import { Middleware } from 'koa';
import { Config } from 'find-my-way';
import { HTTPMethod, HTTPVersion } from './find-my-way.js';
import { Server } from 'node:http';
import { LoaderFromOptions } from './loader.js';
export type HttpProps = {
    port: number;
    keys?: string[];
} & Omit<Config<HTTPVersion.V1>, 'defaultRoute'>;
/**
 * Http 服务类
 * @description - 提供 HTTP 服务的基本功能
 * @example
 * const http = new Http({
 *   port: 3000,
 *   ignoreDuplicateSlashes: true,
 *   ignoreTrailingSlash: true,
 *   maxParamLength: +Infinity,
 *   allowUnsafeRegex: true,
 *   caseSensitive: true,
 * });
 * http.use(async (ctx, next) => {
 *   await next();
 * });
 * http.use(async (ctx, next) => {
 *   await next();
 * });
 * http.use(async (ctx, next) => {
 *   await next();
 * });
 * await http.listen((server) => {
 *   console.log('Server is running on port 3000');
 * });
 * console.log('Server is running on port 3000');
 */
export declare class Http {
    private readonly props;
    private readonly koa;
    private readonly loader;
    private readonly router;
    private server?;
    constructor(props: HttpProps);
    /**
     * 获取服务端口
     * @returns - 服务端口
     */
    get port(): number;
    /**
     * 启动服务前注册中间件
     * @param middleware - 中间件函数
     * @returns - 当前实例
     */
    use(middleware: Middleware): this;
    /**
     * 启动服务
     * @param onListen - 启动服务后回调函数，可选，回调函数返回值为关闭服务回调函数
     * @returns - 关闭服务回调函数
     */
    listen(onListen?: (server: Server) => void | Promise<void>): Promise<() => void>;
    /**
     * 注册 GET 请求路由
     * @param url - 请求路径
     * @param middlewares - 中间件函数
     * @returns - 注销路由回调函数
     */
    get(url: string, ...middlewares: Middleware[]): () => void;
    /**
     * 注册 POST 请求路由
     * @param url - 请求路径
     * @param middlewares - 中间件函数
     * @returns - 注销路由回调函数
     */
    post(url: string, ...middlewares: Middleware[]): () => void;
    /**
     * 注册 PUT 请求路由
     * @param url - 请求路径
     * @param middlewares - 中间件函数
     * @returns - 注销路由回调函数
     */
    put(url: string, ...middlewares: Middleware[]): () => void;
    /**
     * 注册 DELETE 请求路由
     * @param url - 请求路径
     * @param middlewares - 中间件函数
     * @returns - 注销路由回调函数
     */
    delete(url: string, ...middlewares: Middleware[]): () => void;
    /**
     * 注册 TRACE 请求路由
     * @param url - 请求路径
     * @param middlewares - 中间件函数
     * @returns - 注销路由回调函数
     */
    trace(url: string, ...middlewares: Middleware[]): () => void;
    /**
     * 注册 PATCH 请求路由
     * @param url - 请求路径
     * @param middlewares - 中间件函数
     * @returns - 注销路由回调函数
     */
    patch(url: string, ...middlewares: Middleware[]): () => void;
    /**
     * 注册路由
     * @param method 请求方法
     * @param url 请求路径
     * @param middlewares 中间件
     * @returns 注销路由回调函数
     */
    route(method: HTTPMethod, url: string, ...middlewares: Middleware[]): () => void;
    /**
     * 绑定文件夹下的所有路由
     * @param directory 文件夹路径
     * @param options 选项
     * @returns 注销回调
     */
    load(directory: string, options?: LoaderFromOptions): Promise<() => void>;
}