请求赔付

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 * 请求赔付
24 */
25public class CompensationBillTransfer {
26  private static String HOST = "https://api.mch.weixin.qq.com";
27  private static String METHOD = "POST";
28  private static String PATH = "/v3/platsolution/ecommerce/mch-transfer/compensate-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    CompensationBillTransfer client = new CompensationBillTransfer(
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    TransferRequest request = new TransferRequest();
41    request.receiver = new ReceiverEntity();
42    request.receiver.type = ReceiverType.MERCHANT;
43    request.receiver.mchInfo = new MerchantInfo();
44    request.receiver.mchInfo.mchid = "1900001108";
45    request.outBillNo = "plfk2020042013";
46    request.amount = 10000L;
47    request.transferRemark = "直播违规扣罚";
48    request.sponsorMchid = "1900001109";
49    request.transferSceneId = "1001";
50    request.userRecvPerception = "退货运费补偿";
51    try {
52      MchTransferBillEntity response = client.run(request);
53
54      // TODO: 请求成功，继续业务逻辑
55      System.out.println(response);
56    } catch (WXPayUtility.ApiException e) {
57      // TODO: 请求失败，根据状态码执行不同的逻辑
58      e.printStackTrace();
59    }
60  }
61
62  public MchTransferBillEntity run(TransferRequest request) {
63    String uri = PATH;
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, MchTransferBillEntity.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 CompensationBillTransfer(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 TransferRequest {
109    @SerializedName("receiver")
110    public ReceiverEntity receiver;
111  
112    @SerializedName("out_bill_no")
113    public String outBillNo;
114  
115    @SerializedName("amount")
116    public Long amount;
117  
118    @SerializedName("transfer_remark")
119    public String transferRemark;
120  
121    @SerializedName("sponsor_mchid")
122    public String sponsorMchid;
123  
124    @SerializedName("transfer_scene_id")
125    public String transferSceneId;
126  
127    @SerializedName("user_recv_perception")
128    public String userRecvPerception;
129  }
130  
131  public static class MchTransferBillEntity {
132    @SerializedName("sp_mchid")
133    public String spMchid;
134  
135    @SerializedName("receiver_detail")
136    public ReceiverDetailInfo receiverDetail;
137  
138    @SerializedName("out_bill_no")
139    public String outBillNo;
140  
141    @SerializedName("amount")
142    public Long amount;
143  
144    @SerializedName("transfer_remark")
145    public String transferRemark;
146  
147    @SerializedName("bill_id")
148    public String billId;
149  
150    @SerializedName("state")
151    public TransferStatus state;
152  
153    @SerializedName("accept_time")
154    public String acceptTime;
155  
156    @SerializedName("success_time")
157    public String successTime;
158  
159    @SerializedName("sponsor_mchid")
160    public String sponsorMchid;
161  }
162  
163  public static class ReceiverEntity {
164    @SerializedName("type")
165    public ReceiverType type;
166  
167    @SerializedName("transaction_info")
168    public TransactionInfo transactionInfo;
169  }
170  
171  public static class ReceiverDetailInfo {
172    @SerializedName("receiver")
173    public ReceiverEntity receiver;
174  }
175  
176  public enum TransferStatus {
177    @SerializedName("ACCEPTED")
178    ACCEPTED,
179    @SerializedName("SUCCESS")
180    SUCCESS,
181    @SerializedName("CLOSED")
182    CLOSED,
183    @SerializedName("WAIT_USER_CONFIRM")
184    WAIT_USER_CONFIRM,
185    @SerializedName("CANCELING")
186    CANCELING,
187    @SerializedName("CANCELLED")
188    CANCELLED
189  }
190  
191  public enum ReceiverType {
192    @SerializedName("TRANSACTION_USER")
193    TRANSACTION_USER
194  }
195  
196  public static class TransactionInfo {
197    @SerializedName("transaction_id")
198    public String transactionId;
199  
200    @SerializedName("type")
201    public TransactionType type;
202  }
203  
204  public enum TransactionType {
205    @SerializedName("WXPAY")
206    WXPAY,
207    @SerializedName("WXVALUE")
208    WXVALUE
209  }
210  
211}
212

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	"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 := &TransferRequest{
28		Receiver: &ReceiverEntity{
29			Type: RECEIVERTYPE_MERCHANT.Ptr(),
30			MchInfo: &MerchantInfo{
31				Mchid: wxpay_utility.String("1900001108"),
32			},
33		},
34		OutBillNo:          wxpay_utility.String("plfk2020042013"),
35		Amount:             wxpay_utility.Int64(10000),
36		TransferRemark:     wxpay_utility.String("直播违规扣罚"),
37		SponsorMchid:       wxpay_utility.String("1900001109"),
38		TransferSceneId:    wxpay_utility.String("1001"),
39		UserRecvPerception: wxpay_utility.String("退货运费补偿"),
40	}
41
42	response, err := CompensationBillTransfer(config, request)
43	if err != nil {
44		fmt.Printf("请求失败: %+v\n", err)
45		// TODO: 请求失败，根据状态码执行不同的处理
46		return
47	}
48
49	// TODO: 请求成功，继续业务逻辑
50	fmt.Printf("请求成功: %+v\n", response)
51}
52
53func CompensationBillTransfer(config *wxpay_utility.MchConfig, request *TransferRequest) (response *MchTransferBillEntity, err error) {
54	const (
55		host   = "https://api.mch.weixin.qq.com"
56		method = "POST"
57		path   = "/v3/platsolution/ecommerce/mch-transfer/compensate-bills"
58	)
59
60	reqUrl, err := url.Parse(fmt.Sprintf("%s%s", host, path))
61	if err != nil {
62		return nil, err
63	}
64	reqBody, err := json.Marshal(request)
65	if err != nil {
66		return nil, err
67	}
68	httpRequest, err := http.NewRequest(method, reqUrl.String(), bytes.NewReader(reqBody))
69	if err != nil {
70		return nil, err
71	}
72	httpRequest.Header.Set("Accept", "application/json")
73	httpRequest.Header.Set("Wechatpay-Serial", config.WechatPayPublicKeyId())
74	httpRequest.Header.Set("Content-Type", "application/json")
75	authorization, err := wxpay_utility.BuildAuthorization(config.MchId(), config.CertificateSerialNo(), config.PrivateKey(), method, reqUrl.RequestURI(), reqBody)
76	if err != nil {
77		return nil, err
78	}
79	httpRequest.Header.Set("Authorization", authorization)
80
81	client := &http.Client{}
82	httpResponse, err := client.Do(httpRequest)
83	if err != nil {
84		return nil, err
85	}
86
87	respBody, err := wxpay_utility.ExtractResponseBody(httpResponse)
88	if err != nil {
89		return nil, err
90	}
91
92	if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
93		// 2XX 成功，验证应答签名
94		err = wxpay_utility.ValidateResponse(
95			config.WechatPayPublicKeyId(),
96			config.WechatPayPublicKey(),
97			&httpResponse.Header,
98			respBody,
99		)
100		if err != nil {
101			return nil, err
102		}
103
104		if err := json.Unmarshal(respBody, response); err != nil {
105			return nil, err
106		}
107
108		return response, nil
109	} else {
110		return nil, wxpay_utility.NewApiException(
111			httpResponse.StatusCode,
112			httpResponse.Header,
113			respBody,
114		)
115	}
116}
117
118type TransferRequest struct {
119	Receiver           *ReceiverEntity `json:"receiver,omitempty"`
120	OutBillNo          *string         `json:"out_bill_no,omitempty"`
121	Amount             *int64          `json:"amount,omitempty"`
122	TransferRemark     *string         `json:"transfer_remark,omitempty"`
123	SponsorMchid       *string         `json:"sponsor_mchid,omitempty"`
124	TransferSceneId    *string         `json:"transfer_scene_id,omitempty"`
125	UserRecvPerception *string         `json:"user_recv_perception,omitempty"`
126}
127
128type MchTransferBillEntity struct {
129	SpMchid        *string             `json:"sp_mchid,omitempty"`
130	ReceiverDetail *ReceiverDetailInfo `json:"receiver_detail,omitempty"`
131	OutBillNo      *string             `json:"out_bill_no,omitempty"`
132	Amount         *int64              `json:"amount,omitempty"`
133	TransferRemark *string             `json:"transfer_remark,omitempty"`
134	BillId         *string             `json:"bill_id,omitempty"`
135	State          *TransferStatus     `json:"state,omitempty"`
136	AcceptTime     *time.Time          `json:"accept_time,omitempty"`
137	SuccessTime    *time.Time          `json:"success_time,omitempty"`
138	SponsorMchid   *string             `json:"sponsor_mchid,omitempty"`
139}
140
141type ReceiverEntity struct {
142	Type            *ReceiverType    `json:"type,omitempty"`
143	TransactionInfo *TransactionInfo `json:"transaction_info,omitempty"`
144}
145
146type ReceiverDetailInfo struct {
147	Receiver *ReceiverEntity `json:"receiver,omitempty"`
148}
149
150type TransferStatus string
151
152func (e TransferStatus) Ptr() *TransferStatus {
153	return &e
154}
155
156const (
157	TRANSFERSTATUS_ACCEPTED          TransferStatus = "ACCEPTED"
158	TRANSFERSTATUS_SUCCESS           TransferStatus = "SUCCESS"
159	TRANSFERSTATUS_CLOSED            TransferStatus = "CLOSED"
160	TRANSFERSTATUS_WAIT_USER_CONFIRM TransferStatus = "WAIT_USER_CONFIRM"
161	TRANSFERSTATUS_CANCELING         TransferStatus = "CANCELING"
162	TRANSFERSTATUS_CANCELLED         TransferStatus = "CANCELLED"
163)
164
165type ReceiverType string
166
167func (e ReceiverType) Ptr() *ReceiverType {
168	return &e
169}
170
171const (
172	RECEIVERTYPE_TRANSACTION_USER ReceiverType = "TRANSACTION_USER"
173)
174
175type TransactionInfo struct {
176	TransactionId *string          `json:"transaction_id,omitempty"`
177	Type          *TransactionType `json:"type,omitempty"`
178}
179
180type TransactionType string
181
182func (e TransactionType) Ptr() *TransactionType {
183	return &e
184}
185
186const (
187	TRANSACTIONTYPE_WXPAY   TransactionType = "WXPAY"
188	TRANSACTIONTYPE_WXVALUE TransactionType = "WXVALUE"
189)
190

1curl -X POST \
2  https://api.mch.weixin.qq.com/v3/platsolution/ecommerce/mch-transfer/compensate-bills \
3  -H "Authorization: WECHATPAY2-SHA256-RSA2048 mchid=\"1900000001\",..." \
4  -H "Accept: application/json" \
5  -H "Content-Type: application/json" \
6  -d '{
7    "receiver" : {
8      "type" : "TRANSACTION_USER",
9      "transaction_info" : {
10        "transaction_id" : "1217752501201407033233368018",
11        "type" : "WXPAY"
12      }
13    },
14    "out_bill_no" : "plfk2020042013",
15    "amount" : 10000,
16    "transfer_remark" : "直播违规扣罚",
17    "sponsor_mchid" : "1900001109",
18    "transfer_scene_id" : "1001",
19    "user_recv_perception" : "退货运费补偿"
20  }'
21