import { I18nStore } from '../../lib/i18n';
import { CountryData } from 'react-international-phone';
import { CountryCode } from '../Flag';
/**
 * Normalizes a string by removing accents and diacritics, then converts to lowercase.
 * This makes string comparison accent-agnostic.
 * @param str - The string to normalize
 * @returns The normalized string in lowercase without accents/diacritics
 */
export declare const normalizeString: (str: string) => string;
export declare const getValidatedCountryCode: (code: string, defaultCountryCode: CountryCode) => CountryCode;
export declare const getCountryDataListByCodes: (countryCodes: CountryCode[] | undefined) => CountryData[];
export declare const filterCountries: ({ countries, searchText, i18nStore, locale, }: {
    countries: CountryData[];
    searchText: string;
    i18nStore: I18nStore;
    locale: string;
}) => CountryData[];