/// <reference types="react" />
import lexicalDecoratorBlockNode, { type SerializedDecoratorBlockNode } from '@lexical/react/LexicalDecoratorBlockNode.js';
import type { DOMConversionMap, DOMExportOutput, EditorConfig, ElementFormatType, LexicalEditor, LexicalNode, NodeKey, Spread } from 'lexical';
export type SerializedYouTubeNode = Spread<{
    videoID: string;
}, SerializedDecoratorBlockNode>;
/**
 * A Lexical node to represent an embedded YouTube video
 */
export declare class YouTubeNode extends lexicalDecoratorBlockNode.DecoratorBlockNode {
    __id: string;
    static getType(): string;
    static clone(node: YouTubeNode): YouTubeNode;
    static importJSON(serializedNode: SerializedYouTubeNode): YouTubeNode;
    exportJSON(): SerializedYouTubeNode;
    constructor(id: string, format?: ElementFormatType, key?: NodeKey);
    exportDOM(): DOMExportOutput;
    static importDOM(): DOMConversionMap | null;
    updateDOM(): false;
    getId(): string;
    getTextContent(_includeInert?: boolean | undefined, _includeDirectionless?: false | undefined): string;
    decorate(_editor: LexicalEditor, config: EditorConfig): JSX.Element;
}
/**
 * Creates a YouTube node from a video id
 *
 * @param videoID The YouTube video id
 * @returns A YouTube node
 */
export declare function $createYouTubeNode(videoID: string): YouTubeNode;
/**
 * A typeguard function to assert on a YouTube node
 *
 * @param node A Lexical node
 * @returns true if the node is a YouTube node, otherwise false
 */
export declare function $isYouTubeNode(node: YouTubeNode | LexicalNode | null | undefined): node is YouTubeNode;