How to Realize Wechat Login by Embedding Web Pages in Wechat Browser?

  node.js, question

At present, there is a demand, that is, after the browser opens the website, clicking the commodity purchase button will bring out the window where the user authorizes WeChat to log in, and after clicking, it will be transferred to the order details page. How can this be realized?

If it is the product page of WeChat internal browser, WeChat login interface can be directly used

If it is an external browser, it cannot jump to WeChat to log in at present

It is possible for App to initiate WeChat login