public IActionResult GetBookedData([FromServices] IOptions <CalendarGeneratorConfiguration> calendarGenConfig)
        {
            var calendarGenerator = new CalendarGenerator(calendarGenConfig.Value.Language, calendarGenConfig.Value.UtcDelta);
            var bvm = new BookingViewModel
            {
                DaysOfWeek   = calendarGenerator.GetDays(),
                CalendarData = calendarGenerator.GetCalendarGrid(4)
            };

            return(View(bvm));
        }
        public IActionResult CalendarShift([FromServices] IOptions <CalendarGeneratorConfiguration> calendarGenConfig)
        {
            var r = new StreamReader(HttpContext.Request.Body).ReadToEnd();
            var calendarGenerator = new CalendarGenerator(calendarGenConfig.Value.Language, calendarGenConfig.Value.UtcDelta);
            var bvm = new BookingViewModel
            {
                DaysOfWeek   = calendarGenerator.GetDays(),
                CalendarData = calendarGenerator.GetCalendarGrid(4, Convert.ToInt16(r))
            };
            var rw  = Json(bvm);
            var rrr = new JsonResult(bvm);

            return(Json(rrr));
        }