using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Ease.CoreV35.Model;
using Payroll.BO;
using Ease.CoreV35.Caching;
using Ease.CoreV35.DataAccess;
using Payroll.Service.Attendence.DA;
using System.Data;

namespace Payroll.Service.Attendence.Service
{
    #region ShiftTerm Service
    [Serializable]
    public class ShiftTermService : ServiceTemplate, IShiftTermService
    {
        #region Private functions and declaration
        Cache _cache = new Cache(typeof(ShiftTerm));

        #endregion
        public ShiftTermService() { }

        private void MapObject(ShiftTerm oShiftTerm, DataReader oReader)
        {
            base.SetObjectID(oShiftTerm, oReader.GetID("ShiftTermID"));
            oShiftTerm.ShiftID = oReader.GetID("ShiftID");
            oShiftTerm.WeekendTermID = oReader.GetID("WeekendTermID");
            oShiftTerm.HolidayTermID = oReader.GetID("HolidayTermID");
            oShiftTerm.CreatedBy = oReader.GetID("CreatedBy");
            oShiftTerm.CreatedDate = oReader.GetDateTime("CreatedDate").Value;
            oShiftTerm.ModifiedBy = oReader.GetID("ModifiedBy");
            oShiftTerm.ModifiedDate = oReader.GetDateTime("ModifiedDate");
            this.SetObjectState(oShiftTerm, Ease.CoreV35.ObjectState.Saved);
        }
        protected override T CreateObject<T>(DataReader oReader)
        {
            ShiftTerm oShiftTerm = new ShiftTerm();
            MapObject(oShiftTerm, oReader);
            return oShiftTerm as T;
        }
        protected ShiftTerm CreateObject(DataReader oReader)
        {
            ShiftTerm oShiftTerm = new ShiftTerm();
            MapObject(oShiftTerm, oReader);
            return oShiftTerm;
        }
        #region Service implementation
        public ShiftTerm Get(ID id)
        {
            ShiftTerm oShiftTerm = new ShiftTerm();
            #region Cache Header
            oShiftTerm = _cache["Get", id] as ShiftTerm;
            if (oShiftTerm != null)
                return oShiftTerm;
            #endregion
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(ShiftTermDA.Get(tc, id));
                if (oreader.Read())
                {
                    oShiftTerm = this.CreateObject<ShiftTerm>(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
            }
            #region Cache Footer
            _cache.Add(oShiftTerm, "Get", id);
            #endregion
            return oShiftTerm;
        }

        public ShiftTerm GetByShiftID(ID shiftID)
        {
            ShiftTerm oShiftTerm = new ShiftTerm();
            #region Cache Header
            oShiftTerm = _cache["GetByShiftID", shiftID] as ShiftTerm;
            if (oShiftTerm != null)
                return oShiftTerm;
            #endregion
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(ShiftTermDA.GetByShiftID(tc, shiftID));
                if (oreader.Read())
                {
                    oShiftTerm = this.CreateObject<ShiftTerm>(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
            }
            #region Cache Footer
            _cache.Add(oShiftTerm, "GetByShiftID", shiftID);
            #endregion
            return oShiftTerm;
        }

        public ObjectsTemplate<ShiftTerm> Get()
        {
            #region Cache Header
            ObjectsTemplate<ShiftTerm> shiftTerms = _cache["Get"] as ObjectsTemplate<ShiftTerm>;
            if (shiftTerms != null)
                return shiftTerms;
            #endregion
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader dr = new DataReader(ShiftTermDA.Get(tc));
                shiftTerms = this.CreateObjects<ShiftTerm>(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
            }
            #region Cache Footer
            _cache.Add(shiftTerms, "Get");
            #endregion
            return shiftTerms;
        }

        public ID Save(ShiftTerm oShiftTerm)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oShiftTerm.IsNew)
                {
                    int id = tc.GenerateID("ShiftTerm", "ShiftTermID");
                    base.SetObjectID(oShiftTerm, ID.FromInteger(id));
                    ShiftTermDA.Insert(tc, oShiftTerm);
                }
                else
                {
                    ShiftTermDA.Update(tc, oShiftTerm);
                }
                tc.End();
                return oShiftTerm.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(ID id)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                ShiftTermDA.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
            }
        }

        public DataSet GetEmpOT(DateTime date, ID termID)
        {
            DataSet empOT = null;
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                empOT = ShiftTermDA.GetEmpOT(tc, date, termID);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

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

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return empOT;
        }
        #endregion
    }
    #endregion
}