import moment from 'moment';
import type { LocaleConfig, TranslateFn } from './types';
type StrictLocale = 'zh_CN' | 'en_US';
export declare class LocaleController {
    locales: Record<StrictLocale, LocaleConfig>;
    fns: Record<StrictLocale, TranslateFn>;
    defaultLocale: StrictLocale;
    currentLocale: StrictLocale;
    /**
     * 是否锁定了locale
     */
    private localeLocked;
    private translator;
    localeChangeListeners: ((locale: StrictLocale) => void)[];
    constructor();
    getMomentLocale: () => moment.Locale;
    /**
     * 设置并锁定locale, 用于不支持国际化的场景
     * @param locale
     */
    setLockedLocale: (locale: StrictLocale) => void;
    /**
     * 给html元素设置正确的lang
     */
    setDocLang: () => void;
    registerLocale: (name: StrictLocale, config: LocaleConfig) => void;
    extendLocale: (name: StrictLocale, config: LocaleConfig) => void;
    getDefaultLocale(): StrictLocale;
    /**
     * 设置默认的locale
     */
    setDefaultLocale: (locale: string) => void;
    makeTranslator: (_locale?: string) => TranslateFn;
    getTranslator: () => TranslateFn;
    translate: TranslateFn;
    addChangeListener: (listener: (locale: StrictLocale) => void) => void;
    private initCurrentLocale;
    setCurrentLocale: (locale: StrictLocale) => void;
    getCurrentLocale: () => StrictLocale;
    /**
     * 判断当前是否是英文环境
     */
    isEnglish: () => boolean;
    formatLocale(locale?: string): StrictLocale | '';
    /**
     * 获取cookie或者lc中的语言设置
     * 注意, 旧页面里的zh-CN被写成了'zh_CN', 需要矫正
     */
    private getLocaleFromStorage;
    private getCookieKey;
    private getLocaleFromLang;
    private getBrowserLang;
    private format;
    private emitLocaleChange;
}
/**
 * 单例的国际化控制器
 */
export declare const localeController: LocaleController;
export declare const isEnglish: () => boolean;
/**
 * @deprecated 请使用 `localeController.extendLocale`
 */
export declare const extendLocale: (name: StrictLocale, config: LocaleConfig) => void;
/**
 * @deprecated 请使用 `localeController.setDefaultLocale`
 */
export declare const setDefaultLocale: (locale: string) => void;
/**
 * @deprecated 请使用 `localeController.makeTranslator`
 */
export declare const makeTranslator: (_locale?: string) => TranslateFn;
export declare const translate: TranslateFn;
export declare const __: TranslateFn;
export {};