'use strict';
const Schema = require('mongoose').Schema;
const metaPlugin = require('naf-framework-mongoose-free/lib/model/meta-plugin');
const { ObjectId } = require('mongoose').Types;
// 题目表
const question = {
  title: { type: String }, // 题目
  type: { type: String }, // 类型
  selects: { type: Array }, // 选项: {label,value,isRight:Boolean, true:正确/false:错误}
  remark: { type: String },
  times: { type: Number, default: 0 }, // 出题次数
};
const schema = new Schema(question, { toJSON: { virtuals: true } });
schema.index({ id: 1 });
schema.index({ 'meta.createdAt': 1 });
schema.plugin(metaPlugin);
module.exports = app => {
  const { mongoose } = app;
  return mongoose.model('Question', schema, 'question');
};