Initial implementation of navigation from notification(not yet working)

lib/main.dart

@@ -11,6 +11,7 @@ import 'firebase_options.dart';
 // removed unused imports
 import 'app.dart';
 import 'providers/notifications_provider.dart';
+import 'providers/notification_navigation_provider.dart';
 import 'utils/app_time.dart';
 import 'utils/notification_permission.dart';
 import 'services/notification_service.dart';
@@ -21,6 +22,8 @@ import 'package:shared_preferences/shared_preferences.dart';
 
 // audio player not used at top-level; instantiate where needed
 StreamSubscription<String?>? _fcmTokenRefreshSub;
+late ProviderContainer _globalProviderContainer;
+
 Map<String, String> _formatNotificationFromData(Map<String, dynamic> data) {
   String actor = '';
   if (data['actor_name'] != null) {
@@ -186,6 +189,29 @@ Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
   // Create a unique ID for the notification display
   final int id = DateTime.now().millisecondsSinceEpoch ~/ 1000;
 
+  // Build payload string with ticket/task information for navigation
+  final payloadParts = <String>[];
+  final taskId =
+      (message.data['task_id'] ??
+              message.data['taskId'] ??
+              message.data['task'])
+          ?.toString();
+  final ticketId =
+      message.data['ticket_id'] ??
+      message.data['ticketId'] ??
+      message.data['ticket']?.toString() ??
+      '';
+
+  if (taskId != null && taskId.isNotEmpty) {
+    payloadParts.add('task:$taskId');
+  }
+  if (ticketId.isNotEmpty) {
+    payloadParts.add('ticket:$ticketId');
+  }
+  final payload = payloadParts.join('|').isNotEmpty
+      ? payloadParts.join('|')
+      : message.data['type']?.toString() ?? '';
+
   // 3. Define the exact same channel specifics
   const androidDetails = AndroidNotificationDetails(
     'tasq_custom_sound_channel_3',
@@ -202,7 +228,7 @@ Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
     title: title,
     body: body,
     notificationDetails: const NotificationDetails(android: androidDetails),
-    payload: message.data['type'], // Or whatever payload you need for routing
+    payload: payload,
   );
 }
 
@@ -395,11 +421,35 @@ Future<void> main() async {
       if (!recent.containsKey(stableId)) {
         recent[stableId] = now;
         await prefs.setString('recent_notifs', jsonEncode(recent));
+
+        // Build payload string with ticket/task information for navigation
+        final payloadParts = <String>[];
+        final taskId =
+            (message.data['task_id'] ??
+                    message.data['taskId'] ??
+                    message.data['task'])
+                ?.toString();
+        final ticketId =
+            message.data['ticket_id'] ??
+            message.data['ticketId'] ??
+            message.data['ticket']?.toString() ??
+            '';
+
+        if (taskId != null && taskId.isNotEmpty) {
+          payloadParts.add('task:$taskId');
+        }
+        if (ticketId.isNotEmpty) {
+          payloadParts.add('ticket:$ticketId');
+        }
+        final payload = payloadParts.join('|').isNotEmpty
+            ? payloadParts.join('|')
+            : message.data['payload']?.toString() ?? '';
+
         NotificationService.show(
           id: DateTime.now().millisecondsSinceEpoch ~/ 1000,
           title: formatted['title']!,
           body: formatted['body']!,
-          payload: message.data['payload'],
+          payload: payload,
         );
       }
     } catch (e) {
@@ -408,24 +458,11 @@ Future<void> main() async {
         id: DateTime.now().millisecondsSinceEpoch ~/ 1000,
         title: formatted['title']!,
         body: formatted['body']!,
-        payload: message.data['payload'],
+        payload: '',
       );
     }
   });
 
-  // initialize the local notifications plugin so we can post alerts later
-  await NotificationService.initialize(
-    onDidReceiveNotificationResponse: (response) {
-      // handle user tapping a notification; the payload format is up to us
-      final payload = response.payload;
-      if (payload != null && payload.startsWith('ticket:')) {
-        // ignore if context not mounted; we might use a navigator key in real
-        // app, but keep this simple for now
-        // TODO: navigate to ticket/task as appropriate
-      }
-    },
-  );
-
   // 1. Define the High Importance Channel (This MUST match your manifest exactly)
   const AndroidNotificationChannel channel = AndroidNotificationChannel(
     'tasq_custom_sound_channel', // id
@@ -448,6 +485,49 @@ Future<void> main() async {
   // global navigator key used for snackbars/navigation from notification
   final navigatorKey = GlobalKey<NavigatorState>();
 
+  // initialize the local notifications plugin so we can post alerts later
+  await NotificationService.initialize(
+    onDidReceiveNotificationResponse: (response) {
+      // handle user tapping a notification; the payload format is "ticket:ID",
+      // "task:ID", "tasknum:NUMBER", or a combination separated by "|"
+      final payload = response.payload;
+      if (payload != null && payload.isNotEmpty) {
+        // Parse the payload to extract ticket and task information
+        final parts = payload.split('|');
+        String? ticketId;
+        String? taskId;
+
+        for (final part in parts) {
+          if (part.startsWith('ticket:')) {
+            ticketId = part.substring('ticket:'.length);
+          } else if (part.startsWith('task:')) {
+            taskId = part.substring('task:'.length);
+          }
+        }
+
+        // Update the pending navigation provider
+        if (ticketId != null && ticketId.isNotEmpty) {
+          _globalProviderContainer
+              .read(pendingNotificationNavigationProvider.notifier)
+              .state = (
+            type: 'ticket',
+            id: ticketId,
+          );
+        } else if (taskId != null && taskId.isNotEmpty) {
+          _globalProviderContainer
+              .read(pendingNotificationNavigationProvider.notifier)
+              .state = (
+            type: 'task',
+            id: taskId,
+          );
+        }
+      }
+    },
+  );
+
+  // Create the global provider container
+  _globalProviderContainer = ProviderContainer();
+
   runApp(
     ProviderScope(
       observers: [NotificationSoundObserver()],

lib/providers/notification_navigation_provider.dart

@@ -0,0 +1,7 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+typedef PendingNavigation = ({String type, String id})?;
+
+final pendingNotificationNavigationProvider = StateProvider<PendingNavigation>(
+  (ref) => null,
+);

lib/services/notification_bridge.dart

@@ -1,9 +1,11 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:firebase_messaging/firebase_messaging.dart';
+import 'package:go_router/go_router.dart';
 
 import '../models/notification_item.dart';
 import '../providers/notifications_provider.dart';
+import '../providers/notification_navigation_provider.dart';
 
 /// Wraps the app and installs both a Supabase realtime listener and the
 /// FCM handlers described in the frontend design.
@@ -112,6 +114,25 @@ class _NotificationBridgeState extends ConsumerState<NotificationBridge>
       }
       _prevList = nextList;
     });
+
+    // Listen for pending navigation from notification taps
+    ref.listen<PendingNavigation?>(pendingNotificationNavigationProvider, (
+      previous,
+      next,
+    ) {
+      if (next != null) {
+        final type = next.type;
+        final id = next.id;
+        if (type == 'ticket') {
+          GoRouter.of(context).go('/tickets/$id');
+        } else if (type == 'task') {
+          GoRouter.of(context).go('/tasks/$id');
+        }
+        // Clear the pending navigation after handling
+        ref.read(pendingNotificationNavigationProvider.notifier).state = null;
+      }
+    });
+
     return widget.child;
   }
 }