import { IFortniteClientCredentials } from './interfaces/fortnite-client-credentials.interface';
import { IFortniteClientOptions } from './interfaces/fortnite-client-options.interface';
import { IBuildInformation } from './interfaces/fortnite-types/build-information.interface';
/**
 * Covers endpoints accessible from within the Epic Games launcher
 */
export declare class LauncherClient {
    private apiRequest;
    private credentials;
    private readonly clientId;
    private readonly redirectUri;
    private cookie;
    /**
     * Creates a new LauncherClient instance.
     * @param credentials The account's credentials which shall be used for the REST requests.
     * @param options Library specific options (such as a response timeout until it throws an exception).
     */
    constructor(credentials: IFortniteClientCredentials, options: IFortniteClientOptions);
    buildInformation(): Promise<IBuildInformation[]>;
    login(): Promise<void>;
    private fetchRedirectCookies;
    private fetchLoginForm;
    private doLauncherLogin;
    private fetchExchangeCode;
    private getOauthToken;
    /**
     * Updates the default auth header for client requests and sets the property
     * @param token The new client access token
     */
    private updateClientAccessToken;
}