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

namespace HRM.DA
{
    #region RecruitmentLetters Service

    public class RecruitmentLettersService : ServiceTemplate, IRecruitmentLettersService
    {
        public RecruitmentLettersService()
        {
        }

        #region MapObject For RecruitmentLetters

        private void MapObject(RecruitmentLetters oRecruitmentLetter, DataReader oReader)
        {
            base.SetObjectID(oRecruitmentLetter, (oReader.GetInt32("RecruitmentLetterID").Value));
            oRecruitmentLetter.CandidateID = oReader.GetInt32("CandidateID", 0);
            oRecruitmentLetter.RequisitionID = oReader.GetInt32("RequisitionID").Value;
            oRecruitmentLetter.ProcessID = oReader.GetInt32("ProcessID", 0);
            oRecruitmentLetter.AcceptOfferBefore =
                oReader.GetDateTime("AcceptOfferBefore");
            oRecruitmentLetter.IssueOfferDate =
                oReader.GetDateTime("IssueOfferDate");
            oRecruitmentLetter.AcceptOfferDate =
                oReader.GetDateTime("AcceptOfferDate");
            oRecruitmentLetter.RejectOfferDate =
                oReader.GetDateTime("RejectOfferDate");
            oRecruitmentLetter.RejectOfferReason = oReader.GetString("RejectOfferReason");
            oRecruitmentLetter.OfferLetterCount = oReader.GetInt32("OfferLetterCount", 0);
            oRecruitmentLetter.OfferCreatedBy = (oReader.GetInt32("OfferCreatedBy", 0));
            oRecruitmentLetter.OfferCreatedDate =
                oReader.GetDateTime("OfferCreatedDate");
            oRecruitmentLetter.GradeID = oReader.GetInt32("GradeID", 0);
            oRecruitmentLetter.BasicSalary = oReader.GetDouble("BasicSalary").GetValueOrDefault(0);
            oRecruitmentLetter.DepartmentID = (oReader.GetInt32("DepartmentID", 0));
            oRecruitmentLetter.LocationID = (oReader.GetInt32("LocationID", 0));
            //oRecruitmentLetter.EmployeeID = oReader.GetID("EmployeeID").IsUnassigned ? (0) : oReader.GetID("EmployeeID");
            oRecruitmentLetter.NoticePeriod = oReader.GetInt32("NoticePeriod").GetValueOrDefault(0);
            oRecruitmentLetter.AppAcceptBefore =
                oReader.GetDateTime("AppAcceptBefore");
            oRecruitmentLetter.IssueAppLetterDate =
                oReader.GetDateTime("IssueAppLetterDate");
            oRecruitmentLetter.RejectAppLetterDate =
                oReader.GetDateTime("RejectAppLetterDate");

            oRecruitmentLetter.RejectAppLetterReason = oReader.GetString("RejectAppLetterReason");
            oRecruitmentLetter.CarEligible = oReader.GetBoolean("CarEligible").GetValueOrDefault(false);
            oRecruitmentLetter.AppCreatedBy = (oReader.GetInt32("AppCreatedBy", 0));
            oRecruitmentLetter.AppCreatedDate =
                oReader.GetDateTime("AppCreatedDate").GetValueOrDefault(DateTime.MinValue);
            oRecruitmentLetter.AppLetterCount = oReader.GetInt32("AppLetterCount").GetValueOrDefault(0);
            oRecruitmentLetter.JoiningLetter = oReader.GetBoolean("JoiningLetter").GetValueOrDefault(false);
            oRecruitmentLetter.VendorMail = oReader.GetBoolean("VendorMail").GetValueOrDefault(false);
            oRecruitmentLetter.WelcomeMail = oReader.GetBoolean("WelcomeMail").GetValueOrDefault(false);
            oRecruitmentLetter.InductionRequest = oReader.GetBoolean("InductionRequest").GetValueOrDefault();
            oRecruitmentLetter.Announcement = oReader.GetBoolean("Announcement").GetValueOrDefault(false);
            oRecruitmentLetter.OtherLetters = oReader.GetBoolean("OtherLetters").GetValueOrDefault(false);
            oRecruitmentLetter.OthersCount = oReader.GetInt32("OthersCount").GetValueOrDefault(0);
            oRecruitmentLetter.OtherCreatedBy = (oReader.GetInt32("OtherCreatedBy", 0));
            oRecruitmentLetter.OtherCreateddate =
                oReader.GetDateTime("OtherCreateddate");
            oRecruitmentLetter.JoiningBeforeDate =
                oReader.GetDateTime("JoiningBeforeDate");
            oRecruitmentLetter.ConfirmJoiningDate =
                oReader.GetDateTime("ConfirmJoiningDate");

            oRecruitmentLetter.CreatedBy = oReader.GetInt32("CreatedBy").Value;
            oRecruitmentLetter.CreatedDate = oReader.GetDateTime("CreationDate").Value;
            oRecruitmentLetter.ModifiedBy = oReader.GetInt32("ModifiedBy");
            oRecruitmentLetter.ModifiedDate = oReader.GetDateTime("ModifiedDate");

            this.SetObjectState(oRecruitmentLetter, Ease.Core.ObjectState.Saved);
        }

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

        protected RecruitmentLetters CreateObject(DataReader oReader)
        {
            RecruitmentLetters oRecruitmentLetter = new RecruitmentLetters();
            MapObject(oRecruitmentLetter, oReader);
            return oRecruitmentLetter;
        }

        #endregion

        #region Service Implementation

        public RecruitmentLetters Get(int id)
        {
            RecruitmentLetters oRecruitmentLetter = null;
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(RecruitmentLettersDA.Get(tc, id));
                if (oreader.Read())
                {
                    oRecruitmentLetter = this.CreateObject<RecruitmentLetters>(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 oRecruitmentLetter;
        }

        public RecruitmentLetters GetByCandidateID(int nCandidateID)
        {
            RecruitmentLetters oRecruitmentLetter = null;
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(RecruitmentLettersDA.GetByCandidateID(tc, nCandidateID));
                if (oreader.Read())
                {
                    oRecruitmentLetter = this.CreateObject<RecruitmentLetters>(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 oRecruitmentLetter;
        }

        public List<RecruitmentLetters> Get()
        {
            List<RecruitmentLetters> recruitmentLetters = null;

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

                DataReader dr = new DataReader(RecruitmentLettersDA.Get(tc));
                recruitmentLetters = this.CreateObjects<RecruitmentLetters>(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 recruitmentLetters;
        }


    public List<RecruitmentLetters> GetbyRequisitionID(int nProcessID)
    {
        List<RecruitmentLetters> recruitmentLetters = null;

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

            DataReader dr = new DataReader(RecruitmentLettersDA.GetbyRequisitionID(tc, nProcessID));
            recruitmentLetters = this.CreateObjects<RecruitmentLetters>(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 recruitmentLetters;
    }
    public List<RecruitmentLetters> GetByProcessID(int nProcessID)
        {
            List<RecruitmentLetters> recruitmentLetters = null;

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

                DataReader dr = new DataReader(RecruitmentLettersDA.GetByProcessID(tc, nProcessID));
                recruitmentLetters = this.CreateObjects<RecruitmentLetters>(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 recruitmentLetters;
        }

        public int Save(RecruitmentLetters oRecruitmentLetters, int CheckValue)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oRecruitmentLetters.IsNew)
                {
                    int id = tc.GenerateID("RecruitmentLetters", "RecruitmentLetterID");
                    base.SetObjectID(oRecruitmentLetters, (id));
                    oRecruitmentLetters.OfferCreatedBy = oRecruitmentLetters.CreatedBy;
                    oRecruitmentLetters.OfferCreatedDate = oRecruitmentLetters.CreatedDate;
                    RecruitmentLettersDA.Insert(tc, oRecruitmentLetters);
                }
                else
                {
                    if (CheckValue == 1)
                    {
                        oRecruitmentLetters.OfferCreatedBy = oRecruitmentLetters.CreatedBy;
                        oRecruitmentLetters.OfferCreatedDate = oRecruitmentLetters.CreatedDate;
                    }
                    else if (CheckValue == 2)
                    {
                        oRecruitmentLetters.AppCreatedBy = oRecruitmentLetters.CreatedBy;
                        oRecruitmentLetters.AppCreatedDate = oRecruitmentLetters.CreatedDate;
                    }
                    else
                    {
                        oRecruitmentLetters.OtherCreatedBy = oRecruitmentLetters.CreatedBy;
                        oRecruitmentLetters.OtherCreateddate = oRecruitmentLetters.CreatedDate;
                    }

                    RecruitmentLettersDA.Update(tc, oRecruitmentLetters);
                }

                return oRecruitmentLetters.ID;
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }
        }

        public void Delete(int id)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                RecruitmentLettersDA.Delete(tc, id);
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }
        }

        public void Save(List<RecruitmentLetters> recruitmentLetters)
        {
            List<RecruitmentLetters> saveditems = this.GetbyRequisitionID(recruitmentLetters[0].RequisitionID);

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (recruitmentLetters.Count > 0)
                {
                    foreach (RecruitmentLetters letterItem in recruitmentLetters)
                    {
                        var saveItem = saveditems.Find(x => x.RequisitionID ==
                            letterItem.RequisitionID && x.CandidateID == letterItem.CandidateID);

                        InternalRecruitment position = new InternalRecruitmentService().Get(recruitmentLetters[0].RequisitionID);
                        DateTime? acceptDate = recruitmentLetters[0].AcceptOfferDate;
                        DateTime? rejectDate = recruitmentLetters[0].RejectOfferDate;
                        if(acceptDate != null)
                        {
                            var status = "Offer Letter Accepted." + "Position: " + position.PositionName + " Date: " + position.PositionDate.ToString("dd-MM-yyyy");
                            CVDA.UpdateCandidateLastStatus(status, letterItem.CandidateID, tc);
                        }
                        else if(rejectDate != null && saveItem.RejectOfferDate != null)
                        {
                            var status = "Offer Letter Rejected." + "Position: " + position.PositionName + " Date: " + position.PositionDate.ToString("dd-MM-yyyy");
                            CVDA.UpdateCandidateLastStatus(status, letterItem.CandidateID, tc);
                        }
                       
                        if (saveItem!= null)
                        {
                            letterItem.ID = saveItem.ID;
                        }

                        if (letterItem.IsNew)
                        {
                            int id = tc.GenerateID("RecruitmentLetters", "RecruitmentLetterID");
                            base.SetObjectID(letterItem, (id));
                            RecruitmentLettersDA.Insert(tc, letterItem);
                        }
                        else
                        {
                            RecruitmentLettersDA.Update(tc, letterItem);
                        }
                    }
                    
                   
                }
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);

                #endregion
            }
            finally
            {
                tc.End();
            }
        }

        #endregion
    }

    #endregion
}