private async Task SaveAsync()
{
if (BillingAddressViewModel.ValidateForm())
{
string errorMessage = string.Empty;
try
{
await BillingAddressViewModel.ProcessFormAsync();
_navigationService.GoBack();
}
catch (ModelValidationException mvex)
{
DisplayValidationErrors(mvex.ValidationResult);
}
catch (Exception ex)
{
errorMessage = string.Format(CultureInfo.CurrentCulture, _resourceLoader.GetString("GeneralServiceErrorMessage"), Environment.NewLine, ex.Message);
}
if (!string.IsNullOrWhiteSpace(errorMessage))
{
await _alertMessageService.ShowAsync(errorMessage, _resourceLoader.GetString("ErrorServiceUnreachable"));
}
}
}
private async void GoNext()
{
IsShippingAddressInvalid = ShippingAddressViewModel.ValidateForm() == false;
IsBillingAddressInvalid = !UseSameAddressAsShipping && BillingAddressViewModel.ValidateForm() == false;
IsPaymentMethodInvalid = PaymentMethodViewModel.ValidateForm() == false;
if (IsShippingAddressInvalid || IsBillingAddressInvalid || IsPaymentMethodInvalid)
{
return;
}
string errorMessage = string.Empty;
try
{
await _accountService.VerifyUserAuthenticationAsync();
await ProcessFormAsync();
}
catch (Exception ex)
{
errorMessage = string.Format(CultureInfo.CurrentCulture, _resourceLoader.GetString("GeneralServiceErrorMessage"), Environment.NewLine, ex.Message);
}
if (!string.IsNullOrWhiteSpace(errorMessage))
{
await _alertMessageService.ShowAsync(errorMessage, _resourceLoader.GetString("ErrorServiceUnreachable"));
}
}