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1<?php
2namespace Apie\ApieBundle\Wrappers;
3
4use Apie\Common\Interfaces\BoundedContextSelection;
5use Apie\Core\BoundedContext\BoundedContext;
6use Apie\Core\BoundedContext\BoundedContextHashmap;
7use Apie\Core\ContextConstants;
8use Apie\Core\Entities\EntityInterface;
9use ReflectionClass;
10use Symfony\Component\HttpFoundation\RequestStack;
11
12/**
13 * Helper class that returns the current bounded context.
14 */
15final class BoundedContextSelected implements BoundedContextSelection
16{
17    public function __construct(
18        private readonly RequestStack $requestStack,
19        private readonly BoundedContextHashmap $boundedContextHashmap
20    ) {
21    }
22
23    /**
24     * Returns a bounded context from a symfony request if it is available.
25     */
26    public function getBoundedContextFromRequest(): ?BoundedContext
27    {
28        $request = $this->requestStack->getMainRequest();
29        if (!$request) {
30            return null;
31        }
32        if ($request->attributes->has(ContextConstants::BOUNDED_CONTEXT_ID)) {
33            return $this->boundedContextHashmap[$request->attributes->get(ContextConstants::BOUNDED_CONTEXT_ID)];
34        }
35        if ($request->attributes->has(ContextConstants::RESOURCE_NAME)) {
36            return $this->getBoundedContextFromClassName($request->attributes->get(ContextConstants::RESOURCE_NAME));
37        }
38        return null;
39    }
40
41    /**
42     * Returns the boundedcontext linked to an entity class. If the entity is linked to multiple bounded contexts it will return
43     * the first bounded context.
44     *
45     * @param class-string<EntityInterface> $className
46     */
47    public function getBoundedContextFromClassName(string $className): ?BoundedContext
48    {
49        return $this->boundedContextHashmap->getBoundedContextFromClassName(new ReflectionClass($className));
50    }
51}