申请服务商资金账单

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

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 * 申请资金账单API
24 */
25public class GetFundFlowBill {
26  private static String HOST = "https://api.mch.weixin.qq.com";
27  private static String METHOD = "GET";
28  private static String PATH = "/v3/bill/fundflowbill";
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    GetFundFlowBill client = new GetFundFlowBill(
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    GetFundFlowBillRequest request = new GetFundFlowBillRequest();
42    request.billDate = "2019-06-11";
43    request.accountType = FundFlowBillAccountType.BASIC;
44    request.tarType = TarType.GZIP;
45    try {
46      QueryBillEntity response = client.run(request);
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 QueryBillEntity run(GetFundFlowBillRequest request) {
56    String uri = PATH;
57    Map<String, Object> args = new HashMap<>();
58    args.put("bill_date", request.billDate);
59    args.put("account_type", request.accountType);
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, QueryBillEntity.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 GetFundFlowBill(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 GetFundFlowBillRequest {
104    @SerializedName("bill_date")
105    @Expose(serialize = false)
106    public String billDate;
107  
108    @SerializedName("account_type")
109    @Expose(serialize = false)
110    public FundFlowBillAccountType accountType;
111  
112    @SerializedName("tar_type")
113    @Expose(serialize = false)
114    public TarType tarType;
115  }
116  
117  public static class QueryBillEntity {
118    @SerializedName("hash_type")
119    public HashType hashType;
120  
121    @SerializedName("hash_value")
122    public String hashValue;
123  
124    @SerializedName("download_url")
125    public String downloadUrl;
126  }
127  
128  public enum FundFlowBillAccountType {
129    @SerializedName("BASIC")
130    BASIC,
131    @SerializedName("OPERATION")
132    OPERATION,
133    @SerializedName("FEES")
134    FEES
135  }
136  
137  public enum TarType {
138    @SerializedName("GZIP")
139    GZIP
140  }
141  
142  public enum HashType {
143    @SerializedName("SHA1")
144    SHA1
145  }
146  
147}
148

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 := &GetFundFlowBillRequest{
26		BillDate:    wxpay_utility.String("2019-06-11"),
27		AccountType: FUNDFLOWBILLACCOUNTTYPE_BASIC.Ptr(),
28		TarType:     TARTYPE_GZIP.Ptr(),
29	}
30
31	response, err := GetFundFlowBill(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 GetFundFlowBill(config *wxpay_utility.MchConfig, request *GetFundFlowBillRequest) (response *QueryBillEntity, err error) {
43	const (
44		host   = "https://api.mch.weixin.qq.com"
45		method = "GET"
46		path   = "/v3/bill/fundflowbill"
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("bill_date", *request.BillDate)
55	query.Add("account_type", fmt.Sprintf("%v", *request.AccountType))
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	respBody, err := wxpay_utility.ExtractResponseBody(httpResponse)
76	if err != nil {
77		return nil, err
78	}
79	if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
80		// 2XX 成功，验证应答签名
81		err = wxpay_utility.ValidateResponse(
82			config.WechatPayPublicKeyId(),
83			config.WechatPayPublicKey(),
84			&httpResponse.Header,
85			respBody,
86		)
87		if err != nil {
88			return nil, err
89		}
90		response := &QueryBillEntity{}
91		if err := json.Unmarshal(respBody, response); err != nil {
92			return nil, err
93		}
94
95		return response, nil
96	} else {
97		return nil, wxpay_utility.NewApiException(
98			httpResponse.StatusCode,
99			httpResponse.Header,
100			respBody,
101		)
102	}
103}
104
105type GetFundFlowBillRequest struct {
106	BillDate    *string                  `json:"bill_date,omitempty"`
107	AccountType *FundFlowBillAccountType `json:"account_type,omitempty"`
108	TarType     *TarType                 `json:"tar_type,omitempty"`
109}
110
111func (o *GetFundFlowBillRequest) MarshalJSON() ([]byte, error) {
112	type Alias GetFundFlowBillRequest
113	a := &struct {
114		BillDate    *string                  `json:"bill_date,omitempty"`
115		AccountType *FundFlowBillAccountType `json:"account_type,omitempty"`
116		TarType     *TarType                 `json:"tar_type,omitempty"`
117		*Alias
118	}{
119		// 序列化时移除非 Body 字段
120		BillDate:    nil,
121		AccountType: nil,
122		TarType:     nil,
123		Alias:       (*Alias)(o),
124	}
125	return json.Marshal(a)
126}
127
128type QueryBillEntity struct {
129	HashType    *HashType `json:"hash_type,omitempty"`
130	HashValue   *string   `json:"hash_value,omitempty"`
131	DownloadUrl *string   `json:"download_url,omitempty"`
132}
133
134type FundFlowBillAccountType string
135
136func (e FundFlowBillAccountType) Ptr() *FundFlowBillAccountType {
137	return &e
138}
139
140const (
141	FUNDFLOWBILLACCOUNTTYPE_BASIC     FundFlowBillAccountType = "BASIC"
142	FUNDFLOWBILLACCOUNTTYPE_OPERATION FundFlowBillAccountType = "OPERATION"
143	FUNDFLOWBILLACCOUNTTYPE_FEES      FundFlowBillAccountType = "FEES"
144)
145
146type TarType string
147
148func (e TarType) Ptr() *TarType {
149	return &e
150}
151
152const (
153	TARTYPE_GZIP TarType = "GZIP"
154)
155
156type HashType string
157
158func (e HashType) Ptr() *HashType {
159	return &e
160}
161
162const (
163	HASHTYPE_SHA1 HashType = "SHA1"
164)
165