class Tour

class Tour extends ConfigEntityBase implements TourInterface {
  
  /**
   * The name (plugin ID) of the tour.
   *
   * @var string
   */
  protected $id;
  
  /**
   * The module which this tour is assigned to.
   *
   * @var string
   */
  protected $module;
  
  /**
   * The label of the tour.
   *
   * @var string
   */
  protected $label;
  
  /**
   * The routes on which this tour should be displayed.
   *
   * @var array
   */
  protected $routes = [];
  
  /**
   * The routes on which this tour should be displayed, keyed by route id.
   *
   * @var array
   */
  protected $keyedRoutes;
  
  /**
   * Holds the collection of tips that are attached to this tour.
   *
   * @var \Drupal\tour\TipsPluginCollection
   */
  protected $tipsCollection;
  
  /**
   * The array of plugin config, only used for export and to populate the $tipsCollection.
   *
   * @var array
   */
  protected $tips = [];
  
  /**
   * {@inheritdoc}
   */
  public function __construct(array $values, $entity_type) {
    parent::__construct($values, $entity_type);
    $this->tipsCollection = new TipsPluginCollection(\Drupal::service('plugin.manager.tour.tip'), $this->tips);
  }
  
  /**
   * {@inheritdoc}
   */
  public function getRoutes() {
    return $this->routes;
  }
  
  /**
   * {@inheritdoc}
   */
  public function getTip($id) {
    return $this->tipsCollection
      ->get($id);
  }
  
  /**
   * {@inheritdoc}
   */
  public function getTips() {
    $tips = [];
    foreach ($this->tips as $id => $tip) {
      $tips[] = $this->getTip($id);
    }
    uasort($tips, function ($a, $b) {
      return $a->getWeight() <=> $b->getWeight();
    });
    \Drupal::moduleHandler()->alter('tour_tips', $tips, $this);
    return array_values($tips);
  }
  
  /**
   * {@inheritdoc}
   */
  public function getModule() {
    return $this->module;
  }
  
  /**
   * {@inheritdoc}
   */
  public function hasMatchingRoute($route_name, $route_params) {
    if (!isset($this->keyedRoutes)) {
      $this->keyedRoutes = [];
      foreach ($this->getRoutes() as $route) {
        $this->keyedRoutes[$route['route_name']] = $route['route_params'] ?? [];
      }
    }
    if (!isset($this->keyedRoutes[$route_name])) {
      // We don't know about this route.
      return FALSE;
    }
    if (empty($this->keyedRoutes[$route_name])) {
      // We don't need to worry about route params, the route name is enough.
      return TRUE;
    }
    foreach ($this->keyedRoutes[$route_name] as $key => $value) {
      // If a required param is missing or doesn't match, return FALSE.
      if (empty($route_params[$key]) || $route_params[$key] !== $value) {
        return FALSE;
      }
    }
    return TRUE;
  }
  
  /**
   * {@inheritdoc}
   */
  public function resetKeyedRoutes() {
    unset($this->keyedRoutes);
  }
  
  /**
   * {@inheritdoc}
   */
  public function calculateDependencies() {
    parent::calculateDependencies();
    foreach ($this->tipsCollection as $instance) {
      $definition = $instance->getPluginDefinition();
      $this->addDependency('module', $definition['provider']);
    }
    $this->addDependency('module', $this->module);
    return $this;
  }

}