FIX: fix content dependency on categories

app/Http/Controllers/Admin/Contents/CreateNewContent.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace App\Http\Controllers\Admin\Contents;
 
 use App\CMS\Contracts\Repositories\Content as IContent;
@@ -11,13 +12,12 @@ use App\Http\Controllers\Admin\Controller;
 use App\Http\Requests\CreateNewContentRequest;
 use App\Http\Requests\Request;
 use App\Models\Module;
+use Illuminate\Support\Collection;
 use Modules\Categories\Contracts\Repositories\Category as ICategory;
 
 /**
  * Class CreateNewContent
- *
  * Controller for creating new content page.
- *
  * @package App\Http\Controllers\Admin\Contents
  */
 class CreateNewContent extends Controller
@@ -30,10 +30,6 @@ class CreateNewContent extends Controller
      * @var IModuleRepository
      */
     private $module;
-    /**
-     * @var ICategory
-     */
-    private $category;
     /**
      * @var ITemplate
      */
@@ -41,23 +37,20 @@ class CreateNewContent extends Controller
 
     /**
      * CreateNewContent constructor.
-     *
      * Sets File and Content models into class variables
      *
      * @param IContent|Content  $content
      * @param IModuleRepository $module
      * @param ICategory         $category
-     *
      * @param ITemplate         $template
      *
      * @internal param File $file
      */
-    public function __construct(IContent $content, IModuleRepository $module, ICategory $category, ITemplate $template)
+    public function __construct(IContent $content, IModuleRepository $module, ITemplate $template)
     {
         parent::__construct();
         $this->content = $content;
         $this->module = $module;
-        $this->category = $category;
         $this->template = $template;
     }
 
@@ -73,7 +66,11 @@ class CreateNewContent extends Controller
         $statuses = ContentStatuses::getWithTranslations();
         $pageHeading = $this->module->getCreateContentTitle($module);
         $templates = $this->template->getForModule($module);
-        $categories = $this->category->getForModule($module);
+
+        $categories = new Collection();
+        if (class_exists(ICategory::class)) {
+            $categories = app(ICategory::class)->getForModule($module);
+        }
 
         $page = $this->content->getOne();