import { AbiItem, Callback, CeloTxObject, Contract, EventLog } from "@celo/connect";
import { EventEmitter } from "events";
import Web3 from "web3";
import { EventOptions } from "./types";
export interface RegistryHelperBalancer extends Contract {
    clone(): RegistryHelperBalancer;
    methods: {
        findPools(registry: string, fromTokens: string[], toTokens: string[]): CeloTxObject<{
            pool: string;
            swapFee: string;
            tokenStates: {
                token: string;
                balance: string;
                denormalizedWeight: string;
            }[];
        }[]>;
        refreshPools(pools: string[]): CeloTxObject<{
            pool: string;
            swapFee: string;
            tokenStates: {
                token: string;
                balance: string;
                denormalizedWeight: string;
            }[];
        }[]>;
        getPoolInfo(pool: string): CeloTxObject<{
            pool: string;
            swapFee: string;
            tokenStates: {
                token: string;
                balance: string;
                denormalizedWeight: string;
            }[];
        }>;
    };
    events: {
        allEvents: (options?: EventOptions, cb?: Callback<EventLog>) => EventEmitter;
    };
}
export declare const ABI: AbiItem[];
export declare function newRegistryHelperBalancer(web3: Web3, address: string): RegistryHelperBalancer;