public Iso8583Message PerformReversal(Iso8583Message message, out bool doReversal)
{
Console.WriteLine("Performing Reversal ... ");
doReversal = true;
bool needReversal = false;
string cardBIN = message.Fields[2].Value.ToString().Substring(0, 6);
Route route = new RouteLogic().GetRouteByBIN(cardBIN);
if (route != null)
{
if (route.SinkNode != null)
{
Console.WriteLine("Routing to Sink - " + route.SinkNode.IPAddress + ":" + route.SinkNode.Port);
RouteToDestination(message, route.SinkNode, out needReversal);
}
}
return(message);
}
public Iso8583Message ProcessMessage(Iso8583Message message, SourceNode sourceNode)
{
var field41 = message.Fields[41].Value.ToString();
var terminalID = field41.Substring(1, field41.Length - 1);
string cardBIN = message.Fields[2].Value.ToString().Substring(0, 6);
Console.WriteLine("Processing ...");
if (!terminalID.Equals(IsoMessageFieldDefinitions.TERMINAL_ID.ToString()))
{
Console.WriteLine("THIS IS A NOT-ON-US TRANSACTION");
}
else
{
if (cardBIN.Equals(IsoMessageFieldDefinitions.INSTITUTION_BIN.ToString()))
{
Console.WriteLine("THIS IS AN ON-US TRANSACTION");
}
else
{
Console.WriteLine("THIS IS A REMOTE-ON-US TRANSACTION");
}
}
if (message.MessageTypeIdentifier != 420)
{
message = AddOriginalDataElement(message);
}
// SourceNode sourceNode = new EntityLogic<SourceNode>().GetByID(sourceID);
bool returnMsg;
message = CheckMessageType(message, sourceNode, out returnMsg);
if (returnMsg == true)
{
return(message);
}
Iso8583Message responseMessage;
string expiryDate = message.Fields[14].Value.ToString();
DateTime cardExpiry = ParseDate(expiryDate);
if (cardExpiry < DateTime.Now)
{
//expired card
responseMessage = SetResponseMessage(message, "54");
new TransactionLogProcessing().LogTransaction(responseMessage);
return(responseMessage);
}
Console.WriteLine("Getting TrxCode ...");
string transactionTypeCode = message.Fields[3].Value.ToString().Substring(0, 2);
Console.WriteLine("Getting Amount ...");
double amount = ConvertIsoAmountToDouble(message.Fields[4].Value.ToString());
if (transactionTypeCode != "31" && amount <= 0)
{
responseMessage = SetResponseMessage(message, "13");
new TransactionLogProcessing().LogTransaction(responseMessage);
return(responseMessage);
}
// GETTING ROUTE
Console.WriteLine("Getting BIN ...");
// string cardBIN = message.Fields[2].Value.ToString().Substring(0, 6);
Console.WriteLine("Getting Route ...");
Route route = new RouteLogic().GetRouteByBIN(cardBIN);
if (route == null)
{
responseMessage = SetResponseMessage(message, "15");
new TransactionLogProcessing().LogTransaction(responseMessage);
return(responseMessage);
}
if (route.SinkNode == null || route.SinkNode.Status == "In-active")
{
Console.WriteLine("Sink Node is null");
responseMessage = SetResponseMessage(message, "91");
new TransactionLogProcessing().LogTransaction(responseMessage);
return(responseMessage);
}
//GETTING SCHEME
Scheme scheme;
try
{
Console.WriteLine("Getting Scheme ...");
scheme = SwitchData.GetSchemeByRoute(route, transactionTypeCode);
}
catch (Exception e)
{
responseMessage = SetResponseMessage(message, "06");
new TransactionLogProcessing().LogTransaction(responseMessage);
return(responseMessage);
}
if (scheme == null)
{
responseMessage = SetResponseMessage(message, "58");
new TransactionLogProcessing().LogTransaction(responseMessage);
//new TransactionLogLogic().LogMessage(responseMessage);
return(responseMessage);
}
Console.WriteLine("Getting TrxType ...");
TransactionType transactionType = new TransactionTypeLogic().GetTransactionTypebyCode(transactionTypeCode);
Console.WriteLine("Getting Channel ...");
string channelCode = message.Fields[41].Value.ToString().Substring(0, 1);
Channel channel = new ChannelLogic().GetChannelByCode(channelCode);
Fee fee = GetFee(transactionType, channel, scheme);
if (fee == null)
{
responseMessage = SetResponseMessage(message, "58");
new TransactionLogProcessing().LogTransaction(responseMessage);
return(responseMessage);
}
double?fees = CalculateFee(fee, amount);
message = SetFee(message, fees);
//BY NOW ALL CHECKS HAVE BEEN DONE , TIME TO SEND TO SINK NODE
bool needReversal = false;
Console.WriteLine("Routing To Destination ...");
responseMessage = RouteToDestination(message, route.SinkNode, out needReversal);
return(responseMessage);
}