$videos = [];
$videoStore = new VideoStore($videos);

class Application
{
    private $videoStore;


    public  function __construct(VideoStore $videoStore)
    {
        $this->videoStore=$videoStore;
    }




    function run()
    {
        while (true) {
            echo "Choose the operation you want to perform \n";
            echo "Choose 0 for EXIT\n";
            echo "Choose 1 to fill video store\n";
            echo "Choose 2 to rent video (as user)\n";
            echo "Choose 3 to return video (as user)\n";
            echo "Choose 4 to list inventory\n";

            $command = (int)readline();

            switch ($command) {
                case 0:
                    echo "Bye!";
                    die;
                case 1:
                    $this->add_movies();
                    break;
                case 2:
                    $this->rent_video();
                    break;
                case 3:
                    $this->return_video();
                    break;
                case 4:
                    $this->list_inventory();
                    break;
                default:
                    echo "Sorry, I don't understand you..";
            }
        }
    }

    private function add_movies()
    {
        $this->videoStore->addVideo();
    }

    private function rent_video()
    {
        //todo
    }

    private function return_video()
    {

    }

    private function list_inventory()
    {

        return implode("|",$this->videoStore->getUserRaiting());


    }
}


class Video
{

    private $title;
    private $userRaiting = 0;


    public function __construct(string $title)
    {
        $this->title = $title;
    }

    public  function  getVideoTitle ():string
    {
        return $this->title;

    }

    public function getUserRaiting():int
    {
        return $this->userRaiting;
    }
}


class VideoStore
{
    protected $videos;

    public function __construct(array $videos)
{
    $this->videos = $videos;
}

    public function getVideos ():array
    {
        $videos = [];
        var_dump($videos);

        foreach ($this->videos as $video)
        {
            $videos[] = $video->getVideoTitle();
        }
        return $videos;

    }

    public function getUserRaiting ():array
    {
        $rating = [];

        foreach ($this->videos as $video)
        {
            $videos[] = $video->getUserRaiting();
        }
        return $rating;

    }

    public function addVideo()
    {
        $title = readline("Enter new Movie title: ");
        $videos[] = new Video($title);
//        var_dump($videos);
    }




}

//echo implode("|" ,$videoStore->getVideos());





$app = new Application($videoStore);

$app->run();