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/**
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0.
*/
#include <aws/crt/DateTime.h>
#include <chrono>
namespace Aws
{
namespace Crt
{
DateTime::DateTime() noexcept : m_good(true)
{
std::chrono::system_clock::time_point time;
aws_date_time_init_epoch_millis(
&m_date_time,
static_cast<uint64_t>(
std::chrono::duration_cast<std::chrono::milliseconds>(time.time_since_epoch()).count()));
}
DateTime::DateTime(const std::chrono::system_clock::time_point &timepointToAssign) noexcept : m_good(true)
{
aws_date_time_init_epoch_millis(
&m_date_time,
static_cast<uint64_t>(
std::chrono::duration_cast<std::chrono::milliseconds>(timepointToAssign.time_since_epoch())
.count()));
}
DateTime::DateTime(uint64_t millisSinceEpoch) noexcept : m_good(true)
{
aws_date_time_init_epoch_millis(&m_date_time, millisSinceEpoch);
}
DateTime::DateTime(double epoch_millis) noexcept : m_good(true)
{
aws_date_time_init_epoch_secs(&m_date_time, epoch_millis);
}
DateTime::DateTime(const char *timestamp, DateFormat format) noexcept
{
ByteBuf timeStampBuf = ByteBufFromCString(timestamp);
m_good =
(aws_date_time_init_from_str(&m_date_time, &timeStampBuf, static_cast<aws_date_format>(format)) ==
AWS_ERROR_SUCCESS);
}
bool DateTime::operator==(const DateTime &other) const noexcept
{
return aws_date_time_diff(&m_date_time, &other.m_date_time) == 0;
}
bool DateTime::operator<(const DateTime &other) const noexcept
{
return aws_date_time_diff(&m_date_time, &other.m_date_time) < 0;
}
bool DateTime::operator>(const DateTime &other) const noexcept
{
return aws_date_time_diff(&m_date_time, &other.m_date_time) > 0;
}
bool DateTime::operator!=(const DateTime &other) const noexcept { return !(*this == other); }
bool DateTime::operator<=(const DateTime &other) const noexcept
{
return aws_date_time_diff(&m_date_time, &other.m_date_time) <= 0;
}
bool DateTime::operator>=(const DateTime &other) const noexcept
{
return aws_date_time_diff(&m_date_time, &other.m_date_time) >= 0;
}
DateTime DateTime::operator+(const std::chrono::milliseconds &a) const noexcept
{
auto currentTime = aws_date_time_as_millis(&m_date_time);
currentTime += a.count();
return {currentTime};
}
DateTime DateTime::operator-(const std::chrono::milliseconds &a) const noexcept
{
auto currentTime = aws_date_time_as_millis(&m_date_time);
currentTime -= a.count();
return {currentTime};
}
DateTime &DateTime::operator=(double secondsSinceEpoch) noexcept
{
aws_date_time_init_epoch_secs(&m_date_time, secondsSinceEpoch);
m_good = true;
return *this;
}
DateTime &DateTime::operator=(uint64_t millisSinceEpoch) noexcept
{
aws_date_time_init_epoch_millis(&m_date_time, millisSinceEpoch);
m_good = true;
return *this;
}
DateTime &DateTime::operator=(const std::chrono::system_clock::time_point &timepointToAssign) noexcept
{
aws_date_time_init_epoch_millis(
&m_date_time,
static_cast<uint64_t>(
std::chrono::duration_cast<std::chrono::milliseconds>(timepointToAssign.time_since_epoch())
.count()));
m_good = true;
return *this;
}
DateTime &DateTime::operator=(const char *timestamp) noexcept
{
ByteBuf timeStampBuf = aws_byte_buf_from_c_str(timestamp);
m_good = aws_date_time_init_from_str(
&m_date_time, &timeStampBuf, static_cast<aws_date_format>(DateFormat::AutoDetect)) ==
AWS_ERROR_SUCCESS;
return *this;
}
DateTime::operator bool() const noexcept { return m_good; }
int DateTime::GetLastError() const noexcept { return aws_last_error(); }
bool DateTime::ToLocalTimeString(DateFormat format, ByteBuf &outputBuf) const noexcept
{
return (
aws_date_time_to_local_time_str(&m_date_time, static_cast<aws_date_format>(format), &outputBuf) ==
AWS_ERROR_SUCCESS);
}
bool DateTime::ToGmtString(DateFormat format, ByteBuf &outputBuf) const noexcept
{
return (
aws_date_time_to_utc_time_str(&m_date_time, static_cast<aws_date_format>(format), &outputBuf) ==
AWS_ERROR_SUCCESS);
}
double DateTime::SecondsWithMSPrecision() const noexcept { return aws_date_time_as_epoch_secs(&m_date_time); }
uint64_t DateTime::Millis() const noexcept { return aws_date_time_as_millis(&m_date_time); }
std::chrono::system_clock::time_point DateTime::UnderlyingTimestamp() const noexcept
{
return std::chrono::system_clock::from_time_t(m_date_time.timestamp);
}
uint16_t DateTime::GetYear(bool localTime) const noexcept
{
return aws_date_time_year(&m_date_time, localTime);
}
Month DateTime::GetMonth(bool localTime) const noexcept
{
return static_cast<Month>(aws_date_time_month(&m_date_time, localTime));
}
uint8_t DateTime::GetDay(bool localTime) const noexcept
{
return aws_date_time_month_day(&m_date_time, localTime);
}
DayOfWeek DateTime::GetDayOfWeek(bool localTime) const noexcept
{
return static_cast<DayOfWeek>(aws_date_time_day_of_week(&m_date_time, localTime));
}
uint8_t DateTime::GetHour(bool localTime) const noexcept { return aws_date_time_hour(&m_date_time, localTime); }
uint8_t DateTime::GetMinute(bool localTime) const noexcept
{
return aws_date_time_minute(&m_date_time, localTime);
}
uint8_t DateTime::GetSecond(bool localTime) const noexcept
{
return aws_date_time_second(&m_date_time, localTime);
}
bool DateTime::IsDST(bool localTime) const noexcept { return aws_date_time_dst(&m_date_time, localTime); }
DateTime DateTime::Now() noexcept
{
DateTime dateTime;
aws_date_time_init_now(&dateTime.m_date_time);
return dateTime;
}
std::chrono::milliseconds DateTime::operator-(const DateTime &other) const noexcept
{
auto diff = aws_date_time_diff(&m_date_time, &other.m_date_time);
return std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::seconds(diff));
}
} // namespace Crt
} // namespace Aws
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