public ActionResult Edit(TransactionEditViewModel model)
{
foreach (var modelStateValue in ModelState.Values)
{
foreach (var error in modelStateValue.Errors)
{
// Do something useful with these properties
var errorMessage = error.ErrorMessage;
var exception = error.Exception;
}
}
var transaction = model.Transaction;
var transactionItems = model.TransactionItems;
db.Entry(transaction).State = EntityState.Modified;
if (true) //(ModelState.IsValid)
{
foreach (var item in transactionItems)
{
//For this item, see if it already exists in the database
var existingItem = db.TransactionItems
.Where(x => x.TransactionItemId == item.TransactionItemId)
.SingleOrDefault();
// Yes, item exists, so update scalar properties of child item
if (existingItem != null)
{
var child = db.Entry(existingItem);
child.CurrentValues.SetValues(item);
}
else //item is new
{
item.TransactionItemId = 0;
db.Entry(transaction).Collection(x => x.TransactionItems).Load();
//db.Entry(transaction).Reference(x => x.TransactionItems).Load();
transaction.TransactionItems.Add(item); //I think this isn't right. This may blow up later.
}
}
var totalPrice = CalculateTotalPrice(transactionItems);
transaction.TotalPrice = totalPrice;
//db.Entry(transaction).State = EntityState.Modified;
db.SaveChanges();
return RedirectToAction("Index");
}
PopulateStoreDropdown(transaction.StoreId);
return View(model);
}
//
// GET: /Transaction/Edit/5
public ActionResult Edit(int id = 0)
{
Transaction transaction = db.Transactions.Find(id);//.Include(x => x.StoreId).Where(y => y.TransactionId == id).Single();
//var transaction = db.Transactions.Include(x => x.TransactionItems).Where(y => y.TransactionId == id).Single();
var model = new TransactionEditViewModel();
model.Transaction = transaction;
model.TransactionItems = transaction.TransactionItems; //db.TransactionItems.Where(x => x.TransactionId == id);
if (transaction == null)
{
return HttpNotFound();
}
//var storeQry = from s in db.Stores
// orderby s.Name
// select s;
PopulateStoreDropdown(transaction.StoreId);
return View(model);
}
