/* DirectChat()
 * ===============
 * Toggles the state of the control sidebar
 *
 * @Usage: $('#my-chat-box').directChat()
 *         or add [data-widget="direct-chat"] to the trigger
 */
+function ($) {
  'use strict';

  var DataKey = 'lte.directchat';

  var Selector = {
    data: '[data-widget="chat-pane-toggle"]',
    box : '.direct-chat'
  };

  var ClassName = {
    open: 'direct-chat-contacts-open'
  };

  // DirectChat Class Definition
  // ===========================
  var DirectChat = function (element) {
    this.element = element;
  };

  DirectChat.prototype.toggle = function ($trigger) {
    $trigger.parents(Selector.box).first().toggleClass(ClassName.open);
  };

  // Plugin Definition
  // =================
  function Plugin(option) {
    return this.each(function () {
      var $this = $(this);
      var data  = $this.data(DataKey);

      if (!data) {
        $this.data(DataKey, (data = new DirectChat($this)));
      }

      if (typeof option == 'string') data.toggle($this);
    });
  }

  var old = $.fn.directChat;

  $.fn.directChat             = Plugin;
  $.fn.directChat.Constructor = DirectChat;

  // No Conflict Mode
  // ================
  $.fn.directChat.noConflict = function () {
    $.fn.directChat = old;
    return this;
  };

  // DirectChat Data API
  // ===================
  $(document).on('click', Selector.data, function (event) {
    if (event) event.preventDefault();
    Plugin.call($(this), 'toggle');
  });

}(jQuery);