//Editor-Info: -*- C++ -*-
//
//Subject: TOVE project/CC
//
//File: cctstate_selectfacility.cpp
//
//Version: $Revision: 1.10 $
//
//State: $State: Exp $
//
//Date: $Date: 1998/11/17 12:31:37 $
//
//Organisation:
//      University of Technology
// 
//Author:
//      Pasi Nummisalo
//
//Description:
//     See header
//
//Copyright:
//      Copyright 1999 Helsinki University of Technology
//      ALL RIGHTS RESERVED BETWEEN JANUARY 1996 AND JUNE 1999.
//      
//Licence:
//     
//
//History:
//

#include "ccprotocol.h"
#include "cctstate_presentcall.h"
#include "iface/sigif/sigdownprimitives.h"
#include "cctstate_selectfacility.h"
#include "cctdp_answer.h"

ccTstateSelectFacility *ccTstateSelectFacility :: _only = 0;

ccTstateSelectFacility :: ccTstateSelectFacility(void)
    : ccTstate()
{
    return;
}

ccTstateSelectFacility :: ~ccTstateSelectFacility(void)
{
    _only = 0;
    return;
}

ccTstateSelectFacility *ccTstateSelectFacility :: instance(void)
{
    if(_only == 0)
    {
        _only = new ccTstateSelectFacility;
    }    
    return _only;
}

//
//Function: proceed
//
//Description:
//   Entry event: termination attempt authorized event.   
//

void ccTstateSelectFacility :: proceed(ccProtocol *protocol_)
{
#if CC_DEBUG   
traceSend(ccCCT,ccDSS2T,"Select Facility","SETUPreq");
#endif

    // ++TODO++ Determine Busy condition from routing module.
    // if not network-terminated user busy
    sigSETUPreq *setupReq = new sigSETUPreq;
    protocol_->copyData(setupReq, "setup");
    protocol_->toDown(setupReq);

    // Wait for PROCEEDINGind
    return;
}

//
//Function: sigPROCEEDINGindAct
//
//Description:
//   Event: proceeding (continue call).  
//

void ccTstateSelectFacility :: sigPROCEEDINGindAct(
                                sigPROCEEDINGind *,
                                pfProtocol *protocol_)
{
#if CC_DEBUG
traceInput(ccDSS2T,ccCCT,"Select Facility","PROCEEDINGind");
#endif

    ccProtocol *ccprotocol = entryAction(protocol_);
    exitAction(ccprotocol, ccTstatePresentCall::instance());
    
    return;
}

//
//Function: sigSETUPconfAct
//
//Description:
//    Exit event: Call is accepted and answered by terminating party. 
//

void ccTstateSelectFacility :: sigSETUPconfAct(sigSETUPconf *setupConf_,
                                               pfProtocol *protocol_)
{
#if CC_DEBUG
traceInput(ccDSS2T,ccCCT,"Select Facility","SETUPconf");
#endif

    ccProtocol *ccprotocol = entryAction(protocol_);
    ccprotocol->saveData("setup", setupConf_);
    exitAction(ccprotocol, ccTdpAnswer::instance());
    
    return;
}