add get_number_of_visible_facades

building_dao/building_generic.py

@@ -111,6 +111,16 @@ class BuildingGeneric:
         )
 
     # ----------------- Facade level ---------------------
+    def get_number_of_visible_facades(self):
+        """Determine the number of visible facades in building"""
+
+        number_of_visible_facades = 0
+        for facade in self._building["facade"]:
+            for _ in facade["visible_facades"]:
+                number_of_visible_facades = number_of_visible_facades + 1
+
+        return number_of_visible_facades
+
     def get_facade_image_by_name(self, facade_id: str, image_name: str) -> str:
         """Get facade image from Hbase"""