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

            db.faktury.Remove(faktury);
            db.SaveChanges();
            return(RedirectToAction("Index"));
        }
        public ActionResult Edit([Bind(Include = "id,nr_umowy,rodzaj_platnosci,wartosc,termin_platnosci,data_wystawienia")] faktury faktury)
        {
            if (ModelState.IsValid)
            {
                db.Entry(faktury).State = EntityState.Modified;
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View(faktury));
        }
        public ActionResult Create([Bind(Include = "id,nr_umowy,rodzaj_platnosci,wartosc,termin_platnosci,data_wystawienia")] faktury faktury)
        {
            if (ModelState.IsValid)
            {
                db.faktury.Add(faktury);
                db.SaveChanges();
                return(RedirectToAction("Index"));
            }

            return(View(faktury));
        }
        // GET: Invoices/Delete/5
        public ActionResult Delete(int?id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            faktury faktury = db.faktury.Find(id);

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

            if (faktury == null)
            {
                return(HttpNotFound());
            }
            ViewBag.nr_umowy = new SelectList(db.zlecenia, "id", "id", faktury.nr_umowy);

            return(View(faktury));
        }