package encoder

// EncodeValue is a helper that handles conversion of values
// byte slices and strings are converted directly, everything else is marshalled
func EncodeValue(encoder Encoder, val any) ([]byte, error) {
	var v []byte

	if b, ok := val.([]byte); ok {
		v = b
	} else if s, ok := val.(string); ok {
		b = []byte(s)
	} else {
		return encoder.Marshal(val)
	}

	return v, nil
}

// DecodeValue is a helper that handles decoding of values
// byte slices and strings can be assigned directly
func DecodeValue(encoder Encoder, b []byte, v any) error {
	switch v := v.(type) {
	case *[]byte:
		if v != nil {
			*v = b
			return nil
		}
	case *string:
		if v != nil {
			*v = string(b)
			return nil
		}
	}

	return encoder.Unmarshal(b, v)
}