import { PythPrice } from "../pyth/types.js";
import { MarketState, PoolType } from "../types.js";
/**
 * PriceMonitor - Monitors Pyth price and calculates outcomes
 *
 * Responsibilities:
 * - Polls Pyth price at configured interval
 * - Calculates outcomes for both High and Low pools
 * - Detects outcome changes and triggers callbacks
 */
export declare class PriceMonitor {
    private priceService;
    private checkInterval;
    private verbose;
    private timer;
    private isRunning;
    private lastPrice;
    constructor(hermesUrl: string, checkInterval?: number, verbose?: boolean);
    /**
     * Start price monitoring
     *
     * @param market - Current market state
     * @param onOutcomeChange - Callback when outcome changes
     * @param onPriceUpdate - Callback on each price update
     */
    start(market: MarketState, onOutcomeChange: (poolType: PoolType, newOutcome: number, priceInCents: number) => Promise<void>, onPriceUpdate?: (price: PythPrice) => void): void;
    /**
     * Stop price monitoring
     */
    stop(): void;
    /**
     * Get last price update
     */
    getLastPrice(): PythPrice | null;
    private log;
}
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