change vacation request name

app/Eloquent/Models/VacationRequest.php

@@ -19,6 +19,7 @@ use Toby\Domain\States\VacationRequest\VacationRequestState;
 
 /**
  * @property int $id
+ * @property string $name
  * @property VacationType $type
  * @property VacationRequestState $state
  * @property Carbon $from
@@ -90,6 +91,11 @@ class VacationRequest extends Model
             ->where("to", ">=", $vacationRequest->from);
     }
 
+    public function getNameAttribute(): string
+    {
+        return "{$this->id}/{$this->yearPeriod->year}";
+    }
+
     public function hasFlowSkipped(): bool
     {
         return $this->flow_skipped;

app/Eloquent/Observers/VacationRequestObserver.php

@@ -1,28 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Toby\Eloquent\Observers;
-
-use Illuminate\Contracts\Auth\Factory as Auth;
-use Illuminate\Contracts\Events\Dispatcher;
-use Toby\Eloquent\Models\VacationRequest;
-
-class VacationRequestObserver
-{
-    public function __construct(
-        protected Auth $auth,
-        protected Dispatcher $dispatcher,
-    ) {}
-
-    public function creating(VacationRequest $vacationRequest): void
-    {
-        $year = $vacationRequest->from->year;
-
-        $vacationRequestNumber = $vacationRequest->user->vacationRequests()
-            ->whereYear("from", $year)
-            ->count() + 1;
-
-        $vacationRequest->name = "{$vacationRequestNumber}/${year}";
-    }
-}