fix: Click on notification does not open room

lib/utils/background_push.dart

@@ -36,6 +36,7 @@ import 'package:fluffychat/utils/matrix_sdk_extensions/client_stories_extension.
 import 'package:fluffychat/utils/push_helper.dart';
 import '../config/app_config.dart';
 import '../config/setting_keys.dart';
+import '../widgets/fluffy_chat_app.dart';
 import 'famedlysdk_store.dart';
 import 'platform_infos.dart';
 
@@ -51,7 +52,7 @@ class BackgroundPush {
       FlutterLocalNotificationsPlugin();
   Client client;
   BuildContext? context;
-  GlobalKey<VRouterState>? router;
+  GlobalKey<VRouterState> get router => FluffyChatApp.routerKey;
   String? _fcmToken;
   void Function(String errorMsg, {Uri? link})? onFcmError;
   L10n? l10n;
@@ -82,7 +83,7 @@ class BackgroundPush {
         ),
         client: client,
         l10n: l10n,
-        activeRoomId: router?.currentState?.pathParameters['roomid'],
+        activeRoomId: router.currentState?.pathParameters['roomid'],
         onSelectNotification: goToRoom,
       ),
     );
@@ -103,15 +104,12 @@ class BackgroundPush {
 
   factory BackgroundPush(
     Client client,
-    BuildContext context,
-    GlobalKey<VRouterState>? router, {
+    BuildContext context, {
     final void Function(String errorMsg, {Uri? link})? onFcmError,
   }) {
     final instance = BackgroundPush.clientOnly(client);
     instance.context = context;
     // ignore: prefer_initializing_formals
-    instance.router = router;
-    // ignore: prefer_initializing_formals
     instance.onFcmError = onFcmError;
     return instance;
   }
@@ -233,7 +231,7 @@ class BackgroundPush {
       if (details == null ||
           !details.didNotificationLaunchApp ||
           _wentToRoomOnStartup ||
-          router == null) {
+          router.currentState == null) {
         return;
       }
       _wentToRoomOnStartup = true;
@@ -285,7 +283,7 @@ class BackgroundPush {
     try {
       final roomId = response?.payload;
       Logs().v('[Push] Attempting to go to room $roomId...');
-      if (router == null || roomId == null) {
+      if (router.currentState == null || roomId == null) {
         return;
       }
       await client.roomsLoading;
@@ -296,7 +294,7 @@ class BackgroundPush {
               ?.content
               .tryGet<String>('type') ==
           ClientStoriesExtension.storiesRoomType;
-      router!.currentState!.toSegments([isStory ? 'stories' : 'rooms', roomId]);
+      router.currentState!.toSegments([isStory ? 'stories' : 'rooms', roomId]);
     } catch (e, s) {
       Logs().e('[Push] Failed to open room', e, s);
     }
@@ -376,7 +374,7 @@ class BackgroundPush {
       PushNotification.fromJson(data),
       client: client,
       l10n: l10n,
-      activeRoomId: router?.currentState?.pathParameters['roomid'],
+      activeRoomId: router.currentState?.pathParameters['roomid'],
     );
   }
 

lib/widgets/fluffy_chat_app.dart

@@ -78,7 +78,6 @@ class FluffyChatAppState extends State<FluffyChatApp> {
             builder: (context, child) => Matrix(
               key: FluffyChatApp.matrixKey,
               context: context,
-              router: FluffyChatApp.routerKey,
               clients: widget.clients,
               child: child,
             ),

lib/widgets/matrix.dart

@@ -33,6 +33,7 @@ import '../pages/key_verification/key_verification_dialog.dart';
 import '../utils/account_bundles.dart';
 import '../utils/background_push.dart';
 import '../utils/famedlysdk_store.dart';
+import 'fluffy_chat_app.dart';
 import 'local_notifications_extension.dart';
 
 // import 'package:flutter_secure_storage/flutter_secure_storage.dart';
@@ -40,7 +41,7 @@ import 'local_notifications_extension.dart';
 class Matrix extends StatefulWidget {
   final Widget? child;
 
-  final GlobalKey<VRouterState>? router;
+  GlobalKey<VRouterState> get router => FluffyChatApp.routerKey;
 
   final BuildContext context;
 
@@ -50,7 +51,6 @@ class Matrix extends StatefulWidget {
 
   const Matrix({
     this.child,
-    required this.router,
     required this.context,
     required this.clients,
     this.queryParameters,
@@ -177,7 +177,7 @@ class MatrixState extends State<Matrix> with WidgetsBindingObserver {
         ClientManager.addClientNameToStore(_loginClientCandidate!.clientName);
         _registerSubs(_loginClientCandidate!.clientName);
         _loginClientCandidate = null;
-        widget.router!.currentState!.to('/rooms');
+        widget.router.currentState!.to('/rooms');
       });
     return candidate;
   }
@@ -334,15 +334,15 @@ class MatrixState extends State<Matrix> with WidgetsBindingObserver {
         );
 
         if (state != LoginState.loggedIn) {
-          widget.router?.currentState?.to(
+          widget.router.currentState?.to(
             '/rooms',
-            queryParameters: widget.router?.currentState?.queryParameters ?? {},
+            queryParameters: widget.router.currentState?.queryParameters ?? {},
           );
         }
       } else {
-        widget.router?.currentState?.to(
+        widget.router.currentState?.to(
           state == LoginState.loggedIn ? '/rooms' : '/home',
-          queryParameters: widget.router?.currentState?.queryParameters ?? {},
+          queryParameters: widget.router.currentState?.queryParameters ?? {},
         );
       }
     });
@@ -407,7 +407,6 @@ class MatrixState extends State<Matrix> with WidgetsBindingObserver {
       backgroundPush = BackgroundPush(
         client,
         context,
-        widget.router,
         onFcmError: (errorMsg, {Uri? link}) async {
           final result = await showOkCancelAlertDialog(
             barrierDismissible: true,