import { OAuthAuthenticator } from '../base.js';
import { ActionParams, ActionResponse, AuthenticationURLOptions, CallbackParams, TokenResponse, GenericOAuth2Config, GenericOAuth2UserInfo } from '../../../core/types.js';
export interface GenericOAuth2CallbackParams extends CallbackParams {
    grantType: 'authorization_code' | 'refresh_token';
}
export interface GenericOAuth2TokenResponse extends TokenResponse {
    [key: string]: any;
}
/**
 * Generic OAuth2 authenticator for MCP servers
 * Supports any OAuth2-compatible service with configurable parameters
 */
export declare class GenericOAuth2Authenticator extends OAuthAuthenticator<GenericOAuth2CallbackParams, GenericOAuth2TokenResponse> {
    protected config: GenericOAuth2Config;
    constructor(allowedScopes: string[], config: GenericOAuth2Config);
    getAuthenticationURL(scopes: string[], options: AuthenticationURLOptions): string;
    callback(params: GenericOAuth2CallbackParams): Promise<GenericOAuth2TokenResponse>;
    refreshToken(refreshToken: string): Promise<GenericOAuth2TokenResponse>;
    getUserInfo(accessToken: string): Promise<GenericOAuth2UserInfo>;
    action(params: ActionParams, accessToken: string, refreshToken?: string, retry?: boolean): Promise<ActionResponse>;
}
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