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<?php |
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/* |
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* This file is part of the Shared Kernel library. |
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* |
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* Copyright (c) 2016-present LIN3S <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace LIN3S\SharedKernel\Event; |
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use App\Domain\Model\Post\PostId; |
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use App\Domain\Model\Post\PostWasCreated; |
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use LIN3S\SharedKernel\Domain\Model\DomainEvent; |
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use LIN3S\SharedKernel\Exception\InvalidArgumentException; |
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/** |
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* @author Beñat Espiña <[email protected]> |
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*/ |
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class StoredEvent |
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{ |
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private $id; |
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private $type; |
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private $payload; |
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private $occurredOn; |
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private $streamName; |
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private $streamVersion; |
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public static function fromDomainEvent(DomainEvent $event, StreamName $name, StreamVersion $version) : self |
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{ |
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$instance = new self(get_class($event), $event->occurredOn(), $name, $version); |
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$instance->setPayload($event); |
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return $instance; |
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} |
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private function setPayload(DomainEvent $event) : void |
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{ |
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$this->payload = []; |
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$eventReflection = new \ReflectionClass($event); |
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foreach ($eventReflection->getProperties() as $property) { |
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if ('occurredOn' === $property->name) { |
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continue; |
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} |
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$property->setAccessible(true); |
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$this->payload[$property->getName()] = $this->serialize($property, $event); |
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} |
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$this->payload = json_encode($this->payload); |
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} |
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private function __construct(string $type, \DateTimeInterface $occurredOn, StreamName $name, StreamVersion $version) |
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{ |
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$this->type = $type; |
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$this->setOccurredOn($occurredOn); |
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$this->streamName = $name->name(); |
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$this->streamVersion = $version->version(); |
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} |
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private function setOccurredOn(\DateTimeInterface $occurredOn) : void |
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{ |
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$this->checkDateTimeIsValid($occurredOn); |
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$occurredOn->setTimezone(new \DateTimeZone('UTC')); |
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$this->occurredOn = $occurredOn->getTimestamp(); |
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} |
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public function toArray() : array |
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{ |
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return [ |
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$this->type, |
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$this->payload, |
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$this->occurredOn, |
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$this->streamName, |
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$this->streamVersion, |
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]; |
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} |
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private function checkDateTimeIsValid(\DateTimeInterface $occurredOn) : void |
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{ |
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if (!($occurredOn instanceof \DateTimeImmutable) && !($occurredOn instanceof \DateTime)) { |
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throw new InvalidArgumentException('Given occurredOn is not a \DateTime or \DateTimeImmutable instance'); |
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} |
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} |
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private function serialize(\ReflectionProperty $property, $object, array $result = []) |
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{ |
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$property->setAccessible(true); |
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$value = $property->getValue($object); |
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if (is_scalar($value)) { |
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return $value; |
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} |
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$className = get_class($value); |
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$reflectionClass = new \ReflectionClass($value); |
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$properties = $reflectionClass->getProperties(); |
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foreach ($properties as $property) { |
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$result[$className][$property->getName()] = $this->serialize($property, $value); |
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} |
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return $result; |
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} |
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} |
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LIN3S /
SharedKernel
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