Alive Getx Controller in killed state

[danishrafiqe]

class SimpleChatController extends GetxController
with WidgetsBindingObserver
implements DataChangeEvents {
/// xmpp Connection
XmppConnection? xmppConnection;
}
this is my controller class
and this is my background service class
i want to make alive this controller alive in killed not disposing him self when app is killed
final flutterBackgroundService = FlutterBackgroundService();

Future initializeService() async {
/// OPTIONAL, using custom notification channel id
const AndroidNotificationChannel channel = AndroidNotificationChannel(
'my_foreground', // id
'MY FOREGROUND SERVICE', // title
description:
'This channel is used for important notifications.', // description
importance: Importance.low, // importance must be at low or higher level
);

final FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
FlutterLocalNotificationsPlugin();

if (Platform.isIOS || Platform.isAndroid) {
await flutterLocalNotificationsPlugin.initialize(
const InitializationSettings(
iOS: DarwinInitializationSettings(),
android: AndroidInitializationSettings('ic_bg_service_small'),
),
);
}

await flutterLocalNotificationsPlugin
.resolvePlatformSpecificImplementation<
AndroidFlutterLocalNotificationsPlugin>()
?.createNotificationChannel(channel);

await flutterBackgroundService.configure(
androidConfiguration: AndroidConfiguration(
// this will be executed when app is in foreground or background in separated isolate
onStart: onStart,

  // auto start service
  autoStart: true,
  isForegroundMode: true,

  autoStartOnBoot: true,

  notificationChannelId: 'my_foreground',
  initialNotificationTitle: 'D-iD Connect',
  initialNotificationContent: 'Syncing...',
  foregroundServiceNotificationId: 888,
),
iosConfiguration: IosConfiguration(
  // auto start service
  autoStart: true,

  // this will be executed when app is in foreground in separated isolate
  onForeground: onStart,

  // you have to enable background fetch capability on xcode project
  onBackground: onIosBackground,
),

);
}

@pragma('vm:entry-point')
Future onIosBackground(ServiceInstance service) async {
WidgetsFlutterBinding.ensureInitialized();
DartPluginRegistrant.ensureInitialized();

SharedPreferences preferences = await SharedPreferences.getInstance();
await preferences.reload();
final log = preferences.getStringList('log') ?? [];
log.add(DateTime.now().toIso8601String());
await preferences.setStringList('log', log);

return true;
}

@pragma('vm:entry-point')
void onStart(ServiceInstance service) async {
// Only available for flutter 3.0.0 and later
DartPluginRegistrant.ensureInitialized();

/// OPTIONAL when use custom notification
final FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
FlutterLocalNotificationsPlugin();

if (service is AndroidServiceInstance) {
service.on('setAsForeground').listen((event) {
service.setAsForegroundService();
});

service.on('setAsBackground').listen((event) {
  service.setAsBackgroundService();
});

}

service.on('stopService').listen((event) {
print('Stoppingggggggggggggasasasasasas');
service.stopSelf();
});

// bring to foreground
Timer.periodic(const Duration(seconds: 3), (timer) async {
if (service is AndroidServiceInstance) {
if (await service.isForegroundService()) {
/// OPTIONAL for use custom notification
/// the notification id must be equals with AndroidConfiguration when you call configure() method.

    // if you don't using custom notification, uncomment this
    // service.setForegroundNotificationInfo(
    //   title: "D-iD Connect",
    //   content: "Sync....",
    // );
  }
}

/// you can see this log in logcat
print('FLUTTER BACKGROUND SERVICE: ${DateTime.now()}');

// test using external plugin
final deviceInfo = DeviceInfoPlugin();
String? device;
if (Platform.isAndroid) {
  final androidInfo = await deviceInfo.androidInfo;
  device = androidInfo.model;
}

if (Platform.isIOS) {
  final iosInfo = await deviceInfo.iosInfo;
  device = iosInfo.model;
}

service.invoke(
  'update',
  {
    "current_date": DateTime.now().toIso8601String(),
    "device": device,
  },
);

});
}
@jasonlaw @lsm @lemps @alindeman