[android] push a new mapofflineevent upon region creation (#12544)

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

@@ -1,5 +1,7 @@
 package com.mapbox.mapboxsdk.maps;
 
+import com.mapbox.mapboxsdk.offline.OfflineRegionDefinition;
+
 /**
  * Definition of TelemetryImpl collection
  */
@@ -37,4 +39,11 @@ public interface TelemetryDefinition {
    * @return true if rotation session id was updated
    */
   boolean setSessionIdRotationInterval(int interval);
+
+  /**
+   * Register an end-user offline download event.
+   *
+   * @param offlineDefinition the offline region definition
+   */
+  void onCreateOfflineRegion(OfflineRegionDefinition offlineDefinition);
 }

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/module/telemetry/TelemetryImpl.java

@@ -13,6 +13,9 @@ import com.mapbox.mapboxsdk.MapStrictMode;
 import com.mapbox.mapboxsdk.Mapbox;
 import com.mapbox.mapboxsdk.log.Logger;
 import com.mapbox.mapboxsdk.maps.TelemetryDefinition;
+import com.mapbox.mapboxsdk.offline.OfflineGeometryRegionDefinition;
+import com.mapbox.mapboxsdk.offline.OfflineRegionDefinition;
+import com.mapbox.mapboxsdk.offline.OfflineTilePyramidRegionDefinition;
 
 import java.lang.reflect.Field;
 
@@ -109,6 +112,26 @@ public class TelemetryImpl implements TelemetryDefinition {
     return telemetry.updateSessionIdRotationInterval(new SessionInterval(interval));
   }
 
+  @Override
+  public void onCreateOfflineRegion(OfflineRegionDefinition offlineDefinition) {
+    MapEventFactory mapEventFactory = new MapEventFactory();
+
+    Event mapOfflineEvent;
+    if (offlineDefinition instanceof OfflineTilePyramidRegionDefinition) {
+      OfflineTilePyramidRegionDefinition tileDefinition =
+        (OfflineTilePyramidRegionDefinition)offlineDefinition;
+      mapOfflineEvent = mapEventFactory.buildMapOfflineEvent(
+        tileDefinition.getMinZoom(), tileDefinition.getMaxZoom(), "bounds",
+        new String[]{tileDefinition.getStyleURL()});
+    } else {
+      OfflineGeometryRegionDefinition geometryDefinition =
+        (OfflineGeometryRegionDefinition) offlineDefinition;
+      mapOfflineEvent = mapEventFactory.buildMapOfflineEvent(
+        geometryDefinition.getMinZoom(), geometryDefinition.getMaxZoom(), geometryDefinition.getGeometry().type(),
+        new String[]{geometryDefinition.getStyleURL()});
+    }
+  }
+
   /**
    * Set the debug logging state of telemetry.
    *

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/offline/OfflineManager.java

@@ -10,9 +10,11 @@ import android.support.annotation.NonNull;
 
 import com.mapbox.mapboxsdk.LibraryLoader;
 import com.mapbox.mapboxsdk.MapStrictMode;
+import com.mapbox.mapboxsdk.Mapbox;
 import com.mapbox.mapboxsdk.R;
 import com.mapbox.mapboxsdk.geometry.LatLngBounds;
 import com.mapbox.mapboxsdk.log.Logger;
+import com.mapbox.mapboxsdk.maps.TelemetryDefinition;
 import com.mapbox.mapboxsdk.net.ConnectivityReceiver;
 import com.mapbox.mapboxsdk.storage.FileSource;
 import com.mapbox.mapboxsdk.utils.FileUtils;
@@ -415,6 +417,12 @@ public class OfflineManager {
         });
       }
     });
+
+    TelemetryDefinition telemetry = Mapbox.getTelemetry();
+    if (telemetry != null) {
+      LatLngBounds bounds = definition.getBounds();
+      telemetry.onCreateOfflineRegion(definition);
+    }
   }
 
   /**