export declare function useDatePicker({ date, onChange, }: {
    date?: Date;
    onChange?: (value: Date) => void;
}): {
    selectedDate: Date | null;
    showDatePicker: boolean;
    setShowDatePicker: import('react').Dispatch<import('react').SetStateAction<boolean>>;
    currentDate: Date;
    handleDateClick: (date: Date) => void;
};