/**
 * Common utility functions.
 */
(function (context, $) {

  "use strict";

  context.JK = context.JK || {};
  var sessionUtils = {};
  var rest = new context.JK.Rest();
  context.JK.SessionUtils = sessionUtils;
  var logger = context.JK.logger;

  sessionUtils.createOpenSlot = function($openSlotsTemplate, slot) {
    var inst = context.JK.getInstrumentIcon24(slot.instrument_id);

    var proficiency_desc = slot.proficiency_desc;
    if(!proficiency_desc) {
      // this is to allow unstructured RSVPs to not specify proficiency_desc
      proficiency_desc = "Any Skill Level";
    }

    if(!slot.proficiency_desc) {
      proficiency_desc
    }
    var slot = {
      instrument_url: inst,
      instrument: slot.description,
      proficiency: proficiency_desc
    };

    return context.JK.fillTemplate($openSlotsTemplate.html(), slot);
  }

  sessionUtils.defaultTimezone = function($timezoneList) {
    var tz = jstz.determine().name();
    // first check if we have this particular timezone
    var found = null;
    if(tz) {
      found = $timezoneList.find('option[data-tz="' + tz +'"]')
    }

    if(found.length == 0 ) {
      // this is best effort path; it means some reason we couldn't match a timezone by jstz to our dropdown
      var offset = new Date().getTimezoneOffset() * 60; // convert to seconds to match data-utc-offset (seconds)
      found = $timezoneList.find('option[data-utc-offset="' + offset + '"]')
    }

    if(found.length > 0) {
      var defaultValue = found.attr('value');
      $timezoneList.easyDropDown('select', defaultValue).val(defaultValue);
    }
  }

})(window, jQuery);