/*
* This file is part of rasdaman community.
*
* Rasdaman community is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rasdaman community 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with rasdaman community.  If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
*/
/*************************************************************
 *
 *
 * PURPOSE:
 * Test program for the RasQL parser.
 *
 *
 * COMMENTS:
 * 
 *
 ************************************************************/

#ifdef EARLY_TEMPLATE
#define __EXECUTABLE__
#ifdef __GNUG__
#include "qlparser/symtab.hh"
#include "raslib/template_inst.hh"
#endif
#endif


using namespace std;

#define DEBUG_MAIN
#include "debug-clt.hh"


#include <iostream.h>      // cout
#include <stdio.h>         // fopen, perror
#include <stdlib.h>
#include <string.h>
#include <time.h>

#include "qlparser/querytree.hh"

#include "raslib/rminit.hh"
#include "raslib/rmdebug.hh"

#include "adminif.hh"
#include "databaseif.hh"
#include "transactionif.hh"

#include "mddmgr/mddobj.hh"
#include "mddmgr/mddcoll.hh"
#include "mddmgr/mddcolliter.hh"

// init globals for server initialization
// RMINITGLOBALS('C')

extern int   yyparse();
extern char* myExecArgv0 = "";
extern char* beginParseString;
extern char* iterParseString;

extern QueryTree* parseQueryTree;

int main( int ac, char** av )
{
  FILE* inFile;
  char  baseName[255];
  char  query[4096];

  //
  // read program arguments
  //

  if( ac <= 2 )
  {
    cout << "usage: test_qlparser basename queryfile" << endl;
    return -1;
  }

  strcpy( baseName, av[1] );

  inFile = fopen( av[2], "r" );
   
  if( inFile == NULL )
  {
    cout << "Error opening file " << av[1] << endl;
    return -1;
  }
   
  fread( &query, 1, 4095, inFile );
  fclose( inFile );

  cout << "Query:" << endl << endl << query << endl;
   
  //
  // open database, start transaction
  //

  // variables representing O2 database, ta and session
  DatabaseIf    db;
  TransactionIf ta;

  // don't forget to initialize before using AdminIf!
  cout << "Connecting to O2 ..." << flush;
  myExecArgv0 = av[0];
  AdminIf* myAdmin = AdminIf::instance();
  cout << "OK" << endl;

  // connect to the database
  cout << "Opening database " << baseName << "... " << flush;
  db.open( baseName );
  cout << "OK" << endl;

  cout << "Starting transaction ... " << flush;
  ta.begin(&db);
  cout << "OK" << endl;

  //
  // body of test program
  //

  beginParseString = query;
  iterParseString = query;
   
  parseQueryTree = new QueryTree();   // create a query tree object...
   
  cout << endl << "Parsing ..." << flush;
   
  if( !yyparse() )
    cout << "  worked" << endl;
  else
    cout << "  failed" << endl;
   
  cout << endl;
  parseQueryTree->printTree(2);
  cout << endl;
  parseQueryTree->getRoot()->printAlgebraicExpression();
  cout << endl;

  cout << "Simplifying ..." << flush;
  try
  {
    parseQueryTree->getRoot()->simplify();
  }
  catch( ParseInfo& info )
  {
    info.printStatus( RMInit::logOut );
    cout << "FAILED" << endl;
  }

  cout << "OK" << endl;  

  cout << endl;
  parseQueryTree->printTree(2);
  cout << endl;
  parseQueryTree->getRoot()->printAlgebraicExpression();
  cout << endl;

  delete parseQueryTree;

  //
  // end of body
  //
   
  cout << "Committing transaction ... " << flush;
  ta.commit();
  cout << "OK" << endl;

  cout << "Closing database ..." << flush;
  db.close();
  cout << "OK" << endl;
  cout << "Ending O2 session ..." << endl;
  delete myAdmin;
  cout << "OK" << endl;

  return 0;
}