Flutter Scheduled Notification with a Custom Sound

schdeuled_notification.dart

 Future<void> _cancelNotification() async {
    await flutterLocalNotificationsPlugin.cancel(0);
  }

  /// Schedules a notification that specifies a different icon, sound and vibration pattern
  Future<void> _scheduleNotification() async {
    var scheduledNotificationDateTime =
    DateTime.now().add(Duration(seconds: 5));
    var vibrationPattern = Int64List(4);
    vibrationPattern[0] = 0;
    vibrationPattern[1] = 1000;
    vibrationPattern[2] = 5000;
    vibrationPattern[3] = 2000;
    var androidPlatformChannelSpecifics = AndroidNotificationDetails(
        'your channel id',
        'your channel name', 'your channel description',
        importance: Importance.Max,
        priority: Priority.High,
        sound: RawResourceAndroidNotificationSound('slow_spring_board'),
        ticker: 'ticker',
        visibility: NotificationVisibility.Public);

//    var androidPlatformChannelSpecifics = AndroidNotificationDetails(
//        'your other channel id',
//        'your other channel name',
//        'your other channel description',
//        icon: 'app_icon',
//        importance: Importance.Max,
//        priority: Priority.High,
//        ticker: 'ticker',
//        sound: RawResourceAndroidNotificationSound('slow_spring_board'),
////        vibrationPattern: vibrationPattern,
//        enableLights: true,
//        visibility: NotificationVisibility.Public,
////        color: const Color.fromARGB(255, 255, 0, 0),
////        ledColor: const Color.fromARGB(255, 255, 0, 0),
////        ledOnMs: 1000,
////        ledOffMs: 500
//    );
    var iOSPlatformChannelSpecifics =
    IOSNotificationDetails(sound: 'slow_spring_board.aiff');
    var platformChannelSpecifics = NotificationDetails(
        androidPlatformChannelSpecifics, iOSPlatformChannelSpecifics);
//    await flutterLocalNotificationsPlugin.show(
//        0,
//        'public notification title',
//        'public notification body',
//        platformChannelSpecifics,
//        payload: 'item x');

    await flutterLocalNotificationsPlugin.schedule(
        0,
        'scheduled title',
        'scheduled body',
        scheduledNotificationDateTime,
        platformChannelSpecifics);
  }