/*
 * Copyright (c) 1996-1998 Stefan Taferner <taferner@kde.org>
 *
 * 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 "filteractionwithfolder.h"

#include "../folderrequester.h"
#include "../mailkernel.h"
#include "../mailutil.h"
#include "filteractionmissingargumentdialog.h"

#include <QTextDocument>
#include <QPointer>

using namespace MailCommon;

FilterActionWithFolder::FilterActionWithFolder( const char *name, const QString &label, QObject *parent )
  : FilterAction( name, label, parent )
{
}

bool FilterActionWithFolder::isEmpty() const
{
  return !mFolder.isValid();
}

QWidget* FilterActionWithFolder::createParamWidget( QWidget *parent ) const
{
  FolderRequester *requester = new FolderRequester( parent );
  requester->setShowOutbox( false );
  setParamWidgetValue( requester );

  connect( requester, SIGNAL(folderChanged(Akonadi::Collection)),
           this, SIGNAL(filterActionModified()) );

  return requester;
}

void FilterActionWithFolder::applyParamWidgetValue( QWidget *paramWidget )
{
  mFolder = static_cast<FolderRequester*>( paramWidget )->collection();
}

void FilterActionWithFolder::setParamWidgetValue( QWidget *paramWidget ) const
{
  static_cast<FolderRequester*>( paramWidget )->setCollection( mFolder );
}

void FilterActionWithFolder::clearParamWidget( QWidget *paramWidget ) const
{
  static_cast<FolderRequester*>( paramWidget )->setCollection( CommonKernel->draftsCollectionFolder() );
}

bool FilterActionWithFolder::argsFromStringInteractive( const QString &argsStr , const QString& name)
{
  bool needUpdate = false;
  argsFromString( argsStr );
  if ( !mFolder.isValid() ) {
    bool exactPath = false;
    Akonadi::Collection::List lst = FilterActionMissingCollectionDialog::potentialCorrectFolders( argsStr, exactPath );
    if ( lst.count() == 1 && exactPath )
      mFolder = lst.at( 0 );
    else {
      QPointer<FilterActionMissingCollectionDialog> dlg = new FilterActionMissingCollectionDialog( lst, name, argsStr );
      if ( dlg->exec() ) {
        mFolder = dlg->selectedCollection();
        needUpdate = true;
      }
      delete dlg;
    }
  }
  return needUpdate;
}

QString FilterActionWithFolder::argsAsStringReal() const
{
  if ( KernelIf->collectionModel() )
    return MailCommon::Util::fullCollectionPath( mFolder );
  return FilterActionWithFolder::argsAsString();
}

void FilterActionWithFolder::argsFromString( const QString &argsStr )
{
  bool ok = false;
  const Akonadi::Collection::Id id = argsStr.toLongLong( &ok );
  if ( ok ) {
    mFolder = Akonadi::Collection( id );
  } else {
    mFolder = Akonadi::Collection();
  }
}

QString FilterActionWithFolder::argsAsString() const
{
  QString result;
  if ( mFolder.isValid() )
    result = QString::number( mFolder.id() );

  return result;
}

QString FilterActionWithFolder::displayString() const
{
  QString result;
  if ( mFolder.isValid() )
    result = MailCommon::Util::fullCollectionPath(MailCommon::Util::updatedCollection( mFolder ));

  return label() + QLatin1String( " \"" ) + Qt::escape( result ) + QLatin1String( "\"" );
}

bool FilterActionWithFolder::folderRemoved( const Akonadi::Collection &oldFolder, const Akonadi::Collection &newFolder )
{
  if ( oldFolder == mFolder ) {
    mFolder = newFolder;
    return true;
  } else
    return false;
}


#include "filteractionwithfolder.moc"
