serviceRequestPdu.h

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/*********************************************************************
** Copyright (c) 1992-2025 MAK Technologies, Inc
** All rights reserved.
*********************************************************************/


#if DtDIS


#pragma once

#include "pdu.h"
#include "packets/logisticsP.h"
#include "hostStructs.h"
#include "interactionDIS.h"

#define DtSUPPLY_VALID 1
#define DtSUPPLY_BAD_INDEX 0

class DT_DLL_VL DtExerciseConn;

class DT_DLL_VL DtServiceRequestPdu;
typedef DtServiceRequestPdu DtServiceRequestInteraction;
typedef void (*DtServiceRequestPduCb)(DtServiceRequestPdu *pdu, void *usr);

class DT_DLL_VL DtServiceRequestPdu : public DtInteraction
{

public:

   enum { PduStaticSize=28 };

public:


   DtServiceRequestPdu(DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);
   DtServiceRequestPdu(const DtNetServiceRequestPdu *initial,
                       DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER, DtPduFactory* pduFactory = 0);

   DtServiceRequestPdu(const DtEntityIdentifier &requester, 
                       const DtEntityIdentifier &servicer, 
                       DtServiceType serviceType = DtServiceTypeRepair,
                       DtBufferPtr another = DtUSE_INTERNAL_BUFFER);


   DtServiceRequestPdu(const DtEntityIdentifier &requester, 
                       const DtEntityIdentifier &servicer, 
                       const DtEntityType &supply, 
                       float quantity, 
                       DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);


   const DtEntityIdentifier &requestingId() const;
   void  setRequestingId(const DtEntityIdentifier &requester);

   const DtEntityIdentifier &servicingId() const;
   void  setServicingId(const DtEntityIdentifier &servicer);

   DtServiceType serviceType() const;  
   void  setServiceType(DtServiceType service);

   int   numSupplyTypes() const; 
   void  setNumSupplyTypes(int numTypes);

   const DtEntityType &nthSupply(int supplyIndex,
                                 float *quantity = NULL,
                                 int *retCode = NULL) const;
   void  setNthSupply(int supplyIndex,
                      const DtEntityType &supply,
                      float quantity,
                      int *retCode = NULL);

   float supplyQuantity(const DtEntityType &supply) const;

   virtual void printData() const;
   virtual void printDataToStream(std::ostream& stream) const;

public:

   static DtPdu *create(const DtNetPacket *initial, 
                        DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER, DtPduFactory* pduFactory = 0);
   static void addCallback(DtExerciseConn *conn, 
                           DtServiceRequestPduCb cb, void *usr);
   static void removeCallback(DtExerciseConn *conn, 
                              DtServiceRequestPduCb cb, void *usr);
protected:
   DtPduKind internalGetPduKind() const {return DtServiceRequestPduKind;}
   int indexInBounds(int ind) const;
   DtEntityIdentifier reqId;
   DtEntityIdentifier servId;
   DtEntityType supType;
};

#endif