Upload files to google drive

gistfile1.txt

 // Get the API client and construct the service object.
        $client = self::getClient();
        $service = new Google_Service_Drive($client);
        // Now lets try and send the metadata as well using multipart!
        $file = new Google_Service_Drive_DriveFile();
        $file->setName("Hello World!");
        $result2 = $service->files->create(
            $file,
            array(
                'data' => file_get_contents(request()->file),
                'mimeType' => 'application/octet-stream',
                'uploadType' => 'multipart'
            )
        );