/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/* eslint-env mozilla/remote-page */

var AboutRestartRequired = {
  /* Only do autofocus if we're the toplevel frame; otherwise we
     don't want to call attention to ourselves!  The key part is
     that autofocus happens on insertion into the tree, so we
     can remove the button, add @autofocus, and reinsert the
     button.
  */
  addAutofocus() {
    if (window.top == window) {
      var button = document.getElementById("restart");
      var parent = button.parentNode;
      button.remove();
      button.setAttribute("autofocus", "true");
      parent.insertAdjacentElement("afterbegin", button);
    }
  },
  restart() {
    Services.startup.quit(
      Ci.nsIAppStartup.eRestart | Ci.nsIAppStartup.eAttemptQuit
    );
  },
  init() {
    this.addAutofocus();
  },
};

AboutRestartRequired.init();

let restartButton = document.getElementById("restart");
restartButton.onclick = function() {
  AboutRestartRequired.restart();
};

// Dispatch this event so tests can detect that we finished loading the page.
let event = new CustomEvent("AboutRestartRequiredLoad", { bubbles: true });
document.dispatchEvent(event);