<?php
/**
 * SuiteCRM is a customer relationship management program developed by SalesAgility Ltd.
 * Copyright (C) 2021 SalesAgility Ltd.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SALESAGILITY, SALESAGILITY DISCLAIMS THE
 * WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License
 * version 3, these Appropriate Legal Notices must retain the display of the
 * "Supercharged by SuiteCRM" logo. If the display of the logos is not reasonably
 * feasible for technical reasons, the Appropriate Legal Notices must display
 * the words "Supercharged by SuiteCRM".
 */


namespace App\Themes\Service;

use Symfony\Component\Finder\Finder;
use Symfony\Component\Finder\SplFileInfo;

class ThemeImageFinder
{

    /**
     * @var string[]
     */
    private $themeImageSupportedTypes;

    /**
     * ThemeImageFinder constructor.
     * @param array $themeImageSupportedTypes
     */
    public function __construct(array $themeImageSupportedTypes)
    {
        $this->themeImageSupportedTypes = $themeImageSupportedTypes;

    }

    /**
     * Get list of existing images
     * @param $fullPath
     * @return SplFileInfo[]
     */
    public function find($fullPath): iterable
    {
        if (!is_dir($fullPath)) {
            return [];
        }

        $finder = new Finder();
        $finder->files();

        foreach ($this->themeImageSupportedTypes as $extension) {
            $finder->name("*.$extension");
        }

        $finder->in($fullPath);

        return $finder->getIterator();
    }
}