<?php

namespace App\Module\AppGame\Proto;

use App\Module\Farm\Dtos\WealthRankDto as FarmWealthRankDto;
use App\Module\Farm\Dtos\WealthRankItemDto;
use Uraus\Kku\Common\ResponsePage;
use Uraus\Kku\Response\FarmRankItem;
use Uraus\Kku\Response\ResponseHouseRankfund;

/**
 * 财富排行榜DTO转换为Protobuf数据对象
 */
class WealthRankDto
{
    /**
     * 将财富排行榜DTO转换为Protobuf响应对象
     *
     * @param FarmWealthRankDto $dto
     * @return ResponseHouseRankfund
     */
    public static function toProtobuf(FarmWealthRankDto $dto): ResponseHouseRankfund
    {
        $response = new ResponseHouseRankfund();

        // 设置分页信息
        if (!empty($dto->page)) {
            $page = new ResponsePage();
            $page->setCurrentPage($dto->page['page'] ?? 1);
            $page->setPerPage($dto->page['per_page'] ?? 20);
            $page->setTotal($dto->page['total'] ?? 0);
            
            // 计算其他分页信息
            $total = $dto->page['total'] ?? 0;
            $perPage = $dto->page['per_page'] ?? 20;
            $currentPage = $dto->page['page'] ?? 1;
            $lastPage = $perPage > 0 ? ceil($total / $perPage) : 1;
            $hasMore = $currentPage < $lastPage;
            
            $page->setLastPage($lastPage);
            $page->setHasMore($hasMore);
            
            $response->setPage($page);
        }

        // 设置用户排名
        $response->setUserRank($dto->userRank);

        // 设置赛季
        $response->setReason($dto->reason);

        // 转换排行榜列表
        $rankItems = [];
        foreach ($dto->list as $item) {
            $rankItems[] = self::convertRankItem($item);
        }
        $response->setList($rankItems);

        return $response;
    }

    /**
     * 转换排行榜项目
     *
     * @param WealthRankItemDto $item
     * @return FarmRankItem
     */
    private static function convertRankItem(WealthRankItemDto $item): FarmRankItem
    {
        $rankItem = new FarmRankItem();
        $rankItem->setRank($item->rank);
        $rankItem->setLevel($item->houseLevel); // 设置房屋等级
        $rankItem->setUserId($item->userId);
        $rankItem->setNickname($item->nickname);
        $rankItem->setReason($item->reason);
        $rankItem->setFund2($item->wealth); // 设置财富值

        return $rankItem;
    }
}