import { StatefulEventSubscriber } from '../../stateful-event-subscriber';
import { DeepReadonly } from 'ts-essentials';
import { Address, Log, Logger } from '../../types';
import { IDexHelper } from '../../dex-helper';
import { Interface } from '@ethersproject/abi';
type PoolState = {
    isSwapAndArbitragePaused: boolean;
};
export declare class FluidDexEventPool extends StatefulEventSubscriber<PoolState> {
    readonly parentName: string;
    readonly poolAddress: string;
    protected network: number;
    protected dexHelper: IDexHelper;
    handlers: {
        [event: string]: (event: any, state: DeepReadonly<PoolState>, log: Readonly<Log>) => DeepReadonly<PoolState> | null;
    };
    logDecoder: (log: Log) => any;
    addressesSubscribed: Address[];
    protected poolIface: Interface;
    constructor(parentName: string, poolAddress: string, network: number, dexHelper: IDexHelper, logger: Logger);
    /**
     * The function is called every time any of the subscribed
     * addresses release log. The function accepts the current
     * state, updates the state according to the log, and returns
     * the updated state.
     * @param state - Current state of event subscriber
     * @param log - Log released by one of the subscribed addresses
     * @returns Updates state of the event subscriber after the log
     */
    processLog(state: DeepReadonly<PoolState>, log: Readonly<Log>): Promise<DeepReadonly<PoolState> | null>;
    handleLogPauseSwapAndArbitrage(): PoolState;
    handleLogUnpauseSwapAndArbitrage(): PoolState;
    getStateOrGenerate(blockNumber: number, readonly?: boolean): Promise<DeepReadonly<PoolState>>;
    /**
     * The function generates state using on-chain calls. This
     * function is called to regenerate state if the event based
     * system fails to fetch events and the local state is no
     * more correct.
     * @param blockNumber - Blocknumber for which the state should
     * should be generated
     * @returns state of the event subscriber at blocknumber
     */
    generateState(blockNumber: number): Promise<DeepReadonly<PoolState>>;
}
export {};