Using camelCase

Modules/Media/Http/Requests/CreateFolderRequest.php

@@ -9,13 +9,13 @@ class CreateFolderRequest extends FormRequest
 {
     public function rules()
     {
-        $parentID = $this->get('parent_id');
+        $parentId = $this->get('parent_id');
 
         return [
             'name' => [
                 'required',
-                Rule::unique('media__files', 'filename')->where(function ($query) use ($parentID) {
-                    return $query->where('is_folder', 1)->where('folder_id', $parentID);
+                Rule::unique('media__files', 'filename')->where(function ($query) use ($parentId) {
+                    return $query->where('is_folder', 1)->where('folder_id', $parentId);
                 }),
             ],
         ];