FEATURE #1373: add link to history for static pages

modules/StaticPages/Http/Controllers/Admin/EditStaticPage.php

@@ -3,6 +3,7 @@ namespace Modules\StaticPages\Http\Controllers\Admin;
 
 use App\Enumerations\ContentStatuses;
 use App\Models\Content;
+use App\Models\ContentHistory;
 use Illuminate\Support\Facades\Event;
 use Modules\StaticPages\Events\DeleteStaticPage;
 use Modules\StaticPages\Events\EditStaticPage as EditStaticPageEvent;
@@ -13,6 +14,16 @@ use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
 class EditStaticPage extends Controller
 {
+    /**
+     * @var ContentHistory
+     */
+    private $history;
+
+    public function __construct(ContentHistory $history)
+    {
+        $this->history = $history;
+    }
+
     /**
      * Display form for editing static page
      *
@@ -29,10 +40,13 @@ class EditStaticPage extends Controller
         $page = Content::where('module_handler', config('staticpages.handler'))
                        ->findOrFail($id);
 
+        $history = $this->history->getStructuredHistoryOf($page);
+
         // render view
         return view('staticpages::admin.edit', [
             'contentStatuses' => $statuses,
-            'page'            => $page
+            'page'            => $page,
+            'historySize'     => count($history['changesets'])
         ]);
     }