Fix android inconsistency

Author: jevakallio

lib/getCurrentOrientation.js

@@ -12,6 +12,16 @@ const updateCurrentOrientation = (orientation: string): void => {
   _currentOrientation = orientation === 'PORTRAIT' ? 'portrait' : 'landscape';
 };
 
-Orientation.getOrientation(updateCurrentOrientation);
+Orientation.getOrientation((orientation) => {
+  // workaround for API inconsistency
+  // https://github.com/walmartlabs/react-native-orientation-listener/issues/10
+  if (typeof orientation === 'object' && 'orientation' in orientation) {
+    updateCurrentOrientation(orientation.orientation);
+  } else {
+    updateCurrentOrientation(orientation);
+  }
+});
 
-Orientation.addListener(({ orientation }) => updateCurrentOrientation(orientation));
+Orientation.addListener(({ orientation }) => {
+  updateCurrentOrientation(orientation);
+});