feat: integrate system_theme for dynamic accent colors

lib/main.dart

@@ -13,12 +13,16 @@ import 'package:ndk/ndk.dart';
 import 'package:ndk/shared/nips/nip01/bip340.dart';
 import 'package:ndk_flutter/ndk_flutter.dart';
 import 'package:ndk_flutter/l10n/app_localizations.dart' as ndk_flutter;
+import 'package:system_theme/system_theme.dart';
 import 'package:toastification/toastification.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
 
+  SystemTheme.fallbackColor = Colors.deepPurpleAccent;
+  await SystemTheme.accentColor.load();
+
   final ndk = Ndk(
     NdkConfig(
       eventVerifier: kIsWeb ? WebEventVerifier() : Bip340EventVerifier(),
@@ -59,8 +63,19 @@ class MainApp extends StatelessWidget {
     return ToastificationWrapper(
       child: GetMaterialApp(
         title: 'File Transfer',
-        theme: ThemeData.light(),
-        darkTheme: ThemeData.dark(),
+        theme: ThemeData.from(
+          colorScheme: ColorScheme.fromSeed(
+            seedColor: SystemTheme.accentColor.accent,
+            brightness: Brightness.light,
+          ),
+        ),
+        darkTheme: ThemeData.from(
+          colorScheme: ColorScheme.fromSeed(
+            seedColor: SystemTheme.accentColor.accent,
+            brightness: Brightness.dark,
+          ),
+        ),
+        themeMode: ThemeMode.system,
         localizationsDelegates: const [ndk_flutter.AppLocalizations.delegate],
         getPages: [
           GetPage(

linux/flutter/generated_plugin_registrant.cc

@@ -9,6 +9,7 @@
 #include <desktop_drop/desktop_drop_plugin.h>
 #include <file_saver/file_saver_plugin.h>
 #include <flutter_secure_storage_linux/flutter_secure_storage_linux_plugin.h>
+#include <system_theme/system_theme_plugin.h>
 #include <url_launcher_linux/url_launcher_plugin.h>
 
 void fl_register_plugins(FlPluginRegistry* registry) {
@@ -21,6 +22,9 @@ void fl_register_plugins(FlPluginRegistry* registry) {
   g_autoptr(FlPluginRegistrar) flutter_secure_storage_linux_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "FlutterSecureStorageLinuxPlugin");
   flutter_secure_storage_linux_plugin_register_with_registrar(flutter_secure_storage_linux_registrar);
+  g_autoptr(FlPluginRegistrar) system_theme_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "SystemThemePlugin");
+  system_theme_plugin_register_with_registrar(system_theme_registrar);
   g_autoptr(FlPluginRegistrar) url_launcher_linux_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "UrlLauncherPlugin");
   url_launcher_plugin_register_with_registrar(url_launcher_linux_registrar);

linux/flutter/generated_plugins.cmake

@@ -6,6 +6,7 @@ list(APPEND FLUTTER_PLUGIN_LIST
   desktop_drop
   file_saver
   flutter_secure_storage_linux
+  system_theme
   url_launcher_linux
 )
 

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -10,6 +10,7 @@ import file_picker
 import file_saver
 import flutter_secure_storage_darwin
 import shared_preferences_foundation
+import system_theme
 import url_launcher_macos
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
@@ -18,5 +19,6 @@ func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   FileSaverPlugin.register(with: registry.registrar(forPlugin: "FileSaverPlugin"))
   FlutterSecureStorageDarwinPlugin.register(with: registry.registrar(forPlugin: "FlutterSecureStorageDarwinPlugin"))
   SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
+  SystemThemePlugin.register(with: registry.registrar(forPlugin: "SystemThemePlugin"))
   UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin"))
 }

pubspec.lock

@@ -729,6 +729,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.4.1"
+  system_theme:
+    dependency: "direct main"
+    description:
+      name: system_theme
+      sha256: "827cc5f94a6c3097a4c08d4f9eb11d345322f9deea5be1cb73611ff24bdf45bb"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.2.0"
+  system_theme_web:
+    dependency: transitive
+    description:
+      name: system_theme_web
+      sha256: a354b25ff0788ed802b48b632187d344a841b2034f16e4f6cdaa295e4a41a8aa
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.0.4"
   term_glyph:
     dependency: transitive
     description:

pubspec.yaml

@@ -25,6 +25,7 @@ dependencies:
   file_transfer_sdk:
     path: packages/file_transfer_sdk
   shared_preferences: ^2.5.4
+  system_theme: ^3.2.0
 
 dev_dependencies:
   flutter_test:

windows/flutter/generated_plugin_registrant.cc

@@ -9,6 +9,7 @@
 #include <desktop_drop/desktop_drop_plugin.h>
 #include <file_saver/file_saver_plugin.h>
 #include <flutter_secure_storage_windows/flutter_secure_storage_windows_plugin.h>
+#include <system_theme/system_theme_plugin.h>
 #include <url_launcher_windows/url_launcher_windows.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
@@ -18,6 +19,8 @@ void RegisterPlugins(flutter::PluginRegistry* registry) {
       registry->GetRegistrarForPlugin("FileSaverPlugin"));
   FlutterSecureStorageWindowsPluginRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("FlutterSecureStorageWindowsPlugin"));
+  SystemThemePluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("SystemThemePlugin"));
   UrlLauncherWindowsRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("UrlLauncherWindows"));
 }

windows/flutter/generated_plugins.cmake

@@ -6,6 +6,7 @@ list(APPEND FLUTTER_PLUGIN_LIST
   desktop_drop
   file_saver
   flutter_secure_storage_windows
+  system_theme
   url_launcher_windows
 )