countryCodesManager.h

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/******************************************************************************
** Copyright (c) 2019 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/

#pragma once

#include <vrfGuiCore/vrfGuiCore.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <boost/signals2.hpp>

#include <vlutil/vlFilename.h>

#include <string>
#include <set>
#include <map>

namespace makVrv
{
   class DtDe;
}

namespace makVrf
{
   class DT_DLL_VRFGUICORE DtCountryCodesManager : public makVrv::DtVirtualBaseClass
   {
   public:
      typedef std::map<std::string, std::string> CountryCodes;
      typedef std::map<std::string, int> DISEnumByCode;
      typedef std::map<int, std::string> CountryCodeByDISEnum;

   public:
      DtCountryCodesManager(makVrv::DtDe&);
      DtCountryCodesManager(const DtCountryCodesManager&);
      virtual ~DtCountryCodesManager() override;

      static DtCountryCodesManager& instance(makVrv::DtDe& de);
      static void registerInstance(makVrv::DtDe&, DtCountryCodesManager*);

      virtual const std::set<std::string>& countryCodes() const
      {
         return myCountryCodes;
      }

      virtual const CountryCodeByDISEnum& countryCodeByDISEnum() const
      {
         return myCountryCodeByDISEnum;
      }

      virtual const CountryCodes& countryCodesByCountry() const
      {
         return myCountryCodesByCountry;
      }

      virtual const CountryCodes& countriesByCountryCode() const
      {
         return myCountriesByCountryCode;
      }

      virtual void addCountry(const std::string& code, const std::string& name, int disCode, bool signal = true);

      virtual std::string country(const std::string& code) const;

      virtual std::string countryCode(const std::string& country) const;

      virtual int disEnumByCountryCode(const std::string& code) const;
      virtual std::string countryCodeByDISEnum(int) const;

      virtual bool loadCountryCodesFile(const std::string&, bool merge = false);

      virtual bool reload();

      virtual bool removeCountry(const std::string&, bool signal = true);

      boost::signals2::signal<void (std::string, std::string)> signal_countryAdded;

      boost::signals2::signal<void (std::string)> signal_countryRemoved;

      boost::signals2::signal<void ()> signal_loaded;

   protected:
      makVrv::DtDe& myDe;
      std::set<std::string> myCountryCodes;
      CountryCodes myCountriesByCountryCode;
      CountryCodes myCountryCodesByCountry; 
      DISEnumByCode myDisEnumByCountryCode;
      CountryCodeByDISEnum myCountryCodeByDISEnum; 
      DtFilename myLastLoadedFile;
   };
}