<?php

namespace App\Module\Game\Dtos;

use App\Module\Fund\Enums\FUND_TYPE;
use UCore\Dto\BaseDto;

/**
 * 资金变更临时数据传输对象
 *
 * 用于存储和传输资金变更的临时数据
 */
class FundChangeTempDto extends BaseDto
{
    /**
     * 资金类型ID
     *
     * @var int
     */
    public int $fundId;

    /**
     * 旧余额
     *
     * @var int
     */
    public int $oldBalance;

    /**
     * 新余额
     *
     * @var int
     */
    public int $newBalance;

    /**
     * 变化量
     *
     * @var int
     */
    public int $changeAmount;

    /**
     * 更新时间戳
     *
     * @var int
     */
    public int $updatedAt;

    /**
     * 从数组创建DTO
     *
     * @param array $data 数据数组
     * @return self
     */
    public static function fromArray(array $data): static
    {
        $dto = new self();
        $dto->fundId = $data['fund_id'] ?? 0;
        $dto->oldBalance = $data['old_balance'] ?? 0;
        $dto->newBalance = $data['new_balance'] ?? 0;
        $dto->changeAmount = $data['change_amount'] ?? 0;
        $dto->updatedAt = $data['updated_at'] ?? time();

        return $dto;
    }

    /**
     * 转换为数组
     *
     * @return array
     */
    public function toArray(): array
    {
        return [
            'fund_id' => $this->fundId instanceof FUND_TYPE ? $this->fundId->value : $this->fundId,
            'old_balance' => $this->oldBalance,
            'new_balance' => $this->newBalance,
            'change_amount' => $this->changeAmount,
            'updated_at' => $this->updatedAt,
        ];
    }
}