Adds share feature

src/php/Routing/Api/DataTables/SharedUsersEndpoint.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace GamesShop\Routing\Api\DataTables;
+
+use Doctrine\ORM\EntityManager;
+use GamesShop\Entities\Account\User;
+use GamesShop\Entities\GamesList;
+use GamesShop\Login\LoginHandler;
+use GamesShop\Login\UserPermission;
+use Laminas\Diactoros\Response\JsonResponse;
+use League\Route\Http\Exception\BadRequestException;
+use League\Route\Http\Exception\ForbiddenException;
+use League\Route\Http\Exception\UnauthorizedException;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+
+final class SharedUsersEndpoint
+{
+    public function __construct(
+        private readonly LoginHandler $loginHandler,
+        private readonly EntityManager $entityManager,
+    ) { }
+
+    /**
+     * @throws UnauthorizedException
+     * @throws ForbiddenException
+     */
+    public function __invoke(ServerRequestInterface $request): ResponseInterface
+    {
+        if (!$this->loginHandler->isLoggedIn()) {
+            throw new UnauthorizedException();
+        }
+
+        $user = $this->loginHandler->getCurrentUser();
+        if (!$user->getPermission()->hasLevel(UserPermission::PROVIDER)) {
+            throw new ForbiddenException();
+        }
+
+        $body = $request->getQueryParams();
+        if (!array_key_exists('listid', $body)) {
+            throw new BadRequestException();
+        }
+        
+        $list = $this->entityManager->getRepository(GamesList::class)->findOneBy([ 'owner' => $user, 'id' => $body['listid'] ]);
+        $claimer = $list->getClaimer();
+        
+        return new JsonResponse(
+            [ 'data' => $claimer
+                ->filter(fn ($claimerUser) => $claimerUser !== $user)
+                ->map(
+                    function (User $user) {
+                        
+                        return [
+                            'id' => $user->getId(),
+                            'name' => $user->getName(),
+                            'icon' => $user->getProfilePictureUrl()
+                        ];
+                    }
+                )->toArray() 
+            ]
+        );
+    }
+}