UNUserNotificationCenter.current().getNotificationSettings(completionHandler: { permission in
            switch permission.authorizationStatus  {
            case .authorized:
                print("User granted permission for notification")
            case .denied:
                print("User denied notification permission")
            case .notDetermined:
                print("Notification permission haven't been asked yet")
            case .provisional:
                // @available(iOS 12.0, *)
                print("The application is authorized to post non-interruptive user notifications.")
            case .ephemeral:
                // @available(iOS 14.0, *)
                print("The application is temporarily authorized to post notifications. Only available to app clips.")
            @unknown default:
                print("Unknow Status")
            }
        })