LibraryItemWithoutLibrary

app/Nova/Filters/LibraryItemWithoutLibrary.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Nova\Filters;
+
+use Laravel\Nova\Filters\BooleanFilter;
+use Laravel\Nova\Http\Requests\NovaRequest;
+
+class LibraryItemWithoutLibrary extends BooleanFilter
+{
+    /**
+     * Apply the filter to the given query.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  \Illuminate\Database\Eloquent\Builder  $query
+     * @param  mixed  $value
+     *
+     * @return \Illuminate\Database\Eloquent\Builder
+     */
+    public function apply(NovaRequest $request, $query, $value)
+    {
+        return $query->when($value['without'], fn($query) => $query->whereDoesntHave('libraries'));
+    }
+
+    /**
+     * Get the filter's available options.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     *
+     * @return array
+     */
+    public function options(NovaRequest $request)
+    {
+        return [
+            'Library-Item without Library' => 'without',
+        ];
+    }
+}

app/Nova/LibraryItem.php

@@ -5,6 +5,7 @@ namespace App\Nova;
 use App\Enums\LibraryItemType;
 use App\Notifications\ModelCreatedNotification;
 use App\Nova\Actions\SetStatusAction;
+use App\Nova\Filters\LibraryItemWithoutLibrary;
 use Ebess\AdvancedNovaMediaLibrary\Fields\Files;
 use Ebess\AdvancedNovaMediaLibrary\Fields\Images;
 use Illuminate\Database\Eloquent\Model;
@@ -196,7 +197,9 @@ class LibraryItem extends Resource
      */
     public function filters(Request $request)
     {
-        return [];
+        return [
+            new LibraryItemWithoutLibrary()
+        ];
     }
 
     /**