/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#include "nmindicatorplugin.h"

#include "nmindicator.h"

#include <QCoreApplication>

#include <QLocale>

#include <QVariant>

#include <QTimer>

#include <xqservicerequest.h>

#include <email_services_api.h>

Q_EXPORT_PLUGIN(NmIndicatorPlugin)

const int NmMaxIndicatorCount = 10;

static const QString emailServiceNameMailbox = "nmail.com.nokia.symbian.IEmailInboxView";

/*!

    \class NmIndicatorPlugin

    \brief Mail indicator plugin class.

*/

/*!

     Class constructor.

*/

NmIndicatorPlugin::NmIndicatorPlugin()

: mError(0), mTranslator(0), mStatusBarIndicator(0), mSending(false)

{

}

/*!

    Class destructor.

*/

NmIndicatorPlugin::~NmIndicatorPlugin()

{

    NMLOG("NmIndicatorPlugin::~NmIndicatorPlugin");

	delete mTranslator;

}

/*!

	Return notification types this plugin implements

 */

QStringList NmIndicatorPlugin::indicatorTypes() const

{

    QStringList types;

    for (int i=0; i<NmMaxIndicatorCount; i++) {

		QString name = QString("com.nokia.nmail.indicatorplugin_%1/1.0").arg(i);

		types << name;

    }

    return types;

}

/*!

    Check if client is allowed to use notification widget

    see HbIndicatorPluginInterface

*/

bool NmIndicatorPlugin::accessAllowed(const QString &indicatorType,

    const QVariantMap &securityInfo) const

{

    Q_UNUSED(indicatorType)

    Q_UNUSED(securityInfo)

    // This plugin doesn't perform operations that may compromise security.

    // All clients are allowed to use.

    return true;

}

/*!

    Called when any of the indicator receive updated status of the global status

 */

void NmIndicatorPlugin::globalStatusChanged(bool sending)

{

    mSending = sending;

    // Pass the information to the indicator handling the status bar icon

    if (mStatusBarIndicator) {

        mStatusBarIndicator->acceptIcon(sending);

    }

    else {

		// No indicator is showing the status now.

		indicatorIconLost();

	}

}

/*!

	Creates an indicator of type indicatorType. Ownership is passed to the caller.

 */

HbIndicatorInterface* NmIndicatorPlugin::createIndicator(

        const QString &indicatorType)

{

    if (!mTranslator) {

        mTranslator = new QTranslator();

        QString lang = QLocale::system().name();

        QString appName = "mail_";

        QString path = "z:/resource/qt/translations/";

        mTranslator->load(appName + lang, path);

        QCoreApplication::installTranslator(mTranslator);

    }

    NmIndicator* indicator = new NmIndicator(indicatorType);

    connect(indicator, SIGNAL(indicatorIconLost()), this, SLOT(indicatorIconLost()));

    connect(indicator, SIGNAL(destroyed(QObject *)), this, SLOT(indicatorDeactivated(QObject *)));

    connect(indicator, SIGNAL(globalStatusChanged(bool)), this, SLOT(globalStatusChanged(bool)));

    connect(indicator, SIGNAL(mailboxLaunched(quint64)), this, SLOT(showMailbox(quint64)));

    mIndicators.append(indicator);

    return indicator;

}

/*!

	Returns the last error code.

 */

int NmIndicatorPlugin::error() const

{

    return mError;

}

/*!

    Called when an indicator signals about lost indicator.

    \param true if a new indicator was found

 */

bool NmIndicatorPlugin::indicatorIconLost()

{

    bool found(false);

    mStatusBarIndicator = NULL;

    foreach (NmIndicator* indicator, mIndicators) {

        // Find a new candidate to handle the status bar icon

        if (indicator->acceptIcon(mSending)) {

			mStatusBarIndicator = indicator;

			found = true;

            break;

        }

    }

    return found;

}

/*!

    Remove destroyed indicators from the list.

    \param indicator item that has been deleted

 */

void NmIndicatorPlugin::indicatorDeactivated(QObject *indObject)

{

    NMLOG(QString("NmIndicatorPlugin::indicatorDeactivated %1").arg((int)indObject));

    NmIndicator *indicator = static_cast<NmIndicator*>(indObject);

    mIndicators.removeAll(indicator);

    if (mStatusBarIndicator == indicator) {

		mStatusBarIndicator = NULL;

		// Find new indicator to take care of the status bar icon

		indicatorIconLost();

	}

}

/*!

    Opens inbox view to specific mailbox

    \return true if inbox is succesfully opened

*/

bool NmIndicatorPlugin::showMailbox(quint64 mailboxId)

{

    NMLOG("NmIndicatorPlugin::showMailbox");

    XQServiceRequest request(

        emailServiceNameMailbox,

        emailOperationViewInbox,

        true);

    QList<QVariant> list;

    list.append(QVariant(mailboxId));

    request.setArguments(list);

    int returnValue(-1);

    return request.send(returnValue);

}