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package cliflags
import (
"fmt"
"strings"
)
type DateMethod string
const (
DateMethodNone DateMethod = "NONE"
DateMethodName DateMethod = "FILENAME"
DateMethodEXIF DateMethod = "EXIF"
DateMethodNameThenExif DateMethod = "FILENAME-EXIF"
DateMethodExifThenName DateMethod = "EXIF-FILENAME"
)
func (dm *DateMethod) Set(s string) error {
s = strings.TrimSpace(strings.ToUpper(s))
if s == "" {
s = string(DateMethodNone)
}
switch DateMethod(s) {
case DateMethodNone,
DateMethodEXIF,
DateMethodNameThenExif,
DateMethodExifThenName,
DateMethodName:
*dm = DateMethod(s)
return nil
default:
return fmt.Errorf("invalid DateMethod: %s, expecting NONE|FILENAME|EXIF|FILENAME-EXIF|EXIF-FILENAME", s)
}
}
func (dm *DateMethod) Type() string {
return "DateMethod"
}
func (dm *DateMethod) String() string {
return string(*dm)
}
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