freescout-notifier/internal/config/duration.go
2025-07-09 14:37:42 -04:00

47 lines
1 KiB
Go

package config
import (
"encoding/json"
"fmt"
"time"
)
// Duration wraps time.Duration to provide JSON marshaling/unmarshaling
type Duration struct {
time.Duration
}
// UnmarshalJSON implements json.Unmarshaler interface
func (d *Duration) UnmarshalJSON(b []byte) error {
var v interface{}
if err := json.Unmarshal(b, &v); err != nil {
return err
}
switch value := v.(type) {
case float64:
// Handle numeric values (nanoseconds)
d.Duration = time.Duration(value)
return nil
case string:
// Handle string values like "10s", "5m", "2h"
var err error
d.Duration, err = time.ParseDuration(value)
if err != nil {
return fmt.Errorf("invalid duration format '%s': %w", value, err)
}
return nil
default:
return fmt.Errorf("invalid duration value: %v", value)
}
}
// MarshalJSON implements json.Marshaler interface
func (d Duration) MarshalJSON() ([]byte, error) {
return json.Marshal(d.Duration.String())
}
// String returns the string representation
func (d Duration) String() string {
return d.Duration.String()
}