<?php

namespace App\Servers\Aliyun;

use OSS\OssClient;
use OSS\Core\OssException;
use App\Facades\Servers\Logs\Log;
use OSS\Credentials\StaticCredentialsProvider;

/**
 * 阿里oss
 *
 * @author    jun
 */

class Oss {

    private \OSS\OssClient $ossClient;

    function __construct()
    {
        $accessKeyId        =   config('aliyun.accessKeyId','');
        $accessKeySecret    =   config('aliyun.accessKeySecret','');
        $provider           =   new StaticCredentialsProvider($accessKeyId,$accessKeySecret);
        $endpoint           =   "https://oss-cn-shenzhen.aliyuncs.com";
        $config = array(
            "provider" => $provider,
            "endpoint" => $endpoint,
            "signatureVersion" => OssClient::OSS_SIGNATURE_VERSION_V4,
            "region"=> "cn-shenzhen"
        );
        $this->ossClient    = new OssClient($config);
    }
    /**
     *  使用签名URL上传
     * @param string 	bucket	存储空间名称
     * @param string 	object	不包含Bucket名称在内的Object完整路径
     *
     * */
    function signUrl($bucket, $object, $options=['Content-Type'=>'multipart/form-data'] )
    {
        // 指定签名URL的过期时间为600s（最长可达32400s）。
        $timeout = 600;
        try {
            // 生成签名URL。
            $signedUrl = $this->ossClient->signUrl($bucket, $object, $timeout, "PUT",$options);
            // 返回结果
            return $signedUrl;
        } catch (OssException $e) {
            Log::error('oss/signUrl','获取签名URL上传失败，错误：'.json_encode($e->getMessage()));
            return ['error'=>$e->getMessage()];
        }
    }
    
}