base commit

app/Observers/UnpaidLeaveObserver.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Observers;
+
+use App\Enums\ApprovalStatus;
+use App\Models\UnpaidLeave;
+use App\Services\Leave\LeaveDaysCalculator;
+
+class UnpaidLeaveObserver
+{
+    public function __construct(
+        private readonly LeaveDaysCalculator $leaveDaysCalculator,
+    ) {}
+
+    public function creating(UnpaidLeave $unpaidLeave): void
+    {
+        if ($unpaidLeave->status === null) {
+            $unpaidLeave->status = ApprovalStatus::Pending;
+        }
+    }
+
+    public function saving(UnpaidLeave $unpaidLeave): void
+    {
+        if ($unpaidLeave->start_date === null || $unpaidLeave->end_date === null) {
+            return;
+        }
+
+        $unpaidLeave->days = $this->leaveDaysCalculator->between(
+            $unpaidLeave->start_date,
+            $unpaidLeave->end_date,
+        );
+    }
+}