import { ApiClient } from "@lodestar/api";
import { ChainForkConfig } from "@lodestar/config";
import { Metrics } from "../metrics.js";
import { PubkeyHex } from "../types.js";
import { IClock, LoggerVc } from "../util/index.js";
import { ChainHeaderTracker } from "./chainHeaderTracker.js";
import { ValidatorEventEmitter } from "./emitter.js";
import { SyncingStatusTracker } from "./syncingStatusTracker.js";
import { ValidatorStore } from "./validatorStore.js";
export type SyncCommitteeServiceOpts = {
    scAfterBlockDelaySlotFraction?: number;
    distributedAggregationSelection?: boolean;
};
/**
 * Service that sets up and handles validator sync duties.
 */
export declare class SyncCommitteeService {
    private readonly config;
    private readonly logger;
    private readonly api;
    private readonly clock;
    private readonly validatorStore;
    private readonly emitter;
    private readonly chainHeaderTracker;
    readonly syncingStatusTracker: SyncingStatusTracker;
    private readonly metrics;
    private readonly opts?;
    private readonly dutiesService;
    constructor(config: ChainForkConfig, logger: LoggerVc, api: ApiClient, clock: IClock, validatorStore: ValidatorStore, emitter: ValidatorEventEmitter, chainHeaderTracker: ChainHeaderTracker, syncingStatusTracker: SyncingStatusTracker, metrics: Metrics | null, opts?: SyncCommitteeServiceOpts | undefined);
    removeDutiesForKey(pubkey: PubkeyHex): void;
    private runSyncCommitteeTasks;
    private produceAndPublishSyncCommittees;
    private produceAndPublishAggregates;
}
//# sourceMappingURL=syncCommittee.d.ts.map