/
response.go
161 lines (145 loc) · 3.3 KB
/
response.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
package apiclient
import (
"encoding/json"
"errors"
"io"
"io/ioutil"
"net/http"
"strings"
"github.com/go-apibox/api"
"github.com/bitly/go-simplejson"
)
type Response struct {
*http.Response
bodyData []byte
}
// String return response as raw string.
func (resp *Response) String() (string, error) {
if resp.bodyData == nil {
var err error
resp.bodyData, err = ioutil.ReadAll(resp.Body)
if err != nil {
return "", err
}
defer resp.Body.Close()
}
return string(resp.bodyData), nil
}
// Json return response as simplejson.
func (resp *Response) Json() (*simplejson.Json, error) {
if resp.bodyData == nil {
var err error
resp.bodyData, err = ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
defer resp.Body.Close()
}
j, err := simplejson.NewJson(resp.bodyData)
if err != nil {
return nil, err
}
return j, nil
}
// Result return response as api.Result.
func (resp *Response) Result() (*api.Result, error) {
if resp.bodyData == nil {
var err error
resp.bodyData, err = ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
defer resp.Body.Close()
}
var v api.Result
dec := json.NewDecoder(strings.NewReader(string(resp.bodyData)))
dec.UseNumber()
err := dec.Decode(&v)
if err != nil {
return nil, err
}
return &v, nil
}
// ParseData return the DATA of the result.
// If return code is not "ok", error return.
func (resp *Response) ParseData(dataKey string, data interface{}) error {
if resp.bodyData == nil {
var err error
resp.bodyData, err = ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
defer resp.Body.Close()
}
dec := json.NewDecoder(strings.NewReader(string(resp.bodyData)))
dec.UseNumber()
for {
t, err := dec.Token()
if err == io.EOF {
break
}
if err != nil {
return err
}
if v, ok := t.(string); ok {
switch v {
// case "ACTION":
// case "MESSAGE":
case "CODE":
t, err := dec.Token()
if err != nil {
return err
}
if code, ok := t.(string); ok {
if code != "ok" {
// 直接返回API错误
var v api.Result
dec := json.NewDecoder(strings.NewReader(string(resp.bodyData)))
dec.UseNumber()
err := dec.Decode(&v)
if err != nil {
return err
}
return api.NewError(v.CODE, v.MESSAGE)
}
}
case "DATA":
if dataKey == "" {
if err := dec.Decode(data); err != nil {
return err
}
return nil
} else {
// 查找分隔符
t, err := dec.Token()
if err != nil {
return err
}
if _, ok := t.(json.Delim); !ok {
return errors.New("data key not found: " + dataKey)
}
// 查找key
for {
t, err = dec.Token()
if err != nil {
return err
}
if v, ok := t.(string); ok && v == dataKey {
// 取值
if err := dec.Decode(data); err != nil {
return err
}
return nil
}
}
return errors.New("data key not found: " + dataKey)
}
}
}
}
return errors.New("data key not found: " + dataKey)
}
// RequestId return request id in response header.
func (resp *Response) RequestId() string {
return resp.Header.Get("X-Request-Id")
}