Issue #16 Se crea la entidad en caso que no exista al agregarla a una lista

lists/views.py

@@ -4,8 +4,8 @@ from json.decoder import JSONDecodeError
 from django.http import JsonResponse
 from oauth2_provider.decorators import protected_resource
 
-from lists.forms import ListItemForm, TagForm
-from lists.models import ListItem, Tag
+from lists.forms import ListItemForm, TagForm, EntityForm
+from lists.models import ListItem, Tag, Entity
 from users.models import User
 
 
@@ -124,6 +124,20 @@ def _add_to_list(request, user):
 
     list_item = ListItem(user=user)
 
+    if request_data.get('entity') and Entity.objects.filter(mbid=request_data['entity']).count() == 0:
+        # Entity no existe en la base de datos, se crea
+        data = {
+            'mbid': request_data.get('entity', None),
+            'entity_type': request_data.get('entity_type', None)
+        }
+
+        entity_form = EntityForm(data)
+
+        if not entity_form.is_valid():
+            return JsonResponse({'status': 400, 'error': entity_form.errors.as_json()}, status=400)
+
+        entity_form.save()
+
     form = ListItemForm(request_data, instance=list_item)
 
     if not form.is_valid():