<?php

namespace App\Module\Game\Dto;

use App\Module\Game\Models\GameUserSkin;
use UCore\Dto\BaseDto;

/**
 * 用户皮肤DTO
 */
class UserSkinDto extends BaseDto
{
    /**
     * 用户ID
     *
     * @var int
     */
    public int $userId;

    /**
     * 当前使用的皮肤ID
     *
     * @var int
     */
    public int $currentSkinId;

    /**
     * 拥有的皮肤ID数组
     *
     * @var array
     */
    public array $ownedSkins;

    /**
     * 当前皮肤名称
     *
     * @var string
     */
    public string $currentSkinName;

    /**
     * 拥有的皮肤详情（包含ID和名称）
     *
     * @var array
     */
    public array $ownedSkinsDetail;

    /**
     * 从模型创建DTO
     *
     * @param GameUserSkin $model
     * @return static
     */
    public static function fromModel(GameUserSkin $model): static
    {
        $dto = new static();
        $dto->userId = $model->user_id;
        $dto->currentSkinId = $model->current_skin_id;
        $dto->ownedSkins = $model->getOwnedSkinsArrayAttribute();
        $dto->currentSkinName = GameUserSkin::getSkinName($model->current_skin_id);
        
        // 构建拥有的皮肤详情
        $dto->ownedSkinsDetail = [];
        foreach ($dto->ownedSkins as $skinId) {
            $dto->ownedSkinsDetail[] = [
                'id' => $skinId,
                'name' => GameUserSkin::getSkinName($skinId),
                'is_current' => $skinId === $dto->currentSkinId,
            ];
        }
        
        return $dto;
    }

    /**
     * 转换为数组
     *
     * @return array
     */
    public function toArray(): array
    {
        return [
            'user_id' => $this->userId,
            'current_skin_id' => $this->currentSkinId,
            'current_skin_name' => $this->currentSkinName,
            'owned_skins' => $this->ownedSkins,
            'owned_skins_detail' => $this->ownedSkinsDetail,
        ];
    }

    /**
     * 检查是否拥有指定皮肤
     *
     * @param int $skinId
     * @return bool
     */
    public function hasSkin(int $skinId): bool
    {
        return in_array($skinId, $this->ownedSkins);
    }

    /**
     * 获取拥有的皮肤数量
     *
     * @return int
     */
    public function getOwnedSkinsCount(): int
    {
        return count($this->ownedSkins);
    }
}