<?php
namespace app\common\library;

use Aws\S3\S3Client;
use think\Db;
use aws\CommandInterface;
use think\Exception;

class uploadToCloud{

    protected $accessKeyId = 'C5Z60UI32XPFXWCQJ55V'; //移动附件
    protected $secretAccessKey = 'IXrSTXBk0NJG8xb8D6GwuQIO1iPpNxKA8WtBcCa1'; //移动附件
    protected $bucket = 'gyyannex'; //移动附件
    protected $endpoint = 'http://eos-beijing-7.cmecloud.cn'; //移动附件
    protected $secondAccessKeyId = 'E7JG3AP34GU5DBU9A814'; //移动大文件
    protected $secondSecretAccessKey = 'jbnJowBQxwlKXP9ThfcBhzo9NNJPckz3jX2hGF5a'; //移动大文件
    protected $secondBucket1 = 'annexjn2'; //移动大文件-存储
    protected $secondBucket2 = 'tempjn2'; //移动大文件-临时
    protected $secondEndpointDown = 'http://eos.jinan-4.cmecloud.cn'; //移动外网大文件
    protected $secondEndpoint = 'http://eos.jinan-4-internal.cmecloud.cn'; //移动内网大文件

    /*
     * key 存储文件路径
     * source_file 本地文件路径
     */
    public function upload($key,$source_file,$bucket=1,$access=1,$secret=1,$point=1)
    {
        set_time_limit(0);
        switch ($point)
        {
            case 2:
                $endpoint = $this->secondEndpoint;
                break;
            case 1:
            default:
            $endpoint = $this->endpoint;
        }
        switch ($access)
        {
            case 2:
                $accessKeyId = $this->secondAccessKeyId;
                break;
            case 1:
            default:
            $accessKeyId = $this->accessKeyId;
        }
        switch ($secret)
        {
            case 2:
                $secretAccessKey = $this->secondSecretAccessKey;
                break;
            case 1:
            default:
            $secretAccessKey = $this->secretAccessKey;
        }
        $s3 = new S3Client([
            'region'          => 'us-standard',
            'version'         => 'latest',
            'endpoint'        =>  $endpoint,
            'bucket_endpoint' => false,
            'credentials' => [
                'key'    => $accessKeyId,
                'secret' => $secretAccessKey,
            ],
        ]);
//        $acl         = 'public-read';
        $acl         = 'private';
        switch ($bucket)
        {
            case 2:
                $bucket      = $this->secondBucket1;
                break;
            case 3:
                $bucket      = $this->secondBucket2;
                break;
            case 1:
            default:
                $bucket      = $this->bucket;
                break;
        }
        $return = $s3->upload($bucket, $key, fopen($source_file, 'rb'), $acl);
        return $return;
    }


    public function down($file)
    {
        set_time_limit(0);
        $endpoint = $this->endpoint;
        $accessKeyId = $this->accessKeyId;
        $secretAccessKey = $this->secretAccessKey;
        $bucket      = $this->bucket;
        $s3 = new S3Client([
            'region'          => 'us-standard',
            'version'         => 'latest',
            'endpoint'        =>  $endpoint,
            'bucket_endpoint' => false,
            'credentials' => [
                'key'    => $accessKeyId,
                'secret' => $secretAccessKey,
            ],
        ]);
        $result = $s3->getObject(array(
            'Bucket' => $bucket,
            'Key'    => 'cs/hello.txt',
            // 'Range'  => 'bytes=0-20' // 只下载文件的前 20 个字节
//            'SaveAs' => './savetolocal.txt'
        ));
        var_dump($result);die;
        return $result['Body'];
    }

    public function makeUrl($key,$fileType='attachment',$expires='+12 hours',$bucket='')
    {
        try
        {
            if(empty($key))
            {
                return '';
            }
            $key = ltrim($key,'/');
            $arr = explode('/',$key);
            $filename = $arr[count($arr)-1];
            set_time_limit(0);
            $endpoint = $this->endpoint;
            $accessKeyId = $this->accessKeyId;
            $secretAccessKey = $this->secretAccessKey;
            if(empty($bucket))
            {
                $bucket      = $this->bucket;
            }
            $s3 = new S3Client([
                'region'          => 'us-standard',
                'version'         => 'latest',
                'endpoint'        =>  $endpoint,
                'bucket_endpoint' => false,
                'credentials' => [
                    'key'    => $accessKeyId,
                    'secret' => $secretAccessKey,
                ],
            ]);
            $cmd = $s3->getCommand('GetObject',[
                'Bucket'=>$bucket,
                'Key'=>$key,
                'ResponseContentDisposition'=>$fileType.';filename='.$filename
            ]);
            $result = $s3->createPresignedRequest($cmd,$expires);
            // 路径
            $return = (string)$result->getRequestTarget() ?? '';
            //完整url
//            $return = (string)$result->getUri() ?? '';
            return $return;
        }catch (Exception $e)
        {
            return '';
        }
    }

    // 移动云大文件获取
    public function makeCloudUrl($key,$fileType='attachment',$bucket='2',$expires='+12 hours')
    {
        try
        {
            if(empty($key))
            {
                return '';
            }
            $key = ltrim($key,'/');
            $arr = explode('/',$key);
            $filename = $arr[count($arr)-1];
            set_time_limit(0);
            $endpoint = $this->secondEndpointDown;
            $accessKeyId = $this->secondAccessKeyId;
            $secretAccessKey = $this->secondSecretAccessKey;
            switch ($bucket)
            {
                case 2:
                    $bucket      = $this->secondBucket1;
                    break;
                case 3:
                    $bucket      = $this->secondBucket2;
                    break;
                case 1:
                default:
                    $bucket      = $this->bucket;
                    break;
            }
            $s3 = new S3Client([
                'region'          => 'us-standard',
                'version'         => 'latest',
                'endpoint'        =>  $endpoint,
                'bucket_endpoint' => false,
                'credentials' => [
                    'key'    => $accessKeyId,
                    'secret' => $secretAccessKey,
                ],
            ]);
            $cmd = $s3->getCommand('GetObject',[
                'Bucket'=>$bucket,
                'Key'=>$key,
                'ResponseContentDisposition'=>$fileType.';filename='.$filename
            ]);
            $result = $s3->createPresignedRequest($cmd,$expires);
            // 路径
            $return = (string)$result->getRequestTarget() ?? '';
            //完整url
//            $return = (string)$result->getUri() ?? '';
            return $return;
        }catch (Exception $e)
        {
            return '';
        }
    }
}