✨ Add request for schedule notifications for Android 13+

mptwaktusolat · Dec 25, 2023 · 2a6d33c · 2a6d33c
1 parent 8e5e795
commit 2a6d33c
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Showing 2 changed files with 37 additions and 0 deletions.
diff --git a/lib/notificationUtil/notification_scheduler.dart b/lib/notificationUtil/notification_scheduler.dart
@@ -11,8 +11,26 @@ import '../views/settings/notification_page_setting.dart';
 import 'notifications_helper.dart';
 
 class MyNotifScheduler {
+  /// Check if app can schedule notification on Android 13+ (S+)
+  static Future<bool> _canScheduleNotification() async {
+    FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
+        FlutterLocalNotificationsPlugin();
+    final androidNotif =
+        flutterLocalNotificationsPlugin.resolvePlatformSpecificImplementation<
+            AndroidFlutterLocalNotificationsPlugin>();
+    // underlying implementation: https://github.com/MaikuB/flutter_local_notifications/blob/ca71c96ba2a245175b44471e2e41e4958d480876/flutter_local_notifications/android/src/main/java/com/dexterous/flutterlocalnotifications/FlutterLocalNotificationsPlugin.java#L2119
+    final res = await androidNotif?.canScheduleExactNotifications();
+    return res ?? false;
+  }
+
+  /// Schedule notification for each prayer time.
   static void schedulePrayNotification(
       AppLocalizations appLocalizationsInstance, List<Prayers> times) async {
+    if (!await _canScheduleNotification()) {
+      print(
+          'Notifications are not scheduled. Schedule notification permission is not granted huhu');
+      return;
+    }
     await FlutterLocalNotificationsPlugin().cancelAll(); //reset all
     var currentDateTime = DateTime.now();
 

diff --git a/lib/views/app_body.dart b/lib/views/app_body.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:flutter_spinkit/flutter_spinkit.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:get_storage/get_storage.dart';
@@ -34,6 +35,7 @@ class _AppBodyState extends State<AppBody> {
 
     _checkForUpdate();
     _showUpdateNotes();
+    _requestScheduleNotificationPermission();
   }
 
   void _checkForUpdate() async {
@@ -62,6 +64,23 @@ class _AppBodyState extends State<AppBody> {
         DateTime.now().toString()); // write something to the version key
   }
 
+  /// Request schedule notification permission. The permission already requested from the onboarding page,
+  /// but for users that have their system upgraded, the permission will be requested here.
+  void _requestScheduleNotificationPermission() async {
+    debugPrint('Requesting notification permission');
+    FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
+        FlutterLocalNotificationsPlugin();
+    final androidNotif =
+        flutterLocalNotificationsPlugin.resolvePlatformSpecificImplementation<
+            AndroidFlutterLocalNotificationsPlugin>();
+    final permissionGranted =
+        await androidNotif?.canScheduleExactNotifications() ?? false;
+
+    if (!permissionGranted) {
+      androidNotif?.requestNotificationsPermission();
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     return Consumer<LocationProvider>(