Created endpoint to get visits for one specific domain

module/Rest/src/Action/Visit/DomainVisitsAction.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\Rest\Action\Visit;
+
+use Laminas\Diactoros\Response\JsonResponse;
+use Psr\Http\Message\ResponseInterface as Response;
+use Psr\Http\Message\ServerRequestInterface as Request;
+use Shlinkio\Shlink\Common\Paginator\Util\PagerfantaUtilsTrait;
+use Shlinkio\Shlink\Core\Model\VisitsParams;
+use Shlinkio\Shlink\Core\Visit\VisitsStatsHelperInterface;
+use Shlinkio\Shlink\Rest\Action\AbstractRestAction;
+use Shlinkio\Shlink\Rest\Middleware\AuthenticationMiddleware;
+
+class DomainVisitsAction extends AbstractRestAction
+{
+    use PagerfantaUtilsTrait;
+
+    protected const ROUTE_PATH = '/domains/{domain}/visits';
+    protected const ROUTE_ALLOWED_METHODS = [self::METHOD_GET];
+
+    public function __construct(private VisitsStatsHelperInterface $visitsHelper, private string $defaultDomain)
+    {
+    }
+
+    public function handle(Request $request): Response
+    {
+        $domain = $this->resolveDomainParam($request);
+        $params = VisitsParams::fromRawData($request->getQueryParams());
+        $apiKey = AuthenticationMiddleware::apiKeyFromRequest($request);
+        $visits = $this->visitsHelper->visitsForDomain($domain, $params, $apiKey);
+
+        return new JsonResponse([
+            'visits' => $this->serializePaginator($visits),
+        ]);
+    }
+
+    private function resolveDomainParam(Request $request): string
+    {
+        $domainParam = $request->getAttribute('domain', '');
+        if ($domainParam === $this->defaultDomain) {
+            return 'DEFAULT';
+        }
+
+        return $domainParam;
+    }
+}