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/***************************************************************************
* Copyright (C) 2013 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <QFileInfo>
#include <QDateTime>
#include <QtAlgorithms>
#include "playlistmodel.h"
#include "playlistcontainer_p.h"
void PlayListContainer::addTracks(QList<PlayListTrack *> tracks)
{
foreach(PlayListTrack *t, tracks)
addTrack(t);
}
void PlayListContainer::sort(int mode)
{
QList<PlayListTrack *> tracks = takeAllTracks();
doSort(mode, tracks);
addTracks(tracks);
}
void PlayListContainer::sortSelection(int mode)
{
QList<PlayListTrack *> tracks = takeAllTracks();
QList<PlayListTrack *> selected_tracks;
QList<int> selected_indexes;
for(int i = 0; i < tracks.count(); ++i)
{
if(tracks[i]->isSelected())
{
selected_tracks.append(tracks[i]);
selected_indexes.append(i);
}
}
doSort(mode, selected_tracks);
for (int i = 0; i < selected_indexes.count(); i++)
tracks.replace(selected_indexes[i], selected_tracks[i]);
addTracks(tracks);
}
////===============THE BEGINNING OF SORT IMPLEMENTATION =======================////
// First we'll implement bundle of static compare procedures
// to sort items in different ways
//by title
static bool _titleLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->value(Qmmp::TITLE), s2->value(Qmmp::TITLE)) < 0;
}
static bool _titleGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->value(Qmmp::TITLE), s2->value(Qmmp::TITLE)) > 0;
}
//by album+disc
static bool _discnumberLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->value(Qmmp::DISCNUMBER), s2->value(Qmmp::DISCNUMBER)) < 0;
}
static bool _discnumberGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->value(Qmmp::DISCNUMBER), s2->value(Qmmp::DISCNUMBER)) > 0;
}
//by album
static bool _albumLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->value(Qmmp::ALBUM), s2->value(Qmmp::ALBUM)) < 0;
}
static bool _albumGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->value(Qmmp::ALBUM), s2->value(Qmmp::ALBUM)) > 0;
}
//by artist
static bool _artistLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->value(Qmmp::ARTIST), s2->value(Qmmp::ARTIST)) < 0;
}
static bool _artistGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->value(Qmmp::ARTIST), s2->value(Qmmp::ARTIST)) > 0;
}
//by path
static bool _pathAndFilenameLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->url(), s2->url()) < 0;
}
static bool _pathAndFilenameGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QString::localeAwareCompare (s1->url(), s2->url()) > 0;
}
//by file name
static bool _filenameLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
QFileInfo i_s1(s1->url());
QFileInfo i_s2(s2->url());
return QString::localeAwareCompare (i_s1.baseName(), i_s2.baseName()) < 0;
}
static bool _filenameGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
QFileInfo i_s1(s1->url());
QFileInfo i_s2(s2->url());
return QString::localeAwareCompare (i_s1.baseName(), i_s2.baseName()) > 0;
}
//by date
static bool _dateLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return s1->value(Qmmp::YEAR).toInt() < s2->value(Qmmp::YEAR).toInt();
}
static bool _dateGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return s1->value(Qmmp::YEAR).toInt() > s2->value(Qmmp::YEAR).toInt();
}
//by track
static bool _trackLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return s1->value(Qmmp::TRACK).toInt() < s2->value(Qmmp::TRACK).toInt();
}
static bool _trackGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return s1->value(Qmmp::TRACK).toInt() > s2->value(Qmmp::TRACK).toInt();
}
//by file creation date
static bool _fileCreationDateLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QFileInfo(s1->value(Qmmp::URL)).created() < QFileInfo(s2->value(Qmmp::URL)).created();
}
static bool _fileCreationDateGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QFileInfo(s1->value(Qmmp::URL)).created() > QFileInfo(s2->value(Qmmp::URL)).created();
}
//by file modification date
static bool _fileModificationDateLessComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QFileInfo(s1->value(Qmmp::URL)).lastModified() < QFileInfo(s2->value(Qmmp::URL)).lastModified();
}
static bool _fileModificationDateGreaterComparator(PlayListTrack* s1,PlayListTrack* s2)
{
return QFileInfo(s1->value(Qmmp::URL)).lastModified() > QFileInfo(s2->value(Qmmp::URL)).lastModified();
}
void PlayListContainer::doSort(int sort_mode, QList<PlayListTrack*>& list_to_sort)
{
QList<PlayListTrack*>::iterator begin;
QList<PlayListTrack*>::iterator end;
begin = list_to_sort.begin();
end = list_to_sort.end();
bool(*compareLessFunc)(PlayListTrack*,PlayListTrack*) = 0;
bool(*compareGreaterFunc)(PlayListTrack*,PlayListTrack*) = 0;
switch (sort_mode)
{
case PlayListModel::TITLE:
compareLessFunc = _titleLessComparator;
compareGreaterFunc = _titleGreaterComparator;
break;
case PlayListModel::DISCNUMBER:
compareLessFunc = _discnumberLessComparator;
compareGreaterFunc = _discnumberGreaterComparator;
break;
case PlayListModel::ALBUM:
compareLessFunc = _albumLessComparator;
compareGreaterFunc = _albumGreaterComparator;
break;
case PlayListModel::ARTIST:
compareLessFunc = _artistLessComparator;
compareGreaterFunc = _artistGreaterComparator;
break;
case PlayListModel::FILENAME:
compareLessFunc = _filenameLessComparator;
compareGreaterFunc = _filenameGreaterComparator;
break;
case PlayListModel::PATH_AND_FILENAME:
compareLessFunc = _pathAndFilenameLessComparator;
compareGreaterFunc = _pathAndFilenameGreaterComparator;
break;
case PlayListModel::DATE:
compareLessFunc = _dateLessComparator;
compareGreaterFunc = _dateGreaterComparator;
break;
case PlayListModel::TRACK:
compareLessFunc = _trackLessComparator;
compareGreaterFunc = _trackGreaterComparator;
break;
case PlayListModel::FILE_CREATION_DATE:
compareLessFunc = _fileCreationDateLessComparator;
compareGreaterFunc = _fileCreationDateGreaterComparator;
break;
case PlayListModel::FILE_MODIFICATION_DATE:
compareLessFunc = _fileModificationDateLessComparator;
compareGreaterFunc = _fileModificationDateGreaterComparator;
break;
default:
compareLessFunc = _titleLessComparator;
compareGreaterFunc = _titleGreaterComparator;
}
static bool sorted_asc = false;
if (!sorted_asc)
{
qStableSort(begin,end,compareLessFunc);
sorted_asc = true;
}
else
{
qStableSort(begin,end,compareGreaterFunc);
sorted_asc = false;
}
}
////=============== THE END OF SORT IMPLEMENTATION =======================////
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