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

// 聊天记录表
const RecordSchema = {
  roomid: { type: String, required: true, maxLength: 200 }, // 房间id
  sendid: { type: String, required: true, maxLength: 200 }, // 发送者id
  receiveid: { type: String, required: true, maxLength: 200 }, // 接收者id
  type: { type: String, required: true, maxLength: 500 }, // 类型，0-学生向教师发送的信息，1-教师向学生发送的信息
  content: { type: String, required: false, maxLength: 2000 }, // 内容
};


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

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