public ActionResult Create()
        {
            var model = new SensorSearch();
            var locations = DocumentDBRepository<Sensor>.GetItems().Select(t => t.AtLocation).AsEnumerable().Distinct();
            var types = DocumentDBRepository<Sensor>.GetItems().Select(t => t.Type).AsEnumerable().Distinct();

            ViewBag.SensorDataLocation = new SelectList(locations);
            ViewBag.SensorDataType = new SelectList(types);

            return View("Create");
        }
        // GET: Sensor
        public ActionResult Index()
        {
            var model = new SensorSearch();
            var locations = DocumentDBRepository<Sensor>.GetItems().Select(t => t.AtLocation).AsEnumerable().Distinct();
            var types = DocumentDBRepository<Sensor>.GetItems().Select(t => t.Type).AsEnumerable().Distinct();
            foreach (var location in locations)
            {
                model.Locations.Add(new SelectListItem { Text = location, Value = location });
            }

            foreach (var type in types)
            {
                model.Types.Add(new SelectListItem { Text = type, Value = type });
            }
            return View(model);
        }
 public PartialViewResult IndexPartial(SensorSearch model)
 {
     var items = DocumentDBRepository<Sensor>.GetItems();
     if (model != null)
     {
         if (model.AtLocation != null)
         {
             items = items.Where(x => x.AtLocation == model.AtLocation);
     }
         if (model.Type != null)
     {
             items = items.Where(y => y.Type == model.Type);
     }
     }
     var itemList = items.ToList();
     foreach (Sensor sensor in itemList)
     {
         //simple fix because of datatime inconsistency
         if(sensor.Timestamp.Length<15)
         sensor.Timestamp = (ConvertFromUnixTimestamp(System.Convert.ToDouble(sensor.Timestamp)).ToString());
     }
     return PartialView("_IndexPartial", itemList);
 }