From f6ddcd81df241237d202fafb988bb273186a09cd Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Sat, 15 Feb 2020 17:48:35 +1000
Subject: [PATCH] fix sync deauth

---
 pylib/anki/media.py   | 3 +++
 qt/aqt/preferences.py | 9 ++++++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/pylib/anki/media.py b/pylib/anki/media.py
index c19a9831b..b0e4bb224 100644
--- a/pylib/anki/media.py
+++ b/pylib/anki/media.py
@@ -79,6 +79,9 @@ class MediaManager:
     def dir(self) -> Any:
         return self._dir
 
+    def force_resync(self) -> None:
+        os.unlink(media_paths_from_col_path(self.col.path)[1])
+
     # File manipulation
     ##########################################################################
 
diff --git a/qt/aqt/preferences.py b/qt/aqt/preferences.py
index 7d964f746..8da87aa7b 100644
--- a/qt/aqt/preferences.py
+++ b/qt/aqt/preferences.py
@@ -10,7 +10,7 @@ import aqt
 from anki.lang import _
 from aqt import AnkiQt
 from aqt.qt import *
-from aqt.utils import askUser, openHelp, showInfo
+from aqt.utils import askUser, openHelp, showInfo, showWarning
 
 
 class Preferences(QDialog):
@@ -196,9 +196,12 @@ Not currently enabled; click the sync button in the main window to enable."""
             )
         )
 
-    def onSyncDeauth(self):
+    def onSyncDeauth(self) -> None:
+        if self.mw.media_syncer.is_syncing():
+            showWarning("Can't log out while sync in progress.")
+            return
         self.prof["syncKey"] = None
-        self.mw.col.media.forceResync()
+        self.mw.col.media.force_resync()
         self._hideAuth()
 
     def updateNetwork(self):