public class HomeController : Controller
    {           
        private readonly IDevice device;   

        public HomeController(IDeviceResolver deviceResolver)
        {                
            this.device = deviceResolver.Device
        }

        public IActionResult Index()
        {
            if(device.Type == DeviceType.Desktop)
            {
               //some logic
            }
            else if(device.Type == DeviceType.Mobile)
            {
               //some logic
            }
            else if(device.Type == DeviceType.Tablet)
            {
               //some logic
            }
        }
     }

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