public async Task <IActionResult> Create([Bind("Id,DepartureTime,Destination,DistanceKm")] TrainSchedule trainSchedule)
        {
            if (ModelState.IsValid)
            {
                _context.Add(trainSchedule);
                await _context.SaveChangesAsync();

                return(RedirectToAction(nameof(Index)));
            }
            return(View(trainSchedule));
        }