class TopicSchemaExtension in Open Social 10.3.x

Adds topic data to the Open Social GraphQL API.

Plugin annotation

@SchemaExtension(
  id = "social_topic_schema_extension",
  name = "Open Social - Topic Schema Extension",
  description = "GraphQL schema extension for Open Social topic data.",
  schema = "open_social"
)

Hierarchy

• class \Drupal\social_topic\Plugin\GraphQL\SchemaExtension\TopicSchemaExtension extends \Drupal\graphql\Plugin\GraphQL\SchemaExtension\SdlSchemaExtensionPluginBase

File

modules/social_features/social_topic/src/Plugin/GraphQL/SchemaExtension/TopicSchemaExtension.php, line 19

Namespace

Drupal\social_topic\Plugin\GraphQL\SchemaExtension

class TopicSchemaExtension extends SdlSchemaExtensionPluginBase {

  /**
   * {@inheritdoc}
   */
  public function registerResolvers(ResolverRegistryInterface $registry) {
    $builder = new ResolverBuilder();
    $this
      ->addQueryFields($registry, $builder);
    $this
      ->addTopicFields($registry, $builder);
  }

  /**
   * Registers type and field resolvers in the shared registry.
   *
   * @param \Drupal\graphql\GraphQL\ResolverRegistryInterface $registry
   *   The resolver registry.
   * @param \Drupal\graphql\GraphQL\ResolverBuilder $builder
   *   The resolver builder.
   */
  protected function addTopicFields(ResolverRegistryInterface $registry, ResolverBuilder $builder) {
    $registry
      ->addFieldResolver('Topic', 'id', $builder
      ->produce('entity_uuid')
      ->map('entity', $builder
      ->fromParent()));
    $registry
      ->addFieldResolver('Topic', 'title', $builder
      ->produce('entity_label')
      ->map('entity', $builder
      ->fromParent()));
    $registry
      ->addFieldResolver('Topic', 'author', $builder
      ->produce('entity_owner')
      ->map('entity', $builder
      ->fromParent()));
    $registry
      ->addFieldResolver('Topic', 'bodyHtml', $builder
      ->compose($builder
      ->produce('field')
      ->map('entity', $builder
      ->fromParent())
      ->map('field', $builder
      ->fromValue('body')), $builder
      ->produce('field_renderer')
      ->map('field', $builder
      ->fromParent())));
    $registry
      ->addFieldResolver('Topic', 'heroImage', $builder
      ->produce('field')
      ->map('entity', $builder
      ->fromParent())
      ->map('field', $builder
      ->fromValue('field_topic_image')));
    $registry
      ->addFieldResolver('Topic', 'created', $builder
      ->produce('entity_created')
      ->map('entity', $builder
      ->fromParent())
      ->map('format', $builder
      ->fromValue('U')));
    $registry
      ->addFieldResolver('Topic', 'comments', $builder
      ->produce('query_comments')
      ->map('parent', $builder
      ->fromParent())
      ->map('bundle', $builder
      ->fromValue('comment'))
      ->map('after', $builder
      ->fromArgument('after'))
      ->map('before', $builder
      ->fromArgument('before'))
      ->map('first', $builder
      ->fromArgument('first'))
      ->map('last', $builder
      ->fromArgument('last'))
      ->map('reverse', $builder
      ->fromArgument('reverse'))
      ->map('sortKey', $builder
      ->fromArgument('sortKey')));
    $registry
      ->addFieldResolver('Topic', 'url', $builder
      ->compose($builder
      ->produce('social_entity_url')
      ->map('entity', $builder
      ->fromParent())
      ->map('options', $builder
      ->fromValue([
      'absolute' => TRUE,
    ])), $builder
      ->produce('url_path')
      ->map('url', $builder
      ->fromParent())));
    $registry
      ->addFieldResolver('Topic', 'type', $builder
      ->compose($builder
      ->produce('entity_reference')
      ->map('entity', $builder
      ->fromParent())
      ->map('field', $builder
      ->fromValue('field_topic_type')), $builder
      ->produce('seek')
      ->map('input', $builder
      ->fromParent())
      ->map('position', $builder
      ->fromValue(0))));
    $registry
      ->addFieldResolver('TopicType', 'id', $builder
      ->produce('entity_uuid')
      ->map('entity', $builder
      ->fromParent()));
    $registry
      ->addFieldResolver('TopicType', 'label', $builder
      ->produce('entity_label')
      ->map('entity', $builder
      ->fromParent()));
  }

  /**
   * Registers type and field resolvers in the query type.
   *
   * @param \Drupal\graphql\GraphQL\ResolverRegistryInterface $registry
   *   The resolver registry.
   * @param \Drupal\graphql\GraphQL\ResolverBuilder $builder
   *   The resolver builder.
   */
  protected function addQueryFields(ResolverRegistryInterface $registry, ResolverBuilder $builder) {
    $registry
      ->addFieldResolver('Query', 'topics', $builder
      ->produce('query_topic')
      ->map('after', $builder
      ->fromArgument('after'))
      ->map('before', $builder
      ->fromArgument('before'))
      ->map('first', $builder
      ->fromArgument('first'))
      ->map('last', $builder
      ->fromArgument('last'))
      ->map('reverse', $builder
      ->fromArgument('reverse'))
      ->map('sortKey', $builder
      ->fromArgument('sortKey')));
    $registry
      ->addFieldResolver('Query', 'topicsByType', $builder
      ->produce('query_topic_by_type')
      ->map('type', $builder
      ->fromArgument('type'))
      ->map('after', $builder
      ->fromArgument('after'))
      ->map('before', $builder
      ->fromArgument('before'))
      ->map('first', $builder
      ->fromArgument('first'))
      ->map('last', $builder
      ->fromArgument('last'))
      ->map('reverse', $builder
      ->fromArgument('reverse'))
      ->map('sortKey', $builder
      ->fromArgument('sortKey')));
    $registry
      ->addFieldResolver('Query', 'topic', $builder
      ->produce('entity_load_by_uuid')
      ->map('type', $builder
      ->fromValue('node'))
      ->map('bundles', $builder
      ->fromValue([
      'topic',
    ]))
      ->map('uuid', $builder
      ->fromArgument('id')));
    $registry
      ->addFieldResolver('Query', 'topicTypes', $builder
      ->produce('taxonomy_load_tree')
      ->map('vid', $builder
      ->fromValue('topic_types'))
      ->map('parent', $builder
      ->fromValue(0)));
  }

}

Members

Name	Modifiers	Type	Description	Overrides
TopicSchemaExtension::addQueryFields	protected	function	Registers type and field resolvers in the query type.
TopicSchemaExtension::addTopicFields	protected	function	Registers type and field resolvers in the shared registry.
TopicSchemaExtension::registerResolvers	public	function