Merge pull request #370 from City-of-Turku/feature/division-importer-…

…handle-divisions-with-geometry-in-multiple-featuremembers

Feature/division importer handle divisions with geometry in multiple featuremembers

smbackend_turku/importers/divisions.py

@@ -45,6 +45,7 @@ def __init__(self, logger=None, importer=None):
         self.logger = logger
         self.importer = importer
         self.muni_data_path = "data"
+        self.imported_geometries = {}
 
     def _import_division(self, muni, div, type_obj, syncher, parent_dict, feat):
         check_turku_boundary = div.get("check_turku_boundary", True)
@@ -240,10 +241,16 @@ def _import_division(self, muni, div, type_obj, syncher, parent_dict, feat):
         except AdministrativeDivisionGeometry.DoesNotExist:
             geom_obj = AdministrativeDivisionGeometry(division=obj)
 
+        # If the geometry is in multiple featureMembers, combine the geometries
+        if full_id in self.imported_geometries.keys():
+            geom = geom.union(self.imported_geometries[full_id].boundary)
         geom_obj.boundary = geom
         geom_obj.save()
+        self.imported_geometries[full_id] = geom_obj
 
     def _import_one_division_type(self, muni, div):
+        self.imported_geometries = {}
+
         def make_div_id(obj):
             if "parent" in div:
                 return "%s-%s" % (obj.parent.origin_id, obj.origin_id)