'use strict';

const assert = require('assert');
// const _ = require('lodash');
// const { ObjectId } = require('mongoose').Types;
const { CrudService } = require('naf-framework-mongoose/lib/service');
// const { BusinessError, ErrorCode } = require('naf-core').Error;
const moment = require('moment');
class PersonchatService extends CrudService {
  constructor(ctx) {
    super(ctx, 'chat');
    this.model = this.ctx.model.Personchat;
  }
  async create(query, { sender_id, sender_name, receiver_id, receiver_name, content, personroom_id }) {
    assert(sender_id, '缺少发送人信息');
    assert(content, '缺少发言内容');
    assert(receiver_id, '缺少接收人信息');
    assert(personroom_id, '缺少聊天房间信息');
    const send_time = moment().format('YYYY-MM-DD HH:mm:ss');
    const res = await this.model.create({
      sender_id,
      sender_name,
      receiver_id,
      receiver_name,
      content,
      personroom_id,
      send_time,
    });
    // TODO MQ
    const { mq } = this.ctx;
    if (mq) {
      const exchange = 'person_chat';
      const parm = {
        durable: true,
        headers: {
          sender_id,
          receiver_id,
        },
      };
      await mq.topic(
        exchange,
        personroom_id + '_' + receiver_id,
        JSON.stringify(res),
        parm
      );

      await mq.topic(
        'chat_message',
        receiver_id,
        JSON.stringify(res),
        parm
      );
    }
    return res;
  }

  async received(data) {
    const { ids, sender_id, receiver_id, personroom_id } = data;
    for (const id of ids) {
      const chat = await this.model.findById(id);
      chat.status = '1';
      await chat.save();
    }
    const { mq } = this.ctx;
    if (mq) {
      const exchange = 'person_chat';
      const parm = {
        durable: true,
        headers: {
          sender_id,
          receiver_id,
        },
      };
      await mq.topic(
        exchange,
        personroom_id + '_' + receiver_id,
        '消息已查收',
        parm
      );
    }
  }
}

module.exports = PersonchatService;