graphql_compose-1.0.0-beta20/modules/graphql_compose_layout_builder/src/Plugin/GraphQL/DataProducer/SectionComponentFieldBlockLoad.php

<?php

declare(strict_types=1);

namespace Drupal\graphql_compose_layout_builder\Plugin\GraphQL\DataProducer;

use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\Core\Plugin\Context\ContextDefinition;
use Drupal\Core\Plugin\Context\ContextHandlerInterface;
use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\graphql\Attribute\DataProducer;
use Drupal\graphql\GraphQL\Execution\FieldContext;
use Drupal\graphql\Plugin\GraphQL\DataProducer\DataProducerPluginBase;
use Drupal\layout_builder\SectionComponent;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Layout Builder section component block loader.
 */
#[DataProducer(
  id: "section_component_field_block_load",
  name: new TranslatableMarkup("Layout Builder component block"),
  description: new TranslatableMarkup("Get layout builder component block."),
  produces: new ContextDefinition(
    data_type: "any",
    label: new TranslatableMarkup("Section"),
  ),
  consumes: [
    "component" => new ContextDefinition(
      data_type: "any",
      label: new TranslatableMarkup("Section component"),
    ),
    "contexts" => new ContextDefinition(
      data_type: "any",
      label: new TranslatableMarkup("Contexts to apply to the block."),
    ),
  ],
)]
class SectionComponentFieldBlockLoad extends DataProducerPluginBase implements ContainerFactoryPluginInterface {

  /**
   * Drupal context handler.
   *
   * @var \Drupal\Core\Plugin\Context\ContextHandlerInterface
   */
  protected ContextHandlerInterface $contextHandler;

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    $instance = new static(
      $configuration,
      $plugin_id,
      $plugin_definition
    );

    $instance->contextHandler = $container->get('context.handler');

    return $instance;
  }

  /**
   * Resolves a block with context for layout builder.
   *
   * @param \Drupal\layout_builder\SectionComponent $component
   *   The field the comment references are attached to.
   * @param array $contexts
   *   Contexts available to apply to the block.
   * @param \Drupal\graphql\GraphQL\Execution\FieldContext $context
   *   Cacheability context for this request.
   *
   * @return \Drupal\Core\Plugin\ContextAwarePluginInterface
   *   Field block instance.
   */
  public function resolve(SectionComponent $component, array $contexts, FieldContext $context) {

    /** @var \Drupal\Core\Plugin\ContextAwarePluginInterface $block */
    $block = $component->getPlugin();

    $context_mapping = [];
    foreach ($block->getContextDefinitions() as $context_slot => $definition) {
      $valid_contexts = $this->contextHandler->getMatchingContexts($contexts, $definition);
      foreach (array_keys($valid_contexts) as $context_id) {
        $context_mapping[$context_slot] = $context_id;
      }
    }

    $this->contextHandler->applyContextMapping($block, $contexts, $context_mapping);

    return $block;
  }

}