import type { RefObject } from 'react';
import type { UserManager, User } from 'oidc-client-ts';
import type { AuthState, KeycloakAuthConfig } from '../types/auth.types.js';
/**
 * Narrowed AuthState settings type for useAuthState dependencies.
 * @internal
 */
type UseAuthStateSettings = Pick<KeycloakAuthConfig, 'redirect_uri' | 'popup_redirect_uri'>;
/**
 * Manages auth state, applies state updates, and subscribes to UserManager events.
 * @internal For internal use by AuthProvider only.
 * @param userManagerRef - Reference to the UserManager instance
 * @param settings - OAuth settings (redirect_uri and optional popup_redirect_uri)
 * @param onSigninCallback - Optional callback invoked after successful signin redirect
 * @returns Object with authState, applyUser, and applyError
 */
export declare const useAuthState: (userManagerRef: RefObject<UserManager | null>, settings: UseAuthStateSettings, onSigninCallback?: (user: User) => void) => {
    authState: AuthState;
    applyUser: (user: User | null) => void;
    applyError: (err: unknown) => void;
};
export {};
//# sourceMappingURL=useAuthState.d.ts.map