<?php

namespace App\Console\Commands;

use App\Models\User;
use App\Services\LatePenaltyService;
use Carbon\Carbon;
use Illuminate\Console\Command;
use Morilog\Jalali\Jalalian;

class SendMonthlyLateReport extends Command
{
    protected $signature = 'late:monthly-report {--date=}';

    protected $description = 'Send monthly late-penalty report to admins via Bale';

    public function handle(LatePenaltyService $service): int
    {
        $forcedDate = $this->option('date');

        // پیش‌فرض: ماه شمسیِ دیروز (برای اجرای روز اول ماه بعد)
        $anchor = $forcedDate
            ? Carbon::parse($forcedDate)
            : Carbon::yesterday();

        // بدون --date فقط وقتی دیروز آخرین روز ماه شمسی بوده اجرا شود
        if (!$forcedDate) {
            $jYesterday = Jalalian::fromCarbon($anchor);
            $daysInMonth = $jYesterday->getMonth() <= 6
                ? 31
                : ($jYesterday->getMonth() <= 11 ? 30 : ($jYesterday->isLeapYear() ? 30 : 29));

            if ($jYesterday->getDay() !== $daysInMonth) {
                $this->info('Not end of Jalali month; skipped.');

                return self::SUCCESS;
            }
        }

        [$start, $end] = $service->jalaliMonthBounds($anchor);
        $monthName = Jalalian::fromCarbon($start)->format('%B %Y');

        $users = User::query()
            ->whereNotNull('user_name')
            ->whereNull('deleted_at')
            ->get(['user_name', 'name']);

        $lines = [
            "📅 گزارش تأخیر ماهانه",
            "ماه: {$monthName}",
            "",
        ];

        $any = false;
        $monthTotal = 0;

        foreach ($users as $user) {
            $summary = $service->summarizeUserPeriod($user->user_name, $start, $end);
            $weeklyAmount = (int) \App\Models\LatePeriodFine::query()
                ->where('user_identity', $user->user_name)
                ->where('period_type', 'weekly')
                ->whereBetween('period_start', [$start->toDateString(), $end->toDateString()])
                ->sum('fine_amount');

            $total = $summary['daily_fine_amount'] + $weeklyAmount;
            if ($summary['late_minutes'] <= 0 && $total <= 0) {
                continue;
            }

            $any = true;
            $monthTotal += $total;

            $service->storePeriodFine([
                'user_identity' => $user->user_name,
                'period_type' => 'monthly',
                'period_start' => $start->toDateString(),
                'period_end' => $end->toDateString(),
                'late_minutes' => $summary['late_minutes'],
                'allowance_minutes' => 0,
                'fine_minutes' => 0,
                'fine_amount' => $total,
                'daily_fine_amount' => $summary['daily_fine_amount'],
                'weekly_fine_amount' => $weeklyAmount,
                'total_fine_amount' => $total,
            ]);

            $name = $user->name ?: $user->user_name;
            $lines[] = "• {$name}";
            $lines[] = "  مجموع تأخیر ماه: {$summary['late_minutes']} دقیقه";
            $lines[] = "  جریمه روزانه: " . $service->formatAmount($summary['daily_fine_amount']);
            $lines[] = "  جریمه هفتگی: " . $service->formatAmount($weeklyAmount);
            $lines[] = "  جمع کل: " . $service->formatAmount($total);
            $lines[] = "";
        }

        if (!$any) {
            $lines[] = "در این ماه تأخیر مشمول جریمه‌ای ثبت نشده است.";
        } else {
            $lines[] = "جمع کل جرایم ماه: " . $service->formatAmount($monthTotal);
        }

        $service->sendToAdmins(implode("\n", $lines));
        $this->info('Monthly late report sent.');

        return self::SUCCESS;
    }
}