import type { WebSocketServer } from "ws";
export type OpStatus = "active" | "done" | "error" | "cancelled";
export type OpType = "clone" | "delete" | "upload";
export interface ServerOperation {
    id: string;
    type: OpType;
    label: string;
    status: OpStatus;
    progress: number;
    totalBytes: number;
    processedBytes: number;
    startedAt: number;
    completedAt: number | null;
    error: string | null;
}
export declare class OperationsManager {
    private ops;
    private wss;
    private pollTimer;
    setWss(wss: WebSocketServer): void;
    list(): ServerOperation[];
    get(id: string): ServerOperation | undefined;
    cancel(id: string): boolean;
    /**
     * Run a clone operation in a worker thread with polling-based progress.
     */
    runClone(src: string, dest: string, label: string): string;
    /**
     * Run a delete operation (cross-device trash: copy to trash, then rm original)
     * in a worker thread with polling-based progress.
     */
    runDelete(src: string, trashDest: string, label: string): string;
    /**
     * Create a tracked operation for things that don't need a worker (instant ops, uploads).
     */
    create(type: OpType, label: string, id?: string): string;
    complete(id: string, error?: string): void;
    clearCompleted(): void;
    private startWorker;
    /** Single polling loop for all active operations — runs every 1s */
    private ensurePolling;
    private checkPolling;
    private pollAll;
    private broadcast;
    private broadcastFsChange;
}