/*
    This file is part of libkabc.
    Copyright (c) 2004 Tobias Koenig <tokoe@kde.org>

    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 "sortmode.h"
#include "field.h"

using namespace KABC;

SortMode::~SortMode()
{
}

class NameSortMode::Private
{
  public:
    NameType mNameType;
    bool mAscendingOrder;
};

NameSortMode::NameSortMode()
 : d( new Private )
{
  d->mNameType = FormattedName;
  d->mAscendingOrder = true;
}

NameSortMode::NameSortMode( NameType type, bool ascending )
  : d( new Private )
{
  d->mNameType = type;
  d->mAscendingOrder = ascending;
}

NameSortMode::~NameSortMode()
{
  delete d;
}

bool NameSortMode::lesser( const KABC::Addressee &first, const KABC::Addressee &second ) const
{
  bool lesser = false;

  switch ( d->mNameType ) {
    case FormattedName:
      lesser = QString::localeAwareCompare( first.formattedName(), second.formattedName() ) < 0;
      break;
    case FamilyName:
      lesser = QString::localeAwareCompare( first.familyName(), second.familyName() ) < 0;
      break;
    case GivenName:
      lesser = QString::localeAwareCompare( first.givenName(), second.givenName() ) < 0;
      break;
    default:
      lesser = false;
      break;
  }

  if ( !d->mAscendingOrder ) {
    lesser = !lesser;
  }

  return lesser;
}

class FieldSortMode::Private
{
  public:
    KABC::Field *mField;
    bool mAscendingOrder;
};

FieldSortMode::FieldSortMode( KABC::Field *field, bool ascending )
  : d( new Private )
{
  d->mField = field;
  d->mAscendingOrder = ascending;
}

FieldSortMode::~FieldSortMode()
{
  delete d;
}

bool FieldSortMode::lesser( const KABC::Addressee &first, const KABC::Addressee &second ) const
{
  if ( !d->mField ) {
    return false;
  } else {
    bool lesser =
      QString::localeAwareCompare( d->mField->value( first ), d->mField->value( second ) ) < 0;
    if ( !d->mAscendingOrder ) {
      lesser = !lesser;
    }

    return lesser;
  }
}