import { Interface } from '@ethersproject/abi';
import { IDexHelper } from '../../dex-helper';
import { StatefulEventSubscriber } from '../../stateful-event-subscriber';
import { Address, Log, Logger } from '../../types';
import { AsyncOrSync, DeepReadonly } from 'ts-essentials';
import { PoolState } from './types';
export declare class UsualPool extends StatefulEventSubscriber<PoolState> {
    protected dexHelper: IDexHelper;
    private poolAddress;
    private poolInterface;
    decoder: (log: Log) => import("@ethersproject/abi").LogDescription;
    constructor(parentName: string, dexHelper: IDexHelper, poolAddress: Address, poolInterface: Interface, logger: Logger);
    protected processLog(state: DeepReadonly<PoolState>, log: Readonly<Log>): AsyncOrSync<DeepReadonly<PoolState> | null>;
    generateState(blockNumber?: number | 'latest'): Promise<DeepReadonly<PoolState>>;
    getPrice(blockNumber: number): Promise<bigint>;
    getOrGenerateState(blockNumber: number): Promise<DeepReadonly<PoolState> | null>;
}