Native合单下单

1curl -X POST \
2  https://api.mch.weixin.qq.com/v3/combine-transactions/native \
3  -H "Authorization: WECHATPAY2-SHA256-RSA2048 mchid=\"1900000001\",..." \
4  -H "Accept: application/json" \
5  -H "Content-Type: application/json" \
6  -d '{
7    "time_expire" : "2000-01-01T00:00:00+08:00",
8    "combine_appid" : "wxd678efh567hg6787",
9    "sub_orders" : [
10      {
11        "mchid" : "1230000109",
12        "attach" : "深圳分店",
13        "amount" : {
14          "total_amount" : 10,
15          "currency" : "CNY"
16        },
17        "out_trade_no" : "20150806125346",
18        "description" : "腾讯充值中心-QQ会员充值",
19        "settle_info" : {
20          "profit_sharing" : false
21        },
22        "goods_tag" : "WXG"
23      },
24      {
25        "mchid" : "1230000119",
26        "attach" : "广州分店",
27        "amount" : {
28          "total_amount" : 10,
29          "currency" : "CNY"
30        },
31        "out_trade_no" : "20150806125347",
32        "description" : "腾讯充值中心-微信充值",
33        "settle_info" : {
34          "profit_sharing" : false
35        },
36        "goods_tag" : "WXG"
37      }
38    ],
39    "combine_out_trade_no" : "20150806125346",
40    "notify_url" : "https://yourapp.com/notify",
41    "combine_mchid" : "1900000109",
42    "scene_info" : {
43      "device_id" : "POS1:1",
44      "payer_client_ip" : "14.17.22.32"
45    }
46  }'
47

1package com.java.demo;
2
3import com.java.utils.WXPayUtility; // 引用微信支付工具库，参考：https://pay.weixin.qq.com/doc/v3/merchant/4014931831
4
5import com.google.gson.annotations.SerializedName;
6import com.google.gson.annotations.Expose;
7import okhttp3.MediaType;
8import okhttp3.OkHttpClient;
9import okhttp3.Request;
10import okhttp3.RequestBody;
11import okhttp3.Response;
12
13import java.io.IOException;
14import java.io.UncheckedIOException;
15import java.security.PrivateKey;
16import java.security.PublicKey;
17import java.util.ArrayList;
18import java.util.HashMap;
19import java.util.List;
20import java.util.Map;
21
22/**
23 * 合单下单-NATIVE
24 */
25public class UnionNativePrepay {
26  private static String HOST = "https://api.mch.weixin.qq.com";
27  private static String METHOD = "POST";
28  private static String PATH = "/v3/combine-transactions/native";
29
30  public static void main(String[] args) {
31    // TODO: 请准备商户开发必要参数，参考：https://pay.weixin.qq.com/doc/v3/merchant/4013070756
32    UnionNativePrepay client = new UnionNativePrepay(
33      "19xxxxxxxx",                    // 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/merchant/4013070756
34      "1DDE55AD98Exxxxxxxxxx",         // 商户API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/v3/merchant/4013053053
35      "/path/to/apiclient_key.pem",     // 商户API证书私钥文件路径，本地文件路径
36      "PUB_KEY_ID_xxxxxxxxxxxxx",      // 微信支付公钥ID，如何获取请参考 https://pay.weixin.qq.com/doc/v3/merchant/4013038816
37      "/path/to/wxp_pub.pem"           // 微信支付公钥文件路径，本地文件路径
38    );
39
40    UnionAPIv3NativePrepayRequest request = new UnionAPIv3NativePrepayRequest();
41    request.combineAppid = "wxd678efh567hg6787";
42    request.combineOutTradeNo = "20150806125346";
43    request.combineMchid = "1900000109";
44    request.sceneInfo = new UnionSceneInfo();
45    request.sceneInfo.deviceId = "POS1:1";
46    request.sceneInfo.payerClientIp = "14.17.22.32";
47    request.subOrders = new ArrayList<>();
48    {
49      UnionCommonSubOrder subOrdersItem0 = new UnionCommonSubOrder();
50      subOrdersItem0.mchid = "1230000109";
51      subOrdersItem0.outTradeNo = "20150806125346";
52      subOrdersItem0.amount = new UnionAmountInfo();
53      subOrdersItem0.amount.totalAmount = 10L;
54      subOrdersItem0.amount.currency = "CNY";
55      subOrdersItem0.attach = "深圳分店";
56      subOrdersItem0.description = "腾讯充值中心-QQ会员充值";
57      subOrdersItem0.goodsTag = "WXG";
58      subOrdersItem0.settleInfo = new UnionSettleInfo();
59      subOrdersItem0.settleInfo.profitSharing = false;
60      request.subOrders.add(subOrdersItem0);
61      UnionCommonSubOrder subOrdersItem1 = new UnionCommonSubOrder();
62      subOrdersItem1.mchid = "1230000119";
63      subOrdersItem1.outTradeNo = "20150806125347";
64      subOrdersItem1.amount = new UnionAmountInfo();
65      subOrdersItem1.amount.totalAmount = 10L;
66      subOrdersItem1.amount.currency = "CNY";
67      subOrdersItem1.attach = "广州分店";
68      subOrdersItem1.description = "腾讯充值中心-微信充值";
69      subOrdersItem1.goodsTag = "WXG";
70      subOrdersItem1.settleInfo = new UnionSettleInfo();
71      subOrdersItem1.settleInfo.profitSharing = false;
72      request.subOrders.add(subOrdersItem1);
73    };
74    request.timeExpire = "2000-01-01T00:00:00+08:00";
75    request.notifyUrl = "https://yourapp.com/notify";
76    try {
77      UnionAPIv3NativePrepayResponse response = client.run(request);
78        // TODO: 请求成功，继续业务逻辑
79        System.out.println(response);
80    } catch (WXPayUtility.ApiException e) {
81        // TODO: 请求失败，根据状态码执行不同的逻辑
82        e.printStackTrace();
83    }
84  }
85
86  public UnionAPIv3NativePrepayResponse run(UnionAPIv3NativePrepayRequest request) {
87    String uri = PATH;
88    String reqBody = WXPayUtility.toJson(request);
89
90    Request.Builder reqBuilder = new Request.Builder().url(HOST + uri);
91    reqBuilder.addHeader("Accept", "application/json");
92    reqBuilder.addHeader("Wechatpay-Serial", wechatPayPublicKeyId);
93    reqBuilder.addHeader("Authorization", WXPayUtility.buildAuthorization(mchid, certificateSerialNo,privateKey, METHOD, uri, reqBody));
94    reqBuilder.addHeader("Content-Type", "application/json");
95    RequestBody requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), reqBody);
96    reqBuilder.method(METHOD, requestBody);
97    Request httpRequest = reqBuilder.build();
98
99    // 发送HTTP请求
100    OkHttpClient client = new OkHttpClient.Builder().build();
101    try (Response httpResponse = client.newCall(httpRequest).execute()) {
102      String respBody = WXPayUtility.extractBody(httpResponse);
103      if (httpResponse.code() >= 200 && httpResponse.code() < 300) {
104        // 2XX 成功，验证应答签名
105        WXPayUtility.validateResponse(this.wechatPayPublicKeyId, this.wechatPayPublicKey,
106            httpResponse.headers(), respBody);
107
108        // 从HTTP应答报文构建返回数据
109        return WXPayUtility.fromJson(respBody, UnionAPIv3NativePrepayResponse.class);
110      } else {
111        throw new WXPayUtility.ApiException(httpResponse.code(), respBody, httpResponse.headers());
112      }
113    } catch (IOException e) {
114      throw new UncheckedIOException("Sending request to " + uri + " failed.", e);
115    }
116  }
117
118  private final String mchid;
119  private final String certificateSerialNo;
120  private final PrivateKey privateKey;
121  private final String wechatPayPublicKeyId;
122  private final PublicKey wechatPayPublicKey;
123
124  public UnionNativePrepay(String mchid, String certificateSerialNo, String privateKeyFilePath, String wechatPayPublicKeyId, String wechatPayPublicKeyFilePath) {
125    this.mchid = mchid;
126    this.certificateSerialNo = certificateSerialNo;
127    this.privateKey = WXPayUtility.loadPrivateKeyFromPath(privateKeyFilePath);
128    this.wechatPayPublicKeyId = wechatPayPublicKeyId;
129    this.wechatPayPublicKey = WXPayUtility.loadPublicKeyFromPath(wechatPayPublicKeyFilePath);
130  }
131
132  public static class UnionAPIv3NativePrepayRequest {
133    @SerializedName("combine_appid")
134    public String combineAppid;
135  
136    @SerializedName("combine_out_trade_no")
137    public String combineOutTradeNo;
138  
139    @SerializedName("combine_mchid")
140    public String combineMchid;
141  
142    @SerializedName("scene_info")
143    public UnionSceneInfo sceneInfo;
144  
145    @SerializedName("sub_orders")
146    public List<UnionCommonSubOrder> subOrders = new ArrayList<UnionCommonSubOrder>();
147  
148    @SerializedName("time_expire")
149    public String timeExpire;
150  
151    @SerializedName("notify_url")
152    public String notifyUrl;
153  }
154  
155  public static class UnionAPIv3NativePrepayResponse {
156    @SerializedName("code_url")
157    public String codeUrl;
158  }
159  
160  public static class UnionSceneInfo {
161    @SerializedName("device_id")
162    public String deviceId;
163  
164    @SerializedName("payer_client_ip")
165    public String payerClientIp;
166  }
167  
168  public static class UnionCommonSubOrder {
169    @SerializedName("mchid")
170    public String mchid;
171  
172    @SerializedName("out_trade_no")
173    public String outTradeNo;
174  
175    @SerializedName("amount")
176    public UnionAmountInfo amount;
177  
178    @SerializedName("attach")
179    public String attach;
180  
181    @SerializedName("description")
182    public String description;
183  
184    @SerializedName("goods_tag")
185    public String goodsTag;
186  
187    @SerializedName("settle_info")
188    public UnionSettleInfo settleInfo;
189  }
190  
191  public static class UnionAmountInfo {
192    @SerializedName("total_amount")
193    public Long totalAmount;
194  
195    @SerializedName("currency")
196    public String currency;
197  }
198  
199  public static class UnionSettleInfo {
200    @SerializedName("profit_sharing")
201    public Boolean profitSharing;
202  }
203  
204}
205

1package main
2
3import (
4	"bytes"
5	"demo/wxpay_utility" // 引用微信支付工具库，参考 https://pay.weixin.qq.com/doc/v3/merchant/4015119334
6	"encoding/json"
7	"fmt"
8	"net/http"
9	"net/url"
10	"time"
11)
12
13func main() {
14	// TODO: 请准备商户开发必要参数，参考：https://pay.weixin.qq.com/doc/v3/merchant/4013070756
15	config, err := wxpay_utility.CreateMchConfig(
16		"19xxxxxxxx",                 // 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/merchant/4013070756
17		"1DDE55AD98Exxxxxxxxxx",      // 商户API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/v3/merchant/4013053053
18		"/path/to/apiclient_key.pem", // 商户API证书私钥文件路径，本地文件路径
19		"PUB_KEY_ID_xxxxxxxxxxxxx",   // 微信支付公钥ID，如何获取请参考 https://pay.weixin.qq.com/doc/v3/merchant/4013038816
20		"/path/to/wxp_pub.pem",       // 微信支付公钥文件路径，本地文件路径
21	)
22	if err != nil {
23		fmt.Println(err)
24		return
25	}
26
27	request := &UnionApiv3NativePrepayRequest{
28		CombineAppid:      wxpay_utility.String("wxd678efh567hg6787"),
29		CombineOutTradeNo: wxpay_utility.String("20150806125346"),
30		CombineMchid:      wxpay_utility.String("1900000109"),
31		SceneInfo: &UnionSceneInfo{
32			DeviceId:      wxpay_utility.String("POS1:1"),
33			PayerClientIp: wxpay_utility.String("14.17.22.32"),
34		},
35		SubOrders: []UnionCommonSubOrder{
36			UnionCommonSubOrder{
37				Mchid:      wxpay_utility.String("1230000109"),
38				OutTradeNo: wxpay_utility.String("20150806125346"),
39				Amount: &UnionAmountInfo{
40					TotalAmount: wxpay_utility.Int64(10),
41					Currency:    wxpay_utility.String("CNY"),
42				},
43				Attach:      wxpay_utility.String("深圳分店"),
44				Description: wxpay_utility.String("腾讯充值中心-QQ会员充值"),
45				GoodsTag:    wxpay_utility.String("WXG"),
46				SettleInfo: &UnionSettleInfo{
47					ProfitSharing: wxpay_utility.Bool(false),
48				},
49			},
50			UnionCommonSubOrder{
51				Mchid:      wxpay_utility.String("1230000119"),
52				OutTradeNo: wxpay_utility.String("20150806125347"),
53				Amount: &UnionAmountInfo{
54					TotalAmount: wxpay_utility.Int64(10),
55					Currency:    wxpay_utility.String("CNY"),
56				},
57				Attach:      wxpay_utility.String("广州分店"),
58				Description: wxpay_utility.String("腾讯充值中心-微信充值"),
59				GoodsTag:    wxpay_utility.String("WXG"),
60				SettleInfo: &UnionSettleInfo{
61					ProfitSharing: wxpay_utility.Bool(false),
62				},
63			},
64		},
65		TimeExpire: wxpay_utility.Time(time.Now()),
66		NotifyUrl:  wxpay_utility.String("https://yourapp.com/notify"),
67	}
68
69	response, err := UnionNativePrepay(config, request)
70	if err != nil {
71		fmt.Printf("请求失败: %+v\n", err)
72		// TODO: 请求失败，根据状态码执行不同的处理
73		return
74	}
75
76	// TODO: 请求成功，继续业务逻辑
77	fmt.Printf("请求成功: %+v\n", response)
78}
79
80func UnionNativePrepay(config *wxpay_utility.MchConfig, request *UnionApiv3NativePrepayRequest) (response *UnionApiv3NativePrepayResponse, err error) {
81	const (
82		host   = "https://api.mch.weixin.qq.com"
83		method = "POST"
84		path   = "/v3/combine-transactions/native"
85	)
86
87	reqUrl, err := url.Parse(fmt.Sprintf("%s%s", host, path))
88	if err != nil {
89		return nil, err
90	}
91	reqBody, err := json.Marshal(request)
92	if err != nil {
93		return nil, err
94	}
95	httpRequest, err := http.NewRequest(method, reqUrl.String(), bytes.NewReader(reqBody))
96	if err != nil {
97		return nil, err
98	}
99	httpRequest.Header.Set("Accept", "application/json")
100	httpRequest.Header.Set("Wechatpay-Serial", config.WechatPayPublicKeyId())
101	httpRequest.Header.Set("Content-Type", "application/json")
102	authorization, err := wxpay_utility.BuildAuthorization(config.MchId(), config.CertificateSerialNo(), config.PrivateKey(), method, reqUrl.RequestURI(), reqBody)
103	if err != nil {
104		return nil, err
105	}
106	httpRequest.Header.Set("Authorization", authorization)
107
108	client := &http.Client{}
109	httpResponse, err := client.Do(httpRequest)
110	if err != nil {
111		return nil, err
112	}
113	respBody, err := wxpay_utility.ExtractResponseBody(httpResponse)
114	if err != nil {
115		return nil, err
116	}
117	if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
118		// 2XX 成功，验证应答签名
119		err = wxpay_utility.ValidateResponse(
120			config.WechatPayPublicKeyId(),
121			config.WechatPayPublicKey(),
122			&httpResponse.Header,
123			respBody,
124		)
125		if err != nil {
126			return nil, err
127		}
128		response := &UnionApiv3NativePrepayResponse{}
129		if err := json.Unmarshal(respBody, response); err != nil {
130			return nil, err
131		}
132
133		return response, nil
134	} else {
135		return nil, wxpay_utility.NewApiException(
136			httpResponse.StatusCode,
137			httpResponse.Header,
138			respBody,
139		)
140	}
141}
142
143type UnionApiv3NativePrepayRequest struct {
144	CombineAppid      *string               `json:"combine_appid,omitempty"`
145	CombineOutTradeNo *string               `json:"combine_out_trade_no,omitempty"`
146	CombineMchid      *string               `json:"combine_mchid,omitempty"`
147	SceneInfo         *UnionSceneInfo       `json:"scene_info,omitempty"`
148	SubOrders         []UnionCommonSubOrder `json:"sub_orders,omitempty"`
149	TimeExpire        *time.Time            `json:"time_expire,omitempty"`
150	NotifyUrl         *string               `json:"notify_url,omitempty"`
151}
152
153type UnionApiv3NativePrepayResponse struct {
154	CodeUrl *string `json:"code_url,omitempty"`
155}
156
157type UnionSceneInfo struct {
158	DeviceId      *string `json:"device_id,omitempty"`
159	PayerClientIp *string `json:"payer_client_ip,omitempty"`
160}
161
162type UnionCommonSubOrder struct {
163	Mchid       *string          `json:"mchid,omitempty"`
164	OutTradeNo  *string          `json:"out_trade_no,omitempty"`
165	Amount      *UnionAmountInfo `json:"amount,omitempty"`
166	Attach      *string          `json:"attach,omitempty"`
167	Description *string          `json:"description,omitempty"`
168	GoodsTag    *string          `json:"goods_tag,omitempty"`
169	SettleInfo  *UnionSettleInfo `json:"settle_info,omitempty"`
170}
171
172type UnionAmountInfo struct {
173	TotalAmount *int64  `json:"total_amount,omitempty"`
174	Currency    *string `json:"currency,omitempty"`
175}
176
177type UnionSettleInfo struct {
178	ProfitSharing *bool `json:"profit_sharing,omitempty"`
179}
180