feat: custom hx redirect class

src/Htmx/HxRedirectResponse.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Htmx;
+
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+ * Response that triggers a full page navigation in HTMX.
+ *
+ * Returns a 200 status with the HX-Redirect header, causing HTMX to perform
+ * a client-side redirect instead of swapping content. Useful when redirecting
+ * between different layouts (e.g., frontend to admin area).
+ */
+class HxRedirectResponse extends Response
+{
+    public function __construct(string $url)
+    {
+        parent::__construct('', Response::HTTP_OK, ['HX-Redirect' => $url]);
+    }
+}

src/Htmx/HxTrait.php

@@ -58,10 +58,7 @@ trait HxTrait
     protected function htmxRedirect(Request $request, string $url): Response
     {
         if ($request->headers->has('HX-Request')) {
-            $response = new Response('', Response::HTTP_OK);
-            $response->headers->set('HX-Redirect', $url);
-
-            return $response;
+            return new HxRedirectResponse($url);
         }
 
         return $this->redirect($url);

src/Security/BpnAuthenticator.php

@@ -8,6 +8,7 @@ use App\BusProNet\ApiClient;
 use App\BusProNet\Exception\ApiClientException;
 use App\BusProNet\Model\PersonalData;
 use App\Entity\User;
+use App\Htmx\HxRedirectResponse;
 use Doctrine\ORM\EntityManagerInterface;
 use Psr\Log\LoggerInterface;
 use Symfony\Component\HttpFoundation\RedirectResponse;
@@ -119,10 +120,15 @@ class BpnAuthenticator extends AbstractLoginFormAuthenticator implements Authent
             'email' => $token->getUserIdentifier(),
         ]);
 
-        if ($targetPath = $this->getTargetPath($request->getSession(), $firewallName)) {
-            return new RedirectResponse($targetPath);
+        $targetPath = $this->getTargetPath($request->getSession(), $firewallName)
+            ?? $this->urlGenerator->generate('app_account');
+
+        // When redirecting to admin from an HTMX request, force a full page navigation
+        // to avoid layout issues between frontend (hx-boost) and EasyAdmin
+        if ($request->headers->has('HX-Request') && str_contains($targetPath, '/admin')) {
+            return new HxRedirectResponse($targetPath);
         }
 
-        return new RedirectResponse($this->urlGenerator->generate('app_account'));
+        return new RedirectResponse($targetPath);
     }
 }