
1package main
2
3import (
4	"demo/wxpay_utility" 
5	"encoding/json"
6	"fmt"
7	"net/http"
8	"net/url"
9	"strings"
10	"time"
11)
12
13func main() {
14	
15	config, err := wxpay_utility.CreateMchConfig(
16		"19xxxxxxxx",                 
17		"1DDE55AD98Exxxxxxxxxx",      
18		"/path/to/apiclient_key.pem", 
19		"PUB_KEY_ID_xxxxxxxxxxxxx",   
20		"/path/to/wxp_pub.pem",       
21	)
22	if err != nil {
23		fmt.Println(err)
24		return
25	}
26
27	request := &QueryReturnOrderRequest{
28		SubMchid:    wxpay_utility.String("1900000109"),
29		OutReturnNo: wxpay_utility.String("R20190516001"),
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 *ReturnOrdersEntity, err error) {
45	const (
46		host   = "https://api.mch.weixin.qq.com"
47		method = "GET"
48		path   = "/v3/profitsharing/return-orders/{out_return_no}"
49	)
50
51	reqUrl, err := url.Parse(fmt.Sprintf("%s%s", host, path))
52	if err != nil {
53		return nil, err
54	}
55	reqUrl.Path = strings.Replace(reqUrl.Path, "{out_return_no}", url.PathEscape(*request.OutReturnNo), -1)
56	query := reqUrl.Query()
57	if request.SubMchid != nil {
58		query.Add("sub_mchid", *request.SubMchid)
59	}
60	if request.OutOrderNo != nil {
61		query.Add("out_order_no", *request.OutOrderNo)
62	}
63	reqUrl.RawQuery = query.Encode()
64	httpRequest, err := http.NewRequest(method, reqUrl.String(), nil)
65	if err != nil {
66		return nil, err
67	}
68	httpRequest.Header.Set("Accept", "application/json")
69	httpRequest.Header.Set("Wechatpay-Serial", config.WechatPayPublicKeyId())
70	authorization, err := wxpay_utility.BuildAuthorization(config.MchId(), config.CertificateSerialNo(), config.PrivateKey(), method, reqUrl.RequestURI(), nil)
71	if err != nil {
72		return nil, err
73	}
74	httpRequest.Header.Set("Authorization", authorization)
75
76	client := &http.Client{}
77	httpResponse, err := client.Do(httpRequest)
78	if err != nil {
79		return nil, err
80	}
81	respBody, err := wxpay_utility.ExtractResponseBody(httpResponse)
82	if err != nil {
83		return nil, err
84	}
85	if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
86		
87		err = wxpay_utility.ValidateResponse(
88			config.WechatPayPublicKeyId(),
89			config.WechatPayPublicKey(),
90			&httpResponse.Header,
91			respBody,
92		)
93		if err != nil {
94			return nil, err
95		}
96		response := &ReturnOrdersEntity{}
97		if err := json.Unmarshal(respBody, response); err != nil {
98			return nil, err
99		}
100
101		return response, nil
102	} else {
103		return nil, wxpay_utility.NewApiException(
104			httpResponse.StatusCode,
105			httpResponse.Header,
106			respBody,
107		)
108	}
109}
110
111type QueryReturnOrderRequest struct {
112	SubMchid    *string `json:"sub_mchid,omitempty"`
113	OutReturnNo *string `json:"out_return_no,omitempty"`
114	OutOrderNo  *string `json:"out_order_no,omitempty"`
115}
116
117func (o *QueryReturnOrderRequest) MarshalJSON() ([]byte, error) {
118	type Alias QueryReturnOrderRequest
119	a := &struct {
120		SubMchid    *string `json:"sub_mchid,omitempty"`
121		OutReturnNo *string `json:"out_return_no,omitempty"`
122		OutOrderNo  *string `json:"out_order_no,omitempty"`
123		*Alias
124	}{
125		
126		SubMchid:    nil,
127		OutReturnNo: nil,
128		OutOrderNo:  nil,
129		Alias:       (*Alias)(o),
130	}
131	return json.Marshal(a)
132}
133
134type ReturnOrdersEntity struct {
135	SubMchid    *string                `json:"sub_mchid,omitempty"`
136	OrderId     *string                `json:"order_id,omitempty"`
137	OutOrderNo  *string                `json:"out_order_no,omitempty"`
138	OutReturnNo *string                `json:"out_return_no,omitempty"`
139	ReturnId    *string                `json:"return_id,omitempty"`
140	ReturnMchid *string                `json:"return_mchid,omitempty"`
141	Amount      *int64                 `json:"amount,omitempty"`
142	Description *string                `json:"description,omitempty"`
143	Result      *ReturnOrderStatus     `json:"result,omitempty"`
144	FailReason  *ReturnOrderFailReason `json:"fail_reason,omitempty"`
145	CreateTime  *time.Time             `json:"create_time,omitempty"`
146	FinishTime  *time.Time             `json:"finish_time,omitempty"`
147}
148
149type ReturnOrderStatus string
150
151func (e ReturnOrderStatus) Ptr() *ReturnOrderStatus {
152	return &e
153}
154
155const (
156	RETURNORDERSTATUS_PROCESSING ReturnOrderStatus = "PROCESSING"
157	RETURNORDERSTATUS_SUCCESS    ReturnOrderStatus = "SUCCESS"
158	RETURNORDERSTATUS_FAILED     ReturnOrderStatus = "FAILED"
159)
160
161type ReturnOrderFailReason string
162
163func (e ReturnOrderFailReason) Ptr() *ReturnOrderFailReason {
164	return &e
165}
166
167const (
168	RETURNORDERFAILREASON_ACCOUNT_ABNORMAL       ReturnOrderFailReason = "ACCOUNT_ABNORMAL"
169	RETURNORDERFAILREASON_BALANCE_NOT_ENOUGH     ReturnOrderFailReason = "BALANCE_NOT_ENOUGH"
170	RETURNORDERFAILREASON_TIME_OUT_CLOSED        ReturnOrderFailReason = "TIME_OUT_CLOSED"
171	RETURNORDERFAILREASON_PAYER_ACCOUNT_ABNORMAL ReturnOrderFailReason = "PAYER_ACCOUNT_ABNORMAL"
172	RETURNORDERFAILREASON_INVALID_REQUEST        ReturnOrderFailReason = "INVALID_REQUEST"
173)
174