/// <reference types="node" />
import { IContext } from './IContext';
import { ViewResult } from './results/ViewResult';
import { FileResult, FileResultOption } from './results/FileResult';
import { RedirectResult } from './results/RedirectResult';
import { JsonResult } from './results/JsonResult';
import { Stream } from 'stream';
/**
 * Base Controller.
 *
 * @export
 * @class Controller
 */
export declare class BaseController {
    protected context: IContext;
    constructor();
    /**
     * respone view result.
     *
     * @param {string} viewName
     * @param {object} [model]
     * @returns
     * @memberof BaseController
     */
    view(viewName: string, model?: object): ViewResult;
    /**
     * respone file result.
     *
     * @param {(string | Buffer | Stream)} file
     * @param {options} [FileResultOption]
     * @returns
     * @memberof BaseController
     */
    file(file: string | Buffer | Stream, options?: FileResultOption): FileResult;
    /**
     * respone redirect result.
     * Perform a 302 redirect to `url`.
     *
     * The string "back" is special-cased
     * to provide Referrer support, when Referrer
     * is not present `alt` or "/" is used.
     *
     * Examples:
     *
     *    this.redirect('back');
     *    this.redirect('back', '/index.html');
     *    this.redirect('/login');
     *    this.redirect('http://google.com');
     * @param {string} url
     * @param {string} [alt]
     * @returns
     * @memberof BaseController
     */
    redirect(url: string, alt?: string): RedirectResult;
    /**
     * respone json result.
     *
     * @param {object} data
     * @returns
     * @memberof BaseController
     */
    json(data: object): JsonResult;
    static ρAnn(): any;
}