/*
 * See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
require(['jquery', 'bootstrap'], function($) {
  $(document).ready(function() {

    // Fix the bad location of the dropdown menu when the trigger is close to the end of the screen.
    // See: http://jira.xwiki.org/browse/XWIKI-12609
    $(document).on('shown.bs.dropdown', function (event) {
      var toggle    = $(event.relatedTarget);
      var menu      = toggle.next('.dropdown-menu');
      // The menu might be not found if it is not located where it is expected.
      if (menu.length > 0) {
        var menuWidth = menu.outerWidth();
        // if the right corner of the menu is after the end of the screen
        if (menu.offset().left + menuWidth > $(document.body).outerWidth()) {
          // we put that corner at the same place than the toggle's right corner
          var newLocation = toggle.offset().left + toggle.outerWidth() - menuWidth;
          // but don't put it negative, or the user will have to scroll to the left!
          if (newLocation < 0) {
            newLocation = 0;
          }
          menu.offset({'left': newLocation});
        }
      }
    });

    // When the drawer is close, collapse sub items
    $(body).on('drawer.closed', function() {
      $('.drawer-menu-sub-item').removeClass('in').attr('aria-expanded', 'false');
    });

  });
});
