#pragma once
#include <fstream>
#include <vector>
#include <iostream>
#include <stdio.h>
union HG_Dail_Struct
{
    struct 
    {
        std::uint32_t in_voltage0 : 1 ;
        std::uint32_t in_voltage2 : 1 ;
        std::uint32_t in_voltage3 : 1 ;
        std::uint32_t in_voltage4 : 1 ;
    }dails;
    std::uint8_t value;
};

const std::string voltage0 = "/sys/bus/iio/devices/iio:device0/in_voltage0_raw";
const std::string voltage2 = "/sys/bus/iio/devices/iio:device0/in_voltage2_raw";
const std::string voltage3 = "/sys/bus/iio/devices/iio:device0/in_voltage3_raw";
const std::string voltage4 = "/sys/bus/iio/devices/iio:device0/in_voltage4_raw";


class Dail{
public:
    Dail(){
        dail_value = {0};
        dail_inti();
    }
    HG_Dail_Struct GetValue(){
        return dail_value;
    }
private:    
    void dail_inti()
    {
        std::vector<std::string> voltages;
        voltages.push_back(voltage0);
        voltages.push_back(voltage2);
        voltages.push_back(voltage3);
        voltages.push_back(voltage4);
        for(int i = 0 ; i<voltages.size();i++){
            int tmp = 0;
            FILE* fd = fopen(voltages[i].c_str(),"r");
            if(fd != NULL)
            {
                fscanf(fd, "%d", &tmp);
                if(tmp < 500)
                    dail_value.value |= (1<<i);
                fclose(fd);
            } 
        }
    }
    HG_Dail_Struct dail_value;

};