private void MergeItems(Item updateItem)
{
//oldItem.Name = updateItem.Name;
//oldItem.Price = updateItem.Price;
ItemAccessManager.GetInstance().UpdateItem(updateItem);
}
public void UpdateItemsList(List <Item> lstNewItems)
{
foreach (Item item in lstNewItems)
{
Item itmOldItem = Items.FirstOrDefault(t =>
t.ItemId == item.ItemId);
if (itmOldItem != null)
{
MergeItems(item);
}
else
{
//Items.Add(new Item(item.Name, item.Price, 0));
ItemAccessManager.GetInstance().AddItem(item);
}
}
ObservableCollection <Item> ocTempItems =
new ObservableCollection <Item>(Items);
foreach (Item item in ocTempItems)
{
Item updateItem = lstNewItems.FirstOrDefault(t =>
t.ItemId == item.ItemId);
// Check if the item has been deleted
if (updateItem == null)
{
//Items.Remove(item);
ItemAccessManager.GetInstance().DeleteItem(item);
}
}
LoadItemsFromDB();
}
public void LoadItemsFromDB()
{
Items = new ObservableCollection <Item>(
ItemAccessManager.GetInstance().GetAllItems());
}