interface IconPackManagerInterface

interface IconPackManagerInterface extends PluginManagerInterface {
    
    /**
     * Get a list of all the icons within definitions.
     *
     * @param array $allowed_icon_pack
     *   Limit the icons to some definition id.
     *
     * @return array
     *   Gets a list of icons index by id with `source` and `group`.
     */
    public function getIcons(array $allowed_icon_pack = []) : array;
    
    /**
     * Get definition of a specific icon.
     *
     * @param string $icon_full_id
     *   The ID of the icon to retrieve, include pack id.
     *
     * @return \Drupal\Core\Theme\Icon\IconDefinitionInterface|null
     *   Icon definition.
     */
    public function getIcon(string $icon_full_id) : ?IconDefinitionInterface;
    
    /**
     * Populates a key-value pair of available icon pack.
     *
     * @param bool $include_description
     *   Include Pack description if set, default to not include.
     *
     * @return array
     *   An array of translated icon pack labels, keyed by ID.
     */
    public function listIconPackOptions(bool $include_description = FALSE) : array;
    
    /**
     * Retrieve extractor forms based on the provided icon set limit.
     *
     * @param array $form
     *   The form structure where widgets are being attached to. This might be a
     *   full form structure, or a sub-element of a larger form.
     * @param \Drupal\Core\Form\FormStateInterface $form_state
     *   The current state of the form.
     * @param array $default_settings
     *   The settings for the forms (optional).
     * @param array $allowed_icon_packs
     *   The list of icon packs (optional).
     * @param bool $wrap_details
     *   Wrap each form in details (optional).
     */
    public function getExtractorPluginForms(array &$form, FormStateInterface $form_state, array $default_settings = [], array $allowed_icon_packs = [], bool $wrap_details = FALSE) : void;
    
    /**
     * Retrieve extractor default options.
     *
     * @param string $pack_id
     *   The icon pack to look for.
     *
     * @return array
     *   The extractor defaults options.
     */
    public function getExtractorFormDefaults(string $pack_id) : array;

}