/* This file is part of Clementine.
   Copyright 2010, David Sansome <me@davidsansome.com>

   Clementine 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 3 of the License, or
   (at your option) any later version.

   Clementine 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 Clementine.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "groupbydialog.h"
#include "ui_groupbydialog.h"

#include <QPushButton>

GroupByDialog::GroupByDialog(QWidget *parent)
  : QDialog(parent),
    ui_(new Ui_GroupByDialog)
{
  ui_->setupUi(this);
  Reset();

  mapping_.insert(Mapping(LibraryModel::GroupBy_None, 0));
  mapping_.insert(Mapping(LibraryModel::GroupBy_Album, 1));
  mapping_.insert(Mapping(LibraryModel::GroupBy_Artist, 2));
  mapping_.insert(Mapping(LibraryModel::GroupBy_AlbumArtist, 3));
  mapping_.insert(Mapping(LibraryModel::GroupBy_Composer, 4));
  mapping_.insert(Mapping(LibraryModel::GroupBy_FileType, 5));
  mapping_.insert(Mapping(LibraryModel::GroupBy_Genre, 6));
  mapping_.insert(Mapping(LibraryModel::GroupBy_Year, 7));
  mapping_.insert(Mapping(LibraryModel::GroupBy_YearAlbum, 8));
  mapping_.insert(Mapping(LibraryModel::GroupBy_Performer, 9));
  mapping_.insert(Mapping(LibraryModel::GroupBy_Grouping, 10));

  connect(ui_->button_box->button(QDialogButtonBox::Reset), SIGNAL(clicked()),
          SLOT(Reset()));

  resize(sizeHint());
}

GroupByDialog::~GroupByDialog() {
  delete ui_;
}

void GroupByDialog::Reset() {
  ui_->first->setCurrentIndex(2); // Artist
  ui_->second->setCurrentIndex(1); // Album
  ui_->third->setCurrentIndex(0); // None
}

void GroupByDialog::accept() {
  emit Accepted(LibraryModel::Grouping(
      mapping_.get<tag_index>().find(ui_->first->currentIndex())->group_by,
      mapping_.get<tag_index>().find(ui_->second->currentIndex())->group_by,
      mapping_.get<tag_index>().find(ui_->third->currentIndex())->group_by));
  QDialog::accept();
}

void GroupByDialog::LibraryGroupingChanged(const LibraryModel::Grouping& g) {
  ui_->first->setCurrentIndex(mapping_.get<tag_group_by>().find(g[0])->combo_box_index);
  ui_->second->setCurrentIndex(mapping_.get<tag_group_by>().find(g[1])->combo_box_index);
  ui_->third->setCurrentIndex(mapping_.get<tag_group_by>().find(g[2])->combo_box_index);
}