From cd8ab3e44211a0127c809d6bd9cc30f265d1378e Mon Sep 17 00:00:00 2001
From: robertsaternus <robert.saternus@gmail.com>
Date: Wed, 31 Jul 2024 12:18:50 +0200
Subject: [PATCH] FFWEB-3130: SSR for category pages

---
 src/Resources/views/storefront/base.html.twig     |  2 +-
 .../storefront/block/cms-block-listing.html.twig  | 12 ++++++++++--
 .../components/factfinder/paging.html.twig        |  2 +-
 src/Subscriber/CategoryPageResponseSubscriber.php |  9 +++++----
 src/Utilites/Ssr/Field/CategoryPath.php           | 15 +++++++++++++++
 5 files changed, 32 insertions(+), 8 deletions(-)

diff --git a/src/Resources/views/storefront/base.html.twig b/src/Resources/views/storefront/base.html.twig
index 3225fe80..c91f2ee1 100644
--- a/src/Resources/views/storefront/base.html.twig
+++ b/src/Resources/views/storefront/base.html.twig
@@ -124,7 +124,7 @@
     {% endif %}
 
     document.addEventListener('ffCoreReady', ({ factfinder }) => {
-      {% if page.extensions.factfinder.ssr == 'ssr' %}
+      {% if page.extensions.factfinder.ssr == 'ssr' and app.request.attributes.get('_route') == 'frontend.factfinder.result' %}
         const searchResult = {FF_SEARCH_RESULT};
 
         if (searchResult.hasOwnProperty('records')) {
diff --git a/src/Resources/views/storefront/block/cms-block-listing.html.twig b/src/Resources/views/storefront/block/cms-block-listing.html.twig
index edc790a0..940f96f5 100644
--- a/src/Resources/views/storefront/block/cms-block-listing.html.twig
+++ b/src/Resources/views/storefront/block/cms-block-listing.html.twig
@@ -2,7 +2,7 @@
   {% set columns = 1 %}
   {% set element = block.slots.getSlot('toolbarFilters') %}
 
-  <!-- Category page -->
+{#  <!-- Category page -->#}
   <script>
     document.addEventListener(`ffCoreReady`, ({ factfinder }) => {
       factfinder.config.setAppConfig({
@@ -11,7 +11,15 @@
     ],
     });
 
-      factfinder.request.navigation({'filters': factfinder.config.get().appConfig.categoryPage}, { requestOptions: { origin: `searchImmediately` } });
+      {% if page.extensions.factfinder.ssr == 'ssr' %}
+        const searchResult = {FF_SEARCH_RESULT};
+
+        if (searchResult.hasOwnProperty('records')) {
+          factfinder.response.dispatch.ssrNavigation(searchResult);
+        }
+      {% else %}
+        factfinder.request.navigation({'filters': factfinder.config.get().appConfig.categoryPage}, { requestOptions: { origin: `searchImmediately` } });
+      {% endif %}
     });
   </script>
 
diff --git a/src/Resources/views/storefront/components/factfinder/paging.html.twig b/src/Resources/views/storefront/components/factfinder/paging.html.twig
index 88db4cef..f64d87c7 100644
--- a/src/Resources/views/storefront/components/factfinder/paging.html.twig
+++ b/src/Resources/views/storefront/components/factfinder/paging.html.twig
@@ -1,5 +1,5 @@
 {% block component_factfinder_paging %}
-  <ff-paging class="pagination" unresolved {% if showOnly %} show-only {% endif %}>
+  <ff-paging class="pagination" unresolved >
     <ff-paging-item type="firstLink" class="page-item page-first">
       <div class="page-link">
         {% sw_icon 'arrow-medium-double-left' style { size: 'fluid', pack: 'solid'} %}
diff --git a/src/Subscriber/CategoryPageResponseSubscriber.php b/src/Subscriber/CategoryPageResponseSubscriber.php
index ad1da44e..0055d5c7 100644
--- a/src/Subscriber/CategoryPageResponseSubscriber.php
+++ b/src/Subscriber/CategoryPageResponseSubscriber.php
@@ -14,10 +14,11 @@
 use Shopware\Core\Framework\DataAbstractionLayer\EntityRepository;
 use Shopware\Core\Framework\DataAbstractionLayer\Search\Criteria;
 use Shopware\Core\Framework\DataAbstractionLayer\Search\Filter\EqualsFilter;
-use Shopware\Core\Framework\Event\BeforeSendResponseEvent;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\ResponseEvent;
+use Symfony\Component\HttpKernel\KernelEvents;
 
 /**
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
@@ -50,11 +51,11 @@ public function __construct(
     public static function getSubscribedEvents()
     {
         return [
-            BeforeSendResponseEvent::class => 'onPageRendered',
+            KernelEvents::RESPONSE => 'onPageRendered',
         ];
     }
 
-    public function onPageRendered(BeforeSendResponseEvent $event): void
+    public function onPageRendered(ResponseEvent $event): void
     {
         $request      = $event->getRequest();
         $response     = $event->getResponse();
@@ -122,7 +123,7 @@ private function getCategoryPath(Request $request): string
         $criteria->addFilter(new EqualsFilter('id', $categoryId));
         $category = $this->categoryRepository->search($criteria, Context::createDefaultContext())->first();
 
-        return $category !== null ? $this->categoryPath->getValue($category) : '';
+        return $category !== null ? $this->categoryPath->getSsrValue($category) : '';
     }
 
     private function getCategoryId(Request $request): string
diff --git a/src/Utilites/Ssr/Field/CategoryPath.php b/src/Utilites/Ssr/Field/CategoryPath.php
index 6c9ebc4d..383cbc9b 100644
--- a/src/Utilites/Ssr/Field/CategoryPath.php
+++ b/src/Utilites/Ssr/Field/CategoryPath.php
@@ -21,4 +21,19 @@ public function getValue(CategoryEntity $categoryEntity): string
 
         return implode(',', $categories);
     }
+
+    public function getSsrValue(CategoryEntity $categoryEntity): string
+    {
+        $categories   = array_slice($categoryEntity->getBreadcrumb(), 1);
+        $categoryPath = implode('/', array_map(fn ($category): string => $this->encodeCategoryName($category), $categories));
+
+        return sprintf('filter=%s', urlencode($this->fieldName . ':' . $categoryPath));
+    }
+
+    private function encodeCategoryName(string $path): string
+    {
+        // important! do not modify this method
+        return preg_replace('/\+/', '%2B', preg_replace('/\//', '%2F',
+            preg_replace('/%/', '%25', $path)));
+    }
 }