server: less boring output for very successful maps

(actually i feel like there should be an easteregg or sth for maps that
really pass everything, but i can't think of something fitting)

server/HtmlOrphans.hs

@@ -131,6 +131,11 @@ badge level = span_ [class_ badgetype]
             Error      -> "badge badge-danger"
             Fatal      -> "badge badge-danger"
 
+-- | pseudo-level badge when we don't even have an info lint
+-- (rare, but it does happen!)
+badgeHurray :: Monad m => HtmlT m() -> HtmlT m ()
+badgeHurray = span_ [class_ "badge badge-success"]
+
 -- | Lint Levels directly render into badges
 instance ToHtml Level where
   toHtml level = do badge level (show level); " "
@@ -216,14 +221,17 @@ instance ToHtml (Org True, RemoteRef, DirResult a) where
       h2_ "Maps"
       flip M.foldMapWithKey dirresultMaps $ \name MapResult { .. } -> do
         h3_ (toHtml name)
-        ul_ $ forM_ mapresultGeneral $ \lint ->
-          li_ (toHtml lint)
-        unless (null mapresultLayer) $ do
-          h4_ "Layers"
-          ul_ (listMapWithKey mapresultLayer)
-        unless (null mapresultTileset) $ do
-          h4_ "Tilesets"
-          ul_ (listMapWithKey mapresultTileset)
+        if null mapresultGeneral && null mapresultLayer && null mapresultTileset
+        then ul_ $ li_ $ badgeHurray "All good!"
+        else do
+          ul_ $ forM_ mapresultGeneral $ \lint ->
+            li_ (toHtml lint)
+          unless (null mapresultLayer) $ do
+            h4_ "Layers"
+            ul_ (listMapWithKey mapresultLayer)
+          unless (null mapresultTileset) $ do
+            h4_ "Tilesets"
+            ul_ (listMapWithKey mapresultTileset)
 
     where
       maxlevel = maximumLintLevel res