'use strict';
const Schema = require('mongoose').Schema;
const metaPlugin = require('naf-framework-mongoose-free/lib/model/meta-plugin');

// 课程表
const lesson = {
  school_id: { type: String, required: false, zh: '学校id', ref: 'School', getProp: [ 'name' ] }, //
  title: { type: String, required: false, zh: '课程标题' }, //
  time_start: { type: String, required: false, zh: '开始上课时间' }, //
  time_end: { type: String, required: false, zh: '结束时间' }, //
  money: { type: Number, zh: '金额' },
  limit: { type: Number, zh: '人数上限' },
  refund_hour: { type: String, zh: '退款期限' },
  type: { type: String, required: false, zh: '课程类型', default: '0' }, // 0:公开课;1私教课
  status: { type: String, required: false, zh: '状态', default: '0' }, // 0-准备中;1-报名中;2-报名结束;3-已开课;4-已结课;-1-停课
  brief: { type: String, required: false, zh: '简介' }, //
};
const schema = new Schema(lesson, { toJSON: { virtuals: true } });
schema.index({ id: 1 });
schema.index({ 'meta.createdAt': 1 });
schema.index({ school_id: 1 });
schema.index({ time_start: 1 });
schema.index({ time_end: 1 });

schema.plugin(metaPlugin);
module.exports = app => {
  const { mongoose } = app;
  return mongoose.model('Lesson', schema, 'lesson');
};