Implemented a block editor for changing the layout of the page

app/Http/Controllers/PublicPageController.php

@@ -6,15 +6,31 @@ namespace App\Http\Controllers;
 
 use App\Http\Requests\SubscribePublicPageRequest;
 use App\Jobs\SyncSubscriberToMailwizz;
+use App\Models\PageBlock;
 use App\Models\PreregistrationPage;
 use Illuminate\Http\JsonResponse;
+use Illuminate\Support\Collection;
 use Illuminate\View\View;
 
 class PublicPageController extends Controller
 {
     public function show(PreregistrationPage $publicPage): View
     {
-        return view('public.page', ['page' => $publicPage]);
+        $publicPage->load(['blocks' => fn ($q) => $q->orderBy('sort_order')]);
+
+        $pageState = $this->resolvePageState($publicPage);
+        $blocksToRender = $this->filterBlocksForPageState($publicPage, $pageState);
+        $subscriberCount = $publicPage->subscribers()->count();
+
+        $title = $publicPage->headlineForMeta();
+
+        return view('public.page', [
+            'page' => $publicPage,
+            'pageState' => $pageState,
+            'blocksToRender' => $blocksToRender,
+            'subscriberCount' => $subscriberCount,
+            'title' => $title,
+        ]);
     }
 
     public function subscribe(SubscribePublicPageRequest $request, PreregistrationPage $publicPage): JsonResponse
@@ -45,4 +61,35 @@ class PublicPageController extends Controller
             'message' => $publicPage->thank_you_message ?? __('Thank you for registering!'),
         ]);
     }
+
+    private function resolvePageState(PreregistrationPage $page): string
+    {
+        if ($page->isBeforeStart()) {
+            return 'countdown';
+        }
+
+        if ($page->isExpired()) {
+            return 'expired';
+        }
+
+        return 'active';
+    }
+
+    /**
+     * @return Collection<int, PageBlock>
+     */
+    private function filterBlocksForPageState(PreregistrationPage $page, string $pageState): Collection
+    {
+        return $page->visibleBlocks()
+            ->orderBy('sort_order')
+            ->get()
+            ->filter(function (PageBlock $block) use ($pageState): bool {
+                return match ($pageState) {
+                    'countdown' => in_array($block->type, ['hero', 'countdown', 'image'], true),
+                    'expired' => in_array($block->type, ['hero', 'image', 'cta_banner'], true),
+                    default => true,
+                };
+            })
+            ->values();
+    }
 }