public DetaliiPreparatViewModel(Preparat preparat, Cont user)
 {
     pAct              = new DetailedProductActions(this);
     PreparatAles      = preparat;
     FotografieCurenta = pAct.FotografieCurenta(preparat);
     if (user != null)
     {
         User = user;
         if (user.statut == "Angajat")
         {
             Visibility = "Visible";
         }
         else
         {
             Visibility = "Hidden";
         }
     }
     else
     {
         Visibility = "Hidden";
     }
 }
 public DetaliiPreparatViewModel()
 {
     pAct = new DetailedProductActions(this);
 }