wx-gzh
Version:
204 lines (203 loc) • 9.66 kB
JavaScript
"use strict";
/*
* @Description: 微信各种支付
* @Author: chtao
* @Email: victoryct@163.com
* @Github: https://github.com/LadyYang
* @Date: 2020-06-18 23:24:38
* @LastEditors: chtao
* @LastEditTime: 2020-08-02 17:02:03
* @FilePath: \wx-gzh\lib\pay.ts
*/
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.createH5PayOrder = exports.createJSAPIPayOrder = void 0;
var crypto_1 = __importDefault(require("crypto"));
var xml2js_1 = require("xml2js");
var util_1 = require("util");
var utils_1 = require("../utils");
var ps = util_1.promisify(xml2js_1.parseString);
function raw(args) {
return Object.keys(args)
.sort()
.reduce(function (prev, key) {
prev += '&' + key + '=' + args[key];
return prev;
}, '')
.substr(1);
}
// 签名
function sign(options) {
var ret = {
appid: this.appID,
attach: options.attach,
body: options.body,
mch_id: this.payOptions.mch_id,
nonce_str: options.nonce_str,
notify_url: this.payOptions.notify_url,
openid: options.openid,
out_trade_no: options.out_trade_no,
spbill_create_ip: this.payOptions.client_ip,
total_fee: options.total_fee,
trade_type: options.trade_type,
};
var string = raw(ret) + '&key=' + this.payOptions.key;
return crypto_1.default
.createHash('md5')
.update(string, 'utf8')
.digest('hex')
.toUpperCase();
}
//签名加密算法,jsapi 第二次的签名
function signSecond(options) {
var ret = {
appId: this.appID,
timeStamp: options.timeStamp,
nonceStr: options.nonceStr,
package: options.package,
signType: options.signType,
};
var string = raw(ret) + '&key=' + this.payOptions.key;
return crypto_1.default
.createHash('md5')
.update(string, 'utf8')
.digest('hex')
.toUpperCase();
}
function createNonceStr() {
return Math.random().toString(36).substr(2, 30);
}
function createTimeStamp() {
return Math.floor(new Date().getTime() / 1000) + '';
}
function getBookingNo() {
var date = new Date();
var year = date.getFullYear();
var month = date.getMonth() + 1;
var day = date.getDate();
return '' + year + month + day + Math.random().toString(10).substr(2, 30);
}
function order(options) {
return __awaiter(this, void 0, void 0, function () {
var nonce_str, out_trade_no, url, formData, result;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
nonce_str = createNonceStr();
out_trade_no = getBookingNo();
options.total_fee *= 100;
url = 'https://api.mch.weixin.qq.com/pay/unifiedorder';
formData = "<xml>\n <appid>" + this.appID + "</appid>\n <mch_id>" + this.payOptions.mch_id + "</mch_id>\n <notify_url>" + this.payOptions.notify_url + "</notify_url>\n <spbill_create_ip>" + this.payOptions.client_ip + "</spbill_create_ip>\n <attach>" + options.attach + "</attach>\n <body>" + options.body + "</body>\n <nonce_str>" + nonce_str + "</nonce_str>\n <openid>" + options.openid + "</openid>\n <out_trade_no>" + out_trade_no + "</out_trade_no>\n <total_fee>" + options.total_fee + "</total_fee>\n <trade_type>" + options.trade_type + "</trade_type>\n <sign>" + sign.call(this, __assign(__assign({}, options), { nonce_str: nonce_str,
out_trade_no: out_trade_no })) + "</sign></xml>";
return [4 /*yield*/, utils_1.post(url, formData, false)];
case 1:
result = _a.sent();
return [4 /*yield*/, ps(result)];
case 2: return [2 /*return*/, _a.sent()];
}
});
});
}
function createJSAPIPayOrder(options) {
return __awaiter(this, void 0, void 0, function () {
var attach;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
attach = options.num + 'wxpay' + options.payType + 'wxpay' + options.openid;
return [4 /*yield*/, order.call(this, __assign(__assign({}, options), { attach: attach, body: options.payType, total_fee: options.price, trade_type: 'JSAPI' }))];
case 1: return [2 /*return*/, _a.sent()];
}
});
});
}
exports.createJSAPIPayOrder = createJSAPIPayOrder;
function createH5PayOrder(options) {
return __awaiter(this, void 0, void 0, function () {
var attach, orderResult, timeStamp, nonceStr, _package, signType, paySign;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
attach = options.num + 'wxpay' + options.payType + 'wxpay' + options.openid;
return [4 /*yield*/, order.call(this, __assign(__assign({}, options), { attach: attach, body: options.payType, total_fee: options.price, trade_type: 'JSAPI' }))];
case 1:
orderResult = _a.sent();
if (orderResult.xml.return_code[0] === 'SUCCESS' &&
orderResult.xml.result_code[0] === 'SUCCESS') {
timeStamp = createTimeStamp();
nonceStr = orderResult.xml.nonce_str[0];
_package = 'prepay_id=' + orderResult.xml.prepay_id[0];
signType = 'MD5';
paySign = signSecond.call(this, {
timeStamp: timeStamp,
nonceStr: nonceStr,
package: _package,
signType: signType,
});
return [2 /*return*/, {
appId: this.appID,
timestamp: timeStamp,
nonceStr: nonceStr,
package: _package,
signType: signType,
paySign: paySign,
}];
}
else {
throw JSON.stringify(orderResult);
}
return [2 /*return*/];
}
});
});
}
exports.createH5PayOrder = createH5PayOrder;