public CalendarViewModel GetDays2(int year, int month)
        {
            int y = (IsYear(year)) ? (int)year : DateTime.Now.Year;
            int m = (IsMonth(month)) ? (int)month : DateTime.Now.Month;

            CalendarFetcher fetcher;

            var date = new DateTime(y, m, 1);

            fetcher = new CalendarFetcher(y, m);
            var days = fetcher.GetCalender();

            return new CalendarViewModel(date, days);
        }