requestNotificationPermission method

@override Future<NotificationPermission> requestNotificationPermission()

Implementation

@override
Future<NotificationPermission> requestNotificationPermission() async {
  if (Platform.isAndroid) {
    final int result =
        await methodChannel.invokeMethod('requestNotificationPermission');
    return getNotificationPermissionFromIndex(result);
  }
  return NotificationPermission.granted;
}