WeChatPay

WeChat pay V3 API.

Installation

npm install @leaf-x/we-chat-pay --save

Parameters

| Name | Type | Default Value | Description | | :-------------------- | :----- | :---------------------------- | :-------------------------------- | | appId | String | | WeChat app ID. | | publicAppId | String | | WeChat public ID. | | merchantId | String | Required | Merchant ID. | | merchantKey | String | Required | Merchant key. | | schema | string | WECHATPAY2-SHA256-RSA2048 | Encryption algorithm mode. | | privateKey | String | Required | Private key. | | publicCertificatePath | String | | Public key certificate path. | | publicCertificateDir | String | | Public key certificate directory. | | serialNo | String | Required | Certificate number. | | url | String | https://api.mch.weixin.qq.com | Api url address. | | timeout | Number | 3000 | Timeout time, in milliseconds. |

Use

import {weChat} from '@leaf-x/we-chat-pay';

const pay = weChat({
  appId: 'wx3fb4x113xx8i',
  merchantId: '2362183',
  merchantKey: '123db752cf2c6955122d26d5',
  serialNo: '6D22333S311033394317A3332C444F31112371F',
  privateKey: fs.readFileSync(
    path.join(__dirname, '../public/certificate/private_key.pem'),
    'ascii'
  ),
  publicCertificateDir: path.join(__dirname, '../public/certificate/we_chat'),
});

const result = await pay.getAppPay({
  description: 'test',
  outTradeNo: '2133455555111233567',
  timeExpire: new Date(),
  notifyUrl: 'https://dev.api.leaf-x.com/v3/notifies',
  amount: {total: 1, currency: 'CNY'},
  sceneInfo: {payerClientIp: '127.0.0.0'},
});

console.info(result);