/******************************************************************************
* Model: 	Airport
* Component:	Salida
* Author:	Luis De Simoni
*		Alejandro Troccoli (v2)
*
* Mail:	mailto://atroccol@dc.uba.ar
*
* DATE:	02/02/2001
********************************************************************************/

/** include files **/
#include <string>

/** my include files **/
#include "salida.h"      // class salida
#include "message.h"    // class ExternalMessage, InternalMessage
#include "parsimu.h"   // MainSimulator::Instance().getParameter( ... )

/** public functions **/

/*******************************************************************
* CLASS salidaState
*********************************************************************/
/*******************************************************************
* Function Name: operator =
*********************************************************************/
salidaState& salidaState::operator=(salidaState& thisState) {

	(AtomicState &)*this  = (AtomicState &) thisState;
	this->elements = thisState.elements;

	return *this;	
}

/*******************************************************************
* Function Name: copyState
*********************************************************************/
void salidaState::copyState(salidaState *rhs) {
	*this = *((salidaState *) rhs);	
}

/*******************************************************************
* Function Name: getSize
*********************************************************************/
int  salidaState::getSize() const {
	return sizeof( salidaState );
}

/*******************************************************************
* CLASS salida
*********************************************************************/
/*******************************************************************
* Function Name: salida
* Description: 
********************************************************************/
salida::salida( const string &name )
	: Atomic( name )
	, in1( this->addInputPort( "in1" ) )
	, in2( this->addInputPort( "in2" ) )
	, in3( this->addInputPort( "in3" ) )
	, in4( this->addInputPort( "in4" ) )
	, out( this->addOutputPort( "out" ) )
	, preparationTime( 0, 0, 0, 0 )
{
}



/*******************************************************************
* Function Name: initFunction
* Description: Resetea la lista
* Precondition: El tiempo del proximo evento interno es Infinito
********************************************************************/
Model &salida::initFunction()
{
	elements().erase( elements().begin(), elements().end() ) ;
	return *this ;
}


/*******************************************************************
* Function Name: externalFunction
* Description: 
********************************************************************/
Model &salida::externalFunction( const ExternalMessage &msg )
{
	if( msg.port() == in1 )
	{
		elements().push_back( msg.value() ) ;
		this->holdIn( AtomicState::active, preparationTime);
	}
	if( msg.port() == in2 )
	{
		elements().push_back( msg.value() ) ;
		this->holdIn( AtomicState::active, preparationTime);
	}
	if( msg.port() == in3 )
	{
		elements().push_back( msg.value() ) ;
		this->holdIn( AtomicState::active, preparationTime);
	}
	if( msg.port() == in4 )
	{
		elements().push_back( msg.value() ) ;
		this->holdIn( AtomicState::active, preparationTime);
	}


	return *this;
}

/*******************************************************************
* Function Name: internalFunction
* Description:
********************************************************************/
Model &salida::internalFunction( const InternalMessage & )
{
	this->passivate();
	return *this ;
}


/*******************************************************************
* Function Name: outputFunction
* Description:
********************************************************************/
Model &salida::outputFunction( const CollectMessage &msg )
{

	if( elements().size() > 0 ){ 
		this->sendOutput( msg.time(), out, elements().front() ) ;
		elements().pop_front() ;
	}

	return *this ;
}