<?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;
    }
}