/*****************************************************************************
 * This file is part of Kiten, a KDE Japanese Reference Tool                 *
 * Copyright (C) 2006 Joseph Kerian <jkerian@gmail.com>                      *
 *                                                                           *
 * This library is free software; you can redistribute it and/or             *
 * modify it under the terms of the GNU Library General Public               *
 * License as published by the Free Software Foundation; either              *
 * version 2 of the License, or (at your option) any later version.          *
 *                                                                           *
 * This library 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         *
 * Library General Public License for more details.                          *
 *                                                                           *
 * You should have received a copy of the GNU Library General Public License *
 * along with this library; see the file COPYING.LIB.  If not, write to      *
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,      *
 * Boston, MA 02110-1301, USA.                                               *
 *****************************************************************************/

#include "dictfilefieldselector.h"

#include <KActionSelector>
#include <KConfigSkeleton>
#include <KLocale>

#include <QFrame>
#include <QLayout>
#include <QListWidget>
#include <QString>
#include <QStringList>
#include <QVBoxLayout>
#include <QWidget>

DictFileFieldSelector::DictFileFieldSelector( KConfigSkeleton *config,
                       const QString &dictionaryTypeName, QWidget *parent )
: DictionaryPreferenceDialog( parent, dictionaryTypeName )
, m_dictName( dictionaryTypeName )
{
  QVBoxLayout *newTabLayout = new QVBoxLayout();

  //Make selection box
  m_listView = new KActionSelector();
  m_listView->setAvailableLabel( i18n( "&Available Fields:" ) );
  newTabLayout->addWidget( m_listView );

  //Add layout to our widget
  this->setLayout( newTabLayout );

  //Create Default List
  m_completeList.append( "--NewLine--" );
  m_completeList.append( "--NewLine--" );
  m_completeList.append( "--NewLine--" );
  m_completeList.append( "Word/Kanji" );
  m_completeList.append( "Reading" );
  m_completeList.append( "Meaning" );

  //Make connections
  connect( m_listView, SIGNAL( added( QListWidgetItem* ) )
             , this,   SLOT( settingChanged() ) );
  connect( m_listView, SIGNAL( removed( QListWidgetItem* ) ),
               this,   SLOT( settingChanged() ) );
  connect( m_listView, SIGNAL( movedUp( QListWidgetItem* ) ),
               this,   SLOT( settingChanged() ) );
  connect( m_listView, SIGNAL( movedDown( QListWidgetItem* ) ),
               this,   SLOT( settingChanged() ) );

  m_config = config;
  updateWidgets();
}

DictFileFieldSelector::~DictFileFieldSelector()
{
}

void DictFileFieldSelector::addAvailable( const QStringList &list )
{
  m_completeList += list;
  updateWidgets();
}

void DictFileFieldSelector::readFromPrefs()
{
  QStringList selectedList;

  m_config->setCurrentGroup( "dicts_" + m_dictName );

  QStringList actionList = m_completeList;
  QString itemName = m_dictName + "__displayFields";
  KConfigSkeletonItem *item = m_config->findItem( itemName );
  if( item != NULL )
  {
    selectedList = item->property().toStringList();
  }
  else
  {
    //it's not currently in the preferences list
    m_config->addItem(  new KConfigSkeleton::ItemStringList(  "dicts_" + m_dictName
                                                          , itemName
                                                          , *new QStringList() )
                    , itemName );
    m_config->readConfig();
    selectedList = m_config->findItem( itemName )->property().toStringList();
  }

  foreach( const QString &it, selectedList)
  {
    actionList.removeAt( actionList.indexOf( it ) ); //don't just use remove()... will remove all
  }

  m_listView->availableListWidget()->clear();
  m_listView->selectedListWidget()->clear();
  m_listView->availableListWidget()->addItems( actionList );
  m_listView->selectedListWidget()->addItems( selectedList );
}

void DictFileFieldSelector::setAvailable( const QStringList &list )
{
  m_completeList = list;
  updateWidgets();
}

void DictFileFieldSelector::setDefaultList( const QStringList &list )
{
  m_defaultList = list;
}

void DictFileFieldSelector::settingChanged()
{
  emit widgetChanged();
}

void DictFileFieldSelector::updateSettings()
{
  writeToPrefs();
}

void DictFileFieldSelector::updateWidgets()
{
  readFromPrefs();
}

void DictFileFieldSelector::updateWidgetsDefault()
{
}

void DictFileFieldSelector::writeToPrefs()
{
  m_config->setCurrentGroup( "dicts_" + m_dictName );
  QStringList theList;
  KConfigSkeletonItem *item;
  QString itemName;

  for( int i = 0; i < m_listView->selectedListWidget()->count(); i++ )
  {
    theList.append( m_listView->selectedListWidget()->item( i )->text() );
  }

  itemName = m_dictName + "__displayFields";
  item = m_config->findItem( itemName );
  if( ! item )
  {
    item = new KConfigSkeleton::ItemStringList( "dicts_" + m_dictName, itemName, *new QStringList() );
    m_config->addItem( item, itemName );
  }
  item->setProperty( theList );

  m_config->writeConfig();
}

#include "dictfilefieldselector.moc"
