/// <reference types="node" />
import { FundingInput } from '@node-dlc/messaging';
export type FundingInputScriptType = 'p2wpkh' | 'p2wsh' | 'p2tr';
export declare const FUNDING_INPUT_MAX_WITNESS_LEN: Record<FundingInputScriptType, number>;
export declare const DEFAULT_MAX_WITNESS_LEN: number;
export declare const getMaxWitnessLen: (scriptType?: FundingInputScriptType) => number;
export declare const fundingInputVBytes: (maxWitnessLen?: number, scriptSigLength?: number) => bigint;
export declare const fundingInputWithWitnessLen: (maxWitnessLen: number) => FundingInput;
export declare class DualFundingTxFinalizer {
    readonly offerInputs: FundingInput[];
    readonly offerPayoutSPK: Buffer;
    readonly offerChangeSPK: Buffer;
    readonly acceptInputs: FundingInput[];
    readonly acceptPayoutSPK: Buffer;
    readonly acceptChangeSPK: Buffer;
    readonly feeRate: bigint;
    readonly numContracts: number;
    constructor(offerInputs: FundingInput[], offerPayoutSPK: Buffer, offerChangeSPK: Buffer, acceptInputs: FundingInput[], acceptPayoutSPK: Buffer, acceptChangeSPK: Buffer, feeRate: bigint, numContracts?: number);
    private computeFees;
    private getOfferFees;
    private getAcceptFees;
    get offerFees(): bigint;
    get offerFutureFee(): bigint;
    get offerFundingFee(): bigint;
    get acceptFees(): bigint;
    get acceptFutureFee(): bigint;
    get acceptFundingFee(): bigint;
}
export declare class DualClosingTxFinalizer {
    readonly initiatorInputs: FundingInput[];
    readonly offerPayoutSPK: Buffer;
    readonly acceptPayoutSPK: Buffer;
    readonly feeRate: bigint;
    constructor(initiatorInputs: FundingInput[], offerPayoutSPK: Buffer, acceptPayoutSPK: Buffer, feeRate: bigint);
    private computeFees;
    private getOfferInitiatorFees;
    private getOfferReciprocatorFees;
    private getAcceptInitiatorFees;
    private getAcceptReciprocatorFees;
    get offerInitiatorFees(): bigint;
    get offerReciprocatorFees(): bigint;
    get acceptInitiatorFees(): bigint;
    get acceptReciprocatorFees(): bigint;
}
export declare const getFinalizer: (feeRate: bigint, offerInputs?: FundingInput[], acceptInputs?: FundingInput[], numContracts?: number, offerMaxWitnessLen?: number | number[], acceptMaxWitnessLen?: number | number[]) => DualFundingTxFinalizer;
export declare const getFinalizerByCount: (feeRate: bigint, numOfferInputs: number, numAcceptInputs: number, numContracts: number, offerMaxWitnessLen?: number | number[], acceptMaxWitnessLen?: number | number[]) => DualFundingTxFinalizer;