<?php

/**
 * Joomla! Content Management System
 *
 * @copyright  (C) 2018 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\CMS\Fields;

/**
 * The fields service.
 *
 * @since  4.0.0
 */
interface FieldsServiceInterface
{
    /**
     * Returns a valid section for the given section. If it is not valid then null
     * is returned.
     *
     * @param   string  $section  The section to get the mapping for
     * @param   object  $item     The item
     *
     * @return  string|null  The new section
     *
     * @since   4.0.0
     */
    public function validateSection($section, $item = null);

    /**
     * Returns valid contexts.
     *
     * @return  array
     *
     * @since   4.0.0
     */
    public function getContexts(): array;
}
