using System;
using Ease.Core.Model;
using Ease.Core.DataAccess;
using HRM.BO;
using Ease.Core.Utility;
using System.Collections.Generic;
using System.Data;
using static NPOI.HSSF.Util.HSSFColor;

namespace HRM.DA
{
    internal class TaxParameterDA
    {
        #region Constructor

        private TaxParameterDA()
        {
        }

        #endregion

        #region Insert function

        internal static void Insert(TransactionContext tc, TaxParameter item)
        {
            tc.ExecuteNonQuery(
                "INSERT INTO TaxParameter(TaxParamID, fiscalYear, assessmentYear, maxInvestPercent, maxHRPercent, maxHRAmount,MaxMedicalPercent,maxMedicalAmount," +
                " maxConvAmount, maxCPFPercent, maxInvExempPercent, maxInvAmount, minTaxAmount, pfIntProjection, maxAge,  CreatedBy, CreationDate,InvestmentActiveMonth, Payrolltypeid)" +
                " VALUES(%n, %s, %s, %n, %n, %n, %n, %n, %n, %n, %n, %n, %n, %n, %n, %n, %D,%d, %n)", item.ID,
                item.FiscalYear, item.AssessmentYear, item.MaxInvestPercent, item.MaxHRPercent, item.MaxHRAmount,
                item.MaxMedicalPercent, item.MaxMedicalAmount, item.MaxConvAmount, item.MaxCPFPercent,
                item.MaxInvExempPercent, item.MaxInvAmount, item.MinTaxAmount, item.PfIntProjection, item.MaxAge,
                item.CreatedBy, item.CreatedDate, DataReader.GetNullValue(item.InvestmentActiveMonth), item.PayrollTypeID);
        }

        internal static void Insert(TransactionContext tc, TaxParameterSlab item)
        {
            tc.ExecuteNonQuery("INSERT INTO TAXPARAMETERSLAB(TaxParamID,SEQUENCENO,INCOMEAMOUNT,TAXPERCENT,TYPE)" +
                               " VALUES(%n,%n,%n,%n,%n)", item.TaxparamID, item.SequenceNo, item.IncomeAmount,
                item.TaxPercent, item.ParamType);
        }

        #endregion

        #region Update function

        internal static void Update(TransactionContext tc, TaxParameter item)
        {
            tc.ExecuteNonQuery(
                "UPDATE TaxParameter SET fiscalYear=%s, assessmentYear=%s, maxInvestPercent=%n, maxHRPercent=%n, maxHRAmount=%n,MaxMedicalPercent=%n,maxMedicalAmount=%n, maxConvAmount=%n, maxCPFPercent=%n, maxInvExempPercent=%n, maxInvAmount=%n, minTaxAmount=%n, pfIntProjection=%n, maxAge=%n,  ModifiedBy=%n, ModifiedDate=%d,InvestmentActiveMonth=%d," +
                " payrolltypeid=%n WHERE TaxParamID=%n", item.FiscalYear, item.AssessmentYear, item.MaxInvestPercent, item.MaxHRPercent,
                item.MaxHRAmount, item.MaxMedicalPercent, item.MaxMedicalAmount, item.MaxConvAmount, item.MaxCPFPercent,
                item.MaxInvExempPercent, item.MaxInvAmount, item.MinTaxAmount, item.PfIntProjection, item.MaxAge,
                item.ModifiedBy, item.ModifiedDate, DataReader.GetNullValue(item.InvestmentActiveMonth), item.PayrollTypeID,  item.ID);
        }

        #endregion

        #region Get Function

        internal static IDataReader GetbyPayrolltype(TransactionContext tc, int payrolltypeid)
        {
            return tc.ExecuteReader("SELECT * FROM TaxParameter where payrolltypeid=%n  ORDER BY TaxParamID DESC", payrolltypeid);
        }

        internal static IDataReader Get(TransactionContext tc, int nID)
        {
            return tc.ExecuteReader(SQLParser.MakeSQL("SELECT * FROM TaxParameter WHERE TaxParamID=%n", nID));
        }

        internal static IDataReader Get(TransactionContext tc, string assessmentYear)
        {
            return tc.ExecuteReader("SELECT * FROM TaxParameter WHERE AssessmentYear=%s", assessmentYear);
        }

        internal static IDataReader GetByFiscalYear(TransactionContext tc, string fiscalYear)
        {
            string sql = SQLParser.MakeSQL("SELECT * FROM TaxParameter WHERE fiscalYear =%s", fiscalYear);
            return tc.ExecuteReader(sql);
        }

        internal static int GetMaxID(TransactionContext tc, int payrolltypeid)
        {
            Object oBj = tc.ExecuteScalar("SELECT MAX(TAXPARAMID) FROM TaxParameter where payrolltypeid =%n", payrolltypeid );
            if (oBj != DBNull.Value)
                return Convert.ToInt32(oBj);
            else
                return 0;
        }

        internal static IDataReader GetByDate(TransactionContext tc, DateTime salaryMonth)
        {
            string sql = SQLParser.MakeSQL("SELECT * FROM TaxParameter WHERE %d >= DATEFROMPARTS(CAST(LEFT(FISCALYEAR, 4) AS INT), 7, 1) AND %d <= DATEFROMPARTS(CAST(SUBSTRING(FISCALYEAR, 6, 4) AS INT) , 6, 30)", salaryMonth.Date, salaryMonth.Date);
            return tc.ExecuteReader(sql);
        }

        internal static IDataReader Get(TransactionContext tc, bool IsForCurrentYear, int payrollTypeID)
        {
            if (IsForCurrentYear)
            {
                return tc.ExecuteReader(
                    "SELECT * FROM TaxParameter WHERE TaxParamID IN( SELECT TaxParamID FROM PayrollType where PayrollTypeId=%n) ORDER BY TaxParamID DESC",
                    payrollTypeID);
            }
            else
            {
                return tc.ExecuteReader(
                    "SELECT * FROM TaxParameter WHERE TaxParamID NOT IN( SELECT TaxParamID FROM PayrollType where PayrollTypeId=%n) ORDER BY TaxParamID DESC",
                    payrollTypeID);
            }
        }

        internal static IDataReader GetTaxSlabs(TransactionContext tc, int nTaxParamID, EnumTaxSlabType TaxType)
        {
            return tc.ExecuteReader("SELECT * FROM TAXPARAMETERSLAB WHERE TAXPARAMID=%n and Type=%n", nTaxParamID,
                TaxType);
        }

        internal static DataSet GetTSByParamAndType(TransactionContext tc, int nTaxParamID, EnumTaxSlabType TaxType)
        {
            return tc.ExecuteDataSet(
                "SELECT TPS.TAXPERCENT CurrentRate,TPS.INCOMEAMOUNT Parameter,TPS.INCOMEAMOUNT TaxableIncome,(TPS.INCOMEAMOUNT*(TPS.TAXPERCENT/100)) IndividualTaxLiability"
                + " FROM TAXPARAMETERSLAB TPS WHERE TAXPARAMID=%n AND TYPE=%n ORDER BY SequenceNo", nTaxParamID,
                TaxType);
        }

        internal static IDataReader GetSlabsByParamID(TransactionContext tc, int nTaxParamID)
        {
            return tc.ExecuteReader("SELECT * FROM TAXPARAMETERSLAB WHERE TAXPARAMID=%n Order by SEQUENCENO", nTaxParamID);
        }

        #endregion

        #region Delete function

        internal static void Delete(TransactionContext tc, int nID, int payrollTypeID)
        {
            tc.ExecuteNonQuery("Update PayrollType set TaxParamID=NULL where TaxParamID=%n and PayrollTypeID=%n", nID,
                payrollTypeID);
            tc.ExecuteNonQuery("DELETE FROM TAXPARAMETERSLAB WHERE TaxParamID=%n", nID);
            tc.ExecuteNonQuery("DELETE FROM TaxParameter WHERE TaxParamID=%n", nID);
        }

        internal static void DeleteByParamID(TransactionContext tc, int nID)
        {
            tc.ExecuteNonQuery("DELETE FROM TAXPARAMETERSLAB WHERE TAXPARAMID=%n", nID);
        }

        internal static bool IsExistInPreviousYear(TransactionContext tc, int taxParamID)
        {
            Object oBj = tc.ExecuteScalar("SELECT Count(taxParamID) FROM INCOMETAXYEARLY where taxParamID=%n", taxParamID);
            if (oBj != DBNull.Value)
                return Convert.ToInt32(oBj)>0;
            else
                return false;
        }


        #endregion
    }
}