Helper.h

#ifndef HELPER_H
#define HELPER_H
#include <ctime>
#include <string>
#include <sstream>

namespace Helper
    {
        template <class T>
        std::string ToString (const T &);

        struct DateTime
            {




                DateTime ()
                    {
                        time_t ms;
                        time (&ms);
                        struct tm *info = localtime(&ms);
                        D = info->tm_mday;
                        m = info->tm_mon + 1;
                        y = 1900 + info->tm_year;
                        M = info->tm_min;
                        H = info->tm_hour;
                        S = info->tm_sec;
                    }

                DateTime (int D, int m, int y, int H, int M, int S)
                        : D(D), m(m), y(y), H(H), M(M), S(S) {}


                DateTime (int D, int m, int y)
                    : D(D), m(m), y(y), H(0), M(0), S(0) {}

                DateTime Now () const
                    {

                        return DateTime();
                    }

                int D, m, y, H, M, S;

                std::string GetDateString() const
                    {


                        return std::string(D < 10 ? "0" : "") + ToString (D) +
                               std::string (m < 10 ? ".0" : ".") + ToString (m) + "." +
                               ToString (y);
                    }

                std::string GetTimeString(const std::string &sep = ":") const
                    {





                        return std::string(H < 10 ? "0" : "") + ToString (H) + sep +
                               std::string (M < 10 ? "0" : "") + ToString (M) + sep+
                               std::string (S < 10 ? sep : "") + ToString (S);
                    }


                std::string GetDateTimeString (const std::string &sep = ":") const
                    {
                        return GetDateString () + " " + GetTimeString (sep);
                    }
            };


        template <class T>
        std::string ToString (const T &e)
            {

                std::ostringstream s;

                s << e;

                return s.str();
            }


        void WriteAppLog (const std::string &s)
            {

            std::ofstream file ("AppLog.txt", std::ios::app);

            file << "[" << Helper::DateTime().GetDateTimeString () << "]" << "\n" << s << std::endl << "\n";
            file.close();
            }
    }
#endif