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<?php
namespace Bitrix\Location\Entity\Location;
use Bitrix\Location\Entity\Location;
/**
* Class Parents
* @package Bitrix\Location\Entity\Location
* @internal
*/
final class Parents extends Collection
{
/** @var Location[] */
protected $items = [];
/** @var Location|null */
protected $descendant;
/**
* @return Location
*/
public function getDescendant(): ?Location
{
return $this->descendant;
}
/**
* @param Location $descendant
* @return $this
*/
public function setDescendant(Location $descendant): self
{
$this->descendant = $descendant;
return $this;
}
/**
* Check if the Location is in the Parents chain
*
* @param Location $location
* @return bool
*/
public function isContain(Location $location): bool
{
foreach($this->items as $item)
{
if($item->isEqualTo($location))
{
return true;
}
}
return false;
}
/**
* Check if the Parents chain and other Parents chain are equal
*
* @param Parents $parents
* @return bool
*/
public function isEqualTo(Parents $parents): bool
{
if($this->count() !== $parents->count())
{
return false;
}
/**
* @var $idx
* @var Location $parent
*/
foreach($this as $idx => $item)
{
if(!$item->isEqualTo($parents[$idx]))
{
return false;
}
}
return true;
}
/**
* Returns Location of given type if it is exists in this Parents chain
*
* @param int $type
* @return Location|null
*/
public function getItemByType(int $type):? Location
{
foreach($this->items as $item)
{
if($item->getType() === $type)
{
return $item;
}
}
return null;
}
}