/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * 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"

interface nsICookie;
interface nsIArray;
webidl BrowsingContext;

/**
 * Meta object dispatched by cookie change notifications.
 */
[builtinclass, scriptable, uuid(5b3490f2-75f0-4e36-9f3d-47c857ecdfbb)]
interface nsICookieNotification : nsISupports {

    cenum Action : 8 {
        // A cookie was deleted. cookie contains the deleted cookie.
        COOKIE_DELETED,
        // A cookie was added. cookie contains the added cookie.
        COOKIE_ADDED,
        // A cookie was altered. cookie contains the updated version of the
        // cookie. Note that host, path, and name are invariant for a given
        // cookie; other parameters may change.
        COOKIE_CHANGED,
        // the entire cookie list was cleared. cookie is null.
        ALL_COOKIES_CLEARED,
        // A set of cookies was purged. batchDeletedCookies contains the list of
        // deleted cookies. cookie is null.
        // Purging typically affects expired cookies or cases where the cookie
        // list grows too large.
        COOKIES_BATCH_DELETED,
    };

    /**
     * Describes the cookie operation this notification is for. Cookies may be
     * deleted, added or changed. See Action enum above for possible values.
     */
    [infallible] readonly attribute nsICookieNotification_Action action;


    /**
     * The cookie the notification is for, may be null depending on the action.
     */
    [infallible] readonly attribute nsICookie cookie;

    /**
     * Base domain of the cookie. May be empty if cookie is null.
     */
    readonly attribute ACString baseDomain;

    /**
     * List of cookies purged.
     * Only set when action == COOKIES_BATCH_DELETED.
     */
    readonly attribute nsIArray batchDeletedCookies;

    /**
     * The id of the BrowsingContext the cookie change was triggered from. Set
     * to 0 if there is not applicable BrowsingContext.
     */
    [infallible] readonly attribute unsigned long long browsingContextId;

    /**
     * BrowsingContext associated with browsingContextId. May be nullptr.
     */
    [infallible] readonly attribute BrowsingContext browsingContext;
};