twonly-app/lib/src/services/fcm_service.dart
2025-03-09 00:06:57 +01:00

92 lines
3.1 KiB
Dart

import 'package:firebase_core/firebase_core.dart';
import 'package:firebase_messaging/firebase_messaging.dart';
import 'package:logging/logging.dart';
import 'package:twonly/globals.dart';
import 'package:twonly/src/app.dart';
import 'package:twonly/src/database/database.dart';
import 'package:twonly/src/providers/api_provider.dart';
import 'package:twonly/src/utils/misc.dart';
import '../../firebase_options.dart';
// see more here: https://firebase.google.com/docs/cloud-messaging/flutter/receive?hl=de
Future initFCMAfterAuthenticated() async {
if (globalIsAppInBackground) return;
final storage = getSecureStorage();
String? storedToken = await storage.read(key: "google_fcm");
final fcmToken = await FirebaseMessaging.instance.getToken();
if (fcmToken == null) {
Logger("init_fcm_service").shout("Error getting fcmToken");
return;
}
if (storedToken == null || fcmToken != storedToken) {
await apiProvider.updateFCMToken(fcmToken);
await storage.write(key: "google_fcm", value: fcmToken);
}
FirebaseMessaging.instance.onTokenRefresh.listen((fcmToken) async {
await apiProvider.updateFCMToken(fcmToken);
await storage.write(key: "google_fcm", value: fcmToken);
}).onError((err) {
// Logger("init_fcm_service").shout("Error getting fcmToken");
});
}
Future initFCMService() async {
await Firebase.initializeApp(
options: DefaultFirebaseOptions.currentPlatform,
);
// You may set the permission requests to "provisional" which allows the user to choose what type
// of notifications they would like to receive once the user receives a notification.
// final notificationSettings =
await FirebaseMessaging.instance.requestPermission(provisional: true);
// For apple platforms, ensure the APNS token is available before making any FCM plugin API calls
// final apnsToken = await FirebaseMessaging.instance.getAPNSToken();
// if (apnsToken != null) {
// APNS token is available, make FCM plugin API requests...
// }
FirebaseMessaging.onBackgroundMessage(_firebaseMessagingBackgroundHandler);
FirebaseMessaging.onMessage.listen((RemoteMessage message) {
print('Got a message whilst in the foreground!');
print('Message data: ${message.data}');
if (message.notification != null) {
print('Message also contained a notification: ${message.notification}');
}
});
}
late TwonlyDatabase bgTwonlyDB;
@pragma('vm:entry-point')
Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
// Wenn Tasks länger als 30 Sekunden ausgeführt werden, wird der Prozess möglicherweise automatisch vom Gerät beendet.
// -> offer backend via http?
Logger("firebase-background")
.shout('Handling a background message: ${message.messageId}');
bgTwonlyDB = TwonlyDatabase();
apiProvider = ApiProvider();
await apiProvider.connect();
final stopwatch = Stopwatch()..start();
while (true) {
if (stopwatch.elapsed >= Duration(seconds: 20)) {
Logger("firebase-background").shout('Exiting background handler');
break;
}
await Future.delayed(Duration(milliseconds: 10));
}
await apiProvider.close(() {});
}