79 lines
2.4 KiB
Dart
79 lines
2.4 KiB
Dart
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import 'package:firebase_core/firebase_core.dart';
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import 'package:firebase_messaging/firebase_messaging.dart';
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import 'package:flutter_local_notifications/flutter_local_notifications.dart';
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import 'api_client.dart';
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@pragma('vm:entry-point')
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Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
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await Firebase.initializeApp();
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// VoIP pushes are handled natively by twilio_voice plugin.
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// Other data messages can show a local notification if needed.
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}
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class PushNotificationService {
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final ApiClient _api;
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final FirebaseMessaging _messaging = FirebaseMessaging.instance;
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final FlutterLocalNotificationsPlugin _localNotifications =
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FlutterLocalNotificationsPlugin();
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PushNotificationService(this._api);
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Future<void> initialize() async {
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FirebaseMessaging.onBackgroundMessage(_firebaseMessagingBackgroundHandler);
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await _messaging.requestPermission(
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alert: true,
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badge: true,
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sound: true,
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criticalAlert: true,
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);
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// Initialize local notifications
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const androidSettings =
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AndroidInitializationSettings('@mipmap/ic_launcher');
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const initSettings = InitializationSettings(android: androidSettings);
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await _localNotifications.initialize(initSettings);
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// Get and register FCM token
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final token = await _messaging.getToken();
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if (token != null) {
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await _registerToken(token);
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}
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// Listen for token refresh
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_messaging.onTokenRefresh.listen(_registerToken);
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// Handle foreground messages (non-VoIP)
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FirebaseMessaging.onMessage.listen(_handleForegroundMessage);
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}
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Future<void> _registerToken(String token) async {
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try {
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await _api.dio.post('/fcm/register', data: {'fcm_token': token});
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} catch (_) {}
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}
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void _handleForegroundMessage(RemoteMessage message) {
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final data = message.data;
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final type = data['type'];
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// VoIP incoming_call is handled by twilio_voice natively
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if (type == 'incoming_call') return;
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// Show local notification for other types (missed call, queue alert, etc.)
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_localNotifications.show(
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message.hashCode,
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data['title'] ?? 'TWP Softphone',
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data['body'] ?? '',
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const NotificationDetails(
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android: AndroidNotificationDetails(
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'twp_general',
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'General Notifications',
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importance: Importance.high,
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priority: Priority.high,
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),
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),
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);
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}
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}
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