<?php

namespace App\Console\Commands;

use App\Models\Holiday;
use Illuminate\Console\Command;
use Morilog\Jalali\Jalalian;

class SeedIranianHolidays extends Command
{
    protected $signature = 'holidays:seed {--year= : فقط یک سال شمسی مشخص}';

    protected $description = 'ثبت/به‌روزرسانی تعطیلات رسمی ایران از فایل تقویم پروژه';

    public function handle(): int
    {
        $path = database_path('data/iranian_official_holidays.php');
        if (!is_file($path)) {
            $this->error('فایل تعطیلات یافت نشد: ' . $path);

            return self::FAILURE;
        }

        /** @var array<int, list<array{month:int, day:int, title:string}>> $years */
        $years = require $path;
        $onlyYear = $this->option('year') !== null ? (int) $this->option('year') : null;

        $count = 0;
        foreach ($years as $jalaliYear => $days) {
            if ($onlyYear !== null && (int) $jalaliYear !== $onlyYear) {
                continue;
            }

            foreach ($days as $day) {
                try {
                    $gregorian = (new Jalalian((int) $jalaliYear, (int) $day['month'], (int) $day['day']))
                        ->toCarbon()
                        ->format('Y-m-d');
                } catch (\Throwable $e) {
                    $this->warn("رد شد: {$jalaliYear}/{$day['month']}/{$day['day']} — {$e->getMessage()}");
                    continue;
                }

                Holiday::updateOrCreate(
                    ['date' => $gregorian],
                    ['title' => $day['title']]
                );
                $count++;
            }

            $this->info("سال {$jalaliYear}: " . count($days) . ' روز');
        }

        $this->info("جمع: {$count} تعطیل رسمی ثبت/به‌روز شد.");

        return self::SUCCESS;
    }

    /** آخرین سال شمسی پوشش‌داده‌شده در فایل داده */
    public static function coveredUntilYear(): int
    {
        $path = database_path('data/iranian_official_holidays.php');
        if (!is_file($path)) {
            return 0;
        }

        $years = array_keys(require $path);

        return $years ? (int) max($years) : 0;
    }
}