<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the MIT license.
 */

declare(strict_types=1);

namespace ProxyManager\Signature;

use ProxyManager\Inflector\Util\ParameterEncoder;
use ProxyManager\Inflector\Util\ParameterHasher;

/**
 * {@inheritDoc}
 *
 * @author Marco Pivetta <ocramius@gmail.com>
 * @license MIT
 */
final class SignatureGenerator implements SignatureGeneratorInterface
{
    /**
     * @var ParameterEncoder
     */
    private $parameterEncoder;

    /**
     * @var ParameterHasher
     */
    private $parameterHasher;

    /**
     * Constructor.
     */
    public function __construct()
    {
        $this->parameterEncoder = new ParameterEncoder();
        $this->parameterHasher  = new ParameterHasher();
    }

    /**
     * {@inheritDoc}
     */
    public function generateSignature(array $parameters) : string
    {
        return $this->parameterEncoder->encodeParameters($parameters);
    }

    /**
     * {@inheritDoc}
     */
    public function generateSignatureKey(array $parameters) : string
    {
        return $this->parameterHasher->hashParameters($parameters);
    }
}
