edit delay and penalty calculations

app/Support/JalaliHelper.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Support;
+
+use Carbon\Carbon;
+use Morilog\Jalali\Jalalian;
+use Throwable;
+
+class JalaliHelper
+{
+    public static function fromDateTime($value): ?Jalalian
+    {
+        if ($value === null || $value === '' || $value === '0000-00-00' || str_starts_with((string) $value, '0000-00-00')) {
+            return null;
+        }
+
+        try {
+            $carbon = $value instanceof Carbon ? $value : Carbon::parse($value);
+            if ($carbon->year < 1000 || $carbon->year > 3000) {
+                return null;
+            }
+
+            return Jalalian::fromCarbon($carbon);
+        } catch (Throwable $e) {
+            return null;
+        }
+    }
+
+    public static function format($value, string $format = 'Y/m/d', string $fallback = '-'): string
+    {
+        $jalali = self::fromDateTime($value);
+
+        return $jalali ? $jalali->format($format) : $fallback;
+    }
+}