/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/.
 *
 * The origin of this IDL file is
 * https://w3c.github.io/clipboard-apis/
 *
 * Copyright © 2018 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
 * liability, trademark and document use rules apply.
 */

typedef sequence<ClipboardItem> ClipboardItems;

[SecureContext, Exposed=Window]
interface Clipboard : EventTarget {
  [Pref="dom.events.asyncClipboard.clipboardItem", NewObject, NeedsSubjectPrincipal]
  Promise<ClipboardItems> read();
  [Func="Clipboard::ReadTextEnabled", NewObject, NeedsSubjectPrincipal]
  Promise<DOMString> readText();

  [Pref="dom.events.asyncClipboard.clipboardItem", NewObject, NeedsSubjectPrincipal]
  Promise<undefined> write(ClipboardItems data);

  [NewObject, NeedsSubjectPrincipal]
  Promise<undefined> writeText(DOMString data);
};

partial interface Clipboard {
  // @param allowed true, if the user allowed (e.g. clicked) the "Paste" menuitem.
  //                false, when the menupopup was dismissed.
  [ChromeOnly]
  undefined onUserReactedToPasteMenuPopup(boolean allowed);
};

typedef (DOMString or Blob) ClipboardItemDataType;
// typedef Promise<ClipboardItemDataType> ClipboardItemData;
// callback ClipboardItemDelayedCallback = ClipboardItemData ();

[SecureContext, Exposed=Window, Pref="dom.events.asyncClipboard.clipboardItem"]
interface ClipboardItem {
  // Note: The spec uses Promise<ClipboardItemDataType>.
  [Throws]
  constructor(record<DOMString, ClipboardItemDataType> items,
              optional ClipboardItemOptions options = {});

  // static ClipboardItem createDelayed(
  //     record<DOMString, ClipboardItemDelayedCallback> items,
  //     optional ClipboardItemOptions options = {});

  readonly attribute PresentationStyle presentationStyle;
  // readonly attribute long long lastModified;
  // readonly attribute boolean delayed;

  // TODO: Use FrozenArray once available. (Bug 1236777)
  // readonly attribute FrozenArray<DOMString> types;
  [Frozen, Cached, Pure]
  readonly attribute sequence<DOMString> types;

  [NewObject]
  Promise<Blob> getType(DOMString type);
};

enum PresentationStyle { "unspecified", "inline", "attachment" };

dictionary ClipboardItemOptions {
  PresentationStyle presentationStyle = "unspecified";
};