gestione categorie interne & fix

site/src/Model/CircolareModel.php

@@ -3,31 +3,75 @@ namespace Pcrt\Component\Circolari\Site\Model;
 
 \defined('_JEXEC') or die;
 
-use Joomla\CMS\Factory;
 use Joomla\CMS\MVC\Model\ItemModel;
+use Joomla\CMS\Factory;
 
 class CircolareModel extends ItemModel
 {
-    protected function populateState(): void
+    protected function populateState()
     {
         $app = Factory::getApplication();
-        $this->setState('circolare.id', (int) $app->input->getInt('id'));
+        $id  = $app->input->getInt('id', 0);
+        $this->setState('circolare.id', $id);
+
+        $categoria_id = $app->input->getInt('categoria_id', 0);
+        $this->setState('filter.categoria_id', $categoria_id);
         parent::populateState();
     }
 
     public function getItem($pk = null)
     {
-        $pk = $pk ?: (int) $this->getState('circolare.id');
-        if (!$pk) return null;
+        $pk = (int) ($pk ?: $this->getState('circolare.id'));
 
-        $db = Factory::getContainer()->get('DatabaseDriver');
+        if ($pk <= 0) {
+            return null;
+        }
+
+        $db = $this->getDatabase();
         $q  = $db->getQuery(true)
-            ->select('*')
-            ->from($db->quoteName('#__circolari'))
-            ->where($db->quoteName('id') . ' = ' . (int) $pk)
-            ->where($db->quoteName('state') . ' = 1');
-        $db->setQuery($q);
+            ->select('c.*')                           // <<< evita errori di colonne
+            ->from($db->quoteName('#__circolari') . ' AS c')
+            ->where('c.id = ' . (int) $pk);
 
-        return $db->loadObject();
+        // Se esistono le colonne, applica filtri
+        $cols = array_change_key_case(
+            $db->getTableColumns($db->replacePrefix('#__circolari'), false),
+            CASE_LOWER
+        );
+
+        // categoria_id (se impostato e colonna esiste)
+        $categoria_id = (int) $this->getState('filter.categoria_id', 0);
+        if ($categoria_id > 0 && isset($cols['categoria_id'])) {
+            $q->where('c.categoria_id = ' . $categoria_id);
+        }
+
+        // stato (se colonna esiste)
+        if (isset($cols['state'])) {
+            $q->where('COALESCE(c.state, 1) = 1');
+        }
+
+        $db->setQuery($q);
+        $row = $db->loadObject();
+
+        return $row ?: null;
     }
 }
+
+
+/**
+ * Incrementa gli hits della circolare.
+ */
+public function hit($pk = null)
+{
+    $pk = $pk ?: (int) $this->getState($this->getName() . '.id');
+    if (!$pk) {
+        return false;
+    }
+    $db = $this->getDatabase();
+    $query = $db->getQuery(true)
+        ->update($db->quoteName('#__circolari'))
+        ->set($db->quoteName('hits') . ' = ' . $db->quoteName('hits') . ' + 1')
+        ->where($db->quoteName('id') . ' = ' . (int)$pk);
+    $db->setQuery($query)->execute();
+    return true;
+}