Minor refactoring and more support for recording data.

app/src/main/java/org/vato/carcontroller/SimpleController.java

@@ -5,17 +5,28 @@ import android.os.Bundle;
 import android.view.View;
 import android.widget.SeekBar;
 import android.widget.Switch;
+import android.widget.Toast;
 
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.preference.PreferenceManager;
 
+import com.google.protobuf.Empty;
+
+import org.vato.carcontroller.LIDAR.LidarTrackingController;
+
+import java.util.stream.Stream;
+
+import io.grpc.stub.StreamObserver;
+
 public class SimpleController extends AppCompatActivity implements SeekBar.OnSeekBarChangeListener {
 
     private SeekBar steeringSlider;
     private SeekBar throttleSlider;
     private Switch recordSwitch;
+    private Switch recordLidarSwitch;
 
     private static PiLoader grpcController;
+    private PersonTrackingGrpc.PersonTrackingStub trackingStub;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -32,6 +43,7 @@ public class SimpleController extends AppCompatActivity implements SeekBar.OnSee
         }
 
         recordSwitch = findViewById(R.id.recordSwitch);
+        recordLidarSwitch = findViewById(R.id.lidarSwitch);
     }
 
     @Override
@@ -97,4 +109,24 @@ public class SimpleController extends AppCompatActivity implements SeekBar.OnSee
     public void record(View view) {
         grpcController.record(recordSwitch.isSelected());
     }
+
+    public void recordLidar(View view) {
+        StreamObserver<Empty> response = new StreamObserver<Empty>() {
+            @Override
+            public void onNext(Empty value) {
+                Toast.makeText(getApplicationContext(), "Started Recording Lidar", Toast.LENGTH_SHORT);
+            }
+
+            @Override
+            public void onError(Throwable t) {
+                Toast.makeText(getApplicationContext(), "Failed to set lidar recording", Toast.LENGTH_SHORT);
+            }
+
+            @Override
+            public void onCompleted() {
+
+            }
+        };
+
+    }
 }