import { ServerResponse } from 'node:http';
import { Readable } from 'node:stream';
import * as cookie from 'cookie';
export declare class Response {
    private res;
    private _status;
    private _headers;
    private _cookies;
    private _content;
    private _isStreamed;
    constructor(res: ServerResponse);
    reset(res: ServerResponse | null): void;
    /**
     * Set the HTTP status code.
     */
    status(code: number): this;
    /**
     * Helper: 200 OK.
     */
    ok(): this;
    /**
     * Helper: 201 Created.
     */
    created(): this;
    /**
     * Helper: 204 No Content.
     */
    noContent(): this;
    /**
     * Helper: 403 Forbidden.
     */
    forbidden(): this;
    /**
     * Helper: 404 Not Found.
     */
    notFound(): this;
    /**
     * Set a header.
     */
    header(name: string, value: string | number | string[]): this;
    /**
     * Set a cookie.
     */
    cookie(name: string, value: string, options?: cookie.SerializeOptions): this;
    /**
     * Set the response content as JSON.
     */
    json(data: any, status?: number): this;
    /**
     * Set the response content as plain text or HTML.
     */
    send(content: string | Buffer, status?: number): this;
    /**
     * Redirect to a specific URL.
     */
    redirect(url: string, status?: number): this;
    /**
     * Redirect to the previous URL.
     */
    back(request: any, fallback?: string, status?: number): this;
    /**
     * Set the response content.
     */
    setContent(content: string | Buffer): this;
    /**
     * Set the response content as a stream (supports Node Readable and Web ReadableStream).
     */
    stream(content: Readable | ReadableStream): this;
    /**
     * Get the current content as a string for human consumption.
     */
    getContent(): string | Buffer | null;
    /**
     * Get the raw content for network transmission.
     */
    getRawContent(): string | Buffer | null;
    /**
     * Get the current status code.
     */
    getStatusCode(): number;
    /**
     * Get all currently set headers.
     */
    getHeaders(): Record<string, string | number | string[]>;
    /**
     * Actually terminate the request and send to client.
     * This is called by the Kernel.
     */
    terminate(): void;
    /**
     * Get the underlying Node response.
     */
    getOriginalResponse(): ServerResponse;
    /**
     * Get the underlying Node response (alias for getOriginalResponse)
     */
    get raw(): ServerResponse;
}
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