Match set frontend to exam view

components/com_testquestions/src/Model/SetModel.php

@@ -56,4 +56,18 @@ class SetModel extends BaseDatabaseModel
                 ->order('sq.ordering ASC, q.id ASC')
         )->loadObjectList();
     }
+
+    public function getSets()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+
+        return $db->setQuery(
+            $db->getQuery(true)
+                ->select(['s.id', 's.title', 'sub.title AS subject_title'])
+                ->from($db->quoteName('#__testquestions_sets', 's'))
+                ->leftJoin($db->quoteName('#__testquestions_subjects', 'sub') . ' ON sub.id = s.subject_id')
+                ->where('s.published = 1')
+                ->order('sub.title ASC, s.title ASC')
+        )->loadObjectList();
+    }
 }

components/com_testquestions/src/View/Set/HtmlView.php

@@ -11,12 +11,18 @@ class HtmlView extends BaseHtmlView
 {
     protected $set;
     protected $items;
+    protected $sets;
     protected $results;
 
     public function display($tpl = null)
     {
+        $this->getDocument()->getWebAssetManager()->registerAndUseStyle(
+            'com_testquestions.exam',
+            'media/com_testquestions/egzamin.css'
+        );
         $this->set = $this->get('Set');
         $this->items = $this->get('Items');
+        $this->sets = $this->get('Sets');
         $this->results = $this->buildResults($this->items);
 
         return parent::display($tpl);