date.cpp

#include "date.h"

namespace Date {
    namespace {
        inline struct tm currTM() {
            const auto now = std::chrono::system_clock::now();
            const auto now_t = std::chrono::system_clock::to_time_t(now);

            struct tm tm{};
            localtime_s(&tm, &now_t);
            return tm;
        }
    }

    std::wstring CurrTimeWStr() {
        const auto tm = currTM();

        wchar_t buffer[TIME_FORMAT_LEN()];

        wcsftime(buffer, TIME_FORMAT_LEN(), TIME_FORMAT, &tm);
        return buffer;
    }


    std::chrono::hours CurrTimeHour() {
        const auto tm = currTM();

        return std::chrono::hours(tm.tm_hour);
    }

    std::chrono::minutes CurrTimeMin() {
        const auto tm = currTM();
        return std::chrono::minutes(tm.tm_min);
    }

    std::chrono::seconds CurrTimeSec() {
        const auto tm = currTM();
        return std::chrono::seconds(tm.tm_sec);
    }

#ifdef _DEBUG
    // 调试模式下强制锁在2分钟后提醒
    std::chrono::seconds NextHourDistance() {
        struct tm tm = currTM();

        const auto now = std::chrono::system_clock::from_time_t(mktime(&tm));

        tm.tm_min += 2;
        tm.tm_sec = 0;

        const auto next_hour = std::chrono::system_clock::from_time_t(mktime(&tm));

        return std::chrono::duration_cast<std::chrono::seconds>(next_hour - now);
    }
#endif

    // 和下一个整点的距离:秒
    std::chrono::seconds NextHourDistance() {
        struct tm tm = currTM();

        const auto now = std::chrono::system_clock::from_time_t(mktime(&tm));

        tm.tm_hour++;
        tm.tm_min = 0;
        tm.tm_sec = 0;

        const auto next_hour = std::chrono::system_clock::from_time_t(mktime(&tm));

        return std::chrono::duration_cast<std::chrono::seconds>(next_hour - now);
    }
}