/*
Copyright (©) 2003-2020 Teus Benschop.

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
$(document).ready (function () {
  notesPoll ();
  $ (window).on ("unload", notesUnload);
});


function notesPoll ()
{
  $.ajax ({
    url: "poll",
    type: "GET",
    data: { action: "alive" },
    success: function (response) {
      if (response != "") {
        if (response != location.href) {
          location.href = response;
        }
      }
    },
    complete: function (xhr, status) {
      setTimeout (notesPoll, 1000);
    }
  });
}


function notesUnload ()
{
  $.ajax ({
    url: "poll",
    type: "GET",
    data: { action: "unload" },
    async: false,
  });
}
