<?php

namespace App\Console\Commands;

use App\Services\MemberDailyReportService;
use Carbon\Carbon;
use Illuminate\Console\Command;

class MemberDailyReport extends Command
{
    protected $signature = 'report:member-daily {date? : Y-m-d，默认今天} {--days=1 : 从 date 往前共重算几天}';

    protected $description = '生成会员每日盈亏报表';

    public function handle(MemberDailyReportService $reports): int
    {
        $date = (string) ($this->argument('date') ?: now()->toDateString());
        $parsed = Carbon::createFromFormat('!Y-m-d', $date);
        if (!$parsed || $parsed->format('Y-m-d') !== $date) {
            $this->error('日期必须是有效的 Y-m-d');
            return self::FAILURE;
        }
        $days = max(1, min(31, (int) $this->option('days')));
        for ($i = 0; $i < $days; $i++) {
            $day = $parsed->copy()->subDays($i)->toDateString();
            $this->info($day . '：' . $reports->refresh($day) . ' 行');
        }
        return self::SUCCESS;
    }
}