import { LanguageKeys } from '../schemas/localized-text';
import { IPeriod } from '../schemas/period';
import { IService, IServiceSingleLang } from '../schemas/service';
/**
 * Finds the period for `atDate`
 * @param service the service
 * @param atDate the date for which we have to find the period
 */
export declare function getCurrentPeriod(service: IService, atDate: Date): IPeriod | undefined;
export declare function isAccommodation(service: Pick<IService, 'categories'>): import("../schemas/category").ICategory | undefined;
export declare function isActivity(service: Pick<IService, 'categories'>): import("../schemas/category").ICategory | undefined;
export declare function calculateServicePriceFromPricing(service: Pick<IService, 'basePrice' | 'pricing'>, adults: number, children: number, infants: number): number;
export declare function toSingleLangService<T extends IService>(service: T, lang: LanguageKeys): IServiceSingleLang<T>;
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