import { UserProfile } from '@loopback/security';
export interface AuthConfig {
}
export interface ClientApplicationRegistration {
    id: string;
    name: string;
}
/**
 * A special profile for anonymous users (unauthenticated)
 */
export declare const ANONYMOUS_USER: UserProfile;
/**
 * Check if the given user profile is anonymous
 * @param user - User profile
 * @returns
 */
export declare function isAnonymous(user: UserProfile): boolean;
/**
 * Create a special user profile for a client application
 * @param clientApp - OAuth2 client application
 * @returns
 */
export declare function createServiceAccount(clientApp: ClientApplicationRegistration): UserProfile;
/**
 * Check if the given user profile is a service account
 * @param user - User profile
 * @returns
 */
export declare function isServiceAccount(user: UserProfile): boolean;
/**
 * A special service account with admin permissions
 */
export declare const ADMIN_ACCOUNT: UserProfile;
/**
 * Check if the user is an admin account
 * @param user - User profile
 * @returns
 */
export declare function isAdmin(user: UserProfile): boolean;
export declare function isCustomerSupport(user: UserProfile): boolean;
export declare const API_KEY_AUTHENTICATION = "api-key-auth";
export declare const AE_TOKEN_AUTHENTICATION = "ae-token-auth";
export declare const ETHEREUM_AUTHENTICATION = "ethereum-auth";
export declare const ANONYMOUS_AUTHENTICATION = "anonymous-auth";
export declare const CLIENT_APPLICATION_AUTHENTICATION = "client-application-auth";
export declare const OAUTH2_AUTHENTICATION = "oauth2-auth";
export declare const DISCORD_AUTHENTICATION = "discord-auth";
/**
 * A short-cut decorator to mark classes/methods to be authenticated
 */
export declare function auth(): (target: any, method?: string | undefined, methodDescriptor?: TypedPropertyDescriptor<any> | undefined) => any;
/**
 * Composition of authentication decorators
 * @param decorators
 * @returns
 */
export declare function composeAuthDecorators(...decorators: ReturnType<typeof auth>[]): (target: any, method?: string | undefined, methodDescriptor?: TypedPropertyDescriptor<any> | undefined) => void;
/**
 * Get the identity provider of the user profile behind an access token. The
 * identity provider is used to login a user
 * @param user - User profile
 * @returns
 */
export declare function getIdentityProvider(user: UserProfile): any;