Notes

Future<void> firebaseMessagingBackgroundHandler(RemoteMessage message) async {}

class PushNotificationsManager {
PushNotificationsManager._();

factory PushNotificationsManager() => _instance;
static final PushNotificationsManager _instance =
PushNotificationsManager._();
FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
new FlutterLocalNotificationsPlugin();
final FirebaseMessaging _firebaseMessaging = FirebaseMessaging.instance;
bool _initialized = false;
var platform;

Future init() async {
if (!_initialized) {
_firebaseMessaging.requestPermission(alert: true, sound: true);
_firebaseMessaging.setForegroundNotificationPresentationOptions(
alert: true, badge: true, sound: true);

_firebaseMessaging
.getToken()
.then((value) => debugPrint("Firebase Messaging token $value"));
_initialized = true;
getIntialMessage();
onMesage();
onAppOpened();
backGroundMessage();
}
}

backGroundMessage() {
FirebaseMessaging.onBackgroundMessage(firebaseMessagingBackgroundHandler);
}

getIntialMessage() {
_firebaseMessaging.getInitialMessage().then((RemoteMessage? message) {
if (message != null) {
onSelectNotification(message.data);
}
});
}

onMesage() {
FirebaseMessaging.onMessage.listen((RemoteMessage message) async {
_firebaseMessaging.setForegroundNotificationPresentationOptions(
alert: true, badge: true, sound: true);
var androids = AndroidInitializationSettings('drawable/ic_notifications');
var ios = new IOSInitializationSettings(defaultPresentSound: true,defaultPresentAlert: true,);
var platform = new InitializationSettings(android: androids, iOS: ios);
flutterLocalNotificationsPlugin.initialize(platform,
onSelectNotification: (String? data) async {
if (message != null) {
onSelectNotification(message.data);
}
});
if (Platform.isAndroid) {
var androidPlatformChannelSpecifics = AndroidNotificationDetails(
'com.emissi.service_provider',
'JOM FYS',
importance: Importance.max,
groupKey: 'JOM FYS',
setAsGroupSummary: true,
groupAlertBehavior: GroupAlertBehavior.all,
playSound: true,
channelShowBadge: true,
visibility: NotificationVisibility.public,
enableVibration: true,
);
var iOSPlatformChannelSpecifics = IOSNotificationDetails(presentSound: true,presentBadge: true,presentAlert: true);
var platformChannelSpecifics = NotificationDetails(
android: androidPlatformChannelSpecifics,
iOS: iOSPlatformChannelSpecifics);
showNotification(message, platformChannelSpecifics);
}

});
}

showNotification(
RemoteMessage event, NotificationDetails platformChannelSpecifics) async {
if (event != null) {
await flutterLocalNotificationsPlugin.show(
1,
'JOM FYS',
event.data['message_title'],
platformChannelSpecifics,
);
}
}

onAppOpened() {
FirebaseMessaging.onMessageOpenedApp.listen((RemoteMessage event) {
if (event != null) {
onSelectNotification(event.data);
}
});
}

Future onSelectNotification(Map<String, dynamic> data) async {


}
}