class TestStateBasedSectionStorage

class TestStateBasedSectionStorage extends SectionStorageBase {
  
  /**
   * {@inheritdoc}
   */
  public function getSections() {
    // Return a custom section.
    $section = new Section('layout_onecol');
    $section->appendComponent(new SectionComponent('fake-uuid', 'content', [
      'id' => 'system_powered_by_block',
      'label' => 'Test block title',
      'label_display' => 'visible',
    ]));
    return [
      $section,
    ];
  }
  
  /**
   * {@inheritdoc}
   */
  public function isApplicable(RefinableCacheableDependencyInterface $cacheability) {
    $cacheability->mergeCacheMaxAge(0);
    return \Drupal::state()->get('layout_builder_test_state', FALSE);
  }
  
  /**
   * {@inheritdoc}
   */
  public function access($operation, ?AccountInterface $account = NULL, $return_as_object = FALSE) {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  protected function getSectionList() {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  public function getStorageId() {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  public function getSectionListFromId($id) {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  public function buildRoutes(RouteCollection $collection) {
  }
  
  /**
   * {@inheritdoc}
   */
  public function getRedirectUrl() {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  public function getLayoutBuilderUrl($rel = 'view') {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  public function extractIdFromRoute($value, $definition, $name, array $defaults) {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  public function deriveContextsFromRoute($value, $definition, $name, array $defaults) {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  public function label() {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }
  
  /**
   * {@inheritdoc}
   */
  public function save() {
    throw new \RuntimeException(__METHOD__ . " not implemented for " . __CLASS__);
  }

}