/****************************************************************************
**
** 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
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** conditions see http://qt.digia.com/licensing.  For further information
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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 "qgeoroutereply_nokia.h"
#include "qgeoroutexmlparser.h"

#include <qgeorouterequest.h>

QT_BEGIN_NAMESPACE

QGeoRouteReplyNokia::QGeoRouteReplyNokia(const QGeoRouteRequest &request, QNetworkReply *reply, QObject *parent)
        : QGeoRouteReply(request, parent),
        m_reply(reply)
{
    connect(m_reply,
            SIGNAL(finished()),
            this,
            SLOT(networkFinished()));

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

QGeoRouteReplyNokia::~QGeoRouteReplyNokia()
{
}

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

    m_reply->abort();

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

void QGeoRouteReplyNokia::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(QGeoRouteReply::CommunicationError, m_reply->errorString());
        //m_reply->deleteLater();
        //m_reply = 0;
        return;
    }

    QGeoRouteXmlParser parser(request());

    if (parser.parse(m_reply)) {
        setRoutes(parser.results());
        setFinished(true);
    } else {
        // add a qWarning with the actual parser.errorString()
        setError(QGeoRouteReply::ParseError, "The response from the service was not in a recognisable format.");
    }

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

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

    if (!m_reply)
        return;

    bool resolvedError = false;

    if (QNetworkReply::UnknownContentError == error) {
        QGeoRouteXmlParser parser(request());
        if (parser.parse(m_reply)) {
            setRoutes(parser.results());
            setFinished(true);
            resolvedError = true;
        }
    }

    if (!resolvedError)
        setError(QGeoRouteReply::CommunicationError, m_reply->errorString());

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

QT_END_NAMESPACE
