feat: import Chinese-localized Buzz source snapshot

Signed-off-by: cls_宁波本机 <908705107@qq.com>
2026-08-13 18:34:25 +08:00
parent 61c3fa1df9
commit 9dfa06ffee
3785 changed files with 1085458 additions and 2 deletions
@@ -0,0 +1,55 @@
+import 'dart:async';
+
+import 'package:connectivity_plus/connectivity_plus.dart';
+import 'package:flutter/widgets.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+
+import 'relay_session.dart';
+
+/// Tracks the app lifecycle state and drives websocket connect/disconnect
+/// behavior for mobile battery efficiency.
+class AppLifecycleNotifier extends Notifier<AppLifecycleState> {
+  AppLifecycleListener? _listener;
+  StreamSubscription<List<ConnectivityResult>>? _connectivitySub;
+
+  @override
+  AppLifecycleState build() {
+    _listener = AppLifecycleListener(onStateChange: _onStateChange);
+
+    // Watch connectivity changes to trigger reconnect on network restore.
+    _connectivitySub = Connectivity().onConnectivityChanged.listen((results) {
+      final hasNetwork = results.any((r) => r != ConnectivityResult.none);
+      if (hasNetwork && state == AppLifecycleState.resumed) {
+        ref.read(relaySessionProvider.notifier).onAppResumed();
+      }
+    });
+
+    ref.onDispose(() {
+      _listener?.dispose();
+      _connectivitySub?.cancel();
+    });
+
+    return AppLifecycleState.resumed;
+  }
+
+  void _onStateChange(AppLifecycleState newState) {
+    state = newState;
+
+    final session = ref.read(relaySessionProvider.notifier);
+    switch (newState) {
+      case AppLifecycleState.resumed:
+        session.onAppResumed();
+      case AppLifecycleState.paused:
+      case AppLifecycleState.detached:
+        session.onAppPaused();
+      case AppLifecycleState.inactive:
+      case AppLifecycleState.hidden:
+        break; // Brief transition states — no action.
+    }
+  }
+}
+
+final appLifecycleProvider =
+    NotifierProvider<AppLifecycleNotifier, AppLifecycleState>(
+      AppLifecycleNotifier.new,
+    );