CompositionItemCollection.php

См. документацию.

<?php
 
namespace Bitrix\Socialnetwork\Space\Toolbar\Composition;
 
use ArrayIterator;
use Bitrix\Main\Type\Contract\Arrayable;
use IteratorAggregate;
 
class CompositionItemCollection implements IteratorAggregate, Arrayable
{
    private array $items = [];
 
    public static function createFromModuleIds(array $moduleIds): static
    {
        $collection = new static();
        array_map(static function (string $moduleId) use ($collection): void {
            $item = AbstractCompositionItem::createFromModuleId($moduleId);
            !is_null($item) && $collection->addItem($item);
        }, $moduleIds);
 
        return $collection;
    }
 
    public function getIterator(): ArrayIterator
    {
        return new ArrayIterator($this->items);
    }
 
    public function addItem(AbstractCompositionItem $item): static
    {
        if (!$this->has($item))
        {
            $this->items[] = $item;
        }
 
        return $this;
    }
 
    public function remove(string $moduleId): static
    {
        foreach ($this->items as $key => $item)
        {
            if ($item->getModuleId() === $moduleId)
            {
                unset($this->items[$key]);
            }
        }
 
        return $this;
    }
 
    public function has(AbstractCompositionItem $item): bool
    {
        return in_array(
            $item->getModuleId(),
            array_map(fn (AbstractCompositionItem $compositionItem): string => $compositionItem->getModuleId(),
                $this->items),
            true
        );
    }
 
    public function fillBoundItems(): static
    {
        foreach ($this->items as $item)
        {
            $item->hasBoundItem() && $this->addItem($item->getBoundItem());
        }
 
        return $this;
    }
 
    public function hideItems(): static
    {
        foreach ($this->items as $item)
        {
            $item->isHidden() && $this->remove($item->getModuleId());
        }
 
        return $this;
    }
 
    public function toArray(): array
    {
        $moduleIds = [];
        foreach ($this->items as $item)
        {
            $moduleIds[] = $item->getModuleId();
        }
 
        return $moduleIds;
    }
}