public decimal CalculateIncomingPrice(DatabaseContext db, Item item)
{
InvoiceDa invoiceDa = new InvoiceDa();
ElementDa elementDa = new ElementDa();
Element element = elementDa.GetItemElement(db, item.ID, true);
if (element != null)//if item was added with invoice
{
List <Element> elements = elementDa.GetInvoiceElements(db, element.Invoice_ID);
decimal transport = invoiceDa.GetInvoice(db, element.Invoice_ID).Transport;
decimal sum = elements.Sum(x =>
x.Item.Price + x.Item.Price * ((decimal)x.Item.IncomingTaxGroup.Tax / 100));
decimal procent = decimal.Round((sum + transport) / sum, 4);
return(decimal.Round((item.Price + item.Price * ((decimal)item.IncomingTaxGroup.Tax / 100)) * procent, 2));
}
return(item.Price);
}
internal InvoiceDM()
{
_invoiceDa = new InvoiceDa();
}
