1package main
2
3import (
4 "demo/wxpay_utility"
5 "encoding/json"
6 "fmt"
7 "net/http"
8 "net/url"
9 "time"
10)
11
12func main() {
13
14 config, err := wxpay_utility.CreateMchConfig(
15 "19xxxxxxxx",
16 "1DDE55AD98Exxxxxxxxxx",
17 "/path/to/apiclient_key.pem",
18 "PUB_KEY_ID_xxxxxxxxxxxxx",
19 "/path/to/wxp_pub.pem",
20 )
21 if err != nil {
22 fmt.Println(err)
23 return
24 }
25
26 request := &QueryReturnOrderRequest{
27 SubMchid: wxpay_utility.String("1900000109"),
28 OutReturnNo: wxpay_utility.String("R20190516001"),
29 OrderId: wxpay_utility.String("4208450740201411110007820472"),
30 OutOrderNo: wxpay_utility.String("P20190806125346"),
31 }
32
33 response, err := QueryReturnOrder(config, request)
34 if err != nil {
35 fmt.Printf("请求失败: %+v\n", err)
36
37 return
38 }
39
40
41 fmt.Printf("请求成功: %+v\n", response)
42}
43
44func QueryReturnOrder(config *wxpay_utility.MchConfig, request *QueryReturnOrderRequest) (response *QueryReturnOrderResponse, err error) {
45 const (
46 host = "https://api.mch.weixin.qq.com"
47 method = "GET"
48 path = "/v3/brand/profitsharing/returnorders"
49 )
50
51 reqUrl, err := url.Parse(fmt.Sprintf("%s%s", host, path))
52 if err != nil {
53 return nil, err
54 }
55 query := reqUrl.Query()
56 if request.SubMchid != nil {
57 query.Add("sub_mchid", *request.SubMchid)
58 }
59 if request.OutReturnNo != nil {
60 query.Add("out_return_no", *request.OutReturnNo)
61 }
62 if request.OrderId != nil {
63 query.Add("order_id", *request.OrderId)
64 }
65 if request.OutOrderNo != nil {
66 query.Add("out_order_no", *request.OutOrderNo)
67 }
68 reqUrl.RawQuery = query.Encode()
69 httpRequest, err := http.NewRequest(method, reqUrl.String(), nil)
70 if err != nil {
71 return nil, err
72 }
73 httpRequest.Header.Set("Accept", "application/json")
74 httpRequest.Header.Set("Wechatpay-Serial", config.WechatPayPublicKeyId())
75 authorization, err := wxpay_utility.BuildAuthorization(config.MchId(), config.CertificateSerialNo(), config.PrivateKey(), method, reqUrl.RequestURI(), nil)
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 respBody, err := wxpay_utility.ExtractResponseBody(httpResponse)
87 if err != nil {
88 return nil, err
89 }
90 if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
91
92 err = wxpay_utility.ValidateResponse(
93 config.WechatPayPublicKeyId(),
94 config.WechatPayPublicKey(),
95 &httpResponse.Header,
96 respBody,
97 )
98 if err != nil {
99 return nil, err
100 }
101 response := &QueryReturnOrderResponse{}
102 if err := json.Unmarshal(respBody, response); err != nil {
103 return nil, err
104 }
105
106 return response, nil
107 } else {
108 return nil, wxpay_utility.NewApiException(
109 httpResponse.StatusCode,
110 httpResponse.Header,
111 respBody,
112 )
113 }
114}
115
116type QueryReturnOrderRequest struct {
117 SubMchid *string `json:"sub_mchid,omitempty"`
118 OutReturnNo *string `json:"out_return_no,omitempty"`
119 OrderId *string `json:"order_id,omitempty"`
120 OutOrderNo *string `json:"out_order_no,omitempty"`
121}
122
123func (o *QueryReturnOrderRequest) MarshalJSON() ([]byte, error) {
124 type Alias QueryReturnOrderRequest
125 a := &struct {
126 SubMchid *string `json:"sub_mchid,omitempty"`
127 OutReturnNo *string `json:"out_return_no,omitempty"`
128 OrderId *string `json:"order_id,omitempty"`
129 OutOrderNo *string `json:"out_order_no,omitempty"`
130 *Alias
131 }{
132
133 SubMchid: nil,
134 OutReturnNo: nil,
135 OrderId: nil,
136 OutOrderNo: nil,
137 Alias: (*Alias)(o),
138 }
139 return json.Marshal(a)
140}
141
142type QueryReturnOrderResponse struct {
143 SubMchid *string `json:"sub_mchid,omitempty"`
144 OrderId *string `json:"order_id,omitempty"`
145 OutOrderNo *string `json:"out_order_no,omitempty"`
146 OutReturnNo *string `json:"out_return_no,omitempty"`
147 ReturnNo *string `json:"return_no,omitempty"`
148 ReturnMchid *string `json:"return_mchid,omitempty"`
149 Amount *int64 `json:"amount,omitempty"`
150 Result *string `json:"result,omitempty"`
151 FailReason *string `json:"fail_reason,omitempty"`
152 FinishTime *time.Time `json:"finish_time,omitempty"`
153}
154
