import type { CoreEngine } from '../../../app/engine.js';
import { type Controller } from '../../controller/headless-controller.js';
/**
 * The `SearchStatus` controller lets you access search status information.
 *
 * Example: [search-status.fn.tsx](https://github.com/coveo/ui-kit/blob/main/samples/headless/search-react/src/components/search-status/search-status.fn.tsx)
 *
 * @group Controllers
 * @category SearchStatus
 */
export interface SearchStatus extends Controller {
    /**
     * The state of the `SearchStatus` controller.
     */
    state: SearchStatusState;
}
/**
 * A scoped and simplified part of the headless state that is relevant to the `SearchStatus` controller.
 *
 * @group Controllers
 * @category SearchStatus
 */
export interface SearchStatusState {
    /**
     * `true` if there is an error for the last executed query and `false` otherwise.
     */
    hasError: boolean;
    /**
     * Determines if a search is in progress.
     */
    isLoading: boolean;
    /**
     * Determines if there are results available for the last executed query.
     */
    hasResults: boolean;
    /**
     * Determines if a first search has been executed.
     */
    firstSearchExecuted: boolean;
}
/**
 * Creates a `SearchStatus` controller instance.
 *
 * @param engine - The headless engine.
 * @returns A `SearchStatus` controller instance.
 * */
export declare function buildCoreStatus(engine: CoreEngine): SearchStatus;