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package com.lagou.pojo;

import com.alibaba.fastjson.annotation.JSONField;
import lombok.Data;


import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

/**
 * 课程类
 * */
@Data
public class Course implements Serializable {

  //使用 JSONField 设置ordinal的值,来对转换成的JSON数据进行排序
  //课程ID
  @JSONField(ordinal = 1)
  private int id;

  //课程名称
  @JSONField(ordinal = 2)
  private String course_name;

  //课程介绍
  @JSONField(ordinal = 3)
  private String brief;

  //讲师名称
  @JSONField(ordinal = 4)
  private String teacher_name;

  //讲师介绍
  @JSONField(ordinal = 5)
  private String teacher_info;

  //课程原价
  @JSONField(ordinal = 6)
  private double price;

  //原价标签
  @JSONField(ordinal = 7)
  private String price_tag;

  //课程优惠价
  @JSONField(ordinal = 8)
  private double discounts;

  //课程概述
  @JSONField(ordinal = 9)
  private String preview_first_field;

  //课程概述第二个字段
  @JSONField(ordinal = 10)
  private String preview_second_field;

  //分享图片url
  @JSONField(ordinal = 11)
  private String course_img_url;

  //分享标题
  @JSONField(ordinal = 12)
  private String share_title;

  //分享描述
  @JSONField(ordinal = 13)
  private String share_description;

  //课程描述
  @JSONField(ordinal = 14)
  private String course_description;

  //排序
  @JSONField(ordinal = 15)
  private int sort_num;

  //课程状态,0-草稿,1-上架
  @JSONField(ordinal = 16)
  private int status;

  //创建时间
  @JSONField(ordinal = 17)
  private String create_time;

  //修改时间
  @JSONField(ordinal = 18)
  private String update_time;

  //是否删除
  @JSONField(ordinal = 19)
  private int isDel;

  @JSONField(ordinal = 20)
  private String share_image_title; //分享图title

  //添加list集合 泛型是 Course_Section
  List<Course_Section> sectionList = new ArrayList<>();

  //使用JSONField(serialize = false)排除不需要转换的字段

  @JSONField(serialize = false)
  private int total_course_time; //课时数

  @JSONField(serialize = false)
  private int sales; //显示销量

  @JSONField(serialize = false)
  private int actual_sales; //真实销量

  @JSONField(serialize = false)
  private int is_new; //是否新品

  @JSONField(serialize = false)
  private String is_new_des; //广告语

  @JSONField(serialize = false)
  private int last_operator_id; //最后操作者

  @JSONField(serialize = false)
  private int total_duration; //总时长

  @JSONField(serialize = false)
  private long course_type; //课程类型

  @JSONField(serialize = false)
  private String last_notice_time;  //最后课程最近通知时间

  @JSONField(serialize = false)
  private long is_gray; //是否是灰度课程

  @JSONField(serialize = false)
  private long grade; //级别


}