/*
  Copyright 2020 Equinor ASA.

  This file is part of the Open Porous Media project (OPM).

  OPM 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.

  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef ACTION_STATE_HPP
#define ACTION_STATE_HPP

#include <ctime>
#include <map>

#include <opm/input/eclipse/Schedule/Action/ActionResult.hpp>

namespace Opm {

namespace RestartIO {
struct RstState;
}

namespace Action {

class ActionX;
class Actions;
class PyAction;

class State {

struct RunState
{
    RunState() = default;

    explicit RunState(std::time_t sim_time)
        : run_count(1)
        , last_run(sim_time)
    {}

    void add_run(std::time_t sim_time)
    {
        this->last_run = sim_time;
        this->run_count += 1;
    }

    static RunState serializationTestObject()
    {
        RunState rs;
        rs.run_count = 100;
        rs.last_run = 123456;
        return rs;
    }

    bool operator==(const RunState& other) const
    {
        return this->run_count == other.run_count &&
               this->last_run == other.last_run;
    }

    template<class Serializer>
    void serializeOp(Serializer& serializer)
    {
        serializer(this->run_count);
        serializer(this->last_run);
    }

    std::size_t run_count{};
    std::time_t last_run{};
};

public:
    void add_run(const ActionX& action, std::time_t sim_time, Result result);
    void add_run(const PyAction& action, bool result);
    std::size_t run_count(const ActionX& action) const;
    std::time_t run_time(const ActionX& action) const;
    std::optional<Result> result(const std::string& action) const;
    std::optional<bool> python_result(const std::string& action) const;
    void load_rst(const Actions& action_config, const RestartIO::RstState& rst_state);

    template<class Serializer>
    void serializeOp(Serializer& serializer)
    {
        serializer(this->run_state);
        serializer(this->last_result);
        serializer(this->m_python_result);
    }


    static State serializationTestObject();
    bool operator==(const State& other) const;

private:
    using action_id = std::pair<std::string, std::size_t>;
    static action_id make_id(const ActionX& action);
    std::map<action_id, RunState> run_state;
    std::map<std::string, Result> last_result;
    std::map<std::string, bool> m_python_result;
};

}
}

#endif
