public IActionResult Index()
 {
     if (!HelperController.VerificaUserLogado(HttpContext.Session))
     {
         return(View(new UsuariosViewModel()));
     }
     else
     {
         return(RedirectToAction("index", "Home"));
     }
 }
 public override void OnActionExecuting(ActionExecutingContext context)
 {
     if (!HelperController.VerificaUserLogado(HttpContext.Session))
     {
         ViewBag.Logado = false;
         base.OnActionExecuting(context);
     }
     else
     {
         ViewBag.Logado       = true;
         ViewBag.nome_usuario = HelperController.getUserName(HttpContext.Session);
         ViewBag.id_usuario   = HelperController.getId(HttpContext.Session);
         base.OnActionExecuting(context);
     }
 }