ocarina/core/tags/track.cpp

/**
 * @file
 * Copyright 2014 (c) Anna Schumaker.
 */
#include <core/tags/track.h>

#include <sstream>


Track :: Track()
       : GenericTag(),
	 _album(NULL), _artist(NULL), _genre(NULL), _library(NULL),
	 _count(0), _length(0), _track(0), last_year(0), last_month(0), last_day(0)
{}

Track :: Track(Album *album, Artist *artist, Genre *genre, Library *library,
	       const std::string &filepath, const std::string &name,
	       unsigned int length, unsigned int track)
       : GenericTag(name),
	 _album(album), _artist(artist), _genre(genre), _library(library),
	 _count(0), _length(length), _track(track),
	 _path(filepath.substr(library->primary_key().size() + 1))
{
	_library->inc_size();
}

Track :: ~Track()
{
	if (_library)
		_library->dec_size();
}

Album   *Track :: album()   { return _album;   }
Artist  *Track :: artist()  { return _artist;  }
Genre   *Track :: genre()   { return _genre;   }
Library *Track :: library() { return _library; }

unsigned int Track :: count()  { return _count;  }
unsigned int Track :: length() { return _length; }
unsigned int Track :: track()  { return _track;  }

const std::string Track :: path() const
{
	if (_library)
		return _library->primary_key() + "/" + _path;
	return "";
}

const std::string Track :: length_str() const
{
	std::stringstream ss;
	unsigned int minutes = _length / 60;
	unsigned int seconds = _length % 60;

	ss << minutes << ":";
	if (seconds < 10)
		ss << 0;
	ss << seconds;
	return ss.str();
}

const std::string Track :: primary_key() const
{
	std::stringstream ss;
	if (_library)
		ss << _library->index() << "/" << _path;
	return ss.str();
}