skudeferredcalculations.php

См. документацию.

<?php
 
namespace Bitrix\Catalog\Controller\Product;
 
use Bitrix\Catalog\Product\Sku;
use Bitrix\Main\Application;
use Bitrix\Main\Engine\Action;
use Closure;

trait SkuDeferredCalculations
{
    private static bool $isBackgroundJobAdded = false;
 
    protected function isActionWithDefferedCalculation(Action $action): bool
    {
        $actions = [
            'add',
            'update',
            'delete',
        ];
 
        return in_array($action->getName(), $actions, true);
    }

    final protected function processBeforeDeferredCalculationAction(): void
    {
        Sku::enableDeferredCalculation();
    }

    final protected function processAfterDeferredCalculationAction(): void
    {
        Sku::disableDeferredCalculation();
        self::addBackgroundJob();
    }
 
    private static function addBackgroundJob(): void
    {
        if (self::$isBackgroundJobAdded)
        {
            return;
        }
        self::$isBackgroundJobAdded = true;
 
        $callback = Closure::fromCallable([
            Sku::class,
            'calculate'
        ]);
 
        Application::getInstance()->addBackgroundJob($callback);
    }
}