/**
 * @file Exchange.ts
 * @author astra <astra@volare.com>
 * @date 2022
 */
import { TransactionResponse } from '@ethersproject/providers';
import { Address, BigNumber, ERC20, Hash, IERC20Address, Provider } from '@volare.finance/utils.js';
import { ContractInterface, Wallet } from 'ethers';
import { IVolareAddress } from './contracts';
import { INativeOrder, LimitOrderFields, OrderInfo } from './orders';
export interface IExchangeOptions {
    endpoint: string;
    contracts: IERC20Address & IVolareAddress;
}
export declare class Exchange extends Provider {
    usdc: ERC20;
    static ABI(): ContractInterface;
    constructor(options: IExchangeOptions);
    getLimitOrderRelevantState(order: INativeOrder): Promise<OrderInfo>;
    getLimitOrderHash(order: LimitOrderFields): Promise<Hash>;
    /***
     * @param maker
     * @param order
     */
    cancelLimitOrder(maker: Wallet, order: INativeOrder): Promise<TransactionResponse>;
    /**
     * @param maker The maker wallet
     * @param assetAddress The address of asset being bought by the maker.
     * @param assetAmount The amount of asset being bought by the maker.
     * @param assetPrice The price of asset filled by the maker.
     * @param expiry The unix timestamp in seconds when this order expires.
     * @returns
     */
    buy(maker: Wallet, assetAddress: Address, assetAmount: BigNumber, assetPrice: BigNumber, expiry: number): Promise<INativeOrder>;
    /**
     * @param maker The maker wallet (ethers.Wallet)
     * @param assetAddress The address of asset being bought by the maker.
     * @param assetAmount The amount of asset being bought by the maker.
     * @param assetPrice The price of asset filled by the maker.
     * @param expiry The unix timestamp in seconds when this order expires.
     * @returns
     */
    sell(maker: Wallet, assetAddress: Address, assetAmount: BigNumber, assetPrice: BigNumber, expiry: number): Promise<INativeOrder>;
}