public IActionResult SelectItemCount(int id)
{
try
{
AddingViewModel model = new AddingViewModel
{
ItemId = id,
ItemName = repo.GetItemById(id).Name,
ItemCount = 0
};
return(View(model));
}
catch (Exception)
{
return(RedirectToAction(nameof(Index)));
}
}
public IActionResult SelectItemCount(AddingViewModel model)
{
if (!ModelState.IsValid)
{
// there was a server-side validation error - return the user a new
// form with what he put in.
return(View(model));
}
if (items.FirstOrDefault(x => x.Id == model.ItemId) is Item item)
{
uint count = counts[item.Id] + model.ItemCount;
if (count > 10)
{
model.ItemCount = 10 - counts[item.Id];
return(View(model));
}
}
try
{
locale.AddToOrder(client, model.ItemId, model.ItemCount, repo);
if (items.FirstOrDefault(x => x.Id == model.ItemId) != null)
{
counts[model.ItemId] += model.ItemCount;
}
else
{
items.Add(repo.GetItemById(model.ItemId));
counts.TryAdd(model.ItemId, model.ItemCount);
}
}
catch (ArgumentException ex)
{
//ModelState.AddModelError("Title", "title error");
// empty string for "key" means, it's overall model error
ModelState.AddModelError("", ex.Message);
return(View(model));
}
return(RedirectToAction(nameof(Index)));
}
public FormView()
{
InitializeComponent();
DataContext = new AddingViewModel();
}