import { DataSelector, StrictTransferData, TransferState } from '../store';
/**
 * Hook for selector-based data subscriptions.
 * Only re-renders when selected value changes.
 *
 * @param selector - Function to select data from state
 * @returns Selected value
 */
export declare function useDataSelector<T>(selector: DataSelector<T>): T;
/**
 * Hook for transfer state by ID.
 *
 * When called with an explicit type parameter the returned `data` / `originalData`
 * fields are narrowed to `StrictTransferData<T> | null`.
 *
 * @typeParam T - Optional strict transfer shape
 * @param transferId - Transfer identifier
 * @returns TransferState (optionally narrowed) or undefined
 */
export declare function useTransferState<T extends Record<string, unknown> = Record<string, unknown>>(transferId: string): (TransferState & {
    data: StrictTransferData<T> | null;
    originalData: StrictTransferData<T> | null;
}) | undefined;
/**
 * Hook for transfer field value.
 *
 * When called with an explicit type parameter `T` and field `K`, the return type
 * is narrowed to `T[K] | undefined`.
 *
 * @typeParam T - Optional strict transfer shape
 * @typeParam K - Field key (restricted to `keyof T` when strict)
 * @param transferId - Transfer identifier
 * @param field - Field name
 * @returns Field value (typed to `T[K]` when strict)
 */
export declare function useTransferField<T extends Record<string, unknown> = Record<string, unknown>, K extends string & keyof T = string & keyof T>(transferId: string, field: K): T[K] | undefined;
/**
 * Hook for transfer loading state.
 *
 * @param transferId - Transfer identifier
 * @returns Loading state
 */
export declare function useTransferLoading(transferId: string): boolean;
/**
 * Hook for transfer dirty state.
 *
 * @param transferId - Transfer identifier
 * @returns Dirty state
 */
export declare function useTransferDirty(transferId: string): boolean;
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