import type { ItemsUnion, Item, Value, FetchFunction, SearchFn, GetValueFn, GetTitleFn } from './types';
export declare enum KeyboardKeys {
    ArrowDown = "ArrowDown",
    ArrowUp = "ArrowUp",
    Enter = "Enter",
    Escape = "Escape"
}
/**
 * Приоритет проверки по порядку
 *
 * Поиск производим по изначальной структуре, дабы выдавать правильный результат в
 * событии select (должны отдавать изначально переданный формат)
 */
export declare enum SearchType {
    ByFetch = 0,
    ByItemText = 1,
    ByItemGetTitle = 2,
    ByItemTitle = 3,
    Error = 4
}
export declare const transformItems: (items: ItemsUnion | null, getValue?: GetValueFn, getTitle?: GetTitleFn) => ItemsUnion;
export declare const findElementByValue: (items?: ItemsUnion, value?: Value, getValue?: GetValueFn, getTitle?: GetTitleFn) => any;
export declare const getTitleByValue: (items?: ItemsUnion, value?: Value, getValue?: GetValueFn, getTitle?: GetTitleFn) => any;
export declare const getSearchType: (fetchItems?: FetchFunction, items?: ItemsUnion, getTitle?: GetTitleFn) => SearchType;
export declare const searchByItemText: (query: string, items: string[]) => Promise<string[]>;
export declare const searchByItemTitle: (query: string, items: Item[]) => Promise<Item[]>;
export declare const searchByGetTitleFn: (getTitle: GetTitleFn, query: string, items: any[]) => Promise<any[]>;
export declare const getSearchFn: (type: SearchType, fetchItems?: FetchFunction, getTitle?: GetTitleFn) => SearchFn;