// getVerbConnectionCount.js
(function () {
  /*global adventurejs A*/
  var p = adventurejs.Asset.prototype;
  /**
   * Return the number of assets connected to this asset
   * via the specified verb.
   * @memberOf adventurejs.Asset
   * @method adventurejs.Asset#getVerbConnectionCount
   * @param {String} verb The name of a verb.
   * @param {String} to_ov Connection to direct or indirect objects of verb.
   * @return {Int}
   */
  p.getVerbConnectionCount = function Asset_getConnectionCount(verb, to_ov) {
    if (
      !verb ||
      !this.game.dictionary.verbs[verb] ||
      !this.is.connected_by ||
      !this.is.connected_by[verb]
    ) {
      return 0;
    }

    if (to_ov !== "to_dov" && to_ov !== "to_iov") {
      if (this.isDOV(verb)) to_ov = "to_iov";
      else if (this.isIOV(verb)) to_ov = "to_dov";
    }

    return this.is.connected_by[verb][to_ov]?.length || 0;
  };
})();