import { Configuration } from 'openid-client';
import { type StepResult } from '../types/index.js';
export interface AuthConfig {
    issuerUrl: string;
    clientId: string;
    redirectUri?: string;
    scopes?: string[];
}
export interface AuthResult {
    accessToken: string;
    refreshToken?: string | undefined;
    idToken?: string | undefined;
    userInfo?: Record<string, unknown> | undefined;
}
export declare class Authenticator {
    private readonly config;
    private clientConfig?;
    private codeVerifier?;
    constructor(config: AuthConfig);
    getClientConfig(): Configuration;
    /**
     * Initialize the OAuth client by discovering the authorization server
     */
    initialize(): Promise<StepResult<void>>;
    /**
     * Start the OAuth 2.0 with PKCE authentication flow
     */
    authenticate(): Promise<StepResult<AuthResult>>;
    /**
     * Handle the browser-based OAuth flow
     */
    private handleBrowserAuth;
}
export default Authenticator;
//# sourceMappingURL=authenticator.d.ts.map