import { TornadoFeeOracle } from './feeOracle';
import { ITornadoFeeOracle, TransactionData, TxType, LegacyGasPriceKey, GasPriceParams, GetWithdrawalFeeViaRelayerInput, HexadecimalStringifiedNumber } from './types';
/**
 * V6 version that would cover every available networks and relayers
 *
 * Ported from https://git.tornado.ws/tornadocontrib/tornado-core/src/branch/main/src/fees.ts and has been verified over time
 */
export declare class TornadoFeeOracleV6 extends TornadoFeeOracle implements ITornadoFeeOracle {
    private fallbackFeeOracle;
    overrideGasPrice?: GasPriceParams;
    constructor(chainId: number, rpcUrl: string, overrideGasPrice?: GasPriceParams);
    /**
     * Apply static 10% gasLimit premium as it wouldn't change across nodes or relayers
     */
    getGasLimit(tx?: TransactionData, type?: TxType, bumpPercent?: number): Promise<number>;
    /**
     * Apply static 30% gasPrice premium for EIP-1559 enabled networks
     *
     * Because Tornado Transactions are censored from block builders
     * it would take some time to be confirmed after when the transaction is broadcasted.
     *
     * We apply 30% premium and 56% overall premium to combat basefee spike
     * (Can spike 12.5% per block accoring to the EIP-1559 metrics https://metamask.io/1559/)
     */
    getGasPriceParams(speed?: LegacyGasPriceKey, bumpPercent?: number): Promise<GasPriceParams>;
    /**
     * Apply 20% premium from the calculated fee from UI, applies 5% fee from relayer to prevent arbitrage from refund
     */
    calculateWithdrawalFeeViaRelayer(params: GetWithdrawalFeeViaRelayerInput & {
        premium?: number;
    }): Promise<HexadecimalStringifiedNumber>;
}