import { DestroyRef, InjectionToken } from '@angular/core';
import { Observable } from 'rxjs';
import { EasyI18nOptions } from 'easy-i18n-js';
import { EasyI18nLoader } from './easy-i18n.loader';
import { EasyI18nStore } from './easy-i18n.store';
import { EasyI18nMessages } from 'easy-i18n-js/lib/easy-i18n';
import * as i0 from "@angular/core";
export declare const EASY_I18N_OPTIONS: InjectionToken<EasyI18nOptions>;
export declare const NG_LOCALES: InjectionToken<{
    [key: string]: any;
}>;
export declare const USE_BROWSER_LANGUAGE: InjectionToken<boolean>;
export declare const DEFAULT_LANGUAGE: InjectionToken<string>;
export declare const FALLBACK_LANGUAGE: InjectionToken<string>;
export declare const DISCOVER: InjectionToken<string>;
export type LocaleStatus = 'none' | 'loading' | 'ready';
export declare class EasyI18nService {
    private options;
    private ngLocales;
    private useBrowserLanguage;
    private defaultLanguage;
    private fallbackLanguage;
    private discover;
    private loader;
    private store;
    private destroyRef;
    private _localeStatusSubject;
    private _localeSubject;
    get localeStatus$(): Observable<LocaleStatus>;
    get locale$(): Observable<string>;
    private _currentLocale;
    get currentLocale(): string | null;
    private _ngLocale;
    get ngLocale(): string | null;
    private readonly otherLoaders;
    private currentMsg;
    constructor(options: EasyI18nOptions, ngLocales: {
        [key: string]: any;
    }, useBrowserLanguage: boolean, defaultLanguage: string, fallbackLanguage: string, discover: 'exact' | 'minimum' | 'all', loader: EasyI18nLoader, store: EasyI18nStore, destroyRef: DestroyRef);
    initialize(): Promise<"ready">;
    /**
     * Get plain message by key
     *
     * @param key key
     */
    getPlainMessage(key: string): string | EasyI18nMessages | undefined;
    /**
     * Change current culture
     *
     * @param culture new culture
     * @param options
     */
    registerCulture(culture: string, options?: {
        reload?: boolean;
    }): void;
    /**
     * Get browser culture
     */
    getBrowserCulture(): string | null;
    appendLoader(loader: EasyI18nLoader): Promise<boolean>;
    static ɵfac: i0.ɵɵFactoryDeclaration<EasyI18nService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<EasyI18nService>;
}