#import <Crypto/Crypto.idl>
#import <CSS/MediaQueryList.idl>
#import <CSS/Screen.idl>
#import <DOM/Document.idl>
#import <DOM/EventHandler.idl>
#import <DOM/EventTarget.idl>
#import <HighResolutionTime/Performance.idl>
#import <HTML/AnimationFrameProvider.idl>
#import <HTML/CustomElements/CustomElementRegistry.idl>
#import <HTML/Navigator.idl>
#import <HTML/WindowLocalStorage.idl>
#import <HTML/WindowOrWorkerGlobalScope.idl>
#import <HTML/WindowSessionStorage.idl>
#import <RequestIdleCallback/IdleRequest.idl>

// https://html.spec.whatwg.org/multipage/nav-history-apis.html#window
[Global=Window, Exposed=Window, LegacyUnenumerableNamedProperties, UseNewAKString]
interface Window : EventTarget {
    // the current browsing context
    [LegacyUnforgeable] readonly attribute WindowProxy window;
    [Replaceable] readonly attribute WindowProxy self;
    [LegacyUnforgeable] readonly attribute Document document;
    attribute DOMString name;
    [PutForwards=href, LegacyUnforgeable] readonly attribute Location location;
    readonly attribute History history;
    readonly attribute CustomElementRegistry customElements;
    undefined focus();

    // other browsing contexts
    [Replaceable] readonly attribute WindowProxy frames;
    [Replaceable] readonly attribute unsigned long length;
    [LegacyUnforgeable] readonly attribute WindowProxy? top;
    [Replaceable] readonly attribute WindowProxy? parent;
    readonly attribute Element? frameElement;
    WindowProxy? open(optional USVString url = "", optional DOMString target = "_blank", optional [LegacyNullToEmptyString] DOMString features = "");

    // the user agent
    readonly attribute Navigator navigator;
    [ImplementedAs=navigator] readonly attribute Navigator clientInformation; // legacy alias of .navigator

    // user prompts
    undefined alert();
    undefined alert(DOMString message);
    boolean confirm(optional DOMString message = "");
    DOMString? prompt(optional DOMString message = "", optional DOMString default = "");

    undefined postMessage(any message, USVString targetOrigin);
    // FIXME: undefined postMessage(any message, USVString targetOrigin, optional sequence<object> transfer = []);
    // FIXME: undefined postMessage(any message, optional WindowPostMessageOptions options = {});

    // https://dom.spec.whatwg.org/#interface-window-extensions
    [Replaceable] readonly attribute (Event or undefined) event; // legacy

    // https://w3c.github.io/csswg-drafts/cssom/#extensions-to-the-window-interface
    [NewObject] CSSStyleDeclaration getComputedStyle(Element elt, optional CSSOMString? pseudoElt);

    // https://w3c.github.io/csswg-drafts/cssom-view/#extensions-to-the-window-interface
    [NewObject] MediaQueryList matchMedia(CSSOMString query);
    [SameObject, Replaceable] readonly attribute Screen screen;

    // viewport
    [Replaceable] readonly attribute long innerWidth;
    [Replaceable] readonly attribute long innerHeight;

    // viewport scrolling
    [Replaceable] readonly attribute double scrollX;
    [Replaceable, ImplementedAs=scroll_x] readonly attribute double pageXOffset;
    [Replaceable] readonly attribute double scrollY;
    [Replaceable, ImplementedAs=scroll_y] readonly attribute double pageYOffset;
    undefined scroll(optional ScrollToOptions options = {});
    undefined scroll(unrestricted double x, unrestricted double y);
    [ImplementedAs=scroll] undefined scrollTo(optional ScrollToOptions options = {});
    [ImplementedAs=scroll] undefined scrollTo(unrestricted double x, unrestricted double y);
    undefined scrollBy(optional ScrollToOptions options = {});
    undefined scrollBy(unrestricted double x, unrestricted double y);

    // client
    [Replaceable] readonly attribute long screenX;
    [Replaceable, ImplementedAs=screen_x] readonly attribute long screenLeft;
    [Replaceable] readonly attribute long screenY;
    [Replaceable, ImplementedAs=screen_y] readonly attribute long screenTop;
    [Replaceable] readonly attribute long outerWidth;
    [Replaceable] readonly attribute long outerHeight;
    [Replaceable] readonly attribute double devicePixelRatio;

    // https://w3c.github.io/requestidlecallback/#window_extensions
    unsigned long requestIdleCallback(IdleRequestCallback callback, optional IdleRequestOptions options = {});
    undefined cancelIdleCallback(unsigned long handle);

    // https://w3c.github.io/selection-api/#extensions-to-window-interface
    Selection? getSelection();

    // FIXME: Everything from here on should be shared through WindowOrWorkerGlobalScope
    // https://w3c.github.io/hr-time/#the-performance-attribute
    [Replaceable] readonly attribute Performance performance;

    // https://w3c.github.io/webcrypto/#crypto-interface
    [SameObject] readonly attribute Crypto crypto;
};
Window includes AnimationFrameProvider;
Window includes GlobalEventHandlers;
Window includes WindowEventHandlers;
Window includes WindowLocalStorage;
Window includes WindowSessionStorage;
Window includes WindowOrWorkerGlobalScope;

enum ScrollBehavior { "auto", "instant", "smooth" };

dictionary ScrollOptions {
    ScrollBehavior behavior = "auto";
};
dictionary ScrollToOptions : ScrollOptions {
    unrestricted double left;
    unrestricted double top;
};