private void BillItem_OnItemDeleted(BillItemVM obj)
{
this.BillItemVMList.Remove(obj);
var dmObj =this.DomainBill.BillItemList.FirstOrDefault(x => x.ProductId == obj.DomainBillItem.ProductId);
if (dmObj != null)
{
this.DomainBill.BillItemList.Remove(dmObj);
}
vm_PropertyChanged(null, null);
}
internal void Add(Product.ProductItemViewModel productVm)
{
var targetItem =this.BillItemVMList.SingleOrDefault(x => x.ProductCode == productVm.DomainProduct.Code);
if (targetItem != null)
{
targetItem.DomainBillItem.SellPrice = productVm.SellPrice;
targetItem.DomainBillItem.Count++;
}
else
{
var dmObj = new domain.BillItem()
{
ProductId = productVm.DomainProduct.ID,
Count = 1,
SellPrice = productVm.SellPrice
};
var vmObj = new BillItemVM(productVm.DomainProduct.Brand + "->" + productVm.DomainProduct.Name,
productVm.DomainProduct.Spec,
productVm.DomainProduct.Code,
productVm.DomainProduct.GrossWeight,
dmObj);
vmObj.OnItemDeleted += new Action<BillItemVM>(BillItem_OnItemDeleted);
vmObj.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(vm_PropertyChanged);
dmObj.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(item_PropertyChanged);
this.DomainBill.BillItemList.Add(dmObj);
this.BillItemVMList.Add(vmObj);
}
RaisePropertyChanged("Summary");
RaisePropertyChanged("WeightSummary");
}
private ObservableCollection<BillItemVM> BuildBillItemVmList(domain.Bill bill)
{
List<BillItemVM> retList = new List<BillItemVM>();
foreach (var item in bill.BillItemList)
{
domain.Product product = productService.GetAllProduct().SingleOrDefault(x => x.ID == item.ProductId);
if(product == null) continue;
BillItemVM vm = new BillItemVM(product.Brand +"->"+product.Name, product.Spec, product.Code, product.GrossWeight, item);
vm.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(vm_PropertyChanged);
vm.OnItemDeleted += new Action<BillItemVM>(BillItem_OnItemDeleted);
item.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(item_PropertyChanged);
retList.Add(vm);
}
return new ObservableCollection<BillItemVM>(retList);
}