package encoding

import "strings"

type Codec interface {
	Marshal(any) ([]byte, error)
	Unmarshal([]byte, any) error
	Name() string
}

var registeredCodecs = make(map[string]Codec)

func RegisterCodec(codec Codec) {
	if codec == nil {
		panic("cannot register a nil Codec")
	}
	if codec.Name() == "" {
		panic("cannot register Codec with empty string result for Name()")
	}
	contentSubType := strings.ToLower(codec.Name())
	registeredCodecs[contentSubType] = codec
}
func GetCodec(contentSubType string) Codec {
	return registeredCodecs[contentSubType]
}