import type { SwapResponse } from './apiClients/layerSwapApiClient';
/** Must stay below HOT_INTERVAL_MS so SWR dedup never swallows a scheduled poll. */
export declare const SWAP_POLL_DEDUPE_MS = 200;
export type SwapPollingInput = {
    /** Only backend facts can end observation. UI phases and local failures are not inputs. */
    swap?: Pick<SwapResponse['swap'], 'status' | 'transactions' | 'use_deposit_address'>;
    refuelRequired?: boolean;
    hasError?: boolean;
    now: number;
    /** Last time the swap payload changed (or polling started). */
    lastChangeAt: number;
    /** When the user's withdrawal tx was submitted from the wallet, if it was. */
    txSubmittedAt?: number;
    /** Quote's avg_completion_time in "H:MM:SS.fff" format. */
    avgCompletionTime?: string;
};
export declare function resolveSwapPollingInterval(input: SwapPollingInput): number;
//# sourceMappingURL=swapPollingPolicy.d.ts.map