package com.dsh.activity.util.wx;
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import com.google.gson.annotations.Expose;
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import com.google.gson.annotations.SerializedName;
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// 引用微信支付工具库 参考:https://pay.weixin.qq.com/doc/v3/partner/4014985777
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import java.io.IOException;
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import java.io.UncheckedIOException;
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import java.security.PrivateKey;
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import java.security.PublicKey;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import okhttp3.MediaType;
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import okhttp3.OkHttpClient;
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import okhttp3.Request;
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import okhttp3.RequestBody;
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import okhttp3.Response;
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/**
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* App下单
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*/
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public class PartnerAppPrepay {
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private static String HOST = "https://api.mch.weixin.qq.com";
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private static String METHOD = "POST";
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private static String PATH = "/v3/pay/partner/transactions/app";
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// public static void main(String[] args) {
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// // TODO: 请准备商户开发必要参数，参考：https://pay.weixin.qq.com/doc/v3/partner/4013080340
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// PartnerAppPrepay client = new PartnerAppPrepay(
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// "1681873607", // 商户号，是由微信支付系统生成并分配给每个商户的唯一标识符，商户号获取方式参考https://pay.weixin.qq.com/doc/v3/partner/4013080340
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// "55714944F7A7E52526F708280B176DCC838F371A", // 商户API证书序列号，如何获取请参考https://pay.weixin.qq.com/doc/v3/partner/4013058924
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// "E:\\wanpai\\1681873607_20250424_cert\\apiclient_key.pem", // 商户API证书私钥文件路径，本地文件路径
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// "PUB_KEY_ID_0116818736072025042400351694002605", // 微信支付公钥ID，如何获取请参考https://pay.weixin.qq.com/doc/v3/partner/4013038589
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// "E:\\wanpai\\pub_key.pem" // 微信支付公钥文件路径，本地文件路径
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// );
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//
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// PartnerAPIv3CommonPrepayRequest request = new PartnerAPIv3CommonPrepayRequest();
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// request.spAppid = "wx41d32f362ba0f911";
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// request.spMchid = WxV3PayConfig.Mch_ID;
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// request.subMchid = "1720719391";
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// request.description = "Image形象店-深圳腾大-QQ公仔";
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// request.outTradeNo = "12177525012014070332333680182";
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// request.notifyUrl = "https://www.weixin.qq.com/wxpay/pay.php";
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//// request.goodsTag = "WXG";
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//// request.settleInfo = new PartnerSettleInfo();
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//// request.settleInfo.profitSharing = false;
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// request.amount = new CommonAmountInfo();
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// request.amount.total = 100L;
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// request.amount.currency = "CNY";
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//// request.detail = new CouponInfo();
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//// request.detail.costPrice = 1L;
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//// request.detail.invoiceId = "wx123";
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//// request.detail.goodsDetail = new ArrayList<>();
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//// {
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//// GoodsDetail item0 = new GoodsDetail();
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//// item0.merchantGoodsId = "1246464644";
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//// item0.wechatpayGoodsId = "1001";
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//// item0.goodsName = "iPhone6s 16G";
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//// item0.quantity = 1L;
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//// item0.unitPrice = 528800L;
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//// request.detail.goodsDetail.add(item0);
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//// };
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//// request.sceneInfo = new CommonSceneInfo();
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//// request.sceneInfo.payerClientIp = "14.23.150.211";
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//// request.sceneInfo.deviceId = "013467007045764";
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//// request.sceneInfo.storeInfo = new StoreInfo();
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//// request.sceneInfo.storeInfo.id = "0001";
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//// request.sceneInfo.storeInfo.name = "腾讯大厦分店";
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//// request.sceneInfo.storeInfo.areaCode = "440305";
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//// request.sceneInfo.storeInfo.address = "广东省深圳市南山区科技中一道10000号";
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// try {
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// PartnerAPIv3AppPrepayResponse response = client.run(request);
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//
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// // TODO: 请求成功，继续业务逻辑
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// System.err.println("微信申请成功，预支付ID: " + response.prepayId);
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// } catch (WXPayUtility.ApiException e) {
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// // TODO: 请求失败，根据状态码执行不同的逻辑
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// e.printStackTrace();
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// }
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// }
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public PartnerAPIv3AppPrepayResponse run(PartnerAPIv3CommonPrepayRequest request) {
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String uri = PATH;
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String reqBody = WXPayUtility.toJson(request);
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Request.Builder reqBuilder = new Request.Builder().url(HOST + uri);
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reqBuilder.addHeader("Accept", "application/json");
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reqBuilder.addHeader("Wechatpay-Serial", wechatPayPublicKeyId);
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reqBuilder.addHeader("Authorization", WXPayUtility.buildAuthorization(mchid, certificateSerialNo, privateKey, METHOD, uri, reqBody));
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reqBuilder.addHeader("Content-Type", "application/json");
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RequestBody requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), reqBody);
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reqBuilder.method(METHOD, requestBody);
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Request httpRequest = reqBuilder.build();
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// 发送HTTP请求
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OkHttpClient client = new OkHttpClient.Builder().build();
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try (Response httpResponse = client.newCall(httpRequest).execute()) {
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String respBody = WXPayUtility.extractBody(httpResponse);
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if (httpResponse.code() >= 200 && httpResponse.code() < 300) {
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// 2XX 成功，验证应答签名
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WXPayUtility.validateResponse(this.wechatPayPublicKeyId, this.wechatPayPublicKey,
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httpResponse.headers(), respBody);
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// 从HTTP应答报文构建返回数据
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return WXPayUtility.fromJson(respBody, PartnerAPIv3AppPrepayResponse.class);
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} else {
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throw new WXPayUtility.ApiException(httpResponse.code(), respBody, httpResponse.headers());
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}
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} catch (IOException e) {
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throw new UncheckedIOException("Sending request to " + uri + " failed.", e);
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}
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}
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private final String mchid;
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private final String certificateSerialNo;
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private final PrivateKey privateKey;
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private final String wechatPayPublicKeyId;
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private final PublicKey wechatPayPublicKey;
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public PartnerAppPrepay(String mchid, String certificateSerialNo, String privateKeyFilePath, String wechatPayPublicKeyId, String wechatPayPublicKeyFilePath) {
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this.mchid = mchid;
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this.certificateSerialNo = certificateSerialNo;
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this.privateKey = WXPayUtility.loadPrivateKeyFromPath(privateKeyFilePath);
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this.wechatPayPublicKeyId = wechatPayPublicKeyId;
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this.wechatPayPublicKey = WXPayUtility.loadPublicKeyFromPath(wechatPayPublicKeyFilePath);
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}
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public static class PartnerSettleInfo {
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@SerializedName("profit_sharing")
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public Boolean profitSharing;
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}
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public static class CommonAmountInfo {
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@SerializedName("total")
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public Long total;
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@SerializedName("currency")
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public String currency;
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}
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public static class CommonSceneInfo {
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@SerializedName("payer_client_ip")
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public String payerClientIp;
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@SerializedName("device_id")
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public String deviceId;
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@SerializedName("store_info")
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public StoreInfo storeInfo;
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}
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public static class GoodsDetail {
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@SerializedName("merchant_goods_id")
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public String merchantGoodsId;
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@SerializedName("wechatpay_goods_id")
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public String wechatpayGoodsId;
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@SerializedName("goods_name")
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public String goodsName;
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@SerializedName("quantity")
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public Long quantity;
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@SerializedName("unit_price")
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public Long unitPrice;
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}
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public static class PartnerAPIv3AppPrepayResponse {
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@SerializedName("prepay_id")
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public String prepayId;
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}
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public static class PartnerAPIv3CommonPrepayRequest {
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@SerializedName("sp_appid")
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public String spAppid;
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@SerializedName("sp_mchid")
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public String spMchid;
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@SerializedName("sub_appid")
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public String subAppid;
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@SerializedName("sub_mchid")
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public String subMchid;
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@SerializedName("description")
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public String description;
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@SerializedName("out_trade_no")
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public String outTradeNo;
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@SerializedName("time_expire")
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public String timeExpire;
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@SerializedName("attach")
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public String attach;
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@SerializedName("notify_url")
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public String notifyUrl;
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@SerializedName("goods_tag")
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public String goodsTag;
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@SerializedName("settle_info")
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public PartnerSettleInfo settleInfo;
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@SerializedName("support_fapiao")
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public Boolean supportFapiao;
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@SerializedName("amount")
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public CommonAmountInfo amount;
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@SerializedName("detail")
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public CouponInfo detail;
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@SerializedName("scene_info")
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public CommonSceneInfo sceneInfo;
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}
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public static class CouponInfo {
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@SerializedName("cost_price")
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public Long costPrice;
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@SerializedName("invoice_id")
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public String invoiceId;
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@SerializedName("goods_detail")
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public List<GoodsDetail> goodsDetail;
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}
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public static class StoreInfo {
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@SerializedName("id")
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public String id;
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@SerializedName("name")
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public String name;
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@SerializedName("area_code")
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public String areaCode;
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@SerializedName("address")
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public String address;
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}
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}
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