prepare("SELECT * FROM users WHERE username = ?"); $stmt->execute([$username]); $user = $stmt->fetch(); if ($user && password_verify($password, $user['password_hash'])) { $_SESSION['user_id'] = $user['id']; $_SESSION['dealer_id'] = $user['dealer_id']; $_SESSION['is_admin'] = $user['is_admin']; header('Location: index.php'); exit; } else { $error = 'Invalid username or password.'; } } } ?>

Dealer Login