three_rates_modules-l-zmg/tools.hpp

#ifndef TRM_TOOLS_H
#define TRM_TOOLS_H
#include <sstream>
#include <string>
#include <time.h>
#include <iomanip>

namespace tools{
    struct time_tools{
    
    static std::string time_t2string(const time_t& t)
    {
        struct tm* p = nullptr;
        char buf[30] = {'\0'};
        if(t<=0){
            return "0";
        }

        p = localtime(&t);
        snprintf(buf,
                sizeof(buf),
                "%04d-%02d-%02d %02d:%02d:%02d",
                p->tm_year+1900,
                p->tm_mon+1,
                p->tm_mday,
                p->tm_hour,
                p->tm_min,
                p->tm_sec
                );
        return std::string(buf);
    }
    };

    struct string_tools{
        static const std::string format13str(const uint8_t& l,const uint32_t& r)
        {
            //std::stringstream ss;
            //ss<<std::setw(3)<<std::setfill('0')<<l<<std::setw(10)<<std::setfill('0')<<r;
            //std::string result = ss.str();
    
            //return result;
            char sql[15] = {0};
            snprintf(sql, 15,"%03d%010d", l, r);
            return std::string(sql);
        }
    };
};

#endif