backend/ExamKing.Core/Entities/Exam/TbCourse.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations.Schema;
using Furion.DatabaseAccessor;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata.Builders;

#nullable disable

namespace ExamKing.Core.Entites
{
    public partial class TbCourse : IEntity, IEntityTypeBuilder<TbCourse>
    {
        public TbCourse()
        {
            Chapters = new HashSet<TbChapter>();
            Exams = new HashSet<TbExam>();
            Judges = new HashSet<TbJudge>();
            Selects = new HashSet<TbSelect>();
            Stuscores = new HashSet<TbStuscore>();
        }

        public int Id { get; set; }
        public string CourseName { get; set; }
        public int DeptId { get; set; }
        public int TeacherId { get; set; }
        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
        public DateTimeOffset CreateTime { get; set; }

        public TbDept Dept { get; set; }
        public TbTeacher Teacher { get; set; }
        public ICollection<TbChapter> Chapters { get; set; }
        public ICollection<TbExam> Exams { get; set; }
        public ICollection<TbJudge> Judges { get; set; }
        public ICollection<TbSelect> Selects { get; set; }
        public ICollection<TbStuscore> Stuscores { get; set; }

        /// <summary>
        /// 多对多
        /// </summary>
        public ICollection<TbClass> Classes { get; set; }

        /// <summary>
        /// 多对多中间表
        /// </summary>
        public List<TbCourseclass> Courseclasses { get; set; }


        public void Configure(EntityTypeBuilder<TbCourse> entityBuilder, DbContext dbContext, Type dbContextLocator)
        {
            entityBuilder.ToTable("tb_course");

            entityBuilder.HasComment("课程表");

            entityBuilder.HasIndex(e => e.DeptId, "course_dept_id");

            entityBuilder.HasIndex(e => e.Id, "course_id")
                .IsUnique();

            entityBuilder.HasIndex(e => e.TeacherId, "course_teacher_id");