安装 tenpay

yarn add tenpay

express 微信支付核心代码

const express = require('express');
const router = express.Router();
const models = require('../models');
const tenpay = require('tenpay');


// 微信支付接口，前端需传订单号
router.post('/pay', async function (req, res, next) {
    // 前端传递过来，需支付的订单id
    const order_id = req.body.order_id

    // 根据订单号去查当前订单
    const order = await models.Order.findByPk(order_id)

    const config = {
        appid: '微信支付appid',
        m...