import { Field } from '../types';
import { FieldSettings } from './types';
/**
 * Keeps the list of fields. Toggles the visibility of the namespace field based on currently used namspace.
 *
 * User settings support:
 * 1. fields are loaded from user settings only during intialization
 * 2. saving fields to user settings is a side effect
 * 3. internal state maintained by the hook remains the single source of truth
 *
 * @param currentNamespace
 * @param defaultFields used for initialization
 * @param userSettings
 * @returns [fields, setFields]
 */
export declare const useFields: (currentNamespace: string, defaultFields: Field[], userSettings?: FieldSettings) => [Field[], React.Dispatch<React.SetStateAction<Field[]>>];