/// <reference types="node" />
/// <reference types="node" />
/// <reference types="node" />
import { ClientRequest, IncomingMessage, RequestOptions } from 'http';
type Primitive = string | number | boolean | null | undefined;
interface HttpClient {
    request: (options: string | URL | RequestOptions, callback?: (res: IncomingMessage) => void) => ClientRequest;
}
export interface OnChunkData {
    percentComplete: number;
    chunk: Buffer;
}
export interface ClientResponse {
    statusCode: number;
    message: string;
    data: Buffer | null;
}
export interface RequestParams {
    url: string;
    headers?: Record<string, string>;
    method?: 'GET' | 'POST' | 'PUT' | 'DELETE';
    data?: string | Record<string, Primitive | object>;
    timeout?: number;
    onError?: (err: Error) => void;
    onChunk?: (data: OnChunkData) => void;
    onResponse?: (response: IncomingMessage) => void;
    onSuccess?: (response: ClientResponse) => void;
    resolveData?: boolean;
}
export interface ClientArgs {
    httpClient?: HttpClient;
    defaultHeaders?: Record<string, string>;
}
export interface IClient {
    request(params: RequestParams): Promise<ClientResponse>;
    setDefaultHeaders?(headers: Record<string, string>): void;
    setUserAgent?(userAgent: string): void;
}
export default class Client implements IClient {
    private readonly httpClient;
    private defaultHeaders;
    constructor(args?: ClientArgs);
    setDefaultHeaders(headers: Record<string, string>): void;
    setUserAgent(userAgent: string): void;
    request(params: RequestParams): Promise<ClientResponse>;
}
export {};