// GET: Glasses
 public ActionResult Index()
 {
     if (glassesViewModel.Glasses.Count == 0)
     {
         var glasses = _repo.GetGlassesWithOrder()
                       .OrderByDescending(g => g.TimeStamp).Take(100);
         glassesViewModel.Glasses.Clear();
         foreach (var item in glasses)
         {
             glassesViewModel.Glasses.Add(item);
         }
     }
     glassesViewModel.DataFilter.Count = glassesViewModel.Glasses.Count();
     return(View(glassesViewModel));
 }