controllogger.hh

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// SPDX-FileCopyrightText: 2021-2025 The Ikarus Developers ikarus@ibb.uni-stuttgart.de
// SPDX-License-Identifier: LGPL-3.0-or-later
 
#pragma once
#include <chrono>
 
#include <ikarus/utils/broadcaster/broadcastermessages.hh>
#include <ikarus/utils/concepts.hh>
#include <ikarus/utils/listener/listener.hh>
 
namespace Ikarus {
 
class ControlLogger : public Listener
{
public:
  template <typename BC>
  ControlLogger& subscribeTo(BC& bc) {
    this->subscribe(bc, [&](ControlMessages message, const BC::State& state) { this->update(message, state); });
    return *this;
  }
 
  void update(ControlMessages message, const Concepts::ControlRoutineState auto& state) {
    switch (message) {
      case ControlMessages::STEP_ENDED:
        stepEnded();
        break;
      case ControlMessages::CONTROL_STARTED:
        controlStarted(state.information.name);
        break;
      case ControlMessages::STEP_STARTED:
        stepStarted(state.loadStep, state.stepSize);
        break;
      case ControlMessages::CONTROL_ENDED:
        controlEnded(state.information.totalIterations, state.information.name);
        break;
      default:
        break; // default: do nothing when notified
    }
  }
 
private:
  using TimePoint = std::chrono::time_point<std::chrono::high_resolution_clock>;
  TimePoint start_{};
  TimePoint stop_{};
  std::chrono::milliseconds duration_{};
 
  void stepEnded();
  void controlStarted(const std::string& name);
  void controlEnded(int totalIterations, const std::string& name);
  void stepStarted(int stepNumber, double stepSize);
};
} // namespace Ikarus