import { Queue } from '../core/queue.ts';
import type { QueueMessage, JobMeta, JobStatus, BaseJobOptions, WithDelay } from '../interfaces/job.ts';
import type { QueueOptions } from '../interfaces/plugin.ts';
export interface FileJobRequest<TPayload> extends BaseJobOptions, WithDelay {
    /** Job payload */
    payload: TPayload;
}
interface FileQueueOptions extends QueueOptions {
    path: string;
    dirMode?: number;
    fileMode?: number;
}
export declare class FileQueue<TJobMap = Record<string, any>> extends Queue<TJobMap, FileJobRequest<any>> {
    private path;
    private dirMode;
    private fileMode?;
    private indexPath;
    constructor(options: FileQueueOptions);
    init(): Promise<void>;
    protected pushMessage(payload: unknown, meta: JobMeta): Promise<string>;
    protected reserve(timeout?: number): Promise<QueueMessage | null>;
    protected completeJob(message: QueueMessage): Promise<void>;
    protected failJob(message: QueueMessage, error: unknown): Promise<void>;
    complete(id: string): Promise<void>;
    status(id: string): Promise<JobStatus>;
    getJobStatus(id: string): Promise<'waiting' | 'reserved' | 'done' | 'delayed' | null>;
    clear(): Promise<void>;
    remove(id: string): Promise<boolean>;
    private touchIndex;
}
export {};