<?php
/**
 * @package     MokoSuite
 * @subpackage  com_mokosuite
 * @copyright   Copyright (C) 2026 Moko Consulting. All rights reserved.
 * @license     GNU General Public License version 3 or later; see LICENSE
 */

namespace Moko\Component\MokoSuite\Api\Controller;

defined('_JEXEC') or die;

use Joomla\CMS\Factory;
use Joomla\CMS\MVC\Controller\BaseController;

/**
 * Content sync receiver API controller (target side).
 *
 * POST /api/index.php/v1/mokosuite/sync-receive
 *
 * Accepts a JSON payload from a source site and applies the content locally.
 *
 * @since  02.21.00
 */
class SyncReceiveController extends BaseController
{
	public function execute($task = 'syncReceive'): void
	{
		$app = Factory::getApplication();

		if ($app->input->getMethod() !== 'POST')
		{
			$this->sendJson(405, ['error' => 'POST required']);
			return;
		}

		$user = $app->getIdentity();

		if (!$user->authorise('core.manage', 'com_plugins'))
		{
			$this->sendJson(403, ['error' => 'Not authorized']);
			return;
		}

		try
		{
			$payload = json_decode($app->input->json->getRaw(), true);

			if (empty($payload['mokosuite_sync']))
			{
				$this->sendJson(400, ['error' => 'Invalid payload — missing mokosuite_sync version']);
				return;
			}

			$serviceFile = JPATH_PLUGINS . '/task/mokosuitesync/src/Service/ContentSyncReceiver.php';
			require_once $serviceFile;

			$receiver = new \Moko\Plugin\Task\MokoSuiteSync\Service\ContentSyncReceiver();
			$result   = $receiver->receive($payload);

			$this->sendJson(200, $result);
		}
		catch (\Throwable $e)
		{
			$this->sendJson(500, ['error' => 'Sync receive failed', 'message' => $e->getMessage()]);
		}
	}

	private function sendJson(int $code, array $payload): void
	{
		$app = Factory::getApplication();
		$app->setHeader('Content-Type', 'application/json', true);
		$app->setHeader('Status', (string) $code, true);
		echo json_encode($payload, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT);
		$app->close();
	}
}