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/**
 * SPDX license identifier: MPL-2.0
 *
 * Copyright (C) 2012, BMW AG
 *
 * This file is part of GENIVI Project AudioManager.
 *
 * Contributions are licensed to the GENIVI Alliance under one or more
 * Contribution License Agreements.
 *
 * \copyright
 * This Source Code Form is subject to the terms of the
 * Mozilla Public License, v. 2.0. If a  copy of the MPL was not distributed with
 * this file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 *
 * \author Aleksandar Donchev, aleksander.donchev@partner.bmw.de BMW 2013
 *
 * \file CAmLog.cpp
 * For further information see http://www.genivi.org/.
 *
 */

#include "CAmLog.h"

void CAmLog::CAmFileLogger::generateLogFilename(std::string &result)
{
    static uint32_t logFileID = 1;
    time_t          rawtime;
    time(&rawtime);

    std::ostringstream stream;
    stream << DEFAULT_LOG_FOLDER << DEFAULT_LOGFILE_PREFIX << logFileID << "_" << rawtime << DEFAULT_LOGFILE_EXT;
    logFileID++;
    result = stream.str();
}

CAmLog::CAmFileLogger::~CAmFileLogger()
{
    if (mOutputStream)
    {
        std::ofstream *of = static_cast<std::ofstream *>(mOutputStream);
        of->close();
        DEL(mOutputStream);
    }
}

CAmLog::CAmLog(const eCAmLogType type)
    : mLogType(type)
{
    instantiateLogger(type);
}

CAmLog::CAmLog()
    : mLogType(eCAmLogStdout)
{
    instantiateLogger((const eCAmLogType)eCAmLogStdout);
}

CAmLog::~CAmLog()
{
    releaseLogger();
}

void CAmLog::releaseLogger()
{
    if (mLogger)
    {
        DEL(mLogger);
    }
}

void CAmLog::instantiateLogger(const eCAmLogType type)
{
    if ( eCAmLogStdout == type )
    {
        mLogger = new CAmStdOutLogger();
    }
    else if ( eCAmLogFile == type )
    {
        std::string filename("");
        CAmLog::CAmFileLogger::generateLogFilename(filename);
        mLogger = new CAmFileLogger(filename);
    }
}

CAmLog *CAmLog::getDefaultLog()
{
    static CAmLog theInstance;
    return &theInstance;
}

void CAmLog::setLogType(const eCAmLogType type)
{
    if (mLogType != type)
    {
        mLogType = type;
        releaseLogger();
        instantiateLogger(type);
    }
}

eCAmLogType CAmLog::getLogType() const
{
    return mLogType;
}