/*

 * 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:

 * Engine of Wlan Login application.

 */

#ifndef WLANLOGINENGINE_H

#define WLANLOGINENGINE_H

// System includes

#include <QObject>

#include <HbAction>

// User includes

#include "qnetworkconfigmanager.h"

#include "qnetworkconfiguration.h"

#include "qnetworksession.h"

#include "wlanloginservice.h"

#include "ictsqtwrapper.h"

#include "wlanloginnetworkaccessmanager.h"

// Forward declarations

// External data types

// Constants

/*!

    Total polling time for ICTS in microseconds

*/ 

const int totalPollingTime = 20000000;

/*!

    Polling interval time for ICTS in microseconds

*/ 

const int pollingInterval = 4000000;

/*!

    Message box time out value in milliseconds

*/ 

const int messageBoxTimeout = 3000;

QTM_USE_NAMESPACE

// Class declaration

class WlanLoginEngine : public QObject

    {

    Q_OBJECT

public:

    /*!

        Enumeration type for storing current engine state

    */ 

    enum EngineState { 

        WaitingForStart = 0, //!< Engine waiting start from Qt Highway

        UpdatingNetworkConfigurations, //!< Engine is updating netowk configuration states

        OpeningNetworkSession, //!< Engine is opening network session

        NetworkSessionOpened, //!< Network session is opened by engine

        RunningIcts, //!< Internet connectivity test ongoing

        IctsFailed, //!< Internet connectivity test has failed

        IctsOk, //!< Internet connectivity test has been ran successfully

        WaitingForStopRequest, //!< Waiting for stop service request

    };

    explicit WlanLoginEngine(QObject *parent = 0);

    ~WlanLoginEngine();

    void openSession();

    void stopIcts();

    void showConnectionDroppedMessageBox();

    void emitCompleteServiceRequest(WlanLoginService::WlanLoginStatus status);    

    WlanLoginNetworkAccessManager* networkAccessManager() const;

    EngineState engineState();

    void setEngineState(EngineState newState);

signals:

    void completeServiceRequest(int status);

    void connectionReady(QUrl url);

    void ictsOk();    

private slots:

    void handleStartLogin(int iapId, int netId, QUrl redirectionUrl);

    void handleStopLogin();

    void handleUpdateCompleted();

    void handleSessionOpened();   

    void handleSessionStateChanged(QNetworkSession::State newState);

    void handleSessionError(QNetworkSession::SessionError error);

    void connectionDroppedMessageBoxClosed(HbAction* action);

    void handleStartIcts();

    void handleConnectivityTestResult(IctsWrapper::ConnectivityTestResult result, QUrl redirectUrl);

    void handleCancelTriggered();

    void handleNextTriggered();

private: // Data

    // Not owned data

    // Owned data

    EngineState mEngineState; //!< current state of the Engine

    bool mStartRequestCompleted; //!<  Variable for storing service request state

    QNetworkConfigurationManager* mNetConfigurationManager; //!< pointer to network configuration manager 

    WlanLoginNetworkAccessManager* mNetworkAccessManager; //!< pointer to network access manager

    QNetworkSession* mNetworkSession; //!< pointer to network session

    IctsWrapper* mIctsWrapper; //!< pointer to ICTS client wrapper

    bool mIctsFirstRun; //!< Flag to check if we are running ICTS first time

    int mIap; //!< IAP that was provided in startup

    int mNetId; //!< network ID that was provided in startup

    QUrl mRedirectionUrl; //!< redirection URL that was provided in startup

    };

#endif // WLANLOGINENGINE_H