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

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

        private SurveyDA()
        {
        }

        #endregion

        #region Survey

        #region Insert function

        internal static void Insert(TransactionContext tc, Survey item)
        {
            tc.ExecuteNonQuery(
                "INSERT INTO Survey(SurveyID, CategoryID, Title, Description, FromDate, ToDate,IsForCelyStoped,IsPublished,CreatedBy,CreationDate,PublishDate,SurveyType,EstimatedTime,ActualTime,PASSMARK)" +
                " VALUES(%n, %n, %s, %s, %d, %d, %b,%b,%n,%d,%d,%n,%n,%n,%n)", item.ID, item.CategoryID, item.Title,
                item.Description, item.FromDate, item.ToDate, item.IsForCelyStoped, item.IsPublished, item.CreatedBy,
                item.CreatedDate, DataReader.GetNullValue(item.PublishDate), item.SurveyType,item.EstimatedTime,item.ActualTime,item.PassMark);
        }

        #endregion

        #region Update function

        internal static void Update(TransactionContext tc, Survey item)
        {
            tc.ExecuteNonQuery(
                "UPDATE Survey SET CategoryID=%n, Title=%s, Description=%s, FromDate=%d, ToDate=%d,IsForCelyStoped=%b,IsPublished=%b,ModifiedBy=%n,ModifiedDate=%d,PublishDate=%d,SurveyType=%n" +
                " WHERE SurveyID=%n", item.CategoryID, item.Title, item.Description, item.FromDate, item.ToDate,
                item.IsForCelyStoped, item.IsPublished, item.ModifiedBy, item.ModifiedDate,
                DataReader.GetNullValue(item.PublishDate), item.SurveyType, item.ID);
        }

        #endregion

        #region Get Function

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

        public static IDataReader GetByCategory(TransactionContext tc, int nCategoryId)
        {
            return tc.ExecuteReader("SELECT * FROM Survey WHERE CategoryId=%n", nCategoryId);
        }

        public static IDataReader Get(TransactionContext tc, DateTime today)
        {
            return tc.ExecuteReader(
                "SELECT * from Survey WHERE %d BETWEEN FromDate AND ToDate AND IsPublished=1 AND IsForcelyStoped=0",
                today);
        }

        //public static IDataReader Get(TransactionContext tc, Employee oEmp)
        //{
        //    return tc.ExecuteReader("SELECT * from Survey");
        //}
        public static IDataReader GetByCategory(TransactionContext tc, int nCategoryId, DateTime fromDT, DateTime toDT)
        {
            return tc.ExecuteReader(
                "SELECT * FROM Survey WHERE CategoryId=%n and  (FromDate>= %d and FromDate<= %d) OR( ToDate>= %d and ToDate<= %d)",
                nCategoryId, fromDT, toDT, fromDT, toDT);
        }

        public static IDataReader GetByCategory(TransactionContext tc, DateTime fromDT, DateTime toDT)
        {
            return tc.ExecuteReader(
                "SELECT * FROM Survey WHERE (FromDate>= %d and FromDate<= %d) OR( ToDate>= %d and ToDate<= %d)", fromDT,
                toDT, fromDT, toDT);
        }

        public static IDataReader GetQuestionsByCategoryId(TransactionContext tc,int categoryId)
        {
            return tc.ExecuteReader(
                "SELECT s.*,sc.DESCRIPTION SurveyCategory FROM SURVEY s INNER JOIN SURVEYCATEGORY sc ON sc.CATEGORYID = s.CATEGORYID WHERE s.categoryId=%n", categoryId);
        }

        public static IDataReader GetIncompleteSurveys(TransactionContext tc, int empID, EnumSurveyType type,
            DateTime fromDT, DateTime toDT)
        {
            //if (type == EnumSurveyType.Self || type == EnumSurveyType.Managerial)
            //    return tc.ExecuteReader("SELECT S.* FROM Survey S,SurveyEmployee SE WHERE SE.EmployeeId=%n and S.SurveyType=%n and S.SurveyId=SE.SurveyId and S.PublishFromDate between %d and %d", empID, (int)type, fromDT, toDT);
            //else
            return tc.ExecuteReader(
                "SELECT S.* FROM Survey S,SurveyEmployee SE WHERE SE.EmployeeId=%n and S.SurveyId=SE.SurveyId and S.PublishDate between %d and %d",
                empID, fromDT, toDT);
        }

        public static IDataReader Get(TransactionContext tc, int nSurveyId)
        {
            return tc.ExecuteReader("SELECT * FROM Survey WHERE SurveyId=%n", nSurveyId);
        }

        #endregion

        #region Delete function

        public static void Delete(TransactionContext tc, int nSurveyId)
        {
            SurveyQuestionDA.DeleteSurveyQuestion(tc, nSurveyId);
            SurveyEmployeeDA.DeleteSurveyEmployee(tc, nSurveyId);
            SurveyOrganizationDA.DeleteSurveyOrganization(tc, nSurveyId);
            tc.ExecuteNonQuery("DELETE FROM Survey WHERE SurveyId=%n", nSurveyId);
        }

        public static void Publish(TransactionContext tc, Survey survey)
        {
            tc.ExecuteNonQuery("UPDATE Survey SET PublishDate=%d,IsPublished=%b WHERE SurveyId=%n",
                survey.PublishDate.Value, survey.IsPublished, survey.ID);
        }

        public static void Stop(TransactionContext tc, Survey survey)
        {
            tc.ExecuteNonQuery("UPDATE Survey SET PublishDate=%d,IsPublished=%b,IsForCelyStoped=%b WHERE SurveyId=%n",
                DataReader.GetNullValue(survey.PublishDate), survey.IsPublished, survey.IsForCelyStoped, survey.ID);
        }

        #endregion

        #endregion
    }
}