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values.go
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/
values.go
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package ecpay
import (
"net/url"
"sort"
"strings"
)
type LowerStringSlice []string
func (p LowerStringSlice) Len() int { return len(p) }
func (p LowerStringSlice) Less(i, j int) bool { return strings.ToLower(p[i]) < strings.ToLower(p[j]) }
func (p LowerStringSlice) Swap(i, j int) { p[i], p[j] = p[j], p[i] }
type ECPayValues struct {
url.Values
}
func NewECPayValuesFromMap(values map[string]string) *ECPayValues {
v := ECPayValues{Values: url.Values{}}
for key, value := range values {
v.Set(key, value)
}
return &v
}
func (v ECPayValues) ToMap() map[string]string {
result := make(map[string]string)
for key, val := range v.Values {
result[key] = val[0]
}
return result
}
func (v ECPayValues) Encode() string {
if v.Values == nil {
return ""
}
var buf strings.Builder
keys := make([]string, 0, len(v.Values))
for k := range v.Values {
keys = append(keys, k)
}
sort.Sort(LowerStringSlice(keys))
for _, k := range keys {
vs := v.Values[k]
//keyEscaped := url.QueryEscape(k)
keyEscaped := k
for _, v := range vs {
if buf.Len() > 0 {
buf.WriteByte('&')
}
buf.WriteString(keyEscaped)
buf.WriteByte('=')
buf.WriteString(v)
}
}
return buf.String()
}