<?php
header('Content-Type: application/json');
require_once __DIR__ . '/../db/config.php';

if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
    echo json_encode(['success' => false, 'message' => 'Invalid request method']);
    exit;
}

$id = $_POST['id'] ?? null;
$completed = $_POST['completed'] ?? 0;

if (!$id) {
    echo json_encode(['success' => false, 'message' => 'Missing ID']);
    exit;
}

try {
    $stmt = db()->prepare("UPDATE onboarding_tasks SET is_completed = ?, updated_at = NOW() WHERE id = ?");
    $result = $stmt->execute([(int)$completed, (int)$id]);
    echo json_encode(['success' => true]);
} catch (PDOException $e) {
    echo json_encode(['success' => false, 'message' => $e->getMessage()]);
}