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

namespace HRM.DA
{
    public class DistrictService : ServiceTemplate, IDistrictService
    {
        #region constructor

        public DistrictService()
        {
        }

        #endregion

        #region object

        private void MapObject(District oDistrict, DataReader oReader)
        {
            base.SetObjectID(oDistrict, oReader.GetInt32("DISTRICTID").Value);
            oDistrict.Code = oReader.GetString("CODE");
            oDistrict.Name = oReader.GetString("NAME");
            oDistrict.DivisionID = oReader.GetInt32("DIVISIONID", 0);
            oDistrict.Sequence = oReader.GetInt32("SequenceNo").Value;
            oDistrict.Status = (EnumStatus)oReader.GetInt32("Status").Value;
            oDistrict.CreatedBy = oReader.GetInt32("CreatedBy", 0);
            oDistrict.CreatedDate = oReader.GetDateTime("CreationDate").Value;
            oDistrict.ModifiedBy = oReader.GetInt32("ModifiedBy", 0);
            oDistrict.ModifiedDate = oReader.GetDateTime("ModifiedDate");

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

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

        #endregion

        #region Service implementation

        public District Get(int id)
        {
            District oDistrict = null;

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

        public District Get(string sCode)
        {
            District oDistrict = null;

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

        public List<District> Get()
        {
            List<District> districts = new List<District>();

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

                DataReader dr = new DataReader(DistrictDA.Get(tc));
                districts = this.CreateObjects<District>(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 districts;
        }

        public List<District> Get(EnumStatus status)
        {
            List<District> districts = new List<District>();

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

                DataReader dr = new DataReader(DistrictDA.Get(tc, status));
                districts = this.CreateObjects<District>(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 districts;
        }

        public List<District> Get(EnumStatus status, int payrollTypeId)
        {
            List<District> districts = new List<District>();

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

                DataReader dr = new DataReader(DistrictDA.Get(tc, status));
                districts = this.CreateObjects<District>(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 districts;
        }

        public int Save(District oDistrict)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oDistrict.IsNew)
                {
                    int id = tc.GenerateID("DISTRICT", "DISTRICTID");
                    base.SetObjectID(oDistrict, id);
                    if (oDistrict.Code == "")
                        oDistrict.Code = oDistrict.ID.ToString();
                    if (oDistrict.DivisionID == 0)
                        oDistrict.DivisionID = 1;
                    DistrictDA.Insert(tc, oDistrict);
                }
                else
                {
                    DistrictDA.Update(tc, oDistrict);
                }

                tc.End();
                return oDistrict.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);
                DistrictDA.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
    }
}