/*
 * Copyright (C) 2018 Edupals project
 *
 * Author:
 *  Enrique Medina Gremaldos <quiqueiii@gmail.com>
 *
 * Source:
 *  https://github.com/edupals/edupals-base-toolkit
 *
 * This file is a part of edupals-base-toolkit.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 */
 

#ifndef EDUPALS_PROCESS
#define EDUPALS_PROCESS

#include <cstdint>
#include <string>
#include <vector>

namespace edupals
{
    namespace system
    {
        class Process
        {
            protected:
            
            int32_t m_pid;
            
            public:
            
            Process();
            
            /*!
                Create a process object with given pid
                No check is done for a valid PID
            */
            Process(int32_t pid);
            
            /*!
                Gets current Process
            */
            static Process me();
            
            /*!
                Gets current parent Process
            */
            static Process parent();
            
            /*!
                Gets a list with runing processes
            */
            static std::vector<Process> list();
            
            /*!
                Get full proc path
            */
            std::string proc();
            
            /*!
                Get process name
            */
            std::string name();
            
            /*!
                Get complete process cmd line
            */
            std::string cmdline();
            std::string comm();
            
            char state();
            
            /*!
                Get process pid
            */
            int32_t pid();
            
            /*!
                Get parent process pid
            */
            int32_t ppid();
            
            /*!
                Check if the process exists
            */
            bool exists();
        };
    }
}

#endif