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CourseCreated.php
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CourseCreated.php
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<?php
declare(strict_types=1);
namespace Wwwision\DCBExample\Events;
use Webmozart\Assert\Assert;
use Wwwision\DCBEventStore\Types\Tags;
use Wwwision\DCBExample\Types\CourseCapacity;
use Wwwision\DCBExample\Types\CourseId;
use Wwwision\DCBExample\Types\CourseTitle;
/**
* Domain Events that occurs when a new course was created
*/
final readonly class CourseCreated implements DomainEvent
{
public function __construct(
public CourseId $courseId,
public CourseCapacity $initialCapacity,
public CourseTitle $courseTitle,
) {
}
/**
* @param array<string, mixed> $data
*/
public static function fromArray(array $data): self
{
Assert::keyExists($data, 'courseId');
Assert::string($data['courseId']);
Assert::keyExists($data, 'initialCapacity');
Assert::numeric($data['initialCapacity']);
Assert::keyExists($data, 'courseTitle');
Assert::string($data['courseTitle']);
return new self(
CourseId::fromString($data['courseId']),
CourseCapacity::fromInteger((int)$data['initialCapacity']),
CourseTitle::fromString($data['courseTitle']),
);
}
public function tags(): Tags
{
return Tags::create($this->courseId->toTag());
}
}