public function PreparedAttributeNormalizer::normalize in Commerce Cart Flyout 8

@inheritDoc

File

src/Normalizer/PreparedAttributeNormalizer.php, line 21

Class

PreparedAttributeNormalizer

Namespace

Drupal\commerce_cart_flyout\Normalizer

Code

public function normalize($object, $format = NULL, array $context = []) {
  if (!$object instanceof PreparedAttribute) {
    return '';
  }
  $data = $object
    ->toArray();
  $attribute_ids = array_keys($data['values']);

  /** @var \Drupal\commerce_product\ProductAttributeValueStorageInterface $attribute_value_storage */
  $attribute_value_storage = \Drupal::entityTypeManager()
    ->getStorage('commerce_product_attribute_value');

  /** @var \Drupal\commerce_product\Entity\ProductAttributeValueInterface[] $attributes */

  // @todo make sure loaded in same langcode.
  $attributes = array_reduce($attribute_value_storage
    ->loadMultiple($attribute_ids), function ($carry, ProductAttributeValueInterface $value) {
    $carry[] = $value;
    return $carry;
  }, []);
  if ($object
    ->getElementType() == 'commerce_product_rendered_attribute') {
    $view_builder = \Drupal::entityTypeManager()
      ->getViewBuilder('commerce_product_attribute_value');

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = \Drupal::service('renderer');
    foreach ($attributes as $key => $value) {
      $rendered_attribute = $view_builder
        ->view($value, 'add_to_cart');
      $attributes[$key]->rendered = $renderer
        ->render($rendered_attribute);
    }
  }
  $data['values'] = $this->serializer
    ->normalize($attributes);
  return $data;
}