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 { FxProtocolPoolState } from './types';
export declare class FxProtocolRusdEvent extends StatefulEventSubscriber<FxProtocolPoolState> {
    protected dexHelper: IDexHelper;
    private marketAddress;
    private marketInterface;
    private weETHOracleAddress;
    private weETHOracleIface;
    constructor(parentName: string, dexHelper: IDexHelper, marketAddress: Address, marketInterface: Interface, weETHOracleAddress: Address, weETHOracleIface: Interface, logger: Logger);
    protected processLog(state: DeepReadonly<FxProtocolPoolState>, log: Readonly<Log>): AsyncOrSync<DeepReadonly<FxProtocolPoolState> | null>;
    generateState(blockNumber?: number | 'latest'): Promise<DeepReadonly<FxProtocolPoolState>>;
    getPrice(blockNumber: number, amount: bigint, isRedeem: boolean): Promise<bigint>;
    getOrGenerateState(blockNumber: number): Promise<DeepReadonly<FxProtocolPoolState> | null>;
}