public class HomeTheaterFacade {
    private TheaterLights lights;
    private Projector projector;
    private SoundSystem sound;
    private StreamingPlayer player;

    // Ο Constructor δέχεται τα αντικείμενα του υποσυστήματος
    public HomeTheaterFacade(TheaterLights lights, Projector projector, SoundSystem sound, StreamingPlayer player) {
        this.lights = lights;
        this.projector = projector;
        this.sound = sound;
        this.player = player;
    }

    // Απλοποιημένη μέθοδος για την εκκίνηση της ταινίας
    public void watchMovie(String movie) {
        System.out.println("\n--- Getting ready for the movie... ---");
        lights.dim(10);
        projector.on();
        projector.wideScreenMode();
        sound.on();
        sound.setVolume(20);
        player.on();
        player.play(movie);
        System.out.println("--- Movie Started! ---\n");
    }

    // Απλοποιημένη μέθοδος για τον τερματισμό
    public void endMovie() {
        System.out.println("\n--- Shuttting down Home Theater... ---");
        lights.on();
        projector.off();
        sound.off();
        player.stop();
        player.off();
        System.out.println("--- Done. ---\n");
    }
}