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#include "qmlbackendmonitorao_s60_p.h"

#include "qgeoareamonitor_s60_p.h"

#include "qmlbackendmonitorinfo_s60_p.h"

#include "qmlbackendmonitorcreatetriggerao_s60_p.h"

QTM_BEGIN_NAMESPACE

//Sets the radius of the monitoring area, to  aRadius.If the Radius is less than the MinimumTriggerAreaSize(),

//then aRadius will be set to MinimumTriggerAreaSize() supported by the LBT implementation.If the aRadius is

//greater than the MinimumTriggerAreaSize() it is unaltered.

TInt QMLBackendMonitorCreateTriggerAO::getRadius(qreal& aRadius)

{

    TInt ret = KErrNone;

    qreal minimumRadius;

    TLbtTriggeringSystemSettings triggerSettings;

    //gets the triggering System Setting

    TRAP(ret, iLbt.GetTriggeringSystemSettingsL(triggerSettings));

    if (ret != KErrNone)

        return ret;

    minimumRadius = triggerSettings.MinimumTriggerAreaSize();

    if (aRadius < minimumRadius)

        aRadius = minimumRadius;

    return ret;

}

//creates a trigger of type aType(EntryTrigger/ExitTrigger), with the coordinates and radius as

//supplied in the argument

bool  QMLBackendMonitorCreateTriggerAO::InitializeTrigger(QGeoAreaMonitorS60* aParent ,

        enTriggerType aType,

        TCoordinate& aCoordinate,

        qreal& aRadius)

{

    TInt ret = KErrGeneral;

    TLbtTriggerId triggerID = NULL;

    //try retrieving the trigger information from the linked list corresponding to the aParent and aType

    CMonitorTriggerInfo* triggerInfo = iTriggerMonitorInfo->getMonitorTriggerInfo(aParent, aType);

    //if no triggerinfo available in the linked list

    if (triggerInfo ==  NULL) {

        //Define the triggering area

        CLbtGeoCircle* trigArea = NULL;

        TRAP(ret, trigArea = CLbtGeoCircle::NewL(

                                 aCoordinate ,//center coordinate

                                 aRadius               //radius in meters. If

                                 //NaN is used, Location

                                 //Triggering Server will

                                 //use minimal size of trigger

                                 //area as the radius of the

                                 //trigger

                             ));

        if ((ret != KErrNone) || !trigArea)

            return FALSE;

        CleanupStack::PushL(trigArea);

        CLbtTriggerConditionArea* cond = NULL;

        if (aType == EntryTrigger) {

            //2: Construct a entry type of trigger condition

            TRAP(ret, cond = CLbtTriggerConditionArea::NewL(

                                 trigArea,

                                 CLbtTriggerConditionArea::EFireOnEnter

                             ));

        } else if (aType == ExitTrigger) {

            TRAP(ret, cond = CLbtTriggerConditionArea::NewL(

                                 trigArea,

                                 CLbtTriggerConditionArea::EFireOnExit

                             ));

        }

        if ((ret != KErrNone) || !cond) {

            CleanupStack::PopAndDestroy(trigArea);

            return FALSE;

        }

        CleanupStack::Pop(trigArea);   //ownership of trigArea is transferred.

        CleanupStack::PushL(cond);

        RRequestorStack reqStack;

        CleanupClosePushL(reqStack);

        //trigger name.

        _LIT(KMyTriggerName, "EntryTrigger");

        TDesC triggerName(KMyTriggerName);

        if (aType == ExitTrigger) {

            _LIT(KMyTriggerName, "ExitTrigger");

            triggerName = KMyTriggerName;

        }

        //Construct requestor

        _LIT(KMyRequestorName, "QTLBTBackend");   //Application name used as requestor identifier

        CRequestor *req = NULL;

        TRAP(ret, req = CRequestor::NewL(

                            CRequestorBase::ERequestorService,

                            CRequestorBase::EFormatApplication,

                            KMyRequestorName

                        ));

        if ((ret != KErrNone) || !req) {

            CleanupStack::PopAndDestroy(&reqStack);

            CleanupStack::PopAndDestroy(cond);

            return FALSE;

        }

        CleanupStack::PushL(req);

        TRAP(ret, reqStack.AppendL(req));

        CleanupStack::Pop(req);

        if (ret != KErrNone) {

            CleanupStack::PopAndDestroy(&reqStack);

            CleanupStack::PopAndDestroy(cond);

            return FALSE;

        }

        TUid managerUid = TUid::Uid(0);

        CLbtSessionTrigger* trig = NULL;

        TRAP(ret, trig =  CLbtSessionTrigger::NewL(

                              triggerName,

                              CLbtTriggerEntry::EStateDisabled,

                              reqStack,

                              managerUid,

                              cond

                          ));

        CleanupStack::PopAndDestroy(&reqStack);

        CleanupStack::Pop(cond);

        trig->SetTimeToRearm(0);

        if ((ret != KErrNone) || (!trig)) {

            CleanupStack::PopAndDestroy(cond);

            return FALSE;

        }

        CleanupStack::PushL(trig);

        //iLbt.CreateTrigger(*trig, triggerID, ETrue, iStatus);

        //CleanupStack::PopAndDestroy(trig );

        TRAP(ret, iActiveSchedulerwait = new(ELeave) CActiveSchedulerWait);

        if ((ret != KErrNone) || !iActiveSchedulerwait) {

            CleanupStack::PopAndDestroy(trig);

            return FALSE;

        }

        iTriggerCreation = FALSE;

        //create a trigger asynchronously

        iLbt.CreateTrigger(*trig, triggerID, ETrue, iStatus);

        SetActive();

        //wait till the iActiveSchedularwait->AsyncStop() is called in RunL

        iActiveSchedulerwait->Start();

        delete iActiveSchedulerwait;

        CleanupStack::PopAndDestroy(trig);

        //if the trigger creation is successful, add the triggerinfo to the linked list

        if (iTriggerCreation == TRUE)

            iTriggerMonitorInfo->addMonitorTriggerInfo(aParent, triggerID, aType);

        delete req;

        return iTriggerCreation;

    } else {     //triggerinfo available in the linked list

        CLbtSessionTrigger* trig = NULL;

        //Define the triggering area

        CLbtGeoCircle* trigArea = NULL;

        TRAP(ret, trigArea = CLbtGeoCircle::NewL(

                                 aCoordinate ,   //center coordinate

                                 aRadius          //radius in meters. If

                                 //NaN is used, Location

                                 //Triggering Server will

                                 //use minimal size of trigger

                                 //area as the radius of the

                                 //trigger

                             ));

        if ((ret != KErrNone) || (!trigArea)) {

            return FALSE;

        }

        CleanupStack::PushL(trigArea);

        //2: Construct a entry type of trigger condition

        CLbtTriggerConditionArea* cond = NULL;

        if (aType == EntryTrigger) {

            //2: Construct a entry type of trigger condition

            TRAP(ret, cond = CLbtTriggerConditionArea::NewL(

                                 trigArea,

                                 CLbtTriggerConditionArea::EFireOnEnter

                             ));

        } else if (aType == ExitTrigger) {

            TRAP(ret, cond = CLbtTriggerConditionArea::NewL(

                                 trigArea,

                                 CLbtTriggerConditionArea::EFireOnExit

                             ));

        }

        if ((ret != KErrNone) || !cond) {

            CleanupStack::PopAndDestroy(trigArea);

            return FALSE;

        }

        CleanupStack::Pop(trigArea);   //ownership of trigArea is transferred.

        CleanupStack::PushL(cond);

        //create a session trigger

        TRAP(ret, trig = CLbtSessionTrigger::NewL());

        if ((ret != KErrNone) || (!trig)) {

            CleanupStack::PopAndDestroy(cond);

            return FALSE;

        }

        //set the condition for the trigger

        trig->SetCondition(cond);

        CleanupStack::Pop(cond);

        CleanupStack::PushL(trig);

        //set the trigger ID

        trig->SetId(triggerInfo->iTriggerID);

        iLbt.SetTriggerStateL(triggerInfo->iTriggerID, CLbtTriggerEntry::EStateDisabled, ELbtTrue);

        //update the trigger with the new condition in LBT server

        TRAP(ret, iLbt.UpdateTriggerL(*trig, CLbtTriggerEntry::EAttributeCondition, ELbtTrue));

        CleanupStack::PopAndDestroy(trig);

        if (ret != KErrNone) {

            return FALSE;;

        }

        return TRUE;

    }

}

QMLBackendMonitorCreateTriggerAO::~QMLBackendMonitorCreateTriggerAO()

{

    Cancel();

    iLbt.Close();   //closes the subsession

}

void  QMLBackendMonitorCreateTriggerAO::DoCancel()

{

    if (!IsActive()) {

        iActiveSchedulerwait->AsyncStop();

    }

}

void QMLBackendMonitorCreateTriggerAO::RunL()

{

    switch (iStatus.Int()) {

        case KErrNone :

            iTriggerCreation = TRUE;

            break;

        default :

            break;

    }

    //stops the AO, waiting in the iActiveSchedulerwait->Start()

    iActiveSchedulerwait->AsyncStop();

}

QMLBackendMonitorCreateTriggerAO* QMLBackendMonitorCreateTriggerAO::NewL(QGeoAreaMonitorS60* aParent , RLbtServer &aLbt)

{

    QMLBackendMonitorCreateTriggerAO* self = QMLBackendMonitorCreateTriggerAO::

            NewLC(aParent, aLbt);

    CleanupStack::Pop();

    return self;

}

QMLBackendMonitorCreateTriggerAO* QMLBackendMonitorCreateTriggerAO::NewLC(QGeoAreaMonitorS60* aParent , RLbtServer &aLbtServer)

{

    QMLBackendMonitorCreateTriggerAO *self = new(ELeave) QMLBackendMonitorCreateTriggerAO;

    CleanupStack::PushL(self);

    self->ConstructL(aLbtServer);

    if (!self->isValid()) {

        delete self;

        self = NULL;

    }

    return self;

}

void QMLBackendMonitorCreateTriggerAO::ConstructL(RLbtServer &aLbtServ)

{

    if (iLbt.Open(aLbtServ) == KErrNone) {      //opens the subseesion

        subsessionCreated = TRUE;

        //get the singleton object of CBackendMonitorInfo class

        iTriggerMonitorInfo = CBackendMonitorInfo::NewL();

    }

}

QMLBackendMonitorCreateTriggerAO::QMLBackendMonitorCreateTriggerAO()

        : CActive(EPriorityStandard), // Standard priority

        subsessionCreated(FALSE), iTriggerCreation(FALSE)

{

    CActiveScheduler::Add(this);        //add AO to the Schedular

}

//Enables/Disables the trigger state depending on the aStatus

void QMLBackendMonitorCreateTriggerAO::SetTriggerState(QGeoAreaMonitorS60* aParent, enTriggerType aType, bool aStatus)

{

    //retrieve the triggerinfo from the linked list from the supplied aPrent and aType

    CMonitorTriggerInfo* triggerInfo = iTriggerMonitorInfo->getMonitorTriggerInfo(aParent, aType);

    if (aStatus == true) {

        TRAPD(err, iLbt.SetTriggerStateL(triggerInfo->iTriggerID, CLbtTriggerEntry::EStateEnabled, ELbtTrue));

    } else {

        TRAPD(err, iLbt.SetTriggerStateL(triggerInfo->iTriggerID, CLbtTriggerEntry::EStateDisabled, ELbtTrue));

    }

}

//checks whether trigger is Initialized. The trigger entry corresponding to the aParent and aType is

//searched in the linked list

bool QMLBackendMonitorCreateTriggerAO::isTriggerInitialized(QGeoAreaMonitorS60* aParent, enTriggerType aType)

{

    CMonitorTriggerInfo* triggerInfo = iTriggerMonitorInfo->getMonitorTriggerInfo(aParent, aType);

    return (triggerInfo != NULL) ? TRUE : FALSE;

}

QTM_END_NAMESPACE