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

// 选项详情
const optionInfo = new Schema({
  number: { type: String, required: false, maxLength: 200 }, // 序号
  opname: { type: String, required: false, maxLength: 200 }, // 名称
});

// 问题详情
const questionInfo = new Schema({
  type: { type: String, required: false, maxLength: 200 }, // 类型，0-单选，1-多选，2-问答
  topic: { type: String, required: false, maxLength: 500 }, // 题目
  answer: { type: String, required: false, maxLength: 500 }, // 答案
  option: { type: [ optionInfo ], select: true }, // 选项
  score: { type: String, required: false, maxLength: 500 }, // 分数
});

// 作业表
const TaskSchema = {
  code: { type: String, required: true, maxLength: 200 }, // 科目代码
  name: { type: String, required: true, maxLength: 500 }, // 科目名称
  title: { type: String, required: true, maxLength: 500 }, // 标题
  status: { type: String, required: false, maxLength: 200 }, // 状态，0-弃用，1-正常
  question: { type: [ questionInfo ], select: true }, // 问题
};

const schema = new Schema(TaskSchema, { toJSON: { virtuals: true } });
schema.index({ id: 1 });
schema.plugin(metaPlugin);

module.exports = app => {
  const { mongoose } = app;
  return mongoose.model('Task', schema, 'task');
};