public void AddRange(List <OutInOrderItem> items, OutInOrderType orderType)
{
foreach (var line in items)
{
line.OutInOrderId = this.Id;
line.SetPlusMinus(orderType);
if (this.Items.Exists(n => n.ProductId == line.ProductId))
{
var first = this.Items.FirstOrDefault(n => n.ProductId == line.ProductId);
first.Quantity += line.Quantity;
}
else
{
this.Items.Add(line);
}
}
}
public void SetPlusMinus(OutInOrderType orderType)
{
this.PlusMinus = (int)orderType.OutInInventory;
}