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

namespace HRM.DA
{
    public class SurveyWeightDefinitionService : ServiceTemplate, ISurveyWeightDefinitionService
    {
        public SurveyWeightDefinitionService()
        {
        }

        private void MapObject(SurveyWeightDefinition oSurveyWeightDefinition, DataReader oReader)
        {
            oSurveyWeightDefinition.SurveyID = oReader.GetInt32("SurveyID", 0);
            oSurveyWeightDefinition.FromWeight = oReader.GetDouble("FromWeight").Value;
            oSurveyWeightDefinition.ToWeight = oReader.GetDouble("ToWeight").Value;
            oSurveyWeightDefinition.Remark = oReader.GetString("Remark");
            this.SetObjectState(oSurveyWeightDefinition, Ease.Core.ObjectState.Saved);
        }

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

        #region Service implementation

        public List<SurveyWeightDefinition> GetSurveyWeightDefinition(int surveyId)
        {
            List<SurveyWeightDefinition> oSurveyWeightDefinitions = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader dr = new DataReader(SurveyWeightDefinitionDA.GetSurveyWeightDefinition(tc, surveyId));
                oSurveyWeightDefinitions = this.CreateObjects<SurveyWeightDefinition>(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 oSurveyWeightDefinitions;
        }

        public List<SurveyWeightDefinition> GetSurveyWeightDefinition()
        {
            List<SurveyWeightDefinition> oSurveyWeightDefinitions = null;

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader dr = new DataReader(SurveyWeightDefinitionDA.GetSurveyWeightDefinition(tc));
                oSurveyWeightDefinitions = this.CreateObjects<SurveyWeightDefinition>(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 oSurveyWeightDefinitions;
        }

        public int Save(SurveyWeightDefinition oSurveyWeightDefinition)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);

                SurveyWeightDefinitionDA.DeleteSurveyWeightDefinition(tc, oSurveyWeightDefinition.SurveyID);
                SurveyWeightDefinitionDA.Insert(tc, oSurveyWeightDefinition);
                tc.End();
                return oSurveyWeightDefinition.SurveyID;
            }
            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);
                SurveyWeightDefinitionDA.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
    }
}