'use strict';
const assert = require('assert');
const { CrudService } = require('naf-framework-mongoose/lib/service');
const moment = require('moment');

// 培训问诊聊天
class TrainchatService extends CrudService {
  constructor(ctx) {
    super(ctx, 'trainchat');
    this.model = this.ctx.model.Trainchat;
  }

  async create(query, { unit_id, sender_id, sender_name, content, role }) {
    assert(sender_name, '缺少发言人信息');
    assert(unit_id, '缺少会场id');
    assert(content, '缺少发言内容');
    const send_time = moment().format('YYYY-MM-DD HH:mm:ss');
    const res = await this.model.create({ sender_id, sender_name, content, send_time, role, unit_id });
    // TODO MQ
    const { mq } = this.ctx;
    if (mq) {
      const exchange = 'train_live';
      const parm = {
        durable: true,
        headers: {
          userid: 1,
        } };
      await mq.fanout(exchange, unit_id, JSON.stringify(res), parm);
    }
    return res;
  }
}

module.exports = TrainchatService;