/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2002-2025, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2025 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

#ifndef _DAI_UNSET_ODRXVALUE_H_
#define _DAI_UNSET_ODRXVALUE_H_

#include "daiUnset.h"
#include "RxValue.h"
#include "daiValueTypes.h"
#include "daiPrimitive.h"

#include "TD_PackPush.h"

namespace OdDAI
{
  namespace Utils
  {

    template <> inline const OdRxValue& getUnset<OdRxValue>() { return OdRxValue::empty(); }
    
    namespace {
      template<class TSubType>
      inline bool rxSubvalUnsetCheck(const OdRxValue& value)
      {
        TSubType subValue = Utils::getUnset<TSubType>();
        return ((value >> subValue) && 
          Utils::isUnset(subValue));
      }
    }

    inline bool isUnset(const OdRxValue& value)
    { 
      if(value == getUnset<OdRxValue>())
      {
        return true;
      }

      if (value.type() == OdRxValueType::Desc<int>::value())
      {
        return rxSubvalUnsetCheck<int>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Logical>::value())
      {
        return rxSubvalUnsetCheck<OdDAI::Logical>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Boolean>::value())
      {
        return rxSubvalUnsetCheck<OdDAI::Boolean>(value);
      }
      else if (value.type() == OdRxValueType::Desc<double>::value())
      {
        return rxSubvalUnsetCheck<double>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdAnsiString>::value())
      {
        return rxSubvalUnsetCheck<OdAnsiString>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Aggr*>::value())
      {
        return rxSubvalUnsetCheck<OdDAI::Aggr*>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Number>::value())
      {
        return rxSubvalUnsetCheck<OdDAI::Number>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Binary*>::value())
      {
        return rxSubvalUnsetCheck<Binary*>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Binary>::value())
      {
        return rxSubvalUnsetCheck<Binary>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Enum>::value())
      {
        return rxSubvalUnsetCheck<OdDAI::Enum>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Enum*>::value())
      {
        return rxSubvalUnsetCheck<Enum*>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAI::Select*>::value())
      {
        return rxSubvalUnsetCheck<Select*>(value);
      }
      else if (value.type() == OdRxValueType::Desc<OdDAIObjectId>::value())
      {
        return rxSubvalUnsetCheck<OdDAIObjectId>(value);
      }

      ODA_ASSERT(0 && "not implemented");
      return false;
    }
  }

}

#include "TD_PackPop.h"

#endif // _DAI_UNSET_H_