コード例 #1
0
        /// <summary>
        /// Sends the MSG.
        /// </summary>
        /// <param name="RequestType">Type of the request.</param>
        /// <param name="HicapsParams">The hicaps params.</param>
        /// <param name="bRequestMsg">The b request MSG.</param>
        /// <returns></returns>
        internal static string ToTerminalMessage(string RequestType, TerminalParameters HicapsParams, out byte[] bRequestMsg)
        {
            // John P locals
            string strHexin = "", strHexout = "";

            //  string strSalesAmnt, strCashOut;

            // Original
            string[] TransCodes    = { "20", "21", "22", "26", "42", "50", "55", "61", "A4", "A5", "D0", "E7", "E8", "EF", "MP", "MC", "DP", "AP", "AM", "A0", "HT", "HL", "EL", "KC", "A6", "A7", "A8" };
            string[] ReqTypes      = { "Sale", "Claim", "Quote", "Refund", "Void", "Card Read", "55", "Settlement", "Providers Info", "Card Tables", "Test", "Cashout", "Plus Cash", "Cancel", "Medicare Providers", "Medicare Claim", "Eftpos Deposit", "All Providers", "All Merchants", "Print Last Receipt", "Hicaps Totals", "Hicaps Txn Listing", "Eftpos Txn Listing", "Key Check", "Item Response Code", "Txn Response Code", "Item List" };
            string   strRequestMsg = "";

            // int pos = 0;
            var enc = new UTF8Encoding();

            // Check for valid Request Type
            int index = Array.IndexOf(ReqTypes, RequestType);

            string strAddInfo        = "4D 58 00 02 44 30 1C ";
            string strAddInfoEncrypt = "4D 58 00 02 46 30 1C ";

            string strAddPrintReceiptInfo               = "4D 58 00 02 44 31 1C ";
            string strAddPrintReceiptInfoEncrypt        = "4D 58 00 02 46 31 1C ";
            string strAddPrintYesterdayTransactionsPms  = "4D 58 00 02 44 31 1C ";
            string strAddPrintYesterdayTransactionsTerm = "4D 58 00 02 44 32 1C ";
            string strAddPrintReceiptInfoPms            = "4D 58 00 02 44 30 1C ";

            string strTransCode = TransCodes[index];

            // Setup Encryption

            switch (strTransCode)
            {
            case "20":          // Sale
                strHexin = "02 00 34 36 30 30 30 30 30 30 30 30 30 31 30 32 30 30 30 30 1C 4D 58 00 02 46 30 1C 03 00";
                string amount = FieldEncoder.encodeHexString(HicapsParams.SaleAmount);

                if (HicapsParams.MultiMerchant)
                {
                    // strHexin = strHexin.Replace(strMultiMerchant, "");
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("MN", HicapsParams.MerchantId.Trim()), strHexin);
                }
                if (!HicapsParams.EncryptionFlag)
                {
                    strHexin = strHexin.Replace("4D 58 00 02 46 30 1C", "4D 58 00 02 44 30 1C");
                }
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                if (HicapsParams.SaleAmount > 0)
                {
                    //34 30 00 05 31 32 35 30 30 1C
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.SaleAmount)), strHexin);
                }
                else
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.SaleAmount)), strHexin);
                }
                // Sending down PAN
                if (!string.IsNullOrEmpty(HicapsParams.PrimaryAccountNumber))
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlphaEncrypt("30", HicapsParams.PrimaryAccountNumber, HicapsParams.KVC), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("31", HicapsParams.USExpiryDate), strHexin);

                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C1", HicapsParams.CCV), strHexin);
                    if (HicapsParams.CCVReason > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C2", HicapsParams.CCVReason.ToString()), strHexin);
                    }
                    if (HicapsParams.CCVSource > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C3", HicapsParams.CCVSource.ToString()), strHexin);
                    }
                }
                // New 2010 Changes... Add PMSKey to Sale Transactions
                if (!HicapsParams.Disable54AFields)
                {
                    if (!string.IsNullOrEmpty(HicapsParams.PmsKey))
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PK", HicapsParams.PmsKey), strHexin);
                    }
                    strHexin = FieldEncoder.encodePrintOptions(HicapsParams, strHexin);
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "21":          // Claim
                // Jp Changed... New field called 'LB' = Loyalty Bonus [4C 42 00 01 31 1C]

                if (!HicapsParams.NonSettlementFlag)
                {
                    strHexin = "02 00 66 36 30 30 30 30 30 30 30 30 30 31 30 32 31 30 30 30 1C 4D 58 00 02 46 30 1C 4C 42 00 01 31 1C 03 4A";
                }
                else
                {
                    strHexin = "02 00 66 36 30 30 30 30 30 30 30 30 30 31 30 32 33 30 30 30 1C 4D 58 00 02 46 30 1C 4C 42 00 01 31 1C 03 4A";
                }

                if (!HicapsParams.EncryptionFlag)
                {
                    strHexin = strHexin.Replace("4D 58 00 02 46 30 1C", "4D 58 00 02 44 30 1C");
                }
                // Print receipt on terminal functionality

                if (HicapsParams.PrintReceiptOnTerminal)
                {
                    if (!HicapsParams.EncryptionFlag)
                    {
                        strHexin = strHexin.Replace(strAddInfo, strAddPrintReceiptInfo);
                    }
                    else
                    {
                        strHexin = strHexin.Replace(strAddInfoEncrypt, strAddPrintReceiptInfoEncrypt);
                    }
                }

                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.TotalClaimAmount)), strHexin);

                //if (AdditionalInfo != true)
                //{
                //    strHexin = strHexin.Replace(strAddInfo, "");
                //}
                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }

                //    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", encodeDecimal(HicapsParams.TotalClaimAmount)), strHexin);

                string claimField  = FieldEncoder.Right("00000000" + HicapsParams.ProviderNumberId, 8);
                string encryptData = "";
                if (HicapsParams.EncryptionFlag)
                {
                    // Bit of a workaround.  Only First 8 bytes are encrypted of EA Field.
                    encryptData = FieldEncoder.encodeAlphaEncrypt("30", claimField, HicapsParams.KVC);
                    encryptData = encryptData.Substring(12, 23);
                    claimField  = FieldEncoder.ConvertToHex(encryptData);
                }
                foreach (string claimData in HicapsParams.ClaimData)
                {
                    claimField += claimData;
                }
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("EA", claimField), strHexin);

                // Add Patient Card Information
                if (HicapsParams.PatientData != null && HicapsParams.PatientData.Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PN", HicapsParams.getPatientDataAsFieldString()), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.PrimaryAccountNumber))
                {
                    if (!HicapsParams.EncryptionFlag)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("30", HicapsParams.PrimaryAccountNumber), strHexin);
                    }
                    else
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlphaEncrypt("30", HicapsParams.PrimaryAccountNumber, HicapsParams.KVC), strHexin);
                    }
                }
                if (!HicapsParams.Disable54AFields)
                {
                    if (!string.IsNullOrEmpty(HicapsParams.PmsKey))
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PK", HicapsParams.PmsKey), strHexin);
                    }
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "22":          // Quote
                strHexin = "02 00 65 36 30 30 30 30 30 30 30 30 30 31 30 32 32 30 30 30 1C 4D 58 00 02 46 30 1C 4C 42 00 01 31 1C 03 49";
                if (!HicapsParams.EncryptionFlag)
                {
                    strHexin = strHexin.Replace("4D 58 00 02 46 30 1C", "4D 58 00 02 44 30 1C");
                }
                // Print receipt on terminal functionality

                if (HicapsParams.PrintReceiptOnTerminal)
                {
                    if (!HicapsParams.EncryptionFlag)
                    {
                        strHexin = strHexin.Replace(strAddInfo, strAddPrintReceiptInfo);
                    }
                    else
                    {
                        strHexin = strHexin.Replace(strAddInfoEncrypt, strAddPrintReceiptInfoEncrypt);
                    }
                }

                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }

                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.TotalClaimAmount)), strHexin);

                string quoteField = FieldEncoder.Right("00000000" + HicapsParams.ProviderNumberId, 8);

                string encryptQuoteData = "";
                if (HicapsParams.EncryptionFlag)
                {
                    // Bit of a workaround.  Only First 8 bytes are encrypted of EA Field.
                    encryptQuoteData = FieldEncoder.encodeAlphaEncrypt("30", quoteField, HicapsParams.KVC);
                    encryptQuoteData = encryptQuoteData.Substring(12, 23);
                    quoteField       = FieldEncoder.ConvertToHex(encryptQuoteData);
                }
                foreach (string claimData in HicapsParams.ClaimData)
                {
                    quoteField += claimData;
                }
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("EA", quoteField), strHexin);

                // Add Patient Card Information
                if (HicapsParams.PatientData != null && HicapsParams.PatientData.Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PN", HicapsParams.getPatientDataAsFieldString()), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.PrimaryAccountNumber))
                {
                    if (!HicapsParams.EncryptionFlag)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("30", HicapsParams.PrimaryAccountNumber), strHexin);
                    }
                    else
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlphaEncrypt("30", HicapsParams.PrimaryAccountNumber, HicapsParams.KVC), strHexin);
                    }
                }
                // New 2010 Changes... Add PMSKey to Sale Transactions
                if (!HicapsParams.Disable54AFields)
                {
                    if (!string.IsNullOrEmpty(HicapsParams.PmsKey))
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PK", HicapsParams.PmsKey), strHexin);
                    }
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "DP":      // Eftpos Deposit... Works same as refund
                strHexin = "02 00 45 36 30 30 30 30 30 30 30 30 30 31 30 44 50 30 30 30 1C 4D 58 00 02 46 30 1C 4D 52 00 06 35 34 38 31 36 30 1C 4D 4E 00 08 31 32 33 34 35 36 37 38 1C 4D 58 00 02 46 30 1C 03 7C";

                if (!HicapsParams.EncryptionFlag)
                {
                    strHexin = strHexin.Replace("4D 58 00 02 46 30 1C", "4D 58 00 02 44 30 1C");
                }
                if (HicapsParams.MRPwd == "")
                {
                    strHexin = strHexin.Replace("4D 52 00 06 35 34 38 31 36 30 1C ", "");
                }
                else
                {
                    string strPwd = "";
                    // Must be only 6 numeric values
                    HicapsParams.MRPwd = HicapsParams.MRPwd.Substring(0, 6);
                    foreach (char c in HicapsParams.MRPwd)
                    {
                        strPwd = strPwd + String.Format("{0:X2} ", (int)c);
                    }
                    strHexin = strHexin.Replace("4D 52 00 06 35 34 38 31 36 30 ", "4D 52 00 0" + HicapsParams.MRPwd.Length.ToString() + " " + strPwd);
                }

                string cancelAmount = FieldEncoder.encodeDecimal(HicapsParams.CancelAmount);
                if (HicapsParams.CancelAmount > 0)
                {
                    //34 30 00 05 31 32 35 30 30 1C
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.CancelAmount)), strHexin);
                }
                else
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.CancelAmount)), strHexin);
                }

                if (HicapsParams.MerchantId != "")
                {
                    string strMerchant = "";
                    foreach (char c in HicapsParams.MerchantId)
                    {
                        strMerchant = strMerchant + String.Format("{0:X2} ", (int)c);
                    }

                    strHexin = strHexin.Replace("4D 4E 00 08 31 32 33 34 35 36 37 38 ", "4D 4E 00 08 " + strMerchant);
                }
                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.PrimaryAccountNumber))
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlphaEncrypt("30", HicapsParams.PrimaryAccountNumber, HicapsParams.KVC), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("31", HicapsParams.USExpiryDate), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C1", HicapsParams.CCV), strHexin);
                    if (HicapsParams.CCVReason > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C2", HicapsParams.CCVReason.ToString()), strHexin);
                    }
                    if (HicapsParams.CCVSource > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C3", HicapsParams.CCVSource.ToString()), strHexin);
                    }
                }
                // New 2010 Changes... Add PMSKey to Sale Transactions
                if (!HicapsParams.Disable54AFields)
                {
                    if (!string.IsNullOrEmpty(HicapsParams.PmsKey))
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PK", HicapsParams.PmsKey), strHexin);
                    }
                    strHexin = FieldEncoder.encodePrintOptions(HicapsParams, strHexin);
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "26":          // Refund
                strHexin = "02 00 45 36 30 30 30 30 30 30 30 30 30 31 30 32 36 30 30 30 1C 4D 52 00 06 35 34 38 31 36 30 1C 4D 4E 00 08 31 32 33 34 35 36 37 38 1C 4D 58 00 02 46 30 1C 03 7C";

                if (!HicapsParams.EncryptionFlag)
                {
                    strHexin = strHexin.Replace("4D 58 00 02 46 30 1C", "4D 58 00 02 44 30 1C");
                }
                if (HicapsParams.MRPwd == "")
                {
                    strHexin = strHexin.Replace("4D 52 00 06 35 34 38 31 36 30 1C ", "");
                }
                else
                {
                    string strPwd = "";
                    // Must be only 6 numeric values
                    HicapsParams.MRPwd = HicapsParams.MRPwd.Substring(0, 6);
                    foreach (char c in HicapsParams.MRPwd)
                    {
                        strPwd = strPwd + String.Format("{0:X2} ", (int)c);
                    }
                    strHexin = strHexin.Replace("4D 52 00 06 35 34 38 31 36 30 ", "4D 52 00 0" + HicapsParams.MRPwd.Length.ToString() + " " + strPwd);
                }

                if (HicapsParams.CancelAmount > 0)
                {
                    //34 30 00 05 31 32 35 30 30 1C
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.CancelAmount)), strHexin);
                }
                else
                {
                    HicapsParams.CancelAmount = 0;
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.CancelAmount)), strHexin);
                }


                if (HicapsParams.MerchantId != "")
                {
                    string strMerchant = "";
                    foreach (char c in HicapsParams.MerchantId)
                    {
                        strMerchant = strMerchant + String.Format("{0:X2} ", (int)c);
                    }

                    strHexin = strHexin.Replace("4D 4E 00 08 31 32 33 34 35 36 37 38 ", "4D 4E 00 08 " + strMerchant);
                }

                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.PrimaryAccountNumber))
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlphaEncrypt("30", HicapsParams.PrimaryAccountNumber, HicapsParams.KVC), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("31", HicapsParams.USExpiryDate), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C1", HicapsParams.CCV), strHexin);
                    if (HicapsParams.CCVReason > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C2", HicapsParams.CCVReason.ToString()), strHexin);
                    }
                    if (HicapsParams.CCVSource > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C3", HicapsParams.CCVSource.ToString()), strHexin);
                    }
                }
                // New 2010 Changes... Add PMSKey to Sale Transactions
                if (!HicapsParams.Disable54AFields)
                {
                    if (!string.IsNullOrEmpty(HicapsParams.PmsKey))
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PK", HicapsParams.PmsKey), strHexin);
                    }
                    strHexin = FieldEncoder.encodePrintOptions(HicapsParams, strHexin);
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "A0":     // Print Last Receipt
                strHexin = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 41 30 30 30 30 1C 4D 58 00 02 44 30 1C 03 45";
                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                if (HicapsParams.PrintReceiptOnTerminal)
                {
                    // Not sure why b
                    strHexin = strHexin.Replace(strAddPrintReceiptInfoPms, strAddPrintReceiptInfo);
                }
                else
                {
                    // Not sure why, but this requirses 81 instead of C1 to not print
                    strHexin = strHexin.Replace(strAddPrintReceiptInfoPms, strAddPrintReceiptInfoPms);
                }

                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "EF":          // Cancel
                // Jp Changed... New field called 'LB' = Loyalty Bonus [4C 42 00 01 31 1C]
                if (!HicapsParams.NonSettlementFlag)
                {
                    strHexin = "02 00 64 36 30 30 30 30 30 30 30 30 30 31 30 45 46 30 30 30 1C 4D 58 00 02 44 30 1C 4C 42 00 01 31 1C 03 6A";
                }
                else
                {
                    strHexin = "02 00 64 36 30 30 30 30 30 30 30 30 30 31 30 32 34 30 30 30 1C 4D 58 00 02 44 30 1C 4C 42 00 01 31 1C 03 6A";
                }
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("EA", HicapsParams.ProviderNumberId), strHexin);

                if (HicapsParams.PrintReceiptOnTerminal)
                {
                    strHexin = strHexin.Replace(strAddPrintReceiptInfoPms, strAddPrintReceiptInfo);
                }
                else
                {
                    strHexin = strHexin.Replace(strAddPrintReceiptInfoPms, strAddPrintReceiptInfoPms);
                }

                if (HicapsParams.CancelAmount > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.CancelAmount)), strHexin);
                }
                else
                {
                    HicapsParams.CancelAmount = 0;
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.CancelAmount)), strHexin);
                }
                // Add Patient Card Information
                if (HicapsParams.PatientData != null && HicapsParams.PatientData.Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PN", HicapsParams.getPatientDataAsFieldString()), strHexin);
                }
                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.PrimaryAccountNumber))
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("30", HicapsParams.PrimaryAccountNumber), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.RrnNumber))
                {
                    HicapsParams.RrnNumber = FieldEncoder.Right("000000000000" + HicapsParams.RrnNumber, 12);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("79", HicapsParams.RrnNumber), strHexin);
                }
                else
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("79", new string(' ', 12)), strHexin);
                }
                // New 2010 Changes... Add PMSKey to Sale Transactions
                if (!HicapsParams.Disable54AFields)
                {
                    if (!string.IsNullOrEmpty(HicapsParams.PmsKey))
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PK", HicapsParams.PmsKey), strHexin);
                    }
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "HT":     // Hicaps Totals
                strHexin = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 48 54 30 30 30 1C 4D 58 00 02 44 30 1C 03 45";
                if (HicapsParams.TodayTransactions == false)
                {
                    // Make mx field = 4D 58 00 02 43 31
                    if (HicapsParams.PrintReceiptOnTerminal)
                    {
                        strHexin = strHexin.Replace(strAddPrintReceiptInfoPms, strAddPrintYesterdayTransactionsTerm);
                    }
                    else
                    {
                        strHexin = strHexin.Replace(strAddPrintReceiptInfoPms, strAddPrintYesterdayTransactionsPms);
                    }
                }
                else
                {
                    if (HicapsParams.PrintReceiptOnTerminal)
                    {
                        strHexin = strHexin.Replace(strAddPrintReceiptInfoPms, strAddPrintReceiptInfo);
                    }
                    else
                    {
                        // Do nothing
                        strHexin = strHexin.Replace(strAddPrintReceiptInfoPms, strAddPrintReceiptInfoPms);
                    }
                }

                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.ProviderNumberId) && HicapsParams.ProviderNumberId != "00000000")
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PR", HicapsParams.ProviderNumberId), strHexin);
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);

                break;

            case "HL":    // Hicaps Transaction Listings
                strHexin = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 48 4C 30 30 30 1C 4D 58 00 02 44 30 1C 03 45";

                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                if (!string.IsNullOrEmpty(HicapsParams.ProviderNumberId) && HicapsParams.ProviderNumberId != "00000000")
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PR", HicapsParams.ProviderNumberId), strHexin);
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);

                break;

            case "EL":     // Eftpos Transaction Listings
                strHexin = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 45 4C 30 30 30 1C 4D 58 00 02 44 30 1C 03 45";
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("MN", HicapsParams.MerchantId), strHexin);
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);

                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "50":          // Card read
                strHexin = "02 00 25 36 30 30 30 30 30 30 30 30 30 31 30 35 30 30 30 30 1C 4D 58 00 02 44 30 1C 03 0B";

                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "61":          // Settlement
                strHexin = "02 00 32 36 30 30 30 30 30 30 30 30 30 31 30 36 31 30 30 30 1C 03 01";
                if (HicapsParams.PrintReceiptOnTerminal)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("MX", "D0"), strHexin);
                }
                else
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("MX", "D2"), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.MerchantId))
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("MN", HicapsParams.MerchantId.PadRight(15)), strHexin);
                }
                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.SettlementType))
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("ST", HicapsParams.SettlementType), strHexin);
                }

                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "D0":          // terminal test
                strHexin  = "02 00 25 36 30 30 30 30 30 30 30 30 30 31 30 44 30 30 30 30 1C 4D 58 00 02 44 30 1C 03 7A";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "A4":          // providers details
                //strHexin = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 4D 50 30 30 30 1C 03 2D";
                strHexin  = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 41 34 30 30 30 1C 03 45";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "AP":     // All provider details
                strHexin  = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 41 50 30 30 30 1C 03 45";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "AM":     // All Merchant details
                strHexin  = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 41 4D 30 30 30 1C 03 45";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "A5":          // cards details
                strHexin  = "02 00 25 36 30 30 30 30 30 30 30 30 30 31 30 41 35 30 30 30 1C 4D 58 00 02 44 30 1C 03 7A";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "A6":     // Item Response Code
                strHexin  = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 41 36 30 30 30 1C 03 47";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "A7":     // Txn Response Code
                strHexin  = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 41 37 30 30 30 1C 03 46";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "A8":     // Item List
                strHexin  = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 41 38 30 30 30 1C 03 49";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "MP":          // providers details
                strHexin  = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 4D 50 30 30 30 1C 03 2D";
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "E7":          // cash advance
                strHexin = "02 00 34 36 30 30 30 30 30 30 30 30 30 31 30 45 37 30 30 30 1C 4D 58 00 02 46 30 1C 03 72";
                if (!HicapsParams.EncryptionFlag)
                {
                    strHexin = strHexin.Replace("4D 58 00 02 46 30 1C", "4D 58 00 02 44 30 1C");
                }
                if (HicapsParams.MultiMerchant)
                {
                    // strHexin = strHexin.Replace(strMultiMerchant, "");
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("MN", HicapsParams.MerchantId), strHexin);
                }
                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                if (HicapsParams.CashOutAmount > 0)
                {
                    //34 30 00 05 31 32 35 30 30 1C
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("42", FieldEncoder.encodeDecimal(HicapsParams.CashOutAmount)), strHexin);
                }
                else
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("42", FieldEncoder.encodeDecimal(HicapsParams.CashOutAmount)), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.PrimaryAccountNumber))
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlphaEncrypt("30", HicapsParams.PrimaryAccountNumber, HicapsParams.KVC), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("31", HicapsParams.USExpiryDate), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C1", HicapsParams.CCV), strHexin);
                    if (HicapsParams.CCVReason > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C2", HicapsParams.CCVReason.ToString()), strHexin);
                    }
                    if (HicapsParams.CCVSource > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C3", HicapsParams.CCVSource.ToString()), strHexin);
                    }
                }
                // New 2010 Changes... Add PMSKey to Sale Transactions
                if (!HicapsParams.Disable54AFields)
                {
                    if (!string.IsNullOrEmpty(HicapsParams.PmsKey))
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PK", HicapsParams.PmsKey), strHexin);
                    }
                    strHexin = FieldEncoder.encodePrintOptions(HicapsParams, strHexin);
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;

            case "E8":          // cash plus details
                strHexin = "02 00 43 36 30 30 30 30 30 30 30 30 30 31 30 45 38 30 30 30 1C 4D 58 00 02 46 30 1C 03 15";
                if (!HicapsParams.EncryptionFlag)
                {
                    strHexin = strHexin.Replace("4D 58 00 02 46 30 1C", "4D 58 00 02 44 30 1C");
                }
                if (HicapsParams.MultiMerchant)
                {
                    // strHexin = strHexin.Replace(strMultiMerchant, "");
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("MN", HicapsParams.MerchantId), strHexin);
                }
                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }
                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }
                if (HicapsParams.SaleAmount > 0)
                {
                    //34 30 00 05 31 32 35 30 30 1C
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.SaleAmount)), strHexin);
                }
                else
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("40", FieldEncoder.encodeDecimal(HicapsParams.SaleAmount)), strHexin);
                }
                if (HicapsParams.CashOutAmount > 0)
                {
                    //34 30 00 05 31 32 35 30 30 1C
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("42", FieldEncoder.encodeDecimal(HicapsParams.CashOutAmount)), strHexin);
                }
                else
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("42", FieldEncoder.encodeDecimal(HicapsParams.CashOutAmount)), strHexin);
                }
                if (!string.IsNullOrEmpty(HicapsParams.PrimaryAccountNumber))
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlphaEncrypt("30", HicapsParams.PrimaryAccountNumber, HicapsParams.KVC), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("31", HicapsParams.USExpiryDate), strHexin);
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C1", HicapsParams.CCV), strHexin);
                    if (HicapsParams.CCVReason > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C2", HicapsParams.CCVReason.ToString()), strHexin);
                    }
                    if (HicapsParams.CCVSource > 0)
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("C3", HicapsParams.CCVSource.ToString()), strHexin);
                    }
                }
                // New 2010 Changes... Add PMSKey to Sale Transactions
                if (!HicapsParams.Disable54AFields)
                {
                    if (!string.IsNullOrEmpty(HicapsParams.PmsKey))
                    {
                        strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("PK", HicapsParams.PmsKey), strHexin);
                    }
                    strHexin = FieldEncoder.encodePrintOptions(HicapsParams, strHexin);
                }
                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;



            case "KC":
                strHexin = "02 00 18 36 30 30 30 30 30 30 30 30 30 31 30 4B 43 30 30 30 1C 03 2D";
                // Generace Key Value;
                string keyValue;
                keyValue = FieldEncoder.getKVCCheck(HicapsParams.KVC);

                strHexin  = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("KV", keyValue), strHexin);
                strHexout = FieldEncoder.ConvertToHex(strHexin);

                break;

            case "MC":          // Medicare Claim

                strHexin = "02 00 80 36 30 30 30 30 30 30 30 30 30 31 30 4d 43 30 30 30 1C 4D 58 00 02 46 30 1C 03 21";

                if (!HicapsParams.EncryptionFlag)
                {
                    strHexin = strHexin.Replace("4D 58 00 02 46 30 1C", "4D 58 00 02 44 30 1C");
                }
                if (HicapsParams.ComputerName != null && HicapsParams.ComputerName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CN", HicapsParams.ComputerName), strHexin);
                }

                if (HicapsParams.VendorName != null && HicapsParams.VendorName.Trim().Length > 0)
                {
                    strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("VN", HicapsParams.VendorName), strHexin);
                }

                switch (HicapsParams.ClaimType)
                {
                case 1: strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CT", "1"), strHexin); break;

                case 2: strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CT", "2"), strHexin); break;

                case 3: strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CT", "3"), strHexin); break;

                case 4: strHexin = FieldEncoder.addSubHexStringField(FieldEncoder.encodeAlpha("CT", "4"), strHexin); break;

                default: break;
                }

                // Encode m0 field
                string strM0Field = FieldEncoder.encodeM0Field(HicapsParams);
                if (HicapsParams.EncryptionFlag)
                {
                    strM0Field = FieldEncoder.encodeFieldEncrypt(strM0Field, HicapsParams.KVC);
                }
                // ENcode m1 field;

                string strM1Field = FieldEncoder.encodeM1Field(HicapsParams);
                if (HicapsParams.EncryptionFlag)
                {
                    strM1Field = FieldEncoder.encodeFieldEncrypt(strM1Field, HicapsParams.KVC);
                }
                strHexin = FieldEncoder.addSubHexStringField(strM0Field, strHexin);
                strHexin = FieldEncoder.addSubHexStringField(strM1Field, strHexin);


                strHexout = FieldEncoder.ConvertToHex(strHexin);
                break;
            }                                                                                            // end switch strTransCode

            string strLRCvalue = FieldEncoder.GetChecksum(strHexout.Substring(1, strHexout.Length - 2)); // calc LRC of string less _STX and LRC

            strRequestMsg = strHexout.Substring(0, strHexout.Length - 1) + strLRCvalue;
            // bRequestMsg = enc.GetBytes(strRequestMsg);
            // JP fixed.
            bRequestMsg = Encoding.Default.GetBytes(strRequestMsg);
            byte[] bMsglen = FieldEncoder.IntToBCD(bRequestMsg.Length - 5, 2);
            bRequestMsg[1] = bMsglen[0];                       // plug in the bcd message length
            bRequestMsg[2] = bMsglen[1];
            byte bLrc = FieldEncoder.GetChecksum(bRequestMsg); // plug in the LRC byte

            return(strRequestMsg);
        }