public ActionResult DeleteConfirmed(int id)
        {
            ctpn ctpn = db.ctpns.Find(id);

            db.ctpns.Remove(ctpn);
            db.SaveChanges();
            return(RedirectToAction("Index"));
        }
 public ActionResult Edit([Bind(Include = "idpn,idctpn,idsach,soluong")] ctpn ctpn)
 {
     if (ModelState.IsValid)
     {
         db.Entry(ctpn).State = EntityState.Modified;
         db.SaveChanges();
         return(RedirectToAction("Index"));
     }
     ViewBag.idpn   = new SelectList(db.phieunhaps, "idpn", "nguoigiaosach", ctpn.idpn);
     ViewBag.idsach = new SelectList(db.saches, "idsach", "tensach", ctpn.idsach);
     return(View(ctpn));
 }
        // GET: ctpns/Details/5
        public ActionResult Details(int?id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            ctpn ctpn = db.ctpns.Find(id);

            if (ctpn == null)
            {
                return(HttpNotFound());
            }
            return(View(ctpn));
        }
        // GET: ctpns/Edit/5
        public ActionResult Edit(int?id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            ctpn ctpn = db.ctpns.Find(id);

            if (ctpn == null)
            {
                return(HttpNotFound());
            }
            ViewBag.idpn   = new SelectList(db.phieunhaps, "idpn", "nguoigiaosach", ctpn.idpn);
            ViewBag.idsach = new SelectList(db.saches, "idsach", "tensach", ctpn.idsach);
            return(View(ctpn));
        }