Fix

OLD_CODE/api/get_cart_count.php

@@ -0,0 +1,22 @@
+<?php
+
+session_start();
+require_once __DIR__ . '/../config/database.php';
+
+if (!isset($_SESSION['isLoggedIn']) || $_SESSION['isLoggedIn'] !== true) {
+    echo json_encode(['success' => false, 'cart_count' => 0]);
+    exit();
+}
+
+$user_id = $_SESSION['user_id'] ?? 0;
+$db = Database::getInstance()->getConnection();
+
+try {
+    $stmt = $db->prepare("SELECT SUM(quantity) as total FROM cart WHERE user_id = ?");
+    $stmt->execute([$user_id]);
+    $cart_count = $stmt->fetchColumn() ?: 0;
+
+    echo json_encode(['success' => true, 'cart_count' => $cart_count]);
+} catch (PDOException $e) {
+    echo json_encode(['success' => false, 'cart_count' => 0]);
+}