using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Linq.Expressions;
using EMIS.Entities;
using EMIS.DataLogic.Repositories;
using EMIS.ViewModel;
using EMIS.ViewModel.StudentManage.OnlineChecking;
using EMIS.ViewModel.StudentManage.InfoCenter;

namespace EMIS.DataLogic.StudentManage.OnlineChecking
{
    public class CheckingControlDAL
    {
        public StudentEditControlRepository StudentEditControlRepository { get; set; }
        public StudentEditColumnDescriptionRepository StudentEditColumnDescriptionRepository { get; set; }
        public UserRepository UserRepository { get; set; }

        /// <summary>
        /// 查询对应的学生校对控制信息CheckingControlView
        /// </summary>
        /// <param name="expStudentEditControl"></param>
        /// <returns></returns>
        public IQueryable<CheckingControlView> GetStudentEditControlQueryable(Expression<Func<CF_StudentEditControl, bool>> exp)
        {
            var query = from stuec in StudentEditControlRepository.GetList(exp)
                        join usc in UserRepository.Entities
                        on stuec.CreateUserID equals usc.UserID into tempusc
                        from uscu in tempusc.DefaultIfEmpty()
                        join usm in UserRepository.Entities
                        on stuec.ModifyUserID equals usm.UserID into tempusm
                        from usmu in tempusm.DefaultIfEmpty()
                        select new CheckingControlView
                        {
                            StudentEditControlID = stuec.StudentEditControlID,
                            OrderNo = stuec.OrderNo,
                            ColumnName = stuec.ColumnName,
                            DisplayColumnName = stuec.DisplayColumnName,
                            Description = stuec.Description,
                            CheckingTypeID = stuec.CheckingTypeID,
                            RecordStatus = stuec.RecordStatus,
                            CreateUserID = stuec.CreateUserID,
                            CreateUserName = uscu.Name,
                            CreateTime = stuec.CreateTime,
                            ModifyUserID = stuec.ModifyUserID,
                            ModifyUserName = usmu.Name,
                            ModifyTime = stuec.ModifyTime
                        };

            return query;
        }

        /// <summary>
        /// 查询对应的学生校对控制信息
        /// </summary>
        /// <param name="exp"></param>
        /// <returns></returns>
        public IQueryable<EditFeildView> GetStudentEditFeildQueryable(Expression<Func<CF_StudentEditControl, bool>> exp)
        {
            var query = from stuec in StudentEditControlRepository.GetList(exp)
                        select new EditFeildView
                        {
                            OrderNo = stuec.OrderNo ?? 0,
                            ColumnFeild = stuec.ColumnName,
                            ColumnName = stuec.DisplayColumnName,
                            Description = stuec.Description,
                            IsEdit = (stuec.CheckingTypeID != (int)CF_CheckingType.Close),
                            CheckingTypeID = stuec.CheckingTypeID
                        };

            return query;
        }

    }
}