import { AuthConfig, Authentication, LoginOptions } from '../types';
import Keycloak from 'keycloak-js';
export declare class AuthorizationCodeAuthentication implements Authentication {
    protected options: AuthConfig;
    protected keycloak: Keycloak & {
        didInitialize?: boolean;
    };
    protected useStorage: boolean;
    constructor(options: AuthConfig);
    getAccessToken(): Promise<string | undefined>;
    getKeycloak(): Promise<Keycloak & {
        didInitialize?: boolean | undefined;
    }>;
    getTokens(): Promise<{
        accessToken: string | undefined;
        refreshToken: string | undefined;
        idToken: string | undefined;
        expiresIn: number | undefined;
        clientId: string | undefined;
        profile: {
            id: any;
            name: any;
            email: any;
            locale: any;
        };
    } | undefined>;
    private getExpiration;
    login(options: LoginOptions): Promise<{
        accessToken: string | undefined;
        refreshToken: string | undefined;
        idToken: string | undefined;
        expiresIn: number | undefined;
        clientId: string | undefined;
        profile: {
            id: any;
            name: any;
            email: any;
            locale: any;
        };
    } | undefined>;
    getLoginUrl(options: LoginOptions): Promise<string>;
    renew(): Promise<void>;
    logout(): Promise<void>;
}