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

namespace EMIS.DataLogic.Common.CalendarManage
{
    public class DutyDAL
    {
        public dutyRepository dutyRepository { get; set; }
        public UserRepository userRepository { get; set; }
        public DepartmentRepository departmentRepository { get; set; }
        public DictionaryItemRepository dictionaryItemRepository { get; set; }

        /// <summary>
        /// 读取值班管理信息
        /// </summary>
        /// <param name="exp"></param>
        /// <returns></returns>
        public IQueryable<DutyView> GetDutyQueryable(Expression<Func<EM_duty, bool>> exp)
        {
            var query = from a in dutyRepository.GetList(exp)
                        join b in userRepository.Entities on a.UserID equals b.UserID
                        join c in departmentRepository.Entities on a.DepartmentID equals c.DepartmentID
                        join d in dictionaryItemRepository.Entities on new { a.TimesSegment, DictionaryCode = "CF_TimesSegment" }
                        equals new { TimesSegment = d.Value.Value, d.DictionaryCode } into gbsta
                        from gicbsta in gbsta.DefaultIfEmpty()
                        select new DutyView
                        {
                            DutyID = a.DutyID,
                            UserID = a.UserID,
                            LoginID = b.LoginID,
                            UserName = b.Name,
                            TimesSegment = a.TimesSegment,
                            TimesSegmentName = gicbsta.Name,
                            DutyTime = a.DutyTime,
                            StartHour = a.StartHour,
                            StartMinutes = a.StartMinutes,
                            StartDate = a.StartHour + ":" + (a.StartMinutes == 0 ? "00" : a.StartMinutes.ToString()),
                            EndHour = a.EndHour,
                            EndMinutes = a.EndMinutes,
                            EndDate = a.EndHour + ":" + (a.EndMinutes == 0 ? "00" : a.EndMinutes.ToString()), 
                            Description = a.Description,
                            CollegeID= c.CollegeID,
                            CampusID=c.CF_College.CampusID,
                            DepartmentID = a.DepartmentID,
                            DepartmentName = c.Name,
                            CreateUserID = a.CreateUserID,
                            CreateTime = a.CreateTime
                        };
            return query;
        }
    }
}