update list of other repos when adding one

This way, once it switches to the new repo, the user can switch back to the
old one, and its menu will allow switching to the new again.

However, if there are multiple repos, the others don't yet learn about the
new repo.

Assistant/WebApp.hs

@@ -25,9 +25,7 @@ inFirstRun = isNothing . relDir <$> getYesod
 
 newWebAppState :: IO (TMVar WebAppState)
 newWebAppState = do
-	cwd <- getCurrentDirectory
-	otherrepos <- filter (\p -> not (snd p `dirContains` cwd))
-		<$> listRepos
+	otherrepos <- listOtherRepos
 	atomically $ newTMVar $ WebAppState
 		{ showIntro = True
 		, otherRepos = otherrepos }
@@ -108,9 +106,11 @@ controlMenu = do
 	repolist <- lift $ otherRepos <$> getWebAppState
 	$(widgetFile "controlmenu")
 
-listRepos :: IO [(String, String)]
-listRepos = do
+listOtherRepos :: IO [(String, String)]
+listOtherRepos = do
 	f <- autoStartFile
-	dirs <- nub <$> ifM (doesFileExist f) ( lines <$> readFile f, return [])
+	cwd <- getCurrentDirectory
+	dirs <- filter (\d -> not $ d `dirContains` cwd) . nub 
+		<$> ifM (doesFileExist f) ( lines <$> readFile f, return [])
 	names <- mapM relHome dirs
 	return $ sort $ zip names dirs

Assistant/WebApp/Configurators/Local.hs

@@ -148,6 +148,8 @@ getNewRepositoryR = page "Add another repository" (Just Configuration) $ do
 			u <- liftIO $ initRepo True path Nothing
 			runAnnex () $ setStandardGroup u ClientGroup
 			liftIO $ addAutoStart path
+			otherrepos <- liftIO $ listOtherRepos
+			modifyWebAppState $ \s -> s { otherRepos = otherrepos }
 			redirect $ SwitchToRepositoryR path
 		_ -> $(widgetFile "configurators/newrepository")