/* 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/. */

let TargetFactory = gDevTools.TargetFactory;

let tempScope = {};
Components.utils.import("resource://gre/modules/devtools/Console.jsm", tempScope);
let console = tempScope.console;
Components.utils.import("resource://gre/modules/commonjs/sdk/core/promise.js", tempScope);
let promise = tempScope.Promise;

let {devtools} = Components.utils.import("resource://gre/modules/devtools/Loader.jsm", {});
let TargetFactory = devtools.TargetFactory;

/**
 * Open a new tab at a URL and call a callback on load
 */
function addTab(aURL, aCallback)
{
  waitForExplicitFinish();

  gBrowser.selectedTab = gBrowser.addTab();
  if (aURL != null) {
    content.location = aURL;
  }

  let deferred = promise.defer();

  let tab = gBrowser.selectedTab;
  let target = TargetFactory.forTab(gBrowser.selectedTab);
  let browser = gBrowser.getBrowserForTab(tab);

  function onTabLoad() {
    browser.removeEventListener("load", onTabLoad, true);

    if (aCallback != null) {
      aCallback(browser, tab, browser.contentDocument);
    }

    deferred.resolve({ browser: browser, tab: tab, target: target });
  }

  browser.addEventListener("load", onTabLoad, true);
  return deferred.promise;
}

registerCleanupFunction(function tearDown() {
  while (gBrowser.tabs.length > 1) {
    gBrowser.removeCurrentTab();
  }
});

function synthesizeKeyFromKeyTag(aKeyId, document) {
  let key = document.getElementById(aKeyId);
  isnot(key, null, "Successfully retrieved the <key> node");

  let modifiersAttr = key.getAttribute("modifiers");

  let name = null;

  if (key.getAttribute("keycode"))
    name = key.getAttribute("keycode");
  else if (key.getAttribute("key"))
    name = key.getAttribute("key");

  isnot(name, null, "Successfully retrieved keycode/key");

  let modifiers = {
    shiftKey: modifiersAttr.match("shift"),
    ctrlKey: modifiersAttr.match("ctrl"),
    altKey: modifiersAttr.match("alt"),
    metaKey: modifiersAttr.match("meta"),
    accelKey: modifiersAttr.match("accel")
  }

  EventUtils.synthesizeKey(name, modifiers);
}