/*
   Copyright (C) 2003-2008 MySQL AB, 2008-2010 Sun Microsystems, Inc.
    All rights reserved. Use is subject to license terms.

   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
*/

#ifndef HUGO_OPERATIONS_HPP
#define HUGO_OPERATIONS_HPP

#include <NDBT.hpp>
#include <HugoCalculator.hpp>
#include <UtilTransactions.hpp>
#include <Vector.hpp>

class HugoOperations : public UtilTransactions {
public:  
  HugoOperations(const NdbDictionary::Table&,
		 const NdbDictionary::Index* idx = 0);

  ~HugoOperations();
  int startTransaction(Ndb*, const NdbDictionary::Table *table= 0,
                       const char  *keyData= 0, Uint32 keyLen= 0);
  int setTransaction(NdbTransaction*,bool not_null_ok= false);
  int closeTransaction(Ndb*);
  NdbTransaction* getTransaction();
  void refresh();

  void setTransactionId(Uint64);
  
  int pkInsertRecord(Ndb*,
		     int recordNo,
		     int numRecords = 1,
		     int updatesValue = 0);
  
  int pkWriteRecord(Ndb*,
		    int recordNo,
		    int numRecords = 1,
		    int updatesValue = 0);

  int pkWritePartialRecord(Ndb*,
			   int recordNo,
			   int numRecords = 1);
  
  int pkReadRecord(Ndb*,
                   int record,
                   int numRecords = 1,
                   NdbOperation::LockMode lm = NdbOperation::LM_Read,
                   NdbOperation::LockMode * lmused = 0);
  
  int pkReadRandRecord(Ndb*,
                       int records,
                       int numRecords = 1,
                       NdbOperation::LockMode lm = NdbOperation::LM_Read,
                       NdbOperation::LockMode * lmused = 0);

  int pkReadRecordLockHandle(Ndb*,
                             Vector<const NdbLockHandle*>& lockHandles,
                             int record,
                             int numRecords = 1,
                             NdbOperation::LockMode lm = NdbOperation::LM_Read,
                             NdbOperation::LockMode * lmused = 0);
  
  int pkUnlockRecord(Ndb*,
                     Vector<const NdbLockHandle*>& lockHandles,
                     int offset = 0,
                     int numRecords = ~(0),
                     NdbOperation::AbortOption ao = NdbOperation::AbortOnError);

  int pkUpdateRecord(Ndb*,
		     int recordNo,
		     int numRecords = 1,
		     int updatesValue = 0);
  
  int pkDeleteRecord(Ndb*,
		     int recordNo,
		     int numRecords = 1);
  
  int pkRefreshRecord(Ndb*,
                      int recordNo,
                      int numRecords = 1,
                      int anyValueInfo = 0); /* 0 - none, 1+ Val | record */

  int execute_Commit(Ndb*, 
		     AbortOption ao = AbortOnError);
  int execute_NoCommit(Ndb*,
		       AbortOption ao = AbortOnError);
  int execute_Rollback(Ndb*);
  
  int saveCopyOfRecord(int numRecords = 1);
  int compareRecordToCopy(int numRecords = 1);

  BaseString getRecordStr(int recordNum);
  int getRecordGci(int recordNum);

  int setValueForAttr(NdbOperation*,
		      int attrId, 
		      int rowId,
		      int updateId);
  
  int equalForAttr(NdbOperation*,
		   int attrId, 
		   int rowId);

  int equalForRow(NdbOperation*, int rowid);

  bool getPartIdForRow(const NdbOperation* pOp, int rowid, Uint32& partId);
  
  int setValues(NdbOperation*, int rowId, int updateId);
  
  int verifyUpdatesValue(int updatesValue, int _numRows = 0);

  int indexReadRecords(Ndb*, const char * idxName, int recordNo,
		       bool exclusive = false,
		       int records = 1);
  
  int indexUpdateRecord(Ndb*,
			const char * idxName, 
			int recordNo,
			int numRecords = 1,
			int updatesValue = 0);

  int scanReadRecords(Ndb*, NdbScanOperation::LockMode = 
		      NdbScanOperation::LM_CommittedRead, 
		      int numRecords = 1);

  NdbIndexScanOperation* pIndexScanOp;

  NDBT_ResultRow& get_row(Uint32 idx) { return *rows[idx];}

  int execute_async(Ndb*, NdbTransaction::ExecType, NdbOperation::AbortOption = NdbOperation::AbortOnError);
  int execute_async_prepare(Ndb*, NdbTransaction::ExecType, NdbOperation::AbortOption = NdbOperation::AbortOnError);
  
  int wait_async(Ndb*, int timeout = -1);

  int releaseLockHandles(Ndb*,
                         Vector<const NdbLockHandle*>& lockHandles,
                         int offset = 0,
                         int numRecords = ~(0));

  const NdbError& getNdbError() const;
  void setQuiet() { m_quiet = true; }

  typedef Uint32 (*AnyValueCallback)(Ndb*, NdbTransaction*, int rowid, int updVal);

  void setAnyValueCallback(AnyValueCallback);

protected:
  void allocRows(int rows);
  void deallocRows();

  Vector<NDBT_ResultRow*> rows;
  Vector<NdbIndexScanOperation*> indexScans;
  HugoCalculator calc;

  Vector<BaseString> savedRecords;

  struct RsPair { NdbScanOperation* m_result_set; int records; };
  Vector<RsPair> m_result_sets;
  Vector<RsPair> m_executed_result_sets;

  int m_async_reply;
  int m_async_return;
  friend void HugoOperations_async_callback(int, NdbTransaction*, void*);
  void callback(int res, NdbTransaction*);
  Uint32 getAnyValueForRowUpd(int row, int update);


  void setNdbError(const NdbError& error);
  NdbError m_error;
  bool m_quiet;
  AnyValueCallback avCallback;
};

#endif
