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

namespace Payroll.Service.Attendence.DA
{
    #region  MonthlyWorkPlanDA

    internal class MonthlyWorkPlanDA
    {
        #region  Constructor

        private MonthlyWorkPlanDA() { }

        #endregion

        #region  Insert function

        internal static void Insert(TransactionContext tc, MonthlyWorkPlan item)
        {
            tc.ExecuteNonQuery("INSERT INTO MonthlyWorkPlan(MonthlyWorkPlanID, EmployeeID, WorkDate, ShiftID, HolidayID, CreatedBy, CreatedDate,Type,WorkPlanGroupID)" +
            " VALUES(%n, %n, %d, %n, %n, %n, %d, %n, %n)", item.ID.Integer, item.EmployeeID.Integer, item.WorkDate, item.ShiftID.Integer, DataReader.GetNullValue(item.HolidayID, IDType.Integer), item.CreatedBy.Integer, item.CreatedDate, item.Type, DataReader.GetNullValue(item.WorkPlanGroupID, IDType.Integer));
        }

        #endregion

        #region  Update function

        internal static void Update(TransactionContext tc, MonthlyWorkPlan item)
        {
            tc.ExecuteNonQuery("UPDATE MonthlyWorkPlan SET EmployeeID=%n, WorkDate=%d, ShiftID=%n, HolidayID=%n, ModifiedBy=%n, ModifiedDate=%d, Type=%n, WorkPlanGroupID=%n" +
            " WHERE MonthlyWorkPlanID=%n", item.EmployeeID.Integer, item.WorkDate, DataReader.GetNullValue(item.ShiftID.Integer), DataReader.GetNullValue(item.HolidayID.Integer), item.ModifiedBy.Integer, item.ModifiedDate, item.Type, DataReader.GetNullValue(item.WorkPlanGroupID.Integer), item.ID.Integer);
        }

        #endregion

        #region Get Function

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

        internal static IDataReader Get(TransactionContext tc, DateTime attnDate)
        {
            return tc.ExecuteReader("SELECT * FROM MonthlyWorkPlan WHERE WorkDate=%d", attnDate);
        }

        internal static IDataReader GetByType(TransactionContext tc, EnumWorkPlanGroup type)
        {
            return tc.ExecuteReader("SELECT * FROM MonthlyWorkPlan Where Type=%n", type);
        }

        internal static IDataReader GetByDateAndWPGType(TransactionContext tc, DateTime dAssDate, EnumWorkPlanGroup type)
        {
            return tc.ExecuteReader("SELECT * FROM MonthlyWorkPlan Where WorkDate=%d AND "
                                     + "EmployeeID IN (SELECT EmployeeID FROM EmployeeWorkPlanSetup WHERE WorkPlanGroupID=%n)", dAssDate, type);
        }

        internal static IDataReader GetByDateAndGroupID(TransactionContext tc, DateTime dAssDate, ID groupID)
        {
            return tc.ExecuteReader("SELECT * FROM MonthlyWorkPlan Where WorkDate BETWEEN %d AND %d  and WorkPlanGroupID=%n", GlobalFunctions.FirstDateOfMonth(dAssDate), GlobalFunctions.LastDateOfMonth(dAssDate), groupID.Integer);
        }

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

        internal static IDataReader GetByEmpID(TransactionContext tc, ID nEmpID, DateTime assDate, EnumWorkPlanGroup type)
        {
            if (type == EnumWorkPlanGroup.Counter_Clock_1 || type == EnumWorkPlanGroup.Fixed)
            {
                return tc.ExecuteReader("SELECT * FROM MonthlyWorkPlan WHERE EmployeeID=%n AND WorkDate=%d AND Type=%n", nEmpID.Integer, assDate, type);
            }
            else
            {
                return tc.ExecuteReader("SELECT * FROM MonthlyWorkPlan WHERE EmployeeID=%n AND WorkDate=%d AND Type Not in(%n,%n)", nEmpID.Integer, assDate, EnumWorkPlanGroup.Counter_Clock_1, EnumWorkPlanGroup.Fixed);
            }

        }

        internal static IDataReader GetByEmpID(TransactionContext tc, ID nEmpID, DateTime workDate)
        {
            //string str = SQLParser.MakeSQL("SELECT * FROM MonthlyWorkPlan WHERE EmployeeID=%n AND WorkDate=%d ", nEmpID.Integer, workDate);
            return tc.ExecuteReader("SELECT * FROM MonthlyWorkPlan WHERE EmployeeID=%n AND WorkDate=%d ", nEmpID.Integer, workDate);
        }
        internal static int DayCount(TransactionContext tc, EnumWorkPlanGroup type)
        {
            int count;
            object obj = tc.ExecuteScalar("SELECT ( SELECT Count(*) FROM MonthlyWorkPlan WHERE Type=%n)/(SELECT count(DISTINCT Employeeid) FROM MonthlyWorkPlan WHERE Type=%n )", type, type);
            if (obj != null)
            {
                count = Convert.ToInt32(obj);
            }
            else
            {
                count = 0;
            }

            return count;

        }

        internal static IDataReader GetMonthlyDataByEmp(TransactionContext tc, DateTime dAssDate, EnumWorkPlanGroup type, ID nEmpiD)
        {
            return tc.ExecuteReader("SELECT * FROM MonthlyWorkPlan Where WorkDate BETWEEN %d AND %d  and Type=%n And EmployeeID=%n", GlobalFunctions.FirstDateOfMonth(dAssDate), GlobalFunctions.LastDateOfMonth(dAssDate), type, nEmpiD.Integer);
        }

        internal static DataSet GetMissingEmp(TransactionContext tc, ID groupID, DateTime assignDate)
        {
            DataSet missingEmp = new DataSet();
            try
            {
                string sql = SQLParser.MakeSQL("");

                missingEmp = tc.ExecuteDataSet(sql);
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
            return missingEmp;
        }

        internal static DataSet GetEmpNotInMonthlyWorkPlan(TransactionContext tc, DateTime assignDate)
        {
            DataSet missingEmp = new DataSet();
            try
            {
                string sql = SQLParser.MakeSQL("select e.employeeno,e.name,g.DESCRIPTION from employee e,GRADES g "
                                               + "where e.gradeID = g.GRADEID and e.status=%n and e.employeeid not in  (select distinct(EmployeeID) from MonthlyWorkPlan "
                                               + "where workdate between %d and %d)", EnumEmployeeStatus.Live, GlobalFunctions.FirstDateOfMonth(assignDate), GlobalFunctions.LastDateOfMonth(assignDate));

                missingEmp = tc.ExecuteDataSet(sql);
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
            return missingEmp;
        }

        #endregion

        #region  Delete function

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

        internal static void Delete(TransactionContext tc, DateTime dFromDate, DateTime dToDate, EnumWorkPlanGroup type)
        {
            tc.ExecuteNonQuery("DELETE FROM MonthlyWorkPlan WHERE WorkDate BETWEEN %d AND %d AND Type=%n", dFromDate, dToDate, type);
        }

        internal static void Delete(TransactionContext tc, DateTime dFromDate, DateTime dToDate, ID wpGroupID)
        {
            tc.ExecuteNonQuery("DELETE FROM MonthlyWorkPlan WHERE WorkDate BETWEEN %d AND %d AND Type=%n", dFromDate, dToDate, wpGroupID.Integer);
        }
        internal static void Delete(TransactionContext tc, DateTime dFromDate, DateTime dToDate)
        {
            tc.ExecuteNonQuery("DELETE FROM MonthlyWorkPlan WHERE WorkDate BETWEEN %d AND %d ", dFromDate, dToDate);
        }

        internal static void Delete(TransactionContext tc, DateTime assignDate, string empIDs)
        {
            tc.ExecuteNonQuery("DELETE FROM MonthlyWorkPlan WHERE WorkDate BETWEEN %d AND %d AND EmployeeID IN(%q)", GlobalFunctions.FirstDateOfMonth(assignDate), GlobalFunctions.LastDateOfMonth(assignDate), empIDs);
        }

        #endregion

        internal static bool IsExist(TransactionContext tc, DateTime dAssDate, ID groupID)
        {
            bool isExist = false;
            string sql = SQLParser.MakeSQL(@"SELECT Count(*) from MonthlyWorkPlan Where WorkDate BETWEEN %d AND %d and WorkPlanGroupID=%n ", GlobalFunctions.FirstDateOfMonth(dAssDate), GlobalFunctions.LastDateOfMonth(dAssDate), groupID.Integer);
            object obj = tc.ExecuteScalar(sql);
            if (obj == DBNull.Value) return false;
            isExist = Convert.ToInt32(obj) > 0 ? true : false;
            return isExist;

        }
    }

    #endregion
}