<?php

namespace App\Http\Controllers\Api\V1\Admin\Draw;

use App\Http\Controllers\Controller;
use App\Models\Draw;
use App\Support\ApiResponse;
use Carbon\Carbon;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;

/**
 * GET /api/v1/admin/draws — 期号列表。
 */
final class AdminDrawIndexController extends Controller
{
    public function __invoke(Request $request): JsonResponse
    {
        $perPage = min(max((int) $request->integer('per_page', 25), 1), 100);
        $drawNo = trim((string) $request->query('draw_no', ''));
        $status = trim((string) $request->query('status', ''));

        $q = Draw::query()->orderByDesc('draw_time')->orderByDesc('id');

        if ($drawNo !== '') {
            $q->where('draw_no', 'like', '%'.$drawNo.'%');
        }

        if ($status !== '') {
            $q->where('status', $status);
        }

        /** @var \Illuminate\Contracts\Pagination\LengthAwarePaginator $paginator */
        $paginator = $q->paginate($perPage);

        return ApiResponse::success([
            'items' => collect($paginator->items())->map(fn (Draw $row) => $this->row($row))->all(),
            'meta' => [
                'current_page' => $paginator->currentPage(),
                'per_page' => $paginator->perPage(),
                'total' => $paginator->total(),
                'last_page' => $paginator->lastPage(),
            ],
        ]);
    }

    /** @return array<string, mixed> */
    private function row(Draw $draw): array
    {
        return [
            'id' => (int) $draw->id,
            'draw_no' => $draw->draw_no,
            'business_date' => $draw->business_date instanceof Carbon
                ? $draw->business_date->format('Y-m-d')
                : (string) $draw->business_date,
            'sequence_no' => (int) $draw->sequence_no,
            'status' => $draw->status,
            'start_time' => $draw->start_time?->toIso8601String(),
            'close_time' => $draw->close_time?->toIso8601String(),
            'draw_time' => $draw->draw_time?->toIso8601String(),
            'cooling_end_time' => $draw->cooling_end_time?->toIso8601String(),
            'result_source' => $draw->result_source,
            'current_result_version' => (int) $draw->current_result_version,
            'settle_version' => (int) $draw->settle_version,
            'is_reopened' => (bool) $draw->is_reopened,
            'updated_at' => $draw->updated_at?->toIso8601String(),
        ];
    }
}