How to implement WeChat payment in WeChat mini program development

This is because it is my first time to write a small program. The big brother of the backend has implemented everything once in the H5 mall. I have to say that there is no problem in all kinds of things. I only posted two pictures to understand. A

All the data in this API is returned to you by the backend, don’t accept his blame haha.

Also, you must let the backend read the WeChat payment documents. Generally, the company’s development mall has a service provider version of payment services. Here is the backend brother and I. The way to dump the blame is that he didn't bind my mini program appid, and then various explanations failed to make sense. . .

Go here to configure it, the front end only needs to adjust the API to pass the value

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