预上传券Code

1curl -X POST \
2  https://api.mch.weixin.qq.com/v3/marketing/partner/product-coupon/product-coupons/200000001/stocks/123456789/upload-coupon-codes \
3  -H "Authorization: WECHATPAY2-SHA256-RSA2048 mchid=\"1900000001\",..." \
4  -H "Accept: application/json" \
5  -H "Content-Type: application/json" \
6  -d '{
7    "out_request_no" : "34657_20250101_123456",
8    "code_list" : [
9      "vCode_1234567890"
10    ],
11    "brand_id" : "120344"
12  }'
13

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/partner/4014985777
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 * 预上传券Code
24 */
25public class UploadCouponCodes {
26  private static String HOST = "https://api.mch.weixin.qq.com";
27  private static String METHOD = "POST";
28  private static String PATH = "/v3/marketing/partner/product-coupon/product-coupons/{product_coupon_id}/stocks/{stock_id}/upload-coupon-codes";
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/partner/4013080340
32    UploadCouponCodes client = new UploadCouponCodes(
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/partner/4013080340
34      "1DDE55AD98Exxxxxxxxxx",         // 商户API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/v3/partner/4013058924
35      "/path/to/apiclient_key.pem"     // 商户API证书私钥文件路径，本地文件路径
36      ,
37      "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/partner/4013038589
38      "/path/to/wxp_pub.pem"           // 微信支付公钥文件路径，本地文件路径
39    );
40
41    UploadCouponCodesRequest request = new UploadCouponCodesRequest();
42    request.productCouponId = "200000001";
43    request.stockId = "123456789";
44    request.outRequestNo = "34657_20250101_123456";
45    request.codeList = new ArrayList<>();
46    {
47      request.codeList.add("vCode_1234567890");
48    };
49    request.brandId = "120344";
50    try {
51      UploadCouponCodesResponse response = client.run(request);
52        // TODO: 请求成功，继续业务逻辑
53        System.out.println(response);
54    } catch (WXPayUtility.ApiException e) {
55        // TODO: 请求失败，根据状态码执行不同的逻辑
56        e.printStackTrace();
57    }
58  }
59
60  public UploadCouponCodesResponse run(UploadCouponCodesRequest request) {
61    String uri = PATH;
62    uri = uri.replace("{product_coupon_id}", WXPayUtility.urlEncode(request.productCouponId));
63    uri = uri.replace("{stock_id}", WXPayUtility.urlEncode(request.stockId));
64    String reqBody = WXPayUtility.toJson(request);
65
66    Request.Builder reqBuilder = new Request.Builder().url(HOST + uri);
67    reqBuilder.addHeader("Accept", "application/json");
68    reqBuilder.addHeader("Wechatpay-Serial", wechatPayPublicKeyId);
69    reqBuilder.addHeader("Authorization", WXPayUtility.buildAuthorization(mchid, certificateSerialNo,privateKey, METHOD, uri, reqBody));
70    reqBuilder.addHeader("Content-Type", "application/json");
71    RequestBody requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), reqBody);
72    reqBuilder.method(METHOD, requestBody);
73    Request httpRequest = reqBuilder.build();
74
75    // 发送HTTP请求
76    OkHttpClient client = new OkHttpClient.Builder().build();
77    try (Response httpResponse = client.newCall(httpRequest).execute()) {
78      String respBody = WXPayUtility.extractBody(httpResponse);
79      if (httpResponse.code() >= 200 && httpResponse.code() < 300) {
80        // 2XX 成功，验证应答签名
81        WXPayUtility.validateResponse(this.wechatPayPublicKeyId, this.wechatPayPublicKey,
82            httpResponse.headers(), respBody);
83
84        // 从HTTP应答报文构建返回数据
85        return WXPayUtility.fromJson(respBody, UploadCouponCodesResponse.class);
86      } else {
87        throw new WXPayUtility.ApiException(httpResponse.code(), respBody, httpResponse.headers());
88      }
89    } catch (IOException e) {
90      throw new UncheckedIOException("Sending request to " + uri + " failed.", e);
91    }
92  }
93
94  private final String mchid;
95  private final String certificateSerialNo;
96  private final PrivateKey privateKey;
97  private final String wechatPayPublicKeyId;
98  private final PublicKey wechatPayPublicKey;
99
100  public UploadCouponCodes(String mchid, String certificateSerialNo, String privateKeyFilePath, String wechatPayPublicKeyId, String wechatPayPublicKeyFilePath) {
101    this.mchid = mchid;
102    this.certificateSerialNo = certificateSerialNo;
103    this.privateKey = WXPayUtility.loadPrivateKeyFromPath(privateKeyFilePath);
104    this.wechatPayPublicKeyId = wechatPayPublicKeyId;
105    this.wechatPayPublicKey = WXPayUtility.loadPublicKeyFromPath(wechatPayPublicKeyFilePath);
106  }
107
108  public static class UploadCouponCodesRequest {
109    @SerializedName("out_request_no")
110    public String outRequestNo;
111  
112    @SerializedName("product_coupon_id")
113    @Expose(serialize = false)
114    public String productCouponId;
115  
116    @SerializedName("stock_id")
117    @Expose(serialize = false)
118    public String stockId;
119  
120    @SerializedName("code_list")
121    public List<String> codeList = new ArrayList<String>();
122  
123    @SerializedName("brand_id")
124    public String brandId;
125  }
126  
127  public static class UploadCouponCodesResponse {
128    @SerializedName("total_count")
129    public Long totalCount;
130  
131    @SerializedName("success_code_list")
132    public List<String> successCodeList;
133  
134    @SerializedName("failed_code_list")
135    public List<FailedCouponCodeInfo> failedCodeList;
136  
137    @SerializedName("already_exist_code_list")
138    public List<String> alreadyExistCodeList;
139  
140    @SerializedName("duplicate_code_list")
141    public List<String> duplicateCodeList;
142  }
143  
144  public static class FailedCouponCodeInfo {
145    @SerializedName("coupon_code")
146    public String couponCode;
147  
148    @SerializedName("code")
149    public String code;
150  
151    @SerializedName("message")
152    public String message;
153  }
154  
155}
156

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/partner/4015119446
6	"encoding/json"
7	"fmt"
8	"net/http"
9	"net/url"
10	"strings"
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/partner/4013080340
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/partner/4013080340
17		"1DDE55AD98Exxxxxxxxxx",      // 商户API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/v3/partner/4013058924
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/partner/4013038589
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 := &UploadCouponCodesRequest{
28		ProductCouponId: wxpay_utility.String("200000001"),
29		StockId:         wxpay_utility.String("123456789"),
30		OutRequestNo:    wxpay_utility.String("34657_20250101_123456"),
31		CodeList:        []string{"vCode_1234567890"},
32		BrandId:         wxpay_utility.String("120344"),
33	}
34
35	response, err := UploadCouponCodes(config, request)
36	if err != nil {
37		fmt.Printf("请求失败: %+v\n", err)
38		// TODO: 请求失败，根据状态码执行不同的处理
39		return
40	}
41
42	// TODO: 请求成功，继续业务逻辑
43	fmt.Printf("请求成功: %+v\n", response)
44}
45
46func UploadCouponCodes(config *wxpay_utility.MchConfig, request *UploadCouponCodesRequest) (response *UploadCouponCodesResponse, err error) {
47	const (
48		host   = "https://api.mch.weixin.qq.com"
49		method = "POST"
50		path   = "/v3/marketing/partner/product-coupon/product-coupons/{product_coupon_id}/stocks/{stock_id}/upload-coupon-codes"
51	)
52
53	reqUrl, err := url.Parse(fmt.Sprintf("%s%s", host, path))
54	if err != nil {
55		return nil, err
56	}
57	reqUrl.Path = strings.Replace(reqUrl.Path, "{product_coupon_id}", url.PathEscape(*request.ProductCouponId), -1)
58	reqUrl.Path = strings.Replace(reqUrl.Path, "{stock_id}", url.PathEscape(*request.StockId), -1)
59	reqBody, err := json.Marshal(request)
60	if err != nil {
61		return nil, err
62	}
63	httpRequest, err := http.NewRequest(method, reqUrl.String(), bytes.NewReader(reqBody))
64	if err != nil {
65		return nil, err
66	}
67	httpRequest.Header.Set("Accept", "application/json")
68	httpRequest.Header.Set("Wechatpay-Serial", config.WechatPayPublicKeyId())
69	httpRequest.Header.Set("Content-Type", "application/json")
70	authorization, err := wxpay_utility.BuildAuthorization(config.MchId(), config.CertificateSerialNo(), config.PrivateKey(), method, reqUrl.RequestURI(), reqBody)
71	if err != nil {
72		return nil, err
73	}
74	httpRequest.Header.Set("Authorization", authorization)
75
76	client := &http.Client{}
77	httpResponse, err := client.Do(httpRequest)
78	if err != nil {
79		return nil, err
80	}
81	respBody, err := wxpay_utility.ExtractResponseBody(httpResponse)
82	if err != nil {
83		return nil, err
84	}
85	if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
86		// 2XX 成功，验证应答签名
87		err = wxpay_utility.ValidateResponse(
88			config.WechatPayPublicKeyId(),
89			config.WechatPayPublicKey(),
90			&httpResponse.Header,
91			respBody,
92		)
93		if err != nil {
94			return nil, err
95		}
96		response := &UploadCouponCodesResponse{}
97		if err := json.Unmarshal(respBody, response); err != nil {
98			return nil, err
99		}
100
101		return response, nil
102	} else {
103		return nil, wxpay_utility.NewApiException(
104			httpResponse.StatusCode,
105			httpResponse.Header,
106			respBody,
107		)
108	}
109}
110
111type UploadCouponCodesRequest struct {
112	OutRequestNo    *string  `json:"out_request_no,omitempty"`
113	ProductCouponId *string  `json:"product_coupon_id,omitempty"`
114	StockId         *string  `json:"stock_id,omitempty"`
115	CodeList        []string `json:"code_list,omitempty"`
116	BrandId         *string  `json:"brand_id,omitempty"`
117}
118
119func (o *UploadCouponCodesRequest) MarshalJSON() ([]byte, error) {
120	type Alias UploadCouponCodesRequest
121	a := &struct {
122		ProductCouponId *string `json:"product_coupon_id,omitempty"`
123		StockId         *string `json:"stock_id,omitempty"`
124		*Alias
125	}{
126		// 序列化时移除非 Body 字段
127		ProductCouponId: nil,
128		StockId:         nil,
129		Alias:           (*Alias)(o),
130	}
131	return json.Marshal(a)
132}
133
134type UploadCouponCodesResponse struct {
135	TotalCount           *int64                 `json:"total_count,omitempty"`
136	SuccessCodeList      []string               `json:"success_code_list,omitempty"`
137	FailedCodeList       []FailedCouponCodeInfo `json:"failed_code_list,omitempty"`
138	AlreadyExistCodeList []string               `json:"already_exist_code_list,omitempty"`
139	DuplicateCodeList    []string               `json:"duplicate_code_list,omitempty"`
140}
141
142type FailedCouponCodeInfo struct {
143	CouponCode *string `json:"coupon_code,omitempty"`
144	Code       *string `json:"code,omitempty"`
145	Message    *string `json:"message,omitempty"`
146}
147