Add child regions

apps/location/transfer_data.py

@@ -1,6 +1,6 @@
 from django.db.models import Q
 
-from transfer.serializers.location import CountrySerializer, RegionSerializer
+from transfer.serializers.location import CountrySerializer, RegionSerializer, CitySerializer
 from transfer.models import Cities
 from pprint import pprint
 
@@ -31,10 +31,33 @@ def transfer_regions():
     else:
         pprint(f"Parent regions serializer errors: {serialized_without_subregion.errors}")
 
+    regions_with_subregion_queryset = Cities.objects. \
+        exclude(Q(subregion_code__isnull=True) |
+                Q(subregion_code="") |
+                Q(region_code__isnull=True) |
+                Q(country_code_2__isnull=True) |
+                Q(region_code="") |
+                Q(country_code_2="")). \
+        values('region_code', 'country_code_2', 'subregion_code').distinct()
+
+    serialized_with_subregion = RegionSerializer(data=list(regions_with_subregion_queryset.values()), many=True)
+    if serialized_with_subregion.is_valid():
+        serialized_with_subregion.save()
+    else:
+        pprint(f"Child regions serializer errors: {serialized_with_subregion.errors}")
+
+
+
+def transfer_cities():
+    pass
+
 
 data_types = {
     "dictionaries": [
         transfer_countries,
+    ],
+    "tmp": [
         transfer_regions,
+        # transfer_cities
     ]
 }

apps/transfer/serializers/location.py

@@ -39,11 +39,20 @@ class RegionSerializer(serializers.ModelSerializer):
         )
 
     def validate(self, data):
-        data['code'] = data.pop('region_code')
+        if "subregion" in data and data["subregion"] is not None:
+            try:
+                parent_region = Region.objects.get(code=data['region_code'])
+            except Exception as e:
+                raise ValueError(f"Parent region error with {data}: {e}")
+            data['parent_region'] = parent_region
+            data['code'] = data.pop('subregion_code')
+
+        else:
+            data['code'] = data.pop('region_code')
         try:
             country = Country.objects.get(code=data['country_code_2'])
         except Exception as e:
-            raise ValueError(f"{data}: {e}")
+            raise ValueError(f"Country error with {data}: {e}")
         data["country"] = country
 
         del (data['country_code_2'])
@@ -58,3 +67,7 @@ class RegionSerializer(serializers.ModelSerializer):
         except Exception as e:
             raise ValueError(f"{validated_data}: {e}")
         return region
+
+
+class CitySerializer(serializers.ModelSerializer):
+    pass