false, 'message' => 'Invalid input']); exit; } $db = DBHandlerSelect::getInstance(); $pdo = $db->getConnection(); $stmt = $pdo->prepare("UPDATE template_mapping SET is_visible_import = ? WHERE id = ? AND template_id = ?"); $result = $stmt->execute([$value, $mapping_id, $template_id]); if ($result) { echo json_encode(['success' => true]); } else { echo json_encode(['success' => false, 'message' => 'Failed to update is_visible_import']); }