add has_code_in_db

app/helper.py

@@ -249,4 +249,15 @@ def apply_date_filter(queryset, date_filter):
         )
         return queryset.filter(**{f"{field}__gte": start})
 
-    return queryset
+    return queryset
+
+
+@api_view(["GET"]) 
+@permission_classes([AllowAny])
+@csrf_exempt
+def has_code_in_db(request):
+    code = request.GET['code']
+
+    if AllProductsTransport.objects.filter(Q(jihadi_origin=code)|Q(jihadi_destination=code)).exists():
+        return Response('ok',status=200)
+    return Response('not in db',status=404)