public BaseModel Create(byte[] bytes)
{
byte[] msg = bytes.Skip(2).ToArray();
_log.Debug(_helper.AsciiOctets2String(msg));
As2805 builder = new As2805(msg);
switch (builder.mti)
{
case "0800": // Network management: SignON request
return(new SignonRequestModel(builder));
case "0810": // Network management: SignON response
return(new SignonResponseModel(builder));
case "0820": // Network management: KeyChange advice request
return(new KeyChangeRequest(builder));
case "0830": // Network management: KeyChange advice response
return(new KeyChangeResponse(builder));
case "0210":
return(new AuthorizationResponseModel().Create(builder));
case "0430":
return(new ReversalResponseModel().Create(builder));
default:
throw new InvalidOperationException(string.Format("Request message error => mti code not found ({0})", builder.mti));
}
}
public BaseModel CreateAtmRequest(byte[] bytes)
{
try
{
string request = _helper.AsciiOctets2String(bytes);
_log.Debug(request);
string[] results = _helper.BuildMsgFromAtm(bytes);
switch (results[2])
{
case "11": // Cash Withdrawal from primary checking account
case "12": // Cash Withdrawal from primary savings account
case "15": // Cash Withdrawal from primary credit card account
case "31": // Primary cheque account balance inquiry
case "32": // Primary Savings account balance inquiry
case "35": // Primary Credit card balance inquiry
return(new TransactionModel().Create(results, request));
case "60": // Download configuration table
return(new ConfigModel().Create(results, request));
case "50": // Get host totals (do not change business day or reset totals)
case "51": // Get host totals (Change business date and reset totals)
return(new HostTotalModel().Create(results, request));
case "29": // Reverse Previous Withdrawal (Reversal Message )
return(new ReversalModel().Create(results, request));
default:
throw new InvalidOperationException("Request message error => Transaction code not found");
}
}
catch (Exception)
{
throw new FormatException("Invalid ATM Request format");
}
}
public byte[] TranResponse(TransactionModel model)
{
_log.Debug("Starting to create transaction response");
// Example response message
//<STX> <FS>0<FS>S9218163 <FS>11<FS>4868<FS>000<FS>00000400<FS>08062015<FS>164607<FS>08062015<FS>00667243<FS>00000100<FS>t164607<FS><FS><FS><ETX>
string InformationHeader = " ";
//string authorizationNum = "00000400";
string transactionDate = DateTime.Now.ToString("MMddyy"); // Transaction Date 6 Numeric Date of transaction in MMDDYY format. Set by processor.
string transactionTime = DateTime.Now.ToString("HHmmss"); // Time of the transaction in HHMMSS format. Set by processor.
string businessDate = DateTime.Now.ToString("MMddyy"); // Business date of the transaction in MMDDYY format. Set by processor.
string builder = "";
builder += InformationHeader;
builder += "\x1C" + "0"; // Multi-Block Indicator 1 Numeric
builder += "\x1C" + model.TerminalId;
builder += "\x1C" + model.TransactionCode;
builder += "\x1C" + model.AtmSeqNo.ToString("D4"); // Sequence Number 4 Numeric Copied from request message.
builder += "\x1C" + model.AuthorizationCode.PadLeft(3, '0'); // Response Code 3 Numeric Result of request. Approved = 000. Non-0000 = declined. See Authorization Codes for list of decline codes.
builder += "\x1C" + model.AuthorizationNum.ToString("D8"); // Authorization Num. 8 Numeric
//*
// Authorization number generated by the processor for the transaction. Right justified, zero filled to the left if not 8 characters.
//(note: This field is alphanumeric for Quasicash type transaction responses, Zero(030h) or space(020h) filled to the left if less than 8 characters.)
// */
builder += "\x1C" + transactionDate;
builder += "\x1C" + transactionTime;
builder += "\x1C" + businessDate;
builder += "\x1C" + model.Balance.ToString("D8"); // Amount 1 8 Numeric // ACCOUNT BALANCE
//*
// * Balance amount. Zero filled to the left, right justified.
// * If space filled, no balance available (for W/D transactions)
// * Represents the amount in the smallest possible unit of
// * currency.
// * Amount to dispense. Use for transaction codes:
// * "48" – Check Cashing Withdrawal.
// * “49” – Receive Money.
// *
builder += "\x1C" + model.Amount2.ToString("D8"); // Amount 2 8 Numeric // ATM FEE
//*
// * Amount of actual surcharge Zero filled to the left, right
// * justified. Represents the amount in the smallest possible
// * unit of currency. An ASCII minus sign (e.g. “-0000100”) in
// * the first position represents a credit.
// */
builder += "\x1C" + model.Miscellaneous1; // Miscellaneous 1 Variable Alphanumeric Miscellaneous data. Refer to Miscellaneous Field ID codes for possible uses for this field.
builder += "\x1C" + model.Miscellaneous2; // Miscellaneous 2 Variable Alphanumeric Miscellaneous data. Refer to Miscellaneous Field ID codes for possible uses for this field.
builder += "\x1C" + model.MiscellaneousX; // Miscellaneous X** Variable Alphanumeric V X** Miscellaneous data. Refer to Miscellaneous Field ID codes for possible uses for this field.
builder += "\x1C";
builder += "\x03";
//builder = "\x02" + builder + HexStringToString(CalculateChecksum(builder));
builder = "\x02" + builder + CalcLRC(builder);
byte[] result = Build(builder);
string encode = _helper.AsciiOctets2String(result);
_log.Debug("Message sent to ATM: " + encode);
model.Text = encode;
return(result);
}
