/****************************************************************************

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the Qt Mobility Components.

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

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** $QT_END_LICENSE$

**

****************************************************************************/

#include "qmessagesortorder.h"

#include "qmessagesortorder_p.h"

#include "qmessage_p.h"

#define COMPARE(x,y) \

if ((x) < (y)) { \

    return true; \

} else if ((y) < (x)) { \

    return false; \

} else { \

    continue; \

}

QTM_BEGIN_NAMESPACE

QMessageSortOrderPrivate::QMessageSortOrderPrivate(QMessageSortOrder *sortOrder)

 : q_ptr(sortOrder),

   _valid(true)

{

}

QMessageSortOrder QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Field field, Qt::SortOrder order)

{

    QMessageSortOrder result;

    QPair<QMessageSortOrderPrivate::Field, Qt::SortOrder> fieldOrder(field, order);

    result.d_ptr->_fieldOrderList.append(fieldOrder);

    return result;

}

QMessageSortOrderPrivate* QMessageSortOrderPrivate::implementation(const QMessageSortOrder &sortOrder)

{

    return sortOrder.d_ptr;

}

bool QMessageSortOrderPrivate::lessThan(const QMessageSortOrder &sortOrder,

                                       const QMessage &message1, const QMessage &message2)

{

    QMessageSortOrderPrivate *d(sortOrder.d_ptr);

    QList<QPair<Field, Qt::SortOrder> >::iterator it(d->_fieldOrderList.begin());

    while (it != d->_fieldOrderList.end()) {

        Field field((*it).first);

        Qt::SortOrder order((*it).second);

        ++it;

        const QMessage *left;

        const QMessage *right;

        if (order == Qt::AscendingOrder) {

            left = &message1;

            right = &message2; 

        } else {

            left = &message2;

            right = &message1; 

        }

        switch (field)

        {

        case Type: COMPARE(left->type(), right->type())

        case Sender: COMPARE(QMessagePrivate::senderName(*left), QMessagePrivate::senderName(*right)); 

        case Recipients: {

            QString leftStr;

            QString rightStr;

            foreach (QMessageAddress a, left->to() + left->cc() + left->bcc()) {

            }

            foreach (QMessageAddress a, right->to() + right->cc() + right->bcc()) {

            }

            COMPARE(leftStr, rightStr)

        }

        case Subject: COMPARE(left->subject(), right->subject())

        case TimeStamp: COMPARE(left->date(), right->date())

        case ReceptionTimeStamp: COMPARE(left->receivedDate(), right->receivedDate())

        case Read: COMPARE(left->status() & QMessage::Read, right->status() & QMessage::Read)

        case HasAttachments: COMPARE(left->status() & QMessage::HasAttachments, right->status() & QMessage::HasAttachments)

        case Incoming: COMPARE(left->status() & QMessage::Incoming, right->status() & QMessage::Incoming)

        case Removed: COMPARE(left->status() & QMessage::Removed, right->status() & QMessage::Removed)

        case Priority: COMPARE(right->priority(), left->priority())

        case Size: COMPARE(left->size(), right->size())

        }

    }

    return false; // equality

}

QMessageSortOrder::QMessageSortOrder()

 : d_ptr(new QMessageSortOrderPrivate(this))

{

}

QMessageSortOrder::QMessageSortOrder(const QMessageSortOrder &other)

 : d_ptr(new QMessageSortOrderPrivate(this))

{

	this->operator=(other);

}

QMessageSortOrder::~QMessageSortOrder()

{

	delete d_ptr;

	d_ptr = 0;

}

QMessageSortOrder& QMessageSortOrder::operator=(const QMessageSortOrder& other)

{

	if (&other != this) {

		d_ptr->_fieldOrderList = other.d_ptr->_fieldOrderList;

		d_ptr->_valid = other.d_ptr->_valid;

	}

	return *this;

}

bool QMessageSortOrder::isEmpty() const

{

	return d_ptr->_fieldOrderList.isEmpty();

}

bool QMessageSortOrder::isSupported() const

{

	return d_ptr->_valid;

}

QMessageSortOrder QMessageSortOrder::operator+(const QMessageSortOrder& other) const

{

	QMessageSortOrder sum;

	sum.d_ptr->_fieldOrderList = d_ptr->_fieldOrderList + other.d_ptr->_fieldOrderList;

	return sum;

}

QMessageSortOrder& QMessageSortOrder::operator+=(const QMessageSortOrder& other)

{

	if (&other == this) {

		 return *this;

	}

	d_ptr->_fieldOrderList += other.d_ptr->_fieldOrderList;

	return *this;

}

bool QMessageSortOrder::operator==(const QMessageSortOrder& other) const

{

	return (d_ptr->_fieldOrderList == other.d_ptr->_fieldOrderList);

}

QMessageSortOrder QMessageSortOrder::byType(Qt::SortOrder order)

{

	QMessageSortOrder result(QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Type, order));

	return result;

}

QMessageSortOrder QMessageSortOrder::bySender(Qt::SortOrder order)

{

	QMessageSortOrder result(QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Sender, order));

	return result;

}

QMessageSortOrder QMessageSortOrder::byRecipients(Qt::SortOrder order)

{

	QMessageSortOrder result(QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Recipients, order));

	return result;

}

QMessageSortOrder QMessageSortOrder::bySubject(Qt::SortOrder order)

{

	QMessageSortOrder result(QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Subject, order));

	return result;

}

QMessageSortOrder QMessageSortOrder::byTimeStamp(Qt::SortOrder order)

{

	QMessageSortOrder result(QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::TimeStamp, order));

	return result;

}

QMessageSortOrder QMessageSortOrder::byReceptionTimeStamp(Qt::SortOrder order)

{

	QMessageSortOrder result(QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::ReceptionTimeStamp, order));

	return result;

}

QMessageSortOrder QMessageSortOrder::byStatus(QMessage::Status flag, Qt::SortOrder order)

{

	QMessageSortOrder result;

	switch (flag) {

	case QMessage::Read:

		result = QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Read, order);

		break;

	case QMessage::HasAttachments:

		result = QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::HasAttachments, order);

		break;

	case QMessage::Incoming:

		result = QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Incoming, order);

		break;

	case QMessage::Removed:

		result = QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Removed, order);

		break;

	}

	return result;

}

QMessageSortOrder QMessageSortOrder::byPriority(Qt::SortOrder order)

{

	QMessageSortOrder result(QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Priority, order));

	return result;

}

QMessageSortOrder QMessageSortOrder::bySize(Qt::SortOrder order)

{

	QMessageSortOrder result(QMessageSortOrderPrivate::from(QMessageSortOrderPrivate::Size, order));

	return result;

}

QTM_END_NAMESPACE