import { ExchangeRateResult } from './exchange-rate.types';
interface YahooCache {
    usdToCop: number | null;
    asOf: string | null;
}
export declare const startExchangeRateJob: () => void;
export declare const stopExchangeRateJob: () => void;
export declare const forceRefreshExchangeRate: (forceYahooRefresh?: boolean) => Promise<ExchangeRateResult | null>;
export declare const getCurrentExchangeRate: () => ExchangeRateResult | null;
export declare const getExchangeRateDetails: () => any;
export declare const getYahooSnapshot: () => YahooCache;
export declare const getLastUpdateAt: () => Date | null;
export declare const getNextUpdateAt: () => Date | null;
export declare const getTimeUntilNextUpdate: () => {
    milliseconds: number;
    seconds: number;
    minutes: number;
    nextUpdateAt: Date | null;
};
export declare const getNextDayRateValue: () => number | null;
export declare const isExchangeRateJobRunning: () => boolean;
export declare const isExchangeRateRefreshInProgress: () => boolean;
export declare const getConsecutiveErrors: () => number;
export {};
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