Gears\Aggregate\EventBehaviour

Complexity

Total Complexity

7

Size/Duplication

Total Lines	51
Duplicated Lines	0 %

Importance

Changes	2
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	recordEvent()	0	7	2
A	collectRecordedEvents()	0	9	2
A	getRecordedEvents()	0	4	2
A	clearRecordedEvents()	0	3	1

<?php

/*
 * aggregate (https://github.com/phpgears/aggregate).
 * Aggregate base.
 *
 * @license MIT
 * @link https://github.com/phpgears/aggregate
 * @author Julián Gutiérrez <juliangut@gmail.com>
 */

declare(strict_types=1);

namespace Gears\Aggregate;

use Gears\Event\Event;
use Gears\Event\EventCollection;
use Gears\Event\EventIteratorCollection;

/**
 * Recorded events trait.
 */
trait EventBehaviour
{
    /**
     * @var \ArrayObject<string, Event>|null
     */
    private $recordedEvents;

    /**
     * Record event.
     *
     * @param Event $event
     */
    final protected function recordEvent(Event $event): void
    {
        if ($this->recordedEvents === null) {
            $this->recordedEvents = new \ArrayObject();
        }

        $this->recordedEvents->append($event);
    }

    /**
     * {@inheritdoc}
     */
    final public function getRecordedEvents(): EventCollection
    {
        return new EventIteratorCollection(
            $this->recordedEvents !== null ? $this->recordedEvents->getIterator() : new \EmptyIterator()
        );
    }

    /**
     * {@inheritdoc}
     */
    final public function clearRecordedEvents(): void
    {
        $this->recordedEvents = null;
    }

    /**
     * {@inheritdoc}
     */
    final public function collectRecordedEvents(): EventCollection
    {
        $events = new EventIteratorCollection(
            $this->recordedEvents !== null ? $this->recordedEvents->getIterator() : new \EmptyIterator()
        );

        $this->recordedEvents = null;

        return $events;
    }
}