Add saved test result preview

administrator/components/com_testquestions/src/Model/ResultModel.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Model\BaseDatabaseModel;
+
+class ResultModel extends BaseDatabaseModel
+{
+    public function getItem($pk = null)
+    {
+        $id = (int) ($pk ?: Factory::getApplication()->getInput()->getInt('id'));
+        $db = Factory::getContainer()->get('DatabaseDriver');
+        $item = $db->setQuery(
+            $db->getQuery(true)
+                ->select(['r.*', 's.title AS set_title', 'sub.title AS subject_title'])
+                ->from($db->quoteName('#__testquestions_results', 'r'))
+                ->leftJoin($db->quoteName('#__testquestions_sets', 's') . ' ON s.id = r.set_id')
+                ->leftJoin($db->quoteName('#__testquestions_subjects', 'sub') . ' ON sub.id = s.subject_id')
+                ->where('r.id = ' . $id)
+        )->loadObject();
+
+        if (!$item) {
+            return null;
+        }
+
+        $item->answers = json_decode((string) $item->answers, true) ?: [];
+        $ids = array_map('intval', array_keys($item->answers));
+        $item->questions = [];
+
+        if ($ids) {
+            $item->questions = $db->setQuery(
+                $db->getQuery(true)
+                    ->select(['id', 'question_type', 'question', 'answer_a', 'answer_b', 'answer_c', 'answer_d', 'answer_open', 'correct_answer'])
+                    ->from($db->quoteName('#__testquestions_questions'))
+                    ->where('id IN (' . implode(',', $ids) . ')')
+            )->loadObjectList('id');
+        }
+
+        return $item;
+    }
+}

administrator/components/com_testquestions/src/Model/ResultsModel.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\Model;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Model\ListModel;
+
+class ResultsModel extends ListModel
+{
+    protected function populateState($ordering = 'r.created', $direction = 'desc')
+    {
+        parent::populateState($ordering, $direction);
+        $this->setState('filter.search', $this->getUserStateFromRequest($this->context . '.filter.search', 'filter_search', '', 'string'));
+    }
+
+    protected function getListQuery()
+    {
+        $db = Factory::getContainer()->get('DatabaseDriver');
+        $query = $db->getQuery(true)
+            ->select(['r.*', 's.title AS set_title', 'sub.title AS subject_title'])
+            ->from($db->quoteName('#__testquestions_results', 'r'))
+            ->leftJoin($db->quoteName('#__testquestions_sets', 's') . ' ON s.id = r.set_id')
+            ->leftJoin($db->quoteName('#__testquestions_subjects', 'sub') . ' ON sub.id = s.subject_id');
+
+        $search = trim((string) $this->getState('filter.search'));
+        if ($search !== '') {
+            $needle = $db->quote('%' . $db->escape($search, true) . '%', false);
+            $query->where('(r.participant_name LIKE ' . $needle . ' OR s.title LIKE ' . $needle . ')');
+        }
+
+        return $query->order('r.created DESC, r.id DESC');
+    }
+}

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

@@ -57,5 +57,11 @@ class HtmlView extends BaseHtmlView
             'COM_TESTQUESTIONS_SETS',
             'list'
         );
+
+        ToolbarHelper::link(
+            'index.php?option=com_testquestions&view=results',
+            'COM_TESTQUESTIONS_RESULTS',
+            'list'
+        );
     }
 }

administrator/components/com_testquestions/src/View/Result/HtmlView.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\View\Result;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
+use Joomla\CMS\Toolbar\ToolbarHelper;
+
+class HtmlView extends BaseHtmlView
+{
+    protected $item;
+
+    public function display($tpl = null)
+    {
+        $this->item = $this->get('Item');
+
+        if (!$this->item) {
+            throw new \RuntimeException(Text::_('COM_TESTQUESTIONS_RESULT_NOT_FOUND'));
+        }
+
+        ToolbarHelper::title(Text::_('COM_TESTQUESTIONS_RESULT_PREVIEW'));
+        ToolbarHelper::link('index.php?option=com_testquestions&view=results', 'COM_TESTQUESTIONS_RESULTS', 'back');
+
+        return parent::display($tpl);
+    }
+}

administrator/components/com_testquestions/src/View/Results/HtmlView.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Komponent\Component\Testquestions\Administrator\View\Results;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
+use Joomla\CMS\Toolbar\ToolbarHelper;
+
+class HtmlView extends BaseHtmlView
+{
+    protected $items;
+    protected $pagination;
+    protected $state;
+
+    public function display($tpl = null)
+    {
+        $this->items = $this->get('Items');
+        $this->pagination = $this->get('Pagination');
+        $this->state = $this->get('State');
+        ToolbarHelper::title(Text::_('COM_TESTQUESTIONS_RESULTS'));
+        ToolbarHelper::link('index.php?option=com_testquestions&view=sets', 'COM_TESTQUESTIONS_SETS', 'back');
+
+        return parent::display($tpl);
+    }
+}

administrator/components/com_testquestions/src/View/Sets/HtmlView.php

@@ -57,5 +57,10 @@ class HtmlView extends BaseHtmlView
             'COM_TESTQUESTIONS_SUBJECTS',
             'list'
         );
+        ToolbarHelper::link(
+            'index.php?option=com_testquestions&view=results',
+            'COM_TESTQUESTIONS_RESULTS',
+            'list'
+        );
     }
 }