class HotelRoom(models.Model):
    ROOM_CHOICES = (
        ("Standard", "Standard"),
        ("Deluxe", "Deluxe"),
        ("Suite", "Suite")
    )

    room_number = models.PositiveIntegerField()
    room_type = models.CharField(max_length=10, choices=ROOM_CHOICES)
    capacity = models.PositiveIntegerField()
    amenities = models.TextField()
    price_per_night = models.DecimalField(max_digits=8, decimal_places=2)
    is_reserved = models.BooleanField(default=False)

    @property
    def even_deluxe_room(self):
        return f"Deluxe room with number {self.room_number} costs {self.price_per_night}$ per night!"