fix #10999 comments

platform/android/MapboxGLAndroidSDK/build.gradle

@@ -25,6 +25,8 @@ android {
         minSdkVersion androidVersions.minSdkVersion
         targetSdkVersion androidVersions.targetSdkVersion
         buildConfigField "String", "GIT_REVISION_SHORT", String.format("\"%s\"", getGitRevision())
+        // TODO Review sdkIdentifier and sdkVersion values (used in AppUserTurnstile)
+        buildConfigField "String", "MAPBOX_SDK_IDENTIFIER", String.format("\"%s\"", "MapboxMapsAndroid")
         buildConfigField "String", "MAPBOX_VERSION_STRING", String.format("\"Mapbox/%s\"", project.VERSION_NAME)
         buildConfigField "String", "MAPBOX_EVENTS_USER_AGENT", String.format("\"MapboxEventsAndroid/%s\"", project.VERSION_NAME)
     }

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/Mapbox.java

@@ -11,13 +11,10 @@
 import com.mapbox.android.core.location.LocationEngine;
 import com.mapbox.android.core.location.LocationEnginePriority;
 import com.mapbox.android.core.location.LocationEngineProvider;
-import com.mapbox.android.telemetry.MapboxTelemetry;
 import com.mapbox.mapboxsdk.constants.MapboxConstants;
 import com.mapbox.mapboxsdk.exceptions.MapboxConfigurationException;
 import com.mapbox.mapboxsdk.net.ConnectivityReceiver;
 
-import timber.log.Timber;
-
 /**
  * The entry point to initialize the Mapbox Android SDK.
  * <p>
@@ -35,8 +32,6 @@ public final class Mapbox {
   private String accessToken;
   private Boolean connected;
   private LocationEngine locationEngine;
-  @SuppressLint("StaticFieldLeak")
-  private static MapboxTelemetry telemetry;
 
   /**
    * Get an instance of Mapbox.
@@ -57,13 +52,6 @@ public static synchronized Mapbox getInstance(@NonNull Context context, @NonNull
       INSTANCE = new Mapbox(appContext, accessToken, locationEngine);
       locationEngine.setPriority(LocationEnginePriority.NO_POWER);
 
-      try {
-        telemetry = new MapboxTelemetry(appContext, accessToken, BuildConfig.MAPBOX_EVENTS_USER_AGENT);
-        telemetry.enable();
-      } catch (Exception exception) {
-        Timber.e(exception, "Unable to instantiate Mapbox telemetry");
-      }
-
       ConnectivityReceiver.instance(appContext);
     }
     return INSTANCE;
@@ -151,11 +139,8 @@ public static synchronized Boolean isConnected() {
    *
    * @return the location engine configured
    */
+  // TODO Do we need to expose this?
   public static LocationEngine getLocationEngine() {
     return INSTANCE.locationEngine;
   }
-
-  public static MapboxTelemetry obtainTelemetry() {
-    return INSTANCE.telemetry;
-  }
 }

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/AttributionDialogManager.java

@@ -11,7 +11,6 @@
 import android.widget.ArrayAdapter;
 import android.widget.Toast;
 
-import com.mapbox.mapboxsdk.Mapbox;
 import com.mapbox.mapboxsdk.R;
 import com.mapbox.mapboxsdk.attribution.Attribution;
 import com.mapbox.mapboxsdk.attribution.AttributionParser;
@@ -88,7 +87,7 @@ private void showTelemetryDialog() {
     builder.setPositiveButton(R.string.mapbox_attributionTelemetryPositive, new DialogInterface.OnClickListener() {
       @Override
       public void onClick(DialogInterface dialog, int which) {
-        Mapbox.obtainTelemetry().enable();
+        Events.obtainTelemetry().enable();
         dialog.cancel();
       }
     });
@@ -102,7 +101,7 @@ public void onClick(DialogInterface dialog, int which) {
     builder.setNegativeButton(R.string.mapbox_attributionTelemetryNegative, new DialogInterface.OnClickListener() {
       @Override
       public void onClick(DialogInterface dialog, int which) {
-        Mapbox.obtainTelemetry().disable();
+        Events.obtainTelemetry().disable();
         dialog.cancel();
       }
     });

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/Events.java

@@ -0,0 +1,36 @@
+package com.mapbox.mapboxsdk.maps;
+
+
+import com.mapbox.android.telemetry.MapboxTelemetry;
+import com.mapbox.android.telemetry.TelemetryEnabler;
+import com.mapbox.mapboxsdk.BuildConfig;
+import com.mapbox.mapboxsdk.Mapbox;
+
+class Events {
+  static final String TWO_FINGER_TAP = "TwoFingerTap";
+  static final String DOUBLE_TAP = "DoubleTap";
+  static final String SINGLE_TAP = "SingleTap";
+  static final String PAN = "Pan";
+  static final String PINCH = "Pinch";
+  static final String ROTATION = "Rotation";
+  static final String PITCH = "Pitch";
+  private MapboxTelemetry telemetry;
+
+  private Events() {
+    telemetry = new MapboxTelemetry(Mapbox.getApplicationContext(), Mapbox.getAccessToken(),
+      BuildConfig.MAPBOX_EVENTS_USER_AGENT);
+    TelemetryEnabler.State telemetryState = TelemetryEnabler.retrieveTelemetryStateFromPreferences();
+    if (TelemetryEnabler.State.NOT_INITIALIZED.equals(telemetryState)
+      || TelemetryEnabler.State.ENABLED.equals(telemetryState)) {
+      telemetry.enable();
+    }
+  }
+
+  private static class EventsHolder {
+    private static final Events INSTANCE = new Events();
+  }
+
+  static MapboxTelemetry obtainTelemetry() {
+    return EventsHolder.INSTANCE.telemetry;
+  }
+}

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapGestureDetector.java

@@ -21,7 +21,6 @@
 import com.mapbox.android.telemetry.Event;
 import com.mapbox.android.telemetry.MapEventFactory;
 import com.mapbox.android.telemetry.MapState;
-import com.mapbox.mapboxsdk.Mapbox;
 import com.mapbox.mapboxsdk.constants.MapboxConstants;
 import com.mapbox.mapboxsdk.geometry.LatLng;
 import com.mapbox.mapboxsdk.utils.MathUtils;
@@ -189,13 +188,13 @@ boolean onTouchEvent(MotionEvent event) {
           && uiSettings.isZoomGesturesEnabled();
         if (twoTap) {
           // Confirmed 2nd Finger Down
-          MapEventFactory mapEventFactory = new MapEventFactory();
-          LatLng latLng = projection.fromScreenLocation(new PointF(event.getX(), event.getY()));
-          // TODO transform.getZoom() may cause a NullPointerException
-          MapState twoFingerTap = new MapState((float) latLng.getLatitude(), (float) latLng.getLongitude(), (float)
-            transform.getZoom());
-          twoFingerTap.setGesture("TwoFingerTap");
-          Mapbox.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, twoFingerTap));
+          if (isZoomValid(transform)) {
+            MapEventFactory mapEventFactory = new MapEventFactory();
+            LatLng latLng = projection.fromScreenLocation(new PointF(event.getX(), event.getY()));
+            MapState twoFingerTap = new MapState(latLng.getLatitude(), latLng.getLongitude(), transform.getZoom());
+            twoFingerTap.setGesture(Events.TWO_FINGER_TAP);
+            Events.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, twoFingerTap));
+          }
         }
         break;
 
@@ -224,12 +223,12 @@ boolean onTouchEvent(MotionEvent event) {
 
         // Scroll / Pan Has Stopped
         if (scrollGestureOccurred) {
-          MapEventFactory mapEventFactory = new MapEventFactory();
-          LatLng latLng = projection.fromScreenLocation(new PointF(event.getX(), event.getY()));
-          // TODO transform.getZoom() may cause a NullPointerException
-          MapState dragend = new MapState((float) latLng.getLatitude(), (float) latLng.getLongitude(), (float)
-            transform.getZoom());
-          Mapbox.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_DRAGEND, dragend));
+          if (isZoomValid(transform)) {
+            MapEventFactory mapEventFactory = new MapEventFactory();
+            LatLng latLng = projection.fromScreenLocation(new PointF(event.getX(), event.getY()));
+            MapState dragend = new MapState(latLng.getLatitude(), latLng.getLongitude(), transform.getZoom());
+            Events.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_DRAGEND, dragend));
+          }
           scrollGestureOccurred = false;
 
           if (!scaleAnimating && !rotateAnimating) {
@@ -345,13 +344,13 @@ public boolean onDoubleTapEvent(MotionEvent e) {
             // Zoom in on gesture
             transform.zoom(true, new PointF(e.getX(), e.getY()));
           }
-          MapEventFactory mapEventFactory = new MapEventFactory();
-          LatLng latLng = projection.fromScreenLocation(new PointF(e.getX(), e.getY()));
-          // TODO transform.getZoom() may cause a NullPointerException
-          MapState doubleTap = new MapState((float) latLng.getLatitude(), (float) latLng.getLongitude(), (float)
-            transform.getZoom());
-          doubleTap.setGesture("DoubleTap");
-          Mapbox.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, doubleTap));
+          if (isZoomValid(transform)) {
+            MapEventFactory mapEventFactory = new MapEventFactory();
+            LatLng latLng = projection.fromScreenLocation(new PointF(e.getX(), e.getY()));
+            MapState doubleTap = new MapState(latLng.getLatitude(), latLng.getLongitude(), transform.getZoom());
+            doubleTap.setGesture(Events.DOUBLE_TAP);
+            Events.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, doubleTap));
+          }
           break;
       }
 
@@ -379,13 +378,13 @@ public boolean onSingleTapConfirmed(MotionEvent motionEvent) {
         notifyOnMapClickListeners(tapPoint);
       }
 
-      MapEventFactory mapEventFactory = new MapEventFactory();
-      LatLng latLng = projection.fromScreenLocation(new PointF(motionEvent.getX(), motionEvent.getY()));
-      // TODO transform.getZoom() may cause a NullPointerException
-      MapState singleTap = new MapState((float) latLng.getLatitude(), (float) latLng.getLongitude(), (float)
-        transform.getZoom());
-      singleTap.setGesture("SingleTap");
-      Mapbox.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, singleTap));
+      if (isZoomValid(transform)) {
+        MapEventFactory mapEventFactory = new MapEventFactory();
+        LatLng latLng = projection.fromScreenLocation(new PointF(motionEvent.getX(), motionEvent.getY()));
+        MapState singleTap = new MapState(latLng.getLatitude(), latLng.getLongitude(), transform.getZoom());
+        singleTap.setGesture(Events.SINGLE_TAP);
+        Events.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, singleTap));
+      }
 
       return true;
     }
@@ -459,13 +458,13 @@ public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float d
           cameraChangeDispatcher.onCameraMoveStarted(REASON_API_GESTURE);
         }
 
-        MapEventFactory mapEventFactory = new MapEventFactory();
-        LatLng latLng = projection.fromScreenLocation(new PointF(e1.getX(), e1.getY()));
-        // TODO transform.getZoom() may cause a NullPointerException
-        MapState pan = new MapState((float) latLng.getLatitude(), (float) latLng.getLongitude(), (float) transform
-          .getZoom());
-        pan.setGesture("Pan");
-        Mapbox.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, pan));
+        if (isZoomValid(transform)) {
+          MapEventFactory mapEventFactory = new MapEventFactory();
+          LatLng latLng = projection.fromScreenLocation(new PointF(e1.getX(), e1.getY()));
+          MapState pan = new MapState(latLng.getLatitude(), latLng.getLongitude(), transform.getZoom());
+          pan.setGesture(Events.PAN);
+          Events.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, pan));
+        }
       }
 
       // reset tracking if needed
@@ -548,13 +547,13 @@ public boolean onScaleBegin(ScaleGestureDetector detector) {
       recentScaleGestureOccurred = true;
       scalePointBegin = new PointF(detector.getFocusX(), detector.getFocusY());
       scaleBeginTime = detector.getEventTime();
-      MapEventFactory mapEventFactory = new MapEventFactory();
-      LatLng latLng = projection.fromScreenLocation(new PointF(detector.getFocusX(), detector.getFocusY()));
-      // TODO transform.getZoom() may cause a NullPointerException
-      MapState pinch = new MapState((float) latLng.getLatitude(), (float) latLng.getLongitude(), (float) transform
-        .getZoom());
-      pinch.setGesture("Pinch");
-      Mapbox.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, pinch));
+      if (isZoomValid(transform)) {
+        MapEventFactory mapEventFactory = new MapEventFactory();
+        LatLng latLng = projection.fromScreenLocation(new PointF(detector.getFocusX(), detector.getFocusY()));
+        MapState pinch = new MapState(latLng.getLatitude(), latLng.getLongitude(), transform.getZoom());
+        pinch.setGesture(Events.PINCH);
+        Events.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, pinch));
+      }
       return true;
     }
 
@@ -735,13 +734,13 @@ public boolean onRotate(RotateGestureDetector detector) {
       // Also is zoom already started, don't rotate
       float angle = detector.getRotationDegreesDelta();
       if (Math.abs(angle) >= ROTATE_INVOKE_ANGLE) {
-        MapEventFactory mapEventFactory = new MapEventFactory();
-        LatLng latLng = projection.fromScreenLocation(new PointF(detector.getFocusX(), detector.getFocusY()));
-        // TODO transform.getZoom() may cause a NullPointerException
-        MapState rotation = new MapState((float) latLng.getLatitude(), (float) latLng.getLongitude(), (float)
-          transform.getZoom());
-        rotation.setGesture("Rotation");
-        Mapbox.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, rotation));
+        if (isZoomValid(transform)) {
+          MapEventFactory mapEventFactory = new MapEventFactory();
+          LatLng latLng = projection.fromScreenLocation(new PointF(detector.getFocusX(), detector.getFocusY()));
+          MapState rotation = new MapState(latLng.getLatitude(), latLng.getLongitude(), transform.getZoom());
+          rotation.setGesture(Events.ROTATION);
+          Events.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, rotation));
+        }
         started = true;
       }
 
@@ -910,13 +909,13 @@ public boolean onShove(ShoveGestureDetector detector) {
       if (!tiltGestureOccurred && ((totalDelta > 10.0f) || (totalDelta < -10.0f))) {
         tiltGestureOccurred = true;
         beginTime = detector.getEventTime();
-        MapEventFactory mapEventFactory = new MapEventFactory();
-        LatLng latLng = projection.fromScreenLocation(new PointF(detector.getFocusX(), detector.getFocusY()));
-        // TODO transform.getZoom() may cause a NullPointerException
-        MapState pitch = new MapState((float) latLng.getLatitude(), (float) latLng.getLongitude(), (float) transform
-          .getZoom());
-        pitch.setGesture("Pitch");
-        Mapbox.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, pitch));
+        if (isZoomValid(transform)) {
+          MapEventFactory mapEventFactory = new MapEventFactory();
+          LatLng latLng = projection.fromScreenLocation(new PointF(detector.getFocusX(), detector.getFocusY()));
+          MapState pitch = new MapState(latLng.getLatitude(), latLng.getLongitude(), transform.getZoom());
+          pitch.setGesture(Events.PITCH);
+          Events.obtainTelemetry().push(mapEventFactory.createMapGestureEvent(Event.Type.MAP_CLICK, pitch));
+        }
       }
 
       if (!tiltGestureOccurred) {
@@ -981,4 +980,15 @@ void addOnScrollListener(MapboxMap.OnScrollListener onScrollListener) {
   void removeOnScrollListener(MapboxMap.OnScrollListener onScrollListener) {
     onScrollListenerList.remove(onScrollListener);
   }
+
+  private boolean isZoomValid(Transform transform) {
+    if (transform == null) {
+      return false;
+    }
+    double mapZoom = transform.getZoom();
+    if (mapZoom < MapboxConstants.MINIMUM_ZOOM || mapZoom > MapboxConstants.MAXIMUM_ZOOM) {
+      return false;
+    }
+    return true;
+  }
 }

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapView.java

@@ -23,9 +23,11 @@
 import android.widget.ImageView;
 import android.widget.ZoomButtonsController;
 
+import com.mapbox.android.telemetry.AppUserTurnstile;
 import com.mapbox.android.telemetry.Event;
 import com.mapbox.android.telemetry.MapEventFactory;
-import com.mapbox.mapboxsdk.Mapbox;
+import com.mapbox.android.telemetry.MapboxTelemetry;
+import com.mapbox.mapboxsdk.BuildConfig;
 import com.mapbox.mapboxsdk.R;
 import com.mapbox.mapboxsdk.annotations.Annotation;
 import com.mapbox.mapboxsdk.annotations.MarkerViewManager;
@@ -287,9 +289,12 @@ public void onClick(View v) {
   @UiThread
   public void onCreate(@Nullable Bundle savedInstanceState) {
     if (savedInstanceState == null) {
-      // TODO Push AppUserTurnstile event
+      MapboxTelemetry telemetry = Events.obtainTelemetry();
+      AppUserTurnstile turnstileEvent = new AppUserTurnstile(BuildConfig.MAPBOX_SDK_IDENTIFIER,
+        BuildConfig.MAPBOX_VERSION_STRING);
+      telemetry.push(turnstileEvent);
       MapEventFactory mapEventFactory = new MapEventFactory();
-      Mapbox.obtainTelemetry().push(mapEventFactory.createMapLoadEvent(Event.Type.MAP_LOAD));
+      telemetry.push(mapEventFactory.createMapLoadEvent(Event.Type.MAP_LOAD));
     } else if (savedInstanceState.getBoolean(MapboxConstants.STATE_HAS_SAVED_STATE)) {
       this.savedInstanceState = savedInstanceState;
     }