public static readonly string ReturnUnlinked = "ReturnUnlinked"; // Return/Refund without a prior sale (CP)
public static string GetTranType(CardTransactionType txnType, string prevTxnReference = "")
{
string velocityTxnType = "";
switch (txnType)
{
case CardTransactionType.Sale:
velocityTxnType = TerminalTransactionType.CCR1;
break;
case CardTransactionType.Refund:
velocityTxnType = string.IsNullOrEmpty(prevTxnReference) ? TerminalTransactionType.CCR9 : Refund;
break;
case CardTransactionType.Void:
velocityTxnType = Void;
break;
default:
velocityTxnType = "";
break;
}
return(velocityTxnType);
}
public TransactionResponse RunApiTransaction(double amount, CardTransactionType transactionType, string prevTxnId)
{
TransactionResponse response = new TransactionResponse();
string txnType = VelocityTransactionType.GetTranType(transactionType, prevTxnId);
if (!string.IsNullOrEmpty(txnSessionToken))
{
if (string.Equals(txnType, VelocityTransactionType.Void))
{
UndoTxn undoTran = new UndoTxn(applnProfileId, prevTxnId);
string postDataJson = undoTran.toJson();
response = ExecRestTransaction(txnEndPoint, postDataJson, txnSessionToken, "PUT", txnType);
}
else if (string.Equals(txnType, VelocityTransactionType.Refund))
{
ReturnByIdTxn refundTxn = new ReturnByIdTxn(applnProfileId, merchantProfileId, prevTxnId, amount);
string postDataJson = refundTxn.toJson();
response = ExecRestTransaction(txnEndPoint, postDataJson, txnSessionToken, "POST", txnType);
}
}
else
{
response.ErrorMessage = string.Format("Error processing {0} on endPoint {1} : Result: {2}", txnType, txnEndPoint, "Empty or Invalid session token");
response.IsError = true;
}
return(response);
}
public static CardTransaction Create(Transaction transaction, CardTransactionType transactionType)
{
return(new CardTransaction {
Id = Guid.NewGuid(),
Transaction = transaction,
TransactionType = transactionType
});
}
public TransactionResponse ProcessTransaction(double amount, CardTransactionType transactionType = CardTransactionType.Sale, string prevTransactionID = "")
{
TransactionResponse response = null;
TransactionProcessor txnProcessor = new TransactionProcessor();
System.Net.ServicePointManager.SecurityProtocol = System.Net.SecurityProtocolType.Tls12;
if (transactionType == CardTransactionType.Sale || (transactionType == CardTransactionType.Refund && string.IsNullOrEmpty(prevTransactionID)))
{
response = txnProcessor.RunTerminalTransaction(terminalUri, amount, transactionType);
}
else
{
string sessionToken = GetSessionToken();
string txnUrl = BuildRestUri(prevTransactionID);
txnProcessor.SetTxnApiData(txnUrl, sessionToken, APP_PROFILE_ID, MERCH_PROFILE_ID);
response = txnProcessor.RunApiTransaction(amount, transactionType, prevTransactionID);
}
return(response);
}
public TransactionResponse RunTerminalTransaction(string uri, double amount, CardTransactionType transactionType)
{
TransactionResponse response = new TransactionResponse();
string txnType = VelocityTransactionType.GetTranType(transactionType);
string postDataXml = string.Format("<DETAIL><TRAN_TYPE>{0}</TRAN_TYPE><AMOUNT>{1}</AMOUNT></DETAIL>", txnType, amount.ToString());
HttpClientApi httpClientApi = new HttpClientApi();
string responseMessage = httpClientApi.ProcessTransaction(uri, postDataXml);
if (httpClientApi.httpStatus == System.Net.HttpStatusCode.OK && httpClientApi.exceptionStatus == "NONE")
{
response = TerminalTxnResponse.GetTransactionResponseFromXml(responseMessage);
}
else
{
response.ErrorMessage = string.Format("Error processing {0} on device {1} : Result: {2} : Detail: {3}", txnType, uri, httpClientApi.statusCode, httpClientApi.exceptionData);
response.IsError = true;
}
return(response);
}
