text: /**
   *   Wechaty - https://github.com/chatie/wechaty
   *
   *   @copyright 2016-2018 Huan LI <zixia@zixia.net>
   *
   *   Licensed under the Apache License, Version 2.0 (the "License");
   *   you may not use this file except in compliance with the License.
   *   You may obtain a copy of the License at
   *
   *       http://www.apache.org/licenses/LICENSE-2.0
   *
   *   Unless required by applicable law or agreed to in writing, software
   *   distributed under the License is distributed on an "AS IS" BASIS,
   *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *   See the License for the specific language governing permissions and
   *   limitations under the License.
   *
   */
  const { Wechaty } = require('wechaty')
  
  Wechaty.instance() // Singleton
  .on('scan',     (qrcode, status)  => console.log(`Scan QR Code to login: ${status}\nhttps://api.qrserver.com/v1/create-qr-code/?data=${encodeURIComponent(qrcode)}`))
  .on('login',    user              => console.log(`User ${user} logined`))
  .on('message',  message           => console.log(`Message: ${message}`))
  .start()
  