf(item.pubkeyHex))
+                            accountViewModel.userProfile().createChatroom(withKey)
+                            nav("Room/${withKey.hashCode()}")
+                        }
+
                         searchBarViewModel.clear()
                     }
                 }

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewChannelView.kt

@@ -7,14 +7,15 @@ import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.LocalTextStyle
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.OutlinedTextField
 import androidx.compose.material.Surface
 import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.stringResource
@@ -28,8 +29,6 @@ import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.model.PublicChatChannel
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
 import com.vitorpamplona.amethyst.ui.theme.placeholderText
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
 
 @Composable
 fun NewChannelView(onClose: () -> Unit, accountViewModel: AccountViewModel, channel: PublicChatChannel? = null) {
@@ -44,7 +43,7 @@ fun NewChannelView(onClose: () -> Unit, accountViewModel: AccountViewModel, chan
     ) {
         Surface() {
             Column(
-                modifier = Modifier.padding(10.dp)
+                modifier = Modifier.padding(10.dp).verticalScroll(rememberScrollState())
             ) {
                 Row(
                     modifier = Modifier
@@ -57,14 +56,10 @@ fun NewChannelView(onClose: () -> Unit, accountViewModel: AccountViewModel, chan
                         onClose()
                     })
 
-                    val scope = rememberCoroutineScope()
-
                     PostButton(
                         onPost = {
-                            scope.launch(Dispatchers.IO) {
-                                postViewModel.create()
-                                onClose()
-                            }
+                            postViewModel.create()
+                            onClose()
                         },
                         postViewModel.channelName.value.text.isNotBlank()
                     )

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewChannelViewModel.kt

@@ -3,8 +3,11 @@ package com.vitorpamplona.amethyst.ui.actions
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.ui.text.input.TextFieldValue
 import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.PublicChatChannel
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 
 class NewChannelViewModel : ViewModel() {
     private var account: Account? = null
@@ -25,24 +28,26 @@ class NewChannelViewModel : ViewModel() {
     }
 
     fun create() {
-        this.account?.let { account ->
-            if (originalChannel == null) {
-                account.sendCreateNewChannel(
-                    channelName.value.text,
-                    channelDescription.value.text,
-                    channelPicture.value.text
-                )
-            } else {
-                account.sendChangeChannel(
-                    channelName.value.text,
-                    channelDescription.value.text,
-                    channelPicture.value.text,
-                    originalChannel!!
-                )
+        viewModelScope.launch(Dispatchers.IO) {
+            account?.let { account ->
+                if (originalChannel == null) {
+                    account.sendCreateNewChannel(
+                        channelName.value.text,
+                        channelDescription.value.text,
+                        channelPicture.value.text
+                    )
+                } else {
+                    account.sendChangeChannel(
+                        channelName.value.text,
+                        channelDescription.value.text,
+                        channelPicture.value.text,
+                        originalChannel!!
+                    )
+                }
             }
-        }
 
-        clear()
+            clear()
+        }
     }
 
     fun clear() {

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewMediaModel.kt

@@ -11,6 +11,7 @@ import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.vitorpamplona.amethyst.model.*
 import com.vitorpamplona.amethyst.service.FileHeader
+import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.ui.components.MediaCompressor
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableSharedFlow
@@ -26,6 +27,7 @@ open class NewMediaModel : ViewModel() {
 
     var selectedServer by mutableStateOf<ServersAvailable?>(null)
     var description by mutableStateOf("")
+    var sensitiveContent by mutableStateOf(false)
 
     // Images and Videos
     var galleryUri by mutableStateOf<Uri?>(null)
@@ -55,7 +57,7 @@ open class NewMediaModel : ViewModel() {
         }
     }
 
-    fun upload(context: Context) {
+    fun upload(context: Context, relayList: List<Relay>? = null) {
         isUploadingImage = true
 
         val contentResolver = context.contentResolver
@@ -77,7 +79,7 @@ open class NewMediaModel : ViewModel() {
                         uploadingPercentage.value = 0.2f
                         uploadingDescription.value = "Loading"
                         contentResolver.openInputStream(fileUri)?.use {
-                            createNIP95Record(it.readBytes(), contentType, description)
+                            createNIP95Record(it.readBytes(), contentType, description, sensitiveContent, relayList = relayList)
                         }
                             ?: run {
                                 viewModelScope.launch {
@@ -97,7 +99,7 @@ open class NewMediaModel : ViewModel() {
                             server = serverToUse,
                             contentResolver = contentResolver,
                             onSuccess = { imageUrl, mimeType ->
-                                createNIP94Record(imageUrl, mimeType, description)
+                                createNIP94Record(imageUrl, mimeType, description, sensitiveContent, relayList = relayList)
                             },
                             onError = {
                                 isUploadingImage = false
@@ -137,7 +139,7 @@ open class NewMediaModel : ViewModel() {
         return !isUploadingImage && galleryUri != null && selectedServer != null
     }
 
-    fun createNIP94Record(imageUrl: String, mimeType: String?, description: String) {
+    fun createNIP94Record(imageUrl: String, mimeType: String?, description: String, sensitiveContent: Boolean, relayList: List<Relay>? = null) {
         uploadingPercentage.value = 0.40f
         viewModelScope.launch(Dispatchers.IO) {
             uploadingDescription.value = "Server Processing"
@@ -157,10 +159,11 @@ open class NewMediaModel : ViewModel() {
                     imageUrl,
                     mimeType,
                     description,
+                    sensitiveContent,
                     onReady = {
                         uploadingPercentage.value = 0.90f
                         uploadingDescription.value = "Sending"
-                        account?.sendHeader(it)
+                        account?.sendHeader(it, relayList)
                         uploadingPercentage.value = 1.00f
                         isUploadingImage = false
                         onceUploaded()
@@ -189,7 +192,7 @@ open class NewMediaModel : ViewModel() {
         }
     }
 
-    fun createNIP95Record(bytes: ByteArray, mimeType: String?, description: String) {
+    fun createNIP95Record(bytes: ByteArray, mimeType: String?, description: String, sensitiveContent: Boolean, relayList: List<Relay>? = null) {
         uploadingPercentage.value = 0.30f
         uploadingDescription.value = "Hashing"
 
@@ -199,6 +202,7 @@ open class NewMediaModel : ViewModel() {
                 "",
                 mimeType,
                 description,
+                sensitiveContent,
                 onReady = {
                     uploadingDescription.value = "Signing"
                     uploadingPercentage.value = 0.40f
@@ -207,7 +211,7 @@ open class NewMediaModel : ViewModel() {
                     if (nip95 != null) {
                         uploadingDescription.value = "Sending"
                         uploadingPercentage.value = 0.60f
-                        account?.sendNip95(nip95.first, nip95.second)
+                        account?.sendNip95(nip95.first, nip95.second, relayList)
                     }
 
                     uploadingPercentage.value = 1.00f

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewMediaView.kt

@@ -6,11 +6,26 @@ import android.os.Build
 import android.util.Size
 import android.widget.Toast
 import androidx.compose.foundation.Image
-import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.WindowInsets
+import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.imePadding
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.windowInsetsPadding
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.foundation.verticalScroll
-import androidx.compose.material.*
+import androidx.compose.material.Icon
+import androidx.compose.material.IconButton
+import androidx.compose.material.MaterialTheme
+import androidx.compose.material.OutlinedTextField
+import androidx.compose.material.Surface
+import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
@@ -22,6 +37,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.asImageBitmap
 import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.input.KeyboardCapitalization
 import androidx.compose.ui.unit.dp
@@ -29,8 +45,8 @@ import androidx.compose.ui.window.Dialog
 import androidx.compose.ui.window.DialogProperties
 import coil.compose.AsyncImage
 import com.vitorpamplona.amethyst.R
-import com.vitorpamplona.amethyst.model.Account
-import com.vitorpamplona.amethyst.ui.components.*
+import com.vitorpamplona.amethyst.model.ServersAvailable
+import com.vitorpamplona.amethyst.ui.components.VideoView
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.TextSpinner
 import com.vitorpamplona.amethyst.ui.theme.placeholderText
@@ -41,7 +57,7 @@ import kotlinx.coroutines.withContext
 
 @Composable
 fun NewMediaView(uri: Uri, onClose: () -> Unit, postViewModel: NewMediaModel, accountViewModel: AccountViewModel, nav: (String) -> Unit) {
-    val account = accountViewModel.accountLiveData.value?.account ?: return
+    val account = accountViewModel.account
     val resolver = LocalContext.current.contentResolver
     val context = LocalContext.current
 
@@ -60,6 +76,17 @@ fun NewMediaView(uri: Uri, onClose: () -> Unit, postViewModel: NewMediaModel, ac
         }
     }
 
+    var showRelaysDialog by remember {
+        mutableStateOf(false)
+    }
+    var relayList = account.activeRelays()?.filter {
+        it.write
+    }?.map {
+        it
+    } ?: account.convertLocalRelays().filter {
+        it.write
+    }
+
     Dialog(
         onDismissRequest = { onClose() },
         properties = DialogProperties(
@@ -72,6 +99,20 @@ fun NewMediaView(uri: Uri, onClose: () -> Unit, postViewModel: NewMediaModel, ac
             modifier = Modifier
                 .fillMaxWidth()
         ) {
+            if (showRelaysDialog) {
+                RelaySelectionDialog(
+                    list = relayList,
+                    onClose = {
+                        showRelaysDialog = false
+                    },
+                    onPost = {
+                        relayList = it
+                    },
+                    accountViewModel = accountViewModel,
+                    nav = nav
+                )
+            }
+
             Column(
                 modifier = Modifier.padding(start = 10.dp, end = 10.dp, top = 10.dp)
                     .fillMaxWidth()
@@ -87,10 +128,26 @@ fun NewMediaView(uri: Uri, onClose: () -> Unit, postViewModel: NewMediaModel, ac
                         onClose()
                     })
 
+                    Box {
+                        IconButton(
+                            modifier = Modifier.align(Alignment.Center),
+                            onClick = {
+                                showRelaysDialog = true
+                            }
+                        ) {
+                            Icon(
+                                painter = painterResource(R.drawable.relays),
+                                contentDescription = null,
+                                modifier = Modifier.height(25.dp),
+                                tint = MaterialTheme.colors.onBackground
+                            )
+                        }
+                    }
+
                     PostButton(
                         onPost = {
                             onClose()
-                            postViewModel.upload(context)
+                            postViewModel.upload(context, relayList)
                             postViewModel.selectedServer?.let { account.changeDefaultFileServer(it) }
                         },
                         isActive = postViewModel.canPost()
@@ -107,7 +164,7 @@ fun NewMediaView(uri: Uri, onClose: () -> Unit, postViewModel: NewMediaModel, ac
                             .fillMaxWidth()
                             .verticalScroll(scroolState)
                     ) {
-                        ImageVideoPost(postViewModel, account)
+                        ImageVideoPost(postViewModel, accountViewModel)
                     }
                 }
             }
@@ -119,16 +176,18 @@ fun isNIP94Server(selectedServer: ServersAvailable?): Boolean {
     return selectedServer == ServersAvailable.NOSTRIMG_NIP_94 ||
         // selectedServer == ServersAvailable.IMGUR_NIP_94 ||
         selectedServer == ServersAvailable.NOSTR_BUILD_NIP_94 ||
-        selectedServer == ServersAvailable.NOSTRFILES_DEV_NIP_94
+        selectedServer == ServersAvailable.NOSTRFILES_DEV_NIP_94 ||
+        selectedServer == ServersAvailable.NOSTRCHECK_ME_NIP_94
 }
 
 @Composable
-fun ImageVideoPost(postViewModel: NewMediaModel, acc: Account) {
+fun ImageVideoPost(postViewModel: NewMediaModel, accountViewModel: AccountViewModel) {
     val fileServers = listOf(
         // Triple(ServersAvailable.IMGUR_NIP_94, stringResource(id = R.string.upload_server_imgur_nip94), stringResource(id = R.string.upload_server_imgur_nip94_explainer)),
         Triple(ServersAvailable.NOSTRIMG_NIP_94, stringResource(id = R.string.upload_server_nostrimg_nip94), stringResource(id = R.string.upload_server_nostrimg_nip94_explainer)),
         Triple(ServersAvailable.NOSTR_BUILD_NIP_94, stringResource(id = R.string.upload_server_nostrbuild_nip94), stringResource(id = R.string.upload_server_nostrbuild_nip94_explainer)),
         Triple(ServersAvailable.NOSTRFILES_DEV_NIP_94, stringResource(id = R.string.upload_server_nostrfilesdev_nip94), stringResource(id = R.string.upload_server_nostrfilesdev_nip94_explainer)),
+        Triple(ServersAvailable.NOSTRCHECK_ME_NIP_94, stringResource(id = R.string.upload_server_nostrcheckme_nip94), stringResource(id = R.string.upload_server_nostrcheckme_nip94_explainer)),
         Triple(ServersAvailable.NIP95, stringResource(id = R.string.upload_server_relays_nip95), stringResource(id = R.string.upload_server_relays_nip95_explainer))
     )
 
@@ -180,7 +239,11 @@ fun ImageVideoPost(postViewModel: NewMediaModel, acc: Account) {
             }
         } else {
             postViewModel.galleryUri?.let {
-                VideoView(it.toString())
+                VideoView(
+                    videoUri = it.toString(),
+                    roundedCorner = false,
+                    accountViewModel = accountViewModel
+                )
             }
         }
     }
@@ -191,7 +254,7 @@ fun ImageVideoPost(postViewModel: NewMediaModel, acc: Account) {
     ) {
         TextSpinner(
             label = stringResource(id = R.string.file_server),
-            placeholder = fileServers.firstOrNull { it.first == acc.defaultFileServer }?.second ?: fileServers[0].second,
+            placeholder = fileServers.firstOrNull { it.first == accountViewModel.account.defaultFileServer }?.second ?: fileServers[0].second,
             options = fileServerOptions,
             explainers = fileServerExplainers,
             onSelect = {
@@ -206,6 +269,18 @@ fun ImageVideoPost(postViewModel: NewMediaModel, acc: Account) {
     if (isNIP94Server(postViewModel.selectedServer) ||
         postViewModel.selectedServer == ServersAvailable.NIP95
     ) {
+        Row(
+            verticalAlignment = Alignment.CenterVertically,
+            modifier = Modifier.fillMaxWidth()
+        ) {
+            SettingSwitchItem(
+                checked = postViewModel.sensitiveContent,
+                onCheckedChange = { postViewModel.sensitiveContent = it },
+                title = R.string.add_sensitive_content_label,
+                description = R.string.add_sensitive_content_description
+            )
+        }
+
         Row(
             verticalAlignment = Alignment.CenterVertically,
             modifier = Modifier

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewMessageTagger.kt

@@ -1,13 +1,20 @@
 package com.vitorpamplona.amethyst.ui.actions
 
-import com.vitorpamplona.amethyst.model.HexKey
 import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.model.User
-import com.vitorpamplona.amethyst.model.parseDirtyWordForKey
-import com.vitorpamplona.amethyst.service.nip19.Nip19
+import com.vitorpamplona.quartz.crypto.KeyPair
+import com.vitorpamplona.quartz.encoders.HexKey
+import com.vitorpamplona.quartz.encoders.Nip19
+import com.vitorpamplona.quartz.encoders.bechToBytes
+import com.vitorpamplona.quartz.encoders.toNpub
 
-class NewMessageTagger(var channelHex: String?, var mentions: List<User>?, var replyTos: List<Note>?, var message: String) {
+class NewMessageTagger(
+    var message: String,
+    var mentions: List<User>? = null,
+    var replyTos: List<Note>? = null,
+    var channelHex: String? = null
+) {
 
     val directMentions = mutableSetOf<HexKey>()
 
@@ -83,4 +90,55 @@ class NewMessageTagger(var channelHex: String?, var mentions: List<User>?, var r
             }.joinToString(" ")
         }.joinToString("\n")
     }
+
+    data class DirtyKeyInfo(val key: Nip19.Return, val restOfWord: String)
+
+    fun parseDirtyWordForKey(mightBeAKey: String): DirtyKeyInfo? {
+        var key = mightBeAKey
+        if (key.startsWith("nostr:", true)) {
+            key = key.substring("nostr:".length)
+        }
+
+        key = key.removePrefix("@")
+
+        if (key.length < 63) {
+            return null
+        }
+
+        try {
+            val keyB32 = key.substring(0, 63)
+            val restOfWord = key.substring(63)
+
+            if (key.startsWith("nsec1", true)) {
+                // Converts to npub
+                val pubkey = Nip19.uriToRoute(KeyPair(privKey = keyB32.bechToBytes()).pubKey.toNpub()) ?: return null
+
+                return DirtyKeyInfo(pubkey, restOfWord)
+            } else if (key.startsWith("npub1", true)) {
+                val pubkey = Nip19.uriToRoute(keyB32) ?: return null
+
+                return DirtyKeyInfo(pubkey, restOfWord)
+            } else if (key.startsWith("note1", true)) {
+                val noteId = Nip19.uriToRoute(keyB32) ?: return null
+
+                return DirtyKeyInfo(noteId, restOfWord)
+            } else if (key.startsWith("nprofile", true)) {
+                val pubkeyRelay = Nip19.uriToRoute(keyB32 + restOfWord) ?: return null
+
+                return DirtyKeyInfo(pubkeyRelay, pubkeyRelay.additionalChars)
+            } else if (key.startsWith("nevent1", true)) {
+                val noteRelayId = Nip19.uriToRoute(keyB32 + restOfWord) ?: return null
+
+                return DirtyKeyInfo(noteRelayId, noteRelayId.additionalChars)
+            } else if (key.startsWith("naddr1", true)) {
+                val address = Nip19.uriToRoute(keyB32 + restOfWord) ?: return null
+
+                return DirtyKeyInfo(address, address.additionalChars) // no way to know when they address ends and dirt begins
+            }
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+
+        return null
+    }
 }

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewPostViewModel.kt

@@ -13,24 +13,39 @@ import androidx.compose.ui.text.TextRange
 import androidx.compose.ui.text.input.TextFieldValue
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
+import com.fonfon.kgeohash.toGeoHash
 import com.vitorpamplona.amethyst.model.*
 import com.vitorpamplona.amethyst.service.FileHeader
+import com.vitorpamplona.amethyst.service.LocationUtil
 import com.vitorpamplona.amethyst.service.NostrSearchEventOrUserDataSource
-import com.vitorpamplona.amethyst.service.model.AddressableEvent
-import com.vitorpamplona.amethyst.service.model.BaseTextNoteEvent
-import com.vitorpamplona.amethyst.service.model.CommunityDefinitionEvent
-import com.vitorpamplona.amethyst.service.model.PrivateDmEvent
-import com.vitorpamplona.amethyst.service.model.TextNoteEvent
 import com.vitorpamplona.amethyst.service.noProtocolUrlValidator
+import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.ui.components.MediaCompressor
 import com.vitorpamplona.amethyst.ui.components.isValidURL
+import com.vitorpamplona.quartz.encoders.HexKey
+import com.vitorpamplona.quartz.events.AddressableEvent
+import com.vitorpamplona.quartz.events.BaseTextNoteEvent
+import com.vitorpamplona.quartz.events.ChatMessageEvent
+import com.vitorpamplona.quartz.events.CommunityDefinitionEvent
+import com.vitorpamplona.quartz.events.PrivateDmEvent
+import com.vitorpamplona.quartz.events.TextNoteEvent
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.mapLatest
 import kotlinx.coroutines.launch
 
+enum class UserSuggestionAnchor {
+    MAIN_MESSAGE,
+    FORWARD_ZAPS,
+    TO_USERS
+}
+
 @Stable
 open class NewPostViewModel() : ViewModel() {
     var account: Account? = null
+    var requiresNIP24: Boolean = false
+
     var originalNote: Note? = null
 
     var mentions by mutableStateOf<List<User>?>(null)
@@ -43,7 +58,12 @@ open class NewPostViewModel() : ViewModel() {
 
     var userSuggestions by mutableStateOf<List<User>>(emptyList())
     var userSuggestionAnchor: TextRange? = null
-    var userSuggestionsMainMessage: Boolean? = null
+    var userSuggestionsMainMessage: UserSuggestionAnchor? = null
+
+    // DMs
+    var wantsDirectMessage by mutableStateOf(false)
+    var toUsers by mutableStateOf(TextFieldValue(""))
+    var subject by mutableStateOf(TextFieldValue(""))
 
     // Images and Videos
     var contentToAddUrl by mutableStateOf<Uri?>(null)
@@ -76,11 +96,19 @@ open class NewPostViewModel() : ViewModel() {
     // NSFW, Sensitive
     var wantsToMarkAsSensitive by mutableStateOf(false)
 
+    // GeoHash
+    var wantsToAddGeoHash by mutableStateOf(false)
+    var locUtil: LocationUtil? = null
+    var location: Flow<String>? = null
+
     // ZapRaiser
     var canAddZapRaiser by mutableStateOf(false)
     var wantsZapraiser by mutableStateOf(false)
     var zapRaiserAmount by mutableStateOf<Long?>(null)
 
+    // NIP24 Wrapped DMs / Group messages
+    var nip24 by mutableStateOf(false)
+
     open fun load(account: Account, replyingTo: Note?, quote: Note?) {
         originalNote = replyingTo
         replyingTo?.let { replyNote ->
@@ -120,6 +148,7 @@ open class NewPostViewModel() : ViewModel() {
 
         wantsForwardZapTo = false
         wantsToMarkAsSensitive = false
+        wantsToAddGeoHash = false
         wantsZapraiser = false
         zapRaiserAmount = null
         forwardZapTo = null
@@ -128,10 +157,14 @@ open class NewPostViewModel() : ViewModel() {
         this.account = account
     }
 
-    fun sendPost() {
-        val tagger = NewMessageTagger(originalNote?.channelHex(), mentions, replyTos, message.text)
+    fun sendPost(relayList: List<Relay>? = null) {
+        val tagger = NewMessageTagger(message.text, mentions, replyTos, originalNote?.channelHex())
         tagger.run()
 
+        val toUsersTagger = NewMessageTagger(toUsers.text, null, null, null)
+        toUsersTagger.run()
+        val dmUsers = toUsersTagger.mentions
+
         val zapReceiver = if (wantsForwardZapTo) {
             if (forwardZapTo != null) {
                 forwardZapTo?.info?.lud16 ?: forwardZapTo?.info?.lud06
@@ -142,44 +175,108 @@ open class NewPostViewModel() : ViewModel() {
             null
         }
 
+        val geoLocation = locUtil?.locationStateFlow?.value
+        val geoHash = if (wantsToAddGeoHash && geoLocation != null) {
+            geoLocation.toGeoHash(GeohashPrecision.KM_5_X_5.digits).toString()
+        } else {
+            null
+        }
+
         val localZapRaiserAmount = if (wantsZapraiser) zapRaiserAmount else null
 
-        if (wantsPoll) {
-            account?.sendPoll(tagger.message, tagger.replyTos, tagger.mentions, pollOptions, valueMaximum, valueMinimum, consensusThreshold, closedAt, zapReceiver, wantsToMarkAsSensitive, localZapRaiserAmount)
-        } else if (originalNote?.channelHex() != null) {
+        if (originalNote?.channelHex() != null) {
             if (originalNote is AddressableEvent && originalNote?.address() != null) {
-                account?.sendLiveMessage(tagger.message, originalNote?.address()!!, tagger.replyTos, tagger.mentions, zapReceiver, wantsToMarkAsSensitive, localZapRaiserAmount)
+                account?.sendLiveMessage(tagger.message, originalNote?.address()!!, tagger.replyTos, tagger.mentions, zapReceiver, wantsToMarkAsSensitive, localZapRaiserAmount, geoHash)
             } else {
-                account?.sendChannelMessage(tagger.message, tagger.channelHex!!, tagger.replyTos, tagger.mentions, zapReceiver, wantsToMarkAsSensitive, localZapRaiserAmount)
+                account?.sendChannelMessage(tagger.message, tagger.channelHex!!, tagger.replyTos, tagger.mentions, zapReceiver, wantsToMarkAsSensitive, localZapRaiserAmount, geoHash)
             }
         } else if (originalNote?.event is PrivateDmEvent) {
-            account?.sendPrivateMessage(tagger.message, originalNote!!.author!!, originalNote!!, tagger.mentions, zapReceiver, wantsToMarkAsSensitive, localZapRaiserAmount)
-        } else {
-            // adds markers
-            val rootId =
-                (originalNote?.event as? TextNoteEvent)?.root() // if it has a marker as root
-                    ?: originalNote?.replyTo?.firstOrNull { it.event != null && it.replyTo?.isEmpty() == true }?.idHex // if it has loaded events with zero replies in the reply list
-                    ?: originalNote?.replyTo?.firstOrNull()?.idHex // old rules, first item is root.
-            val replyId = originalNote?.idHex
+            account?.sendPrivateMessage(tagger.message, originalNote!!.author!!, originalNote!!, tagger.mentions, zapReceiver, wantsToMarkAsSensitive, localZapRaiserAmount, geoHash)
+        } else if (originalNote?.event is ChatMessageEvent) {
+            val receivers = (originalNote?.event as ChatMessageEvent).recipientsPubKey().plus(originalNote?.author?.pubkeyHex).filterNotNull().toSet().toList()
 
-            account?.sendPost(
+            account?.sendNIP24PrivateMessage(
                 message = tagger.message,
-                replyTo = tagger.replyTos,
+                toUsers = receivers,
+                subject = subject.text.ifBlank { null },
+                replyingTo = originalNote!!,
                 mentions = tagger.mentions,
-                tags = null,
-                zapReceiver = zapReceiver,
                 wantsToMarkAsSensitive = wantsToMarkAsSensitive,
+                zapReceiver = zapReceiver,
                 zapRaiserAmount = localZapRaiserAmount,
-                replyingTo = replyId,
-                root = rootId,
-                directMentions = tagger.directMentions
+                geohash = geoHash
             )
+        } else if (!dmUsers.isNullOrEmpty()) {
+            if (nip24 || dmUsers.size > 1) {
+                account?.sendNIP24PrivateMessage(
+                    message = tagger.message,
+                    toUsers = dmUsers.map { it.pubkeyHex },
+                    subject = subject.text.ifBlank { null },
+                    replyingTo = tagger.replyTos?.firstOrNull(),
+                    mentions = tagger.mentions,
+                    wantsToMarkAsSensitive = wantsToMarkAsSensitive,
+                    zapReceiver = zapReceiver,
+                    zapRaiserAmount = localZapRaiserAmount,
+                    geohash = geoHash
+                )
+            } else {
+                account?.sendPrivateMessage(
+                    message = tagger.message,
+                    toUser = dmUsers.first().pubkeyHex,
+                    replyingTo = originalNote,
+                    mentions = tagger.mentions,
+                    wantsToMarkAsSensitive = wantsToMarkAsSensitive,
+                    zapReceiver = zapReceiver,
+                    zapRaiserAmount = localZapRaiserAmount,
+                    geohash = geoHash
+                )
+            }
+        } else {
+            if (wantsPoll) {
+                account?.sendPoll(
+                    tagger.message,
+                    tagger.replyTos,
+                    tagger.mentions,
+                    pollOptions,
+                    valueMaximum,
+                    valueMinimum,
+                    consensusThreshold,
+                    closedAt,
+                    zapReceiver,
+                    wantsToMarkAsSensitive,
+                    localZapRaiserAmount,
+                    relayList,
+                    geoHash
+                )
+            } else {
+                // adds markers
+                val rootId =
+                    (originalNote?.event as? TextNoteEvent)?.root() // if it has a marker as root
+                        ?: originalNote?.replyTo?.firstOrNull { it.event != null && it.replyTo?.isEmpty() == true }?.idHex // if it has loaded events with zero replies in the reply list
+                        ?: originalNote?.replyTo?.firstOrNull()?.idHex // old rules, first item is root.
+                val replyId = originalNote?.idHex
+
+                account?.sendPost(
+                    message = tagger.message,
+                    replyTo = tagger.replyTos,
+                    mentions = tagger.mentions,
+                    tags = null,
+                    zapReceiver = zapReceiver,
+                    wantsToMarkAsSensitive = wantsToMarkAsSensitive,
+                    zapRaiserAmount = localZapRaiserAmount,
+                    replyingTo = replyId,
+                    root = rootId,
+                    directMentions = tagger.directMentions,
+                    relayList = relayList,
+                    geohash = geoHash
+                )
+            }
         }
 
         cancel()
     }
 
-    fun upload(galleryUri: Uri, description: String, server: ServersAvailable, context: Context) {
+    fun upload(galleryUri: Uri, description: String, sensitiveContent: Boolean, server: ServersAvailable, context: Context, relayList: List<Relay>? = null) {
         isUploadingImage = true
         contentToAddUrl = null
 
@@ -194,7 +291,7 @@ open class NewPostViewModel() : ViewModel() {
                 onReady = { fileUri, contentType, size ->
                     if (server == ServersAvailable.NIP95) {
                         contentResolver.openInputStream(fileUri)?.use {
-                            createNIP95Record(it.readBytes(), contentType, description)
+                            createNIP95Record(it.readBytes(), contentType, description, sensitiveContent, relayList = relayList)
                         }
                     } else {
                         ImageUploader.uploadImage(
@@ -205,7 +302,7 @@ open class NewPostViewModel() : ViewModel() {
                             contentResolver = contentResolver,
                             onSuccess = { imageUrl, mimeType ->
                                 if (isNIP94Server(server)) {
-                                    createNIP94Record(imageUrl, mimeType, description)
+                                    createNIP94Record(imageUrl, mimeType, description, sensitiveContent)
                                 } else {
                                     isUploadingImage = false
                                     message = TextFieldValue(message.text + "\n\n" + imageUrl)
@@ -233,11 +330,16 @@ open class NewPostViewModel() : ViewModel() {
 
     open fun cancel() {
         message = TextFieldValue("")
+        toUsers = TextFieldValue("")
+        subject = TextFieldValue("")
+
         contentToAddUrl = null
         urlPreview = null
         isUploadingImage = false
         mentions = null
 
+        wantsDirectMessage = false
+
         wantsPoll = false
         zapRecipients = mutableStateListOf<HexKey>()
         pollOptions = newStateMapPollOptions()
@@ -252,6 +354,7 @@ open class NewPostViewModel() : ViewModel() {
 
         wantsForwardZapTo = false
         wantsToMarkAsSensitive = false
+        wantsToAddGeoHash = false
         forwardZapTo = null
         forwardZapToEditting = TextFieldValue("")
 
@@ -281,7 +384,7 @@ open class NewPostViewModel() : ViewModel() {
         if (it.selection.collapsed) {
             val lastWord = it.text.substring(0, it.selection.end).substringAfterLast("\n").substringAfterLast(" ")
             userSuggestionAnchor = it.selection
-            userSuggestionsMainMessage = true
+            userSuggestionsMainMessage = UserSuggestionAnchor.MAIN_MESSAGE
             if (lastWord.startsWith("@") && lastWord.length > 2) {
                 NostrSearchEventOrUserDataSource.search(lastWord.removePrefix("@"))
                 viewModelScope.launch(Dispatchers.IO) {
@@ -296,12 +399,37 @@ open class NewPostViewModel() : ViewModel() {
         }
     }
 
+    open fun updateToUsers(it: TextFieldValue) {
+        toUsers = it
+
+        if (it.selection.collapsed) {
+            val lastWord = it.text.substring(0, it.selection.end).substringAfterLast("\n").substringAfterLast(" ")
+            userSuggestionAnchor = it.selection
+            userSuggestionsMainMessage = UserSuggestionAnchor.TO_USERS
+            if (lastWord.startsWith("@") && lastWord.length > 2) {
+                NostrSearchEventOrUserDataSource.search(lastWord.removePrefix("@"))
+                viewModelScope.launch(Dispatchers.IO) {
+                    userSuggestions = LocalCache.findUsersStartingWith(lastWord.removePrefix("@"))
+                        .sortedWith(compareBy({ account?.isFollowing(it) }, { it.toBestDisplayName() }))
+                        .reversed()
+                }
+            } else {
+                NostrSearchEventOrUserDataSource.clear()
+                userSuggestions = emptyList()
+            }
+        }
+    }
+
+    open fun updateSubject(it: TextFieldValue) {
+        subject = it
+    }
+
     open fun updateZapForwardTo(it: TextFieldValue) {
         forwardZapToEditting = it
         if (it.selection.collapsed) {
             val lastWord = it.text.substring(0, it.selection.end).substringAfterLast("\n").substringAfterLast(" ")
             userSuggestionAnchor = it.selection
-            userSuggestionsMainMessage = false
+            userSuggestionsMainMessage = UserSuggestionAnchor.FORWARD_ZAPS
             if (lastWord.startsWith("@") && lastWord.length > 2) {
                 NostrSearchEventOrUserDataSource.search(lastWord.removePrefix("@"))
                 viewModelScope.launch(Dispatchers.IO) {
@@ -322,7 +450,7 @@ open class NewPostViewModel() : ViewModel() {
 
     open fun autocompleteWithUser(item: User) {
         userSuggestionAnchor?.let {
-            if (userSuggestionsMainMessage == true) {
+            if (userSuggestionsMainMessage == UserSuggestionAnchor.MAIN_MESSAGE) {
                 val lastWord = message.text.substring(0, it.end).substringAfterLast("\n").substringAfterLast(" ")
                 val lastWordStart = it.end - lastWord.length
                 val wordToInsert = "@${item.pubkeyNpub()}"
@@ -331,7 +459,7 @@ open class NewPostViewModel() : ViewModel() {
                     message.text.replaceRange(lastWordStart, it.end, wordToInsert),
                     TextRange(lastWordStart + wordToInsert.length, lastWordStart + wordToInsert.length)
                 )
-            } else {
+            } else if (userSuggestionsMainMessage == UserSuggestionAnchor.FORWARD_ZAPS) {
                 val lastWord = forwardZapToEditting.text.substring(0, it.end).substringAfterLast("\n").substringAfterLast(" ")
                 val lastWordStart = it.end - lastWord.length
                 val wordToInsert = "@${item.pubkeyNpub()}"
@@ -341,6 +469,15 @@ open class NewPostViewModel() : ViewModel() {
                     forwardZapToEditting.text.replaceRange(lastWordStart, it.end, wordToInsert),
                     TextRange(lastWordStart + wordToInsert.length, lastWordStart + wordToInsert.length)
                 )
+            } else if (userSuggestionsMainMessage == UserSuggestionAnchor.TO_USERS) {
+                val lastWord = toUsers.text.substring(0, it.end).substringAfterLast("\n").substringAfterLast(" ")
+                val lastWordStart = it.end - lastWord.length
+                val wordToInsert = "@${item.pubkeyNpub()}"
+
+                toUsers = TextFieldValue(
+                    toUsers.text.replaceRange(lastWordStart, it.end, wordToInsert),
+                    TextRange(lastWordStart + wordToInsert.length, lastWordStart + wordToInsert.length)
+                )
             }
 
             userSuggestionAnchor = null
@@ -354,7 +491,11 @@ open class NewPostViewModel() : ViewModel() {
     }
 
     fun canPost(): Boolean {
-        return message.text.isNotBlank() && !isUploadingImage && !wantsInvoice && (!wantsZapraiser || zapRaiserAmount != null) && (!wantsPoll || pollOptions.values.all { it.isNotEmpty() }) && contentToAddUrl == null
+        return message.text.isNotBlank() && !isUploadingImage && !wantsInvoice &&
+            (!wantsZapraiser || zapRaiserAmount != null) &&
+            (!wantsDirectMessage || !toUsers.text.isNullOrBlank()) &&
+            (!wantsPoll || pollOptions.values.all { it.isNotEmpty() }) &&
+            contentToAddUrl == null
     }
 
     fun includePollHashtagInMessage(include: Boolean, hashtag: String) {
@@ -370,15 +511,16 @@ open class NewPostViewModel() : ViewModel() {
         }
     }
 
-    fun createNIP94Record(imageUrl: String, mimeType: String?, description: String) {
+    fun createNIP94Record(imageUrl: String, mimeType: String?, description: String, sensitiveContent: Boolean, relayList: List<Relay>? = null) {
         viewModelScope.launch(Dispatchers.IO) {
             // Images don't seem to be ready immediately after upload
             FileHeader.prepare(
                 imageUrl,
                 mimeType,
                 description,
+                sensitiveContent,
                 onReady = {
-                    val note = account?.sendHeader(it)
+                    val note = account?.sendHeader(it, relayList = relayList)
 
                     isUploadingImage = false
 
@@ -400,16 +542,17 @@ open class NewPostViewModel() : ViewModel() {
         }
     }
 
-    fun createNIP95Record(bytes: ByteArray, mimeType: String?, description: String) {
+    fun createNIP95Record(bytes: ByteArray, mimeType: String?, description: String, sensitiveContent: Boolean, relayList: List<Relay>? = null) {
         viewModelScope.launch(Dispatchers.IO) {
             FileHeader.prepare(
                 bytes,
                 "",
                 mimeType,
                 description,
+                sensitiveContent,
                 onReady = {
                     val nip95 = account?.createNip95(bytes, headerInfo = it)
-                    val note = nip95?.let { it1 -> account?.sendNip95(it1.first, it1.second) }
+                    val note = nip95?.let { it1 -> account?.sendNip95(it1.first, it1.second, relayList = relayList) }
 
                     isUploadingImage = false
 
@@ -432,4 +575,58 @@ open class NewPostViewModel() : ViewModel() {
     fun selectImage(uri: Uri) {
         contentToAddUrl = uri
     }
+
+    fun startLocation(context: Context) {
+        locUtil = LocationUtil(context)
+        locUtil?.let {
+            location = it.locationStateFlow.mapLatest {
+                it.toGeoHash(GeohashPrecision.KM_5_X_5.digits).toString()
+            }
+        }
+        viewModelScope.launch(Dispatchers.IO) {
+            locUtil?.start()
+        }
+    }
+
+    fun stopLocation() {
+        viewModelScope.launch(Dispatchers.IO) {
+            locUtil?.stop()
+        }
+        location = null
+        locUtil = null
+    }
+
+    override fun onCleared() {
+        super.onCleared()
+        viewModelScope.launch(Dispatchers.IO) {
+            locUtil?.stop()
+        }
+        location = null
+        locUtil = null
+    }
+
+    fun toggleNIP04And24() {
+        if (requiresNIP24) {
+            nip24 = true
+        } else {
+            nip24 = !nip24
+        }
+    }
+}
+
+enum class GeohashPrecision(val digits: Int) {
+    KM_5000_X_5000(1), // 5,000km	×	5,000km
+    KM_1250_X_625(2), // 1,250km	×	625km
+    KM_156_X_156(3), //   156km	×	156km
+    KM_39_X_19(4), //  39.1km	×	19.5km
+    KM_5_X_5(5), //  4.89km	×	4.89km
+
+    M_1000_X_600(6), //  1.22km	×	0.61km
+    M_153_X_153(7), //    153m	×	153m
+    M_38_X_19(8), //   38.2m	×	19.1m
+    M_5_X_5(9), //   4.77m	×	4.77m
+
+    MM_1000_X_1000(10), //   1.19m	×	0.596m
+    MM_149_X_149(11), //   149mm	×	149mm
+    MM_37_X_18(12) //  37.2mm	×	18.6mm
 }

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewRelayListView.kt

@@ -11,7 +11,6 @@ import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.lazy.LazyColumn
@@ -23,8 +22,9 @@ import androidx.compose.material.Icon
 import androidx.compose.material.IconButton
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.OutlinedTextField
-import androidx.compose.material.Surface
+import androidx.compose.material.Scaffold
 import androidx.compose.material.Text
+import androidx.compose.material.TopAppBar
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Cancel
 import androidx.compose.material.icons.filled.DeleteSweep
@@ -58,11 +58,14 @@ import androidx.lifecycle.viewmodel.compose.viewModel
 import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.model.RelayInformation
 import com.vitorpamplona.amethyst.model.RelaySetupInfo
+import com.vitorpamplona.amethyst.service.relays.Constants.defaultRelays
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
 import com.vitorpamplona.amethyst.ui.theme.ButtonBorder
 import com.vitorpamplona.amethyst.ui.theme.Font14SP
 import com.vitorpamplona.amethyst.ui.theme.Size35dp
+import com.vitorpamplona.amethyst.ui.theme.StdHorzSpacer
+import com.vitorpamplona.amethyst.ui.theme.StdVertSpacer
 import com.vitorpamplona.amethyst.ui.theme.placeholderText
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
@@ -85,37 +88,68 @@ fun NewRelayListView(onClose: () -> Unit, accountViewModel: AccountViewModel, re
     }
 
     Dialog(
-        onDismissRequest = { onClose() },
-        properties = DialogProperties(
-            usePlatformDefaultWidth = false,
-            dismissOnClickOutside = false
-        )
+        onDismissRequest = onClose,
+        properties = DialogProperties(usePlatformDefaultWidth = false)
     ) {
-        Surface() {
-            Column(
-                modifier = Modifier.padding(10.dp)
-            ) {
-                Row(
-                    modifier = Modifier.fillMaxWidth(),
-                    horizontalArrangement = Arrangement.SpaceBetween,
-                    verticalAlignment = Alignment.CenterVertically
-                ) {
-                    CloseButton(onCancel = {
-                        postViewModel.clear()
-                        onClose()
-                    })
+        Scaffold(
+            topBar = {
+                TopAppBar(
+                    title = {
+                        Row(
+                            modifier = Modifier.fillMaxWidth().padding(end = 10.dp),
+                            horizontalArrangement = Arrangement.SpaceBetween,
+                            verticalAlignment = Alignment.CenterVertically
+                        ) {
+                            Spacer(modifier = StdHorzSpacer)
 
-                    PostButton(
-                        onPost = {
-                            postViewModel.create()
+                            Button(
+                                onClick = {
+                                    postViewModel.deleteAll()
+                                    defaultRelays.forEach {
+                                        postViewModel.addRelay(it)
+                                    }
+                                    postViewModel.relays.value.forEach { item ->
+                                        loadRelayInfo(item.url, context, scope) {
+                                            postViewModel.togglePaidRelay(item, it.limitation?.payment_required ?: false)
+                                        }
+                                    }
+                                }
+                            ) {
+                                Text(stringResource(R.string.default_relays))
+                            }
+
+                            PostButton(
+                                onPost = {
+                                    postViewModel.create()
+                                    onClose()
+                                },
+                                true
+                            )
+                        }
+                    },
+                    navigationIcon = {
+                        Spacer(modifier = StdHorzSpacer)
+                        CloseButton(onCancel = {
+                            postViewModel.clear()
                             onClose()
-                        },
-                        true
-                    )
-                }
-
-                Spacer(modifier = Modifier.height(10.dp))
+                        })
+                    },
+                    backgroundColor = MaterialTheme.colors.surface,
+                    elevation = 0.dp
+                )
+            }
+        ) { pad ->
+            val scope = rememberCoroutineScope()
 
+            Column(
+                modifier = Modifier.padding(
+                    16.dp,
+                    pad.calculateTopPadding(),
+                    16.dp,
+                    pad.calculateBottomPadding()
+                ),
+                verticalArrangement = Arrangement.SpaceAround
+            ) {
                 Row(modifier = Modifier.weight(1f), verticalAlignment = Alignment.CenterVertically) {
                     LazyColumn(
                         contentPadding = PaddingValues(
@@ -149,7 +183,7 @@ fun NewRelayListView(onClose: () -> Unit, accountViewModel: AccountViewModel, re
                     }
                 }
 
-                Spacer(modifier = Modifier.height(10.dp))
+                Spacer(modifier = StdVertSpacer)
 
                 EditableServerConfig(relayToAdd) {
                     postViewModel.addRelay(it)

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewRelayListViewModel.kt

@@ -4,10 +4,10 @@ import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.RelaySetupInfo
-import com.vitorpamplona.amethyst.service.model.ContactListEvent
 import com.vitorpamplona.amethyst.service.relays.Constants
 import com.vitorpamplona.amethyst.service.relays.FeedType
 import com.vitorpamplona.amethyst.service.relays.RelayPool
+import com.vitorpamplona.quartz.events.ContactListEvent
 import kotlinx.collections.immutable.toImmutableSet
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -90,6 +90,12 @@ class NewRelayListViewModel : ViewModel() {
         }
     }
 
+    fun deleteAll() {
+        _relays.update { relays ->
+            relays.dropWhile { relays.isNotEmpty() }
+        }
+    }
+
     fun toggleDownload(relay: RelaySetupInfo) {
         _relays.update {
             it.updated(relay, relay.copy(read = !relay.read))

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewUserMetadataViewModel.kt

@@ -10,11 +10,10 @@ import androidx.lifecycle.viewModelScope
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.databind.node.ObjectNode
 import com.vitorpamplona.amethyst.model.Account
-import com.vitorpamplona.amethyst.service.model.GitHubIdentity
-import com.vitorpamplona.amethyst.service.model.MastodonIdentity
-import com.vitorpamplona.amethyst.service.model.TwitterIdentity
 import com.vitorpamplona.amethyst.ui.components.MediaCompressor
-import id.zelory.compressor.Compressor.compress
+import com.vitorpamplona.quartz.events.GitHubIdentity
+import com.vitorpamplona.quartz.events.MastodonIdentity
+import com.vitorpamplona.quartz.events.TwitterIdentity
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.launch

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/RelayInformationDialog.kt

@@ -323,7 +323,7 @@ fun loadRelayInfo(
                                         Toast
                                             .makeText(
                                                 context,
-                                                context.getString(R.string.an_error_ocurred_trying_to_get_relay_information, dirtyUrl),
+                                                context.getString(R.string.an_error_occurred_trying_to_get_relay_information, dirtyUrl),
                                                 Toast.LENGTH_SHORT
                                             ).show()
                                     }
@@ -334,7 +334,7 @@ fun loadRelayInfo(
                                     Toast
                                         .makeText(
                                             context,
-                                            context.getString(R.string.an_error_ocurred_trying_to_get_relay_information, dirtyUrl),
+                                            context.getString(R.string.an_error_occurred_trying_to_get_relay_information, dirtyUrl),
                                             Toast.LENGTH_SHORT
                                         ).show()
                                 }
@@ -343,12 +343,12 @@ fun loadRelayInfo(
                     }
 
                     override fun onFailure(call: Call, e: IOException) {
-                        Log.e("RelayInfoFail", "Resulting Message from Relay in not parseable $dirtyUrl", e)
+                        Log.e("RelayInfoFail", "$dirtyUrl unavailable", e)
                         scope.launch {
                             Toast
                                 .makeText(
                                     context,
-                                    context.getString(R.string.an_error_ocurred_trying_to_get_relay_information, dirtyUrl),
+                                    context.getString(R.string.an_error_occurred_trying_to_get_relay_information, dirtyUrl),
                                     Toast.LENGTH_SHORT
                                 ).show()
                         }
@@ -361,7 +361,7 @@ fun loadRelayInfo(
             Toast
                 .makeText(
                     context,
-                    context.getString(R.string.an_error_ocurred_trying_to_get_relay_information, dirtyUrl),
+                    context.getString(R.string.an_error_occurred_trying_to_get_relay_information, dirtyUrl),
                     Toast.LENGTH_SHORT
                 ).show()
         }

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/RelaySelectionDialog.kt

@@ -0,0 +1,206 @@
+package com.vitorpamplona.amethyst.ui.actions
+
+import android.widget.Toast
+import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.combinedClickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.itemsIndexed
+import androidx.compose.material.Surface
+import androidx.compose.material.Switch
+import androidx.compose.material.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.window.Dialog
+import androidx.compose.ui.window.DialogProperties
+import com.vitorpamplona.amethyst.R
+import com.vitorpamplona.amethyst.model.RelayInformation
+import com.vitorpamplona.amethyst.service.relays.Relay
+import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
+import kotlinx.coroutines.launch
+
+data class RelayList(
+    val relay: Relay,
+    val isSelected: Boolean
+)
+
+@Composable
+fun RelaySelectionDialog(
+    list: List<Relay>,
+    onClose: () -> Unit,
+    onPost: (list: List<Relay>) -> Unit,
+    accountViewModel: AccountViewModel,
+    nav: (String) -> Unit
+) {
+    val scope = rememberCoroutineScope()
+    val context = LocalContext.current
+    val relayList = accountViewModel.account.activeRelays()?.filter {
+        it.write
+    }?.map {
+        it
+    } ?: accountViewModel.account.convertLocalRelays().filter {
+        it.write
+    }
+
+    var relays by remember {
+        mutableStateOf(
+            relayList.map {
+                RelayList(
+                    it,
+                    list.any { relay -> it.url == relay.url }
+                )
+            }
+        )
+    }
+    var relayInfo: RelayInformation? by remember { mutableStateOf(null) }
+
+    if (relayInfo != null) {
+        RelayInformationDialog(
+            onClose = {
+                relayInfo = null
+            },
+            relayInfo = relayInfo!!,
+            accountViewModel,
+            nav
+        )
+    }
+
+    var selected by remember {
+        mutableStateOf(true)
+    }
+
+    Dialog(
+        onDismissRequest = { onClose() },
+        properties = DialogProperties(
+            usePlatformDefaultWidth = false,
+            dismissOnClickOutside = false,
+            decorFitsSystemWindows = false
+        )
+    ) {
+        Surface(
+            modifier = Modifier
+                .fillMaxWidth()
+                .fillMaxHeight()
+        ) {
+            Column(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .fillMaxHeight()
+                    .padding(start = 10.dp, end = 10.dp, top = 10.dp)
+
+            ) {
+                Row(
+                    modifier = Modifier.fillMaxWidth(),
+                    horizontalArrangement = Arrangement.SpaceBetween,
+                    verticalAlignment = Alignment.CenterVertically
+                ) {
+                    CloseButton(
+                        onCancel = {
+                            onClose()
+                        }
+                    )
+
+                    PostButton(
+                        onPost = {
+                            val selectedRelays = relays.filter { it.isSelected }
+                            if (selectedRelays.isEmpty()) {
+                                scope.launch {
+                                    Toast.makeText(context, context.getString(R.string.select_a_relay_to_continue), Toast.LENGTH_SHORT).show()
+                                }
+                                return@PostButton
+                            }
+                            onPost(selectedRelays.map { it.relay })
+                            onClose()
+                        },
+                        isActive = true
+                    )
+                }
+
+                RelaySwitch(
+                    text = stringResource(R.string.select_deselect_all),
+                    checked = selected,
+                    onClick = {
+                        selected = !selected
+                        relays = relays.mapIndexed { _, item ->
+                            item.copy(isSelected = selected)
+                        }
+                    }
+                )
+
+                LazyColumn(
+                    contentPadding = PaddingValues(
+                        top = 10.dp,
+                        bottom = 10.dp
+                    )
+                ) {
+                    itemsIndexed(
+                        relays,
+                        key = { _, item -> item.relay.url }
+                    ) { index, item ->
+                        RelaySwitch(
+                            text = item.relay.url
+                                .removePrefix("ws://")
+                                .removePrefix("wss://")
+                                .removeSuffix("/"),
+                            checked = item.isSelected,
+                            onClick = {
+                                relays = relays.mapIndexed { j, item ->
+                                    if (index == j) {
+                                        item.copy(isSelected = !item.isSelected)
+                                    } else {
+                                        item
+                                    }
+                                }
+                            },
+                            onLongPress = {
+                                loadRelayInfo(item.relay.url, context, scope) {
+                                    relayInfo = it
+                                }
+                            }
+                        )
+                    }
+                }
+            }
+        }
+    }
+}
+
+@OptIn(ExperimentalFoundationApi::class)
+@Composable
+fun RelaySwitch(text: String, checked: Boolean, onClick: () -> Unit, onLongPress: () -> Unit = { }) {
+    Row(
+        horizontalArrangement = Arrangement.SpaceBetween,
+        verticalAlignment = Alignment.CenterVertically,
+        modifier = Modifier
+            .combinedClickable(
+                onClick = onClick,
+                onLongClick = onLongPress
+            )
+    ) {
+        Text(
+            modifier = Modifier.weight(1f),
+            text = text
+        )
+        Switch(
+            checked = checked,
+            onCheckedChange = {
+                onClick()
+            }
+        )
+    }
+}

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/UrlUserTagTransformation.kt

@@ -11,8 +11,8 @@ import androidx.compose.ui.text.input.TransformedText
 import androidx.compose.ui.text.input.VisualTransformation
 import androidx.compose.ui.text.style.TextDecoration
 import com.vitorpamplona.amethyst.model.LocalCache
-import com.vitorpamplona.amethyst.model.decodePublicKey
-import com.vitorpamplona.amethyst.model.toHexKey
+import com.vitorpamplona.quartz.encoders.decodePublicKey
+import com.vitorpamplona.quartz.encoders.toHexKey
 import kotlin.math.roundToInt
 
 data class RangesChanges(val original: TextRange, val modified: TextRange)
@@ -43,7 +43,8 @@ fun buildAnnotatedStringWithUrlHighlighting(text: AnnotatedString, color: Color)
 
                             val endIndex = startIndex + keyB32.length
 
-                            val key = decodePublicKey(keyB32.removePrefix("@"))
+                            val key =
+                                decodePublicKey(keyB32.removePrefix("@"))
                             val user = LocalCache.getOrCreateUser(key.toHexKey())
 
                             val newWord = "@${user.toBestDisplayName()}"