/*
This file is part of the Notesnook project (https://notesnook.com/)

Copyright (C) 2023 Streetwriters (Private) Limited

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
import { Extension } from "@tiptap/core";
import { Plugin, PluginKey } from "prosemirror-state";
import { Slice } from "prosemirror-model";
import { LIST_NODE_TYPES } from "../../utils/node-types";
import { ClipboardDOMParser } from "./clipboard-dom-parser";
import { ClipboardDOMSerializer } from "./clipboard-dom-serializer";
import { clipboardTextParser } from "./clipboard-text-parser";
import { clipboardTextSerializer } from "./clipboard-text-serializer";
export const Clipboard = Extension.create({
    name: "clipboard",
    addProseMirrorPlugins() {
        return [
            new Plugin({
                key: new PluginKey("clipboard"),
                props: {
                    clipboardParser: ClipboardDOMParser.fromSchema(this.editor.schema),
                    clipboardSerializer: ClipboardDOMSerializer.fromSchema(this.editor.schema),
                    transformCopied,
                    clipboardTextParser,
                    clipboardTextSerializer
                }
            })
        ];
    }
});
export function transformCopied(slice, view) {
    // when copying a single list item, we shouldn't retain the
    // list formatting but copy it as a paragraph.
    const maybeList = slice.content.firstChild;
    if (slice.content.childCount === 1 &&
        maybeList &&
        LIST_NODE_TYPES.includes(maybeList.type.name) &&
        maybeList.childCount === 1 &&
        maybeList.firstChild) {
        return transformCopied(Slice.maxOpen(maybeList.firstChild.content), view);
    }
    return slice;
}
