Update alarm notification when app in foreground, background and terminate

lib/main.dart

@@ -1,12 +1,12 @@
 import 'dart:developer';
 
+import 'package:alarm/alarm.dart';
 import 'package:firebase_core/firebase_core.dart';
 import 'package:firebase_messaging/firebase_messaging.dart';
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_local_notifications/flutter_local_notifications.dart';
-import 'firebase_options.dart';
+import 'package:persistent_bottom_nav_bar_v2/persistent_bottom_nav_bar_v2.dart' show PersistentTabController;
 
+import 'firebase_options.dart';
 import 'product/lang/l10n/app_localizations.dart';
 import 'product/services/api_services.dart';
 import 'product/services/notification_services.dart';
@@ -16,88 +16,16 @@ import 'bloc/main_bloc.dart';
 import 'product/base/bloc/base_bloc.dart';
 import 'product/constant/navigation/navigation_router.dart';
 
-@pragma('vm:entry-point')
-Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
-  await Firebase.initializeApp(options: DefaultFirebaseOptions.currentPlatform);
-  await setupFlutterNotifications();
-  showFlutterNotification(message);
-  print('Handling a background message ${message.messageId}');
-}
 
 
-/// Create a [AndroidNotificationChannel] for heads up notifications
-late AndroidNotificationChannel channel;
+PersistentTabController controller = PersistentTabController(initialIndex: 0);
 
-bool isFlutterLocalNotificationsInitialized = false;
-
-Future<void> setupFlutterNotifications() async {
-  if (isFlutterLocalNotificationsInitialized) {
-    return;
-  }
-  channel = const AndroidNotificationChannel(
-    'high_importance_channel', // id
-    'High Importance Notifications', // title
-    description:
-        'This channel is used for important notifications.', // description
-    importance: Importance.high,
-  );
-
-  flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
-
-  /// Create an Android Notification Channel.
-  ///
-  /// We use this channel in the `AndroidManifest.xml` file to override the
-  /// default FCM channel to enable heads up notifications.
-  await flutterLocalNotificationsPlugin
-      .resolvePlatformSpecificImplementation<
-          AndroidFlutterLocalNotificationsPlugin>()
-      ?.createNotificationChannel(channel);
-
-  /// Update the iOS foreground notification presentation options to allow
-  /// heads up notifications.
-  await FirebaseMessaging.instance.setForegroundNotificationPresentationOptions(
-    alert: true,
-    badge: true,
-    sound: true,
-  );
-  isFlutterLocalNotificationsInitialized = true;
-}
-
-void showFlutterNotification(RemoteMessage message) {
-  RemoteNotification? notification = message.notification;
-  AndroidNotification? android = message.notification?.android;
-  if (notification != null && android != null && !kIsWeb) {
-    flutterLocalNotificationsPlugin.show(
-      notification.hashCode,
-      notification.title,
-      notification.body,
-      NotificationDetails(
-        android: AndroidNotificationDetails(
-          channel.id,
-          channel.name,
-          channelDescription: channel.description,
-          // TODO add a proper drawable resource to android, for now using
-          //      one that already exists in example app.
-          icon: 'launch_background',
-        ),
-      ),
-    );
-  }
-}
-
-/// Initialize the [FlutterLocalNotificationsPlugin] package.
-late FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin;
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
-  await Firebase.initializeApp();
-  // Set the background messaging handler early on, as a named top-level function
-  FirebaseMessaging.onBackgroundMessage(_firebaseMessagingBackgroundHandler);
-
-  if (!kIsWeb) {
-    await setupFlutterNotifications();
-  }
-
+  await Firebase.initializeApp(options: DefaultFirebaseOptions.currentPlatform, name: "sfm-notification");
+  FirebaseMessaging.onBackgroundMessage(firebaseMessagingBackgroundHandler);
+  await Alarm.init();
   runApp(
     BlocProvider(
       child: const MyApp(),
@@ -129,7 +57,7 @@ class _MyAppState extends State<MyApp> {
   late MainBloc mainBloc;
   LanguageServices languageServices = LanguageServices();
   ThemeServices themeServices = ThemeServices();
-  // final NotificationServices notificationServices = NotificationServices();
+  final NotificationServices notificationServices = NotificationServices();
   APIServices apiServices = APIServices();
   setLocale(Locale locale) {
     _locale = locale;
@@ -145,20 +73,11 @@ class _MyAppState extends State<MyApp> {
   void initState() {
     super.initState();
     mainBloc = BlocProvider.of(context);
-    // // notificationServices.initLocalNotifications();
-    // // notificationServices.firebaseInit(context);
-    // // notificationServices.setupInteractMessage();
-    // notificationServices.getDeviceToken().then((token){
-    //   log("Firebase Token: $token");
-    //   sendNotificationToken(token);
-    // });
+    notificationServices.initialize();
+    notificationServices.firebaseInit(context);
+    notificationServices.setupInteractMessage(controller);
   }
 
-  // void sendNotificationToken (String token) async {
-  //   int statusCode = await apiServices.sendNotificationToken(token);
-  //   log("Notification Send StatusCode : $statusCode");
-  // }
-
   @override
   void didChangeDependencies() {
     languageServices.getLocale().then((locale) => {setLocale(locale)});