public void ButtonClick(string buttonID)
{
if (UserInputEvent != null)
{
UIMessageEventArgs eventArgs = new UIMessageEventArgs();
eventArgs.message = new UIMessage(buttonID);
UserInputEvent(this, eventArgs);
}
}
private void SetStatusLabel(UIMessageEventArgs message, InterFaceType interFaceType)
{
foreach (UIMessageEventArgs ui in statusMessages.ToArray())
{
if (ui.MessageIdentifiers == message.MessageIdentifiers)
{
return;
}
}
Logger.Log("SetStatusLabel: " + interFaceType + " - " + message.MessageIdentifiers + " additional mesage:" + message.AdditionalMessage);
if (message.MessageIdentifiers == MessageIdentifiersEnum.SeePhone)
{
SetTxFinalResultLabel("See Phone");
}
statusMessages.Enqueue(message);
}
private void StartStatusMessageProcessor()
{
Task.Run(() =>
{
while (1 == 1)
{
if (statusMessages.Count > 0)
{
UIMessageEventArgs e = statusMessages.Dequeue();
Device.BeginInvokeOnMainThread(() =>
{
lblStatusPaymentApp.Text = MapMessageIdentifier(e.MessageIdentifiers) + (String.IsNullOrEmpty(e.AdditionalMessage)? "" : " - " + e.AdditionalMessage);
});
if (e.MessageIdentifiers != MessageIdentifiersEnum.ClearDisplay)
{
if (e.HoldTime > 0)
{
Task.Delay(checked ((int)e.HoldTime)).Wait();
//Task.Delay(2000).Wait();
}
else
{
Task.Delay(500).Wait();
}
}
}
else
{
Task.Delay(500).Wait();
if (cancellationTokenForStatusMessage.Token.IsCancellationRequested)
{
break;
}
}
if (cancellationTokenForStatusMessage.Token.IsCancellationRequested)
{
break;
}
}
});
}
private void ReciveUIViewMessage(object sender, UIMessageEventArgs e)
{
switch (e.message.MessageId)
{
case "forward":
model.Move(MotionDirection.Backward, 1);
break;
case "backward":
model.Move(MotionDirection.Backward, 1);
break;
case "left":
model.Move(MotionDirection.Left, 1);
break;
case "right":
model.Move(MotionDirection.Right, 1);
break;
default:
break;
}
}
protected void OnUserInterfaceRequest(UIMessageEventArgs e)
{
UserInterfaceRequest?.Invoke(this, e);
}
private void ProcessCompletion(TerminalProcessingOutcomeEventArgs e, InterFaceType interFaceType)
{
TLV data = null;
TLV discretionaryData = null;
QRDEList qrData = null;
try
{
long?amount = Convert.ToInt64(totalAmount.Total);
TerminalProcessingOutcome tpo = e.TerminalProcessingOutcome;
if (tpo == null)//error occurred, error displayed via Ta_ExceptionOccured
{
return;
}
if (tpo is EMVTerminalProcessingOutcome)
{
data = ((EMVTerminalProcessingOutcome)tpo).DataRecord;
discretionaryData = ((EMVTerminalProcessingOutcome)tpo).DiscretionaryData;
qrData = ((EMVTerminalProcessingOutcome)tpo).QRData;
if (data != null) //error
{
SetStatusLabel(new UIMessageEventArgs(MessageIdentifiersEnum.RemoveCard, StatusEnum.EndProcessing), interFaceType);
//may be a contactless magstripe transaction
if (data.Children.Get(EMVTagsEnum.CRYPTOGRAM_INFORMATION_DATA_9F27_KRN.Tag) == null)
{
txResult = TxResult.ContactlessMagOnline;
}
else
{
if (((data.Children.Get(EMVTagsEnum.CRYPTOGRAM_INFORMATION_DATA_9F27_KRN.Tag).Value[0] & 0xC0) >> 6) == (byte)ACTypeEnum.ARQC)
{
if (interFaceType == InterFaceType.Contact)
{
throw new EMVProtocolException("Invalid state for contact, gen ac 2 returned arqc?");
}
CARDHOLDER_VERIFICATION_METHOD_CVM_RESULTS_9F34_KRN cvmr = new CARDHOLDER_VERIFICATION_METHOD_CVM_RESULTS_9F34_KRN(data.Children.Get(EMVTagsEnum.CARDHOLDER_VERIFICATION_METHOD_CVM_RESULTS_9F34_KRN.Tag));
if (cvmr.Value.GetCVMPerformed() == CVMCode.EncipheredPINVerifiedOnline)
{
ContactlessApp_PinRequest(data.Children);
}
txResult = TxResult.ContactlessOnline;
}
if (((data.Children.Get(EMVTagsEnum.CRYPTOGRAM_INFORMATION_DATA_9F27_KRN.Tag).Value[0] & 0xC0) >> 6) == (byte)ACTypeEnum.TC)
{
txResult = TxResult.Approved;
}
if (((data.Children.Get(EMVTagsEnum.CRYPTOGRAM_INFORMATION_DATA_9F27_KRN.Tag).Value[0] & 0xC0) >> 6) == (byte)ACTypeEnum.AAC)
{
txResult = TxResult.Declined;
}
}
}
else if (qrData != null)
{
if (interFaceType == InterFaceType.QRCodeScanned)
{
txResult = TxResult.QRCodeScanned;
}
else if (interFaceType == InterFaceType.QRCodeToPoll)
{
txResult = TxResult.QRCodeToPoll;
}
}
else
{
txResult = TxResult.Declined;
}
SetTxFinalResultLabel(txResult.ToString());
}
else
{
SetStatusLabel(new UIMessageEventArgs(tpo.UserInterfaceRequest.MessageIdentifier, tpo.UserInterfaceRequest.Status), interFaceType);
}
}
catch (Exception ex)
{
Device.BeginInvokeOnMainThread(() =>
{
UIMessageEventArgs ui = new UIMessageEventArgs(MessageIdentifiersEnum.TryAgain, StatusEnum.ProcessingError)
{
AdditionalMessage = ex.Message
};
SetStatusLabel(ui, interFaceType);
});
}
finally
{
StopContactPaymentApp();
StopContactlessPaymentApp();
StopQRCodePollPaymentApp();
#region Merge EMV Lists
if (discretionaryData != null)
{
if (data != null)
{
data.Children.AddListToList(discretionaryData.Children);
}
}
#endregion
TxCompleted?.Invoke(this, new TxCompletedEventArgs(txResult, interFaceType, Optional <TLV> .Create(data), Optional <QRDEList> .Create(qrData)));
}
}
protected void OnUIMessage(UIMessageEventArgs e)
{
var handler = UIMessage;
if (handler != null) handler(this, e);
}
