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

namespace EMIS.DataLogic.PaymentManage
{
    public class WorktimeAdditionDAL
    {
        public WorktimeAdditionRepository WorktimeAdditionRepository { get; set; }
        public CoursematerialRepository CoursematerialRepository { get; set; }
        public GrademajorRepository GrademajorRepository { get; set; }
        public FacultymajorRepository FacultymajorRepository { get; set; }
        public SchoolyearRepository SchoolyearRepository { get; set; }
        public StaffRepository StaffRepository { get; set; }
        public DepartmentRepository DepartmentRepository { get; set; }
        public CollegeRepository CollegeRepository { get; set; }
        public UserRepository UserRepository { get; set; }

        public IQueryable<WorktimeAdditionView> GetWorktimeAdditionViewQueryable(Expression<Func<TP_WorktimeAddition, bool>> exp,
            Expression<Func<CF_Department, bool>> departmentExp,
            Expression<Func<CF_Grademajor, bool>> gradeExp,
            Expression<Func<CF_Facultymajor, bool>> facultyExp)
        {
            var sql = (from addition in WorktimeAdditionRepository.GetList(exp) 
                       join course in CoursematerialRepository.Entities on addition.CoursematerialID equals course.CoursematerialID 
                       join schoolyear in SchoolyearRepository.Entities on addition.SchoolyearID equals schoolyear.SchoolyearID 
                       join teacher in UserRepository.Entities on addition.UserID equals teacher.UserID 
                       join staff in StaffRepository.Entities on teacher.UserID equals staff.UserID 
                       join department in DepartmentRepository.Entities.Where(departmentExp) on staff.DepartmentID equals department.DepartmentID 
                       join college in CollegeRepository.Entities on staff.CollegeID equals college.CollegeID
                       join grade in GrademajorRepository.Entities.Where(gradeExp) on addition.GrademajorID equals grade.GrademajorID 
                       join faculty in FacultymajorRepository.Entities.Where(facultyExp) on grade.FacultymajorID equals faculty.FacultymajorID 
                       join courseCollege in CollegeRepository.Entities on addition.CourseCollegeID equals courseCollege.CollegeID 
                       select new WorktimeAdditionView
                       {
                           WorktimeAdditionID =  addition.WorktimeAdditionID,
                           UserID = addition.UserID,
                           CollegeID = staff.CollegeID,
                           CollegeNo = college.No,
                           CollegeName = college.Name,
                           SchoolyearID = addition.SchoolyearID,
                           SchoolyearCode = schoolyear.Code,
                           TeacherName = teacher.Name,
                           GradeYearID = grade.GradeID,
                           StudentCollegeID = faculty.CollegeID,
                           StandardID = faculty.StandardID,
                           GrademajorID = grade.GrademajorID,
                           GrademajorName = grade.Name,
                           CoursematerialID = course.CoursematerialID,
                           CourseCode = course.CourseCode,
                           CourseName = course.CourseName,
                           CourseCollegeID = addition.CourseCollegeID,
                           CourseCollegeNo = courseCollege.No,
                           CourseCollegeName = courseCollege.Name,
                           EducationMissionClassName = addition.EducationMissionClassName,
                           TeachingModeID = addition.TeachingModeID,
                           TeachType = addition.TeachType,
                           StudentCount = addition.StudentCount,
                           CourseTime = addition.CourseTime,
                           Month=addition.Month,
                           Remark = addition.Remark
                       });

            return sql;
        }
    }
}