/*
 * Copyright (C) 2006, 2007, 2011 Apple Inc. All rights reserved.
 * Copyright (C) 2006, 2007 Samuel Weinig <sam@webkit.org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

[Custom] callback CustomElementConstructor = Element ();

// https://html.spec.whatwg.org/#the-document-object
enum DocumentReadyState { "loading", "interactive", "complete" };


// https://w3c.github.io/page-visibility/#visibility-states-and-the-visibilitystate-enum
enum VisibilityState { "hidden", "visible", "prerender"};

// https://wicg.github.io/cors-rfc1918/#feature-detect
enum AddressSpace { "local", "private", "public" };

typedef (HTMLScriptElement or SVGScriptElement) HTMLOrSVGScriptElement;

// https://dom.spec.whatwg.org/#interface-document
// https://html.spec.whatwg.org/multipage/dom.html#documents

[
    Constructor(),
    ConstructorCallWith=Document
] interface Document : Node {
    [SameObject] readonly attribute DOMImplementation implementation;
    [ImplementedAs=urlForBinding] readonly attribute USVString URL;
    // FIXME: documentURI should not be nullable.
    [ImplementedAs=urlForBinding] readonly attribute USVString? documentURI;
    [DeprecateAs=DocumentOrigin] readonly attribute USVString origin;
    readonly attribute DOMString compatMode;

    readonly attribute DOMString characterSet;
    [ImplementedAs=characterSet] readonly attribute DOMString charset; // legacy alias of .characterSet
    [ImplementedAs=characterSet] readonly attribute DOMString inputEncoding; // legacy alias of .characterSet
    readonly attribute DOMString contentType;

    readonly attribute DocumentType? doctype;
    [Affects=Nothing] readonly attribute Element? documentElement;
    [Affects=Nothing] HTMLCollection getElementsByTagName(DOMString localName);
    [Affects=Nothing] HTMLCollection getElementsByTagNameNS(DOMString? namespaceURI, DOMString localName);
    [Affects=Nothing] HTMLCollection getElementsByClassName(DOMString classNames);

    [NewObject, DoNotTestNewObject, CustomElementCallbacks, PerWorldBindings, RaisesException, ImplementedAs=CreateElementForBinding] Element createElement(DOMString localName);
    [NewObject, DoNotTestNewObject, CustomElementCallbacks, RaisesException] Element createElementNS(DOMString? namespaceURI, DOMString qualifiedName);
    [NewObject] DocumentFragment createDocumentFragment();
    [NewObject] Text createTextNode(DOMString data);
    [NewObject, RaisesException] CDATASection createCDATASection(DOMString data);
    [NewObject] Comment createComment(DOMString data);
    [NewObject, RaisesException] ProcessingInstruction createProcessingInstruction(DOMString target, DOMString data);

    [NewObject, DoNotTestNewObject, CEReactions, CustomElementCallbacks, RaisesException] Node importNode(Node node, optional boolean deep = false);
    [RaisesException, CEReactions, CustomElementCallbacks] Node adoptNode(Node node);

    [NewObject, RaisesException, MeasureAs=DocumentCreateAttribute] Attr createAttribute(DOMString localName);
    [NewObject, RaisesException, MeasureAs=DocumentCreateAttributeNS] Attr createAttributeNS(DOMString? namespaceURI, DOMString qualifiedName);

    [NewObject, RaisesException, CallWith=ScriptState] Event createEvent(DOMString eventType);

    [NewObject] Range createRange();

    // NodeFilter.SHOW_ALL = 0xFFFFFFFF
    [NewObject] NodeIterator createNodeIterator(Node root, optional unsigned long whatToShow = 0xFFFFFFFF, optional NodeFilter? filter = null);
    [NewObject] TreeWalker createTreeWalker(Node root, optional unsigned long whatToShow = 0xFFFFFFFF, optional NodeFilter? filter = null);

    // NonDocumentRootScroller (https://github.com/bokand/NonDocumentRootScroller)
    [RaisesException=Setter, RuntimeEnabled=SetRootScroller, Measure] attribute Element? rootScroller;

    // FIXME: xmlEncoding/xmlVersion/xmlStandalone have been removed from the spec.
    [MeasureAs=DocumentXMLEncoding] readonly attribute DOMString? xmlEncoding;
    [RaisesException=Setter, MeasureAs=DocumentXMLVersion] attribute DOMString? xmlVersion;
    [RaisesException=Setter, MeasureAs=DocumentXMLStandalone] attribute boolean xmlStandalone;

    // HTML
    // https://html.spec.whatwg.org/#the-document-object

    // resource metadata management

    [Affects=Nothing, PutForwards=href, Unforgeable] readonly attribute Location? location;
    [Affects=Nothing, RaisesException=Setter] attribute USVString domain;
    [Affects=Nothing] readonly attribute USVString referrer;
    [Affects=Nothing, RaisesException, RuntimeCallStatsCounter=DocumentCookie] attribute DOMString cookie;
    readonly attribute DOMString lastModified;
    readonly attribute DocumentReadyState readyState;

    // DOM tree accessors
    // Named getter is implemented without IDL code generation for better
    // performance. See LocalWindowProxy.cpp.
    // getter object (DOMString name);
    [Affects=Nothing, CEReactions, CustomElementCallbacks] attribute DOMString title;
    [CEReactions, CustomElementCallbacks] attribute DOMString dir;
    [Affects=Nothing, CEReactions, RaisesException=Setter, CustomElementCallbacks, PerWorldBindings] attribute HTMLElement? body;
    [Affects=Nothing] readonly attribute HTMLHeadElement? head;
    [SameObject, Measure] readonly attribute HTMLCollection images;
    [SameObject, Measure] readonly attribute HTMLCollection embeds;
    [SameObject, ImplementedAs=embeds, Measure] readonly attribute HTMLCollection plugins;
    [SameObject, Measure] readonly attribute HTMLCollection links;
    [SameObject, Measure] readonly attribute HTMLCollection forms;
    [SameObject, Measure] readonly attribute HTMLCollection scripts;
    [Affects=Nothing, PerWorldBindings] NodeList getElementsByName(DOMString elementName);
    [ImplementedAs=currentScriptForBinding] readonly attribute HTMLOrSVGScriptElement? currentScript;

    // dynamic markup insertion
    [CallWith=EnteredWindow, CEReactions, CustomElementCallbacks, RaisesException, MeasureAs=DocumentOpen] Document open(optional DOMString type = "text/html", optional DOMString replace = "");
    [CallWith=(CurrentWindow,EnteredWindow), RaisesException, MeasureAs=DocumentOpen] Window open(USVString url, DOMString name, DOMString features);
    [CEReactions, RaisesException] void close();
    [CallWith=EnteredWindow, CEReactions, CustomElementCallbacks, RaisesException] void write(DOMString... text);
    [CallWith=EnteredWindow, CEReactions, CustomElementCallbacks, RaisesException] void writeln(DOMString... text);

    // TrustedTypes variants of the above.
    // TODO(mkwst): Write a spec for this.
    [RuntimeEnabled=TrustedDOMTypes, CallWith=EnteredWindow, CEReactions, CustomElementCallbacks, RaisesException] void write(TrustedHTML text);
    [RuntimeEnabled=TrustedDOMTypes, CallWith=EnteredWindow, CEReactions, CustomElementCallbacks, RaisesException] void writeln(TrustedHTML text);

    // user interaction
    [Affects=Nothing] readonly attribute Window? defaultView;
    [Affects=Nothing] boolean hasFocus();
    [CEReactions, CustomElementCallbacks, MeasureAs=DocumentDesignMode] attribute DOMString designMode;
    [CEReactions, CustomElementCallbacks, RaisesException] boolean execCommand(DOMString commandId, optional boolean showUI = false, optional DOMString value = "");
    [RaisesException] boolean queryCommandEnabled(DOMString commandId);
    [RaisesException] boolean queryCommandIndeterm(DOMString commandId);
    [RaisesException] boolean queryCommandState(DOMString commandId);
    [RaisesException] boolean queryCommandSupported(DOMString commandId);
    [RaisesException] DOMString queryCommandValue(DOMString commandId);

    [LenientThis] attribute EventHandler onreadystatechange;

    // HTML obsolete features
    // https://html.spec.whatwg.org/#Document-partial

    [Measure] readonly attribute HTMLCollection anchors;
    [Measure] readonly attribute HTMLCollection applets;

    [CEReactions, CustomElementCallbacks] attribute [TreatNullAs=EmptyString] DOMString fgColor;
    [CEReactions, CustomElementCallbacks] attribute [TreatNullAs=EmptyString] DOMString linkColor;
    [CEReactions, CustomElementCallbacks] attribute [TreatNullAs=EmptyString] DOMString vlinkColor;
    [CEReactions, CustomElementCallbacks] attribute [TreatNullAs=EmptyString] DOMString alinkColor;
    [CEReactions, CustomElementCallbacks] attribute [TreatNullAs=EmptyString] DOMString bgColor;

    [MeasureAs=DocumentClear] void clear();
    [MeasureAs=DocumentCaptureEvents] void captureEvents();
    [MeasureAs=DocumentReleaseEvents] void releaseEvents();

    [SameObject, MeasureAs=DocumentAll] readonly attribute HTMLAllCollection all;

    [Affects=Nothing] readonly attribute Element? scrollingElement;

    // Pointer Lock
    // https://w3c.github.io/pointerlock/#extensions-to-the-document-interface
    attribute EventHandler onpointerlockchange;
    attribute EventHandler onpointerlockerror;
    [MeasureAs=DocumentExitPointerLock] void exitPointerLock();

    [OriginTrialEnabled=TouchEventFeatureDetection, DeprecateAs=V8Document_CreateTouchList_Method] TouchList createTouchList(Touch... touches);

    // Custom Elements
    // https://w3c.github.io/webcomponents/spec/custom/#extensions-to-document-interface-to-register
    // FIXME: The registerElement return type should be Function.
    [RuntimeEnabled=CustomElementsV0, CallWith=ScriptState, CustomElementCallbacks, RaisesException, MeasureAs=DocumentRegisterElement] CustomElementConstructor registerElement(DOMString type, optional ElementRegistrationOptions options);
    // https://w3c.github.io/webcomponents/spec/custom/#extensions-to-document-interface-to-instantiate
    // FIXME: The typeExtension arguments should not be nullable.
    [CustomElementCallbacks, PerWorldBindings, RaisesException, ImplementedAs=CreateElementForBinding] Element createElement(DOMString localName, (DOMString or Dictionary)? options);
    [CustomElementCallbacks, RaisesException] Element createElementNS(DOMString? namespaceURI, DOMString qualifiedName, (DOMString or Dictionary)? options);

    // Page Visibility
    // https://w3c.github.io/page-visibility/#extensions-to-the-document-interface
    readonly attribute boolean hidden;
    readonly attribute VisibilityState visibilityState;
    [RuntimeEnabled=PageLifecycle] readonly attribute boolean wasDiscarded;

    // CORS and RFC1918
    // https://wicg.github.io/cors-rfc1918/#feature-detect
    [RuntimeEnabled=CorsRFC1918, ImplementedAs=addressSpaceForBindings] readonly attribute AddressSpace addressSpace;

    // Non-standard APIs
    [MeasureAs=DocumentCaretRangeFromPoint] Range caretRangeFromPoint([Default=Undefined] optional long x, [Default=Undefined] optional long y);


    // https://wicg.github.io/feature-policy
    // TODO(iclelland): add spec for JS exposure in the spec for Feature Policy.
    // Please refer to this doc for more details for now:
    // https://docs.google.com/a/chromium.org/document/d/1wvk3cXkblNnbkMcsKayseK-k0SMGiP9b9fQFgfpqQpc/edit?usp=sharing
    [RuntimeEnabled=FeaturePolicyJavaScriptInterface] readonly attribute Policy policy;

    // Deprecated prefixed page visibility API.
    // TODO(davidben): This is a property so attaching a deprecation warning results in false positives when outputting
    // document in the console. It's possible https://crbug.com/43394 will resolve this.
    [MeasureAs=PrefixedPageVisibility, ImplementedAs=visibilityState] readonly attribute DOMString webkitVisibilityState;
    [MeasureAs=PrefixedPageVisibility, ImplementedAs=hidden] readonly attribute boolean webkitHidden;

    // Event handler attributes
    attribute EventHandler onbeforecopy;
    attribute EventHandler onbeforecut;
    attribute EventHandler onbeforepaste;
    attribute EventHandler oncopy;
    attribute EventHandler oncut;
    [RuntimeEnabled=PageLifecycle] attribute EventHandler onfreeze;
    attribute EventHandler onpaste;
    [RuntimeEnabled=PageLifecycle] attribute EventHandler onresume;
    attribute EventHandler onsearch;
    [RuntimeEnabled=ExperimentalContentSecurityPolicyFeatures] attribute EventHandler onsecuritypolicyviolation;
    attribute EventHandler onselectionchange;
    attribute EventHandler onselectstart;
    attribute EventHandler onvisibilitychange;
};

Document implements GlobalEventHandlers;
Document implements ParentNode;
Document implements NonElementParentNode;
Document implements DocumentOrShadowRoot;
Document implements FontFaceSource;