public void AddItem(ExpenseItemModel item) { if (Items == null) { Items = new List <ExpenseItemModel>(); } Items.Add(item); UpdateState(); }
public void SetItem(ExpenseItemModel item) { if (Items == null) { return; } var index = Items.FindIndex(x => x.Id == item.Id); if (index < 0) { return; } Items[index] = item; UpdateState(); }