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

        #endregion
        public TaxChallanService() { }

        private void MapObject(TaxChallan oTaxChallan, DataReader oReader)
        {
            base.SetObjectID(oTaxChallan, oReader.GetID("ChallenID"));
            oTaxChallan.SalaryMonthly = oReader.GetDateTime("salaryMonthly").Value;
            oTaxChallan.EmployeeID = oReader.GetID("employeeID");
            oTaxChallan.TaxParameterID = oReader.GetID("taxParamID");
            oTaxChallan.ChallanNo = oReader.GetString("challenNo");
            oTaxChallan.Amount = oReader.GetDouble("amount").Value;
            oTaxChallan.DepositDate = oReader.GetDateTime("depositDate").Value;
            oTaxChallan.CreatedBy = ID.FromInteger(oReader.GetInt32("CreatedBy").GetValueOrDefault());
            oTaxChallan.CreatedDate = oReader.GetDateTime("CreationDate").GetValueOrDefault();
            oTaxChallan.ModifiedBy = ID.FromInteger(oReader.GetInt32("ModifiedBy").GetValueOrDefault());
            oTaxChallan.ModifiedDate = oReader.GetDateTime("ModifiedDate").GetValueOrDefault();
            this.SetObjectState(oTaxChallan, Ease.CoreV35.ObjectState.Saved);
        }
        protected override T CreateObject<T>(DataReader oReader)
        {
            TaxChallan oTaxChallan = new TaxChallan();
            MapObject(oTaxChallan, oReader);
            return oTaxChallan as T;
        }
        protected TaxChallan CreateObject(DataReader oReader)
        {
            TaxChallan oTaxChallan = new TaxChallan();
            MapObject(oTaxChallan, oReader);
            return oTaxChallan;
        }
        #region Service implementation
        public TaxChallan Get(ID id)
        {
            TaxChallan oTaxChallan = new TaxChallan();
            #region Cache Header
            oTaxChallan = _cache["Get", id] as TaxChallan;
            if (oTaxChallan != null)
                return oTaxChallan;
            #endregion
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(TaxChallanDA.Get(tc, id));
                if (oreader.Read())
                {
                    oTaxChallan = this.CreateObject<TaxChallan>(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(oTaxChallan, "Get", id);
            #endregion
            return oTaxChallan;
        }

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

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

            #endregion

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

                DataReader dr = new DataReader(TaxChallanDA.Get(tc));
                taxChallans = this.CreateObjects<TaxChallan>(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(taxChallans, "Get");

            #endregion

            return taxChallans;
        }

        public ObjectsTemplate<TaxChallan> Get(ID nEmpID,ID nTaxParamID)
        {
            #region Cache Header

            ObjectsTemplate<TaxChallan> taxChallans = _cache["Get",nEmpID,nTaxParamID] as ObjectsTemplate<TaxChallan>;
            if (taxChallans != null)
                return taxChallans;

            #endregion

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

                DataReader dr = new DataReader(TaxChallanDA.Get(tc,nEmpID,nTaxParamID));
                taxChallans = this.CreateObjects<TaxChallan>(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(taxChallans, "Get",nEmpID,nTaxParamID);

            #endregion

            return taxChallans;
        }

        //Tax Challan From Old Table
        public ObjectsTemplate<TaxChallan> GetOldTaxChallan(ID nEmpID, ID nTaxParamID)
        {
            #region Cache Header

            ObjectsTemplate<TaxChallan> taxChallans = _cache["GetOldTaxChallan", nEmpID, nTaxParamID] as ObjectsTemplate<TaxChallan>;
            if (taxChallans != null)
                return taxChallans;

            #endregion

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

                DataReader dr = new DataReader(TaxChallanDA.GetOldTaxChallan(tc, nEmpID, nTaxParamID));
                taxChallans = this.CreateObjects<TaxChallan>(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(taxChallans, "GetOldTaxChallan", nEmpID, nTaxParamID);

            #endregion

            return taxChallans;
        }

        public ID Save(TaxChallan oTaxChallan)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oTaxChallan.IsNew)
                {                    
                    int id = tc.GenerateID("TaxChallan", "ChallenID");
                    base.SetObjectID(oTaxChallan, ID.FromInteger(id));
                    TaxChallanDA.DeleteByEmpIDandChallanNo(tc,oTaxChallan.EmployeeID.Integer, oTaxChallan.ChallanNo);
                    TaxChallanDA.Insert(tc, oTaxChallan);
                }
                else
                {
                    TaxChallanDA.Update(tc, oTaxChallan);
                }
                tc.End();
                return oTaxChallan.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);
                TaxChallanDA.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 void DeleteAllByTaxparamID(int nTaxparamID)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                TaxChallanDA.DeleteAllByTaxparamID(tc, nTaxparamID);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }
        public DataTable GetChalaCountByTaxParamID(int nTaxParamID)
        {
            DataTable dataTableChalanCount = new DataTable("ChalanCount");
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataSet dataSet = TaxChallanDA.GetChalaCountByTaxParamID(tc, nTaxParamID);
                dataTableChalanCount = dataSet.Tables[0];
                dataSet.Dispose();
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

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

                throw new ServiceException(e.Message, e);

                #endregion
            }
            return dataTableChalanCount;
        }
        
        #endregion
    }
    #endregion
}