/*

Copyright (C) 2015-present The DotCpp Authors.

This file is part of .C++, a native C++ implementation of

popular .NET class library APIs developed to facilitate

code reuse between C# and C++.

http://github.com/dotcpp/dotcpp (source)

http://dotcpp.org (documentation)

Licensed under the Apache License, Version 2.0 (the "License");

you may not use this file except in compliance with the License.

You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software

distributed under the License is distributed on an "AS IS" BASIS,

WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

See the License for the specific language governing permissions and

limitations under the License.

*/

#include <dot/precompiled.hpp>

#include <dot/implement.hpp>

#include <dot/noda_time/local_time_util.hpp>

#include <dot/system/exception.hpp>

#include <dot/system/string.hpp>

namespace dot

{

dot::local_time local_time_util::parse(dot::string value)

{

boost::posix_time::time_input_facet* facet = new boost::posix_time::time_input_facet();

facet->format("%H:%M:%S%f");

std::istringstream stream(*value);

stream.imbue(std::locale(std::locale::classic(), facet));

boost::posix_time::ptime ptime;

stream >> ptime;

// If default constructed time is passed, error message

if (ptime == boost::posix_time::not_a_date_time) throw dot::exception(dot::string::format(

"String representation of default constructed time {0} "

"passed to local_time.Parse(time) method.", value));

return ptime;

}

int local_time_util::to_iso_int(dot::local_time value)

{

// local_time is serialized to millisecond precision in ISO 8601 9 digit int hhmmssfff format

int result = value.hour() * 100'00'000 + value.minute() * 100'000 + value.second() * 1000 + value.millisecond();

return result;

}

dot::local_time local_time_util::parse_iso_int(int value)

{

// Extract year, month, day

int hour = value / 100'00'000;

value -= hour * 100'00'000;

int minute = value / 100'000;

value -= minute * 100'000;

int second = value / 1000;

value -= second * 1000;

int millisecond = value;

// Create new local_time object, validates values on input

return dot::local_time(hour, minute, second, millisecond);

}

}