import AdminBro from "admin-bro";
import express, { Router } from "express";
import session from "express-session";
import { AuthenticationOptions, FormidableOptions } from "./types";
/**
 * @typedef {Function} Authenticate
 * @memberof module:@admin-bro/express
 * @description
 * function taking 2 arguments email and password
 * @param {string} [email]         email given in the form
 * @param {string} [password]      password given in the form
 * @return {CurrentAdmin | null}      returns current admin or null
 */
/**
 * Builds the Express Router which is protected by a session auth
 *
 * Using the router requires you to install `express-session` as a
 * dependency. Normally express-session holds session in memory, which is
 * not optimized for production usage and, in development, it causes
 * logging out after every page refresh (if you use nodemon).
 * @static
 * @memberof module:@admin-bro/express
 * @example
 * const ADMIN = {
 *   email: 'test@example.com',
 *   password: 'password',
 * }
 *
 * AdminBroExpress.buildAuthenticatedRouter(adminBro, {
 *   authenticate: async (email, password) => {
 *     if (ADMIN.password === password && ADMIN.email === email) {
 *       return ADMIN
 *     }
 *     return null
 *   },
 *   cookieName: 'adminbro',
 *   cookiePassword: 'somePassword',
 * }, [router])
 */
export declare const buildAuthenticatedRouter: (admin: AdminBro, auth: AuthenticationOptions, predefinedRouter?: express.Router | null | undefined, sessionOptions?: session.SessionOptions | undefined, formidableOptions?: FormidableOptions | undefined) => Router;