public void AddItem(Guid commodityID, Quantity quantity)
{
var item=this.Items.FirstOrDefault(p=>p.CommodityID==commodityID);
if(item==null)
{
item=new DistributionVoucherItem();
}
item.CommodityID=commodityID;
item.Quantity=quantity;
}
public void RemoveItem(Guid commodityID,Quantity quantity)
{
var item=this.Items.FirstOrDefault(p => p.CommodityID == commodityID);
if (item == null)
throw new DomainException("订单中无此物品");
this.Items.Remove(item);
}
public void AddItem(Guid commodityID,Quantity quantity,decimal price,string remark)
{
var item=new SaleOrderItem(){CommodityID=commodityID,Quantity=quantity,Price=price,Remark=remark};
this.Items.Add(item);
}
private void UpdateItem(Guid itemID,Guid commodityID,Quantity quantity,decimal price,string remark)
{
if (itemID == Guid.Empty)
throw new ArgumentException("参数不含主键");
var existingSaleOrderItem = this.Items.FirstOrDefault(p => p.ID == itemID);
if (existingSaleOrderItem == null)
throw new DomainException("无此主键实体");
existingSaleOrderItem.CommodityID = commodityID;
existingSaleOrderItem.Quantity = quantity;
existingSaleOrderItem.Price = price;
existingSaleOrderItem.Remark = remark;
}