<?php

namespace App\Console\Commands;

use App\Models\ActivityDay;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;

class ExportVenueActivityStatsCommand extends Command
{
    protected $signature = 'activities:export-venue-stats
        {--from=2026-07-01 : 场次开始日期 Y-m-d}
        {--to=2026-07-31 : 场次结束日期 Y-m-d}
        {--output= : 导出 xlsx 路径}';

    protected $description = '导出指定日期范围内各场馆活动汇总（按场馆一行）及场次明细 Excel';

    public function handle(): int
    {
        $start = (string) $this->option('from');
        $end = (string) $this->option('to');
        $out = (string) ($this->option('output') ?: storage_path(
            'app/export_venues_activities_'.str_replace('-', '', $start).'_'.str_replace('-', '', $end).'.xlsx'
        ));

        $regPeople = "SUM(CASE WHEN reservations.status <> 'cancelled' THEN COALESCE(reservations.ticket_count, 1) ELSE 0 END)";
        $regOrders = "SUM(CASE WHEN reservations.status <> 'cancelled' THEN 1 ELSE 0 END)";
        $cancelOrders = "SUM(CASE WHEN reservations.status = 'cancelled' THEN 1 ELSE 0 END)";
        $cancelPeople = "SUM(CASE WHEN reservations.status = 'cancelled' THEN COALESCE(reservations.ticket_count, 1) ELSE 0 END)";
        $verifiedPeople = "SUM(CASE WHEN reservations.status = 'verified' THEN COALESCE(reservations.ticket_count, 1) ELSE 0 END)";
        $pendingPeople = "SUM(CASE WHEN reservations.status = 'pending' THEN COALESCE(reservations.ticket_count, 1) ELSE 0 END)";
        $expiredPeople = "SUM(CASE WHEN reservations.status = 'expired' THEN COALESCE(reservations.ticket_count, 1) ELSE 0 END)";

        $baseJoin = function ($q) {
            $q->join('activities', function ($j) {
                $j->on('activities.id', '=', 'activity_days.activity_id')->whereNull('activities.deleted_at');
            })
                ->join('venues', 'venues.id', '=', 'activities.venue_id')
                ->join('reservations', function ($j) {
                    $j->on('reservations.activity_day_id', '=', 'activity_days.id')
                        ->whereNull('reservations.deleted_at')
                        ->where(function ($qq) {
                            $qq->whereNull('reservations.reservation_kind')
                                ->orWhere('reservations.reservation_kind', 'activity');
                        });
                });
        };

        $venueRows = ActivityDay::query()
            ->select([
                'venues.id as venue_id',
                'venues.name as venue_name',
                DB::raw("GROUP_CONCAT(DISTINCT DATE_FORMAT(activity_days.activity_date, '%Y-%m-%d') ORDER BY activity_days.activity_date SEPARATOR ', ') as activity_dates"),
                DB::raw('COUNT(DISTINCT activities.id) as activity_count'),
                DB::raw('COUNT(DISTINCT activity_days.id) as session_count'),
                DB::raw("{$regOrders} as registration_orders"),
                DB::raw("{$regPeople} as registration_people"),
                DB::raw("{$cancelOrders} as cancelled_orders"),
                DB::raw("{$cancelPeople} as cancelled_people"),
                DB::raw("{$verifiedPeople} as verified_people"),
            ])
            ->tap($baseJoin)
            ->whereBetween('activity_days.activity_date', [$start, $end])
            ->groupBy('venues.id', 'venues.name')
            ->havingRaw("{$regOrders} > 0 OR {$cancelOrders} > 0")
            ->orderBy('venues.name')
            ->get();

        $sessionRows = ActivityDay::query()
            ->select([
                'venues.id as venue_id',
                'venues.name as venue_name',
                'activities.id as activity_id',
                'activities.title as activity_title',
                'activity_days.id as activity_day_id',
                'activity_days.session_name',
                'activity_days.activity_date',
                'activity_days.session_start_at',
                'activity_days.session_end_at',
                'activity_days.day_quota',
                'activity_days.booked_count',
                DB::raw("{$regOrders} as registration_orders"),
                DB::raw("{$regPeople} as registration_people"),
                DB::raw("{$cancelOrders} as cancelled_orders"),
                DB::raw("{$cancelPeople} as cancelled_people"),
                DB::raw("{$verifiedPeople} as verified_people"),
                DB::raw("{$pendingPeople} as pending_people"),
                DB::raw("{$expiredPeople} as expired_people"),
            ])
            ->tap($baseJoin)
            ->whereBetween('activity_days.activity_date', [$start, $end])
            ->groupBy(
                'venues.id',
                'venues.name',
                'activities.id',
                'activities.title',
                'activity_days.id',
                'activity_days.session_name',
                'activity_days.activity_date',
                'activity_days.session_start_at',
                'activity_days.session_end_at',
                'activity_days.day_quota',
                'activity_days.booked_count'
            )
            ->havingRaw("{$regOrders} > 0 OR {$cancelOrders} > 0")
            ->orderBy('venues.name')
            ->orderBy('activity_days.activity_date')
            ->orderBy('activity_days.session_start_at')
            ->orderBy('activities.id')
            ->get();

        $spreadsheet = new Spreadsheet;
        $sheet1 = $spreadsheet->getActiveSheet();
        $sheet1->setTitle('场馆汇总');
        $sheet1Data = [['场馆ID', '场馆名称', '活动日期', '活动数量', '场次数量', '报名人数', '报名总人数', '已取消数', '已取消人数', '到场人数(已核销)']];
        foreach ($venueRows as $r) {
            $sheet1Data[] = [
                $r->venue_id,
                $r->venue_name,
                $r->activity_dates,
                (int) $r->activity_count,
                (int) $r->session_count,
                (int) $r->registration_orders,
                (int) $r->registration_people,
                (int) $r->cancelled_orders,
                (int) $r->cancelled_people,
                (int) $r->verified_people,
            ];
        }
        $sheet1->fromArray($sheet1Data, null, 'A1');

        $sheet2 = $spreadsheet->createSheet();
        $sheet2->setTitle('场次信息');
        $sheet2Data = [['场馆ID', '场馆名称', '活动ID', '活动名称', '场次ID', '场次名称', '活动日期', '场次开始时间', '场次结束时间', '场次名额', '已占用名额', '报名人数', '报名总人数', '已取消数', '已取消人数', '已核销人数', '待核销人数', '已过期人数']];
        foreach ($sessionRows as $r) {
            $sheet2Data[] = [
                $r->venue_id,
                $r->venue_name,
                $r->activity_id,
                $r->activity_title,
                $r->activity_day_id,
                $r->session_name,
                $r->activity_date ? (string) $r->activity_date : '',
                $r->session_start_at ? (string) $r->session_start_at : '',
                $r->session_end_at ? (string) $r->session_end_at : '',
                $r->day_quota,
                $r->booked_count,
                (int) $r->registration_orders,
                (int) $r->registration_people,
                (int) $r->cancelled_orders,
                (int) $r->cancelled_people,
                (int) $r->verified_people,
                (int) $r->pending_people,
                (int) $r->expired_people,
            ];
        }
        $sheet2->fromArray($sheet2Data, null, 'A1');

        $dir = dirname($out);
        if (! is_dir($dir)) {
            mkdir($dir, 0755, true);
        }

        (new Xlsx($spreadsheet))->save($out);

        $this->info("场馆汇总：{$venueRows->count()} 行");
        $this->info("场次信息：{$sessionRows->count()} 行");
        $this->info("Excel 已生成：{$out}");

        return self::SUCCESS;
    }
}