import { BigNumberish } from 'ethers';
import { ExchangeModuleConfiguration, TransactionResponse } from './types';
export declare class Exchange {
    private provider;
    private batchProvider;
    private router;
    private chainId;
    private nativeToken;
    private wrappedNativeToken;
    private secondaryFees;
    private nativeTokenService;
    private swapProxyContractAddress;
    private routerContractAddress;
    constructor(configuration: ExchangeModuleConfiguration);
    private static validate;
    private getSecondaryFees;
    private parseTokenLiteral;
    private getUnwrapTransaction;
    private getWrapTransaction;
    private getUnsignedWrapUnwrapTx;
    private getUnsignedSwapTx;
    /**
     * Get the unsigned swap transaction given the amount to sell.
     * Includes quote details for the swap.
     *
     * @param {string} fromAddress The public address that will sign and submit the transaction
     * @param {string} tokenInAddress Token address or 'native' to sell
     * @param {string} tokenOutAddress Token address or 'native' to buy
     * @param {ethers.BigNumberish} amountIn Amount to sell in the smallest unit of the token-in
     * @param {number} slippagePercent (optional) The percentage of slippage tolerance. Default = 0.1. Max = 50. Min = 0
     * @param {number} maxHops (optional) Maximum hops allowed in optimal route. Default is 2
     * @param {number} deadline (optional) Latest time swap can execute. Default is 15 minutes
     * @return {TransactionResponse} The result containing the unsigned transaction and details of the swap
     */
    getUnsignedSwapTxFromAmountIn(fromAddress: string, tokenInAddress: string, tokenOutAddress: string, amountIn: BigNumberish, slippagePercent?: number, maxHops?: number, deadline?: number): Promise<TransactionResponse>;
    /**
     * Get the unsigned swap transaction given the amount to buy.
     * Includes quote details for the swap.
     *
     * @param {string} fromAddress The public address that will sign and submit the transaction
     * @param {string} tokenInAddress ERC20 contract address or 'native' to sell
     * @param {string} tokenOutAddress ERC20 contract address or 'native' to buy
     * @param {ethers.BigNumberish} amountOut Amount to buy in the smallest unit of the token-out
     * @param {number} slippagePercent (optional) The percentage of slippage tolerance. Default = 0.1. Max = 50. Min = 0
     * @param {number} maxHops (optional) Maximum hops allowed in optimal route. Default is 2
     * @param {number} deadline (optional) Latest time swap can execute. Default is 15 minutes
     * @return {TransactionResponse} The result containing the unsigned transaction and details of the swap
     */
    getUnsignedSwapTxFromAmountOut(fromAddress: string, tokenInAddress: string, tokenOutAddress: string, amountOut: BigNumberish, slippagePercent?: number, maxHops?: number, deadline?: number): Promise<TransactionResponse>;
}