coa-wx-pay-isv/lib/CoaWxPayIsvBin.js

轻量的的微信支付SDK服务商版 for Node.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.CoaWxPayIsvBin = void 0;
const coa_error_1 = require("coa-error");
const coa_helper_1 = require("coa-helper");
const coa_secure_1 = require("coa-secure");
const coa_xml_1 = require("coa-xml");
const https_1 = require("https");
const baseURL = 'https://api.mch.weixin.qq.com';
class CoaWxPayIsvBin {
    constructor(config) {
        this.config = config;
        this.httpsAgent = new https_1.Agent({ pfx: config.pfx, passphrase: config.mchId });
    }
    // 生成签名
    generateSignature(object) {
        const paramList = [];
        coa_helper_1._.forEach(object, (v, k) => {
            if (v)
                paramList.push(k + '=' + v);
        });
        paramList.sort(undefined);
        paramList.push('key=' + this.config.key);
        const paramString = paramList.join('&');
        return coa_secure_1.secure.md5(paramString).toUpperCase();
    }
    // 生成随机字符串
    generateNonceString() {
        return Math.random().toString(36).substr(2, 15);
    }
    // 转换为已经签名的XML参数
    async toSignedXmlParams(param, signName = 'sign') {
        param[signName] = this.generateSignature(param);
        return await coa_xml_1.xml.encode(param);
    }
    // 进行post请求
    async post(url, data, config = {}) {
        const res = await (0, coa_helper_1.axios)({
            url,
            data,
            baseURL,
            method: 'POST',
            ...config,
        }).catch((e) => e);
        // 处理结果
        try {
            return await this.handleResult(res);
        }
        catch (e) {
            this.onRequestError(e, res);
            throw e;
        }
    }
    // eslint-disable-next-line @typescript-eslint/no-unused-vars
    onRequestError(error, response) {
        // handle request error
    }
    // 处理响应结果
    async handleResult(res) {
        const text = res.data || '';
        if (!text)
            coa_error_1.CoaError.throw('CoaWxPayIsv.ServeCallError', '微信支付服务器数据异常');
        if (!text.startsWith('<xml'))
            return text;
        const info = await coa_xml_1.xml.decode(text);
        info.return_code === 'SUCCESS' ||
            coa_error_1.CoaError.throw('CoaWxPayIsv.ServeReturnError', info.return_msg);
        info.result_code === 'SUCCESS' ||
            coa_error_1.CoaError.throw('CoaWxPayIsv.ServeResultError', info.err_code + ':' + info.err_code_des);
        return coa_helper_1.$.camelCaseKeys(info);
    }
}
exports.CoaWxPayIsvBin = CoaWxPayIsvBin;