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<?php
namespace ipl\Web\Common;
use LogicException;
abstract class BaseOrderedListItem extends BaseListItem
{
/** @var ?int This element's position */
protected $order;
/**
* Set this element's position
*
* @param int $order
*
* @return $this
*/
public function setOrder(int $order): self
{
$this->order = $order;
return $this;
}
/**
* Get this element's position
*
* @return int
* @throws LogicException When calling this method without setting the `order` property
*/
public function getOrder(): int
{
if ($this->order === null) {
throw new LogicException(
'You are accessing an unset property. Please make sure to set it beforehand.'
);
}
return $this->order;
}
}
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