/// <reference types="node" />
import type Sync from "./sync";
import { type Delta } from "./deltas";
import { type RemoteItem } from "./filesystems/remote";
import fs from "fs-extra";
import { Prettify } from "../types";
export type TaskError = Prettify<{
    path: string;
    error: Error;
    uuid: string;
} & ({
    type: "uploadFile" | "createRemoteDirectory" | "createLocalDirectory" | "deleteLocalFile" | "deleteRemoteFile" | "deleteLocalDirectory" | "deleteRemoteDirectory" | "downloadFile";
} | {
    type: "renameLocalFile" | "renameRemoteFile" | "renameRemoteDirectory" | "renameLocalDirectory";
    from: string;
    to: string;
})>;
export type DoneTask = {
    path: string;
} & ({
    type: "uploadFile";
    item: RemoteItem;
    stats: fs.Stats;
} | {
    type: "createRemoteDirectory";
    item: RemoteItem;
    stats: fs.Stats;
} | {
    type: "createLocalDirectory";
    stats: fs.Stats;
    item: RemoteItem;
} | {
    type: "deleteLocalFile";
} | {
    type: "deleteRemoteFile";
} | {
    type: "deleteLocalDirectory";
} | {
    type: "deleteRemoteDirectory";
} | {
    type: "downloadFile";
    stats: fs.Stats;
    item: RemoteItem;
} | {
    type: "renameLocalFile";
    from: string;
    to: string;
    stats: fs.Stats;
} | {
    type: "renameRemoteFile";
    from: string;
    to: string;
} | {
    type: "renameRemoteDirectory";
    from: string;
    to: string;
} | {
    type: "renameLocalDirectory";
    from: string;
    to: string;
    stats: fs.Stats;
});
/**
 * Tasks
 * @date 3/1/2024 - 11:11:32 PM
 *
 * @export
 * @class Tasks
 * @typedef {Tasks}
 */
export declare class Tasks {
    private readonly sync;
    private readonly transfersSemaphore;
    private readonly normalSemaphore;
    /**
     * Creates an instance of Tasks.
     *
     * @constructor
     * @public
     * @param {Sync} sync
     */
    constructor(sync: Sync);
    waitForPause(): Promise<void>;
    /**
     * Process a delta task.
     *
     * @private
     * @async
     * @param {Delta} delta
     * @returns {Promise<DoneTask | null>}
     */
    private processTask;
    /**
     * Process all deltas.
     *
     * @public
     * @async
     * @param {{ deltasSorted: Delta[] }} param0
     * @param {{}} param0.deltasSorted
     * @returns {Promise<{
     * 		doneTasks: DoneTask[]
     * 		errors: TaskError[]
     * 	}>}
     */
    process({ deltasSorted }: {
        deltasSorted: Delta[];
    }): Promise<{
        doneTasks: DoneTask[];
        errors: TaskError[];
    }>;
}
export default Tasks;