using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Ease.CoreV35;
using Ease.CoreV35.Model;
using Ease.CoreV35.DataAccess;
using Payroll.BO;
using Ease.CoreV35.Caching;

namespace Payroll.Service
{
    #region LoanParameter Service
    [Serializable]
    public class LoanParameterService : ServiceTemplate, ILoanParameterService
    {
        #region Private functions and declaration
        Cache _cache = new Cache(typeof(LoanParameter));
        Cache _loanGrade = new Cache(typeof(LoanGrades));
        Cache _loanDocCache = new Cache(typeof(LoanDoc));
        #endregion

        public LoanParameterService() { }

        #region MapObject For LoanParameter
        private void MapObject(LoanParameter oLoanParameter, DataReader oReader)
        {
            base.SetObjectID(oLoanParameter, oReader.GetID("LoanParameterID"));
            oLoanParameter.LoanID = oReader.GetID("LoanID");
            oLoanParameter.NoOfGross = oReader.GetDouble("NoOfGross").Value;
            oLoanParameter.NoOfBasic = oReader.GetDouble("NoOfBasic").Value;
            oLoanParameter.MinInstallmentMonth = oReader.GetInt32("MinInstallmentMonth").Value;
            oLoanParameter.MaxInstallmentMonth = oReader.GetInt32("MaxInstallmentMonth").Value;
            oLoanParameter.MinReconcileMonth = oReader.GetInt32("MinReconcileMonth").Value;
            oLoanParameter.CreatedBy = oReader.GetID("CreatedBy");
            oLoanParameter.CreatedDate = oReader.GetDateTime("CreationDate").Value;
            oLoanParameter.ModifiedBy = oReader.GetID("ModifiedBy");
            oLoanParameter.ModifiedDate = oReader.GetDateTime("ModifiedDate");
            oLoanParameter.MinFlatAmount = oReader.GetDouble("MinFlatAmount").Value;
            oLoanParameter.MaxFlatAmount = oReader.GetDouble("MaxFlatAmount").Value;
            this.SetObjectState(oLoanParameter, Ease.CoreV35.ObjectState.Saved);
        }
        protected override T CreateObject<T>(DataReader oReader)
        {
            LoanParameter oLoanParameter = new LoanParameter();
            MapObject(oLoanParameter, oReader);
            return oLoanParameter as T;
        }
        protected LoanParameter CreateObject(DataReader oReader)
        {
            LoanParameter oLoanParameter = new LoanParameter();
            MapObject(oLoanParameter, oReader);
            return oLoanParameter;
        }
        #endregion

        #region MapObject For LoanGrades
        private void MapLoanGrades(LoanGrades oLoanGrades, DataReader oReader)
        {
            base.SetObjectID(oLoanGrades, oReader.GetID("LoanGradesID"));
            oLoanGrades.LoanID = oReader.GetID("LoanID");
            oLoanGrades.LoanParameterID = oReader.GetID("LoanParameterID");
            oLoanGrades.GradeID = oReader.GetID("GradeID");

            this.SetObjectState(oLoanGrades, Ease.CoreV35.ObjectState.Saved);
        }
        protected ObjectsTemplate<LoanGrades> CreateLoanGradesObject(DataReader oReader)
        {
            ObjectsTemplate<LoanGrades> oLoanGrades = new ObjectsTemplate<LoanGrades>();
            while (oReader.Read())
            {
                LoanGrades oLoanGrade = new LoanGrades();
                MapLoanGrades(oLoanGrade, oReader);
                oLoanGrades.Add(oLoanGrade);
            }
            return oLoanGrades;
        }
        #endregion

        #region MaoObject For LoanDoc
        private void MapLoanDocs(LoanDoc oLoanDocs, DataReader oReader)
        {
            base.SetObjectID(oLoanDocs, oReader.GetID("LoanDocsID"));
            oLoanDocs.HRDocID = oReader.GetID("HRDocID");
            oLoanDocs.LoanID = oReader.GetID("LoanID");
            oLoanDocs.LoanParameterID = oReader.GetID("LoanParameterID");

            this.SetObjectState(oLoanDocs, Ease.CoreV35.ObjectState.Saved);
        }

        protected ObjectsTemplate<LoanDoc> CreateLoanDocsObject(DataReader oReader)
        {
            ObjectsTemplate<LoanDoc> oLoanDocs = new ObjectsTemplate<LoanDoc>();
            while (oReader.Read())
            {
                LoanDoc oLoanDoc = new LoanDoc();
                MapLoanDocs(oLoanDoc, oReader);
                oLoanDocs.Add(oLoanDoc);
            }
            return oLoanDocs;
        }

        #endregion

        #region Implement LoanParameter Service
        public LoanParameter Get(ID id)
        {
            LoanParameter oLoanParameter = new LoanParameter();
            #region Cache Header
            oLoanParameter = _cache["Get", id] as LoanParameter;
            if (oLoanParameter != null)
                return oLoanParameter;
            #endregion
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(LoanParameterDA.Get(tc, id));
                if (oreader.Read())
                {
                    oLoanParameter = this.CreateObject<LoanParameter>(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(oLoanParameter, "Get", id);
            #endregion
            return oLoanParameter;
        }

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

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

            #endregion

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

                DataReader dr = new DataReader(LoanParameterDA.Get(tc));
                LoanParameters = this.CreateObjects<LoanParameter>(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(LoanParameters, "Get");

            #endregion

            return LoanParameters;
        }

        public ID Save(LoanParameter oLoanParameter)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);

                if (oLoanParameter.IsNew)
                {
                    int id = tc.GenerateID("LoanParameter", "LoanParameterID");
                    base.SetObjectID(oLoanParameter, ID.FromInteger(id));
                    LoanParameterDA.Insert(tc, oLoanParameter);
                }
                else
                {
                    LoanParameterDA.Update(tc, oLoanParameter);
                    LoanParameterDA.DeleteLoanGrade(tc, oLoanParameter.ID.Integer);
                    LoanParameterDA.DeleteLoanDoc(tc,oLoanParameter.ID.Integer);
                }
                foreach (LoanGrades oLoanGrades in oLoanParameter.LoadGradesTemp)
                {
                    oLoanGrades.LoanParameterID = oLoanParameter.ID;
                    oLoanGrades.LoanID = oLoanParameter.LoanID;
                    int loanGradeId = tc.GenerateID("LoanGrades", "LoanGradesID");
                    base.SetObjectID(oLoanGrades, ID.FromInteger(loanGradeId));
                    LoanParameterDA.InsertLoadGrades(tc, oLoanGrades);
                }
                foreach(LoanDoc docItem in oLoanParameter.LoadDocsTemp)
                {
                    docItem.LoanParameterID = oLoanParameter.ID;
                    docItem.LoanID = oLoanParameter.LoanID;
                    int loanDocID = tc.GenerateID("LoanDocs", "LoanDocsID");
                    base.SetObjectID(docItem,ID.FromInteger(loanDocID));
                    LoanParameterDA.InsertDocItem(tc,docItem);
                }
                tc.End();
                return oLoanParameter.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);
                LoanParameterDA.DeleteLoanGrade(tc,id.Integer);
                LoanParameterDA.DeleteLoanDoc(tc,id.Integer);
                LoanParameterDA.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

        #region Implement LoanGrade Service
        public ObjectsTemplate<LoanGrades> GetLoanGrades(int loanParameterID)
        {
            #region Cache Header

            ObjectsTemplate<LoanGrades> loanGradess = _loanGrade["Get"] as ObjectsTemplate<LoanGrades>;
            if (loanGradess != null)
                return loanGradess;

            #endregion

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

                DataReader dr = new DataReader(LoanParameterDA.GetLoanGrades(tc,loanParameterID));
                loanGradess = this.CreateLoanGradesObject(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

            _loanGrade.Add(loanGradess, "Get");

            #endregion

            return loanGradess;
        }

        public ObjectsTemplate<LoanDoc> GetLoanDoc(int loanParameterID)
        {
            #region Cache Header

            ObjectsTemplate<LoanDoc> loanDocs = _loanDocCache["Get"] as ObjectsTemplate<LoanDoc>;
            if (loanDocs != null)
                return loanDocs;

            #endregion

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

                DataReader dr = new DataReader(LoanParameterDA.GetLoanDoc(tc, loanParameterID));
                loanDocs = this.CreateLoanDocsObject(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
            _loanDocCache.Add(loanDocs, "Get");
            #endregion

            return loanDocs;
        }
        #endregion
    }
    #endregion
}