/// <summary>
/// Refer to <see cref="ReversePayment(int)"/>.
/// <list type="bullet">
/// <item><term>Callback will return PaymentResult as null if another asyc command is still running.</term></item>
/// </list>
/// </summary>
/// <param name="receiptNumber">Receipt-number of the transaction to be reversed.</param>
/// <param name="callback">Callback to be executed when the operation is finished.</param>
public void ReversePaymentAsync(int receiptNumber, Action <ZvtPaymentResult, Exception> callback)
{
if (IsAsyncCommandRunning)
{
callback?.Invoke(null, null);
return;
}
ZvtPaymentResult result = null;
RunCommandWorker(() => result = ReversePayment(receiptNumber), ex => callback?.Invoke(result, ex));
}
/// <summary>
/// Refer to <see cref="Pay(uint)"/>
/// <list type="bullet">
/// <item><term>Callback will return PaymentResult as null if another asyc command is still running.</term></item>
/// </list>
/// </summary>
/// <param name="amount"></param>
/// <param name="callback">Callback to be executed when the operation is finished.</param>
public void PayAsync(uint amount, Action <ZvtPaymentResult, Exception> callback)
{
if (IsAsyncCommandRunning)
{
callback?.Invoke(null, null);
return;
}
ZvtPaymentResult result = null;
RunCommandWorker(() => result = Pay(amount), ex => callback?.Invoke(result, ex));
}
private void Log(ZvtPaymentResult result)
{
if (result == null)
{
Log("ZvtPaymentResult is NULL");
return;
}
Log($"Success: {result.Success}");
Log($"Status: {result.StatusInformation.Status}");
Log($"Status: {result.StatusInformation.PaymentType}");
propertyGrid1.SelectedObject = result.StatusInformation;
if (result.ProtocolSpecificErrorCode != null)
{
Log($"ErrorCode: {result.ProtocolSpecificErrorCode} ErrorDescription: {result.ProtocolSpecificErrorDescription}");
}
foreach (var printDocument in result.PrintDocuments)
{
foreach (var printLine in printDocument.PrintLines)
{
if (printLine.Commands.Any())
{
foreach (var lineCommand in printLine.Commands)
{
Log(lineCommand.Text);
}
}
else
{
Log("");
}
}
}
}
private void ReverseAsyncCallback(ZvtPaymentResult result, Exception ex)
{
Log(result);
Log(ex);
}
