/**
 * Options trading service with Yahoo Finance integration
 */
import { OptionsChain, EarningsEvent, DividendInfo, HistoricalVolatilityResult, MaxPainResult, ImpliedVolatilityData } from '../types/options.js';
export declare class OptionsService {
    private yahooService;
    private cache;
    /**
     * Get options chain for a symbol
     */
    getOptionsChain(symbol: string, expirationDate?: string): Promise<OptionsChain>;
    /**
     * Get available expiration dates for a symbol
     */
    getExpirationDates(symbol: string): Promise<Date[]>;
    /**
     * Get earnings calendar for a symbol or upcoming earnings
     */
    getEarningsCalendar(symbol?: string, daysAhead?: number): Promise<EarningsEvent[]>;
    /**
     * Get dividend information for a symbol
     */
    getDividendInfo(symbol: string): Promise<DividendInfo>;
    /**
     * Calculate historical volatility for multiple periods
     */
    calculateHistoricalVolatility(symbol: string, periods?: number[]): Promise<HistoricalVolatilityResult>;
    /**
     * Calculate max pain for an options chain
     */
    calculateMaxPain(symbol: string, expirationDate?: string): Promise<MaxPainResult>;
    /**
     * Get implied volatility data
     */
    getImpliedVolatility(symbol: string): Promise<ImpliedVolatilityData>;
    /**
     * Find ATM (at-the-money) strike price
     */
    private findATMStrike;
    /**
     * Transform Yahoo Finance option contract to our format
     */
    private transformOptionContract;
}
export declare const optionsService: OptionsService;
//# sourceMappingURL=options.d.ts.map