michaelschiemer/src/Framework/CommandBus/Middleware/PerformanceMonitoringMiddleware.php

<?php

declare(strict_types=1);

namespace App\Framework\CommandBus\Middleware;

use App\Framework\CommandBus\Middleware;
use App\Framework\DI\Container;
use App\Framework\Performance\Contracts\PerformanceCollectorInterface;
use App\Framework\Performance\PerformanceCategory;

final readonly class PerformanceMonitoringMiddleware implements Middleware
{
    public function __construct(
        private Container $container
    ) {
    }

    public function handle(object $command, callable $next): mixed
    {
        // Performance Monitoring ist optional - nur ausführen wenn Collector verfügbar
        if (!$this->container->has(PerformanceCollectorInterface::class)) {
            return $next($command);
        }

        $collector = $this->container->get(PerformanceCollectorInterface::class);
        
        // Prüfe ob Performance Tracking aktiviert ist
        if (!$collector->isEnabled()) {
            return $next($command);
        }

        $commandKey = 'command_' . basename(str_replace('\\', '/', $command::class));

        $collector->startTiming($commandKey, PerformanceCategory::SYSTEM, [
            'command_class' => $command::class,
        ]);

        try {
            $result = $next($command);
            $collector->endTiming($commandKey);
            return $result;
        } catch (\Throwable $e) {
            $collector->endTiming($commandKey);
            throw $e;
        }
    }
}