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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
 *            pracrodaopgsql.h
 *
 *  Wed Feb 11 11:18:26 CET 2009
 *  Copyright 2009 Bent Bisballe Nyeng
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *  This file is part of Pracro.
 *
 *  Pracro 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 2 of the License, or
 *  (at your option) any later version.
 *
 *  Pracro 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 Pracro; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#ifndef __PRACRO_PRACRODAOPGSQL_H__
#define __PRACRO_PRACRODAOPGSQL_H__

#include <config.h>

#ifndef WITHOUT_DB

#include <string>
#include <pqxx/pqxx>

#include "pracrodao.h"

class PracroDAOPgsql : public PracroDAO
{
public:
  PracroDAOPgsql(std::string _host, std::string _port,
                 std::string _user, std::string _passwd, std::string _dbname);
  ~PracroDAOPgsql();

  std::string newSessionId();
  void commitTransaction(std::string sessionid,
                         Transaction &transaction,
                         Commit &commit,
                         Macro &macro,
                         time_t now);
  Values getLatestValues(std::string sessionid,
                         std::string patientid,
                         Macro *macro,
                         Fieldnames &fieldnames,
                         time_t oldest);
  unsigned nrOfCommits(std::string sessionid,
                       std::string patientid,
                       std::string macroname,
                       time_t oldest);

  void addFieldname(std::string name, std::string description);
  void delFieldname(std::string name);
  std::vector<Fieldname> getFieldnames();

  void commit(std::string sessionid);
  void nocommit(std::string sessionid);
  void discard(std::string sessionid);
  std::string serialise() { return ""; }
  void restore(const std::string &data) {}
  bool active(std::string sessionid);

private:
  pqxx::connection  *conn;
};

#endif/*WITHOUT_DB*/

#endif/*__PRACRO_PRACRODAOPGSQL_H__*/