package codec

import "io"

// CodecSelector interface provides a way to select encoder using the http
// request. Typically people can use this to check HEADER of the request and
// figure out client capabilities.
// Eg. "Accept-Encoding" tells about supported compressions.
type CodecSelector interface {
	SelectByReader(r io.Reader) Codec
	SelectByWriter(w io.Writer) Codec
}

type codecSelector struct {
}

func (_ *codecSelector) SelectByReader(_ io.Reader) Codec {
	return DefaultCodec
}

func (_ *codecSelector) SelectByWriter(_ io.Writer) Codec {
	return DefaultCodec
}

var DefaultCodecSelector = &codecSelector{}