Dispatch event on sortable update

src/EloquentModelSortedEvent.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Spatie\EloquentSortable;
+
+class EloquentModelSortedEvent
+{
+    public string $model;
+
+    public function __construct(string $model)
+    {
+        $this->model = $model;
+    }
+}

src/SortableTrait.php

@@ -67,6 +67,8 @@ public static function setNewOrder($ids, int $startOrder = 1, string $primaryKey
                 ->update([$orderColumnName => $startOrder++]);
         }
 
+        event(new EloquentModelSortedEvent(static::class));
+
         if (config('eloquent-sortable.ignore_timestamps', false)) {
             static::$ignoreTimestampsOn = array_values(array_diff(static::$ignoreTimestampsOn, [static::class]));
         }

tests/SortableTest.php

@@ -3,6 +3,8 @@
 namespace Spatie\EloquentSortable\Test;
 
 use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Event;
+use Spatie\EloquentSortable\EloquentModelSortedEvent;
 
 class SortableTest extends TestCase
 {
@@ -33,13 +35,20 @@ public function it_can_get_the_highest_order_number_with_trashed_models()
     /** @test */
     public function it_can_set_a_new_order()
     {
+
+        Event::fake(EloquentModelSortedEvent::class);
+
         $newOrder = Collection::make(Dummy::all()->pluck('id'))->shuffle()->toArray();
 
         Dummy::setNewOrder($newOrder);
 
         foreach (Dummy::orderBy('order_column')->get() as $i => $dummy) {
             $this->assertEquals($newOrder[$i], $dummy->id);
         }
+
+        Event::assertDispatched(EloquentModelSortedEvent::class, function (EloquentModelSortedEvent $event) {
+            return $event->model === Dummy::class;
+        });
     }
 
     /** @test */