using System;
using System.Data;
using System.Linq;
using Ease.CoreV35;
using Ease.CoreV35.Model;
using Ease.CoreV35.DataAccess;
using System.Collections.Generic;
using Payroll.BO;
using Ease.CoreV35.Caching;

namespace Payroll.Service
{
    #region EmployeeOverTime Service
    [Serializable]
    public class EmployeeOverTimeService : ServiceTemplate, IEmployeeOverTimeService
    {
        #region Private functions and declaration
        Cache _cache = new Cache(typeof(EmployeeOverTime));

        #endregion
        public EmployeeOverTimeService() { }

        private void MapObject(EmployeeOverTime oEmployeeOverTime, DataReader oReader)
        {
            base.SetObjectID(oEmployeeOverTime, oReader.GetID("EmpOverTimeID"));
            oEmployeeOverTime.TermID = oReader.GetID("termID");
            oEmployeeOverTime.TermParameterID = oReader.GetID("TermParameterID");
            oEmployeeOverTime.EmployeeID = oReader.GetID("employeeID");
            oEmployeeOverTime.MonthDate = oReader.GetDateTime("monthDate").Value;
            oEmployeeOverTime.OTMonth = oReader.GetDateTime("OTMonth").Value;
            oEmployeeOverTime.OTHours = oReader.GetDouble("OTHours").Value;
            oEmployeeOverTime.Value = oReader.GetDouble("amount").Value;
            oEmployeeOverTime.CreatedBy = oReader.GetID("CreatedBy");
            oEmployeeOverTime.CreatedDate = oReader.GetDateTime("CreationDate").Value;
            oEmployeeOverTime.ModifiedBy = oReader.GetID("ModifiedBy");
            oEmployeeOverTime.ModifiedDate = oReader.GetDateTime("ModifiedDate");
            oEmployeeOverTime.OTMonthBasic = oReader.GetDouble("OTMonthBasic").Value;
            this.SetObjectState(oEmployeeOverTime, Ease.CoreV35.ObjectState.Saved);
        }
        protected override T CreateObject<T>(DataReader oReader)
        {
            EmployeeOverTime oEmployeeOverTime = new EmployeeOverTime();
            MapObject(oEmployeeOverTime, oReader);
            return oEmployeeOverTime as T;
        }
        protected EmployeeOverTime CreateObject(DataReader oReader)
        {
            EmployeeOverTime oEmployeeOverTime = new EmployeeOverTime();
            MapObject(oEmployeeOverTime, oReader);
            return oEmployeeOverTime;
        }
        #region Service implementation
        public EmployeeOverTime Get(ID id)
        {
            EmployeeOverTime oEmployeeOverTime = new EmployeeOverTime();
            #region Cache Header
            oEmployeeOverTime = _cache["Get", id] as EmployeeOverTime;
            if (oEmployeeOverTime != null)
                return oEmployeeOverTime;
            #endregion
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(EmployeeOverTimeDA.Get(tc, id));
                if (oreader.Read())
                {
                    oEmployeeOverTime = this.CreateObject<EmployeeOverTime>(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(oEmployeeOverTime, "Get", id);
            #endregion
            return oEmployeeOverTime;
        }
        public ObjectsTemplate<EmployeeOverTime> Get(DateTime dSalaryMonth,ID nPayrollTypeID)
        {
            #region Cache Header

            ObjectsTemplate<EmployeeOverTime> empOTs = _cache["Get"] as ObjectsTemplate<EmployeeOverTime>;
            if (empOTs != null)
                return empOTs;

            #endregion

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

                DataReader dr = new DataReader(EmployeeOverTimeDA.Get(tc, dSalaryMonth,nPayrollTypeID));
                empOTs = this.CreateObjects<EmployeeOverTime>(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(empOTs, "Get");

            #endregion

            return empOTs;
        }

        public ObjectsTemplate<EmployeeOverTime> Get()
        {
            #region Cache Header

            ObjectsTemplate<EmployeeOverTime> empOTs = _cache["Get"] as ObjectsTemplate<EmployeeOverTime>;
            if (empOTs != null)
                return empOTs;

            #endregion

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

                DataReader dr = new DataReader(EmployeeOverTimeDA.Get(tc));
                empOTs = this.CreateObjects<EmployeeOverTime>(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(empOTs, "Get");

            #endregion

            return empOTs;
        }

        public ObjectsTemplate<EmployeeOverTime> GetByEmpID(ID nEmpID, DateTime otMonth, DateTime salaryMonth)
        {
            #region Cache Header

            ObjectsTemplate<EmployeeOverTime> empOTs = _cache["Get", nEmpID, otMonth, salaryMonth] as ObjectsTemplate<EmployeeOverTime>;
            if (empOTs != null)
                return empOTs;

            #endregion

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

                DataReader dr = new DataReader(EmployeeOverTimeDA.GetByEmpID(tc, nEmpID, otMonth, salaryMonth ));
                empOTs = this.CreateObjects<EmployeeOverTime>(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(empOTs, "Get", nEmpID, otMonth, salaryMonth);

            #endregion

            return empOTs;
        }

        public ObjectsTemplate<EmployeeOverTime> GetByEmpID(ID nEmpID, DateTime dMonthDate)
        {
            #region Cache Header

            ObjectsTemplate<EmployeeOverTime> empOTs = _cache["Get",nEmpID,dMonthDate] as ObjectsTemplate<EmployeeOverTime>;
            if (empOTs != null)
                return empOTs;

            #endregion

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

                DataReader dr = new DataReader(EmployeeOverTimeDA.GetByEmpID(tc,nEmpID,dMonthDate));
                empOTs = this.CreateObjects<EmployeeOverTime>(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(empOTs, "Get",nEmpID,dMonthDate);

            #endregion

            return empOTs;
        }


        public ID Save(EmployeeOverTime oEmployeeOverTime)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oEmployeeOverTime.IsNew)
                {
                    int id = tc.GenerateID("EMPOVERTIME", "EmpOverTimeID");
                    base.SetObjectID(oEmployeeOverTime, ID.FromInteger(id)); 
                    EmployeeOverTimeDA.Insert(tc, oEmployeeOverTime);
                }
                else
                {
                    EmployeeOverTimeDA.Update(tc, oEmployeeOverTime);
                }
                tc.End();
                return oEmployeeOverTime.ID;
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }


        public void SaveByExcel(ObjectsTemplate<EmployeeOverTime> _EmpOverTimes)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);

                //foreach (EmployeeOverTime oEmpOverTime in _EmpOverTimes)
                //    EmployeeOverTimeDA.DeleteByEmpID(tc, oEmpOverTime.EmployeeID, oEmpOverTime.MonthDate);
                if (_EmpOverTimes.Count > 0) EmployeeOverTimeDA.DeleteByMonth(tc,_EmpOverTimes[0].MonthDate);
                int id = tc.GenerateID("EMPOVERTIME", "EmpOverTimeID");
                foreach (EmployeeOverTime oEmpOverTime in _EmpOverTimes)
                {
                    if (oEmpOverTime.OTHours > 0)
                    {
                        base.SetObjectID(oEmpOverTime, ID.FromInteger(id));
                        EmployeeOverTimeDA.Insert(tc, oEmpOverTime);
                        id = id + 1;
                    }
                }
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }






        public void Save(ObjectsTemplate<EmployeeOverTime> _EmpOverTimes)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);

                foreach (EmployeeOverTime oEmpOverTime in _EmpOverTimes)
                    EmployeeOverTimeDA.DeleteByEmpID(tc, oEmpOverTime.EmployeeID, oEmpOverTime.MonthDate);

                int id = tc.GenerateID("EMPOVERTIME", "EmpOverTimeID");
                foreach (EmployeeOverTime oEmpOverTime in _EmpOverTimes)
                {
                    if (oEmpOverTime.OTHours > 0)
                    {
                        base.SetObjectID(oEmpOverTime, ID.FromInteger(id));
                        EmployeeOverTimeDA.Insert(tc, oEmpOverTime);
                        id = id + 1;
                    }
                }
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }

        public void DeleteByMonth(DateTime dOTMonth)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                EmployeeOverTimeDA.DeleteByMonth(tc, dOTMonth);
                tc.End();
            }
            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);
        //        EmployeeOverTimeDA.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
}