text: // Copyright 2015 Google Inc. All rights reserved.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //     http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  
  /* global $ */
  
  
  export default {
  
    init: function() {
      this.addOpenHandler();
    },
  
    addOpenHandler: function() {
      $(document).on('touchend.header click.header',
          '#header-user', function(event) {
  
        event.preventDefault();
        $(document).off('.header');
        this.open();
        this.addCloseHandler();
      }.bind(this));
    },
  
    addCloseHandler: function() {
      $(document).on('touchend.header click.header', function(event) {
  
        // Only close if the user didn't click inside of #header-auth.
        if (!$(event.target).closest('#header-auth').length) {
          event.preventDefault();
          $(document).off('.header');
          this.close();
          this.addOpenHandler();
        }
      }.bind(this));
    },
  
    open: function() {
      $('#header').addClass('is-open');
    },
  
    close: function() {
      $('#header').removeClass('is-open');
    }
  
  };
  