PFDigitalModule.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 "PFDigitalPin.hpp"
#include "modules/BaseModule.hpp"
#include "tools/service/ServiceRegistry.hpp"
#include <boost/asio/io_service.hpp>
#include <boost/property_tree/ptree.hpp>
#include <modules/websock-api/WSHelperThread.hpp>
#include <zmqpp/reactor.hpp>
#include <zmqpp/socket.hpp>

namespace Leosac
{
namespace Module
{
namespace Piface
{

class PFDigitalModule;
struct ModuleParameters
{
    bool degraded_mode;
};

class WSHelperThread : public WebSockAPI::BaseModuleSupportThread<ModuleParameters>
{
  public:
    explicit WSHelperThread(const CoreUtilsPtr &core_utils)
        : BaseModuleSupportThread(core_utils, {})
    {
    }

    void test_output_pin(const UUID &gpio_id);

    void unregister_ws_handlers(WebSockAPI::Service &ws_service) override;

  private:
    void register_ws_handlers(WebSockAPI::Service &ws_service) override;
};

class PFDigitalModule : public BaseModule
{
  public:
    PFDigitalModule(zmqpp::context &ctx, zmqpp::socket *module_manager_pipe,
                    const boost::property_tree::ptree &config, CoreUtilsPtr utils);


    ~PFDigitalModule();

    virtual void run() override;

  private:
    void handle_interrupt();

    void process_xml_config(const boost::property_tree::ptree &cfg);

    void process_config();

    void setup_database();

    void load_config_from_database();

    zmqpp::socket bus_push_;

    std::vector<PFDigitalPin> gpios_;

    bool get_input_pin_name(std::string &dest, int idx, uint8_t hw_addr);

    int interrupt_fd_;

    WSHelperThread ws_helper_thread_;

    bool degraded_mode_;
};
}
}
}