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 Bonus Service
    [Serializable]
    public class BonusService : ServiceTemplate, IBonusService
    {
        #region Private functions and declaration
        Cache _cache = new Cache(typeof(Bonus));

        #endregion
        public BonusService() { }

        private void MapObject(Bonus oBonus, DataReader oReader)
        {
            base.SetObjectID(oBonus, oReader.GetID("BonusID"));
            oBonus.Code = oReader.GetString("code");
            oBonus.Name = oReader.GetString("name");
            oBonus.Sequence = oReader.GetInt32("SequenceNo").Value;
            oBonus.Status = (EnumStatus)oReader.GetInt32("Status").Value;
            oBonus.CreatedBy = oReader.GetID("CreatedBy");
            oBonus.CreatedDate = oReader.GetDateTime("CreatedDate").Value;
            oBonus.ModifiedBy = oReader.GetID("ModifiedBy");
            oBonus.ModifiedDate = oReader.GetDateTime("ModifiedDate");
            this.SetObjectState(oBonus, Ease.CoreV35.ObjectState.Saved);
        }
        protected override T CreateObject<T>(DataReader oReader)
        {
            Bonus oBonus = new Bonus();
            MapObject(oBonus, oReader);
            return oBonus as T;
        }
        protected Bonus CreateObject(DataReader oReader)
        {
            Bonus oBonus = new Bonus();
            MapObject(oBonus, oReader);
            return oBonus;
        }
        #region Service implementation
        public Bonus Get(ID id)
        {
            Bonus oBonus = new Bonus();
            #region Cache Header
            oBonus = _cache["Get", id] as Bonus;
            if (oBonus != null)
                return oBonus;
            #endregion
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(BonusDA.Get(tc, id));
                if (oreader.Read())
                {
                    oBonus = this.CreateObject<Bonus>(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(oBonus, "Get", id);
            #endregion
            return oBonus;
        }
        public string GetNextCode()
        {
            TransactionContext tc = null;
            string _code = "";
            try
            {
                tc = TransactionContext.Begin();
                _code = GlobalFunctionService.GetMaxCode(tc, "bonus", "codeautogenerate", "Bonus", "Code");
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            return _code;
        }
        public ObjectsTemplate<Bonus> Get(EnumStatus status)
        {
            #region Cache Header

            ObjectsTemplate<Bonus> bonuss = _cache["Get", status] as ObjectsTemplate<Bonus>;
            if (bonuss != null)
                return bonuss;

            #endregion

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

                DataReader dr = new DataReader(BonusDA.Get(tc, status));
                bonuss = this.CreateObjects<Bonus>(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(bonuss, "Get", status);

            #endregion

            return bonuss;
        }

        public DataTable GetOldBonus(ID payrollTypeID)
        {
            #region Cache Header

            DataTable dtBonuses = _cache["GetOldBonus"] as DataTable;
            if (dtBonuses != null)
                return dtBonuses;

            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                dtBonuses = BonusDA.GetOldBonus(tc, payrollTypeID.Integer).Tables[0];
                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(dtBonuses, "GetOldBonus");

            #endregion

            return dtBonuses;
        }

        public ObjectsTemplate<Bonus> GetActiveProccessedBonus(int payrollTypeID, DateTime bonusMonth)
        {
            ObjectsTemplate<Bonus> bonuses = new ObjectsTemplate<Bonus>();
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader dr;

                dr = new DataReader(BonusDA.GetActiveProccessedBonus(tc, payrollTypeID, bonusMonth));

                bonuses = this.CreateObjects<Bonus>(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 bonuses;
        }

        public DataTable GetOldActiveProccessedBonus(int payrollTypeID, DateTime bonusMonth)
        {
            DataTable dtbonuses = new DataTable();
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                dtbonuses = BonusDA.GetOldActiveProccessedBonus(tc, payrollTypeID, bonusMonth).Tables[0];

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

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

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return dtbonuses;
        }

        public ID Save(Bonus oBonus)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oBonus.IsNew)
                {
                    int id = tc.GenerateID("Bonus", "BonusID");
                    base.SetObjectID(oBonus, ID.FromInteger(id));
                    int seqNo = tc.GenerateID("Bonus", "SequenceNo");
                    oBonus.Sequence = seqNo;
                    BonusDA.Insert(tc, oBonus);
                }
                else
                {
                    BonusDA.Update(tc, oBonus);
                }
                tc.End();
                return oBonus.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);
                BonusDA.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
}