/**

* Copyright (c) 2010 Sasken Communication Technologies Ltd.

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the "{License}"

* which accompanies  this distribution, and is available

* at the URL "{LicenseUrl}".

*

* Initial Contributors:

* Narasimhulu Kavadapu, Sasken Communication Technologies Ltd - Initial contribution

*

* Contributors:

*

* Description:

* class to maintian session & all credential keys.

*/

#include "sessionSP.h"

#include "requestSP.h"

#include <qfile.h>

#include <QTimer>

#include <qdebug.h>

#include "keys.h"

///////////////////////////////////////////////////////////////////////////////////////////////////

// global

static const QString kAPIRestURL = "http://api.flickr.com/services/rest/";

static const int kMaxBurstRequests = 3;

static const int kBurstDuration = 2;

static FBSession* sharedSession = NULL;

///////////////////////////////////////////////////////////////////////////////////////////////////

// Static class functions

FBSession* FBSession::session()

{

    return sharedSession;

}

void FBSession::setSession(FBSession* aSession)

{

    sharedSession = aSession;

}

FBSession* FBSession::sessionForApplication ( const QString& aAppKey, const QString& aAppSecret, const QString& aSessionProxy)

{

    FBSession* session = new FBSession ( aAppKey, aAppSecret, aSessionProxy );

    return session;

}

///////////////////////////////////////////////////////////////////////////////////////////////////

// instance public functions

FBSession::FBSession( const QString& aAppKey, const QString& aAppSecret, const QString& aGetSessionProxy ) :

        iApiKey (aAppKey),

        iApiSecret ( aAppSecret ),

        m_Client(new SmfCredMgrClient(this))	

{

    if (!sharedSession)

    {

        sharedSession = this;

    }

}

FBSession::~FBSession()

{

	if(m_Client){

		delete m_Client;

		m_Client = NULL;

	}

}

const QString& FBSession::apiURL() const

{

    return kAPIRestURL;

}

void FBSession::SaveFrobKey (const QString& frob )

{

	iFrobKey = frob;

    //save();

}

void FBSession::Savetoken (const QString& token )

{

	qDebug()<<"Inside FBSession::Savetoken";

	qDebug()<<"token argument = "<<token;

	iToken = token;

    save();

    emit sessionDidLogin(token);

}

bool FBSession::resume()

{

    QString CMRegToken = iSettings.value("CMFlickrRegToken", "NA" ).toString();

	QDateTime ExpiryTime = iSettings.value("FlckrExpiryTime","NA").toDateTime();

	qDebug() << "CMRegToken = :" << CMRegToken;

	qDebug() << "ExpiryTime = :" << ExpiryTime;

	SmfAuthParams Params;

	if(m_Client->AuthDataSet(CMRegToken,ExpiryTime,Params))

	{

		QByteArray accessToken = Params.value("finalToken");

       emit sessionDidLogin( accessToken );

       return true;

    }

    return false;

}

void FBSession::logout() {

        iToken.clear();

        iFrobKey.clear();

        unsave();

        emit sessionDidLogout();

}

void FBSession::send (FBRequest* aRequest) {

	qDebug()<<"Inside FBSession::send";

    performRequest (aRequest, true);

}

///////////////////////////////////////////////////////////////////////////////////////////////////

// instance private functions

void FBSession::save()

{

	qDebug()<<"Inside FBSession::save()";

	qDebug()<<"Auth token = "<<iToken;

   /* if (iFrobKey.length()) {

        iSettings.setValue("FrobKey", iFrobKey);

    } else {

        iSettings.remove("FrobKey");

    }

    if (iToken.length()) {

            iSettings.setValue("FullToken", iToken);

        } else {

            iSettings.remove("FullToken");

        }

    iSettings.sync();*/

    SmfAuthParams Params;

    Params.insert("ApiKey",kApiKey.toAscii());

    Params.insert("ApiSecret",kApiSecret.toAscii());

    Params.insert("AuthToken",iToken.toAscii());

    QList<QUrl> UrlList;

    UrlList.append(QUrl("http://api.flickr.com"));

    QStringList PluginList;

    PluginList.append(QString("flickrcontactfetcherplugin.qtplugin"));

    PluginList.append(QString("flickrgalleryplugin.qtplugin"));

    QString UID("0xE1D8C7D7");

    //Currently Hardcoded with current time bcoz CM is not handling expiry time as '0' value

    QDateTime ExpirationDate = QDateTime::currentDateTime();

    ExpirationDate.addYears(1);

    QString CMRegToken = m_Client->StoreAuthData(Params,ExpirationDate,UrlList,PluginList,UID,true);

    qDebug()<<"Reg token from CSM = "<<CMRegToken;

    qDebug()<<"Reg token size = "<<CMRegToken.count();

    qDebug()<<"Exp date from CSM = "<<ExpirationDate;

    iSettings.remove("CMFlickrRegToken");

    iSettings.remove("FlckrExpiryTime");

    if(CMRegToken.size())

   	{

    	iSettings.setValue("CMFlickrRegToken", CMRegToken);

    	iSettings.setValue("FlckrExpiryTime", ExpirationDate);

    }

}

void FBSession::unsave()

{

}

bool FBSession::performRequest(FBRequest* aRequest, bool aEnqueue) {

    // Stagger requests that happen in short bursts to prevent the server from rejecting

    // them for making too many requests in a short time

	qDebug()<<"Inside FBSession::performRequest";

        aRequest->connect();

        return true;

}