// Ceiling.js
(function () {
  /*global adventurejs A*/

  /**
   * @ajspath adventurejs.Atom.Asset.Matter.Tangible.Ceiling
   * @augments adventurejs.Tangible
   * @class adventurejs.Ceiling
   * @ajsconstruct MyGame.createAsset({ "class":"Ceiling", "name":"foo", [...] })
   * @ajsconstructedby adventurejs.Game#createAsset
   * @ajsnavheading RoomAssets
   * @param {String} game_name The name of the top level game object.
   * @param {String} name A name for the object, to be serialized and used as ID.
   * @summary Look up.
   * @classdesc
   * <p>
   * <strong>Ceiling</strong> has no special properties and only
   * exists to offer verisimilitude in case players try to look
   * up at the ceiling.
   * </p>
   **/
  class Ceiling extends adventurejs.Tangible {
    constructor(name, game_name) {
      super(name, game_name);
      this.class = "Ceiling";
      this.singlePluralPairs = [["ceiling", "ceilings"]];
      this.is.listed_in_room = false;
    }

    validate(game) {
      super.validate(game);

      /**
       * Global ceiling is a special case which exists to catch
       * ceiling interactions where authors haven't
       * made a custom ceiling. They don't need further validation.
       */
      if (this.is.global) {
        return true;
      }

      /**
       * TODO
       * What other validation does a ceiling need?
       */
    }
  }
  adventurejs.Ceiling = Ceiling;
})();