/*
  Copyright (c) 2013 Sérgio Martins <iamsergio@gmail.com>

  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.

  As a special exception, permission is given to link this program
  with any edition of Qt, and distribute the resulting executable,
  without including the source code for Qt in the source distribution.
*/

#include "calendarsingleton.h"
#include "kcalprefs.h"

#include <Akonadi/Calendar/ETMCalendar>
#include <KCalCore/Person>

#include <QCoreApplication>

/**
 * Singleton is implemented through qApp parenting because we can't rely on K_GLOBAL_STATIC.
 *
 * QWidgets and QAbstractItemModels can't be global because their dtor depends on other globals
 * and the order of global destruction is undefined.
 */
Akonadi::ETMCalendar::Ptr CalendarSupport::calendarSingleton(bool createIfNull)
{
    static Akonadi::ETMCalendar::Ptr calendar;

    if (!calendar && createIfNull) {
        calendar = Akonadi::ETMCalendar::Ptr(new Akonadi::ETMCalendar());
        calendar->setCollectionFilteringEnabled(false);
        calendar->setOwner(KCalCore::Person::Ptr(new KCalCore::Person(KCalPrefs::instance()->fullName(),
                                                                      KCalPrefs::instance()->email())));
    }

    return calendar;
}