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
{
    public class UploadEncashAmountService : ServiceTemplate, IUploadEncashAmountService
    {
        #region Private functions and declaration
        Cache _cache = new Cache(typeof(UploadEncashAmount));

        public UploadEncashAmountService() { }

        private void MapObject(UploadEncashAmount oUploadEncashAmount, DataReader oReader)
        {
            base.SetObjectID(oUploadEncashAmount, oReader.GetID("UploadEncashAmountID"));

            oUploadEncashAmount.EmployeeID = ID.FromInteger(oReader.GetInt32("EMPLOYEEID").Value);
            oUploadEncashAmount.LeaveID = ID.FromInteger(oReader.GetInt32("LeaveID").Value);
            oUploadEncashAmount.LeaveYear = oReader.GetInt16("LeaveYear").Value;
            oUploadEncashAmount.Days = oReader.GetInt16("Days").Value;
            oUploadEncashAmount.BasicSalary = oReader.GetDouble("BasicSalary").Value;
            this.SetObjectState(oUploadEncashAmount, Ease.CoreV35.ObjectState.Saved);


        }
        protected override T CreateObject<T>(DataReader oReader)
        {
            UploadEncashAmount oUploadEncashAmount = new UploadEncashAmount();
            MapObject(oUploadEncashAmount, oReader);
            return oUploadEncashAmount as T;
        }
        private UploadEncashAmount CreateObject(DataReader oReader)
        {
            UploadEncashAmount oUploadEncashAmount = new UploadEncashAmount();
            MapObject(oUploadEncashAmount, oReader);
            return oUploadEncashAmount;
        }

        #endregion

        #region Service implementation
        public void Save(ObjectsTemplate<UploadEncashAmount> items)
        {
            ObjectsTemplate<UploadEncashAmount> prevItems = this.Get();
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                foreach (UploadEncashAmount item in items)
                {
                    UploadEncashAmount oItem = prevItems.Find(delegate(UploadEncashAmount ea) { return ea.EmployeeID == item.EmployeeID && ea.LeaveID == item.LeaveID && ea.LeaveYear == item.LeaveYear; });
                    if (oItem == null)
                    {
                        int id = tc.GenerateID("UploadEncashAmount", "UploadEncashAmountID");
                        base.SetObjectID(item, ID.FromInteger(id));
                        UploadEncashAmountDA.Insert(tc, item);
                    }
                    else
                    {                        
                        base.SetObjectID(item, oItem.ID);                       
                        UploadEncashAmountDA.Update(tc, item);
                    }
                }
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException("Failed to Save Leave Year: " + e.Message, e);
                #endregion
            }
        }
        #region Delete Service
        public void Delete(ID id)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                UploadEncashAmountDA.Delete(id.Integer, tc);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new Exception("Failed to Save UploadEncashAmount due to " + e.Message, e);

                #endregion
            }
        }
        #endregion
        public ObjectsTemplate<UploadEncashAmount> Get(ID empID)
        {
            #region Cache Header

            ObjectsTemplate<UploadEncashAmount> oUploadEncashAmounts = _cache["Get", empID] as ObjectsTemplate<UploadEncashAmount>;
            if (oUploadEncashAmounts != null)
                return oUploadEncashAmounts;

            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader dr = new DataReader(UploadEncashAmountDA.Get(tc, empID));
                oUploadEncashAmounts = this.CreateObjects<UploadEncashAmount>(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(oUploadEncashAmounts, "Get", empID);
            #endregion
            return oUploadEncashAmounts;
        }

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

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

            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader dr = new DataReader(UploadEncashAmountDA.Get(tc));
                oUploadEncashAmounts = this.CreateObjects<UploadEncashAmount>(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(oUploadEncashAmounts, "Get");
            #endregion
            return oUploadEncashAmounts;
        }
        #endregion
    }
}