somewhat functional notes table (needs improvement)

Model/NotesModel.php

@@ -5,15 +5,12 @@ use ppa\Model\ParticipantModel;
 
 class NotesModel extends Database
 {
-    public function selectNotes()
+    public function selectNotesForUser($userid, $sortBy = 'updated_at', $sortOrder = 'DESC')
     {
-        $sortBy = 'updated_at';
-        $sortOrder = 'DESC';
-
-        $sql = "SELECT id, title, content, created_at, updated_at 
-                    FROM notes 
-                    WHERE user_id = 2 
-                    ORDER BY updated_at DESC";
+        $sql = "SELECT n.*, u.username AS owner_username 
+            FROM notes n 
+            JOIN users u ON n.user_id = u.id 
+            ORDER BY {$sortBy} {$sortOrder}";
 
         $pdo = $this->linkDB();