First release for Nova v2

README.md

@@ -16,10 +16,25 @@ A Filemanager Tool and Field for Laravel Nova
 ![FileManager Field](https://user-images.githubusercontent.com/42798230/44864362-5f9cd700-ac77-11e8-9e0f-330d18a81598.gif)
 
 
+### Installation
+
+#### Nova v2
+
+```bash
+composer require "infinety-es/nova-filemanager"
+```
+
+#### Nova v1
+
+```bash
+composer require "infinety-es/nova-filemanager:2.1.*"
+```
+
 ### Docs
 
 [https://infinetyes.github.io/Nova-Filemanager/](https://infinetyes.github.io/Nova-Filemanager)
 
+
 ### Testing
 
 ``` bash

src/FilemanagerField.php

@@ -2,10 +2,11 @@
 
 namespace Infinety\Filemanager;
 
-use Laravel\Nova\Fields\Field;
 use Infinety\Filemanager\Http\Services\FileManagerService;
+use Laravel\Nova\Contracts\Cover;
+use Laravel\Nova\Fields\Field;
 
-class FilemanagerField extends Field
+class FilemanagerField extends Field implements Cover
 {
     /**
      * The field's component.
@@ -109,6 +110,28 @@ public function resolveInfo()
         return [];
     }
 
+    /**
+     * Resolve the thumbnail URL for the field.
+     *
+     * @return string|null
+     */
+    public function resolveThumbnailUrl()
+    {
+        if ($this->value) {
+            $service = new FileManagerService();
+
+            $data = $service->getFileInfoAsArray($this->value);
+
+            if (empty($data)) {
+                return null;
+            }
+
+            return $data['url'];
+        }
+
+        return null;
+    }
+
     /**
      * Get additional meta information to merge with the element payload.
      *