/*!
 * @license
 * Copyright © 2005-2025 Hyland Software, Inc. and its affiliates. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { InjectionToken } from '@angular/core';
import { TranslateService } from '@ngx-translate/core';
import { Observable } from 'rxjs';
import { TranslateLoaderService } from './translate-loader.service';
import { UserPreferencesService } from '../common/services/user-preferences.service';
import * as i0 from "@angular/core";
export declare const TRANSLATION_PROVIDER: InjectionToken<unknown>;
export interface TranslationProvider {
    name: string;
    source: string;
}
/**
 * Generate translation provider
 *
 * @param id Unique identifier
 * @param path Path to translation files
 * @returns Provider
 */
export declare function provideTranslations(id: string, path: string): {
    provide: InjectionToken<unknown>;
    multi: boolean;
    useValue: {
        name: string;
        source: string;
    };
};
export declare class TranslationService {
    translate: TranslateService;
    defaultLang: string;
    userLang: string;
    customLoader: TranslateLoaderService;
    constructor(translate: TranslateService, userPreferencesService: UserPreferencesService, providers: TranslationProvider[]);
    /**
     * Adds a new folder of translation source files.
     *
     * @param name Name for the translation provider
     * @param path Path to the folder
     */
    addTranslationFolder(name?: string, path?: string): void;
    /**
     * Loads a translation file.
     *
     * @param lang Language code for the language to load
     * @param fallback Language code to fall back to if the first one was unavailable
     */
    loadTranslation(lang: string, fallback?: string): void;
    /**
     * Triggers a notification callback when the translation language changes.
     *
     * @param lang The new language code
     */
    onTranslationChanged(lang: string): void;
    /**
     * Sets the target language for translations.
     *
     * @param lang Code name for the language
     * @returns Translations available for the language
     */
    use(lang: string): Observable<any>;
    /**
     * Gets the translation for the supplied key.
     *
     * @param key Key to translate
     * @param interpolateParams String(s) to be interpolated into the main message
     * @returns Translated text
     */
    get(key: string | Array<string>, interpolateParams?: any): Observable<string | any>;
    /**
     * Determines the preferred locale for the current user.
     *
     * @returns Locale identifier resolved from the browser or the default translation locale
     */
    getLocale(): string;
    /**
     * Directly returns the translation for the supplied key.
     *
     * @param key Key to translate
     * @param interpolateParams String(s) to be interpolated into the main message
     * @returns Translated text
     */
    instant(key: string | Array<string>, interpolateParams?: any): string | any;
    static ɵfac: i0.ɵɵFactoryDeclaration<TranslationService, [null, null, { optional: true; }]>;
    static ɵprov: i0.ɵɵInjectableDeclaration<TranslationService>;
}