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

namespace EMIS.DataLogic.MinorManage.MinorCourseManage
{
    public class MinorSpecialtyCourseDAL
    {

        public MinorCourseRepository MinorCourseRepository { get; set; }
        public MinorCourseTeachingSettingRepository MinorCourseTeachingSettingRepository { get; set; }
        public MinorCourseTeachingModeTypeRepository MinorCourseTeachingModeTypeRepository { get; set; }
        public MinorCourseTeachingPlaceRepository MinorCourseTeachingPlaceRepository { get; set; }
        public DictionaryItemRepository DictionaryItemRepository { get; set; }

        /// <summary>
        /// 查询专业计划
        /// </summary>
        /// <param name="exp"></param>
        /// <returns></returns>
        public IQueryable<MinorSpecialtyCourseView> GetMinorSpecialtyCourseViewQueryable(Expression<Func<EM_MinorCourse, bool>> exp)
        {
            var query = from a in MinorCourseRepository.GetList(exp)
                        select new MinorSpecialtyCourseView
                        {
                            MinorCourseID=a.MinorCourseID,
                            DepartmentID = a.DepartmentID,
                            DepartmentName = a.CF_Department.Name,
                            IsEnable = a.IsEnable ?? true,
                            CollegeID=a.CF_Department.CF_College.CollegeID,
                            StandardID = a.StandardID,
                            CoursematerialID = a.EM_Coursematerial.CoursematerialID,
                            CourseCode = a.EM_Coursematerial.CourseCode,
                            CourseName = a.EM_Coursematerial.CourseName,
                            CourseStructureID = a.CourseStructureID,
                            CourseCategoryID = a.CourseCategoryID,
                            CourseTypeID = a.CourseTypeID,
                            CourseQualityID = a.CourseQualityID,
                            PracticeTypeID = a.PracticeTypeID,
                            ExaminationModeID = a.ExaminationModeID,
                            TeachinglanguageID = a.TeachinglanguageID,
                            SchoolyearNumID = a.SchoolyearNumID,
                            SchoolcodeID = a.SchoolcodeID,
                            //StarttermID = a.CF_Schoolyear.Value - ((a.CF_Grademajor.SchoolyearID * 2 - 1) + a.CF_Grademajor.SchoolcodeID - 1) + 1,
                            CourseFineID = a.CourseFineID,
                            IsSpecialtycore = a.IsSpecialtycore ?? true,
                            IsCooperation = a.IsCooperation ?? true,
                            IsRequired = a.IsRequired ?? true,
                            IsElective = a.IsElective ?? true,
                            IsNetworkCourse = a.IsNetworkCourse ?? true,
                            IsMainCourse = a.IsMainCourse ?? true,
                            Credit = a.EM_MinorCourseTeachingSetting.Credit,
                            TheoryCourse = a.EM_MinorCourseTeachingSetting.TheoryCourse,
                            Practicehours = a.EM_MinorCourseTeachingSetting.Practicehours,
                            Trialhours = a.EM_MinorCourseTeachingSetting.Trialhours,
                            Totalhours=a.EM_MinorCourseTeachingSetting.TheoryCourse+a.EM_MinorCourseTeachingSetting.Practicehours+a.EM_MinorCourseTeachingSetting.Trialhours,
                            WeeklyNum = a.EM_MinorCourseTeachingSetting.WeeklyNum,
                            TheoryWeeklyNum = a.EM_MinorCourseTeachingSetting.TheoryWeeklyNum,
                            PracticeWeeklyNum = a.EM_MinorCourseTeachingSetting.PracticeWeeklyNum,
                            TrialWeeklyNum = a.EM_MinorCourseTeachingSetting.TrialWeeklyNum,
                            StartWeeklyNum = a.EM_MinorCourseTeachingSetting.StartWeeklyNum,
                            WeeklyHours = a.EM_MinorCourseTeachingSetting.WeeklyHours,
                            EndWeeklyNum = a.EM_MinorCourseTeachingSetting.EndWeeklyNum,
                            CreateUserID = a.CreateUserID,
                            CreateTime = a.CreateTime,
                            ResultTypeID = a.ResultTypeID,
                            Remarks = a.Remarks,
                        };
            return query;
        }

        /// <summary>
        /// 根据辅修专业课程获取授课方式
        /// </summary>
        /// <param name="specialtyCourseID"></param>
        /// <returns></returns>
        public List<string> GetTeachingModeTypeQueryble(Guid? MinorCourseID)
        {
            var query = from a in MinorCourseTeachingModeTypeRepository.Entities.Where(x => x.MinorCourseID == MinorCourseID)
                        join b in DictionaryItemRepository.Entities on new { a.TeachingModeID, DictionaryCode = DictionaryItem.CF_TeachingMode.ToString() }
                        equals new { TeachingModeID = b.Value, b.DictionaryCode }
                        select b.Value.Value.ToString();
            return query.ToList();
        }

        /// <summary>
        /// 根据辅修专业课程获取授课地点
        /// </summary>
        /// <param name="specialtyCourseID"></param>
        /// <returns></returns>
        public List<string> GetTeachingPlaceQueryble(Guid? MinorCourseID)
        {
            var query = from a in MinorCourseTeachingPlaceRepository.Entities.Where(x => x.MinorCourseID == MinorCourseID)
                        join b in DictionaryItemRepository.Entities on new { a.TeachingPlace, DictionaryCode = DictionaryItem.EM_TeachingPlace.ToString() }
                        equals new { TeachingPlace = b.Value, b.DictionaryCode }
                        select b.Value.Value.ToString();
            return query.ToList();
        }
    }
}