code cleanup.

app/src/main/java/com/example/refactoredapp/presentation/MainActivity.kt

@@ -17,10 +17,7 @@ class MainActivity : AppCompatActivity()
     private lateinit var binding: ActivityMainBinding
     private lateinit var viewModel: MainViewModel
 
-//    private lateinit var usbSerialPort: UsbSerialPort
-//    private val WRITE_WAIT_MILLIS = 5000
-
-//    private val TAG = "Surya"
+    private val TAG = "MainActivity"
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -31,11 +28,8 @@ class MainActivity : AppCompatActivity()
             MyViewModelFactory(applicationContext)
         )[MainViewModel::class.java]
 
-
 //        setupObservers()
         setupListeners()
-
-//        getUSBData()
     }
 
     private fun setupListeners() {
@@ -48,65 +42,9 @@ class MainActivity : AppCompatActivity()
         binding.cvItem2.setOnClickListener {
             Toast.makeText(this, "To be Implemented", Toast.LENGTH_SHORT).show()
         }
-
-
-//        binding.confirmatory.setOnClickListener {
-//            val usbIoManager = SerialInputOutputManager(usbSerialPort, this)
-//            object : SerialInputOutputManager.Listener {
-//
-//                override fun onNewData(data: ByteArray?) {
-//                    Log.d(TAG, "onNewData callback called")
-//                    data?.let {
-//                        val str: String = String(data, StandardCharsets.UTF_8)
-//                        Log.d(TAG, "DATA FROM DEVICE IS : $str")
-//                    }
-//                }
-//
-//                override fun onRunError(e: Exception?) {
-//                    Log.d(TAG, "ERORRRRR -> $e")
-//                }
-//            })
-
-//            usbIoManager.start()
-//            usbSerialPort.write("print\r".toByteArray(), WRITE_WAIT_MILLIS);
-//        }
     }
 
-//    private fun getUSBData() {
-//        val manager = getSystemService(Context.USB_SERVICE) as UsbManager
-//        val availableDrivers: List<UsbSerialDriver> =
-//            UsbSerialProber.getDefaultProber().findAllDrivers(manager)
-//        if (availableDrivers.isEmpty()) {
-//            Log.d(TAG, "No device Connected")
-//        } else {
-//            val driver: UsbSerialDriver = availableDrivers[0]
-//            val connection = manager.openDevice(driver.device)
-//            if (connection == null) {
-//                requestUserPermission(manager, driver.device)
-//            }
-//
-//            usbSerialPort = driver.ports[0]
-//            usbSerialPort.open(connection)
-//            usbSerialPort.setParameters(115200, 8, UsbSerialPort.STOPBITS_1, UsbSerialPort.PARITY_NONE)
-//        }
-//    }
 
-    /*
-     * Request user permission. The response will be received in the BroadcastReceiver
-     */
-//    private fun requestUserPermission(manager: UsbManager, device: UsbDevice) {
-//        Log.d(
-//            TAG,
-//            String.format("requestUserPermission(%X:%X)", device.vendorId, device.productId)
-//        )
-//        val mPendingIntent = PendingIntent.getBroadcast(
-//            this,
-//            0,
-//            Intent(Constants.ACTION_USB_PERMISSION),
-//            0
-//        )
-//        manager.requestPermission(device, mPendingIntent)
-//    }
 
     private fun setupObservers() {
 //        viewModel.isStoragePermission.observe(this) {
@@ -120,16 +58,4 @@ class MainActivity : AppCompatActivity()
         super.onDestroy()
     }
 
-//    override fun onNewData(data: ByteArray?) {
-////        Log.d(TAG, "onNewData callback called")
-//        data?.let {
-//            val str: String = String(data, StandardCharsets.UTF_8)
-//            Log.d(TAG, "DATA FROM DEVICE IS : $str")
-//        }
-//    }
-
-//    override fun onRunError(e: Exception?) {
-//        Log.d(TAG, "ERORRRRR -> $e")
-//    }
-
 }