import { CronJob } from "cron";
import { SchedulerRegistry } from "@nestjs/schedule";
import { EventEmitter2 } from "@nestjs/event-emitter";
import { ConfigService } from "@nestjs/config";
import { AccountsService } from "../services/AccountsService";
import { AuthService } from "../services/AuthService";
import { LogService } from "../services/LogService";
export declare class ValidateChallengeScheduler {
    private readonly schedulerRegistry;
    protected readonly authService: AuthService;
    protected readonly accountsService: AccountsService;
    protected readonly emitter: EventEmitter2;
    protected readonly configService: ConfigService;
    protected logger: LogService;
    protected cronExpression: string;
    protected job: CronJob;
    protected challenge: string;
    protected stopCronJobTimeout: any;
    protected stopTimeoutAmount: number;
    protected authRegistries: string[];
    constructor(schedulerRegistry: SchedulerRegistry, authService: AuthService, accountsService: AccountsService, emitter: EventEmitter2, configService: ConfigService);
    protected validate(): Promise<void>;
    protected stopCronJob(): void;
    startCronJob(challenge: string): void;
}