Hide FilterUI by default

src/Handler/Course.hs

@@ -179,7 +179,7 @@ makeCourseTable whereClause colChoices psValidator = do
       [ Map.singleton "search" . maybeToList <$> aopt textField (fslI MsgCourseFilterSearch) (Just <$> listToMaybe =<< Map.lookup "search" =<< mPrev)
       , Map.singleton "registered" . fmap toPathPiece . maybeToList <$> aopt boolField (fslI MsgCourseFilterRegistered) (Just <$> fromPathPiece =<< listToMaybe =<< Map.lookup "registered" =<< mPrev)
       ]
-    , dbtStyle = def
+    , dbtStyle = def { dbsFilterLayout = defaultDBSFilterLayout }
     , dbtParams = def
     , dbtIdent = "courses" :: Text
     }

src/Handler/Utils/Table/Pagination.hs

@@ -6,7 +6,7 @@ module Handler.Utils.Table.Pagination
   , pattern SortAscBy, pattern SortDescBy
   , FilterColumn(..), IsFilterColumn
   , DBRow(..), _dbrOutput, _dbrIndex, _dbrCount
-  , DBStyle(..), DBEmptyStyle(..)
+  , DBStyle(..), defaultDBSFilterLayout, DBEmptyStyle(..)
   , DBTable(..), IsDBTable(..), DBCell(..)
   , DBParams(..)
   , cellAttrs, cellContents
@@ -316,7 +316,7 @@ data DBStyle = DBStyle
   { dbsEmptyStyle :: DBEmptyStyle
   , dbsEmptyMessage :: UniWorXMessage
   , dbsAttrs :: [(Text, Text)]
-  , dbsLayoutFilter :: Widget -- ^ Filter UI
+  , dbsFilterLayout :: Widget -- ^ Filter UI
                     -> Enctype
                     -> Text -- ^ Filter action (target uri)
                     -> Widget -- ^ Table
@@ -328,9 +328,21 @@ instance Default DBStyle where
     { dbsEmptyStyle = def
     , dbsEmptyMessage = MsgNoTableContent
     , dbsAttrs = [ ("class", "table table--striped table--hover table--sortable") ]
-    , dbsLayoutFilter = \filterWgdt filterEnctype filterAction scrolltable -> $(widgetFile "table/layout-filter-default")
+    , dbsFilterLayout = \_filterWgdt _filterEnctype _filterAction scrolltable ->
+        [whamlet|
+          $newline never
+          <!-- No Filter UI -->
+          ^{scrolltable}
+        |]
     }
 
+defaultDBSFilterLayout :: Widget -- ^ Filter UI
+                       -> Enctype
+                       -> Text -- ^ Filter action (target uri)
+                       -> Widget -- ^ Table
+                       -> Widget
+defaultDBSFilterLayout filterWgdt filterEnctype filterAction scrolltable = $(widgetFile "table/layout-filter-default")
+
 data DBTable m x = forall a r r' h i t k k'.
   ( ToSortable h, Functor h
   , E.SqlSelect a r, SqlIn k k', ToJSON k', FromJSON k', Eq k'
@@ -677,7 +689,7 @@ dbTable PSValidator{..} dbtable@DBTable{ dbtIdent = dbtIdent'@(toPathPiece -> db
 
       return $(widgetFile "table/layout")
 
-  bool (dbHandler (Proxy @m) (Proxy @x) $ (\table -> $(widgetFile "table/layout-wrapper")) . dbsLayoutFilter filterWdgt filterEnc rawAction) (sendResponse <=< tblLayout . dbsLayoutFilter filterWdgt filterEnc rawAction <=< dbWidget (Proxy @m) (Proxy @x)) psShortcircuit <=< runDBTable dbtable paginationInput currentKeys . fmap swap $ runWriterT table'
+  bool (dbHandler (Proxy @m) (Proxy @x) $ (\table -> $(widgetFile "table/layout-wrapper")) . dbsFilterLayout filterWdgt filterEnc rawAction) (sendResponse <=< tblLayout . dbsFilterLayout filterWdgt filterEnc rawAction <=< dbWidget (Proxy @m) (Proxy @x)) psShortcircuit <=< runDBTable dbtable paginationInput currentKeys . fmap swap $ runWriterT table'
   where
     tblLayout :: forall m'. (MonadHandler m', HandlerSite m' ~ UniWorX) => Widget -> m' Html
     tblLayout tbl' = do