bitsery/include/bitsery/ext/std_chrono.h

//MIT License
//
//Copyright (c) 2019 Mindaugas Vinkelis
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in all
//copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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//SOFTWARE.

#ifndef BITSERY_EXT_STD_CHRONO_H
#define BITSERY_EXT_STD_CHRONO_H

#include "../traits/core/traits.h"
#include <chrono>

namespace bitsery {
    namespace ext {

        class StdDuration {
        public:

            template<typename Ser, typename T, typename Period, typename Fnc>
            void serialize(Ser& ser, const std::chrono::duration<T, Period>& obj, Fnc&& fnc) const {
                auto res = obj.count();
                fnc(ser, res);
            }

            template<typename Des, typename T, typename Period, typename Fnc>
            void deserialize(Des& des, std::chrono::duration<T, Period>& obj, Fnc&& fnc) const {
                T res{};
                fnc(des, res);
                obj = std::chrono::duration<T, Period>{res};
            }
        };

        class StdTimePoint {
        public:

            template<typename Ser, typename Clock, typename T, typename Period, typename Fnc>
            void serialize(Ser& ser, const std::chrono::time_point<Clock, std::chrono::duration<T, Period>>& obj,
                           Fnc&& fnc) const {
                auto res = obj.time_since_epoch().count();
                fnc(ser, res);
            }

            template<typename Des, typename Clock, typename T, typename Period, typename Fnc>
            void deserialize(Des& des, std::chrono::time_point<Clock, std::chrono::duration<T, Period>>& obj,
                             Fnc&& fnc) const {
                T res{};
                fnc(des, res);
                auto dur = std::chrono::duration<T, Period>{res};
                obj = std::chrono::time_point<Clock, std::chrono::duration<T, Period>>{dur};
            }
        };

    }

    namespace traits {
        template<typename Rep, typename Period>
        struct ExtensionTraits<ext::StdDuration, std::chrono::duration<Rep, Period>> {
            using TValue = Rep;
            static constexpr bool SupportValueOverload = true;
            static constexpr bool SupportObjectOverload = false;
            static constexpr bool SupportLambdaOverload = false;
        };

        template<typename Clock, typename Rep, typename Period>
        struct ExtensionTraits<ext::StdTimePoint,
            std::chrono::time_point<Clock, std::chrono::duration<Rep, Period>>> {
            using TValue = Rep;
            static constexpr bool SupportValueOverload = true;
            static constexpr bool SupportObjectOverload = false;
            static constexpr bool SupportLambdaOverload = false;
        };

    }

}


#endif //BITSERY_EXT_STD_CHRONO_H