add uploaded files to edit, note details, welcome page

Model/NotesModel.php

@@ -94,6 +94,11 @@ class NotesModel extends Database
                 $params = [trim($title), $content, $noteId, $userId];
             }
             $stmt->execute($params);
+
+            $uploadResult = $this->uploadFiles($noteId);
+            if (!$uploadResult['success']) {
+                return $uploadResult;
+            }
     
             if ($stmt->rowCount() > 0) {
                 return ['success' => true, 'message' => 'Note updated successfully.'];
@@ -148,6 +153,19 @@ class NotesModel extends Database
         }
     }
 
+    function getFileCount() {
+        $pdo = $this->linkDB();
+        if (!$pdo) return 0;
+        try {
+            $stmt = $pdo->prepare("SELECT COUNT(*) FROM files");
+            $stmt->execute();
+            return $stmt->fetchColumn();
+        } catch (PDOException $e) {
+            error_log("Get Files Count Error: " . $e->getMessage());
+            return 0;
+        }
+    }
+
     function getNoteCount() {
         $pdo = $this->linkDB();
         if (!$pdo) return 0;