watchlist/Classes/Domain/ItemHandlerRegistry.php

<?php

declare(strict_types=1);

/*
 * Copyright (C) 2022 Daniel Siepmann <coding@daniel-siepmann.de>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

namespace WerkraumMedia\Watchlist\Domain;

class ItemHandlerRegistry
{
    /**
     * @var ItemHandlerInterface[]
     */
    private array $itemHandler = [];

    public function exists(string $type): bool
    {
        return isset($this->itemHandler[$type]);
    }

    public function get(string $type): ItemHandlerInterface
    {
        return $this->itemHandler[$type];
    }

    public function add(ItemHandlerInterface $itemHandler): void
    {
        $this->itemHandler[$itemHandler->handlesType()] = $itemHandler;
    }

    /**
     * @return string[]
     */
    public function getSupportedTypes(): array
    {
        return array_keys($this->itemHandler);
    }
}