private OrderViewModel GetCopy()
{
OrderViewModel ovm = new OrderViewModel
{
Id = Id,
BuyerUserId = BuyerUserId,
Date = Date,
Items = Items,
Lots = Lots,
Shipping = Shipping,
Insurance = Insurance,
AdditionalCharge = AdditionalCharge,
CouponCredit = CouponCredit,
ExtraCredit = ExtraCredit,
OrderTotal = OrderTotal,
Status = Status,
IsComplete = IsComplete
};
return ovm;
}
public static string CreateUpdateString(OrderViewModel newItem, OrderViewModel oldItem)
{
Contract.Requires(oldItem != null);
Contract.Requires(newItem != null);
StringBuilder sb = new StringBuilder();
int id = oldItem.Id;
sb.AppendFormat("nH{0}={1}&", id, newItem.Shipping > 0 ? newItem.Shipping.ToString() : string.Empty);
sb.AppendFormat("oH{0}={1}&", id, oldItem.Shipping > 0 ? oldItem.Shipping.ToString() : string.Empty);
sb.AppendFormat("nI{0}={1}&", id, newItem.Insurance >0 ? newItem.Insurance.ToString() : string.Empty);
sb.AppendFormat("oI{0}={1}&", id, oldItem.Insurance >0 ? oldItem.Insurance.ToString() : string.Empty);
sb.AppendFormat("nD{0}={1}&", id, newItem.AdditionalCharge > 0 ? newItem.AdditionalCharge.ToString() : string.Empty);
sb.AppendFormat("oD{0}={1}&", id, oldItem.AdditionalCharge > 0 ? oldItem.AdditionalCharge.ToString() : string.Empty);
sb.AppendFormat("nC{0}={1}&", id, newItem.ExtraCredit >0 ? newItem.ExtraCredit.ToString() : string.Empty);
sb.AppendFormat("oC{0}={1}&", id, oldItem.ExtraCredit >0 ? oldItem.ExtraCredit.ToString() : string.Empty);
sb.AppendFormat("nS{0}={1}&", id, (int)newItem.Status);
sb.AppendFormat("oS{0}={1}&", id, (int)oldItem.Status);
sb.AppendFormat("oI={0}&", id);
return sb.ToString();
}
public void BeginEdit()
{
if (inEdit) return;
inEdit = true;
backupCopy = GetCopy();
}
private void OnOrderAddedToRepository(object sender, OrderAddedEventArgs e)
{
OrderViewModel viewModel = new OrderViewModel(e.NewOrder);
OrderViewModel ovm = orders.FirstOrDefault(o => o.Id == viewModel.Id);
if (ovm != null)
{
if (!ovm.OrderModelObject.Equals(viewModel.OrderModelObject))
{
orders.Remove(ovm);
orders.Insert(0, viewModel);
}
}
else
orders.Add(viewModel);
}
