private void RefreshButton_Clicked(object sender, EventArgs e)
 {
     if (_customWebView != null)
     {
         _customWebView.Reload();
     }
 }
        private void ReloadWebview(CustomWebView webView, bool isRetry = false)
        {
            Debug.WriteLine($"BookingViewModel - ReloadWebview()");

            ErrorKind   = ServiceErrorKind.None;
            ShowWebView = false;

            webView.Source = AvilaUrlBooking;
            webView.Uri    = AvilaUrlBooking;

            webView.Reload();
            if (isRetry)
            {
                webView.RetryNavigation();
            }
            else
            {
                webView.Refresh();
            }
        }