TimeUtils.h

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file 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.
 */

#ifndef ALEXA_CLIENT_SDK_AVSCOMMON_UTILS_INCLUDE_AVSCOMMON_UTILS_TIMING_TIMEUTILS_H_
#define ALEXA_CLIENT_SDK_AVSCOMMON_UTILS_INCLUDE_AVSCOMMON_UTILS_TIMING_TIMEUTILS_H_

#include <chrono>
#include <ctime>
#include <string>

#include "AVSCommon/Utils/RetryTimer.h"
#include "AVSCommon/Utils/Timing/SafeCTimeAccess.h"

namespace alexaClientSDK {
namespace avsCommon {
namespace utils {
namespace timing {

class TimeUtils {
public:
    TimeUtils();

    bool convertToUtcTimeT(const std::tm* utcTm, std::time_t* ret);

    bool convert8601TimeStringToUnix(const std::string& timeString, int64_t* unixTime);

    bool convert8601TimeStringToUtcTimePoint(
        const std::string& iso8601TimeString,
        std::chrono::system_clock::time_point* tp);

    bool getCurrentUnixTime(int64_t* currentTime);

    bool convertTimeToUtcIso8601Rfc3339(
        const std::chrono::system_clock::time_point& tp,
        std::string* iso8601TimeString);

private:
    bool convert8601TimeStringToTimeT(const std::string& iso8601TimeString, std::time_t* timeT);

    bool localtimeOffset(std::time_t referenceTime, std::time_t* ret);

    std::shared_ptr<SafeCTimeAccess> m_safeCTimeAccess;
};

}  // namespace timing
}  // namespace utils
}  // namespace avsCommon
}  // namespace alexaClientSDK

#endif  // ALEXA_CLIENT_SDK_AVSCOMMON_UTILS_INCLUDE_AVSCOMMON_UTILS_TIMING_TIMEUTILS_H_