bmqb-mns/lib/topic/adapter/mns.js

BMQB aliyun mns

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _aliMns = require('ali-mns');

var _jsonpack = require('jsonpack');

var _jsonpack2 = _interopRequireDefault(_jsonpack);

var _mq_msg = require('../../mq_msg');

var _mq_msg2 = _interopRequireDefault(_mq_msg);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

class MNSAdapter {
  constructor(_ref) {
    let accountId = _ref.accountId;
    let accessKey = _ref.accessKey;
    let secretKey = _ref.secretKey;
    let topicName = _ref.topicName;
    var _ref$region = _ref.region;
    let region = _ref$region === undefined ? 'hangzhou' : _ref$region;

    if (!accessKey || !secretKey || !accountId) {
      throw new Error('invalid arguments');
    }
    this.config = {
      accountId: accountId,
      accessKey: accessKey,
      secretKey: secretKey,
      topicName: topicName,
      region: region
    };
  }

  getAccount() {
    if (this.account) {
      return this.account;
    }
    this.account = new _aliMns.Account(this.config.accountId, this.config.accessKey, this.config.secretKey);
    return this.account;
  }

  getTopicHandler() {
    if (this.topicHandler) {
      return this.topicHandler;
    }
    this.topicHandler = new _aliMns.Topic(this.config.topicName, this.getAccount(), this.config.region);
    return this.topicHandler;
  }

  /**
   * @params msg {MQMsg} 支持字符串、json格式 // 暂时不支持延时等
   */
  publishMsg(msg) {
    return Promise.resolve().then(() => {
      if (!(msg instanceof _mq_msg2.default)) {
        throw new Error('msg must be a MQMsg Object!');
      }
      return this.getTopicHandler().publishP(_jsonpack2.default.pack(msg.getMsg())).then(message => {
        msg.setId(message.Message.MessageId);
        return msg;
      });
    });
  }
}
exports.default = MNSAdapter;