import { tl } from '../../tl/index.js';
import { PeersIndex } from '../types/peers/peers-index.js';
import { PendingUpdate } from './types.js';
export declare function messageToUpdate(message: tl.TypeMessage): tl.TypeUpdate;
export declare function extractChannelIdFromUpdate(upd: tl.TypeUpdate): number | undefined;
export declare function toPendingUpdate(upd: tl.TypeUpdate, peers: PeersIndex, fromDifference?: boolean): PendingUpdate;
export declare function isMessageEmpty(upd: tl.TypeUpdate): boolean;
/**
 * Create a dummy `updates` container with given updates.
 */
export declare function createDummyUpdatesContainer(updates: tl.TypeUpdate[], seq?: number): tl.TypeUpdates;
/**
 * Create a dummy update from PTS and PTS count.
 *
 * @param pts  PTS
 * @param ptsCount  PTS count
 * @param channelId  Channel ID (bare), if applicable
 */
export declare function createDummyUpdate(pts: number, ptsCount: number, channelId?: number): tl.TypeUpdates;
/** @internal */
export declare function assertIsUpdatesGroup(ctx: string, upd: tl.TypeUpdates): asserts upd is tl.RawUpdates | tl.RawUpdatesCombined;