From b29fd508c77f90bc41ffd3ad4c3fce3d0cba608e Mon Sep 17 00:00:00 2001
From: Arthur-Milchior <arthur@milchior.fr>
Date: Sun, 20 Jan 2019 15:40:23 +0100
Subject: [PATCH] moveTemplate slightly quicker

When a template is moved, only move the ord of cards whose position
did change.
---
 anki/models.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/anki/models.py b/anki/models.py
index 38e08e1b8..478b371c0 100644
--- a/anki/models.py
+++ b/anki/models.py
@@ -397,7 +397,10 @@ update cards set ord = ord - 1, usn = ?, mod = ?
         # generate change map
         map = []
         for t in m['tmpls']:
-            map.append("when ord = %d then %d" % (oldidxs[id(t)], t['ord']))
+            oldidx = oldidxs[id(t)]
+            newidx = t['ord']
+            if oldidx != newidx:
+                map.append("when ord = %d then %d" % (oldidx, newidx))
         # apply
         self.save(m)
         self.col.db.execute("""