<?php

namespace App\Services;

use AlibabaCloud\Client\AlibabaCloud;
use AlibabaCloud\Client\Exception\ClientException;
use AlibabaCloud\Client\Exception\ServerException;
use Illuminate\Support\Arr;

class AliStsService
{
    protected $accessId;

    protected $accessKey;

    protected $regionId;

    public function __construct()
    {
        $this->accessId = config('filesystems.disks.aliyun.access_id', '');
        $this->accessKey = config('filesystems.disks.aliyun.access_key', '');
        $this->regionId = config('filesystems.disks.aliyun.region', '');

        //构建一个阿里云客户端，用于发起请求。
        //构建阿里云客户端时需要设置AccessKey ID和AccessKey Secret。
        AlibabaCloud::accessKeyClient($this->accessId, $this->accessKey)
                    ->regionId($this->regionId)
                    ->asDefaultClient();
    }

    /**
     * 创建临时凭证
     *
     * @param string $sessionName
     * @param integer $expireSeconds
     * @return array
     */
    public function createSts(string $sessionName, int $expireSeconds = 3600)
    {
        //设置参数，发起请求。关于参数含义和设置方法，请参见《API参考》。
        try {
            $result = AlibabaCloud::rpc()
                    ->product('Sts')
                    ->scheme('https') // https | http
                    ->version('2015-04-01')
                    ->action('AssumeRole')
                    ->method('POST')
                    ->host(config('filesystems.disks.aliyun.sts_host'))
                    ->options([
                        'query' => [
                            'RegionId' => $this->regionId,
                            'RoleArn' => config('filesystems.disks.aliyun.sts_arn'),
                            'RoleSessionName' => $sessionName,
                            'DurationSeconds' => $expireSeconds,
                        ],
                    ])
                    ->request();
            return Arr::get($result->toArray(), 'Credentials', []);
        } catch (ClientException $e) {
            report($e);
            // dd($e->getErrorMessage());
            // echo $e->getErrorMessage() . PHP_EOL;
        } catch (ServerException $e) {
            report($e);
            // echo $e->getErrorMessage() . PHP_EOL;
        }
        return [];
    }
}