shopware 6 如何使用他们的 ID 查询和捕获与订单相关的其他详细信息

分别注入 和 到您的订阅者中。然后使用存储库获取相应的实体。sales_channel.repositoryorder_address.repository

<services>
    <service id="Swag\BasicExample\Subscriber\MySubscriber">
        <argument type="service" id="sales_channel.repository"/>
        <argument type="service" id="order_address.repository"/>
        <tag name="kernel.event_subscriber"/>
    </service>
</services>

<?php declare(strict_types=1);

namespace Swag\BasicExample\Subscriber;

use Shopware\Core\Checkout\Cart\Event\CheckoutOrderPlacedEvent;
use Shopware\Core\Framework\DataAbstractionLayer\EntityRepository;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Criteria;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;

class MySubscriber implements EventSubscriberInterface
{
    public function __construct(
        private readonly EntityRepository $salesChannelRepository,
        private readonly EntityRepository $orderAddressRepository
    ) {
    }

    public static function getSubscribedEvents(): array
    {
        return [
            CheckoutOrderPlacedEvent::class => 'orderPlaced',
        ];
    }

    public function orderPlaced(CheckoutOrderPlacedEvent $event): void
    {
        $salesChannel = $this->salesChannelRepository
            ->search(new Criteria([$event->getOrder()->getSalesChannelId()]), $event->getContext())
            ->first();
        
        $orderBillingAddress = $this->orderAddressRepository
            ->search(new Criteria([$event->getOrder()->getBillingAddressId()]), $event->getContext())
            ->first();
        
        // ...
    }
}