import { Instrument, MarketData } from "../interfaces";
import { Contract } from "@stoqey/ib";
export declare class MkdManager {
    logsNames: string;
    marketData: Record<string, MarketData[]>;
    _cleanUp: Record<string, Date>;
    getSymbolKey(instrument: Instrument | Contract): string;
    cacheBar(data: MarketData): void;
    findIndex(symbol: string, targetTimestamp: number, last?: boolean): number;
    /**
     * Get historical data for a given time range using binary search
     *
     * @param contract - The instrument to query
     * @param startDate - Start of the range
     * @param endDate - End of the range
     * @param interval - Optional interval for aggregation (not yet implemented)
     * @returns Array of market data within the range
     *
     * @example
     * const data = await manager.historicalData(
     *   instrument,
     *   new Date('2024-01-15T10:30:00Z'),
     *   new Date('2024-01-15T10:35:00Z')
     * );
     */
    historicalData(contract: Instrument | Contract, startDate: Date, endDate: Date, interval?: string): Promise<MarketData[]>;
    /**
     * Get quote at or before specified timestamp (point-in-time lookup)
     * Returns the most recent data point at or before the requested time.
     * If no data exists before the requested time, returns the first available data point.
     *
     * @param contract - The instrument to query
     * @param date - The timestamp to query (defaults to current time)
     * @returns The market data at or before the specified time, or null if no data exists
     *
     * @example
     * // Get current quote
     * const quote = await manager.getQuote(instrument);
     *
     * @example
     * // Get historical quote at specific time
     * const quote = await manager.getQuote(instrument, new Date('2024-01-15T10:32:00Z'));
     */
    getQuote(contract: Instrument | Contract, date?: Date): Promise<MarketData>;
    doCleanUp: (symbol: any, data: MarketData, buffer: MarketData[]) => void;
}