✨ Chat unread indicator across all chat

lib/pods/chat/call.g.dart

@@ -6,7 +6,7 @@ part of 'call.dart';
 // RiverpodGenerator
 // **************************************************************************
 
-String _$callNotifierHash() => r'2caee30f42315e539cb4df17c0d464ceed41ffa0';
+String _$callNotifierHash() => r'ef4e3e9c9d411cf9dce1ceb456a3b866b2c87db3';
 
 /// See also [CallNotifier].
 @ProviderFor(CallNotifier)

lib/pods/chat/chat_summary.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+import 'dart:math' as math;
 import 'package:riverpod_annotation/riverpod_annotation.dart';
 import 'package:island/models/chat.dart';
 import 'package:island/pods/network.dart';
@@ -6,6 +8,58 @@ import 'package:island/pods/chat/chat_subscribe.dart';
 
 part 'chat_summary.g.dart';
 
+@riverpod
+class ChatUnreadCountNotifier extends _$ChatUnreadCountNotifier {
+  StreamSubscription<WebSocketPacket>? _subscription;
+
+  @override
+  Future<int> build() async {
+    // Subscribe to websocket events when this provider is built
+    _subscribeToWebSocket();
+
+    // Dispose the subscription when this provider is disposed
+    ref.onDispose(() {
+      _subscription?.cancel();
+    });
+
+    try {
+      final client = ref.read(apiClientProvider);
+      final response = await client.get('/sphere/chat/unread');
+      return (response.data as num).toInt();
+    } catch (_) {
+      return 0;
+    }
+  }
+
+  void _subscribeToWebSocket() {
+    final webSocketService = ref.read(websocketProvider);
+    _subscription = webSocketService.dataStream.listen((packet) {
+      if (packet.type == 'messages.new' && packet.data != null) {
+        final message = SnChatMessage.fromJson(packet.data!);
+        final currentSubscribed = ref.read(currentSubscribedChatIdProvider);
+        // Only increment if the message is not from the currently subscribed chat
+        if (message.chatRoomId != currentSubscribed) {
+          _incrementCounter();
+        }
+      }
+    });
+  }
+
+  Future<void> _incrementCounter() async {
+    final current = await future;
+    state = AsyncData(current + 1);
+  }
+
+  Future<void> decrement(int count) async {
+    final current = await future;
+    state = AsyncData(math.max(current - count, 0));
+  }
+
+  void clear() async {
+    state = AsyncData(0);
+  }
+}
+
 @riverpod
 class ChatSummary extends _$ChatSummary {
   @override
@@ -41,6 +95,14 @@ class ChatSummary extends _$ChatSummary {
     state.whenData((summaries) {
       final summary = summaries[chatId];
       if (summary != null) {
+        // Decrement global unread count
+        final unreadToDecrement = summary.unreadCount;
+        if (unreadToDecrement > 0) {
+          ref
+              .read(chatUnreadCountNotifierProvider.notifier)
+              .decrement(unreadToDecrement);
+        }
+
         state = AsyncData({
           ...summaries,
           chatId: SnChatSummary(

lib/pods/chat/chat_summary.g.dart

@@ -6,6 +6,24 @@ part of 'chat_summary.dart';
 // RiverpodGenerator
 // **************************************************************************
 
+String _$chatUnreadCountNotifierHash() =>
+    r'b8d93589dc37f772d4c3a07d9afd81c37026e57d';
+
+/// See also [ChatUnreadCountNotifier].
+@ProviderFor(ChatUnreadCountNotifier)
+final chatUnreadCountNotifierProvider =
+    AutoDisposeAsyncNotifierProvider<ChatUnreadCountNotifier, int>.internal(
+      ChatUnreadCountNotifier.new,
+      name: r'chatUnreadCountNotifierProvider',
+      debugGetCreateSourceHash:
+          const bool.fromEnvironment('dart.vm.product')
+              ? null
+              : _$chatUnreadCountNotifierHash,
+      dependencies: null,
+      allTransitiveDependencies: null,
+    );
+
+typedef _$ChatUnreadCountNotifier = AutoDisposeAsyncNotifier<int>;
 String _$chatSummaryHash() => r'33815a3bd81d20902b7063e8194fe336930df9b4';
 
 /// See also [ChatSummary].

lib/pods/chat/messages_notifier.g.dart

@@ -6,7 +6,7 @@ part of 'messages_notifier.dart';
 // RiverpodGenerator
 // **************************************************************************
 
-String _$messagesNotifierHash() => r'27e5d686d9204ba39adbd1838cf4a6eaea0ac85f';
+String _$messagesNotifierHash() => r'27ce32c54e317a04e1d554ed4a70a24e4503fdd1';
 
 /// Copied from Dart SDK
 class _SystemHash {

lib/screens/tabs.dart

@@ -14,6 +14,7 @@ import 'package:island/widgets/navigation/fab_menu.dart';
 import 'package:material_symbols_icons/symbols.dart';
 import 'package:styled_widget/styled_widget.dart';
 import 'package:island/pods/config.dart';
+import 'package:island/pods/chat/chat_summary.dart';
 
 final currentRouteProvider = StateProvider<String?>((ref) => null);
 
@@ -50,6 +51,8 @@ class TabsScreen extends HookConsumerWidget {
       notificationUnreadCountNotifierProvider,
     );
 
+    final chatUnreadCount = ref.watch(chatUnreadCountNotifierProvider);
+
     final wideScreen = isWideScreen(context);
 
     final destinations = [
@@ -59,7 +62,11 @@ class TabsScreen extends HookConsumerWidget {
       ),
       NavigationDestination(
         label: 'chat'.tr(),
-        icon: const Icon(Symbols.forum_rounded),
+        icon: Badge.count(
+          count: chatUnreadCount.value ?? 0,
+          isLabelVisible: (chatUnreadCount.value ?? 0) > 0,
+          child: const Icon(Symbols.forum_rounded),
+        ),
       ),
       NavigationDestination(
         label: 'realms'.tr(),