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metadata.go
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metadata.go
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package metadata
import (
"fmt"
"strconv"
"time"
"github.com/go-gost/core/metadata"
)
type mapMetadata map[string]any
func NewMetadata(m map[string]any) metadata.Metadata {
return mapMetadata(m)
}
func (m mapMetadata) IsExists(key string) bool {
_, ok := m[key]
return ok
}
func (m mapMetadata) Set(key string, value any) {
m[key] = value
}
func (m mapMetadata) Get(key string) any {
if m != nil {
return m[key]
}
return nil
}
func GetBool(md metadata.Metadata, key string) (v bool) {
if md == nil || !md.IsExists(key) {
return
}
switch vv := md.Get(key).(type) {
case bool:
return vv
case int:
return vv != 0
case string:
v, _ = strconv.ParseBool(vv)
return
}
return
}
func GetInt(md metadata.Metadata, key string) (v int) {
if md == nil {
return
}
switch vv := md.Get(key).(type) {
case bool:
if vv {
v = 1
}
case int:
return vv
case string:
v, _ = strconv.Atoi(vv)
return
}
return
}
func GetFloat(md metadata.Metadata, key string) (v float64) {
if md == nil {
return
}
switch vv := md.Get(key).(type) {
case int:
return float64(vv)
case string:
v, _ = strconv.ParseFloat(vv, 64)
return
}
return
}
func GetDuration(md metadata.Metadata, key string) (v time.Duration) {
if md == nil {
return
}
switch vv := md.Get(key).(type) {
case int:
return time.Duration(vv) * time.Second
case string:
v, _ = time.ParseDuration(vv)
if v == 0 {
n, _ := strconv.Atoi(vv)
v = time.Duration(n) * time.Second
}
}
return
}
func GetString(md metadata.Metadata, key string) (v string) {
if md != nil {
v, _ = md.Get(key).(string)
}
return
}
func GetStrings(md metadata.Metadata, key string) (ss []string) {
switch v := md.Get(key).(type) {
case []string:
ss = v
case []any:
for _, vv := range v {
if s, ok := vv.(string); ok {
ss = append(ss, s)
}
}
}
return
}
func GetStringMap(md metadata.Metadata, key string) (m map[string]any) {
switch vv := md.Get(key).(type) {
case map[string]any:
return vv
case map[any]any:
m = make(map[string]any)
for k, v := range vv {
m[fmt.Sprintf("%v", k)] = v
}
}
return
}
func GetStringMapString(md metadata.Metadata, key string) (m map[string]string) {
switch vv := md.Get(key).(type) {
case map[string]any:
m = make(map[string]string)
for k, v := range vv {
m[k] = fmt.Sprintf("%v", v)
}
case map[any]any:
m = make(map[string]string)
for k, v := range vv {
m[fmt.Sprintf("%v", k)] = fmt.Sprintf("%v", v)
}
}
return
}