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

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

        private RecognitionDA()
        {
        }

        #endregion

        #region Recognition Methods

        internal static IDataReader Get(TransactionContext tc, int recognitionID)
        {
            return tc.ExecuteReader("SELECT * FROM Recognitions WHERE RecognitionID=%n", recognitionID);
        }

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

        internal static void Insert(TransactionContext tc, Recognition item)
        {
            string sql = SQLParser.MakeSQL(
                @"INSERT INTO Recognitions(RecognitionID, NominateBy, NominateDate, Justification, SalaryMonth, IsCash, WfStatus, RequestType, CreatedBy, CreatedDate)
                        VALUES(%n, %n, %d, %s, %d, %n, %n, %n, %n, %d)", item.ID, item.NominateBy, item.NominateDate,
                item.Justification, item.SalaryMonth, item.IsCash, item.WfStatus, item.RequestType,
                DataReader.GetNullValue(item.CreatedBy), DataReader.GetNullValue(item.CreatedDate));

            tc.ExecuteNonQuery(sql);
        }

        internal static void Update(TransactionContext tc, Recognition item)
        {
            tc.ExecuteNonQuery(
                "UPDATE Recognitions SET NominateBy=%n, NominateDate=%d, Justification=%s, SalaryMonth=%d, IsCash=%b, WfStatus=%n, RequestType=%n, ModifiedBy=%n, ModifiedDate=%d" +
                " WHERE RecognitionID=%n", item.NominateBy, item.NominateDate, item.Justification, item.SalaryMonth,
                item.IsCash, item.WfStatus, item.RequestType, DataReader.GetNullValue(item.ModifiedBy),
                DataReader.GetNullValue(item.ModifiedDate), item.ID);
        }

        internal static void Delete(TransactionContext tc, int recognitionID)
        {
            tc.ExecuteNonQuery("DELETE FROM Recognitions WHERE RecognitionID=%n", recognitionID);
        }

        #endregion

        #region RecognitionDetail Methods

        internal static IDataReader GetRecognitionDetails(TransactionContext tc, int recognitionID)
        {
            return tc.ExecuteReader("SELECT * FROM RecognitionDetails WHERE RecognitionID=%n", recognitionID);
        }

        internal static IDataReader GetRecognitionDetails(TransactionContext tc, EnumwfStatus enumwfStatus,
            DateTime fromDate, DateTime toDate, bool p)
        {
            return tc.ExecuteReader(
                "SELECT * FROM RecognitionDetails WHERE RecognitionID in (select RecognitionID from Recognitions where WFSTATUS=%n) AND  RequestDate >= %d AND RequestDate <= %d ",
                (int)enumwfStatus, fromDate, toDate);
        }

        internal static void InsertRecognitionDetail(TransactionContext tc, RecognitionDetail item)
        {
            tc.ExecuteNonQuery(
                "INSERT INTO RecognitionDetails(RecognitionDetailID, RecognitionID, EmployeeID, Amount,SalaryMonth,RequestDate)" +
                " VALUES(%n, %n, %n, %n,%d,%d)", item.ID, item.RecognitionID, item.EmployeeID, item.Amount,
                item.SalaryMonth, item.RequestDate);
        }

        internal static void UpdateRecognitionDetail(TransactionContext tc, RecognitionDetail item)
        {
            tc.ExecuteNonQuery(
                "UPDATE RecognitionDetails SET RecognitionID=%n, EmployeeID=%n, Amount=%n, ModifiedBy=%n, ModifiedDate=%d, SalaryMonth=%d,PaidDate=%d " +
                " WHERE RecognitionDetailID=%n", item.RecognitionID, item.EmployeeID, item.Amount,
                DataReader.GetNullValue(item.ModifiedBy), DataReader.GetNullValue(item.ModifiedDate),
                DataReader.GetNullValue(item.SalaryMonth), DataReader.GetNullValue(item.PaidDate), item.ID);
        }

        internal static void UpdatePaidDate(TransactionContext tc, RecognitionDetail item)
        {
            string sql
                = SQLParser.MakeSQL(@"Update RecognitionDetails
                                     Set PaidDate=%d Where RecognitionDetailID = %n",
                    DataReader.GetNullValue(item.PaidDate),
                    item.ID);
            tc.ExecuteNonQuery(sql);
        }

        internal static void DeleteRecognitionDetail(TransactionContext tc, int recognitionID)
        {
            tc.ExecuteNonQuery("DELETE FROM RecognitionDetails WHERE RecognitionID=%n", recognitionID);
        }

        #endregion

        internal static IDataReader GetRecognitionDetails(TransactionContext tc, EnumwfStatus enumwfStatus, bool p)
        {
            throw new NotImplementedException();
        }
    }
}