/**
 * @file tests/mpi/cluster/main.cpp
 * @author The PARADEVS Development Team
 * See the AUTHORS or Authors.txt file
 */

/*
 * PARADEVS - the multimodeling and simulation environment
 * This file is a part of the PARADEVS environment
 *
 * Copyright (C) 2013-2015 ULCO http://www.univ-litoral.fr
 *
 * This program 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <paradevs/common/RootCoordinator.hpp>

#include <boost/mpi/environment.hpp>
#include <boost/mpi/communicator.hpp>

#include <paradevs/common/time/DoubleTime.hpp>
#include <paradevs/kernel/pdevs/mpi/LogicalProcessor.hpp>
#include <tests/mpi/cluster/graph_manager.hpp>

#include <chrono>

using namespace paradevs::tests::mpi::cluster;
using namespace paradevs::common;
using namespace boost::mpi;
using namespace std::chrono;

void example_simple(int argc, char *argv[])
{
    environment env(argc, argv);
    communicator world;

    std::cout << "START " << world.rank() << std::endl;
    
    if (world.rank() == 0) {
        paradevs::tests::mpi::cluster::RootGraphManagerParameters parameters;

        parameters.ranks.push_back(1);
        parameters.ranks.push_back(2);
        parameters.ranks.push_back(3);
        parameters.ranks.push_back(4);
        parameters.ranks.push_back(5);
        parameters.ranks.push_back(6);
        parameters.ranks.push_back(7);
        parameters.ranks.push_back(8);

        paradevs::common::RootCoordinator <
            DoubleTime,
            paradevs::pdevs::Coordinator <
                DoubleTime,
                paradevs::tests::mpi::cluster::RootGraphManager,
                paradevs::common::NoParameters,
                paradevs::tests::mpi::cluster::RootGraphManagerParameters >
            > rc(0, 10, "root", paradevs::common::NoParameters(), parameters);

        steady_clock::time_point t1 = steady_clock::now();

        rc.run();

        steady_clock::time_point t2 = steady_clock::now();

        duration < double > time_span = duration_cast <
            duration < double > >(t2 - t1);

        std::cout << "time = " << time_span.count() << std::endl;

    } else {
        std::stringstream ss;

        ss << "S" << world.rank();
	paradevs::pdevs::mpi::Coordinator <
	  DoubleTime,
	  paradevs::tests::mpi::cluster::SubGraphManager >
	model(ss.str(), paradevs::common::NoParameters(),
	      paradevs::common::NoParameters());
	paradevs::pdevs::mpi::LogicalProcessor <
	  DoubleTime > LP(&model, world.rank(), 0);
	
	model.set_logical_processor(&LP);
	LP.loop();
    }
}

int main(int argc, char *argv[])
{
  example_simple(argc, argv);
  return 0;
}