using System;
using Ease.Core.Model;
using Ease.Core.DataAccess;
using HRM.BO;
using System.Collections.Generic;
using Ease.Core.Utility;

namespace HRM.DA
{
    #region Nationality Service

    public class NationalityService : ServiceTemplate, INationalityService
    {
        #region constructor

        public NationalityService()
        {
        }

        #endregion

        #region Object

        private void MapObject(Nationality oNationality, DataReader oReader)
        {
            base.SetObjectID(oNationality, oReader.GetInt32("NATIONALITYID").Value);
            oNationality.Code = oReader.GetString("CODE");
            oNationality.Description = oReader.GetString("DESCRIPTION");
            oNationality.Sequence = oReader.GetInt32("SequenceNo").Value;
            oNationality.Status = (EnumStatus)oReader.GetInt32("Status").Value;
            oNationality.CreatedBy = oReader.GetInt32("CreatedBy", 0);
            oNationality.CreatedDate = oReader.GetDateTime("CreationDate").Value;
            oNationality.ModifiedBy = oReader.GetInt32("ModifiedBy", 0);
            oNationality.ModifiedDate = oReader.GetDateTime("ModifiedDate");

            this.SetObjectState(oNationality, Ease.Core.ObjectState.Saved);
        }

        protected override T CreateObject<T>(DataReader oReader)
        {
            Nationality oNationality = new Nationality();
            MapObject(oNationality, oReader);
            return oNationality as T;
        }

        #endregion

        #region Service implementation

        public Nationality Get(int id)
        {
            Nationality oNationality = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(NationalityDA.Get(tc, id));
                if (oreader.Read())
                {
                    oNationality = this.CreateObject<Nationality>(oreader);
                }

                oreader.Close();
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }

            return oNationality;
        }

        public Nationality Get(TransactionContext tc, int id)
        {
            Nationality oNationality = null;
            try
            {
                DataReader oreader = new DataReader(NationalityDA.Get(tc, id));
                if (oreader.Read())
                {
                    oNationality = this.CreateObject<Nationality>(oreader);
                }

                oreader.Close();
            }
            catch (Exception e)
            {
                #region Handle Exception

                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }

            return oNationality;
        }

        public Nationality Get(string sCode)
        {
            Nationality oNationality = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(NationalityDA.Get(tc, sCode));
                if (oreader.Read())
                {
                    oNationality = this.CreateObject<Nationality>(oreader);
                }

                oreader.Close();
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }

            return oNationality;
        }

        public List<Nationality> Get()
        {
            List<Nationality> nationalities = new List<Nationality>();

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(NationalityDA.Get(tc));
                nationalities = this.CreateObjects<Nationality>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }

            return nationalities;
        }

        public List<Nationality> Get(EnumStatus status)
        {
            List<Nationality> nationalities = new List<Nationality>();

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(NationalityDA.Get(tc, status));
                nationalities = this.CreateObjects<Nationality>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }

            return nationalities;
        }

        public int Save(Nationality oNationality)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oNationality.IsNew)
                {
                    int id = tc.GenerateID("NATIONALITY", "NATIONALITYID");
                    int seqID = tc.GenerateID("NATIONALITY", "SequenceNO");
                    base.SetObjectID(oNationality, id);
                    oNationality.Sequence = seqID;
                    if (oNationality.Code == "")
                        oNationality.Code =
                            GlobalFunctionService.GetMaxCode(tc, "", "", "NATIONALITY", "NATIONALITYID");
                    NationalityDA.Insert(tc, oNationality);
                }
                else
                {
                    NationalityDA.Update(tc, oNationality);
                }

                tc.End();
                return oNationality.ID;
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
        }

        public void Delete(int id)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                NationalityDA.Delete(tc, id);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
        }

        #endregion
    }

    #endregion
}