import Signal, { Req } from "badmfck-signal";
import { BaseService } from "./BaseService";
export declare const REQ_TIMEFRAME_TASK_ADD: Req<ITimeframeTask<any>, void>;
export declare const S_TIMEFRAME_TASK_EXECUTED: Signal<ITimeframeTask<any>>;
export interface ITimeframeTask<T = any> {
    name: string;
    start: number;
    params?: T;
    repeat: number;
    callback: (params?: T) => Promise<void>;
    executed: number;
    retries?: number;
    maxRetries?: number;
    processing?: boolean;
}
export declare class TimeframeService extends BaseService {
    TICK_INTERVAL_MS: number;
    RETRY_DELAY_MS: number;
    GRACE_WINDOW_MS: number;
    tasks: ITimeframeTask<any>[];
    private intervalId;
    static wait(ms: number): Promise<void>;
    constructor();
    init(): Promise<void>;
    loop(): Promise<void>;
    private runTask;
    finishService(): Promise<void>;
}