Correct results coloring

server/moodle/mod/livequiz/classes/output/results_page.php

@@ -84,9 +84,20 @@ public function export_for_template(renderer_base $output): stdClass {
         foreach ($data->questions as $qindex => $question) {
             // Get the student's answer for this question.
             foreach ($question->answers as $aindex => $answer) {
+                // Check if the answer is correct.
+                $correct = $data->questions[$qindex]->answers[$aindex]['answercorrect'];
+
                 // Check if the answer was selected by the student.
                 $data->questions[$qindex]->answers[$aindex]['chosen'] =
                     in_array($answer['answerid'], $participationanswerids);
+
+                // Check if the answer is correct and was selected by the student.
+                $data->questions[$qindex]->answers[$aindex]['correct'] =
+                    $data->questions[$qindex]->answers[$aindex]['chosen'] && $correct;
+
+                // Check if the answer is correct and was not selected by the student.
+                $data->questions[$qindex]->answers[$aindex]['correctnotchosen'] =
+                    !$data->questions[$qindex]->answers[$aindex]['chosen'] && $correct;
             }
         }
         return $data;

server/moodle/mod/livequiz/results.php

@@ -37,6 +37,7 @@
 $index = $participationnumber - 1; // Index is 0-based.
 
 $instance = $DB->get_record('livequiz', ['id' => $cm->instance], '*', MUST_EXIST);
+$PAGE->requires->css('/mod/livequiz/style.css'); // Adds styling to the page.
 
 $livequizservice = livequiz_services::get_singleton_service_instance();
 $currentquiz = $livequizservice->get_livequiz_instance($instance->id);