import type { DayPickerProps } from "react-day-picker";
import type { AppLocale } from "../app/types.js";
import { type MessageKey, type TranslateParams } from "./translate.js";
type DayPickerLocale = NonNullable<DayPickerProps["locale"]>;
export declare function useTranslation(): {
    locale: AppLocale;
    fallbackLocale: AppLocale;
    t: (key: MessageKey, params?: TranslateParams) => string;
};
/** date-fns + react-day-picker locales + datetime prefs from AppProvider. */
export declare function usePickerLocales(dayPickerOverride?: DayPickerLocale): {
    locale: AppLocale;
    timezone: string;
    timeFormat: import("../app/index.js").AppTimeFormat;
    dateFormat: import("../app/index.js").AppDateFormat;
    dateFnsLocale: import("date-fns").Locale;
    dayPickerLocale: Partial<import("react-day-picker").DayPickerLocale>;
};
export {};