public function getVideoByUrl(string $videoUrl): Video
	{
		$url = new Nette\Http\Url($videoUrl);

		if (stripos($url->host, 'youtu.be') !== false) {
			return $this->getVideo(trim($url->getPath(), '/'));
		}

		$videoId = $url->getQueryParameter('v');
		if (stripos($url->host, 'youtube.com') === false || $videoId === null) {
			throw new Nette\InvalidArgumentException('videoUrl must be valid youtube url.');
		}

		return $this->getVideo($videoId);
	}