Sync update: 2026-05-18 15:45:06

whatsapp_app/lib/services/firebase_service.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 import 'package:firebase_messaging/firebase_messaging.dart';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
@@ -15,7 +16,8 @@ Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
 
 class FirebaseService extends GetxService {
   final FirebaseMessaging _messaging = FirebaseMessaging.instance;
-  final FlutterLocalNotificationsPlugin _localNotifications = FlutterLocalNotificationsPlugin();
+  final FlutterLocalNotificationsPlugin _localNotifications =
+      FlutterLocalNotificationsPlugin();
 
   Future<FirebaseService> init() async {
     // 1. Request Permission
@@ -28,8 +30,9 @@ class FirebaseService extends GetxService {
     // 2. Initialize Local Notifications (for foreground)
     const androidInit = AndroidInitializationSettings('@mipmap/ic_launcher');
     const iosInit = DarwinInitializationSettings();
-    const initSettings = InitializationSettings(android: androidInit, iOS: iosInit);
-    
+    const initSettings =
+        InitializationSettings(android: androidInit, iOS: iosInit);
+
     await _localNotifications.initialize(
       initSettings,
       onDidReceiveNotificationResponse: _onNotificationTap,
@@ -65,9 +68,48 @@ class FirebaseService extends GetxService {
       });
     }
 
+    // 7. Request and register FCM Token on the server
+    _setupFcmTokenRegistration();
+
     return this;
   }
 
+  void _setupFcmTokenRegistration() async {
+    try {
+      final token = await _messaging.getToken();
+      if (token != null) {
+        print('[FCM] Token obtained: ${token.substring(0, 15)}...');
+        _registerTokenOnServer(token);
+      }
+    } catch (e) {
+      print('[FCM ERROR] Could not get token: $e');
+    }
+
+    _messaging.onTokenRefresh.listen((newToken) {
+      print('[FCM] Token refreshed');
+      _registerTokenOnServer(newToken);
+    });
+  }
+
+  void _registerTokenOnServer(String token) {
+    final wsSvc = Get.find<WhatsAppService>();
+    if (wsSvc.status.value == WsStatus.waReady ||
+        wsSvc.status.value == WsStatus.connected) {
+      print('[FCM] Sending token to server...');
+      wsSvc.sendFcmToken(token);
+    } else {
+      // Listen to status changes and send once connected
+      late StreamSubscription sub;
+      sub = wsSvc.status.listen((status) {
+        if (status == WsStatus.waReady || status == WsStatus.connected) {
+          print('[FCM] WebSocket connected, sending token to server...');
+          wsSvc.sendFcmToken(token);
+          sub.cancel();
+        }
+      });
+    }
+  }
+
   void _showLocalNotification(RemoteMessage message) {
     final notification = message.notification;
     if (notification == null) return;
@@ -80,7 +122,8 @@ class FirebaseService extends GetxService {
       ticker: 'ticker',
     );
     const iosDetails = DarwinNotificationDetails();
-    const details = NotificationDetails(android: androidDetails, iOS: iosDetails);
+    const details =
+        NotificationDetails(android: androidDetails, iOS: iosDetails);
 
     _localNotifications.show(
       notification.hashCode,
@@ -101,7 +144,7 @@ class FirebaseService extends GetxService {
   void _handleNotificationClick(Map<String, dynamic> data) {
     final chatId = data['chatId'];
     final name = data['name'] ?? 'Chat';
-    
+
     if (chatId != null) {
       // Mock a conversation model to navigate to ChatScreen
       final dummyChat = ConversationModel(
@@ -113,7 +156,7 @@ class FirebaseService extends GetxService {
         pinned: false,
         isMuted: false,
       );
-      
+
       Get.to(() => ChatScreen(conversation: dummyChat));
     }
   }