import type { NapiNode } from '@vibecook/truffle';
/** A device-owned slice of data. */
export interface Slice<T> {
    deviceId: string;
    data: T;
    version: number;
    updatedAt: number;
}
/** Events emitted by the synced store. */
export type StoreEvent<T> = {
    type: 'local_changed';
    data: T;
} | {
    type: 'peer_updated';
    deviceId: string;
    data: T;
    version: number;
} | {
    type: 'peer_removed';
    deviceId: string;
};
export interface UseSyncedStoreResult<T> {
    /** This device's current data, or null if not yet set. */
    localData: T | null;
    /** All device slices (local + remote), keyed by device ID. */
    allSlices: Map<string, Slice<T>>;
    /** List of device IDs with data in this store. */
    deviceIds: string[];
    /** Current local version number. */
    version: number;
    /** Update this device's data (broadcasts automatically). */
    set: (data: T) => Promise<void>;
}
/**
 * React hook for a Truffle synced store.
 *
 * Provides reactive access to the native RFC 016 synced-store implementation,
 * including current snapshots, peer removal, and automatic peer synchronization.
 *
 * @example
 * ```tsx
 * const { localData, allSlices, set } = useSyncedStore<MyState>(node, 'app-state');
 *
 * // Update local state (broadcasts to all peers)
 * set({ activeProject: 'truffle', status: 'coding' });
 *
 * // Read all peers' state
 * for (const [deviceId, slice] of allSlices) {
 *   console.log(`${deviceId}: ${slice.data.activeProject}`);
 * }
 * ```
 */
export declare function useSyncedStore<T>(node: NapiNode | null, storeId: string): UseSyncedStoreResult<T>;
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