/*
 * Copyright 2026 Oleg Borodin <onborodin@gmail.com>
 *
 * This work is published and licensed under a Creative Commons
 * Attribution-NonCommercial-NoDerivatives 4.0 International License.
 *
 * Distribution of this work is permitted, but commercial use and
 * modifications are strictly prohibited.
 */
package filecli

import (
	"encoding/base64"
)

type Authenticator interface {
	MakeHeader(user, pass string) (key, value string, err error)
}

type BasicAuthenticator struct{}

func NewBasicAuthenticator() *BasicAuthenticator {
	return &BasicAuthenticator{}
}

func (auth *BasicAuthenticator) MakeHeader(user, pass string) (string, string, error) {
	pair := base64.StdEncoding.EncodeToString([]byte(user + ":" + pass))
	return "Authorization", "Basic " + pair, nil
}