add topic list search add drop score

api/topic.py

@@ -16,10 +16,17 @@ class TopicListView(APIView):
         limit = int(request.GET.get('size', 10))
         filters = json.loads(request.GET.get('filter', "{}"))
         sorts_by = list(map(lambda i: int(i), request.GET.getlist('sort_params[]', [3])))
+        drop_score = request.GET.get('drop_score', None)
+
         if user_id:
             filters.update({'user_id': user_id})
         if pictorial_id:
             filters.update({"pictorial_id": int(pictorial_id)})
+        if drop_score is not None:
+            if int(drop_score) == 0:
+                filters.update({'drop_score': int(drop_score)})
+            elif int(drop_score) == 1:
+                filters.update({'drop_score__gt': int(drop_score)})
 
         res = self.rpc['physical/search/business/topic'](
             offset=(page-1) * limit,