申请分账账单

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 * 获取分账账单文件下载地址
24 */
25public class SplitBill {
26  private static String HOST = "https://api.mch.weixin.qq.com";
27  private static String METHOD = "GET";
28  private static String PATH = "/v3/profitsharing/bills";
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    SplitBill client = new SplitBill(
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    SplitBillRequest request = new SplitBillRequest();
41    request.subMchid = "19000000001";
42    request.billDate = "2019-06-11";
43    request.tarType = SplitBillTarType.GZIP;
44    try {
45      SplitBillResponse response = client.run(request);
46
47      // TODO: 请求成功，继续业务逻辑
48      System.out.println(response);
49    } catch (WXPayUtility.ApiException e) {
50      // TODO: 请求失败，根据状态码执行不同的逻辑
51      e.printStackTrace();
52    }
53  }
54
55  public SplitBillResponse run(SplitBillRequest request) {
56    String uri = PATH;
57    Map<String, Object> args = new HashMap<>();
58    args.put("sub_mchid", request.subMchid);
59    args.put("bill_date", request.billDate);
60    args.put("tar_type", request.tarType);
61    uri = uri + "?" + WXPayUtility.urlEncode(args);
62
63    Request.Builder reqBuilder = new Request.Builder().url(HOST + uri);
64    reqBuilder.addHeader("Accept", "application/json");
65    reqBuilder.addHeader("Wechatpay-Serial", wechatPayPublicKeyId);
66    reqBuilder.addHeader("Authorization", WXPayUtility.buildAuthorization(mchid, certificateSerialNo, privateKey, METHOD, uri, null));
67    reqBuilder.method(METHOD, null);
68    Request httpRequest = reqBuilder.build();
69
70    // 发送HTTP请求
71    OkHttpClient client = new OkHttpClient.Builder().build();
72    try (Response httpResponse = client.newCall(httpRequest).execute()) {
73      String respBody = WXPayUtility.extractBody(httpResponse);
74      if (httpResponse.code() >= 200 && httpResponse.code() < 300) {
75        // 2XX 成功，验证应答签名
76        WXPayUtility.validateResponse(this.wechatPayPublicKeyId, this.wechatPayPublicKey,
77            httpResponse.headers(), respBody);
78
79        // 从HTTP应答报文构建返回数据
80        return WXPayUtility.fromJson(respBody, SplitBillResponse.class);
81      } else {
82        throw new WXPayUtility.ApiException(httpResponse.code(), respBody, httpResponse.headers());
83      }
84    } catch (IOException e) {
85      throw new UncheckedIOException("Sending request to " + uri + " failed.", e);
86    }
87  }
88
89  private final String mchid;
90  private final String certificateSerialNo;
91  private final PrivateKey privateKey;
92  private final String wechatPayPublicKeyId;
93  private final PublicKey wechatPayPublicKey;
94
95  public SplitBill(String mchid, String certificateSerialNo, String privateKeyFilePath, String wechatPayPublicKeyId, String wechatPayPublicKeyFilePath) {
96    this.mchid = mchid;
97    this.certificateSerialNo = certificateSerialNo;
98    this.privateKey = WXPayUtility.loadPrivateKeyFromPath(privateKeyFilePath);
99    this.wechatPayPublicKeyId = wechatPayPublicKeyId;
100    this.wechatPayPublicKey = WXPayUtility.loadPublicKeyFromPath(wechatPayPublicKeyFilePath);
101  }
102
103  public static class SplitBillRequest {
104    @SerializedName("sub_mchid")
105    @Expose(serialize = false)
106    public String subMchid;
107  
108    @SerializedName("bill_date")
109    @Expose(serialize = false)
110    public String billDate;
111  
112    @SerializedName("tar_type")
113    @Expose(serialize = false)
114    public SplitBillTarType tarType;
115  }
116  
117  public static class SplitBillResponse {
118    @SerializedName("hash_type")
119    public SplitBillHashType hashType;
120  
121    @SerializedName("hash_value")
122    public String hashValue;
123  
124    @SerializedName("download_url")
125    public String downloadUrl;
126  }
127  
128  public enum SplitBillTarType {
129    @SerializedName("GZIP")
130    GZIP
131  }
132  
133  public enum SplitBillHashType {
134    @SerializedName("SHA1")
135    SHA1
136  }
137  
138}
139

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)
10
11func main() {
12	// TODO: 请准备商户开发必要参数，参考：https://pay.weixin.qq.com/doc/v3/partner/4013080340
13	config, err := wxpay_utility.CreateMchConfig(
14		"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
15		"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
16		"/path/to/apiclient_key.pem", // 商户API证书私钥文件路径，本地文件路径
17		"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
18		"/path/to/wxp_pub.pem",       // 微信支付公钥文件路径，本地文件路径
19	)
20	if err != nil {
21		fmt.Println(err)
22		return
23	}
24
25	request := &SplitBillRequest{
26		SubMchid: wxpay_utility.String("19000000001"),
27		BillDate: wxpay_utility.String("2019-06-11"),
28		TarType:  SPLITBILLTARTYPE_GZIP.Ptr(),
29	}
30
31	response, err := SplitBill(config, request)
32	if err != nil {
33		fmt.Printf("请求失败: %+v\n", err)
34		// TODO: 请求失败，根据状态码执行不同的处理
35		return
36	}
37
38	// TODO: 请求成功，继续业务逻辑
39	fmt.Printf("请求成功: %+v\n", response)
40}
41
42func SplitBill(config *wxpay_utility.MchConfig, request *SplitBillRequest) (response *SplitBillResponse, err error) {
43	const (
44		host   = "https://api.mch.weixin.qq.com"
45		method = "GET"
46		path   = "/v3/profitsharing/bills"
47	)
48
49	reqUrl, err := url.Parse(fmt.Sprintf("%s%s", host, path))
50	if err != nil {
51		return nil, err
52	}
53	query := reqUrl.Query()
54	query.Add("sub_mchid", *request.SubMchid)
55	query.Add("bill_date", *request.BillDate)
56	query.Add("tar_type", fmt.Sprintf("%v", *request.TarType))
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		response := &SplitBillResponse{}
94		if err := json.Unmarshal(respBody, response); err != nil {
95			return nil, err
96		}
97
98		return response, nil
99	} else {
100		return nil, wxpay_utility.NewApiException(
101			httpResponse.StatusCode,
102			httpResponse.Header,
103			respBody,
104		)
105	}
106}
107
108type SplitBillRequest struct {
109	SubMchid *string           `json:"sub_mchid,omitempty"`
110	BillDate *string           `json:"bill_date,omitempty"`
111	TarType  *SplitBillTarType `json:"tar_type,omitempty"`
112}
113
114func (o *SplitBillRequest) MarshalJSON() ([]byte, error) {
115	type Alias SplitBillRequest
116	a := &struct {
117		SubMchid *string           `json:"sub_mchid,omitempty"`
118		BillDate *string           `json:"bill_date,omitempty"`
119		TarType  *SplitBillTarType `json:"tar_type,omitempty"`
120		*Alias
121	}{
122		// 序列化时移除非 Body 字段
123		SubMchid: nil,
124		BillDate: nil,
125		TarType:  nil,
126		Alias:    (*Alias)(o),
127	}
128	return json.Marshal(a)
129}
130
131type SplitBillResponse struct {
132	HashType    *SplitBillHashType `json:"hash_type,omitempty"`
133	HashValue   *string            `json:"hash_value,omitempty"`
134	DownloadUrl *string            `json:"download_url,omitempty"`
135}
136
137type SplitBillTarType string
138
139func (e SplitBillTarType) Ptr() *SplitBillTarType {
140	return &e
141}
142
143const (
144	SPLITBILLTARTYPE_GZIP SplitBillTarType = "GZIP"
145)
146
147type SplitBillHashType string
148
149func (e SplitBillHashType) Ptr() *SplitBillHashType {
150	return &e
151}
152
153const (
154	SPLITBILLHASHTYPE_SHA1 SplitBillHashType = "SHA1"
155)
156

1curl -X GET \
2  https://api.mch.weixin.qq.com/v3/profitsharing/bills?sub_mchid=19000000001&bill_date=2019-06-11&tar_type=GZIP \
3  -H "Authorization: WECHATPAY2-SHA256-RSA2048 mchid=\"1900000001\",..." \
4  -H "Accept: application/json" 
5