扩充人群包

1curl -X POST \
2  https://api.mch.weixin.qq.com/brand/marketing/user-package/user-packages/01000100010000000007/expand \
3  -H "Authorization: WECHATPAY-BRAND-SHA256-RSA2048 brand_id=\"XXXX\",..." \
4  -H "Accept: application/json" \
5  -H "Wechatpay-Serial: PUB_KEY_ID_XXXX"  \
6  -H "Content-Type: application/json" \
7  -d '{
8    "upload_id" : "17587186700323d11ac17d8d3d4c8c4e5a250c3e804977e89af6a05ffa93751d0ec0179ca8"
9  }'
10

1package com.java.demo;
2
3import com.java.utils.WXPayBrandUtility; // 引用微信支付工具库，参考：https://pay.weixin.qq.com/doc/brand/4015826861
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 * 扩充人群包
24 */
25public class ExpandUserPackage {
26  private static String HOST = "https://api.mch.weixin.qq.com";
27  private static String METHOD = "POST";
28  private static String PATH = "/brand/marketing/user-package/user-packages/{user_package_id}/expand";
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/brand/4015415289
32    ExpandUserPackage client = new ExpandUserPackage(
33      "xxxxxxxx",                    // 品牌ID，是由微信支付系统生成并分配给每个品牌方的唯一标识符，品牌ID获取方式参考 https://pay.weixin.qq.com/doc/brand/4015415289
34      "1DDE55AD98Exxxxxxxxxx",         // 品牌API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/brand/4015407570
35      "/path/to/apiclient_key.pem",     // 品牌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/brand/4015453439
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    ExpandUserPackageRequest request = new ExpandUserPackageRequest();
41    request.userPackageId = "01000100010000000007";
42    request.uploadId = "17587186700323d11ac17d8d3d4c8c4e5a250c3e804977e89af6a05ffa93751d0ec0179ca8";
43    try {
44      ExpandUserPackageResponse response = client.run(request);
45        // TODO: 请求成功，继续业务逻辑
46        System.out.println(response);
47    } catch (WXPayBrandUtility.ApiException e) {
48        // TODO: 请求失败，根据状态码执行不同的逻辑
49        e.printStackTrace();
50    }
51  }
52
53  public ExpandUserPackageResponse run(ExpandUserPackageRequest request) {
54    String uri = PATH;
55    uri = uri.replace("{user_package_id}", WXPayBrandUtility.urlEncode(request.userPackageId));
56    String reqBody = WXPayBrandUtility.toJson(request);
57
58    Request.Builder reqBuilder = new Request.Builder().url(HOST + uri);
59    reqBuilder.addHeader("Accept", "application/json");
60    reqBuilder.addHeader("Wechatpay-Serial", wechatPayPublicKeyId);
61    reqBuilder.addHeader("Authorization", WXPayBrandUtility.buildAuthorization(brand_id, certificateSerialNo,privateKey, METHOD, uri, reqBody));
62    reqBuilder.addHeader("Content-Type", "application/json");
63    RequestBody requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), reqBody);
64    reqBuilder.method(METHOD, requestBody);
65    Request httpRequest = reqBuilder.build();
66
67    // 发送HTTP请求
68    OkHttpClient client = new OkHttpClient.Builder().build();
69    try (Response httpResponse = client.newCall(httpRequest).execute()) {
70      String respBody = WXPayBrandUtility.extractBody(httpResponse);
71      if (httpResponse.code() >= 200 && httpResponse.code() < 300) {
72        // 2XX 成功，验证应答签名
73        WXPayBrandUtility.validateResponse(this.wechatPayPublicKeyId, this.wechatPayPublicKey,
74            httpResponse.headers(), respBody);
75
76        // 从HTTP应答报文构建返回数据
77        return WXPayBrandUtility.fromJson(respBody, ExpandUserPackageResponse.class);
78      } else {
79        throw new WXPayBrandUtility.ApiException(httpResponse.code(), respBody, httpResponse.headers());
80      }
81    } catch (IOException e) {
82      throw new UncheckedIOException("Sending request to " + uri + " failed.", e);
83    }
84  }
85
86  private final String brand_id;
87  private final String certificateSerialNo;
88  private final PrivateKey privateKey;
89  private final String wechatPayPublicKeyId;
90  private final PublicKey wechatPayPublicKey;
91
92  public ExpandUserPackage(String brand_id, String certificateSerialNo, String privateKeyFilePath, String wechatPayPublicKeyId, String wechatPayPublicKeyFilePath) {
93    this.brand_id = brand_id;
94    this.certificateSerialNo = certificateSerialNo;
95    this.privateKey = WXPayBrandUtility.loadPrivateKeyFromPath(privateKeyFilePath);
96    this.wechatPayPublicKeyId = wechatPayPublicKeyId;
97    this.wechatPayPublicKey = WXPayBrandUtility.loadPublicKeyFromPath(wechatPayPublicKeyFilePath);
98  }
99
100  public static class ExpandUserPackageRequest {
101    @SerializedName("user_package_id")
102    @Expose(serialize = false)
103    public String userPackageId;
104  
105    @SerializedName("upload_id")
106    public String uploadId;
107  }
108  
109  public static class ExpandUserPackageResponse {
110    @SerializedName("return_message")
111    public String returnMessage;
112  
113    @SerializedName("state")
114    public UserPackageProcessState state;
115  }
116  
117  public enum UserPackageProcessState {
118    @SerializedName("USER_PACKAGE_PROCESS_STATE_PROCESSING")
119    USER_PACKAGE_PROCESS_STATE_PROCESSING,
120    @SerializedName("USER_PACKAGE_PROCESS_STATE_FINISHED")
121    USER_PACKAGE_PROCESS_STATE_FINISHED,
122    @SerializedName("USER_PACKAGE_PROCESS_STATE_FAILED")
123    USER_PACKAGE_PROCESS_STATE_FAILED
124  }
125  
126}
127

1package main
2
3import (
4	"bytes"
5	"demo/wxpay_brand_utility" // 引用微信支付工具库，参考 https://pay.weixin.qq.com/doc/brand/4015826866
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/brand/4015415289
15	config, err := wxpay_brand_utility.CreateBrandConfig(
16		"xxxxxxxx",                   // 品牌ID，是由微信支付系统生成并分配给每个品牌方的唯一标识符，品牌ID获取方式参考 https://pay.weixin.qq.com/doc/brand/4015415289
17		"1DDE55AD98Exxxxxxxxxx",      // 品牌API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/brand/4015407570
18		"/path/to/apiclient_key.pem", // 品牌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/brand/4015453439
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 := &ExpandUserPackageRequest{
28		UserPackageId: wxpay_brand_utility.String("01000100010000000007"),
29		UploadId:      wxpay_brand_utility.String("17587186700323d11ac17d8d3d4c8c4e5a250c3e804977e89af6a05ffa93751d0ec0179ca8"),
30	}
31
32	response, err := ExpandUserPackage(config, request)
33	if err != nil {
34		fmt.Printf("请求失败: %+v\n", err)
35		// TODO: 请求失败，根据状态码执行不同的处理
36		return
37	}
38
39	// TODO: 请求成功，继续业务逻辑
40	fmt.Printf("请求成功: %+v\n", response)
41}
42
43func ExpandUserPackage(config *wxpay_brand_utility.BrandConfig, request *ExpandUserPackageRequest) (response *ExpandUserPackageResponse, err error) {
44	const (
45		host   = "https://api.mch.weixin.qq.com"
46		method = "POST"
47		path   = "/brand/marketing/user-package/user-packages/{user_package_id}/expand"
48	)
49
50	reqUrl, err := url.Parse(fmt.Sprintf("%s%s", host, path))
51	if err != nil {
52		return nil, err
53	}
54	reqUrl.Path = strings.Replace(reqUrl.Path, "{user_package_id}", url.PathEscape(*request.UserPackageId), -1)
55	reqBody, err := json.Marshal(request)
56	if err != nil {
57		return nil, err
58	}
59	httpRequest, err := http.NewRequest(method, reqUrl.String(), bytes.NewReader(reqBody))
60	if err != nil {
61		return nil, err
62	}
63	httpRequest.Header.Set("Accept", "application/json")
64	httpRequest.Header.Set("Wechatpay-Serial", config.WechatPayPublicKeyId())
65	httpRequest.Header.Set("Content-Type", "application/json")
66	authorization, err := wxpay_brand_utility.BuildAuthorization(config.BrandId(), config.CertificateSerialNo(), config.PrivateKey(), method, reqUrl.RequestURI(), reqBody)
67	if err != nil {
68		return nil, err
69	}
70	httpRequest.Header.Set("Authorization", authorization)
71
72	client := &http.Client{}
73	httpResponse, err := client.Do(httpRequest)
74	if err != nil {
75		return nil, err
76	}
77	respBody, err := wxpay_brand_utility.ExtractResponseBody(httpResponse)
78	if err != nil {
79		return nil, err
80	}
81	if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
82		// 2XX 成功，验证应答签名
83		err = wxpay_brand_utility.ValidateResponse(
84			config.WechatPayPublicKeyId(),
85			config.WechatPayPublicKey(),
86			&httpResponse.Header,
87			respBody,
88		)
89		if err != nil {
90			return nil, err
91		}
92		response := &ExpandUserPackageResponse{}
93		if err := json.Unmarshal(respBody, response); err != nil {
94			return nil, err
95		}
96
97		return response, nil
98	} else {
99		return nil, wxpay_brand_utility.NewApiException(
100			httpResponse.StatusCode,
101			httpResponse.Header,
102			respBody,
103		)
104	}
105}
106
107type ExpandUserPackageRequest struct {
108	UserPackageId *string `json:"user_package_id,omitempty"`
109	UploadId      *string `json:"upload_id,omitempty"`
110}
111
112func (o *ExpandUserPackageRequest) MarshalJSON() ([]byte, error) {
113	type Alias ExpandUserPackageRequest
114	a := &struct {
115		UserPackageId *string `json:"user_package_id,omitempty"`
116		*Alias
117	}{
118		// 序列化时移除非 Body 字段
119		UserPackageId: nil,
120		Alias:         (*Alias)(o),
121	}
122	return json.Marshal(a)
123}
124
125type ExpandUserPackageResponse struct {
126	ReturnMessage *string                  `json:"return_message,omitempty"`
127	State         *UserPackageProcessState `json:"state,omitempty"`
128}
129
130type UserPackageProcessState string
131
132func (e UserPackageProcessState) Ptr() *UserPackageProcessState {
133	return &e
134}
135
136const (
137	USERPACKAGEPROCESSSTATE_USER_PACKAGE_PROCESS_STATE_PROCESSING UserPackageProcessState = "USER_PACKAGE_PROCESS_STATE_PROCESSING"
138	USERPACKAGEPROCESSSTATE_USER_PACKAGE_PROCESS_STATE_FINISHED   UserPackageProcessState = "USER_PACKAGE_PROCESS_STATE_FINISHED"
139	USERPACKAGEPROCESSSTATE_USER_PACKAGE_PROCESS_STATE_FAILED     UserPackageProcessState = "USER_PACKAGE_PROCESS_STATE_FAILED"
140)
141