node.js implements encapsulation of WeChat interface

This time I will bring you node.js to implement the encapsulation of the WeChat interface, node.js to implement the encapsulation of the WeChat interface. What are the precautions, the following is a practical case, let's come together take a look.

In everyone’s use of node.js, many people will encounter using node.js to implement WeChat JS-API encapsulated interface operations, and many people still don’t know how to implement it. , the following article will introduce to you the implementation method and code, and those who are interested can learn about it together.

Wechat JS-API interface

Function:

Used to manage and obtain access_token, jsapi_ticket and signature produced by WeChat JSSDK

Installation

npm i wechat_interaction_jsapi

Init

let Jsapi = require("wechat_interaction_jsapi");

Usage

WECHAT_APPID, WECHAT_APPSECRET are the developer id and password respectively, which can be found in WeChat Public Platform->Development->Basic Configuration

const jssdk = new Jsapi(WECHAT_APPID, WECHAT_APPSECRET);

1. Get access_token, return the promise object, and the resolve callback returns string

jssdk.getAccessToken().then(
  re => console.log(re)
).catch(err => console.error(err));

2. Get jsapi_ticket, return the promise object, and the resolve callback returns string

jssdk.getJsApiTicket().then(
  re => console.log(re)
).catch(err => console.error(err));

3. Obtain the JS-SDK permission verification signature, return the promise object, and the resolve callback returns json

jssdk.getSignPackage(url).then(
  re => console.log(JSON.stringify(re))
).catch(err => console.error(err));

Front-end calling method

1. Refer to the official documentation

https://mp.weixin.qq.com/wiki?t=resource/res_main&id=mp1421141115

2. Notes:

(1) Confirm that the whitelist has been configured: WeChat Public Platform->Development->Basic Configuration->ip Whitelist

(2) Confirm that the JS interface security domain name has been configured: WeChat public platform->Settings->Official account configuration->JS interface security domain name

github:https://github.com/xjnotxj/wechat_interaction_jsapi

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the PHP Chinese website!

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