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PowerToys/src/common/utils/timeutil.h
Kai Tao 27ba536872 UT: Add ut to protect common utils codes (#45290)
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2026-02-03 15:12:45 +08:00

79 lines
1.9 KiB
C++

#pragma once
#include <ctime>
#include <cinttypes>
#include <string>
#include <optional>
#include <cwctype>
#include <winrt/base.h>
namespace timeutil
{
inline std::string format_as_local(const char* format_string, const time_t time)
{
char timeBuf[256] = {};
tm localtime{};
localtime_s(&localtime, &time);
std::strftime(timeBuf, sizeof(timeBuf), format_string, &localtime);
return timeBuf;
}
inline std::wstring to_string(const time_t time)
{
return std::to_wstring(static_cast<uint64_t>(time));
}
inline std::optional<std::time_t> from_string(const std::wstring& s)
{
try
{
if (s.empty())
{
return std::nullopt;
}
for (wchar_t ch : s)
{
if (!iswdigit(ch))
{
return std::nullopt;
}
}
uint64_t i = std::stoull(s);
return static_cast<std::time_t>(i);
}
catch (...)
{
return std::nullopt;
}
}
inline std::time_t now()
{
return winrt::clock::to_time_t(winrt::clock::now());
}
namespace diff
{
inline int64_t in_seconds(const std::time_t to, const std::time_t from)
{
return static_cast<int64_t>(std::difftime(to, from));
}
inline int64_t in_minutes(const std::time_t to, const std::time_t from)
{
return static_cast<int64_t>(std::difftime(to, from) / 60);
}
inline int64_t in_hours(const std::time_t to, const std::time_t from)
{
return static_cast<int64_t>(std::difftime(to, from) / 3600);
}
inline int64_t in_days(const std::time_t to, const std::time_t from)
{
return static_cast<int64_t>(std::difftime(to, from) / (3600 * 24LL));
}
}
}