/
reply.go
112 lines (94 loc) · 2.55 KB
/
reply.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
package gedis
import (
"errors"
"fmt"
redigo "github.com/garyburd/redigo/redis"
"github.com/grpc-boot/base"
"github.com/shopspring/decimal"
)
func BytesMap(result interface{}, err error) (map[string][]byte, error) {
values, err := redigo.Values(result, err)
if err != nil {
return nil, err
}
if len(values)%2 != 0 {
return nil, errors.New("redigo: BytesMap expects even number of values result")
}
m := make(map[string][]byte, len(values)/2)
for i := 0; i < len(values); i += 2 {
key, okKey := values[i].([]byte)
value, okValue := values[i+1].([]byte)
if !okKey || !okValue {
return nil, errors.New("redigo: BytesMap key not a bulk string value")
}
m[string(key)] = value
}
return m, nil
}
// String 转换为String
func String(reply interface{}, err error) (string, error) {
if err != nil {
return "", err
}
switch rt := reply.(type) {
case []byte:
return string(rt), nil
case string:
return rt, nil
case nil:
return "", nil
case redigo.Error:
return "", rt
}
return "", fmt.Errorf("redigo: unexpected type for String, got type %T", reply)
}
// Locations 转换为Location信息
func Locations(reply interface{}, err error) ([]Location, error) {
if err != nil {
return nil, err
}
values, err := redigo.Values(reply, err)
if err != nil {
return nil, err
}
locationList := make([]Location, 0, len(values))
for _, value := range values {
var (
val = value.([]interface{})
lngD, _ = decimal.NewFromString(base.Bytes2String(val[3].([]interface{})[0].([]byte)))
latD, _ = decimal.NewFromString(base.Bytes2String(val[3].([]interface{})[1].([]byte)))
loc = Location{
Member: base.Bytes2String(val[0].([]byte)),
Distance: base.Bytes2String(val[1].([]byte)),
Hash: val[2].(int64),
}
)
loc.Lng, _ = lngD.Round(6).Float64()
loc.Lat, _ = latD.Round(6).Float64()
locationList = append(locationList, loc)
}
return locationList, nil
}
// Positions 转换为Position信息
func Positions(reply interface{}, err error) ([]Position, error) {
if err != nil {
return nil, err
}
values, err := redigo.Values(reply, err)
if err != nil {
return nil, err
}
positionList := make([]Position, 0, len(values))
for _, value := range values {
var (
val = value.([]interface{})
p = Position{}
lngD, _ = decimal.NewFromString(base.Bytes2String(val[0].([]byte)))
latD, _ = decimal.NewFromString(base.Bytes2String(val[1].([]byte)))
)
p.Lng, _ = lngD.Round(6).Float64()
p.Lat, _ = latD.Round(6).Float64()
positionList = append(positionList, p)
}
return positionList, nil
}