import { Logger, LogLevel } from '@nu-art/ts-common';
import { LogTypes } from '../types';
type LogProcessor = (log: string, std: LogTypes) => boolean;
export declare class InteractiveShell extends Logger {
    private _debug;
    private logProcessors;
    private shell;
    private alive;
    private logLevelFilter;
    /**
     * Constructs an InteractiveShell instance, initializes a detached shell session, and sets up log processors.
     */
    constructor();
    /**
     * Toggles or sets the debug mode.
     * @param {boolean} [debug] - If provided, sets the debug mode to this value. Otherwise, toggles the current debug mode.
     * @returns {boolean} - The current state of debug mode.
     */
    debug(debug?: boolean): this;
    /**
     * Executes a command in the interactive shell.
     * @param {string} command - The command to execute.
     */
    execute: (command: string) => void;
    /**
     * Awaits for the end of the interactive shell session.
     */
    endInteractive: () => Promise<void>;
    /**
     * Sends a signal to terminate the shell process.
     * @param {NodeJS.Signals | number} [signal] - The signal to send to the shell process.
     * @returns {boolean | undefined} - The result of the kill operation.
     */
    kill: (signal?: NodeJS.Signals | number) => boolean | undefined;
    /**
     * Attempts to gracefully terminate the shell process.
     * @param {number} [pid] - Process ID of the shell to terminate.
     * @returns {Promise<void>} - Resolves when the shell process is gracefully killed.
     */
    gracefullyKill: (pid?: number) => Promise<void>;
    /**
     * Adds a log processor to handle log messages.
     * @param {(log: string, std: LogTypes) => boolean} processor - The log processor function.
     * @returns {this} - The InteractiveShell instance for method chaining.
     */
    addLogProcessor(processor: LogProcessor): this;
    setLogLevelFilter(logLevelFilter: (log: string, std: LogTypes) => LogLevel | undefined): this;
    /**
     * Removes a log processor from handling log messages.
     * @param {(log: string, std: LogTypes) => boolean} processor - The log processor function to remove.
     * @returns {this} - The InteractiveShell instance for method chaining.
     */
    removeLogProcessor(processor: LogProcessor): this;
    /**
     * Sets a unique identifier for the shell session.
     * @param {string} uid - The unique identifier.
     * @returns {this} - The InteractiveShell instance for method chaining.
     */
    setUID(uid: string): this;
}
export {};