/*
 * This file belongs to the OpenModelica Run-Time System
 *
 * Copyright (c) 1998-2026, Open Source Modelica Consortium (OSMC), c/o Linköpings
 * universitet, Department of Computer and Information Science, SE-58183 Linköping, Sweden. All rights
 * reserved.
 *
 * THIS PROGRAM IS PROVIDED UNDER THE TERMS OF THE BSD NEW LICENSE OR THE
 * AGPL VERSION 3 LICENSE OR THE OSMC PUBLIC LICENSE (OSMC-PL) VERSION 1.8. ANY
 * USE, REPRODUCTION OR DISTRIBUTION OF THIS PROGRAM CONSTITUTES RECIPIENT'S
 * ACCEPTANCE OF THE BSD NEW LICENSE OR THE OSMC PUBLIC LICENSE OR THE AGPL
 * VERSION 3, ACCORDING TO RECIPIENTS CHOICE.
 *
 * The OpenModelica software and the OSMC (Open Source Modelica Consortium) Public License
 * (OSMC-PL) are obtained from OSMC, either from the above address, from the URLs:
 * http://www.openmodelica.org or https://github.com/OpenModelica/ or
 * http://www.ida.liu.se/projects/OpenModelica, and in the OpenModelica distribution. GNU
 * AGPL version 3 is obtained from: https://www.gnu.org/licenses/licenses.html#GPL. The BSD NEW
 * License is obtained from: http://www.opensource.org/licenses/BSD-3-Clause.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, EXCEPT AS EXPRESSLY
 * SET FORTH IN THE BY RECIPIENT SELECTED SUBSIDIARY LICENSE CONDITIONS OF
 * OSMC-PL.
 *
 */

#pragma once
/** @addtogroup simcorefactoriesPolicies
 *
 *  @{
 */

/*
Policy class to create a OMC-,  Modelica- system or AlgLoopSolver
*/
template <class CreationPolicy>
struct SystemOMCFactory : public  ObjectFactory<CreationPolicy>
{

public:
  SystemOMCFactory(PATH library_path,PATH modelicasystem_path,PATH config_path)
    :ObjectFactory<CreationPolicy>(library_path,modelicasystem_path,config_path)
  {
    _use_modelica_compiler = false;
    _system_type_map = new type_map();
#ifndef RUNTIME_STATIC_LINKING
    initializeLibraries(library_path, modelicasystem_path, config_path);
#endif
  }

  virtual ~SystemOMCFactory()
  {
    delete _system_type_map;
    ObjectFactory<CreationPolicy>::_factory->UnloadAllLibs();
  }

  virtual shared_ptr<IAlgLoopSolverFactory> createAlgLoopSolverFactory(IGlobalSettings* globalSettings)
  {
    std::map<std::string, factory<IAlgLoopSolverFactory,IGlobalSettings*,PATH,PATH> >::iterator iter;
    std::map<std::string, factory<IAlgLoopSolverFactory,IGlobalSettings*,PATH,PATH> >& algloopsolver_factory(_system_type_map->get());
    iter = algloopsolver_factory.find("AlgLoopSolverFactory");
    if (iter ==algloopsolver_factory.end())
    {
      throw ModelicaSimulationError(MODEL_FACTORY,"No AlgLoopSolverFactory  found");
    }
    shared_ptr<IAlgLoopSolverFactory>  algloopsolverfactory = shared_ptr<IAlgLoopSolverFactory>(iter->second.create(globalSettings,ObjectFactory<CreationPolicy>::_library_path,ObjectFactory<CreationPolicy>::_modelicasystem_path));

    return algloopsolverfactory;
  }





  virtual shared_ptr<IMixedSystem> createSystem(string modelLib,string modelKey,IGlobalSettings* globalSettings,shared_ptr<ISimObjects> simObjects)
  {
    fs::path modelica_path = ObjectFactory<CreationPolicy>::_modelicasystem_path;
    fs::path modelica_name(modelLib);
    modelica_path/=modelica_name;
    LOADERRESULT result = ObjectFactory<CreationPolicy>::_factory->LoadLibrary(modelica_path.string(),*_system_type_map);
    if (result != LOADER_SUCCESS)
    {
      std::stringstream tmp;
      tmp << "Failed loading System library!" << std::endl << modelica_path.string();
      throw ModelicaSimulationError(MODEL_FACTORY,tmp.str());
    }

    std::map<std::string, factory<IMixedSystem, IGlobalSettings*, shared_ptr<ISimObjects>  > >::iterator system_iter;
    std::map<std::string, factory<IMixedSystem, IGlobalSettings*, shared_ptr<ISimObjects>  > >& factories(_system_type_map->get());
    system_iter = factories.find(modelKey);
    if (system_iter == factories.end())
    {
      throw ModelicaSimulationError(MODEL_FACTORY,"No system found");
    }

    shared_ptr<IMixedSystem> system(system_iter->second.create(globalSettings,simObjects));
    return system;
  }

   shared_ptr<IMixedSystem>  createModelicaSystem(PATH modelica_path, string modelKey, IGlobalSettings* globalSettings, shared_ptr<ISimObjects>)
  {
    throw ModelicaSimulationError(MODEL_FACTORY,"Modelica is not supported");
  }

protected:
  virtual void initializeLibraries(PATH library_path,PATH modelicasystem_path,PATH config_path)
  {
    fs::path systemfactory_path = ObjectFactory<CreationPolicy>::_library_path;
    fs::path system_name(SYSTEM_LIB);
    systemfactory_path/=system_name;

    LOADERRESULT result = ObjectFactory<CreationPolicy>::_factory->LoadLibrary(systemfactory_path.string(), *_system_type_map);
    if (result != LOADER_SUCCESS)
    {
      std::stringstream tmp;
      tmp << "Failed loading System library!" << std::endl << systemfactory_path.string();
      throw ModelicaSimulationError(MODEL_FACTORY,tmp.str());
    }

    fs::path dataexchange_path = ObjectFactory<CreationPolicy>::_library_path;
    fs::path dataexchange_name(DATAEXCHANGE_LIB);
    dataexchange_path/=dataexchange_name;

    result = ObjectFactory<CreationPolicy>::_factory->LoadLibrary(dataexchange_path.string(), *_system_type_map);
    if (result != LOADER_SUCCESS)
    {
      throw ModelicaSimulationError(MODEL_FACTORY,"Failed loading Dataexchange library!");
    }
  }

  bool _use_modelica_compiler;
  type_map* _system_type_map;
};
/** @} */ // end of simcorefactoriesPolicies
