import { I18nWord } from "../model/i18n-word";
import { HttpClient } from "@angular/common/http";
import { Observable } from "rxjs/Observable";
/**
 * @author Abish Kudaibergenov
 */
export declare class I18nService {
    private httpClient;
    private _currentLang;
    private dictionary;
    constructor(httpClient: HttpClient);
    readonly currentLang: string;
    use(lang: string): void;
    translateWord(key: string): string;
    getUserLang(): string;
    translateWords(textEn: string, textRu: string, textKz: string): string;
    fillDictionary(wordList: I18nWord[]): void;
    getI18nWordList(): Observable<I18nWord[]>;
    loadI18n(): void;
    getI18ApiUrl(): string;
    handleError(error: any): Observable<any>;
}