// GET: SensorDevices public ActionResult Index(int?id) { SensorDeviceViewModel sensorDeviceViewModel = new SensorDeviceViewModel(); if (id != null) { SensorDevice sensorDevice = sensorDeviceService.GetSensorDeviceById(id); sensorDeviceViewModel = new SensorDeviceViewModel() { Id = sensorDevice.Id, IsActive = sensorDevice.IsActive, ModelNumber = sensorDevice.Model, SerialNumber = sensorDevice.SerialNumber, SupplierName = sensorDevice.Supplier.Name }; } ViewBag.SupplierList = new SelectList(genericService.GetList <Supplier>(), "Id", "Name"); return(View(sensorDeviceViewModel)); }