查询子商户强化尽调单信息

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 * 查询子商户强化尽调单信息
24 */
25public class QueryEnhanceDueDiligence {
26  private static String HOST = "https://api.mch.weixin.qq.com";
27  private static String METHOD = "GET";
28  private static String PATH = "/v3/mch-operation-manage/enhanced-due-diligence/{due_diligence_id}";
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    QueryEnhanceDueDiligence client = new QueryEnhanceDueDiligence(
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      "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
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    QueryEnhanceDueDiligenceRequest request = new QueryEnhanceDueDiligenceRequest();
41    request.dueDiligenceId = "123000110_2_2190381dakdajois1283i12jo";
42    request.subMchid = "123000110";
43    try {
44      EnhancedDueDiligence response = client.run(request);
45
46      // TODO: 请求成功，继续业务逻辑
47      System.out.println(response);
48    } catch (WXPayUtility.ApiException e) {
49      // TODO: 请求失败，根据状态码执行不同的逻辑
50      e.printStackTrace();
51    }
52  }
53
54  public EnhancedDueDiligence run(QueryEnhanceDueDiligenceRequest request) {
55    String uri = PATH;
56    uri = uri.replace("{due_diligence_id}", WXPayUtility.urlEncode(request.dueDiligenceId));
57    Map<String, Object> args = new HashMap<>();
58    args.put("sub_mchid", request.subMchid);
59    uri = uri + "?" + WXPayUtility.urlEncode(args);
60
61    Request.Builder reqBuilder = new Request.Builder().url(HOST + uri);
62    reqBuilder.addHeader("Accept", "application/json");
63    reqBuilder.addHeader("Wechatpay-Serial", wechatPayPublicKeyId);
64    reqBuilder.addHeader("Authorization", WXPayUtility.buildAuthorization(mchid, certificateSerialNo, privateKey, METHOD, uri, null));
65    reqBuilder.method(METHOD, null);
66    Request httpRequest = reqBuilder.build();
67
68    // 发送HTTP请求
69    OkHttpClient client = new OkHttpClient.Builder().build();
70    try (Response httpResponse = client.newCall(httpRequest).execute()) {
71      String respBody = WXPayUtility.extractBody(httpResponse);
72      if (httpResponse.code() >= 200 && httpResponse.code() < 300) {
73        // 2XX 成功，验证应答签名
74        WXPayUtility.validateResponse(this.wechatPayPublicKeyId, this.wechatPayPublicKey,
75            httpResponse.headers(), respBody);
76
77        // 从HTTP应答报文构建返回数据
78        return WXPayUtility.fromJson(respBody, EnhancedDueDiligence.class);
79      } else {
80        throw new WXPayUtility.ApiException(httpResponse.code(), respBody, httpResponse.headers());
81      }
82    } catch (IOException e) {
83      throw new UncheckedIOException("Sending request to " + uri + " failed.", e);
84    }
85  }
86
87  private final String mchid;
88  private final String certificateSerialNo;
89  private final PrivateKey privateKey;
90  private final String wechatPayPublicKeyId;
91  private final PublicKey wechatPayPublicKey;
92
93  public QueryEnhanceDueDiligence(String mchid, String certificateSerialNo, String privateKeyFilePath, String wechatPayPublicKeyId, String wechatPayPublicKeyFilePath) {
94    this.mchid = mchid;
95    this.certificateSerialNo = certificateSerialNo;
96    this.privateKey = WXPayUtility.loadPrivateKeyFromPath(privateKeyFilePath);
97    this.wechatPayPublicKeyId = wechatPayPublicKeyId;
98    this.wechatPayPublicKey = WXPayUtility.loadPublicKeyFromPath(wechatPayPublicKeyFilePath);
99  }
100
101  public static class QueryEnhanceDueDiligenceRequest {
102    @SerializedName("sub_mchid")
103    @Expose(serialize = false)
104    public String subMchid;
105  
106    @SerializedName("due_diligence_id")
107    @Expose(serialize = false)
108    public String dueDiligenceId;
109  }
110  
111  public static class EnhancedDueDiligence {
112    @SerializedName("due_diligence_id")
113    public String dueDiligenceId;
114  
115    @SerializedName("sub_mchid")
116    public String subMchid;
117  
118    @SerializedName("due_diligence_state")
119    public EnumTypeDueDiligenceState dueDiligenceState;
120  
121    @SerializedName("reject_reason")
122    public String rejectReason;
123  
124    @SerializedName("deadline_time")
125    public String deadlineTime;
126  
127    @SerializedName("terminal_time")
128    public String terminalTime;
129  
130    @SerializedName("submit_time")
131    public String submitTime;
132  
133    @SerializedName("reject_time")
134    public String rejectTime;
135  
136    @SerializedName("complete_time")
137    public String completeTime;
138  
139    @SerializedName("submission_template")
140    public String submissionTemplate;
141  
142    @SerializedName("submission_data")
143    public String submissionData;
144  }
145  
146  public enum EnumTypeDueDiligenceState {
147    @SerializedName("DUE_DILIGENCE_STATE_COLLECTING")
148    DUE_DILIGENCE_STATE_COLLECTING,
149    @SerializedName("DUE_DILIGENCE_STATE_AUDITING")
150    DUE_DILIGENCE_STATE_AUDITING,
151    @SerializedName("DUE_DILIGENCE_STATE_REJECTED")
152    DUE_DILIGENCE_STATE_REJECTED,
153    @SerializedName("DUE_DILIGENCE_STATE_EXPIRED")
154    DUE_DILIGENCE_STATE_EXPIRED,
155    @SerializedName("DUE_DILIGENCE_STATE_CANCELLED")
156    DUE_DILIGENCE_STATE_CANCELLED,
157    @SerializedName("DUE_DILIGENCE_STATE_FINISHED")
158    DUE_DILIGENCE_STATE_FINISHED
159  }
160  
161}
162

1package main
2
3import (
4	"demo/wxpay_utility" // 引用微信支付工具库，参考 https://pay.weixin.qq.com/doc/v3/partner/4015119446
5	"encoding/json"
6	"fmt"
7	"net/http"
8	"net/url"
9	"strings"
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/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 := &QueryEnhanceDueDiligenceRequest{
28		SubMchid:       wxpay_utility.String("123000110"),
29		DueDiligenceId: wxpay_utility.String("123000110_2_2190381dakdajois1283i12jo"),
30	}
31
32	response, err := QueryEnhanceDueDiligence(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 QueryEnhanceDueDiligence(config *wxpay_utility.MchConfig, request *QueryEnhanceDueDiligenceRequest) (response *EnhancedDueDiligence, err error) {
44	const (
45		host   = "https://api.mch.weixin.qq.com"
46		method = "GET"
47		path   = "/v3/mch-operation-manage/enhanced-due-diligence/{due_diligence_id}"
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, "{due_diligence_id}", url.PathEscape(*request.DueDiligenceId), -1)
55	query := reqUrl.Query()
56	query.Add("sub_mchid", *request.SubMchid)
57	reqUrl.RawQuery = query.Encode()
58	httpRequest, err := http.NewRequest(method, reqUrl.String(), nil)
59	if err != nil {
60		return nil, err
61	}
62	httpRequest.Header.Set("Accept", "application/json")
63	httpRequest.Header.Set("Wechatpay-Serial", config.WechatPayPublicKeyId())
64	authorization, err := wxpay_utility.BuildAuthorization(config.MchId(), config.CertificateSerialNo(), config.PrivateKey(), method, reqUrl.RequestURI(), nil)
65	if err != nil {
66		return nil, err
67	}
68	httpRequest.Header.Set("Authorization", authorization)
69
70	client := &http.Client{}
71	httpResponse, err := client.Do(httpRequest)
72	if err != nil {
73		return nil, err
74	}
75
76	respBody, err := wxpay_utility.ExtractResponseBody(httpResponse)
77	if err != nil {
78		return nil, err
79	}
80
81	if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
82		// 2XX 成功，验证应答签名
83		err = wxpay_utility.ValidateResponse(
84			config.WechatPayPublicKeyId(),
85			config.WechatPayPublicKey(),
86			&httpResponse.Header,
87			respBody,
88		)
89		if err != nil {
90			return nil, err
91		}
92
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_utility.NewApiException(
100			httpResponse.StatusCode,
101			httpResponse.Header,
102			respBody,
103		)
104	}
105}
106
107type QueryEnhanceDueDiligenceRequest struct {
108	SubMchid       *string `json:"sub_mchid,omitempty"`
109	DueDiligenceId *string `json:"due_diligence_id,omitempty"`
110}
111
112func (o *QueryEnhanceDueDiligenceRequest) MarshalJSON() ([]byte, error) {
113	type Alias QueryEnhanceDueDiligenceRequest
114	a := &struct {
115		SubMchid       *string `json:"sub_mchid,omitempty"`
116		DueDiligenceId *string `json:"due_diligence_id,omitempty"`
117		*Alias
118	}{
119		// 序列化时移除非 Body 字段
120		SubMchid:       nil,
121		DueDiligenceId: nil,
122		Alias:          (*Alias)(o),
123	}
124	return json.Marshal(a)
125}
126
127type EnhancedDueDiligence struct {
128	DueDiligenceId     *string                    `json:"due_diligence_id,omitempty"`
129	SubMchid           *string                    `json:"sub_mchid,omitempty"`
130	DueDiligenceState  *EnumTypeDueDiligenceState `json:"due_diligence_state,omitempty"`
131	RejectReason       *string                    `json:"reject_reason,omitempty"`
132	DeadlineTime       *time.Time                 `json:"deadline_time,omitempty"`
133	TerminalTime       *time.Time                 `json:"terminal_time,omitempty"`
134	SubmitTime         *time.Time                 `json:"submit_time,omitempty"`
135	RejectTime         *time.Time                 `json:"reject_time,omitempty"`
136	CompleteTime       *time.Time                 `json:"complete_time,omitempty"`
137	SubmissionTemplate *string                    `json:"submission_template,omitempty"`
138	SubmissionData     *string                    `json:"submission_data,omitempty"`
139}
140
141type EnumTypeDueDiligenceState string
142
143func (e EnumTypeDueDiligenceState) Ptr() *EnumTypeDueDiligenceState {
144	return &e
145}
146
147const (
148	ENUMTYPEDUEDILIGENCESTATE_DUE_DILIGENCE_STATE_COLLECTING EnumTypeDueDiligenceState = "DUE_DILIGENCE_STATE_COLLECTING"
149	ENUMTYPEDUEDILIGENCESTATE_DUE_DILIGENCE_STATE_AUDITING   EnumTypeDueDiligenceState = "DUE_DILIGENCE_STATE_AUDITING"
150	ENUMTYPEDUEDILIGENCESTATE_DUE_DILIGENCE_STATE_REJECTED   EnumTypeDueDiligenceState = "DUE_DILIGENCE_STATE_REJECTED"
151	ENUMTYPEDUEDILIGENCESTATE_DUE_DILIGENCE_STATE_EXPIRED    EnumTypeDueDiligenceState = "DUE_DILIGENCE_STATE_EXPIRED"
152	ENUMTYPEDUEDILIGENCESTATE_DUE_DILIGENCE_STATE_CANCELLED  EnumTypeDueDiligenceState = "DUE_DILIGENCE_STATE_CANCELLED"
153	ENUMTYPEDUEDILIGENCESTATE_DUE_DILIGENCE_STATE_FINISHED   EnumTypeDueDiligenceState = "DUE_DILIGENCE_STATE_FINISHED"
154)
155

1curl -X GET \
2  https://api.mch.weixin.qq.com/v3/mch-operation-manage/enhanced-due-diligence/123000110_2_2190381dakdajois1283i12jo?sub_mchid=123000110 \
3  -H "Authorization: WECHATPAY2-SHA256-RSA2048 mchid=\"1900000001\",..." \
4  -H "Accept: application/json" 
5