Initial Joomla test questions component

components/com_testquestions/language/en-GB/com_testquestions.ini

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+COM_TESTQUESTIONS="Pytania testowe"
+COM_TESTQUESTIONS_ENTER_ANSWER="Wpisz odpowiedź"

components/com_testquestions/src/Controller/DisplayController.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Site\Controller;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\Controller\BaseController;
+
+class DisplayController extends BaseController
+{
+    protected $default_view = 'questions';
+}

components/com_testquestions/src/Model/QuestionsModel.php

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+<?php
+
+namespace Komponent\Component\Testquestions\Site\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Model\ListModel;
+
+class QuestionsModel extends ListModel
+{
+    protected function getListQuery()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+        return $db->getQuery(true)
+            ->select(['question_type', 'question', 'answer_a', 'answer_b', 'answer_c', 'answer_d', 'answer_open', 'correct_answer', 'image'])
+            ->from($db->quoteName('#__testquestions_questions'))
+            ->where($db->quoteName('published') . ' = 1')
+            ->order($db->quoteName('ordering') . ' ASC, ' . $db->quoteName('id') . ' ASC');
+    }
+}

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

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+<?php
+
+namespace Komponent\Component\Testquestions\Site\View\Questions;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
+
+class HtmlView extends BaseHtmlView
+{
+    protected $items;
+
+    public function display($tpl = null)
+    {
+        $this->items = $this->get('Items');
+        return parent::display($tpl);
+    }
+}

components/com_testquestions/tmpl/questions/default.php

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+<?php
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+?>
+<div class="com-testquestions">
+    <h1><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS'); ?></h1>
+    <?php foreach ($this->items as $number => $item) : ?>
+        <article class="testquestion mb-4">
+            <h2><?php echo ($number + 1) . '. '; ?><?php echo $item->question; ?></h2>
+            <?php if ($item->image) : ?>
+                <img src="<?php echo htmlspecialchars($item->image, ENT_QUOTES, 'UTF-8'); ?>" alt="" loading="lazy">
+            <?php endif; ?>
+            <?php if ($item->question_type === 'open') : ?>
+                <label for="answer-<?php echo (int) $number; ?>"><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_ENTER_ANSWER'); ?></label>
+                <input type="text" id="answer-<?php echo (int) $number; ?>" name="answers[<?php echo (int) $number; ?>]" class="form-control">
+            <?php else : ?>
+            <ol type="A">
+                <li><?php echo $item->answer_a; ?></li>
+                <li><?php echo $item->answer_b; ?></li>
+                <li><?php echo $item->answer_c; ?></li>
+                <li><?php echo $item->answer_d; ?></li>
+            </ol>
+            <?php endif; ?>
+        </article>
+    <?php endforeach; ?>
+</div>