////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2017 ArangoDB GmbH, Cologne, Germany
///
/// 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.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Manuel Baesler
////////////////////////////////////////////////////////////////////////////////

#ifndef ARANGODB_BASICS_DATETIME_H
#define ARANGODB_BASICS_DATETIME_H 1

#include "Basics/Common.h"

#include <chrono>
#include <regex>

namespace arangodb {

using tp_sys_clock_ms =
    std::chrono::time_point<std::chrono::system_clock, std::chrono::milliseconds>;

namespace basics {
bool parseDateTime(std::string const& dateTime, 
                   tp_sys_clock_ms& date_tp);

bool regexIsoDuration(std::string const& isoDuration, 
                      std::smatch& durationParts);

/// @brief formats a date(time) value according to formatString
std::string formatDate(std::string const& formatString,
                       tp_sys_clock_ms const& dateValue);
}  // namespace basics
}  // namespace arangodb

#endif