<?php

declare(strict_types=1);

/**
 * @copyright Copyright (c) 2023 Marcel Klehr <mklehr@gmx.net>
 *
 * @author Marcel Klehr <mklehr@gmx.net>
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 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 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/>.
 */


namespace OCP\LanguageModel;

use RuntimeException;

/**
 * This LanguageModel Provider implements topics synthesis
 * which outputs comma-separated topics for the passed text
 * @since 27.1.0
 */
interface ITopicsProvider extends ILanguageModelProvider {
	/**
	 * @param string $text The text to find topics for
	 * @returns string the topics, comma separated
	 * @since 27.1.0
	 * @throws RuntimeException If the text could not be transcribed
	 */
	public function findTopics(string $text): string;
}