Add two-step set test start form

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

@@ -13,6 +13,7 @@ class HtmlView extends BaseHtmlView
     protected $items;
     protected $sets;
     protected $results;
+    protected $started;
 
     public function display($tpl = null)
     {
@@ -23,6 +24,10 @@ class HtmlView extends BaseHtmlView
         $this->set = $this->get('Set');
         $this->items = $this->get('Items');
         $this->sets = $this->get('Sets');
+        $input = Factory::getApplication()->getInput();
+        $this->started = $input->getMethod() === 'POST'
+            && $input->post->getString('participant_name', '') !== ''
+            && $input->post->getInt('set_id', 0) > 0;
         $this->results = $this->buildResults($this->items);
 
         return parent::display($tpl);