<?php

/*

 * This file is part of the Symfony package.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Sensio\Bundle\DistributionBundle\Configurator\Step;

use Symfony\Component\Form\Type\FormTypeInterface;

/**

 * StepInterface.

 *

 * @author Marc Weistroff <marc.weistroff@sensio.com>

 */

interface StepInterface

{

    /**

     * __construct

     *

     * @param array $parameters

     */

    function __construct(array $parameters);

    /**

     * Returns the form used for configuration.

     *

     * @return FormTypeInterface

     */

    function getFormType();

    /**

     * Checks for requirements.

     *

     * @return array

     */

    function checkRequirements();

    /**

     * Checks for optional setting it could be nice to have.

     *

     * @return array

     */

    function checkOptionalSettings();

    /**

     * Returns the template to be renderer for this step.

     *

     * @return string

     */

    function getTemplate();

    /**

     * Updates form data parameters.

     *

     * @param array $parameters

     * @return array

     */

    function update(StepInterface $data);

}