import * as i0 from "@angular/core";
export declare class UiTranslateService {
    private readonly languageSubject;
    language$: import("rxjs").Observable<"en" | "es">;
    private readonly translations;
    setLanguage(lang: 'es' | 'en'): void;
    get currentLanguage(): 'es' | 'en';
    translate(key: string, language: string): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<UiTranslateService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<UiTranslateService>;
}