core-service.hpp

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/*
  CORE-SERVICE.hpp  -  service to address the application core from the UI

   Copyright (C)
     2015,            Hermann Vosseler <Ichthyostega@web.de>

  **Lumiera** 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. See the file COPYING for further details.

*/


#ifndef STAGE_CTRL_CORE_SERVICE_H
#define STAGE_CTRL_CORE_SERVICE_H


#include "lib/error.hpp"
#include "lib/nocopy.hpp"
#include "lib/idi/entry-id.hpp"
#include "lib/diff/gen-node.hpp"
#include "include/session-command-facade.h"
#include "stage/ctrl/state-recorder.hpp"
#include "stage/ctrl/bus-term.hpp"
#include "stage/ctrl/nexus.hpp"


namespace stage {
namespace ctrl{
  
  using steam::control::SessionCommand;
  using lib::diff::Rec;
  
  
  class CoreService
    : public BusTerm
    , util::NonCopyable
    {
      
      Nexus uiBusBackbone_;
      StateRecorder stateRecorder_;
      
      
      virtual void
      act (GenNode const& command)  override
        {
          SessionCommand::facade().trigger (command.idi.getSym(), command.data.get<Rec>());
        }
      
      
      virtual void
      note (ID subject, GenNode const& stateMark)  override
        {
          stateRecorder_.recordState (subject, stateMark);
        }
      
      
    public:
      explicit
      CoreService (ID identity =lib::idi::EntryID<CoreService>())
        : BusTerm(identity, uiBusBackbone_)
        , uiBusBackbone_{*this}
        , stateRecorder_{*this}
        {
          INFO (stage, "UI-Backbone operative.");
        }
      
     ~CoreService();
      
      
      StateManager&
      getStateManager()
        {
          return stateRecorder_;
        }
    };
  
  
  
}} // namespace stage::ctrl
#endif /*STAGE_CTRL_CORE_SERVICE_H*/