using System;

using System.Reflection;

using FileHelpers;

public class Program

{

    public static void Main()

    {

        var records = new StateEfileNyBRecordFH[] { 

            new StateEfileNyBRecordFH(){

                PaymentYear = "|12",

                CorrectReturnIndicator = "|"

            }

        };

        var engine = new FixedFileEngine<StateEfileNyBRecordFH>();

        string data = engine.WriteString(records);

        Console.WriteLine(data);

    }

}

​

[FixedLengthRecord]

    public class StateEfileNyBRecordFH

    {

    [FieldFixedLength(5)]

        public string RecordType;

        [FieldFixedLength(4)]

        public string PaymentYear;

        [FieldFixedLength(1)]

        public string CorrectReturnIndicator;

        [FieldFixedLength(4)]

        public string NameControl;

        [FieldFixedLength(1)]

        public string TypeOfTIN;

        [FieldFixedLength(9)]

        public string PayeeTaxpayerIdentificationNumber;

        [FieldFixedLength(20)]

        public string PayerAccountNumberForPayee;

        [FieldFixedLength(4)]

        public string PayerOfficeCode;

        [FieldFixedLength(10)]

        public string Blank_45_54;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount1;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount2;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount3;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount4;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount5;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount6;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount7;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount8;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmount9;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmountA;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmountB;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmountC;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmountD;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmountE;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmountF;

        [FieldFixedLength(12)]

        [FieldConverter(typeof(AmountConverter), 12)]

        public decimal PaymentAmountG;

        [FieldFixedLength(1)]

        public string ForeignCountryIndicator;

        [FieldFixedLength(40)]

        public string FirstPayeeNameLine;

        [FieldFixedLength(40)]

        public string SecondPayeeNameLine;

        [FieldFixedLength(40)]

        public string Blank_328_367;

        [FieldFixedLength(40)]

        public string PayeeMailingAddress;

        [FieldFixedLength(40)]

        public string Blank_408_447;

        [FieldFixedLength(40)]

        public string PayeeCity;

        [FieldFixedLength(2)]

        public string PayeeState;

        [FieldFixedLength(9)]

        public string PayeeZIPCode;

        [FieldFixedLength(1)]

        public string Blank_499_499;

        [FieldFixedLength(8)]

        [FieldAlign(AlignMode.Right, '0')]

        public int RecordSequenceNumber;

        [FieldFixedLength(48)]

        public string Blank_508_555;

        [FieldFixedLength(13)]

        public string CUSIPNumber;

        [FieldFixedLength(39)]

        public string Description;

        [FieldFixedLength(55)]

        public string Blank_608_662;

        [FieldFixedLength(5)]

        [FieldAlign(AlignMode.Right, '0')]

        public string SpecialDataEntries;

        [FieldFixedLength(28)]

        public string Blank_668_750;

    }

public class AmountConverter : ConverterBase

    {

        public int _size;

​

        public AmountConverter(string size)

        {

            _size = Convert.ToInt32(size);

        }

        public AmountConverter(int size)

        {

            _size = size;

        }

        /// <summary>

        /// Convert a string in the file to a field value.

        /// </summary>

        public override object StringToField(string from)

        {

            return from.ToString().PadLeft(_size, '0').Substring(0, _size);

        }

        /// <summary>

        /// Append zeros if the amount length is less than the specified length

        /// and if length is more than specified length then return the amount as per specified length.

        /// </summary>

        public override string FieldToString(object from)

        {

            var amount = Convert.ToDecimal(from);

​

            if (amount < 0)

            {

                amount = Math.Abs(amount);

                return "";

            }

            else

            {

                return amount.ToString().PadLeft(_size, '0').Substring(0, _size);

            }

        }

​

    }