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#include "cntabstractsimrequest.h"
#include "cntsymbiansimengine.h"
#include "cntsimstore.h"
#include <QTimer>

CntAbstractSimRequest::CntAbstractSimRequest(CntSymbianSimEngine *engine, QContactAbstractRequest *req)
    :QObject(engine),
    m_request(req),
    m_timer(0),
    m_retryCount(0)
{
    
}

bool CntAbstractSimRequest::start()
{
    if (m_request->isActive())
        return false;
    
    m_retryCount = 0;
    
    singleShotTimer(KRequestDelay, this, SLOT(run()));
    QContactManagerEngine::updateRequestState(m_request, QContactAbstractRequest::ActiveState);
    return true;
}

bool CntAbstractSimRequest::cancel()
{
    if (m_request->isActive()) {
        cancelTimer();
        simStore()->cancel();
        QContactManagerEngine::updateRequestState(m_request, QContactAbstractRequest::CanceledState);
        return true;
    }
    return false;
}

bool CntAbstractSimRequest::waitAndRetry()
{
    if (m_retryCount < KMaxRetryCount)
    {
        singleShotTimer(KRequestDelay, this, SLOT(run()));
        m_retryCount++;
        return true;
    }
    return false;
}

void CntAbstractSimRequest::singleShotTimer(int msec, QObject *receiver, const char *member)
{
    // We could use QTimer::singleShot but there is no way to cancel it...
    delete m_timer;
    m_timer = new QTimer(this);
    m_timer->setSingleShot(true);
    connect(m_timer, SIGNAL(timeout()), receiver, member);
    m_timer->start(msec);
}

void CntAbstractSimRequest::cancelTimer()
{
    delete m_timer;
    m_timer = 0;
}

CntSymbianSimEngine *CntAbstractSimRequest::engine()
{
    return static_cast<CntSymbianSimEngine*>(parent());
}

CntSimStore *CntAbstractSimRequest::simStore()
{
    return engine()->simStore();
}
