using Ease.Core.DataAccess;
using Ease.Core.Model;
using Ease.Core.Utility;
using System;
using System.Collections.Generic;
using HRM.BO;

namespace HRM.DA
{
    #region ProcessItem Service

    public class ProcessItemService : ServiceTemplate, IProcessItemService
    {
        public ProcessItemService()
        {
        }

        private void MapObject(ProcessItem oProcessItem, DataReader oReader)
        {
            base.SetObjectID(oProcessItem, oReader.GetInt32("ProcessItemID").Value);
            oProcessItem.ItemCode = oReader.GetInt32("itemCode").Value;
            oProcessItem.DefaultDescription = oReader.GetString("defaultDescription");
            oProcessItem.UserDescription = oReader.GetString("userDescription");
            oProcessItem.Position = oReader.GetInt32("position").Value;
            oProcessItem.ItemGroup = oReader.GetInt32("itemGroup").Value;
            this.SetObjectState(oProcessItem, Ease.Core.ObjectState.Saved);
        }

        protected override T CreateObject<T>(DataReader oReader)
        {
            ProcessItem oProcessItem = new ProcessItem();
            MapObject(oProcessItem, oReader);
            return oProcessItem as T;
        }

        #region Service implementation

        public ProcessItem Get(int id)
        {
            ProcessItem oProcessItem = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(ProcessItemDA.Get(tc, id));
                if (oreader.Read())
                {
                    oProcessItem = this.CreateObject<ProcessItem>(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
            }

            return oProcessItem;
        }

        public List<ProcessItem> Get()
        {
            List<ProcessItem> processItems = new List<ProcessItem>();

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

                DataReader dr = new DataReader(ProcessItemDA.Get(tc));
                processItems = this.CreateObjects<ProcessItem>(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 processItems;
        }

        public List<ProcessItem> GetForTHeadGroup()
        {
            List<ProcessItem> processItems = new List<ProcessItem>();

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

                DataReader dr = new DataReader(ProcessItemDA.GetForTHeadGroup(tc));
                processItems = this.CreateObjects<ProcessItem>(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 processItems;
        }

        public int Save(ProcessItem oProcessItem)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oProcessItem.IsNew)
                {
                    int id = tc.GenerateID("ProcessItem", "ProcessItemID");
                    base.SetObjectID(oProcessItem, id);
                    ProcessItemDA.Insert(tc, oProcessItem);
                }
                else
                {
                    ProcessItemDA.Update(tc, oProcessItem);
                }

                tc.End();
                return oProcessItem.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(int id)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                ProcessItemDA.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
}