import { DualFundingTxFinalizer } from '@node-dlc/core';
/**
 * Build a DualFundingTxFinalizer, which is used to
 * help calculate contract premium after network fees (assuming 1 funding input for both parties)
 *
 * @param feeRate
 * @returns DualFundingTxFinalizer
 */
export declare const buildDualFundingTxFinalizer: (feeRate: number) => DualFundingTxFinalizer;
declare type FeeConfig = {
    serviceFees: number;
    mmDiscount: number;
};
export declare class PremiumCalculator {
    readonly feeConfig: FeeConfig;
    constructor(feeConfig: FeeConfig);
    /**
     * Calculates the premium received by the contract offeror after fees.
     *
     * If network fees exceed the fee collected by the service provider, no service fees are applied.
     *
     * @param premium premium received by the contract offeror in sats
     * @param feeRate sat/byte fee rate
     * @returns
     */
    calculatePostFeePremium: (premium: number, feeRate: number) => number;
    /**
     * Calculates the premium received by the contract offeror before fees.
     *
     * @param premium premium received by the contract offeror in sats
     * @param feeRate sat/byte fee rate
     * @returns
     */
    calculatePreFeePremium: (premium: number, feeRate: number) => number;
}
export {};