/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* 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/. */

#include "nsISupports.idl"

[scriptable, builtinclass, uuid(6c62d204-cb7f-4762-8703-ebcccdd88Bde)]
interface nsIIndexedDatabaseManager : nsISupports
{
  /**
   * Loop over all storage repositories, descend into origin directories,
   * collect all available IndexedDB databases and do maintenance for them.
   * The maintenance checks database integrity first and then determines
   * maintenance action which can be either "nothing" or "incremental vacuum"
   * or "full vacuum". Incremental or full vacuum is then performed.
   *
   * If the dom.indexedDB.testing preference is not true the call will fail
   * because the maintenance is normally initiated by the QuotaManager based
   * on notifications from the nsIUserIdleService. This method is intented for
   * testing purposes only.
   */
  [implicit_jscontext]
  Promise doMaintenance();
};