using HRM.BO;
using Ease.Core.DataAccess;
using System;
using System.Data;

namespace HRM.DA
{
    public class RecruitementStepDA
    {
        internal static void Insert(RecruitementStep obRecrStep, TransactionContext tc)
        {
            DateTime? endTime;
            if (obRecrStep.EndDate == DateTime.MinValue)
            {
                endTime = null;
            }
            else
            {
                endTime = obRecrStep.EndDate;
            }

            string sql = SQLParser.MakeSQL(
                @"Insert Into RECRUITEMENTSTEP(RECRUITEMENTSTEPID, RequisitionID, ProcessId,StartDate,EndDate,FullMark,
                         PassMark,StepStatus,stepSerial,TopSelect,AssesmentStatus) 
                    Values(%n, %n, %n,%d,%d,%n,%n,%n,%n,%n,%n)",
                obRecrStep.ID, obRecrStep.requisitionID, obRecrStep.ProcessId,
                obRecrStep.StartDate, DataReader.GetNullValue(endTime), obRecrStep.FullMark,
                obRecrStep.PassMark, obRecrStep.stepType,
                obRecrStep.StepSerial, obRecrStep.TopSelect, obRecrStep.AssesmentStatus);
            tc.ExecuteNonQuery(sql);
        }

        internal static void Update(RecruitementStep obRecrStep, TransactionContext tc)
        {
            DateTime? endTime;
            if (obRecrStep.EndDate == DateTime.MinValue)
            {
                endTime = null;
            }
            else
            {
                endTime = obRecrStep.EndDate;
            }

            string sql = SQLParser.MakeSQL(@"Update RECRUITEMENTSTEP Set ProcessId = %n,
                         StartDate = %d,EndDate = %d,FullMark = %n,
                         PassMark = %n,StepStatus = %n,stepSerial = %n,TopSelect=%n,AssesmentStatus=%n Where RECRUITEMENTSTEPID = %n",
                obRecrStep.ProcessId, obRecrStep.StartDate, DataReader.GetNullValue(endTime),
                obRecrStep.FullMark, obRecrStep.PassMark, obRecrStep.stepType,
                 obRecrStep.StepSerial, obRecrStep.TopSelect,
                obRecrStep.AssesmentStatus, obRecrStep.ID);
            tc.ExecuteNonQuery(sql);
        }

        internal static void Delete(int stepid, TransactionContext tc)
        {
            string sql = SQLParser.MakeSQL(@"Delete From RECRUITEMENTSTEP Where RECRUITEMENTSTEPID = %n", stepid);
            tc.ExecuteNonQuery(sql);
        }

        internal static void Delete(int processID, int stepid, TransactionContext tc)
        {
            string sql =
                SQLParser.MakeSQL(@"Delete From RECRUITEMENTSTEP Where RECRUITEMENTSTEPID = %n And ProcessId = %n",
                    stepid, processID);
            tc.ExecuteNonQuery(sql);
        }


        internal static void Delete(TransactionContext tc, int oID)
        {
            string sql = SQLParser.MakeSQL(@"Delete From RECRUITEMENTSTEP Where ProcessId = %n", oID);
            tc.ExecuteNonQuery(sql);
        }

        internal static IDataReader Get(TransactionContext tc, int processID)
        {
            string sql =
                SQLParser.MakeSQL(@"Select * From RECRUITEMENTSTEP Where ProcessId = %n order by RECRUITEMENTSTEPID",
                    processID);
            return tc.ExecuteReader(sql);
        }


        internal static IDataReader GetRecruitmentStep(TransactionContext tc, int processID)
        {
            string sql =
                SQLParser.MakeSQL(@"Select * From RECRUITEMENTSTEP Where RECRUITEMENTSTEPID = %n order by RECRUITEMENTSTEPID",
                    processID);
            return tc.ExecuteReader(sql);
        }

        internal static IDataReader GetByAssesmentStatus(TransactionContext tc, int nAssesmentStatus, int nEmpID)
        {
            string sql = SQLParser.MakeSQL(@"Select * From RECRUITEMENTSTEP Where AssesmentStatus=%n and 
                                            ProcessId IN(select ProcessId from RecruitementBoardMember where EmployeeId=%n) order by RECRUITEMENTSTEPID",
                nAssesmentStatus, nEmpID);
            return tc.ExecuteReader(sql);
        }


        internal static IDataReader Get(int processID, int serial, TransactionContext tc)
        {
            string sql = SQLParser.MakeSQL(@"Select * From RECRUITEMENTSTEP Where ProcessId = %n And stepSerial = %n",
                processID, serial);
            return tc.ExecuteReader(sql);
        }

        internal static IDataReader GetWithProcessID(int processID, int stepID, TransactionContext tc)
        {
            string sql =
                SQLParser.MakeSQL(@"Select * From RECRUITEMENTSTEP Where ProcessId = %n And RECRUITEMENTSTEPID = %n",
                    processID, stepID);
            return tc.ExecuteReader(sql);
        }

        internal static IDataReader GetRecruitementSteps(int recruitementID, TransactionContext tc)
        {
            string sql = SQLParser.MakeSQL(@"Select * From RECRUITEMENTSTEP Where RequisitionID = %n order by stepSerial", recruitementID);
            return tc.ExecuteReader(sql);
        }

        internal static void DeleteStep(TransactionContext tc, int stepID)
        {
            string sql = SQLParser.MakeSQL(@"Delete From RECRUITEMENTSTEP Where RECRUITEMENTSTEPID = %n", stepID);
            tc.ExecuteNonQuery(sql);
        }

        internal static IDataReader Get(int processID, int StepStatus, int assessmentStatus, TransactionContext tc)
        {
            string sql =
                SQLParser.MakeSQL(
                    @"Select * From RECRUITEMENTSTEP Where ProcessId = %n And StepStatus= %n AND AssesmentStatus=%n ",
                    processID, StepStatus, assessmentStatus);
            return tc.ExecuteReader(sql);
        }

        internal static void CompleteRecruitementStep(int StepiD, TransactionContext tc)
        {
            string sql =
                SQLParser.MakeSQL(@"Update RECRUITEMENTSTEP set AssesmentStatus=%n Where RECRUITEMENTSTEPID = %n ",
                    EnumAssesmentStatus.Complete, StepiD);
            tc.ExecuteNonQuery(sql);
        }

        internal static IDataReader GetRStep(TransactionContext tc, int stepID)
        {
            string sql = SQLParser.MakeSQL(@"Select * From RECRUITEMENTSTEP Where RECRUITEMENTSTEPID = %n  ", stepID);
            return tc.ExecuteReader(sql);
        }
        internal static IDataReader GetRStep(TransactionContext tc, int recruitementid, int stepSerial)
        {
            string sql = SQLParser.MakeSQL(@"Select * From RECRUITEMENTSTEP Where RequisitionID = %n and "
               + " stepSerial =%n ", recruitementid, stepSerial);
            return tc.ExecuteReader(sql);
        }
        internal static DataSet GetCandidateAverageMarks(TransactionContext tc, string candidateIDs)
        {
            string sql = SQLParser.MakeSQL(
                @"Select CandidateID,stepstatus,AVG(rm.Marks) AverageMarks From RECRUITEMENTSTEP rs" +
                " Inner Join RECRUITEMENTMEMBERWISEMARK rm on rs.RECRUITEMENTSTEPID=rm.stepid" +
                " Where ASSESMENTSTATUS =%n and candidateID in (%q) Group By candidateID,stepstatus"
                , (int)EnumAssesmentStatus.Complete, candidateIDs);
            return tc.ExecuteDataSet(sql);
        }

        internal static DataSet GetCandidateMarksDetails(TransactionContext tc, int candidateID)
        {
            string sql = SQLParser.MakeSQL(
                @"Select em.Name,rs.stepstatus,rm.* From RECRUITEMENTSTEP rs" +
                " Inner join RECRUITEMENTMEMBERWISEMARK rm on rs.RECRUITEMENTSTEPID=rm.stepid" +
                " Inner join Employee em on rm.EmployeeID=em.employeeID" +
                " Where ASSESMENTSTATUS =%n and candidateID=%n Order by stepstatus,stepserial"
                , (int)EnumAssesmentStatus.Complete, candidateID);
            return tc.ExecuteDataSet(sql);
        }
    }
}