Revert "feat(video_calls): added system ui for call and navigation to the app"

This reverts commit ea5fced456.

lib/features/video_calls/services/video_call_callkit_coordinator.dart

@@ -30,7 +30,6 @@ class VideoCallCallKitCoordinator {
   final VideoCallSessionCubit? _videoCallSessionCubit;
 
   StreamSubscription<CallEvent?>? _eventSubscription;
-  AppLifecycleListener? _lifecycleListener;
   final Map<String, CallKitParams> _callKitParamsById = {};
   final Set<String> _acceptHandledCallKitIds = {};
   final Set<String> _suppressedEndCallKitIds = {};
@@ -50,17 +49,16 @@ class VideoCallCallKitCoordinator {
 
     if (Platform.isIOS) {
       _voipDiagnosticsChannel.setMethodCallHandler((call) async {
-        if (call.method == 'voipDiagnosticsUpdated') {
-          _scheduleNativeVoipDiagnosticsDrain();
+        switch (call.method) {
+          case 'voipDiagnosticsUpdated':
+            _scheduleNativeVoipDiagnosticsDrain();
+          case 'acceptedVoipCall':
+            await _handleNativeAcceptedVoipCall(call.arguments);
         }
       });
       await _firebaseApi.registerPushToken();
-      _lifecycleListener = AppLifecycleListener(
-        onResume: () => unawaited(_openActiveCallKitCallIfNeeded()),
-      );
       WidgetsBinding.instance.addPostFrameCallback((_) {
         _scheduleNativeVoipDiagnosticsDrain();
-        unawaited(_openActiveCallKitCallIfNeeded());
       });
       return;
     }
@@ -83,9 +81,7 @@ class VideoCallCallKitCoordinator {
 
   void dispose() {
     unawaited(_eventSubscription?.cancel());
-    _lifecycleListener?.dispose();
     _eventSubscription = null;
-    _lifecycleListener = null;
     _callKitParamsById.clear();
     _initialized = false;
   }
@@ -289,53 +285,6 @@ class VideoCallCallKitCoordinator {
     return _paramsForCallId(id);
   }
 
-  /// When the user opens the app from the system CallKit UI (e.g. taps "Итвио"),
-  /// navigate to the in-app call screen for an already-accepted active call.
-  Future<void> _openActiveCallKitCallIfNeeded() async {
-    if (!Platform.isIOS) return;
-    if (_cubit.state.connectPhase != VideoCallConnectPhase.idle) return;
-
-    final activeCalls = await FlutterCallkitIncoming.activeCalls();
-    if (activeCalls.isEmpty) return;
-
-    for (final params in activeCalls) {
-      _cacheCallKitParams(params);
-      if (!params.isAccepted) continue;
-
-      final extra = params.extra ?? <String, dynamic>{};
-      final conversationUuid = _parseConversationUuid(
-        extra,
-        handle: params.handle,
-      );
-      if (conversationUuid.isEmpty) continue;
-
-      await _deliverIncomingAccept(
-        callKitId: params.id,
-        conversationUuid: conversationUuid,
-        counterpartName:
-            _parseString(extra, const [
-              'counterpartName',
-              'caller_name',
-              'callerName',
-            ]) ??
-            params.nameCaller,
-        counterpartAvatarUrl:
-            _parseString(extra, const [
-              'counterpartAvatarUrl',
-              'avatar',
-              'avatarUrl',
-              'caller_avatar',
-            ]) ??
-            params.avatar,
-        localParticipantName: _parseString(extra, const [
-          'localParticipantName',
-          'local_participant_name',
-        ]),
-      );
-      return;
-    }
-  }
-
   Future<void> _onNativeAcceptCallHandle(Map<dynamic, dynamic> body) async {
     final extra = Map<String, dynamic>.from(body);
     final conversationUuid = _parseConversationUuid(extra);
@@ -368,6 +317,57 @@ class VideoCallCallKitCoordinator {
     );
   }
 
+  Future<void> _handleNativeAcceptedVoipCall(Object? arguments) async {
+    if (!Platform.isIOS) return;
+
+    final data = _stringKeyedMap(arguments);
+    final extra = _stringKeyedMap(data['extra']);
+    final callKitId = _parseString(data, const ['id', 'uuid']);
+    if (callKitId == null) {
+      log(
+        'VideoCallCallKitCoordinator: native acceptedVoipCall without callKitId, data=$data',
+        name: 'VideoCallCallKit',
+      );
+      return;
+    }
+
+    final conversationUuid = _parseConversationUuid(
+      extra,
+      handle: _parseString(data, const ['handle']),
+    );
+    if (conversationUuid.isEmpty) {
+      log(
+        'VideoCallCallKitCoordinator: native acceptedVoipCall without conversationUuid, data=$data',
+        name: 'VideoCallCallKit',
+      );
+      return;
+    }
+
+    await _deliverIncomingAccept(
+      callKitId: callKitId,
+      conversationUuid: conversationUuid,
+      counterpartName:
+          _parseString(extra, const [
+            'counterpartName',
+            'caller_name',
+            'callerName',
+          ]) ??
+          _parseString(data, const ['nameCaller']),
+      counterpartAvatarUrl:
+          _parseString(extra, const [
+            'counterpartAvatarUrl',
+            'avatar',
+            'avatarUrl',
+            'caller_avatar',
+          ]) ??
+          _parseString(data, const ['avatar']),
+      localParticipantName: _parseString(extra, const [
+        'localParticipantName',
+        'local_participant_name',
+      ]),
+    );
+  }
+
   Future<void> _handleAccept(String callKitId) async {
     if (_acceptHandledCallKitIds.contains(callKitId)) return;
 
@@ -387,14 +387,6 @@ class VideoCallCallKitCoordinator {
       return;
     }
 
-    if (Platform.isIOS) {
-      log(
-        'VideoCallCallKitCoordinator: iOS accept received (keeping CallKit UI), callKitId=$callKitId, conversationUuid=$conversationUuid',
-        name: 'VideoCallCallKit',
-      );
-      return;
-    }
-
     await _deliverIncomingAccept(
       callKitId: callKitId,
       conversationUuid: conversationUuid,