public void SaveDetail()
{
if (SRDetail.ProductId != 0)
{
SalesReturnDetail pod = SRDetails.Where(x => x.ProductId == SRDetail.ProductId).FirstOrDefault();
if (pod == null)
{
pod = new SalesReturnDetail();
SRDetails.Add(pod);
}
else
{
SRDetail.Quantity += pod.Quantity;
}
SRDetail.toCopy <SalesReturnDetail>(pod);
ClearDetail();
ItemAmount = SRDetails.Sum(x => x.Amount);
}
}
