import { Array as YArray, Doc as YDoc } from 'yjs';
import { User } from '../types/index.js';
export type CollaborationCommentEvent = {
    comment: unknown;
};
export declare const addYComment: (yArray: YArray<unknown>, ydoc: YDoc, event: CollaborationCommentEvent, user: User | undefined) => void;
export declare const updateYComment: (yArray: YArray<unknown>, ydoc: YDoc, event: CollaborationCommentEvent, user: User | undefined) => void;
export declare const deleteYComment: (yArray: YArray<unknown>, ydoc: YDoc, event: CollaborationCommentEvent, user: User | undefined) => void;
export declare const getCommentIndex: (yArray: YArray<unknown>, comment: Record<string, unknown>) => number;