<?php
namespace JVBase\rest\routes;

use JVBase\registrar\Registrar;
use JVBase\rest\PermissionHandler;
use JVBase\rest\Rest;
use JVBase\managers\Cache;
use JVBase\meta\Meta;
use JVBase\rest\Route;
use WP_REST_Request;
use WP_REST_Response;
use WP_Error;

if (!defined('ABSPATH')) {
	exit; // Exit if accessed directly
}

class OptionsRoutes extends Rest
{

	public function __construct()
	{
		parent::__construct();
		add_filter(BASE.'handle_bulk_operation', [$this, 'processOperation'], 10, 3);
	}

	public function registerRoutes():void
	{
		Route::for('options')
			->post([$this, 'saveOptions'])
			->auth(PermissionHandler::combine(['user', ['actionNonce' => 'dash-']]))
			->rateLimit(3)
			->args([
				'user'	=> 'int|required',
				'id'	=> 'string|required',
			])
			->register();
	}

	public function saveOptions(WP_REST_Request $request):WP_REST_Response
	{
		$data = $request->get_params();
		$user = $data['user'];
		if ($user && !user_can($user, 'manage_options')) {
			return $this->error('User Cannot modify options');
		}
		unset($data['user']);
		$operationID = $data['id'];
		unset($data['id']);

		JVB()->queue()->queueOperation(
			'update_options',
			$user,
			$data,
			[
				'operation_id' 	=>$operationID,
				'priority'      => 'high',
			]
		);

		return $this->queued($operationID);
	}


	/**
	 * @param WP_Error|array $result
	 * @param object $operation
	 * @param array $data
	 *
	 * @return WP_Error|array
	 */
	public function processOperation(WP_Error|array $result, object $operation, array $data):array|WP_Error
	{
		if ($operation->type != 'update_options') {
			return $result;
		}

		error_log('Saving changes: '.print_r($data, true));
		$results = [
			'errors'	=> [],
			'success'	=> []
		];

		$meta = Meta::forOptions('options');
		$fields = Registrar::getFieldsFor('options');

		$allowedFields = array_filter($data,
		function ($key) use ($fields) {
			return array_key_exists($key, $fields);
		}, ARRAY_FILTER_USE_KEY);
		error_log('Setting fields: '.print_r($allowedFields, true));
		$results = $meta->setAll($allowedFields);
//		foreach ($data as $field => $value) {
//			if (array_key_exists($field, $fields)) {
//				$success = $meta->updateValue($field, $value);
//				if ($success) {
//					$results['success'][] = $field;
//				} else {
//					$results['errors'][] = $field;
//				}
//			}
//		}

		do_action('jvbOptionsRoute', $data);

		$cache = Cache::for('options', 1800);
		$cache->flush();
		return [
			'success'	=> true,
			'result'	=> $results
		];
	}
}