using System;
using Payroll.BO;
using System.Data;
using System.Linq;
using Ease.CoreV35.Model;
using System.Data.SqlClient;
using Ease.CoreV35.DataAccess;
using System.Collections.Generic;
using Ease.CoreV35.DataAccess.SQL;

namespace Payroll.Service
{
    #region  ADParameterEmployeeDA

    internal class ADParameterEmployeeDA
    {
        #region  Constructor

        private ADParameterEmployeeDA() { }

        #endregion

        #region  Insert function

        internal static void Insert(TransactionContext tc, ADParameterEmployee item)
        {
            //, ModifiedBy, ModifiedDate 
            //,%n,%d
            //, item.CreatedBy.Integer, DataReader.GetNullValue(item.CreatedDate)
            tc.ExecuteNonQuery("INSERT INTO ADParameterEmployee(ADPARAMETEREMPID, ADParameterID, AllowDeductID, Periodicity, EmployeeID, FROMDATE, TillDate, MonthlyAmount, TotalAmount, ARREARINFO, ADEMPTYPE, ValueType, DISBURSEDAMOUNT, ENTRYDATE,TracNo, CreatedBy,CreatedDate)" +
                " VALUES(%n, %n, %n, %n, %n, %d, %d, %n, %n, %n, %n, %n, %n, %d,%s,%n,%d)", item.ID.Integer, item.ADParameterID.Integer, item.AllowDeductID.Integer, item.Periodicity, item.EmployeeID.Integer, item.FormDate, DataReader.GetNullValue(item.TillDate), item.MonthlyAmount, item.TotalAmount, item.Arreartype, item.ADEmpType, item.ValueType, item.DisburseAmount, DateTime.Now, DataReader.GetNullValue(item.TracNo), item.CreatedBy.Integer, item.CreatedDate);
        }

        #endregion

        #region  Update function

        internal static void Update(TransactionContext tc, ADParameterEmployee item)
        {
            tc.ExecuteNonQuery("UPDATE ADParameterEmployee SET aDParameterID=%n, allowDeductID=%n, periodicity=%n, employeeID=%n, FROMDATE=%d, tillDate=%d, monthlyAmount=%n, totalAmount=%n, ARREARINFO=%n, ModifiedBy=%n, ModifiedDate=%d, ADEMPTYPE=%n, ValueType=%n, DISBURSEDAMOUNT=%n,TracNo=%s" +
            " WHERE ADPARAMETEREMPID=%n", item.ADParameterID.Integer, item.AllowDeductID.Integer, item.Periodicity, item.EmployeeID.Integer, item.FormDate, DataReader.GetNullValue(item.TillDate), item.MonthlyAmount, item.TotalAmount, item.Arreartype, item.ModifiedBy.Integer, item.ModifiedDate, item.ADEmpType, item.ValueType, item.DisburseAmount, item.TracNo, item.ID.Integer);
        }

        #endregion

        #region Get Function

        internal static IDataReader GetByEmployee(TransactionContext tc, ID nEmpID, EnumAllowOrDeduct adType, EnumADEmpType adEmpType, DateTime nextPayProcessDate, ID PayrolltypeID)
        {
            
            return tc.ExecuteReader("SELECT * FROM ADParameterEmployee Where EmployeeID = %n AND ADEMPTYPE = %n " +
                                      " AND ADPARAMETERID IN (SELECT ADPARAMETERID FROM ADParameterBasic WHERE PayrollTypeID=%n AND AllowORDeduct = %n AND IsCurrentlyActive <> 0)"
                                     + " AND  ( (TillDate >= %d OR TillDate IS Null) AND "
                                     + " (FromDate <= %d) OR ArrearInfo =%n )", nEmpID.Integer, adEmpType, PayrolltypeID.Integer, adType,
                                     GlobalFunctions.FirstDateOfMonth( nextPayProcessDate), nextPayProcessDate, EnumArrearType.ToCalculate);
        }

        internal static IDataReader GetByEmployee(TransactionContext tc, ID nEmpID, ID nAllowDeductID, ID PayrolltypeID)
        {
            return tc.ExecuteReader("Select AD.* from ADPARAMETEREMPLOYEE AD, ADParameterBasic AB WHERE AB.PayrollTypeID=%n AND AB.ADParameterID=AD.ADParameterID AND AD.EMPLOYEEID=%n  AND AD.ALLOWDEDUCTID=%n", PayrolltypeID.Integer, nEmpID.Integer, nAllowDeductID.Integer);
        }


        internal static IDataReader Get(TransactionContext tc, DateTime fromDate, DateTime toDate, ID PayrolltypeID)
        {
            return tc.ExecuteReader("SELECT ADE.* FROM ADParameterBasic ADB, ADParameterEmployee  ADE "
            + " WHERE ADB.PayrollTypeID=%n AND ADB.ADParameterID=ADE.ADParameterID AND ADE.ADEMPType=%n AND ADB.IsCurrentlyActive <> 0 "
            + " AND  ( (ADE.TillDate >= %d OR ADE.TillDate IS Null) AND "
            + " (ADE.FromDate <= %d) OR ADE.ArrearInfo =%n )", PayrolltypeID.Integer,
            EnumADEmpType.AppliedToIndividual,  fromDate, toDate, EnumArrearType.ToCalculate);
        }

        internal static IDataReader Get(TransactionContext tc, ID AllowDeductID, DateTime fromDate, DateTime toDate, ID PayrolltypeID)
        {
            string sql =
                SQLParser.MakeSQL(
                    @"Select * from ADPARAMETEREMPLOYEE where FROMDATE between %d and %d 
                                        AND ADPARAMETERID IN(Select ADPARAMETERID from ADPARAMETERBASIC where PAYROLLTYPEID=%n and ALLOWDEDUCTID=%n)",
                    fromDate, GlobalFunctions.LastDateOfMonth(toDate),
                    PayrolltypeID.Integer, AllowDeductID.Integer);
                return tc.ExecuteReader(@"Select * from ADPARAMETEREMPLOYEE where FROMDATE between %d and %d 
                                        AND ADPARAMETERID IN(Select ADPARAMETERID from ADPARAMETERBASIC where PAYROLLTYPEID=%n and ALLOWDEDUCTID=%n)", fromDate, GlobalFunctions.LastDateOfMonth(toDate), PayrolltypeID.Integer, AllowDeductID.Integer);
        }

        internal static IDataReader GetForApproval(TransactionContext tc, ID AllowDeductID, DateTime fromDate, DateTime toDate, ID PayrolltypeID)
        {
            string sql = SQLParser.MakeSQL(@"Select * from ADPARAMETEREMPLOYEE where FROMDATE between %d and %d AND ADPARAMETERID IN(Select ADPARAMETERID from ADPARAMETERBASIC where ALLOWDEDUCTID in 
                                    (Select  ALLOWDEDUCTID from ADPARAMETERBASIC where PAYROLLTYPEID=%n and ALLOWDEDUCTID in(select ALLOWDEDUCTID from ALLOWANCEDEDUCTION where ALLOWORDEDUCT=%n))) ORDER BY Modifieddate", fromDate, GlobalFunctions.LastDateOfMonth(toDate), PayrolltypeID.Integer, AllowDeductID.Integer);

            return tc.ExecuteReader(sql);
        }

        internal static IDataReader Get(TransactionContext tc, ID nEmpID,ID AllowDeductID,DateTime fromDate, DateTime toDate)
        {
                return tc.ExecuteReader(@"Select * from ADPARAMETEREMPLOYEE where EMPLOYEEID=%n AND FROMDATE between %d and %d AND ALLOWDEDUCTID=%n",nEmpID.Integer,fromDate,GlobalFunctions.LastDateOfMonth(toDate),AllowDeductID.Integer );
            
        }

        internal static IDataReader GetbyParameter(TransactionContext tc, ID nADPAramID, EnumADEmpType type)
        {
            return tc.ExecuteReader("SELECT * FROM ADParameterEmployee WHERE ADPARAMETERID=%n AND ADEMPTYPE=%n", nADPAramID.Integer,type);
        }

        //internal static IDataReader GetByEmployee(TransactionContext tc, ID nEmpID, EnumAllowOrDeduct adType, string sTypes)
        //{
        //    return tc.ExecuteReader("SELECT * FROM ADParameterEmployee Where EmployeeID = %n AND ADEMPTYPE IN (%q) " +
        //                            " AND ADPARAMETERID IN (SELECT ADPARAMETERID FROM ADParameterBasic WHERE AllowORDeduct = %n AND AND ADB.IsCurrentlyActive <> 0)"
        //                           + " AND  ( (TillDate >= %d OR TillDate IS Null) AND (FromDate <= %d) OR ArrearInfo =%b )", 
        //                           nEmpID.Integer, sTypes, adType);
        //}

        internal static IDataReader Get(TransactionContext tc,EnumStatus status)
        {
            if(EnumStatus.Active==status || EnumStatus.Inactive==status)
            {
                //return tc.ExecuteReader("SELECT * FROM ADParameterEmployee where Status=%n Order by SequenceNo",status);
                return tc.ExecuteReader("SELECT * FROM ADParameterEmployee");
            }
            else
            {
                return tc.ExecuteReader("SELECT * FROM ADParameterEmployee");
            }
            
        }

        internal static IDataReader Get(TransactionContext tc, ID nID)
        {
            return tc.ExecuteReader("SELECT * FROM ADParameterEmployee WHERE ADPARAMETEREMPID=%n", nID.Integer);
        }

        internal static IDataReader GetbyParameter(TransactionContext tc, ID nID, DateTime nextPayProcessDate)
        {
            return tc.ExecuteReader("SELECT * FROM ADParameterEmployee WHERE ADPARAMETERID=%n AND ((TillDate >= %d OR TillDate IS NULL) AND (FromDate <= %d) OR ArrearInfo=%n)", nID.Integer,
                GlobalFunctions.FirstDateOfMonth(nextPayProcessDate), 
                nextPayProcessDate, EnumArrearType.ToCalculate);
        }

        internal static IDataReader GetByAllow(TransactionContext tc, ID nID)
        {
            return tc.ExecuteReader("SELECT * FROM ADParameterEmployee WHERE AllowDeductID=%n", nID.Integer);
        }

        internal static IDataReader GetByCreatedBy(TransactionContext tc, ID nID, DateTime nextPayProcessDate)
        {
            return tc.ExecuteReader("SELECT * FROM ADParameterEmployee WHERE CreatedBy=%n AND FromDate=%d and TillDate=%d", nID.Integer, GlobalFunctions.FirstDateOfMonth(nextPayProcessDate), GlobalFunctions.LastDateOfMonth(nextPayProcessDate));
        }

        internal static IDataReader GetByAllowForApproval(TransactionContext tc, ID nID, ID PayrolltypeID)
        {
            return tc.ExecuteReader(@"Select * from ADPARAMETEREMPLOYEE where  ADPARAMETERID IN(Select ADPARAMETERID from ADPARAMETERBASIC where ALLOWDEDUCTID in 
                                    (Select  ALLOWDEDUCTID from ADPARAMETERBASIC where PAYROLLTYPEID=%n and ALLOWDEDUCTID in(select ALLOWDEDUCTID from ALLOWANCEDEDUCTION where ALLOWORDEDUCT=%n))) ORDER BY Modifieddate", PayrolltypeID.Integer, nID.Integer);
        }

        internal static IDataReader Get(TransactionContext tc, ID nEmpID, ID nAllowDeductID, ID nADParamID)
        {
            return tc.ExecuteReader("SELECT * FROM ADParameterEmployee WHERE EMPLOYEEID=%n AND ADPARAMETERID = %n AND ALLOWDEDUCTID =%n ", nEmpID.Integer, nADParamID.Integer, nAllowDeductID.Integer);
        }

        internal static IDataReader Get(TransactionContext tc, ID nEmpID, ID nAllowDeductID, ID nADParamID,EnumArrearType nArrearType)
        {
            return tc.ExecuteReader("SELECT * FROM ADParameterEmployee WHERE EMPLOYEEID=%n AND ADPARAMETERID = %n AND ALLOWDEDUCTID =%n AND ARREARINFO=%n", nEmpID.Integer, nADParamID.Integer, nAllowDeductID.Integer,(int)nArrearType);
        }

        internal static DataSet GetByEmployee(TransactionContext tc, ID payrollTypeID, EnumAllowOrDeduct allowOrDeduct, ID empID, EnumADEmpType adEmpType)
        {
            string sql = SQLParser.MakeSQL(@"Select ADPARAMETEREMPLOYEE.*, ALLOWANCEDEDUCTION.NAME From ADPARAMETEREMPLOYEE
                                            Left Join ALLOWANCEDEDUCTION On ALLOWANCEDEDUCTION.ALLOWDEDUCTID = ADPARAMETEREMPLOYEE.ALLOWDEDUCTID
                                            Where ADPARAMETEREMPLOYEE.ADPARAMETERID IN (SELECT ADPARAMETERID FROM ADParameterBasic WHERE PayrollTypeID=%n AND AllowORDeduct = %n AND IsCurrentlyActive <> 0)
                                            And ADPARAMETEREMPLOYEE.EMPLOYEEID = %n AND ADPARAMETEREMPLOYEE.ADEMPTYPE = %n
                                            Order By ADPARAMETEREMPID Desc", payrollTypeID.Integer, (int)allowOrDeduct, empID.Integer, (int)adEmpType);
            return tc.ExecuteDataSet(sql);
        }

        #endregion

        #region  Delete function

        internal static void Delete(TransactionContext tc, ID nID)
        {
            tc.ExecuteNonQuery("DELETE FROM ADParameterEmployee WHERE ADPARAMETEREMPID=%n", nID.Integer);
        }

        internal static void DeletebyAdParamid(TransactionContext tc, ID nID)
        {
            tc.ExecuteNonQuery("DELETE FROM ADParameterEmployee WHERE ADParameterID=%n", nID.Integer);
        }

        internal static void DeleteByAllo(TransactionContext tc, ID nAllowDeductID)
        {
            tc.ExecuteNonQuery("DELETE FROM ADParameterEmployee WHERE AllowDeductID=%n", nAllowDeductID.Integer);
        }

        internal static void DeleteByEmpID(TransactionContext tc, ID nEmpID,ID nADParameterID)
        {
            tc.ExecuteNonQuery("DELETE FROM ADParameterEmployee WHERE EmployeeID=%n AND ADParameterID=%n", nEmpID.Integer,nADParameterID.Integer);
        }

        internal static void DeleteByAllowDeductMonth(TransactionContext tc, ID nEmpID, ID nAllowDeductID, DateTime dAllowDeductMonht)
        {
            tc.ExecuteNonQuery("Delete from ADPARAMETEREMPLOYEE where FromDate between %d and %d and EmployeeID=%n and AllowDeductID=%n", GlobalFunctions.FirstDateOfMonth(dAllowDeductMonht),GlobalFunctions.LastDateOfMonth(dAllowDeductMonht),nEmpID.Integer,nAllowDeductID.Integer);
        }

        internal static void DeleteByEmpIDAndSalaryMonth(TransactionContext tc, ID nCreatedBy, DateTime nextPayProcessDate)
        {
            tc.ExecuteNonQuery("Delete from ADPARAMETEREMPLOYEE where CreatedBy= %n AND FromDate= %d AND TillDate= %d", nCreatedBy.Integer, GlobalFunctions.FirstDateOfMonth(nextPayProcessDate), GlobalFunctions.LastDateOfMonth(nextPayProcessDate));
        }

        public static void Delete(TransactionContext tc, ADParameterEmployee adParamEmp)
        {
            tc.ExecuteNonQuery("DELETE FROM ADParameterEmployee WHERE EMPLOYEEID=%n AND AllowDeductID=%n AND Periodicity=%n", adParamEmp.EmployeeID.Integer, adParamEmp.AllowDeductID.Integer, adParamEmp.Periodicity);
        }

        #endregion


        #region Other function
        public static bool IsExist(TransactionContext tc, int empId, int allowDeduct, int adParamid, DateTime? tillDate, EnumPeriodicity status)
        {
            bool Exist = false;
            Object obj;
            if(tillDate == DateTime.MinValue)
                obj = tc.ExecuteScalar("Select Count(*) FROM ADParameterEmployee WHERE EMPLOYEEID=%n AND AllowDeductID=%n AND ADPARAMETERID=%n AND TillDate is Null AND Periodicity=%n", empId, allowDeduct, adParamid,  EnumPeriodicity.Monthly);
            else
                obj = tc.ExecuteScalar("Select Count(*) FROM ADParameterEmployee WHERE EMPLOYEEID=%n AND AllowDeductID=%n AND ADPARAMETERID=%n AND TillDate =%d AND Periodicity=%n", empId, allowDeduct, adParamid, tillDate, EnumPeriodicity.Monthly);
            Exist = Convert.ToInt32(obj) > 0 ? true : false;
            return Exist;
        }
        #endregion
        
    }

    #endregion
}