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
{
    internal class CapitalizationDA
    {
        #region  Constructor
        private CapitalizationDA() { }

        #endregion

        #region  Insert function

        internal static void Insert(TransactionContext tc, Capitalization item)
        {
            tc.ExecuteNonQuery("INSERT INTO Capitalization(CapitalizationID, SalaryMonth, DepartmentID, Percentage, CreatedBy, CreationDate)" +
            " VALUES(%n, %d, %n, %n, %n, %d)", item.ID.Integer, item.SalaryMonth, item.DepartmentID.Integer, item.Percent, item.CreatedBy.Integer, item.CreatedDate);
        }

        #endregion

        #region  Update function

        internal static void Update(TransactionContext tc, Capitalization item)
        {
            tc.ExecuteNonQuery("UPDATE Capitalization SET SalaryMonth=%d, DepartmentID=%n, Percentage=%n, ModifiedBy=%n, ModifiedDate=%d" +
            " WHERE CapitalizationID=%n", item.SalaryMonth, item.DepartmentID.Integer, item.Percent, item.ModifiedBy.Integer, item.ModifiedDate, item.ID.Integer);

        }

        #endregion

        #region Get Function
        internal static IDataReader Get(TransactionContext tc, ID departmentID, DateTime salaryMonth)
        {
            return tc.ExecuteReader("SELECT * FROM Capitalization WHERE DepartmentID=%n AND SalaryMonth=%d", departmentID.Integer, salaryMonth);
        }

        internal static IDataReader Get(TransactionContext tc)
        {
            return tc.ExecuteReader("SELECT * FROM Capitalization");
        }

        internal static IDataReader Get(TransactionContext tc, ID departmentID)
        {
            return tc.ExecuteReader("SELECT * FROM Capitalization Where DepartmentID = %n", departmentID.Integer);
        }

        internal static IDataReader Get(TransactionContext tc, DateTime salaryMonth)
        {
            return tc.ExecuteReader("SELECT * FROM Capitalization Where SalaryMonth=%d", salaryMonth);
        }

        #endregion

        public static bool IsExist(TransactionContext tc, ID DepartmentID, DateTime SalaryMonth)
        {
            bool Exist = false;
            Object obj = tc.ExecuteScalar("Select COUNT (*) FROM Capitalization WHERE DepartmentID=%n AND SalaryMonth=%d", DepartmentID.Integer, SalaryMonth);
            Exist = Convert.ToInt32(obj) > 0 ? true : false;
            return Exist;
        }

        public static void Delete(TransactionContext tc, ID deptID)
        {
            tc.ExecuteNonQuery("DELETE FROM Capitalization WHERE DepartmentID=%n", deptID.Integer);
        }

        internal static IDataReader GetMaxDate(TransactionContext tc)
        {
            string sql = SQLParser.MakeSQL(@"SELECT MAX(SalaryMonth) MaximumSalaryMonth FROM Capitalization");
            return tc.ExecuteReader(sql);
        }

    }
}