import type { NumberFormatOptions } from '@formatjs/ecma402-abstract';
import type { Locale as DateFnsLocale, FormatDistanceToNowOptions, FormatDistanceToNowStrictOptions } from 'date-fns';
import type { BaseLocale } from 'international-types';
import type { ReactElement, ReactNode } from 'react';
import { type FormatDateOptions } from './formatDate';
import { type FormatUnitOptions } from './formatUnit';
import { type IntlListFormatOptions } from './formatters';
import type { ScopedTranslateFn, TranslateFn } from './types';
type SupportedLocalesType<LocalSupportedType extends string> = (locale: string) => locale is LocalSupportedType;
type TranslationsByLocales = Record<string, BaseLocale>;
type RequiredGenericContext<LocaleParam extends BaseLocale, LocalSupportedType extends string> = keyof LocaleParam extends never ? Omit<Context<LocaleParam, LocalSupportedType>, 't' | 'namespaceTranslation'> & {
    t: (str: 'You must pass a generic argument to useI18n()') => void;
    namespaceTranslation: (str: 'You must pass a generic argument to useI18n()') => void;
} : Context<LocaleParam, LocalSupportedType>;
type Context<LocaleParam extends BaseLocale, LocalSupportedType extends string> = {
    currentLocale: LocalSupportedType;
    dateFnsLocale?: DateFnsLocale;
    datetime: (date: Date | number, options?: Intl.DateTimeFormatOptions) => string;
    formatDate: (value: Date | number | string, options?: FormatDateOptions) => string;
    formatList: (listFormat: string[], options?: IntlListFormatOptions) => string;
    formatNumber: (numb: number, options?: NumberFormatOptions) => string;
    formatUnit: (value: number, options: FormatUnitOptions) => string;
    loadTranslations: (namespace: string, load?: LoadTranslationsFn<LocalSupportedType>) => Promise<string>;
    namespaces: string[];
    namespaceTranslation: ScopedTranslateFn<LocaleParam>;
    relativeTime: (date: Date | number, options?: FormatDistanceToNowOptions) => string;
    relativeTimeStrict: (date: Date | number, options?: FormatDistanceToNowStrictOptions) => string;
    setTranslations: React.Dispatch<React.SetStateAction<TranslationsByLocales>>;
    switchLocale: (locale: LocalSupportedType) => Promise<void>;
    t: TranslateFn<LocaleParam>;
    translations: TranslationsByLocales;
};
export declare function useI18n<LocaleParam extends BaseLocale = {}, LocalSupportedType extends string = ''>(): RequiredGenericContext<LocaleParam, LocalSupportedType>;
export declare function useTranslation<LocaleParam extends BaseLocale = {}, LocalSupportedType extends string = ''>(namespaces?: string[], load?: LoadTranslationsFn<LocalSupportedType> | undefined): RequiredGenericContext<LocaleParam, LocalSupportedType> & {
    isLoaded: boolean;
};
type LoadTranslationsFn<LocalSupportedType extends string> = ({ namespace, locale, }: {
    namespace: string;
    locale: LocalSupportedType;
}) => Promise<{
    default: BaseLocale;
}>;
type LoadLocaleFn<LocalSupportedType extends string> = (locale: LocalSupportedType) => DateFnsLocale;
type LoadLocaleFnAsync<LocalSupportedType extends string> = (locale: LocalSupportedType) => Promise<DateFnsLocale>;
type LoadDateLocaleError = (error: Error) => void;
declare const I18nContextProvider: <LocalSupportedType extends string>({ children, defaultLoad, defaultLocale, defaultTranslations, enableDebugKey, enableDefaultLocale, loadDateLocale, loadDateLocaleAsync, localeItemStorage, onLoadDateLocaleError, onTranslateError, isLocaleSupported, }: {
    children: ReactNode;
    defaultLoad: LoadTranslationsFn<LocalSupportedType>;
    loadDateLocale?: LoadLocaleFn<LocalSupportedType>;
    loadDateLocaleAsync: LoadLocaleFnAsync<LocalSupportedType>;
    onLoadDateLocaleError?: LoadDateLocaleError;
    defaultLocale: LocalSupportedType;
    defaultTranslations: TranslationsByLocales;
    enableDefaultLocale: boolean;
    enableDebugKey: boolean;
    localeItemStorage: string;
    isLocaleSupported: SupportedLocalesType<LocalSupportedType>;
    onTranslateError?: ({ error, currentLocale, value, key, }: {
        error: Error;
        currentLocale: LocalSupportedType;
        defaultLocale: LocalSupportedType;
        value: string;
        key: string;
    }) => void;
}) => ReactElement;
export default I18nContextProvider;