import type { IncomingMessage } from 'node:http';
import type { Qs } from './qs.js';
import type { Response } from './response.js';
import type { Router } from './router/main.js';
import type { MakeUrlOptions } from './types/route.js';
import type { ResponseConfig } from './types/response.js';
/**
 * Exposes the API to construct redirect routes
 */
export declare class Redirect {
    #private;
    /**
     * Array of allowed hosts for referrer-based redirects.
     * When empty, only the request's own host is allowed.
     */
    allowedHosts: string[];
    constructor(request: IncomingMessage, response: Response, router: Router, qs: Qs, config: ResponseConfig['redirect']);
    /**
     * Returns the previous URL for redirect back. By default reads
     * the `Referer` header and validates the host.
     *
     * @param fallback - URL to return when no valid previous URL is found
     */
    getPreviousUrl(fallback: string): string;
    /**
     * Set a custom status code.
     */
    status(statusCode: number): this;
    /**
     * Clearing query string values added using the
     * "withQs" method
     */
    clearQs(): this;
    /**
     * Define query string for the redirect. Not passing
     * any value will forward the current request query
     * string.
     */
    withQs(): this;
    withQs(forward: boolean): this;
    withQs(values: Record<string, any>): this;
    withQs(name: string, value: any): this;
    /**
     * Redirects to the previous URL resolved via `getPreviousUrl`.
     *
     * @param fallback - URL to redirect to when no valid previous URL is found
     */
    back(fallback?: string): void;
    /**
     * Redirect the request using a route identifier.
     */
    toRoute(routeIdentifier: string, params?: any[] | Record<string, any>, options?: MakeUrlOptions): void;
    /**
     * Redirect the request using a path.
     */
    toPath(url: string): void;
}