Gears\EventSourcing\Store\Snapshot\GenericSnapshot

Complexity

Total Complexity

5

Size/Duplication

Total Lines	45
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	getStoreStream()	0	3	1
A	__construct()	0	10	3
A	getAggregateRoot()	0	3	1

<?php

/*
 * event-sourcing (https://github.com/phpgears/event-sourcing).
 * Event Sourcing base.
 *
 * @license MIT
 * @link https://github.com/phpgears/event-sourcing
 * @author Julián Gutiérrez <juliangut@gmail.com>
 */

declare(strict_types=1);

namespace Gears\EventSourcing\Store\Snapshot;

use Gears\EventSourcing\Aggregate\AggregateRoot;
use Gears\EventSourcing\Store\GenericStoreStream;
use Gears\EventSourcing\Store\Snapshot\Exception\SnapshotStoreException;
use Gears\EventSourcing\Store\StoreStream;

/**
 * Generic Snapshot.
 */
final class GenericSnapshot implements Snapshot
{
    /**
     * @var StoreStream
     */
    private $storeStream;

    /**
     * @var AggregateRoot
     */
    private $aggregateRoot;

    /**
     * GenericSnapshot constructor.
     *
     * @param AggregateRoot $aggregateRoot
     *
     * @throws SnapshotStoreException
     */
    public function __construct(AggregateRoot $aggregateRoot)
    {
        if ($aggregateRoot->getRecordedAggregateEvents()->count() !== 0
            || $aggregateRoot->getRecordedEvents()->count() !== 0
        ) {
            throw new SnapshotStoreException('Cannot create an snapshot of an Aggregate root with recorded events');
        }

        $this->storeStream = GenericStoreStream::fromAggregateRoot($aggregateRoot);
        $this->aggregateRoot = $aggregateRoot;
    }

    /**
     * {@inheritdoc}
     */
    public function getStoreStream(): StoreStream
    {
        return $this->storeStream;
    }

    /**
     * {@inheritdoc}
     */
    public function getAggregateRoot(): AggregateRoot
    {
        return $this->aggregateRoot;
    }
}