drupal-graphql / graphql

   * @return array

   *   The optimized list of all registered mutations.

   */

  protected function buildMutationMap(MutationPluginManager $manager) {

    $definitions = $manager->getDefinitions();

    $mutations = array_reduce(array_keys($definitions), function ($carry, $id) use ($definitions) {

      $current = $definitions[$id];

      $name = $current['name'];

      if (empty($carry[$name]) || $carry[$name]['weight'] < $current['weight']) {

        $carry[$name] = [

          'id' => $id,

          'class' => $current['class'],

          'weight' => !empty($current['weight']) ? $current['weight'] : 0,

        ];

      }

      return $carry;

    }, []);

    return array_map(function ($definition) use ($manager) {

      $id = $definition['id'];

      $instance = $manager->getInstance(['id' => $id]);

      return [

        'definition' => $instance->getDefinition(),

      ] + $definition;

    }, $mutations);

  }

  /**

   * Builds an optimized representation of all registered subscriptions.

   * @return array

   *   The optimized list of all registered subscriptions.

   */

  protected function buildSubscriptionMap(SubscriptionPluginManager $manager) {

    $definitions = $manager->getDefinitions();

    $subscriptions = array_reduce(array_keys($definitions), function ($carry, $id) use ($definitions) {

      $current = $definitions[$id];

      $name = $current['name'];

      if (empty($carry[$name]) || $carry[$name]['weight'] < $current['weight']) {

        $carry[$name] = [

          'id' => $id,

          'class' => $current['class'],

          'weight' => !empty($current['weight']) ? $current['weight'] : 0,

        ];

      }

      return $carry;

    }, []);

    return array_map(function ($definition) use ($manager) {

      $id = $definition['id'];

      $instance = $manager->getInstance(['id' => $id]);

      return [

        'definition' => $instance->getDefinition(),

      ] + $definition;

    }, $subscriptions);

  }

}