add server-side changed props in request to be handled by LiveUrlSubscriber

Author: mbuliard

src/LiveComponent/src/EventListener/LiveComponentSubscriber.php

@@ -255,7 +255,17 @@ public function onKernelView(ViewEvent $event): void
             return;
         }
 
-        $event->setResponse($this->createResponse($request->attributes->get('_mounted_component')));
+        $mountedComponent = $request->attributes->get('_mounted_component');
+        if (!$request->attributes->get('_component_default_action', false)) {
+            // On custom action, props may be updated by the server side
+            // @todo discuss name responseProps
+            // @todo maybe always set in, including default action and use only this, ignoring `props` and `updated` for UrlFactory ?
+            $liveRequestData = $request->attributes->get('_live_request_data');
+            $liveRequestData['responseProps'] = (array) $mountedComponent->getComponent();
+            $request->attributes->set('_live_request_data', $liveRequestData);
+        }
+
+        $event->setResponse($this->createResponse($mountedComponent));
     }
 
     public function onKernelException(ExceptionEvent $event): void

src/LiveComponent/src/EventListener/LiveUrlSubscriber.php

@@ -72,7 +72,11 @@ private function getLivePropsToMap(Request $request): array
         $metadata = $this->metadataFactory->getMetadata($componentName);
 
         $liveData = $request->attributes->get('_live_request_data') ?? [];
-        $values = array_merge($liveData['props'] ?? [], $liveData['updated'] ?? []);
+        $values = array_merge(
+            $liveData['props'] ?? [],
+            $liveData['updated'] ?? [],
+            $liveData['responseProps'] ?? []
+        );
 
         $urlLiveProps = [
             'path' => [],