380 lines
15 KiB
JavaScript
380 lines
15 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const tslib_1 = require("tslib");
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const fs_1 = tslib_1.__importDefault(require("fs"));
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const dayjs_1 = tslib_1.__importDefault(require("dayjs"));
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const wechat_pay_nodejs_1 = require("wechat-pay-nodejs");
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const uuid_1 = require("oak-domain/lib/utils/uuid");
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const Exception_1 = require("../../../types/Exception");
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const assert_1 = tslib_1.__importDefault(require("assert"));
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const lodash_1 = require("oak-domain/lib/utils/lodash");
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const WechatPay_debug_1 = tslib_1.__importDefault(require("./WechatPay.debug"));
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const TRADE_STATE_MATRIX = {
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'SUCCESS': 'paid',
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'USERPAYING': 'paying',
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'NOTPAY': 'paying',
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'CLOSED': 'closed',
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'PAYERROR': 'closed',
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'REVOKED': 'closed',
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};
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const REFUND_STATE_MATRIX = {
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'SUCCESS': "successful",
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'CLOSED': "failed",
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"ABNORMAL": "refunding",
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"PROCESSING": 'refunding',
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};
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class WechatPay extends WechatPay_debug_1.default {
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wechatPay;
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refundGapDays;
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mchId;
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publicKeyFilePath;
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privateKeyFilePath;
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apiV3Key;
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payNotifyUrl;
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refundNotifyUrl;
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static MAX_REFUND_DAYS_GAP = 365;
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static MIN_REFUND_DAYS_GAP = 7;
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static DEFAULT_REFUND_DAYS_GAP = 300;
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constructor(wpProduct, appId) {
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super(wpProduct);
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const { wpAccount } = wpProduct;
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this.wpProduct = wpProduct;
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// 这此不记也行，懒得改了
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this.refundGapDays = wpAccount.refundGapDays;
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this.mchId = wpAccount.mchId;
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this.publicKeyFilePath = wpAccount.publicKeyFilePath;
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this.privateKeyFilePath = wpAccount.privateKeyFilePath;
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this.apiV3Key = wpAccount.apiV3Key;
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this.payNotifyUrl = wpAccount.wechatPay.payNotifyUrl;
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this.refundNotifyUrl = wpAccount.wechatPay.refundNotifyUrl;
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this.wechatPay = new wechat_pay_nodejs_1.WechatPay({
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appid: appId,
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mchid: this.mchId,
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cert_private_content: fs_1.default.readFileSync(this.privateKeyFilePath),
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cert_public_content: fs_1.default.readFileSync(this.publicKeyFilePath),
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});
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}
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async refund(refund, context) {
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const { id, price, pay } = refund;
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const serverUrl = context.composeAccessPath();
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const endpoint = this.refundNotifyUrl;
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const refundNotifyUrl = `${serverUrl}/endpoint/${endpoint}/${pay.id}`;
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const result = await this.wechatPay.createRefund({
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out_trade_no: (0, uuid_1.compressTo32)(pay.id),
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out_refund_no: (0, uuid_1.compressTo32)(id),
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notify_url: refundNotifyUrl,
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amount: {
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refund: price,
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total: pay.price,
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currency: 'CNY',
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}
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});
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const { refund_id } = this.analyzeResult(result);
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return {
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externalId: refund_id,
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};
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}
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async getRefundState(refund) {
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const result = await this.wechatPay.queryRefundByOutRefundNo((0, uuid_1.compressTo32)(refund.id));
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const { status, success_time } = this.analyzeResult(result);
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/**
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* 【退款状态】 退款到银行发现用户的卡作废或者冻结了，导致原路退款银行卡失败，可前往商户平台（pay.weixin.qq.com）-交易中心，手动处理此笔退款。
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可选取值：
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SUCCESS: 退款成功
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CLOSED: 退款关闭
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PROCESSING: 退款处理中
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ABNORMAL: 退款异常
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*/
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const iState = REFUND_STATE_MATRIX[status];
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return [iState, success_time ? { successAt: (0, dayjs_1.default)(success_time).millisecond() } : undefined];
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}
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analyzeResult(result) {
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const { success, data, } = result;
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if (!success) {
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console.error(JSON.stringify(result));
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throw new Exception_1.ExternalPayUtilException(result);
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}
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return data;
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}
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caclRefundDeadline(successTime) {
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let gapDays = this.refundGapDays || WechatPay.DEFAULT_REFUND_DAYS_GAP;
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if (gapDays > WechatPay.MAX_REFUND_DAYS_GAP) {
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gapDays = WechatPay.MAX_REFUND_DAYS_GAP;
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}
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if (gapDays < WechatPay.MIN_REFUND_DAYS_GAP) {
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gapDays = WechatPay.MIN_REFUND_DAYS_GAP;
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}
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return (0, dayjs_1.default)(successTime).add(gapDays, 'day').subtract(12, 'hour').valueOf();
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}
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async prepay(pay, data, context) {
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const applicationId = context.getApplicationId();
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const userId = context.getCurrentUserId();
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const serverUrl = context.composeAccessPath();
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const endpoint = this.payNotifyUrl;
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const payNotifyUrl = `${serverUrl}/endpoint/${endpoint}/${pay.id}`;
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switch (this.wpProduct.type) {
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case 'native': {
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const result = await this.wechatPay.prepayNative({
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description: pay.order?.desc || pay.orderId ? '订单支付' : '帐户充值',
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out_trade_no: (0, uuid_1.compressTo32)(pay.id),
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notify_url: payNotifyUrl,
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amount: {
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total: pay.price,
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},
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});
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const { code_url } = this.analyzeResult(result);
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data.externalId = code_url;
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data.meta = {
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codeUrl: code_url,
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};
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break;
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}
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case 'jsapi':
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case 'mp': {
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const [wechatUser] = await context.select('wechatUser', {
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data: {
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id: 1,
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openId: 1,
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},
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filter: {
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applicationId,
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userId,
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}
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}, { dontCollect: true });
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(0, assert_1.default)(wechatUser, `user【${userId}】找不到相应的openId，无法小程序支付`);
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const result = await this.wechatPay.prepayJsapi({
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description: pay.order?.desc || pay.orderId ? '订单支付' : '帐户充值',
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out_trade_no: (0, uuid_1.compressTo32)(pay.id),
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notify_url: payNotifyUrl,
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amount: {
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total: pay.price,
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},
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payer: {
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openid: wechatUser.openId,
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}
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});
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const prepayMeta = this.analyzeResult(result);
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const prepayId = prepayMeta.package.slice(11); // `prepay_id=${prepay_id}`
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data.externalId = prepayId;
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data.meta = {
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...pay.meta,
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prepayMeta,
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payId: userId,
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payOpenId: wechatUser.openId,
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};
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break;
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}
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default: {
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throw new Error('本支付方法还没来的及实现呢');
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}
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}
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}
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async getState(pay) {
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const outTradeNo = (0, uuid_1.compressTo32)(pay.id);
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const result = await this.wechatPay.queryOrderByOutTradeNo(outTradeNo);
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// 返回结果中没有声明这个域
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/**
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* trade_state
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必填
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string(32)
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【交易状态】 交易状态，枚举值：
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* SUCCESS：支付成功
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* REFUND：转入退款
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* NOTPAY：未支付
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* CLOSED：已关闭
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* REVOKED：已撤销（仅付款码支付会返回）
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* USERPAYING：用户支付中（仅付款码支付会返回）
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* PAYERROR：支付失败（仅付款码支付会返回）
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*/
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const { trade_state: tradeState, success_time } = this.analyzeResult(result);
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const iState = TRADE_STATE_MATRIX[tradeState];
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(0, assert_1.default)(iState);
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const updateData = {
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meta: {
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getState: (0, lodash_1.omit)(result, ['mchid', 'appid', 'out_trade_no']),
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}
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};
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if (iState === 'paid') {
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updateData.forbidRefundAt = (0, dayjs_1.default)(success_time).millisecond();
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}
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return [iState, updateData];
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}
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async close(pay) {
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const outTradeNo = (0, uuid_1.compressTo32)(pay.id);
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const result = await this.wechatPay.closeOrder(outTradeNo);
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this.analyzeResult(result);
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}
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async decodePayNotification(params, body) {
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const { resource } = body;
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if (process.env.NODE_ENV !== 'production') {
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console.log('decodePayNotification-resource', JSON.stringify(resource));
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}
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const { ciphertext, nonce, associated_data } = resource;
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const result2 = this.wechatPay.decryptAesGcm({
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ciphertext,
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nonce,
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apiV3Key: this.apiV3Key,
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associatedData: associated_data,
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});
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const result = JSON.parse(result2);
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if (process.env.NODE_ENV !== 'production') {
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console.log('decodePayNotification-decrypt', JSON.stringify(result));
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}
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/**
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* {
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"transaction_id":"1217752501201407033233368018",
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"amount":{
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"payer_total":100,
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"total":100,
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"currency":"CNY",
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"payer_currency":"CNY"
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},
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"mchid":"1230000109",
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"trade_state":"SUCCESS",
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"bank_type":"CMC",
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"promotion_detail":[
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{
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"amount":100,
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"wechatpay_contribute":0,
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"coupon_id":"109519",
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"scope":"GLOBAL",
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"merchant_contribute":0,
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"name":"单品惠-6",
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"other_contribute":0,
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"currency":"CNY",
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"stock_id":"931386",
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"goods_detail":[
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{
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"goods_remark":"商品备注信息",
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"quantity":1,
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"discount_amount":1,
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"goods_id":"M1006",
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"unit_price":100
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},
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{
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"goods_remark":"商品备注信息",
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"quantity":1,
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"discount_amount":1,
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"goods_id":"M1006",
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"unit_price":100
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}
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]
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},
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{
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"amount":100,
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"wechatpay_contribute":0,
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"coupon_id":"109519",
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"scope":"GLOBAL",
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"merchant_contribute":0,
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"name":"单品惠-6",
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"other_contribute":0,
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"currency":"CNY",
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"stock_id":"931386",
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"goods_detail":[
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{
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"goods_remark":"商品备注信息",
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"quantity":1,
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"discount_amount":1,
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"goods_id":"M1006",
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"unit_price":100
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},
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{
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"goods_remark":"商品备注信息",
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"quantity":1,
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"discount_amount":1,
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"goods_id":"M1006",
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"unit_price":100
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}
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]
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}
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],
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"success_time":"2018-06-08T10:34:56+08:00",
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"payer":{
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"openid":"oUpF8uMuAJO_M2pxb1Q9zNjWeS6o"
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},
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"out_trade_no":"1217752501201407033233368018",
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"AppID":"wxd678efh567hg6787",
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"trade_state_desc":"支付成功",
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"trade_type":"MICROPAY",
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"attach":"自定义数据",
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"scene_info":{
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"device_id":"013467007045764"
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}
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}
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*/
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const { out_trade_no, mchid, trade_state, success_time, } = result;
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const payId = (0, uuid_1.decompressFrom32)(out_trade_no);
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(0, assert_1.default)(mchid === this.mchId);
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const iState = TRADE_STATE_MATRIX[trade_state];
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(0, assert_1.default)(iState);
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const extra = {
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meta: (0, lodash_1.omit)(result, ['mchid',]),
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};
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if (iState === 'paid') {
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extra.successAt = success_time;
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}
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return {
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payId,
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iState,
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extra,
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};
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}
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async decodeRefundNotification(params, body) {
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const { resource } = body;
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if (process.env.NODE_ENV !== 'production') {
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console.log('decodeRefundNotification-resource', JSON.stringify(resource));
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}
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const { ciphertext, nonce, associated_data } = resource;
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const result2 = this.wechatPay.decryptAesGcm({
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ciphertext,
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nonce,
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apiV3Key: this.apiV3Key,
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associatedData: associated_data,
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});
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const result = JSON.parse(result2);
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if (process.env.NODE_ENV !== 'production') {
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console.log('decodeRefundNotification-decrypt', JSON.stringify(result));
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}
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/**
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* 对resource对象进行解密后，得到的资源对象示例
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* https://pay.weixin.qq.com/docs/merchant/apis/jsapi-payment/refund-result-notice.html
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* {
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"mchid": "1900000100",
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"transaction_id": "1008450740201411110005820873",
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"out_trade_no": "20150806125346",
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"refund_id": "50200207182018070300011301001",
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"out_refund_no": "7752501201407033233368018",
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"refund_status": "SUCCESS",
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"success_time": "2018-06-08T10:34:56+08:00",
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"user_received_account": "招商银行信用卡0403",
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"amount" : {
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"total": 999,
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"refund": 999,
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"payer_total": 999,
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"payer_refund": 999
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}
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}
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*/
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const { out_refund_no, mchid, refund_status, success_time, } = result;
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const refundId = (0, uuid_1.decompressFrom32)(out_refund_no);
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(0, assert_1.default)(mchid === this.mchId);
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const iState = REFUND_STATE_MATRIX[refund_status];
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(0, assert_1.default)(iState);
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const extra = {
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meta: (0, lodash_1.omit)(result, ['mchid',]),
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};
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if (iState === 'successful') {
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extra.successAt = success_time;
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}
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return {
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refundId,
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iState,
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extra,
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};
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}
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getRefundableAt(successAt) {
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return this.caclRefundDeadline(successAt);
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}
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}
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exports.default = WechatPay;
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