using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EMIS.DataLogic.Repositories;
using EMIS.ViewModel.EducationManagement;
using System.Linq.Expressions;
using EMIS.Entities;
using EMIS.DataLogic.CultureplanManage.PlanManagement;
using System.Data.Entity;
using EMIS.ViewModel.EducationManage;
using EMIS.ViewModel;
using EMIS.DataLogic.UniversityManage.AdministrativeOrgan;

namespace EMIS.DataLogic.EducationManage
{
     public   class AdultEducationMissionClassDAL
    {
        //public FreeSelectionCousePlanRepository freeSelectionCousePlanRepository { get; set; } 
        public EducationMissionClassRepository educationMissionClassRepository { get; set; }
        public EducationMissionClassTeachingSettingRepository EducationMissionClassTeachingSettingRepository { get; set; }
        public EducationMissionRepository EducationMissionRepository { get; set; }
        public DictionaryItemRepository dictionaryItemRepository { get; set; }
        public EducationMissionClassSettingsRepository educationMissionClassSettingsRepository { get; set; }
        public MissionClassTeacherRepository missionClassTeacherRepository { get; set; }
        public EducationSchedulingClassRepository educationSchedulingClassRepository { get; set; }
        public StudentRepository studentRepository { get; set; }
        public UserRepository userRepository { get; set; }
        public ClassmajorRepository ClassmajorRepository { get; set; }
        public CourseProcessRepository CourseProcessRepository { get; set; }
        public EducationMissionRepository educationMissionRepository { get; set; }
        public EducationSchedulingRepository educationSchedulingRepository { get; set; }
        public ClassroomRepository ClassroomRepository { get; set; }
        public InSchoolSettingRepository inSchoolSettingRepository { get; set; }
        public CollegeScheduleStatusRepository CollegeScheduleStatusRepository { get; set; }
        public CoursesTimeRepository coursesTimeRepository { get; set; }
        public GrademajorRepository GrademajorRepository { get; set; }
        public FacultymajorRepository FacultymajorRepository { get; set; }
        public CollegeRepository CollegeRepository { get; set; }
        public DepartmentRepository DepartmentRepository { get; set; }
        public SchoolyearRepository SchoolyearRepository { get; set; }
        public CoursematerialRepository CoursematerialRepository { get; set; }
        public Lazy<CollegeDAL> CollegeDAL { get; set; }
        public EducationMissionExamTimeRepository EducationMissionExamTimeRepository { get; set; }
        /// <summary> 
        /// 查询教学任务班数据
        /// </summary>
        /// <param name="exp"></param>
        /// <returns></returns>
        public IQueryable<EducationMissionImportClassView> GetEducationMissionClassViewQueryble(Expression<Func<EM_EducationMissionClass, bool>> missionClassExp, Expression<Func<CF_Classmajor, bool>> classmajorFilter)
        {
            TimeSpan s = new TimeSpan();
            DateTime d = new DateTime();
            //媚姐说：教学任务的查询不要过滤教学任务中没有在校学生
            //var inSchoolStatusIDList = inSchoolSettingRepository.GetList(x => x.IsSelected == true).Select(w => w.InSchoolStatusID).ToList();//获取选中的在校设定状态、
            //var inSchoolStatusIDList = inSchoolSettingRepository.GetList(x =>true).Select(w => w.InSchoolStatusID).ToList();//获取选中的在校设定状态、
            var query = from missionClass in educationMissionClassRepository.GetList(missionClassExp)
                        join mission in EducationMissionRepository.Entities on missionClass.EducationMissionID equals mission.EducationMissionID
                        join teachSetting in EducationMissionClassTeachingSettingRepository.Entities on missionClass.EducationMissionClassID equals teachSetting.EducationMissionClassID
                        join classmajor in ClassmajorRepository.GetList(classmajorFilter) on missionClass.MainScheduleClassID equals classmajor.ClassmajorID 
                        //into dclassmajor
                        //from classmajor in dclassmajor.DefaultIfEmpty()
                        join grade in GrademajorRepository.Entities on classmajor.GrademajorID equals grade.GrademajorID into dgrade
                        from grade in dgrade.DefaultIfEmpty()
                        join faculty in FacultymajorRepository.Entities on grade.FacultymajorID equals faculty.FacultymajorID into dfaculty
                        from faculty in dfaculty.DefaultIfEmpty()
                        join department in DepartmentRepository.Entities on mission.DepartmentID equals department.DepartmentID
                        join college in CollegeRepository.Entities on department.CollegeID equals college.CollegeID
                        join schoolyear in SchoolyearRepository.Entities on mission.SchoolyearID equals schoolyear.SchoolyearID
                        join course in CoursematerialRepository.Entities on missionClass.CoursematerialID equals course.CoursematerialID
                        join schedulingClass in
                            (
                                from sc in educationSchedulingClassRepository.Entities
                                group sc by sc.EducationMissionClassID into g
                                select new
                                {
                                    EducationMissionClassID = g.Key,
                                    ClassNum = g.Sum(x => x.CF_Student.Count())
                                }
                                ) on missionClass.EducationMissionClassID equals schedulingClass.EducationMissionClassID into dschedulingClass
                        from schedulingClass in dschedulingClass.DefaultIfEmpty()
                        join courseProcess in
                            (from cp in CourseProcessRepository.Entities
                             group cp by cp.EducationMissionClassID into g
                             select new
                             {
                                 EducationMissionClassID = g.Key,
                                 CourseProcessTimes = g.Sum(x => x.Times)
                             }) on missionClass.EducationMissionClassID equals courseProcess.EducationMissionClassID into dcourseProcess
                        from courseProcess in dcourseProcess.DefaultIfEmpty()
                        join status in CollegeScheduleStatusRepository.Entities
                            on new { missionClass.EM_EducationMission.CollegeID, missionClass.EM_EducationMission.SchoolyearID }
                            equals new { status.CollegeID, status.SchoolyearID }
                            into dstatus
                        from status in dstatus.DefaultIfEmpty()
                        from courseTime in missionClass.EM_CoursesTime.DefaultIfEmpty()
                        join examtime in EducationMissionExamTimeRepository.Entities on missionClass.EducationMissionID equals examtime.EducationMissionID into dexamtime
                        from examtime in dexamtime.DefaultIfEmpty()
                        select new EducationMissionImportClassView
                        {
                            EndTime = examtime.EndTime ?? s,
                            StarTime = examtime.StartTime ?? s,
                            ExamDate = examtime.ExamDate ?? d,
                            TimeID = courseTime.TimesSegment,
                            StartHour = courseTime.StartHour,
                            StartMinutes = courseTime.StartMinutes,
                            EndHour = courseTime.EndHour,
                            EndMinutes = courseTime.EndMinutes,
                            CourseTimeID = courseTime.CoursesTimeID,
                            EducationMissionID = missionClass.EducationMissionID,
                            EducationMissionClassID = missionClass.EducationMissionClassID,
                            TeachingModeID = missionClass.TeachingModeID ?? 1,
                            SchoolyearID = missionClass.EM_EducationMission.SchoolyearID,
                            SchoolyearCode = missionClass.EM_EducationMission.CF_Schoolyear.Code,
                            Name = missionClass.Name,
                            CoursematerialID = missionClass.CoursematerialID,
                            CourseCode = course.CourseCode,
                            CourseName = course.CourseName,
                            CampusID = college.CampusID,
                            ClassmajorCollegeID = mission.CollegeID,
                            //兵良哥说院系所对应的是教学任务的院系所字段
                            CollegeID = mission.CollegeID,
                            CollegeNo = mission.CF_College.No,
                            CollegeName =mission.CF_College.Name,
                            //CollegeID = department.CollegeID,
                            //CollegeNo = college.No,
                            //CollegeName = college.Name,
                            DepartmentID = mission.DepartmentID,
                            DepartmentName = department.Name,
                            GrademajorID = grade.GrademajorID,
                            StandardID = faculty.StandardID,
                            GradeYearID = grade.GradeID,
                            ClassroomID = missionClass.ClassroomID,
                            ClassroomName = missionClass.CF_Classroom.Name,
                            ClassroomTypeID = missionClass.ClassroomTypeID,
                            CourseStructureID = missionClass.CourseStructureID,
                            CourseCategoryID = missionClass.CourseCategoryID,
                            CourseTypeID = missionClass.CourseTypeID,
                            CourseQualityID = missionClass.CourseQualityID,
                            ExaminationModeID = missionClass.ExaminationModeID,
                            TeachinglanguageID = missionClass.TeachinglanguageID,
                            HandleModeID = missionClass.HandleModeID,
                            IsNeedMaterial = missionClass.IsNeedMaterial ?? false,
                            OrderNo = missionClass.OrderNo ?? 0,
                            SchedulingClassNum = missionClass.EM_EducationSchedulingClass.Count,
                            ClassNum = (schedulingClass.EducationMissionClassID == null ? 0 : schedulingClass.ClassNum),
                            MainScheduleClassID = missionClass.MainScheduleClassID,
                            MainScheduleClassGrademajorID = classmajor.GrademajorID,
                            MainScheduleClassCollegeID = faculty.CollegeID,
                            SchedulingClass = mission.ClassName, 
                            StartWeeklyNum = teachSetting.StartWeeklyNum,
                            EndWeeklyNum = teachSetting.EndWeeklyNum,
                            StartWeeklyNumReserved = missionClass.EM_EducationMissionClassSettings.Min(w => w.WeeklyNum).Value,
                            EndWeeklyNumReserved = missionClass.EM_EducationMissionClassSettings.Max(w => w.WeeklyNum).Value,
                            Credit = teachSetting.Credit,
                            TheoryCourse = teachSetting.TheoryCourse,
                            Practicehours = teachSetting.Practicehours,
                            Trialhours = teachSetting.Trialhours,
                            TheoryWeeklyNum = teachSetting.TheoryWeeklyNum,
                            PracticeWeeklyNum = teachSetting.PracticeWeeklyNum,
                            TrialWeeklyNum = teachSetting.TrialWeeklyNum,
                            WeeklyNum = teachSetting.WeeklyNum,
                            WeeklyHours = teachSetting.WeeklyHours,
                            ApprovalStatus = missionClass.RecordStatus,
                            CourseProcessTimes = courseProcess.CourseProcessTimes,
                            CreateTime = missionClass.CreateTime,
                            CreateUserID = missionClass.CreateUserID,
                            ResultTypeID=missionClass.ResultTypeID,
                            Remark = missionClass.Remark,
                            IsCollegeScheduleSubmitted = (status.RecordStatus == (int)ES_CollegeScheduleStatusCode.Submited)
                        };
            return query;
        }

        public List<MissionClassTeacherView> GetMissionClassTeacherQuery(Expression<Func<EM_EducationMissionClass, bool>> exp)
        {
            var query = (from emc in educationMissionClassRepository.GetList(exp)
                         from tec in emc.EM_MissionClassTeacher
                         select new MissionClassTeacherView
                         {
                             UserID = tec.CF_Staff.UserID,
                             EducationMissionClassID = emc.EducationMissionClassID,
                             Name = tec.CF_Staff.Sys_User.Name
                         });
            return query.Distinct().ToList();
        }
        public IQueryable<EM_CourseProcess> GetRelatedCourseProcess(Expression<Func<EM_EducationMissionClass, bool>> exp)
        {
            var query = (from emc in educationMissionClassRepository.GetList(exp)
                         // from remc in emc.EM_EducationMission.EM_EducationMissionClass
                         from cp in emc.EM_CourseProcess
                         select cp).Include(x => x.EM_EducationMissionClass);

            return query;
        }
    }
}