<?php

/**
 * ConvertedPlaylistArchiveStream class.
 */

namespace Alltube\Stream;

use Alltube\Library\Exception\AlltubeLibraryException;
use Alltube\Library\Video;
use Slim\Http\Stream;

/**
 * Class used to create a Zip archive from converted playlists entries.
 */
class ConvertedPlaylistArchiveStream extends PlaylistArchiveStream
{
    /**
     * Start streaming a new video.
     *
     * @param Video $video Video to stream
     *
     * @return void
     * @throws AlltubeLibraryException
     */
    protected function startVideoStream(Video $video)
    {
        $this->curVideoStream = new Stream($this->downloader->getAudioStream($video));

        $this->init_file_stream_transfer(
            $video->getFileNameWithExtension('mp3'),
            // The ZIP format does not care about the file size.
            0
        );
    }
}