rezerwacja algorytm kontroller

    @PutMapping
    fun makeReservationWithCheck(@RequestBody form: ReservationCheckForm): ResponseEntity<*> {
        Assert.isTrue(form.roomSizes.isNotEmpty(), ErrorMessages.RESERVATION_WITHOUT_ROOMS.message)

        return if (reservationEngine.check(form)) {
            reservationEngine.makeReservation(form)
            ResponseEntity.ok().build<Any>()
        } else {
            ErrorMessages.ROOMS_NOT_AVAILABLE.response()
        }
    }