monitoringThread.hpp

//******************************************************************************
//
// Copyright (c) 2019, Brandon To
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are met:
//     * Redistributions of source code must retain the above copyright
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//******************************************************************************
#ifndef _TOPIC_MONITOR_MONITORING_THREAD_HPP_
#define _TOPIC_MONITOR_MONITORING_THREAD_HPP_

#include <lua5.2/lua.hpp>
#include <solclient/solClient.h>
#include <solclient/solClientMsg.h>
#include <string>
#include <unordered_map>

#include "common.hpp"
#include "timeoutWheel.hpp"

namespace topicMonitor
{

class MonitoringThread
{
public:
    typedef std::unordered_map<std::string, std::string> LuaEnvTable;

    static MonitoringThread* instance(void)
    {
        if (instance_mps == nullptr)
        {
            instance_mps = new MonitoringThread();
        }

        return instance_mps;
    }
    ~MonitoringThread(void);

    WorkQueue* getWorkQueue(void) { return &workQueue_m; }

    returnCode_t start(void);

private:
    MonitoringThread(void);

    void handleWorkTypeMessageReceived(WorkEntryMessageReceived* entry_p);
    void handleWorkTypeSubscribe(WorkEntrySubscribe* entry_p);
    void handleWorkTypeUnsubscribe(WorkEntryUnsubscribe* entry_p);
    void handleWorkTypeTimerTick(WorkEntryTimerTick* entry_p);
    void handleWorkTypeTimeout(WorkEntryTimeout* entry_p);

    static MonitoringThread* instance_mps;
    WorkQueue                workQueue_m;
    lua_State*               luaState_mp;
    LuaEnvTable              envTable_m;
    TimeoutWheel             timeoutWheel_m;
};

} /* namespace topicMonitor */

#endif /* _TOPIC_MONITOR_MONITORING_THREAD_HPP_ */