import { SaveStatus } from './reduxLogger.js';
export { FatalState } from './reduxLogger.js';
import 'redux';
import './types.js';

/**
 * Whether the current state has been persisted.
 *
 *   'saved'    — all changes have been sent to the server / localStorage
 *   'modified' — changes exist, debounce timer running
 */
declare function useSaved(): SaveStatus;
/**
 * WebSocket connection status.
 *
 *   true  — connected
 *   false — disconnected (show offline indicator)
 *   null  — no WebSocket configured (don't show indicator)
 */
declare function useConnected(): boolean | null;
/**
 * Whether initialization is complete (a fetch_blob load cycle has resolved).
 *
 * Use this to gate the UI — show a loading screen until true. Note: a store
 * with no fetch_blob server never resolves loaded (local-only mode is not yet
 * supported — see reduxLogger).
 */
declare function useLoaded(): boolean;
/**
 * Sticky fatal condition surfaced by a logger, or null when none.
 *
 *   { code: 'ACK_REQUIRED', message } — a requireAck client hit a server that
 *     doesn't support the ack protocol (mis-deploy; work may not be saved).
 *
 * Reactive — read it alongside useConnected/useSaved to render a banner.
 * Sticky until the logger clears it (e.g. a late ack-capable hello recovers).
 */
declare function useFatal(): {
    code: string;
    message: string;
} | null;

export { SaveStatus, useConnected, useFatal, useLoaded, useSaved };