import { Scraper } from './scraper';
import { FutOptHistorical, FutOptInstitutional, FutOptLargeTraders, FutOptMxfRetailPosition, FutOptTmfRetailPosition, FutOptTxoPutCallRatio, StockFutOpt } from '../interfaces';
import { FutOptExchangeRates } from '../interfaces/futopt-exchange-rates.interface';
export declare class TaifexScraper extends Scraper {
    fetchListedStockFutOpt(): Promise<StockFutOpt[]>;
    fetchFuturesHistorical(options: {
        date: string;
        symbol?: string;
        afterhours?: boolean;
    }): Promise<FutOptHistorical[] | null>;
    fetchOptionsHistorical(options: {
        date: string;
        symbol?: string;
        afterhours?: boolean;
    }): Promise<FutOptHistorical[] | null>;
    fetchFuturesInstitutional(options: {
        date: string;
        symbol: string;
    }): Promise<FutOptInstitutional | null>;
    fetchOptionsInstitutional(options: {
        date: string;
        symbol: string;
    }): Promise<FutOptInstitutional | null>;
    fetchFuturesLargeTraders(options: {
        date: string;
        symbol: string;
    }): Promise<FutOptLargeTraders | null>;
    fetchOptionsLargeTraders(options: {
        date: string;
        symbol: string;
    }): Promise<FutOptLargeTraders | null>;
    fetchMxfRetailPosition(options: {
        date: string;
    }): Promise<FutOptMxfRetailPosition | null>;
    fetchTmfRetailPosition(options: {
        date: string;
    }): Promise<FutOptTmfRetailPosition | null>;
    fetchTxoPutCallRatio(options: {
        date: string;
    }): Promise<FutOptTxoPutCallRatio | null>;
    fetchExchangeRates(options: {
        date: string;
    }): Promise<FutOptExchangeRates | null>;
}