<?php
session_start();
require_once 'database.php';
header('Content-Type: application/json');
$input = json_decode(file_get_contents('php://input'), true);
$chatId = $input['chat_id'] ?? 0;
$newTitle = trim($input['title'] ?? '');
if ($chatId && !empty($newTitle)) {
$db = new ChatDatabase();
$db->renameConversation($chatId, $newTitle);
echo json_encode(['success' => true]);
} else {
echo json_encode(['error' => 'Invalid request']);
}
?>