// Copyright (c) 2017- schick Informatik
// Description:
//

using Microsoft.Office.Interop.Excel;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Reflection;

using bsmd.database;

namespace ENI2.Excel
{
    internal class ExcelWriter : ExcelBase
    {

        #region Fields

        private readonly string _saveFilePath;

        #endregion

        #region Construction

        public ExcelWriter(string filePath) : base(filePath)
        {
            string refFilePath = System.IO.Path.Combine(Environment.CurrentDirectory, @"Excel\Reference_Sheet_DE.xlsx");
            this._workBook = _excelWorkbooks.Open(refFilePath, 0, true, 5, "", "", false, XlPlatform.xlWindows, "", false, false, 0, false, false, false);

            this.InitNameFields();
            _saveFilePath = filePath;
        }

        #endregion

        #region public methods

        public void WriteData(List<Message> messages, MessageCore core, out string resultMessage)
        {
            resultMessage = "";

            foreach (Message message in messages)
            {
                try
                {
                    switch(message.MessageNotificationClass)
                    {
                        case Message.NotificationClass.AGNT:                            
                            if (message.Elements[0] is AGNT agnt) this.WriteMessage(agnt);                            
                            break;
                        case Message.NotificationClass.ATA:
                            if (message.Elements[0] is ATA ata) this.WriteMessage(ata);
                            break;
                        case Message.NotificationClass.ATD:
                            if (message.Elements[0] is ATD atd) this.WriteMessage(atd);
                            break;
                        case Message.NotificationClass.BKRA:
                            this.WriteBKRA(message);
                            break;
                        case Message.NotificationClass.BKRD:
                            this.WriteBKRD(message);
                            break;
                        case Message.NotificationClass.BPOL:
                            if (message.Elements[0] is BPOL bpol)
                            {
                                this.WriteMessage(bpol);
                                this.WriteItineraries(bpol);
                            }
                            break;
                        case Message.NotificationClass.CREW:
                            this.WriteCREW(message, true);
                            break;
                        case Message.NotificationClass.CREWD:
                            this.WriteCREW(message, false);
                            break;
                        case Message.NotificationClass.HAZA:                            
                            this.WriteHAZ(message, true);
                        break;
                        case Message.NotificationClass.HAZD:                            
                            this.WriteHAZ(message, false);
                        break;
                        case Message.NotificationClass.INFO:
                            if (message.Elements[0] is INFO info)
                            {
                                this.WriteMessage(info);
                                this.WriteINFO(info);
                            }
                            break;
                        case Message.NotificationClass.LADG:
                            this.WriteLADG(message);
                            break;
                        case Message.NotificationClass.MDH:
                            if (message.Elements[0] is MDH mdh)
                            {
                                this.WriteMessage(mdh);
                                this.WriteMDH(mdh);
                            }
                            break;
                        case Message.NotificationClass.NAME:
                            if (message.Elements[0] is NAME name) this.WriteMessage(name);
                            break;
                        case Message.NotificationClass.NOA_NOD:
                            if (message.Elements[0] is NOA_NOD noa_nod) this.WriteNOA_NOD(noa_nod, core.IsTransit);
                            break;
                        case Message.NotificationClass.PAS:
                            this.WritePAS(message, true);
                            break;
                        case Message.NotificationClass.PASD:
                            this.WritePAS(message, false);
                            break;
                        case Message.NotificationClass.POBA:
                            if (message.Elements[0] is POBA poba) this.WriteMessage(poba);
                            break;
                        case Message.NotificationClass.POBD:
                            if (message.Elements[0] is POBD pobd) this.WriteMessage(pobd);
                            break;
                        case Message.NotificationClass.PRE72H:
                            if (message.Elements[0] is PRE72H pre72h)
                            {
                                this.WriteMessage(pre72h);
                                this.WritePRE72H(pre72h);
                            }
                            break;
                        case Message.NotificationClass.SEC:
                            if (message.Elements[0] is SEC sec) this.WriteMessage(sec);
                            this.WriteSEC(message);
                            break;
                        case Message.NotificationClass.SERV:
                            this.WriteSERV(message);
                            break;
                        case Message.NotificationClass.STAT:
                            if (message.Elements[0] is STAT stat)
                            {
                                this.WriteMessage(stat);
                                WriteText("STAT.TransportMode", stat.TransportModeDisplay);
                            }
                            break;
                        case Message.NotificationClass.STO:
                            this.WriteSTO(message);
                            break;
                        case Message.NotificationClass.TIEFA:
                            if (message.Elements[0] is TIEFA tiefa) this.WriteMessage(tiefa);
                            break;
                        case Message.NotificationClass.TIEFD:
                            if (message.Elements[0] is TIEFD tiefd) this.WriteMessage(tiefd);
                            break;
                        case Message.NotificationClass.TOWA:
                            WriteTOWA(message);
                            break;
                        case Message.NotificationClass.TOWD:
                            WriteTOWD(message);
                            break;
                        case Message.NotificationClass.WAS:
                            if (message.Elements[0] is WAS was) this.WriteMessage(was);
                            WriteWAS(message);
                            break;

                        default:
                            _log.InfoFormat("skip writing message class {0}", message.MessageNotificationClassDisplay);
                            break;
                    }
                    
                }
                catch (Exception ex)
                {
                    resultMessage += string.Format("{2}:{0}{1}", ex.Message, Environment.NewLine, message.MessageNotificationClassDisplay);
                }
            }

            WriteCore(core);

        }        

        public void Save()
        {
            this._workBook.SaveAs(_saveFilePath, XlFileFormat.xlOpenXMLWorkbook, Type.Missing, Type.Missing, Type.Missing, Type.Missing, XlSaveAsAccessMode.xlNoChange,
                Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);
            this._workBook.Saved = true;            
        }

        #endregion

        #region private excel field writing

        // generische Methode zum Schreiben der Felder nach Excel für Meldeklassen, die kein
        // Listentyp sind
        private void WriteMessage(DatabaseEntity dbEntity)
        {
            Type objType = dbEntity.GetType();
            List<PropertyInfo> props = new List<PropertyInfo>();

            // add lookup properties to scan list
            props.AddRange(objType.GetProperties().Where(prop => Attribute.IsDefined(prop, typeof(LookupNameAttribute))));


            foreach (PropertyInfo property in props)
            {
                object propValue = property.GetValue(dbEntity, null);
                string value = (propValue == null) ? string.Empty : propValue.ToString();
                LookupNameAttribute lookupNameAttribute = Attribute.GetCustomAttribute(property, typeof(LookupNameAttribute)) as LookupNameAttribute;
                bool success = true;

                if (property.PropertyType == typeof(DateTime?))
                {
                    success = this.WriteDate(lookupNameAttribute.LookupName, property.GetValue(dbEntity));
                }
                else if (property.PropertyType == typeof(double?))
                {
                    success = this.WriteNumber(lookupNameAttribute.LookupName, property.GetValue(dbEntity));
                }
                else if (property.PropertyType == typeof(string))
                {
                    success = this.WriteText(lookupNameAttribute.LookupName, property.GetValue(dbEntity));
                }
                else if (property.PropertyType == typeof(int?))
                {
                    success = this.WriteNumber(lookupNameAttribute.LookupName, property.GetValue(dbEntity));
                }
                else if (property.PropertyType == typeof(byte?))
                {
                    success = this.WriteNumber(lookupNameAttribute.LookupName, property.GetValue(dbEntity));
                }
                else if (property.PropertyType == typeof(Boolean?))
                {
                    object boolVal = property.GetValue(dbEntity);
                    if(boolVal != null)
                        success = this.WriteBoolean(lookupNameAttribute.LookupName, boolVal);
                }
                else
                {
                    string message = string.Format("unhandled property type: {0} for lookup {1}", property.PropertyType, lookupNameAttribute.LookupName);
                    _log.Warn(message);
                }

                if (!success)
                {
                    string message = string.Format("Sheet does not contain lookup field {0}", lookupNameAttribute.LookupName);
                    _log.Error(message);
                    System.Diagnostics.Trace.WriteLine(message);
                    // throw new FormatException(message);
                }
            }
        }

        private void WriteCore(MessageCore core)
        {
            WriteText("ID", core.IsTransit ? core.TransitId : core.VisitId);
            WriteText("Visit.PortOfCall", core.PoC);
            WriteText("Visit.IMONumber", core.IMO);
            WriteText("ReferenceNumber", core.HerbergReportType);
            WriteText("ShipMail", core.HerbergEmailContactReportingVessel);
        }

        #region list / special message classes

        #region LADG

        private void WriteLADG(Message ladgMessage)
        {
            for (int i = 0; i < Math.Min(ladgMessage.NumberOfExcelRows, ladgMessage.Elements.Count); i++)
            {
                string lnCHT = string.Format("LADG.CargoHandlingType_{0}", i + 1);
                string lnType = string.Format("LADG.CargoType_{0}", i + 1);
                string lnCNOI = string.Format("LADG.CargoNumberOfItems_{0}", i + 1);
                string lnCGQ = string.Format("LADG.CargoGrossQuantity_TNE_{0}", i + 1);
                string lnLoad = string.Format("LADG.CargoPortOfLoading_{0}", i + 1);
                string lnDis = string.Format("LADG.CargoPortOfDischarge_{0}", i + 1);
                string lnLACode = string.Format("LADG.CargoLACode_{0}", i + 1);
                string lnZusatz = string.Format("LADG.CargoTypeZusatz_{0}", i + 1);

                LADG ladg = ladgMessage.Elements[i] as LADG;
                if (ladg.CargoHandlingType.HasValue)
                {
                    switch (ladg.CargoHandlingType)
                    {
                        case 0: WriteText(lnCHT, "load"); break;
                        case 1: WriteText(lnCHT, "discharge"); break;
                        case 2: WriteText(lnCHT, "transit"); break;
                        default: break;
                    }
                }

                WriteText(lnType, ladg.CargoCodeNST);
                WriteText(lnZusatz, ladg.CargoCodeNST_3);
                WriteNumber(lnCNOI, ladg.CargoNumberOfItems);
                WriteNumber(lnCGQ, ladg.CargoGrossQuantity_TNE);
                WriteText(lnLoad, ladg.PortOfLoading);
                WriteText(lnDis, ladg.PortOfDischarge);
                WriteNumber(lnLACode, ladg.CargoLACode);
            }
        }

        #endregion

        #region BKRA

        private void WriteBKRA(Message bkraMessage)
        {
            for (int i = 0; i < Math.Min(bkraMessage.NumberOfExcelRows, bkraMessage.Elements.Count); i++)
            {
                string lnQuantity = string.Format("BKRA.BunkerFuelQuantity_TNE_{0}", i + 1);
                string lnType = string.Format("BKRA.BunkerFuelType_{0}", i + 1);
                BRKA brka = bkraMessage.Elements[i] as BRKA;
                WriteNumber(lnQuantity, brka.BunkerFuelQuantity_TNE);
                WriteText(lnType, brka.BunkerFuelType);
            }
        }

        #endregion

        #region BKRD

        private void WriteBKRD(Message bkrdMessage)
        {
            for (int i = 0; i < Math.Min(bkrdMessage.NumberOfExcelRows, bkrdMessage.Elements.Count); i++)
            {
                string lnQuantity = string.Format("BKRD.BunkerFuelQuantity_TNE_{0}", i + 1);
                string lnType = string.Format("BKRD.BunkerFuelType_{0}", i + 1);
                BRKD brkd = bkrdMessage.Elements[i] as BRKD;
                WriteNumber(lnQuantity, brkd.BunkerFuelQuantity_TNE);
                WriteText(lnType, brkd.BunkerFuelType);
            }
        }

        #endregion

        #region BPOL

        private void WriteItineraries(BPOL bpol)
        {
            for (int i = 0; i < Math.Min(10, bpol.PortOfItineraries.Count); i++)
            {
                string bpolName = string.Format("BPOL.PortOfItineraryName_{0}", i + 1);
                string bpolLocode = string.Format("BPOL.PortOfItineraryLoCode_{0}", i + 1);
                string bpolETADate = string.Format("BPOL.PortOfItineraryETADate_{0}", i + 1);
                string bpolETATime = string.Format("BPOL.PortOfItineraryETATime_{0}", i + 1);
                PortOfItinerary poi = bpol.PortOfItineraries[i];
                WriteText(bpolName, poi.PortOfItineraryName);
                WriteText(bpolLocode, poi.PortOfItineraryLocode);
                if (poi.PortOfItineraryETA.HasValue)
                {
                    WriteDate(bpolETADate, poi.PortOfItineraryETA.Value);
                    WriteTime(bpolETATime, poi.PortOfItineraryETA.Value);
                }
            }
        }

        #endregion

        #region CREW

        private void WriteCREW(Message crewMessage, bool isArrival)
        {
            for(int i = 0; i<Math.Min(crewMessage.NumberOfExcelRows, crewMessage.Elements.Count); i++)
            {
                string crewLastName = string.Format("CREW{1}.CrewMemberLastName_{0}", i + 1, isArrival ? "" : "D");
                string crewFirstName = string.Format("CREW{1}.CrewMemberFirstName_{0}", i + 1, isArrival ? "" : "D");
                string crewGender = string.Format("CREW{1}.CrewMemberGender_{0}", i + 1, isArrival ? "" : "D");
                string crewNationality = string.Format("CREW{1}.CrewMemberNationality_{0}", i + 1, isArrival ? "" : "D");
                string crewDuty = string.Format("CREW{1}.CrewMemberDuty_{0}", i + 1, isArrival ? "" : "D");
                string crewPlaceOfBirth = string.Format("CREW{1}.CrewMemberPlaceOfBirth_{0}", i + 1, isArrival ? "" : "D");
                string crewDateOfBirth = string.Format("CREW{1}.CrewMemberDateOfBirth_{0}", i + 1, isArrival ? "" : "D");
                string crewIdentDocType = string.Format("CREW{1}.CrewMemberIdentityDocumentType_{0}", i + 1, isArrival ? "" : "D");
                string crewIdentDocId = string.Format("CREW{1}.CrewMemberIdentityDocumentId_{0}", i + 1, isArrival ? "" : "D");
                string crewVisaNo = string.Format("CREW{1}.CrewMemberVisaNumber_{0}", i + 1, isArrival ? "" : "D");
                CREW crew = crewMessage.Elements[i] as CREW; // das funktioniert weil CREWD von CREW ableitet..
                WriteText(crewLastName, crew.CrewMemberLastName);
                WriteText(crewFirstName, crew.CrewMemberFirstName);
                WriteGender(crewGender, crew.CrewMemberGender);
                WriteText(crewNationality, crew.CrewMemberNationality);
                WriteText(crewDuty, crew.CrewMemberDuty);
                WriteText(crewPlaceOfBirth, crew.CrewMemberPlaceOfBirth);
                if(crew.CrewMemberDateOfBirth.HasValue)
                    WriteDate(crewDateOfBirth, crew.CrewMemberDateOfBirth.Value);
                WriteText(crewIdentDocType, crew.CrewMemberIdentityDocumentTypeDisplay);
                WriteText(crewIdentDocId, crew.CrewMemberIdentityDocumentId);
                WriteText(crewVisaNo, crew.CrewMemberVisaNumber);
            }
        }

        #endregion

        #region HAZ

        private void WriteHAZ(Message hazMessage, bool isArrival)
        {
            string noDPGOnBoard = isArrival ? "HAZA.DGOnBoard" : "HAZD.DGOnBoard";
            string dpgManifestOnBoard = isArrival ? "HAZA.DPGManifestOnBoardOnArrival" : "HAZD.DPGManifestOnBoardOnDeparture";
            string dpgContactFamilyName = isArrival ? "HAZA.DPGContactFamilyName" : "HAZD.DPGContactFamilyName";
            string dpgContactPhone = isArrival ? "HAZA.DPGContactPhone" : "HAZD.DPGContactPhone";
            string mouBaltic = isArrival ? "HAZA.MOUBaltic" : "HAZD.MOUBaltic";
            string shipClass = isArrival ? "HAZA.INFShipClass" : "HAZD.INFShipClass";
            HAZ haz = hazMessage.Elements[0] as HAZ;
            WriteBoolean(noDPGOnBoard, haz.NoDPGOnBoardOnArrival);
            WriteBoolean(dpgManifestOnBoard, haz.DPGManifestOnBoardOnArrival);
            WriteText(dpgContactFamilyName, haz.DPGContactFamilyName);
            WriteText(dpgContactPhone, haz.DPGContactPhone);
            WriteBoolean(mouBaltic, haz.MOUBaltic);
            switch(haz.INFShipClass)
            {
                case 0: WriteText(shipClass, "INF1"); break;
                case 1: WriteText(shipClass, "INF2"); break;
                case 2: WriteText(shipClass, "INF3"); break;
            }

            string className = isArrival ? "HAZA" : "HAZD";

            #region IMDB

            for (int i = 0; i < Math.Min(haz.IMDGPositions.Count, 10); i++)
            {
                string imdg_unno = string.Format("{1}.IMDG.UNNumber_{0}", i + 1, className);
                string imdg_properShippingName = string.Format("{1}.IMDG.ProperShippingName_{0}", i + 1, className);
                string imdg_imoClass = string.Format("{1}.IMDG.IMOClass_{0}", i + 1, className);
                string imdg_packingGroup = string.Format("{1}.IMDG.PackingGroup_{0}", i + 1, className);
                string imdg_marinePollutant = string.Format("{1}.IMDG.MarinePollutant_{0}", i + 1, className);
                string imdg_flashpoint = string.Format("{1}.IMDG.Flashpoint_CEL_{0}", i + 1, className);
                string imdg_numberOfPackages = string.Format("{1}.IMDG.NumberOfPackages_{0}", i + 1, className);
                string imdg_packageType = string.Format("{1}.IMDG.PackageType_{0}", i + 1, className);
                string imdg_limitedQuantities = string.Format("{1}.IMDG.LimitedQuantities_{0}", i + 1, className);
                string imdg_exceptedQuantities = string.Format("{1}.IMDG.ExceptedQuantities_{0}", i + 1, className);
                string imdg_netQuantity = string.Format("{1}.IMDG.NetQuantity_KGM_{0}", i + 1, className);
                string imdg_grossQuantity = string.Format("{1}.IMDG.GrossQuantity_KGM_{0}", i + 1, className);
                string imdg_number = string.Format("{1}.IMDG.Number_{0}", i + 1, className);
                string imdg_stowagePosition = string.Format("{1}.IMDG.StowagePosition_{0}", i + 1, className);
                string imdg_portOfLoading = string.Format("{1}.IMDG.PortOfLoading_{0}", i + 1, className);
                string imdg_portOfDischarge = string.Format("{1}.IMDG.PortOfDischarge_{0}", i + 1, className);
                string imdg_containerNumber = string.Format("{1}.IMDG.ContainerNumber_{0}", i + 1, className);
                IMDGPosition imdgPosition = haz.IMDGPositions[i];
                WriteText(imdg_unno, imdgPosition.UNNumber);
                WriteText(imdg_properShippingName, imdgPosition.ProperShippingName);
                WriteText(imdg_imoClass, imdgPosition.IMOClass);
                if (imdgPosition.PackingGroup.HasValue)
                {
                    switch (imdgPosition.PackingGroup.Value)
                    {
                        case 0: WriteText(imdg_packingGroup, "I"); break;
                        case 1: WriteText(imdg_packingGroup, "II"); break;
                        case 2: WriteText(imdg_packingGroup, "III"); break;
                    }
                }
                WriteBoolean(imdg_marinePollutant, imdgPosition.MarinePollutant);
                WriteText(imdg_flashpoint, imdgPosition.Flashpoint_CEL);
                if (imdgPosition.NumberOfPackages.HasValue)
                    WriteNumber(imdg_numberOfPackages, imdgPosition.NumberOfPackages.Value);
                WriteText(imdg_packageType, imdgPosition.PackageType);
                WriteBoolean(imdg_limitedQuantities, imdgPosition.LimitedQuantities);
                WriteBoolean(imdg_exceptedQuantities, imdgPosition.ExceptedQuantities);
                if (imdgPosition.NetQuantity_KGM.HasValue)
                    WriteNumber(imdg_netQuantity, imdgPosition.NetQuantity_KGM.Value);
                if (imdgPosition.GrossQuantity_KGM.HasValue)
                    WriteNumber(imdg_grossQuantity, imdgPosition.GrossQuantity_KGM.Value);
                WriteText(imdg_number, imdgPosition.VehicleLicenseNumber);
                WriteText(imdg_stowagePosition, imdgPosition.StowagePosition);
                WriteText(imdg_portOfLoading, imdgPosition.PortOfLoading);
                WriteText(imdg_portOfDischarge, imdgPosition.PortOfDischarge);
                WriteText(imdg_containerNumber, imdgPosition.ContainerNumber);
            }

            #endregion

            #region IBC

            for (int i = 0; i < Math.Min(haz.IBCPositions.Count, 5); i++)
            {
                string ibc_productName = string.Format("{1}.IBC.ProductName_{0}", i + 1, className);
                string ibc_pollutionCategory = string.Format("{1}.IBC.PollutionCategory_{0}", i + 1, className);
                string ibc_flash = string.Format("{1}.IBC.FlashpointInformation_{0}", i + 1, className);
                string ibc_quantity = string.Format("{1}.IBC.Quantity_KGM_{0}", i + 1, className);
                string ibc_stowagePosition = string.Format("{1}.IBC.StowagePosition_{0}", i + 1, className);
                string ibc_portOfLoading = string.Format("{1}.IBC.PortOfLoading_{0}", i + 1, className);
                string ibc_portOfDischarge = string.Format("{1}.IBC.PortOfDischarge_{0}", i + 1, className);
                IBCPosition ibcPosition = haz.IBCPositions[i];
                WriteText(ibc_productName, ibcPosition.ProductName);
                if(ibcPosition.PollutionCategory.HasValue)
                {
                    switch(ibcPosition.PollutionCategory.Value)
                    {
                        case 0: WriteText(ibc_pollutionCategory, "X"); break;
                        case 1: WriteText(ibc_pollutionCategory, "Y"); break;
                        case 2: WriteText(ibc_pollutionCategory, "Z"); break;
                        case 3: WriteText(ibc_pollutionCategory, "OS"); break;
                    }
                }
                WriteText(ibc_flash, ibcPosition.Flashpoint_CEL);
                if (ibcPosition.Quantity_KGM.HasValue)
                    WriteNumber(ibc_quantity, ibcPosition.Quantity_KGM.Value);
                WriteText(ibc_stowagePosition, ibcPosition.StowagePosition);
                WriteText(ibc_portOfLoading, ibcPosition.PortOfLoading);
                WriteText(ibc_portOfDischarge, ibcPosition.PortOfDischarge);
            }

            #endregion

            #region IGC

            for (int i = 0; i < Math.Min(haz.IGCPositions.Count, 5); i++)
            {
                string igc_productName = string.Format("{1}.IGC.ProductName_{0}", i + 1, className);
                string igc_quantity = string.Format("{1}.IGC.Quantity_KGM_{0}", i + 1, className);
                string igc_stowagePosition = string.Format("{1}.IGC.StowagePosition_{0}", i + 1, className);
                string igc_portOfLoading = string.Format("{1}.IGC.PortOfLoading_{0}", i + 1, className);
                string igc_portOfDischarge = string.Format("{1}.IGC.PortOfDischarge_{0}", i + 1, className);
                IGCPosition igcPosition = haz.IGCPositions[i];
                WriteText(igc_productName, igcPosition.ProductName);
                if (igcPosition.Quantity_KGM.HasValue)
                    WriteNumber(igc_quantity, igcPosition.Quantity_KGM.Value);
                WriteText(igc_stowagePosition, igcPosition.StowagePosition);
                WriteText(igc_portOfLoading, igcPosition.PortOfLoading);
                WriteText(igc_portOfDischarge, igcPosition.PortOfDischarge);
            }

            #endregion

            #region IMSBC

            for (int i = 0; i < Math.Min(haz.IMSBCPositions.Count, 5); i++)
            {
                string imsbc_bcsn = string.Format("{1}.IMSBC.BulkCargoShippingName_{0}", i + 1, className);
                string imsbc_mhb = string.Format("{1}.IMSBC.MHB_{0}", i + 1, className);
                string imsbc_quantity = string.Format("{1}.IMSBC.Quantity_KGM_{0}", i + 1, className);
                string imsbc_stowagePosition = string.Format("{1}.IMSBC.StowagePosition_{0}", i + 1, className);
                string imsbc_portOfLoading = string.Format("{1}.IMSBC.PortOfLoading_{0}", i + 1, className);
                string imsbc_portOfDischarge = string.Format("{1}.IMSBC.PortOfDischarge_{0}", i + 1, className);
                IMSBCPosition imsbcPosition = haz.IMSBCPositions[i];
                WriteText(imsbc_bcsn, imsbcPosition.BulkCargoShippingName);
                WriteBoolean(imsbc_mhb, imsbcPosition.MHB);
                if (imsbcPosition.Quantity_KGM.HasValue)
                    WriteNumber(imsbc_quantity, imsbcPosition.Quantity_KGM.Value);
                WriteText(imsbc_stowagePosition, imsbcPosition.StowagePosition);
                WriteText(imsbc_portOfLoading, imsbcPosition.PortOfLoading);
                WriteText(imsbc_portOfDischarge, imsbcPosition.PortOfDischarge);
            }

            #endregion

            #region MARPOL

            for (int i = 0; i < Math.Min(haz.MARPOLPositions.Count, 5); i++)
            {
                string marpol_name = string.Format("{1}.MARPOL.Name_{0}", i + 1, className);
                string marpol_flash = string.Format("{1}.MARPOL.Flashpoint_CEL_{0}", i + 1, className);
                string marpol_quantity = string.Format("{1}.MARPOL.Quantity_KGM_{0}", i + 1, className);
                string marpol_stowagePosition = string.Format("{1}.MARPOL.StowagePosition_{0}", i + 1, className);
                string marpol_portOfLoading = string.Format("{1}.MARPOL.PortOfLoading_{0}", i + 1, className);
                string marpol_portOfDischarge = string.Format("{1}.MARPOL.PortOfDischarge_{0}", i + 1, className);
                MARPOL_Annex_I_Position marpolPosition = haz.MARPOLPositions[i];
                WriteText(marpol_name, marpolPosition.Name);
                WriteText(marpol_flash, marpolPosition.Flashpoint_CEL);
                if (marpolPosition.Quantity_KGM.HasValue)
                    WriteNumber(marpol_quantity, marpolPosition.Quantity_KGM.Value);
                WriteText(marpol_stowagePosition, marpolPosition.StowagePosition);
                WriteText(marpol_portOfLoading, marpolPosition.PortOfLoading);
                WriteText(marpol_portOfDischarge, marpolPosition.PortOfDischarge);
            }

            #endregion

        }

        #endregion

        #region MDH

        private void WriteMDH(MDH mdh)
        {
            #region POC

            for(int i = 0; i < Math.Min(mdh.NumberOfExcelRows, mdh.PortOfCallLast30Days.Count); i++)
            {
                string portName = string.Format("MDH.PortOfCallLast30DaysPort_{0}", i + 1);
                string portCountry = string.Format("MDH.PortOfCallLast30DaysCountry_{0}", i + 1);
                string locode = string.Format("MDH.PortOfCallLast30DaysLocode_{0}", i + 1);
                string crewJoined = string.Format("MDH.PortOfCallLast30DaysCrewMembersJoined_{0}", i + 1);
                string crewName = string.Format("MDH.PortOfCallLast30DaysCrewJoinedShipName_{0}", i + 1);
                string depDate = string.Format("MDH.PortOfCallLast30DaysDateOfDeparture_{0}", i + 1);
                PortOfCallLast30Days poc30d = mdh.PortOfCallLast30Days[i];
                WriteText(portName, Locode.LocodeDB.LocationNameFromLocode(poc30d.PortOfCallLast30DaysLocode));
                if (poc30d.PortOfCallLast30DaysLocode.Length == 5)
                    WriteText(portCountry, poc30d.PortOfCallLast30DaysLocode.Substring(0, 2));
                WriteText(locode, poc30d.PortOfCallLast30DaysLocode);
                WriteBoolean(crewJoined, poc30d.PortOfCallLast30DaysCrewMembersJoined);
                WriteText(crewName, poc30d.CrewMembersJoinedText);
                if (poc30d.PortOfCallLast30DaysDateOfDeparture.HasValue)
                    WriteDate(depDate, poc30d.PortOfCallLast30DaysDateOfDeparture.Value);
            }

            #endregion

            #region SanitaryMeasures

            for(int i = 0; i < Math.Min(mdh.SanitaryMeasuresDetails.Count, 3); i++)
            {
                string smType = string.Format("MDH.SanitaryMeasuresType_{0}", i + 1);
                string smLocation = string.Format("MDH.SanitaryMeasuresLocation_{0}", i + 1);
                string smDate = string.Format("MDH.SanitaryMeasuresDate_{0}", i + 1);
                SanitaryMeasuresDetail smd = mdh.SanitaryMeasuresDetails[i];
                WriteText(smType, smd.SanitaryMeasuresType);
                WriteText(smLocation, smd.SanitaryMeasuresLocation);
                if (smd.SanitaryMeasuresDate.HasValue)
                    WriteDate(smDate, smd.SanitaryMeasuresDate.Value);
            }

            #endregion

            #region InfectedAreas

            for(int i = 0; i < Math.Min(mdh.InfectedAreas.Count, 3); i++)
            {
                string iaPort = string.Format("MDH.InfectedAreaPort_{0}", i + 1);
                string iaDate = string.Format("MDH.InfectedAreaDate_{0}", i + 1);
                InfectedArea ia = mdh.InfectedAreas[i];
                WriteText(iaPort, ia.InfectedAreaPort);
                if (ia.InfectedAreaDate.HasValue)
                    WriteDate(iaDate, ia.InfectedAreaDate.Value);
            }

            #endregion

            #region StowawayJoiningLocation

            for(int i = 0; i < Math.Min(mdh.StowawaysJoiningLocations.Count, 3); i++)
            {
                string sjlLookup = string.Format("MDH.StowawaysJoiningLocation_{0}", i + 1);
                StowawaysJoiningLocation sjl = mdh.StowawaysJoiningLocations[i];
                WriteText(sjlLookup, sjl.StowawayJoiningLocation);
            }

            #endregion

        }

        #endregion

        #region NOA_NOD

        private void WriteNOA_NOD(NOA_NOD noa_nod, bool isTransit)
        {
            if(noa_nod.ETAToPortOfCall.HasValue)
            {
                WriteDate("NOA_NOD.ETADateToPortOfCall", noa_nod.ETAToPortOfCall.Value);
                WriteTime("NOA_NOD.ETATimeToPortOfCall", noa_nod.ETAToPortOfCall.Value);
            }

            if(isTransit)
            {
                if(noa_nod.ETDFromKielCanal.HasValue)
                {
                    WriteDate("NOA_NOD.ETDDateFromPortOfCall", noa_nod.ETDFromKielCanal.Value);
                    WriteTime("NOA_NOD.ETDTimeFromPortOfCall", noa_nod.ETDFromKielCanal.Value);
                }
            } 
            else
            {
                for(int i = 0; i < Math.Min(noa_nod.NumberOfExcelRows, noa_nod.CallPurposes.Count); i++)
                {
                    string callPurposeDescriptionKey = string.Format("NOA_NOD.CallPuposeDescription_{0}", i + 1);
                    string callPurposeCodeKey = string.Format("NOA_NOD.CallPurposeCode_{0}", i + 1);
                    CallPurpose cp = noa_nod.CallPurposes[i];
                    WriteText(callPurposeDescriptionKey, cp.CallPurposeDescription);
                    WriteText(callPurposeCodeKey, cp.CallPurposeCode);
                }

                if (noa_nod.ETDFromPortOfCall.HasValue)
                {
                    WriteDate("NOA_NOD.ETDDateFromPortOfCall", noa_nod.ETDFromPortOfCall.Value);
                    WriteTime("NOA_NOD.ETDTimeFromPortOfCall", noa_nod.ETDFromPortOfCall.Value);
                }
            }

            WriteText("NOA_NOD.LastPort", noa_nod.LastPort);
            WriteText("NOA_NOD.NextPort", noa_nod.NextPort);

            if(noa_nod.ETDFromLastPort.HasValue)
            {
                WriteDate("NOA_NOD.ETDDateFromLastPort", noa_nod.ETDFromLastPort.Value);
                WriteTime("NOA_NOD.ETDTimeFromLastPort", noa_nod.ETDFromLastPort.Value);
            }

            if(noa_nod.ETAToNextPort.HasValue)
            {
                WriteDate("NOA_NOD.ETADateToNextPort", noa_nod.ETAToNextPort.Value);
                WriteTime("NOA_NOD.ETATimeToNextPort", noa_nod.ETAToNextPort.Value);
            }

            WriteBoolean("NOA_NOD.IsAnchored", noa_nod.IsAnchored);

        }

        #endregion

        #region PAS

        private void WritePAS(Message pasMessage, bool isArrival)
        {
            for(int i = 0; i < Math.Min(pasMessage.NumberOfExcelRows, pasMessage.Elements.Count); i++)
            {
                string pasLastName = string.Format("PAS{1}.PassengerLastName_{0}", i + 1, isArrival ? "" : "D");
                string pasFirstName = string.Format("PAS{1}.PassengerFirstName_{0}", i + 1, isArrival ? "" : "D");
                string pasGender = string.Format("PAS{1}.PassengerGender_{0}", i + 1, isArrival ? "" : "D");
                string pasNationality = string.Format("PAS{1}.PassengerNationality_{0}", i + 1, isArrival ? "" : "D");
                string pasEmbarkation = string.Format("PAS{1}.PassengerPortOfEmbarkation_{0}", i + 1, isArrival ? "" : "D");
                string pasDebarkation = string.Format("PAS{1}.PassengerPortOfDisembarkation_{0}", i + 1, isArrival ? "" : "D");
                string pasTransit = string.Format("PAS{1}.PassengerInTransit_{0}", i + 1, isArrival ? "" : "D");
                string pasPlaceOfBirth = string.Format("PAS{1}.PassengerPlaceOfBirth_{0}", i + 1, isArrival ? "" : "D");
                string pasDateOfBirth = string.Format("PAS{1}.PassengerDateOfBirth_{0}", i + 1, isArrival ? "" : "D");
                string pasIdentDocType = string.Format("PAS{1}.PassengerIdentityDocumentType_{0}", i + 1, isArrival ? "" : "D");
                string pasIdentDocId = string.Format("PAS{1}.PassengerIdentityDocumentId_{0}", i + 1, isArrival ? "" : "D");
                string pasVisaNo = string.Format("PAS{1}.PassengerVisaNumber_{0}", i + 1, isArrival ? "" : "D");
                PAS pas = pasMessage.Elements[i] as PAS; // PASD is derived from PAS daher ok!
                WriteText(pasLastName, pas.PassengerLastName);
                WriteText(pasFirstName, pas.PassengerFirstName);
                WriteGender(pasGender, pas.PassengerGender);
                WriteText(pasNationality, pas.PassengerNationality);
                WriteText(pasEmbarkation, pas.PassengerPortOfEmbarkation);
                WriteText(pasDebarkation, pas.PassengerPortOfDisembarkation);
                WriteBoolean(pasTransit, pas.PassengerInTransit);
                WriteText(pasPlaceOfBirth, pas.PassengerPlaceOfBirth);
                if(pas.PassengerDateOfBirth.HasValue)
                    WriteDate(pasDateOfBirth, pas.PassengerDateOfBirth);
                WriteText(pasIdentDocType, pas.PassengerIdentityDocumentTypeDisplay);
                WriteText(pasIdentDocId, pas.PassengerIdentityDocumentId);
                WriteText(pasVisaNo, pas.PassengerVisaNumber);
            }
        }

        #endregion

        #region SEC

        private void WriteSEC(Message secMessage)
        {
            if (secMessage.Elements.Count == 0) return;
            SEC sec = secMessage.Elements[0] as SEC;
            if(sec.ISSCType.HasValue)
            {
                switch(sec.ISSCType.Value)
                {
                    case 0: WriteText("SEC.ISSCType", "full"); break;
                    case 1: WriteText("SEC.ISSCType", "interim"); break;
                }
            }

            if (sec.CurrentShipSecurityLevel.HasValue)
                WriteText("SEC.CurrentShipSecurityLevel", sec.CurrentShipSecurityLevel.Value.ToString());

            WriteText("SEC.ISSCIssuerType", sec.ISSCIssuerTypeDisplay);
            
            if(sec.GeneralDescriptionOfCargo.HasValue)
            {
                switch(sec.GeneralDescriptionOfCargo.Value)
                {
                    case 0: WriteText("SEC.GeneralDescriptionOfCargo", "container"); break;
                    case 1: WriteText("SEC.GeneralDescriptionOfCargo", "vehicles"); break;
                    case 2: WriteText("SEC.GeneralDescriptionOfCargo", "convent"); break;
                    case 3: WriteText("SEC.GeneralDescriptionOfCargo", "dry"); break;
                    case 4: WriteText("SEC.GeneralDescriptionOfCargo", "liquid"); break;
                    case 5: WriteText("SEC.GeneralDescriptionOfCargo", "empty"); break;
                }
            }

            WriteBoolean("SEC.KielCanalPassagePlanned_Arrival", sec.KielCanalPassagePlannedIncomming.HasValue);
            WriteBoolean("SEC.KielCanalPassagePlanned_Departure", sec.KielCanalPassagePlannedOutgoing.HasValue);
            if(sec.KielCanalPassagePlannedIncomming.HasValue)
            {
                WriteDate("SEC.ETADateKielCanalPassagePlannedIncomming", sec.KielCanalPassagePlannedIncomming.Value);
                WriteTime("SEC.ETATimeKielCanalPassagePlannedIncomming", sec.KielCanalPassagePlannedIncomming.Value);
            }
            if(sec.KielCanalPassagePlannedOutgoing.HasValue)
            {
                WriteDate("SEC.ETADateKielCanalPassagePlannedOutgoing", sec.KielCanalPassagePlannedOutgoing.Value);
                WriteTime("SEC.ETATimeKielCanalPassagePlannedOutgoing", sec.KielCanalPassagePlannedOutgoing.Value);
            }

            for(int i = 0; i < Math.Min(sec.LastTenPortFacilitesCalled.Count, 10); i++)
            {
                string portName = string.Format("SEC.PortFacilityPortName_{0}", i + 1);
                string portCountry = string.Format("SEC.PortFacilityPortCountry_{0}", i + 1);
                string portLocode = string.Format("SEC.PortFacilityPortLoCode_{0}", i + 1);
                string portDateOfArrival = string.Format("SEC.PortFacilityDateOfArrival_{0}", i + 1);
                string portDateOfDeparture = string.Format("SEC.PortFacilityDateOfDeparture_{0}", i + 1);
                string portShipSecLevel = string.Format("SEC.PortFacilityShipSecurityLevel_{0}", i + 1);
                string portGISISCode = string.Format("SEC.PortFacilityGISISCode_{0}", i + 1);
                string portSecMatters = string.Format("SEC.PortFacilitySecurityMattersToReport_{0}", i + 1);
                LastTenPortFacilitiesCalled l10 = sec.LastTenPortFacilitesCalled[i];
                WriteText(portName, l10.PortFacilityPortName);
                WriteText(portCountry, l10.PortFacilityPortCountry);
                WriteText(portLocode, l10.PortFacilityPortLoCode);
                if (l10.PortFacilityDateOfArrival.HasValue)
                    WriteDate(portDateOfArrival, l10.PortFacilityDateOfArrival.Value);
                if (l10.PortFacilityDateOfDeparture.HasValue)
                    WriteDate(portDateOfDeparture, l10.PortFacilityDateOfDeparture.Value);
                if (l10.PortFacilityShipSecurityLevel.HasValue)
                    WriteText(portShipSecLevel, l10.PortFacilityShipSecurityLevel.Value.ToString());
                WriteText(portGISISCode, l10.PortFacilityGISISCode);
                WriteText(portSecMatters, l10.PortFacilitySecurityMattersToReport);
            }

            for(int i = 0; i < Math.Min(sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled.Count, 10); i++)
            {
                string s2sName = string.Format("SEC.ShipToShipActivityLocationName_{0}", i + 1);
                string s2sLocode = string.Format("SEC.ShipToShipActivityLocationLoCode_{0}", i + 1);
                string s2sLatitude = string.Format("SEC.ShipToShipActivityLocationCoordinatesLatitude_{0}", i + 1);
                string s2sLongitude = string.Format("SEC.ShipToShipActivityLocationCoordinatesLongitude_{0}", i + 1);
                string s2sFromDate = string.Format("SEC.ShipToShipActivityDateFrom_{0}", i + 1);
                string s2sToDate = string.Format("SEC.ShipToShipActivityDateTo_{0}", i + 1);
                string s2sSec = string.Format("SEC.ShipToShipActivitySecurityMattersToReport_{0}", i + 1);
                string s2sActivityString = string.Format("SEC.ShipToShipActivityType_{0}", i + 1);
                ShipToShipActivitiesDuringLastTenPortFacilitiesCalled s2s = sec.ShipToShipActivitiesDuringLastTenPortFacilitiesCalled[i];
                WriteText(s2sName, s2s.ShipToShipActivityLocationName);
                WriteText(s2sLocode, s2s.ShipToShipActivityLocationLoCode);
                if(s2s.ShipToShipActivityLocationCoordinatesLatitude.HasValue)
                    WriteNumber(s2sLatitude, s2s.ShipToShipActivityLocationCoordinatesLatitude.Value);
                if (s2s.ShipToShipActivityLocationCoordinatesLongitude.HasValue)
                    WriteNumber(s2sLongitude, s2s.ShipToShipActivityLocationCoordinatesLongitude.Value);
                if (s2s.ShipToShipActivityDateFrom.HasValue)
                    WriteDate(s2sFromDate, s2s.ShipToShipActivityDateFrom.Value);
                if (s2s.ShipToShipActivityDateTo.HasValue)
                    WriteDate(s2sToDate, s2s.ShipToShipActivityDateTo.Value);
                WriteText(s2sSec, s2s.ShipToShipActivitySecurityMattersToReport);
                if (s2s.ShipToShipActivityTypeCode.HasValue)
                    WriteText(s2sActivityString, s2s.ShipToShipActivityTypeCode.Value.ToString());
            }

        }

        #endregion

        #region SERV

        private void WriteSERV(Message servMessage)
        {
            if(servMessage.Elements.Count > 0)
            {
                SERV serv = servMessage.Elements[0] as SERV;
                WriteMessage(serv);
            }
        }

        #endregion

        #region STO

        private void WriteSTO(Message stoMessage)
        {
            for(int i = 0; i < Math.Min(stoMessage.Elements.Count, stoMessage.NumberOfExcelRows); i++)
            {
                string stoName = string.Format("STO.Name_{0}", i + 1);
                string stoQuantity = string.Format("STO.Quantity_{0}", i + 1);
                string stoQuantityUnit = string.Format("STO.QuantityUnit_{0}", i + 1);
                string stoLocationOnBoard = string.Format("STO.LocationOnBoard_{0}", i + 1);
                string stoOfficialUse = string.Format("STO.OfficialUse_{0}", i + 1);

                STO sto = stoMessage.Elements[i] as STO;

                WriteText(stoName, sto.Name);
                if (sto.Quantity.HasValue)
                    WriteNumber(stoQuantity, sto.Quantity.Value);
                WriteText(stoQuantityUnit, sto.QuantityUnit);
                WriteText(stoLocationOnBoard, sto.LocationOnBoard);
                WriteText(stoOfficialUse, sto.OfficialUse);
            }
        }

        #endregion

        #region TOWA

        private void WriteTOWA(Message towaMessage)
        {
            for(int i = 0; i < Math.Min(towaMessage.Elements.Count, towaMessage.NumberOfExcelRows); i++)
            {
                string tName = string.Format("TOWA.TowageOnArrivalName_{0}", i + 1);
                string tFlag = string.Format("TOWA.TowageOnArrivalFlag_{0}", i + 1);
                string tPoC = string.Format("TOWA.TowageOnArrivalPurposeOfCall_{0}", i + 1);
                string tDraft = string.Format("TOWA.TowageOnArrivalDraught_DMT_{0}", i + 1);
                string tGT = string.Format("TOWA.TowageOnArrivalGrossTonnage_{0}", i + 1);
                string tLen = string.Format("TOWA.TowageOnArrivalLengthOverall_MTR_{0}", i + 1);
                string tBeam = string.Format("TOWA.TowageOnArrivalBeam_MTR_{0}", i + 1);
                string tOp = string.Format("TOWA.TowageOnArrivalOperatorCompanyName_{0}", i + 1);

                TOWA towa = towaMessage.Elements[i] as TOWA;

                WriteText(tName, towa.TowageOnArrivalName);
                WriteText(tFlag, towa.TowageOnArrivalFlag);
                WriteText(tPoC, towa.TowageOnArrivalPurposeOfCall);
                if (towa.TowageOnArrivalDraught_DMT.HasValue)
                    WriteNumber(tDraft, towa.TowageOnArrivalDraught_DMT.Value);
                if (towa.TowageOnArrivalGrossTonnage.HasValue)
                    WriteNumber(tGT, towa.TowageOnArrivalGrossTonnage.Value);
                if (towa.TowageOnArrivalLengthOverall_MTR.HasValue)
                    WriteNumber(tLen, towa.TowageOnArrivalLengthOverall_MTR.Value);
                if (towa.TowageOnArrivalBeam_MTR.HasValue)
                    WriteNumber(tBeam, towa.TowageOnArrivalBeam_MTR.Value);
                WriteText(tOp, towa.TowageOnArrivalOperatorCompanyName);
            }
        }

        #endregion

        #region TOWD

        private void WriteTOWD(Message towdMessage)
        {
            for(int i = 0; i < Math.Min(towdMessage.Elements.Count, towdMessage.NumberOfExcelRows); i++)
            {
                string tName = string.Format("TOWD.TowageOnDepartureName_{0}", i + 1);
                string tFlag = string.Format("TOWD.TowageOnDepartureFlag_{0}", i + 1);
                string tDraft = string.Format("TOWD.TowageOnDepartureDraught_DMT_{0}", i + 1);
                string tLen = string.Format("TOWD.TowageOnDepartureLengthOverall_MTR_{0}", i + 1);
                string tBeam = string.Format("TOWD.TowageOnDepartureBeam_MTR_{0}", i + 1);
                string tOp = string.Format("TOWD.TowageOnDepartureOperatorCompanyName_{0}", i + 1);

                TOWD towd = towdMessage.Elements[i] as TOWD;

                WriteText(tName, towd.TowageOnDepartureName);
                WriteText(tFlag, towd.TowageOnDepartureFlag);
                if (towd.TowageOnDepartureDraught_DMT.HasValue)
                    WriteNumber(tDraft, towd.TowageOnDepartureDraught_DMT.Value);
                if (towd.TowageOnDepartureLengthOverall_MTR.HasValue)
                    WriteNumber(tLen, towd.TowageOnDepartureLengthOverall_MTR.Value);
                if (towd.TowageOnDepartureBeam_MTR.HasValue)
                    WriteNumber(tBeam, towd.TowageOnDepartureBeam_MTR.Value);
                WriteText(tOp, towd.TowageOnDepartureOperatorCompanyName);
            }            
        }

        #endregion

        #region WAS

        private void WriteWAS(Message wasMessage)
        {
            if (wasMessage.Elements.Count == 0) return;
            WAS was = wasMessage.Elements[0] as WAS;

            WriteText("WAS.WasteDisposalDelivery", was.WasteDisposalDelivery);
            WriteText("WAS.LastWasteDisposalPort", was.LastWasteDisposalPort);
            WriteText("WAS.WasteDisposalServiceProviderName", was.WasteDisposalServiceProviderText);

            for(int i = 0; i < Math.Min(was.NumberOfExcelRows, was.Waste.Count); i++)
            {
                string wastetype = string.Format("WAS.WasteType_{0}", i + 1);
                string wasteCode = string.Format("WAS.WasteCode_{0}", i + 1);
                string wasteDescription = string.Format("WAS.WasteDescription_{0}", i + 1);
                string wasteAmount = string.Format("WAS.WasteDisposalAmount_MTQ_{0}", i + 1);
                string wasteCapacity = string.Format("WAS.WasteCapacity_MTQ_{0}", i + 1);
                string wasteRetained = string.Format("WAS.WasteAmountRetained_MTQ_{0}", i + 1);
                string wastePort = string.Format("WAS.WasteDisposalPort_{0}", i + 1);
                string amountGen = string.Format("WAS.WasteAmountGeneratedTillNextPort_MTQ_{0}", i + 1);
                string wasteDis = string.Format("WAS.WasteDisposedAtLastPort_MTQ_{0}", i + 1);

                Waste waste = was.Waste[i];

                if(waste.WasteType.HasValue)
                    WriteNumber(wasteCode, waste.WasteType.Value);
                WriteText(wastetype, waste.WasteTypeDisplay);
                WriteText(wasteDescription, waste.WasteDescription);
                if (waste.WasteDisposalAmount_MTQ.HasValue)
                    WriteNumber(wasteAmount, waste.WasteDisposalAmount_MTQ.Value);
                if (waste.WasteCapacity_MTQ.HasValue)
                    WriteNumber(wasteCapacity, waste.WasteCapacity_MTQ.Value);
                if (waste.WasteAmountRetained_MTQ.HasValue)
                    WriteNumber(wasteRetained, waste.WasteAmountRetained_MTQ.Value);
                WriteText(wastePort, waste.WasteDisposalPort);
                if (waste.WasteAmountGeneratedTillNextPort_MTQ.HasValue)
                    WriteNumber(amountGen, waste.WasteAmountGeneratedTillNextPort_MTQ.Value);
                if (waste.WasteDisposedAtLastPort_MTQ.HasValue)
                    WriteNumber(wasteDis, waste.WasteDisposedAtLastPort_MTQ.Value);
            }

        }

        #endregion

        #region INFO

        private void WriteINFO(INFO info)
        {
            if (info != null)
            {
                this.WriteBoolean("INFO.FumigatedBulkCargo", info.FumigatedBulkCargoBool);

                if (info.ShippingArea.HasValue)
                {
                    switch (info.ShippingArea.Value)
                    {
                        case 0: this.WriteText("INFO.ShippingArea", "NORTH_BALTIC_SEA"); break;
                        case 1: this.WriteText("INFO.ShippingArea", "EUROPE"); break;
                        case 2: this.WriteText("INFO.ShippingArea", "OVERSEAS"); break;
                    }
                }
            }
        }

        #endregion

        #region PRE72H

        private void WritePRE72H(PRE72H pre72h)
        {
            if(pre72h != null)
            {
                if(pre72h.TankerHullConfiguration.HasValue)
                {
                    switch(pre72h.TankerHullConfiguration.Value)
                    {
                        case 0: WriteText("PRE72H.TankerHullConfiguration", "SINGLE HULL"); break;
                        case 1: WriteText("PRE72H.TankerHullConfiguration", "SINGLE HULL WITH SBT"); break;
                        case 2: WriteText("PRE72H.TankerHullConfiguration", "DOUBLE HULL"); break;
                    }
                }
                if(pre72h.ConditionCargoBallastTanks.HasValue)
                {
                    switch(pre72h.ConditionCargoBallastTanks.Value)
                    {
                        case 0: WriteText("PRE72H.ConditionCargoBallastTanks", "FULL"); break;
                        case 1: WriteText("PRE72H.ConditionCargoBallastTanks", "EMPTY"); break;
                        case 2: WriteText("PRE72H.ConditionCargoBallastTanks", "INERTED"); break;
                    }
                }
            }
        }

        #endregion

        #endregion

        #region write simple things

        private void WriteGender(string label, byte? gender)
        {
            if(gender.HasValue)
            {
                if (gender == 0) WriteText(label, "m");
                if (gender == 1) WriteText(label, "w");
                if (gender == 2) WriteText(label, "d");
            }
        }

        #endregion

        #region write value types

        private bool WriteBoolean(string lookupName, object v)
        {
            bool result = _nameDict.ContainsKey(lookupName);
            bool? b = (bool?) v;
            if (result && b.HasValue)
            {
                _nameDict[lookupName].RefersToRange.Value = b.Value ? "Y" : "N";
            }

            return result;
        }

        private bool WriteText(string lookupName, object v)
        {
            bool result = _nameDict.ContainsKey(lookupName);

            if(result)
            {
                _nameDict[lookupName].RefersToRange.Value = v;
            }

            return result;
        }

        private bool WriteNumber(string lookupName, object v)
        {
            bool result = _nameDict.ContainsKey(lookupName);

            if (result)
            {
                _nameDict[lookupName].RefersToRange.Value = v;
            }

            return result;
        }

        private bool WriteDate(string lookupName, object v)
        {
            bool result = _nameDict.ContainsKey(lookupName);

            if (result)
            {
                if(v != null)
                {                   
                    _nameDict[lookupName].RefersToRange.Value = ((DateTime) v).ToOADate(); // Test this I dont believe it
                }
                
            }

            return result;
        }

        private bool WriteTime(string lookupName, object v)
        {
            bool result = _nameDict.ContainsKey(lookupName);

            if (result)
            {
                if (v != null)
                {
                    _nameDict[lookupName].RefersToRange.Value = ((DateTime)v).ToLocalTime().ToShortTimeString();
                }

            }

            return result;
        }

        #endregion

        #endregion

    }
}