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

namespace EMIS.DataLogic.ScoreManage
{
    public class LevelSettingDAL
    {
        public LevelSettingRepository levelSettingRepository { get; set; }
        public ExaminationSubjectRepository examinationSubjectRepository { get; set; }


        public IQueryable<LevelSettingView> GetLevelSettingViewQueryable(Expression<Func<ER_LevelSetting, bool>> exp)
        {
            var query = from a in levelSettingRepository.GetList(exp)
                        join b in examinationSubjectRepository.Entities on a.ExaminationSubjectID equals b.ExaminationSubjectID
                        select new LevelSettingView
                        {
                            LevelSettingID = a.LevelSettingID,
                            ExaminationSubjectID = a.ExaminationSubjectID,
                            ExaminationSubjectName = b.Name,
                            LevelNo = a.LevelNum.Value,
                            LevelName = a.LevelName,
                            MaxScore = a.MaxScore.Value,
                            MinScore = a.MinScore.Value,
                            ScoreRange = a.MinScore.ToString() + " <=总成绩<= " + a.MaxScore.ToString(),
                            Remark = a.Remark
                        };
            return query;
        }

    }
}