using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EMIS.DataLogic.Repositories;
using System.Linq.Expressions;
using EMIS.Entities;

namespace EMIS.DataLogic.ExamManage
{
    public class ExamSubjectLimitDAL
    {
        public ExaminationProjectCountLimitRepository CountLimitRepository { get; set; }
        public DictionaryItemRepository DictionaryItemRepository { get; set; }
        public ExaminationTypeRepository TypeRepository { get; set; }

        public IQueryable<EMIS.ViewModel.ExamSubjectLimitView> GetList(Expression<Func<EX_ExaminationProjectCountLimit, bool>> expCampus)
        {
            var query = from a in CountLimitRepository.GetList(expCampus)
                        join t in TypeRepository.Entities on a.ExaminationTypeID equals t.ExaminationTypeID
                        join c in DictionaryItemRepository.Entities
                        on new { a.SchoolyearNumID, DictionaryCode = "CF_SchoolyearNum" } equals new { SchoolyearNumID = c.Value, c.DictionaryCode }
                        join d in DictionaryItemRepository.Entities
                        on new { a.StandardID, DictionaryCode = "CF_Standard" } equals new { StandardID = d.Value, d.DictionaryCode }
                        select new EMIS.ViewModel.ExamSubjectLimitView
                        {
                            ExaminationSubjectCountLimitID = a.ExaminationSubjectCountLimitID,
                            ExaminationTypeID = a.ExaminationTypeID,
                            StandardID = a.StandardID,
                            SchoolyearNumID = a.SchoolyearNumID,
                            SchoolyearNumName = c.Name,
                            StandardName = d.Name,
                            SubjectCountLimit = a.SubjectCountLimit,
                            ExaminationTypeName=t.Name
                        };

            return query;
        }
    }
}