/// <reference types="node" />
import type { HTTPBody, HTTPQueryParams, HTTPServerResponse } from './request.inteface';
/**
 * Class for handling HTTP requests with customizable headers, body, and parameters.
 *
 * @class
 * @internal
 * @category Internal
 */
export declare class HTTPRequest {
    /**
     * Query parameters for the request.
     */
    private params;
    /**
     * Body of the request.
     */
    private body;
    /**
     * The cache used for the request
     */
    private cache;
    private headers;
    /**
     * Flag indicating whether Dynamic Security is used.
     */
    private ds;
    /**
     * The number of request attempts made.
     */
    private retries;
    http?: {
        response?: object;
        request?: object;
        code?: number;
    };
    constructor(cookie?: string);
    /**
     * Sets search parameters or query parameter.
     *
     * @param params - An object of query parameter to be set.
     * @returns Returns this Request object.
     */
    setQueryParams(params: HTTPQueryParams): this;
    /**
     * Set Body Parameter
     *
     * @param body - RequestBodyType as object containing the body parameters.
     * @returns This instance of Request object.
     */
    setBody(data: HTTPBody): this;
    /**
     * Set Referer Headers
     *
     * @param url - The URL string of referer
     * @returns The updated Request instance.
     */
    setReferer(url: string | URL): this;
    /**
     * Set Language
     *
     * @param lang Language Language that used for return of API (default: Language.ENGLISH).
     * @returns {this}
     */
    setLang(lang: string): this;
    /**
     * Set x-rpc-signgame
     *
     * @param sign x-rpc-signgame that used for return of API (default: Language.ENGLISH).
     * @returns {this}
     */
    setSign(sign: string): this;
    /**
     * Set to used Dynamic Security or not
     *
     * @param flag boolean Flag indicating whether to use dynamic security or not (default: true).
     * @returns {this} The current Request instance.
     */
    setDs(flag?: boolean): this;
    /**
     * Send the HTTP request.
     *
     * @param url - The URL to send the request to.
     * @param method - The HTTP method to use. Defaults to 'GET'.
     * @param ttl - The TTL value for the cached data in seconds.
     * @returns A Promise that resolves with the response data, or rejects with a HoyoAPIError if an error occurs.
     * @throws {HoyoAPIError} if an error occurs rejects with a HoyoAPIError
     */
    send(url: string, method?: 'GET' | 'POST', ttl?: number): Promise<HTTPServerResponse>;
}