import { HttpClient, HttpClientResponse } from 'chen/web';
import { KeyValuePair } from 'chen/core';
/**
 * FacebookApiResponse interface
 */
export declare class FacebookApiResponse extends HttpClientResponse {
}
/**
 * FacebookApi class
 */
export declare class FacebookApi extends HttpClient {
    private token;
    /**
     * API host
     * @type {string}
     */
    static BASE_URL: string;
    /**
     * API version base url
     * @type {string}
     */
    private apiVersionUrl;
    /**
     * API version
     * @type {string}
     */
    private version;
    /**
     * FacebookApi constructor
     * @param {string} version
     * @param {string} private token
     */
    constructor(version: string, token: string);
    /**
     * Get version
     * @return {string}
     */
    getVersion(): string;
    /**
     * Get access token
     * @return {string}
     */
    getAccessToken(): string;
    /**
     * Make a GET Request
     * @param  {string} url
     * @param  {KeyValuePair} params
     * @return {Promise<FacebookApiResponse>}
     */
    get(endpoint: string, params?: KeyValuePair): Promise<FacebookApiResponse>;
    /**
     * Make a POST Request
     * @param  {string} url
     * @param  {KeyValuePair} params
     * @return {Promise<FacebookApiResponse>}
     */
    post(endpoint: string, params?: KeyValuePair): Promise<FacebookApiResponse>;
}