/*
   Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.

   This program is also distributed with certain software (including
   but not limited to OpenSSL) that is licensed under separate terms,
   as designated in a particular file or component or in included license
   documentation.  The authors of MySQL hereby grant you an additional
   permission to link the program and your derivative works with the
   separately licensed software that they have included with MySQL.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License, version 2.0, for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
*/

#include "API.hpp"
#include <AttributeHeader.hpp>
#include <signaldata/TcIndx.hpp>
#include <signaldata/TcKeyReq.hpp>
#include <signaldata/IndxKeyInfo.hpp>
#include <signaldata/IndxAttrInfo.hpp>

NdbIndexOperation::NdbIndexOperation(Ndb* aNdb) :
  NdbOperation(aNdb, NdbOperation::UniqueIndexAccess),
  m_theIndex(NULL)
{
  m_tcReqGSN = GSN_TCINDXREQ;
  m_attrInfoGSN = GSN_INDXATTRINFO;
  m_keyInfoGSN = GSN_INDXKEYINFO;

  /**
   * Change receiver type
   */
  theReceiver.init(NdbReceiver::NDB_INDEX_OPERATION, this);
}

NdbIndexOperation::~NdbIndexOperation()
{
}

/*****************************************************************************
 * int indxInit();
 *
 * Return Value:  Return 0 : init was successful.
 *                Return -1: In all other case.  
 * Remark:        Initiates operation record after allocation.
 *****************************************************************************/
int
NdbIndexOperation::indxInit(const NdbIndexImpl * anIndex,
			    const NdbTableImpl * aTable, 
			    NdbTransaction* myConnection)
{
  NdbOperation::init(aTable, myConnection);

  switch (anIndex->m_type) {
  case(NdbDictionary::Index::UniqueHashIndex):
    break;
  case(NdbDictionary::Index::Undefined):
  case(NdbDictionary::Index::OrderedIndex):
    setErrorCodeAbort(4003);
    return -1;
  default:
    DBUG_ASSERT(0);
    break;
  }
  m_theIndex = anIndex;
  m_accessTable = anIndex->m_table;
  theNoOfTupKeyLeft = m_accessTable->getNoOfPrimaryKeys();
  return 0;
}

int NdbIndexOperation::readTuple(NdbOperation::LockMode lm)
{ 
  switch(lm) {
  case LM_Read:
    return readTuple();
    break;
  case LM_Exclusive:
    return readTupleExclusive();
    break;
  case LM_CommittedRead:
    return readTuple();
    break;
  case LM_SimpleRead:
    return readTuple();
    break;
  default:
    return -1;
  };
}

int NdbIndexOperation::insertTuple()
{
  setErrorCode(4200);
  return -1;
}

int NdbIndexOperation::readTuple()
{
  // First check that index is unique

  return NdbOperation::readTuple();
}

int NdbIndexOperation::readTupleExclusive()
{
  // First check that index is unique

  return NdbOperation::readTupleExclusive();
}

int NdbIndexOperation::simpleRead()
{
  // First check that index is unique

  return NdbOperation::readTuple();
}

int NdbIndexOperation::dirtyRead()
{
  // First check that index is unique

  return NdbOperation::readTuple();
}

int NdbIndexOperation::committedRead()
{
  // First check that index is unique

  return NdbOperation::readTuple();
}

int NdbIndexOperation::updateTuple()
{
  // First check that index is unique

  return NdbOperation::updateTuple();
}

int NdbIndexOperation::deleteTuple()
{
  // First check that index is unique

  return NdbOperation::deleteTuple();
}

int NdbIndexOperation::dirtyUpdate()
{
  // First check that index is unique

  return NdbOperation::dirtyUpdate();
}

int NdbIndexOperation::interpretedUpdateTuple()
{
  // First check that index is unique

  return NdbOperation::interpretedUpdateTuple();
}

int NdbIndexOperation::interpretedDeleteTuple()
{
  // First check that index is unique

  return NdbOperation::interpretedDeleteTuple();
}

const NdbDictionary::Index*
NdbIndexOperation::getIndex() const
{
  return m_theIndex;
}

/***************************************************************************
int receiveTCINDXREF( NdbApiSignal* aSignal)

Return Value:   Return 0 : send was succesful.
                Return -1: In all other case.   
Parameters:     aSignal: the signal object that contains the TCINDXREF signal from TC.
Remark:         Handles the reception of the TCKEYREF signal.
***************************************************************************/
int
NdbIndexOperation::receiveTCINDXREF(const NdbApiSignal* aSignal)
{
  return receiveTCKEYREF(aSignal);
}//NdbIndexOperation::receiveTCINDXREF()
