public ActionResult Edit(CategoriaArtigo categoria)
 {
     if (ModelState.IsValid)
     {
         _context.Entry(categoria).State = EntityState.Modified;
         _context.SaveChanges();
         return(RedirectToAction("Index"));
     }
     return(View(categoria));
 }
 public ActionResult Create(CategoriaArtigo categoria)
 {
     if (ModelState.IsValid)
     {
         _context.CategoriaArtigo.Add(categoria);
         _context.SaveChanges();
         return(RedirectToAction("Index"));
     }
     return(View(categoria));
 }