private async void SendExecute() { var disclaimer = await TLMessageDialog.ShowAsync(string.Format(Strings.Resources.PaymentWarningText, _bot.FullName, _provider.FullName), Strings.Resources.PaymentWarning, Strings.Resources.OK); var confirm = await TLMessageDialog.ShowAsync(string.Format(Strings.Resources.PaymentTransactionMessage, Locale.FormatCurrency(_totalAmount, _paymentForm.Invoice.Currency), _bot.FullName, _invoice.Title), Strings.Resources.PaymentTransactionReview, Strings.Resources.OK, Strings.Resources.Cancel); if (confirm != Windows.UI.Xaml.Controls.ContentDialogResult.Primary) { return; } IsLoading = true; TLInputPaymentCredentialsBase credentials; if (_paymentForm.HasSavedCredentials && _paymentForm.SavedCredentials is TLPaymentSavedCredentialsCard savedCard) { credentials = new TLInputPaymentCredentialsSaved { Id = savedCard.Id, TmpPassword = ApplicationSettings.Current.TmpPassword.TmpPassword }; } else { credentials = new TLInputPaymentCredentials { Data = new TLDataJSON { Data = _credentials }, IsSave = _save }; } var response = await LegacyService.SendPaymentFormAsync(_message.Id, _requestedInfo?.Id, _shipping?.Id, credentials); if (response.IsSucceeded) { if (response.Result is TLPaymentsPaymentVerficationNeeded verificationNeeded) { if (Uri.TryCreate(verificationNeeded.Url, UriKind.Absolute, out Uri uri)) { await Launcher.LaunchUriAsync(uri); } } NavigationService.GoBackAt(1); } else if (response.Error != null) { } }