1.跟着走
https://www.jianshu.com/p/8bef243bc35d
导入smart-barcode会报错
(1)android下buildversion改25.0.0
(2)android下RTCCapturePackage去掉方法createJSMoudle
(3) PropTypes报错:https://blog.youkuaiyun.com/shb2058/article/details/80576180
npm install --save prop-types
import PropTypes from 'prop-types';