/// <reference types="node" />
import { ServerResponse } from 'node:http';
import type { SerializeOptions } from '@tinyhttp/cookie';
import { Request } from './request.js';
import { App } from './app.js';
import type { ReadStreamOptions, FormatProps, DownloadOptions } from '@tinyhttp/res';
import type { AppRenderOptions, TemplateEngineOptions } from './types.js';
export declare const renderTemplate: <O extends TemplateEngineOptions = TemplateEngineOptions>(_req: Request, res: Response, app: App) => (file: string, data?: Record<string, unknown>, options?: AppRenderOptions<O>) => Response;
export interface Response<B = unknown> extends ServerResponse {
    header(field: string | Record<string, unknown>, val?: string | any[]): Response<B>;
    set(field: string | Record<string, unknown>, val?: string | any[]): Response<B>;
    get(field: string): string | number | string[];
    send(body: B): Response<B>;
    sendFile(path: string, options?: ReadStreamOptions, cb?: (err?: unknown) => void): Response<B>;
    json(body: B): Response<B>;
    status(status: number): Response<B>;
    sendStatus(statusCode: number): Response<B>;
    cookie(name: string, value: string | Record<string, unknown>, options?: SerializeOptions & Partial<{
        signed: boolean;
    }>): Response<B>;
    clearCookie(name: string, options?: SerializeOptions): Response<B>;
    location(url: string): Response<B>;
    links(links: {
        [key: string]: string;
    }): Response<B>;
    render<O extends TemplateEngineOptions = TemplateEngineOptions>(file: string, data?: Record<string, any>, options?: AppRenderOptions<O>): Response<B>;
    vary(field: string): Response<B>;
    format(obj: FormatProps): Response<B>;
    redirect(url: string, status?: number): Response<B>;
    type(type: string): Response<B>;
    download(path: string, filename: string, options?: DownloadOptions, cb?: (err?: unknown) => void): Response<B>;
    attachment(filename?: string): Response<B>;
    app?: App;
    locals: Record<string, any>;
    /**
     * Send JSON response with JSONP callback support.
     *
     * To enable this method, install the `@tinyhttp/jsonp` package and attach the method to `res.jsonp` property.
     *
     * @param obj Response object
     */
    jsonp(obj: any): Response<B>;
    append(field: string, value: any): Response<B>;
}
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