public IActionResult OnGet(int id) { CurrentCar = CarRepository.GetVehicle(id); StartBookingDate = CarRepository.ChangeDateFormatToYearsMonthDays(DateTime.Now.ToString("dd-MM-yyyy")); EndBookingDate = CarRepository.ChangeDateFormatToYearsMonthDays(CurrentCar.EndDate); CurrentCarImges = CurrentCar?.Photos.ToList(); Owner = UserRepository.FindById(CurrentCar?.OwnerId); if (TempData["avilabeldays"] != null) { avilabeldays = (Dictionary <string, string>)TempData["avilabeldays"]; } if (TempData["DateIsNotCorrect"] != null) { DateIsNotCorrect = true; } return(Page()); }