WiegandStrategy.hpp

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/*
    Copyright (C) 2014-2016 Leosac

    This file is part of Leosac.

    Leosac is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Leosac 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 Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

#pragma once

#include "core/auth/Auth.hpp"
#include "zmqpp/zmqpp.hpp"
#include <boost/any.hpp>
#include <chrono>
#include <string>

namespace Leosac
{
namespace Module
{
namespace Wiegand
{
class WiegandReaderImpl;
namespace Strategy
{
class WiegandStrategy;
using WiegandStrategyUPtr = std::unique_ptr<WiegandStrategy>;

class WiegandStrategy
{
  public:
    WiegandStrategy(WiegandReaderImpl *reader)
        : reader_(reader)
    {
    }

    virtual ~WiegandStrategy() = default;

    virtual void timeout() = 0;

    virtual bool completed() const = 0;

    virtual void signal(zmqpp::socket &sock) = 0;

    virtual void reset() = 0;

    virtual void set_reader(WiegandReaderImpl *new_ptr)
    {
        reader_ = new_ptr;
    }

    // we may add the handle_msg here, because some mode may want to
    // have "lower-level" access to gpio event.

    friend class WiegandReaderImpl;

  protected:
    WiegandReaderImpl *reader_;
};
}
}
}
}