From 203ccbcc954a601931d2ab5a7522c89d5e2afd8c Mon Sep 17 00:00:00 2001
From: zsloan
Date: Thu, 16 Apr 2020 12:25:17 -0500
Subject: Made change that causes new traits to be at the top of a collection +
 prevents duplicates

---
 wqflask/wqflask/user_session.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'wqflask')

diff --git a/wqflask/wqflask/user_session.py b/wqflask/wqflask/user_session.py
index 53a43c40..71572c03 100644
--- a/wqflask/wqflask/user_session.py
+++ b/wqflask/wqflask/user_session.py
@@ -199,7 +199,8 @@ class UserSession(object):
         this_collection = self.get_collection_by_id(collection_id)
 
         updated_collection = this_collection
-        updated_traits = this_collection['members'] + traits_to_add
+        current_members_minus_new = [member for member in this_collection['members'] if member not in traits_to_add]
+        updated_traits = traits_to_add + current_members_minus_new
 
         updated_collection['members'] = updated_traits
         updated_collection['num_members'] = len(updated_traits)
-- 
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