/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
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** This file is part of the QtLocation module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
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** GNU Lesser General Public License Usage
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** 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
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** ensure the GNU General Public License version 3.0 requirements will be
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**
** This file is part of the Nokia services plugin for the Maps and
** Navigation API.  The use of these services, whether by use of the
** plugin or by other means, is governed by the terms and conditions
** described by the file NOKIA_TERMS_AND_CONDITIONS.txt in
** this package, located in the directory containing the Nokia services
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****************************************************************************/

#include "qgeocodereply_nokia.h"
#include "qgeocodexmlparser.h"

#include <QtPositioning/QGeoShape>

QT_BEGIN_NAMESPACE

QGeoCodeReplyNokia::QGeoCodeReplyNokia(QNetworkReply *reply, int limit, int offset,
                                       const QGeoShape &viewport, QObject *parent)
        : QGeoCodeReply(parent),
        m_reply(reply)
{
    connect(m_reply,
            SIGNAL(finished()),
            this,
            SLOT(networkFinished()));

    connect(m_reply,
            SIGNAL(error(QNetworkReply::NetworkError)),
            this,
            SLOT(networkError(QNetworkReply::NetworkError)));

    setLimit(limit);
    setOffset(offset);
    setViewport(viewport);
}

QGeoCodeReplyNokia::~QGeoCodeReplyNokia()
{
    //TODO: possible mem leak -> m_reply->deleteLater() ?
}

void QGeoCodeReplyNokia::abort()
{
    if (!m_reply)
        return;

    m_reply->abort();

    m_reply->deleteLater();
    m_reply = 0;
}

void QGeoCodeReplyNokia::networkFinished()
{
    if (!m_reply)
        return;

    if (m_reply->error() != QNetworkReply::NoError) {
        // Removed because this is already done in networkError, which previously caused _two_ errors to be raised for every error.
        //setError(QGeoCodeReply::CommunicationError, m_reply->errorString());
        //m_reply->deleteLater();
        //m_reply = 0;
        return;
    }

    QGeoCodeXmlParser parser;
    if (parser.parse(m_reply)) {
        QList<QGeoLocation> locations = parser.results();
        QGeoShape bounds = viewport();
        if (bounds.isValid()) {
            for (int i = locations.size() - 1; i >= 0; --i) {
                if (!bounds.contains(locations[i].coordinate()))
                    locations.removeAt(i);
            }
        }
        setLocations(locations);
        setFinished(true);
    } else {
        setError(QGeoCodeReply::ParseError, parser.errorString());
    }

    m_reply->deleteLater();
    m_reply = 0;
}

void QGeoCodeReplyNokia::networkError(QNetworkReply::NetworkError error)
{
    Q_UNUSED(error)

    if (!m_reply)
        return;

    setError(QGeoCodeReply::CommunicationError, m_reply->errorString());

    m_reply->deleteLater();
    m_reply = 0;
}

QT_END_NAMESPACE
