public ActionResult Edit([Bind("ixInvoice,sInvoice,ixPurchase")] InvoicesPost invoices) { if (ModelState.IsValid) { invoices.UserName = User.Identity.Name; _invoicesService.Edit(invoices); return(RedirectToAction("Index")); } ViewBag.ixPurchase = new SelectList(_invoicesService.selectPurchases().Select(x => new { x.ixPurchase, x.sPurchase }), "ixPurchase", "sPurchase", invoices.ixPurchase); return(View(invoices)); }