Add frontend test view for question sets

components/com_testquestions/src/Model/SetModel.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace Komponent\Component\Testquestions\Site\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Model\BaseDatabaseModel;
+
+class SetModel extends BaseDatabaseModel
+{
+    protected function getSetId(): int
+    {
+        $application = Factory::getApplication();
+        $menu = $application->getMenu()->getActive();
+        $menuSetId = $menu ? (int) $menu->getParams()->get('set_id', 0) : 0;
+
+        return $application->getInput()->getInt('set_id', $menuSetId);
+    }
+
+    public function getSet()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+        $setId = $this->getSetId();
+
+        if ($setId < 1) {
+            return null;
+        }
+
+        return $db->setQuery(
+            $db->getQuery(true)
+                ->select(['s.*', 'sub.title AS subject_title'])
+                ->from($db->quoteName('#__testquestions_sets', 's'))
+                ->leftJoin($db->quoteName('#__testquestions_subjects', 'sub') . ' ON sub.id = s.subject_id')
+                ->where('s.id = ' . $setId)
+                ->where('s.published = 1')
+        )->loadObject();
+    }
+
+    public function getItems()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+        $setId = $this->getSetId();
+
+        if ($setId < 1) {
+            return [];
+        }
+
+        return $db->setQuery(
+            $db->getQuery(true)
+                ->select(['q.id', 'q.question_type', 'q.question', 'q.answer_a', 'q.answer_b', 'q.answer_c', 'q.answer_d', 'q.answer_open', 'q.correct_answer', 'q.image'])
+                ->from($db->quoteName('#__testquestions_set_questions', 'sq'))
+                ->innerJoin($db->quoteName('#__testquestions_questions', 'q') . ' ON q.id = sq.question_id')
+                ->where('sq.set_id = ' . $setId)
+                ->where('q.published = 1')
+                ->order('sq.ordering ASC, q.id ASC')
+        )->loadObjectList();
+    }
+}

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

@@ -0,0 +1,67 @@
+<?php
+
+namespace Komponent\Component\Testquestions\Site\View\Set;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
+
+class HtmlView extends BaseHtmlView
+{
+    protected $set;
+    protected $items;
+    protected $results;
+
+    public function display($tpl = null)
+    {
+        $this->set = $this->get('Set');
+        $this->items = $this->get('Items');
+        $this->results = $this->buildResults($this->items);
+
+        return parent::display($tpl);
+    }
+
+    protected function buildResults(array $items)
+    {
+        $input = Factory::getApplication()->getInput();
+
+        if ($input->getCmd('task') !== 'check' || $input->getMethod() !== 'POST') {
+            return null;
+        }
+
+        $answers = (array) $input->post->get('answers', [], 'array');
+        $results = [];
+        $correct = 0;
+
+        foreach ($items as $item) {
+            $selected = isset($answers[$item->id]) ? trim((string) $answers[$item->id]) : '';
+            $isCorrect = false;
+
+            if ($item->question_type === 'open') {
+                $patterns = preg_split('/\s*\|\s*/', (string) $item->answer_open, -1, PREG_SPLIT_NO_EMPTY);
+                foreach ($patterns as $pattern) {
+                    if (mb_strtolower(trim($pattern), 'UTF-8') === mb_strtolower($selected, 'UTF-8')) {
+                        $isCorrect = true;
+                        break;
+                    }
+                }
+            } else {
+                $isCorrect = (string) $item->correct_answer === $selected;
+            }
+
+            if ($isCorrect) {
+                $correct++;
+            }
+
+            $results[$item->id] = ['selected' => $selected, 'correct' => $isCorrect];
+        }
+
+        return [
+            'items' => $results,
+            'correct' => $correct,
+            'total' => count($items),
+            'percentage' => count($items) ? round(($correct / count($items)) * 100, 2) : 0,
+        ];
+    }
+}