diRoaddata.h

/*
  Kvalobs - Free Quality Control Software for Meteorological Observations

  $Id: kvParam.h,v 1.1.2.2 2007/09/27 09:02:30 paule Exp $

  Copyright (C) 2009 smhi.se

  Contact information:
  Norwegian Meteorological Institute
  Box 43 Blindern
  0313 OSLO
  NORWAY
  email: kvalobs-dev@met.no

  This file is part of KVALOBS

  KVALOBS 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.

  KVALOBS 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 KVALOBS; if not, write to the Free Software Foundation Inc.,
  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/




#ifndef diRoaddata_h
#define diRoaddata_h

#include <vector>
#include <map>
#include <string>
#include <puTools/miTime.h>
#include <puTools/miStringFunctions.h>
#include "diStation.h"
#include "diParam.h"
#include "diRoaddatathread.h"
#include "rdkESQLTypes.h"

// the class definition here...
using namespace std;
using namespace miutil;
//using namespace pgpool;

namespace road {
  /**
   * \addtogroup  dbinterface
   *
   * @{
   */  

  /**
   * \brief Interface for getting data from the road database..
   */


class Roaddata {
private:
	static string host;
	static string port;
	static string dbname;
	static string user;
	static string passwd;
	static std::string connect_str;
	string databasefile_;
	string stationfile_;
	string parameterfile_;
	miTime obstime_;
	vector<diStation> * stations;
	vector <diParam> * params;
	std::set<int> * roadparams;
	
public:
    static bool initDone;
	static int initRoaddata(const string &databasefile);
	// getStationList must be called after initRoaddata has been done, if not, there will be no connect information.
	// Maybe this should be fixed in the future ?
	static int getStationList(string & inquery, vector <diStation> * & stations, const string &station_type);
	//static DbConnectionPoolPtr thePool;

	// this map maps an obstime to a map from wmo no to a data string.
	// the second map contains data strings only if there are rows returned 
	// from road.
	// We must map to stationfile also for ground observations and in the future also aerosond data
	static map<std::string, map<miTime, map<int, string > > > road_data_cache;
	// depricated
	static map<miTime, map<int, string > > road_cache;
	// The cache for aerosond data
	static map<std::string, map<miTime, map<int, vector<RDKCOMBINEDROW_2 > > > > road_data_multi_cache;
	static map<miTime, map<int, vector<RDKCOMBINEDROW_2 > > > road_multi_cache;
	//default constructor
	Roaddata() {}
	
// the constructor, it inits the databasesetting, includeing login and password
	Roaddata(const string &databasefile, const string &stationfile, const string &parameterfile, const miTime &obstime);
    ~Roaddata();
	int open();
	int getData(const vector<int> & index_stations_to_plot, map<int, string> & lines);
	int getData(const vector<diStation> & stations_to_plot, map<int, vector<RDKCOMBINEDROW_2 > > & raw_data_map);
	int initData(const vector<string> & parameternames, map<int, string> & lines);
	int close();
};

}

#endif