} $data */ public function __construct(Author $author, array $data, int $timestamp = null, string $uuid = null) { Assert::keyExists($data, 'code'); Assert::stringNotEmpty($data['code']); Assert::keyExists($data, 'category_codes'); Assert::allStringNotEmpty($data['category_codes']); parent::__construct($author, $data, $timestamp, $uuid); } public function getName(): string { return 'product_model.removed'; } public function getCode(): string { return $this->data['code']; } /** * @return array */ public function getCategoryCodes(): array { return $this->data['category_codes']; } }