public void AddItem(MenuItem menuItem, int quantity)
{
var line = lines.FirstOrDefault(x => x.MenuItem.MenuItemsID == menuItem.MenuItemsID);
if (line == null)
lines.Add(new CartLine { MenuItem = menuItem, Quantity = quantity });
else
line.Quantity += quantity;
}
public void SaveMenuItem(MenuItem menuItem)
{
// If its a new product, just attach it to the DataContext
if (menuItem.MenuItemsID == 0)
menuItemsTable.InsertOnSubmit(menuItem);
else if (menuItemsTable.GetOriginalEntityState(menuItem) == null)
{
// Were updating an existing menu item, but its not attached to the
// this data context, so attach it and detect the changes
menuItemsTable.Attach(menuItem);
menuItemsTable.Context.Refresh(RefreshMode.KeepCurrentValues, menuItem);
}
menuItemsTable.Context.SubmitChanges();
}
public void RemoveLine(MenuItem menuItem)
{
lines.RemoveAll(l => l.MenuItem.MenuItemsID == menuItem.MenuItemsID);
}
public void SaveMenuItem(MenuItem menuItem)
{
// Not Implemented
}
public void DeleteItems(MenuItem menuItem)
{
// Not Implemented
}
public void DeleteItems(MenuItem menuItem)
{
menuItemsTable.DeleteOnSubmit(menuItem);
menuItemsTable.Context.SubmitChanges();
}
