/**
* @param Capacity $capacity
* @throws GlassCapacityOverflowException
* @throws GlassIsAlreadyOnFireException
*/
public function pourIn(Capacity $capacity)
{
if ($this->isOnFire()) {
throw new GlassIsAlreadyOnFireException();
}
if (!$this->canPourIn($capacity)) {
throw new GlassCapacityOverflowException();
}
if (is_null($this->currentCapacity)) {
$this->currentCapacity = $capacity;
return;
}
if ($capacity->getMilliliters() + $this->currentCapacity->getMilliliters() > $this->getTotalCapacity()->getMilliliters()) {
throw new GlassCapacityOverflowException();
}
$this->currentCapacity = $this->currentCapacity->add($capacity);
$this->stirred = false;
$this->muddled = false;
}
/**
* @param Capacity $capacity
* @return Capacity
*/
public function subtract(Capacity $capacity)
{
return new Capacity($this->milliliters - $capacity->getMilliliters());
}
/**
* @return Capacity
*/
public function getAvailableCapacity()
{
return new Capacity($this->capacity->getMilliliters() - $this->currentCapacity->getMilliliters());
}
