using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EMIS.DataLogic.Repositories;
using EMIS.ViewModel.SelectCourse;
using System.Linq.Expressions;
using EMIS.Entities;
using EMIS.ViewModel;
using EMIS.ViewModel.SystemView;
using EMIS.ViewModel.Students;
using EMIS.ViewModel.UniversityManage.TeacherManage;
using Bowin.Common.Linq.Entity;
using EMIS.ViewModel.CultureplanManage.PlanManagement;
using EMIS.DataLogic.UniversityManage.SpecialtyClassManage;

namespace EMIS.DataLogic.CultureplanManage.PlanManagement
{
    public class OptionalCoursePlanDAL
    {
        public SchoolyearRepository schoolyearRepository { get; set; }
        public OptionalCoursePlanRepository OptionalCoursePlanRepository { get; set; }
        public OptionalCoursePlanTeachingModeRepository OptionalCoursePlanTeachingModeRepository { get; set; }
        public OptionalCoursePlanTeachingSettingRepository OptionalCoursePlanTeachingSettingRepository { get; set; }
        public StaffRepository StaffRepository { get; set; }
        public DictionaryItemRepository DictionaryItemRepository { get; set; }
        public SpecialtyCourseDAL specialtyCourseDAL { get; set; }
        public SpecialtyCourseRepository specialtyCourseRepository { get; set; }
        public GrademajorDAL grademajorDAL { get; set; }
        public GrademajorRepository grademajorRepository { get; set; }
        public SpecialtyRepository specialtyRepository { get; set; }
        public DictionaryItemRepository dictionaryItemRepository { get; set; }
        public CoursematerialRepository coursematerialRepository { get; set; }
        public FacultymajorRepository facultymajorRepository { get; set; }
        public ClassmajorRepository classmajorRepository { get; set; }
        public DepartmentRepository departmentRepository { get; set; }

        public IQueryable<OptionalCoursePlanView> GetOptionalCourseSettingViewQueryable(Expression<Func<EM_OptionalCoursePlan, bool>> exp)
        {
            var q = from ocp in OptionalCoursePlanRepository.GetList(exp)
                    join de in departmentRepository.Entities on ocp.DepartmentID equals de.DepartmentID
                    into tmp1 from de in tmp1.DefaultIfEmpty()
                    //join g in grademajorRepository.Entities
                    //on new { SchoolcodeID = ocp.SchoolcodeID, Years = ocp.SchoolyearNumID,ocp.CF_Specialty.StandardID } equals new { SchoolcodeID = g.SchoolcodeID, Years = g.SchoolyearID,g.CF_Facultymajor.StandardID }
                    //into gsPlan
                    //from gr in gsPlan.DefaultIfEmpty()
                    join sp in specialtyRepository.Entities on ocp.SpecialtyID equals sp.SpecialtyID
                    join dr in dictionaryItemRepository.GetList(x => x.DictionaryCode == DictionaryItem.CF_Standard.ToString())
                        on sp.StandardID equals dr.Value
                        into gs
                    from sr in gs.DefaultIfEmpty()
                    join co in coursematerialRepository.Entities on ocp.CoursematerialID equals co.CoursematerialID
                    into tmp from co in tmp.DefaultIfEmpty()
                    //join sc in specialtyCourseRepository.Entities on new { ocp.CoursematerialID, ocp.SpecialtyID } equals new { sc.CoursematerialID, sc.SpecialtyID }
                    //into tmp
                    //from gs in tmp.DefaultIfEmpty()
                    select new OptionalCoursePlanView
                    {
                        TeachingModeID=ocp.EM_OptionalCoursePlanTeachingMode.Select(x=>x.TeachingModeID.Value).ToList(),
                        OptionalCourseID = ocp.OptionalCourseID,
                        //StandardID=sp.StandardID,
                        //GrademajorID = gr.GrademajorID,
                        //GrademajorCode = gr.Code,
                        //GrademajorName = gr.Name,
                        //CampusID = gr.CF_Facultymajor.CF_College.CampusID,
                        //CollegeID = gr.CF_Facultymajor.CollegeID,
                        //CollegeName = gr.CF_Facultymajor.CF_College.Name,
                        DepartmentID = de.DepartmentID,
                        DepartmentName = de.Name,
                        //SpecialtyCourseID = sc.SpecialtyCourseID,
                        SpecialtyID = ocp.SpecialtyID,
                        //StandardID = ocp.CF_Specialty.StandardID,
                        StandardID=sr.Value,
                        StandardCode=sr.Code,
                        StandardName=sr.Name,
                        LearnSystem = sp.LearnSystem,
                        EducationID =sp.EducationID,
                        LearningformID = sp.LearningformID,
                        CoursematerialID = ocp.CoursematerialID,
                        CourseCode = co.CourseCode,
                        CourseName = co.CourseName,
                        //Credit = sc.EM_SpecialtyCourseTeachingSetting.Credit,
                        //EndWeeklyNum = ocp.EM_SpecialtyCourse.EM_SpecialtyCourseTeachingSetting.EndWeeklyNum,
                        ExaminationModeID = ocp.ExaminationModeID,
                        TeachinglanguageID = ocp.TeachinglanguageID,
                        //HandleModeID = ocp.HandleModeID,
                        //No = ocp.No,
                        //DefaultClassName = ocp.DefaultClassName,
                        //SchoolyearID = ocp.SchoolyearID,
                        //SchoolyearDesc = ocp.CF_Schoolyear.Code,
                        //IsNeedMaterial = ocp.IsNeedMaterial ?? false,
                        PeopleNumlower = ocp.PeopleNumlower,
                        PeopleNumlimit = ocp.PeopleNumlimit,
                        IsEnable = ocp.IsEnable ?? true,
                        IsOpened = ocp.IsOpened ?? true,
                        Remarks = ocp.Remarks,
                        RecordStatus = ocp.RecordStatus,
                        CreateUserID = ocp.CreateUserID,
                        CreateTime = ocp.CreateTime,
                        ModifyUserID = ocp.ModifyUserID,
                        ModifyTime = ocp.ModifyTime,
                        //Schoolyear = gs.SchoolyearID,
                        //Sys_User = ocp.EM_OptionalCoursePlanStaff.Select(x => x.CF_Staff.Sys_User),
                        CourseStructureID = ocp.CourseStructureID,
                        CourseTypeID = ocp.CourseTypeID,
                        Credit = ocp.EM_OptionalCoursePlanTeachingSetting.Credit ?? 0,
                        TheoryCourse = ocp.EM_OptionalCoursePlanTeachingSetting.TheoryCourse ?? 0,
                        Practicehours = ocp.EM_OptionalCoursePlanTeachingSetting.Practicehours ?? 0,
                        Trialhours = ocp.EM_OptionalCoursePlanTeachingSetting.Trialhours ?? 0,
                        WeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.WeeklyNum ?? 0,
                        TheoryWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.TheoryWeeklyNum ?? 0,
                        PracticeWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.PracticeWeeklyNum ?? 0,
                        TrialWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.TrialWeeklyNum ?? 0,
                        StartWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.StartWeeklyNum ?? 0,
                        EndWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.EndWeeklyNum ?? 0,
                        WeeklyHours = ocp.EM_OptionalCoursePlanTeachingSetting.WeeklyHours ?? 0,
                        SchoolyearNumID = ocp.SchoolyearNumID,
                        SchoolcodeID = ocp.SchoolcodeID,
                        //StarttermID = ((ocp.EM_SpecialtyCourse.SchoolyearNumID - 1) * 2) + (ocp.EM_SpecialtyCourse.SchoolcodeID == ocp.CF_Grademajor.SchoolcodeID ? 0 : 1) + 1,
                        CourseCategoryID = ocp.CourseCategoryID,
                        //IsMainCourse = ocp.EM_SpecialtyCourse.IsMainCourse ?? false,
                        CourseQualityID = ocp.CourseQualityID,
                        PracticeTypeID=ocp.PracticeTypeID,
                        ResultTypeID=ocp.ResultTypeID
                    };

            return q;
        }

        public IQueryable<OptionalCoursePlanView> GetGrademajorOptionalCoursePlanViewQueryable(Expression<Func<EM_OptionalCoursePlan, bool>> exp, Expression<Func<CF_Grademajor, bool>> grExp)
        {
            var q = from g in grademajorRepository.Entities
                    join f in facultymajorRepository.Entities on g.FacultymajorID equals f.FacultymajorID
                    join s in specialtyRepository.Entities on new { f.EducationID, f.LearningformID, f.LearnSystem,f.StandardID } equals new { s.EducationID, s.LearningformID, s.LearnSystem,s.StandardID }
                    join ocp in OptionalCoursePlanRepository.GetList(exp) on s.SpecialtyID equals ocp.SpecialtyID
                    join sc in schoolyearRepository.Entities on new { SchoolcodeID = g.SemesterID.Value, Years = g.GradeID.Value } equals new { SchoolcodeID = sc.SchoolcodeID, Years = sc.Years }
                    join cl in classmajorRepository.Entities on g.GrademajorID equals cl.GrademajorID
                    join co in coursematerialRepository.Entities on ocp.CoursematerialID equals co.CoursematerialID
                    
                    select new OptionalCoursePlanView
                    {
                        TeachingModeID = ocp.EM_OptionalCoursePlanTeachingMode.Select(x => x.TeachingModeID.Value).ToList(),
                        OptionalCourseID = ocp.OptionalCourseID,
                        GrademajorID = g.GrademajorID,
                        //GrademajorCode = g.Code,
                        GrademajorName = g.Name,
                        Years = g.GradeID,
                        CampusID = g.CF_Facultymajor.CF_College.CampusID,
                        CollegeID = g.CF_Facultymajor.CollegeID,
                        //CollegeName = g.CF_Facultymajor.CF_College.Name,
                        ClassmajorID=cl.ClassmajorID,
                        DefaultClassName=cl.Name,
                        DepartmentID = ocp.CF_Department.DepartmentID,
                        //DepartmentName = ocp.CF_Department.Name,
                        SpecialtyID = ocp.SpecialtyID,
                        StandardID = ocp.CF_Specialty.StandardID,
                        CoursematerialID = ocp.CoursematerialID,
                        //CourseCode = co.CourseCode,
                        CourseName = co.CourseName,

                        ExaminationModeID = ocp.ExaminationModeID,
                        TeachinglanguageID = ocp.TeachinglanguageID,

                        PeopleNumlower = ocp.PeopleNumlower,
                        PeopleNumlimit = ocp.PeopleNumlimit,
                        //IsEnable = ocp.IsEnable ?? false,
                        //IsOpened = ocp.IsOpened ?? false,
                        //Remarks = ocp.Remarks,
                        //RecordStatus = ocp.RecordStatus,
                        //CreateUserID = ocp.CreateUserID,
                        //CreateTime = ocp.CreateTime,
                        //ModifyUserID = ocp.ModifyUserID,
                        //ModifyTime = ocp.ModifyTime,
                        Credit = ocp.EM_OptionalCoursePlanTeachingSetting.Credit ?? 0,
                        TheoryCourse = ocp.EM_OptionalCoursePlanTeachingSetting.TheoryCourse ?? 0,
                        Practicehours = ocp.EM_OptionalCoursePlanTeachingSetting.Practicehours ?? 0,
                        Trialhours = ocp.EM_OptionalCoursePlanTeachingSetting.Trialhours ?? 0,
                        WeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.WeeklyNum ?? 0,
                        TheoryWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.TheoryWeeklyNum ?? 0,
                        PracticeWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.PracticeWeeklyNum ?? 0,
                        TrialWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.TrialWeeklyNum ?? 0,
                        StartWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.StartWeeklyNum ?? 0,
                        EndWeeklyNum = ocp.EM_OptionalCoursePlanTeachingSetting.EndWeeklyNum ?? 0,
                        WeeklyHours = ocp.EM_OptionalCoursePlanTeachingSetting.WeeklyHours ?? 0,
                        CourseStructureID = ocp.CourseStructureID,
                        CourseTypeID = ocp.CourseTypeID,
                        
                        SchoolyearNumID = ocp.SchoolyearNumID,
                        SchoolcodeID = ocp.SchoolcodeID,
                        //StarttermID = ((ocp.EM_SpecialtyCourse.SchoolyearNumID - 1) * 2) + (ocp.EM_SpecialtyCourse.SchoolcodeID == ocp.CF_Grademajor.SchoolcodeID ? 0 : 1) + 1,
                        SchoolValue = sc.Value+((ocp.SchoolyearNumID - 1) * 2) + (ocp.SchoolcodeID == g.SemesterID ? 0 : 1) ,
                        //(startSchoolyear.Value + ((specialtyCourse.SchoolyearNumID - 1) * 2) + (specialtyCourse.SchoolcodeID == grademajor.SchoolcodeID ? 0 : 1))
                        CourseCategoryID = ocp.CourseCategoryID,
                        CourseQualityID = ocp.CourseQualityID,
                        PracticeTypeID = ocp.PracticeTypeID,
                        ResultTypeID=ocp.ResultTypeID
                    };

            return q;
        }

        public List<string> GetTeachingModeTypeQueryble(Guid? OptionalCourseID)
        {
            var query = from a in OptionalCoursePlanTeachingModeRepository.Entities.Where(x => x.OptionalCourseID == OptionalCourseID)
                        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();
        }

    }
}