Pony.fm/app/models/Commands/AddTrackToPlaylistCommand.php
2013-08-21 15:45:33 -05:00

43 lines
No EOL
1.1 KiB
PHP

<?php
namespace Commands;
use Entities\Album;
use Entities\Favourite;
use Entities\Playlist;
use Entities\Track;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\DB;
class AddTrackToPlaylistCommand extends CommandBase {
private $_track;
private $_playlist;
function __construct($playlistId, $trackId) {
$this->_playlist = Playlist::find($playlistId);
$this->_track = Track::find($trackId);
}
/**
* @return bool
*/
public function authorize() {
$user = Auth::user();
return $user != null && $this->_playlist && $this->_track && $this->_playlist->user_id == $user->id;
}
/**
* @throws \Exception
* @return CommandResponse
*/
public function execute() {
$songIndex = $this->_playlist->tracks()->count() + 1;
$this->_playlist->tracks()->attach($this->_track, ['position' => $songIndex]);
Playlist::whereId($this->_playlist->id)->update([
'track_count' => DB::raw('(SELECT COUNT(id) FROM playlist_track WHERE playlist_id = ' . $this->_playlist->id . ')')
]);
return CommandResponse::succeed(['message' => 'Track added!']);
}
}