interface SearchPageRepositoryInterface

interface SearchPageRepositoryInterface {
    
    /**
     * Returns all active search page entities.
     *
     * @return \Drupal\search\SearchPageInterface[]
     *   An array of active search page entities.
     */
    public function getActiveSearchPages();
    
    /**
     * Returns whether search is active.
     *
     * @return bool
     *   TRUE if at least one search is active, FALSE otherwise.
     */
    public function isSearchActive();
    
    /**
     * Returns all active, indexable search page entities.
     *
     * @return \Drupal\search\SearchPageInterface[]
     *   An array of indexable search page entities.
     */
    public function getIndexableSearchPages();
    
    /**
     * Returns the default search page.
     *
     * @return string|false
     *   The default search page entity ID, or FALSE if no pages are active.
     */
    public function getDefaultSearchPage();
    
    /**
     * Sets a given search page as the default.
     *
     * @param \Drupal\search\SearchPageInterface $search_page
     *   The search page entity.
     *
     * @return static
     */
    public function setDefaultSearchPage(SearchPageInterface $search_page);
    
    /**
     * Clears the default search page.
     */
    public function clearDefaultSearchPage();
    
    /**
     * Sorts a list of search pages.
     *
     * @param \Drupal\search\SearchPageInterface[] $search_pages
     *   The unsorted list of search pages.
     *
     * @return \Drupal\search\SearchPageInterface[]
     *   The sorted list of search pages.
     */
    public function sortSearchPages($search_pages);

}