// getAspectWithVessel.js
(function () {
  /*global adventurejs A*/
  "use strict";
  var p = adventurejs.Tangible.prototype;
  /**
   * Get this asset's substance location. This is somewhat
   * ambiguous because in theory an asset can have multiple
   * substance locations but in practice we clearly prefer 'in'.
   * @memberOf adventurejs.Tangible
   * @method adventurejs.Tangible#getAspectWithVessel
   * @returns {String}
   */
  p.getAspectWithVessel = function Tangible_getAspectWithVessel() {
    var keys = Object.keys(this.aspects);
    var vessels = [];
    for (var i = 0; i < keys.length; i++) {
      var aspect = keys[i];
      if (!this.aspects[aspect].vessel.class) continue;
      vessels.push(aspect);
    }
    switch (vessels.length) {
      case 0:
        return "";
      case 1:
        return vessels[0];
      default:
        // if more than one vessels are found and 'in' is one return 'in'
        // otherwise just return the first one found
        if (vessels.indexOf("in") !== -1) return "in";
        else return vessels[0];
    }
  };
})();