/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 "LogUtils.h"

#include <log4cxx/logger.h>
#include <log4cxx/logmanager.h>
#include <log4cxx/consoleappender.h>
#include <log4cxx/propertyconfigurator.h>
#include <log4cxx/patternlayout.h>
#include <iostream>

using namespace log4cxx;

void LogUtils::init(const std::string& logfilePath) {
    try {
        if (logfilePath.empty()) {
            if (!LogManager::getLoggerRepository()->isConfigured()) {
                LogManager::getLoggerRepository()->setConfigured(true);
                LoggerPtr root = Logger::getRootLogger();
                static const LogString TTCC_CONVERSION_PATTERN(
                        LOG4CXX_STR("%d{HH:mm:ss.SSS} [%t] %-5p %l - %m%n"));
                LayoutPtr layout(new PatternLayout(TTCC_CONVERSION_PATTERN));
                AppenderPtr appender(new ConsoleAppender(layout));
                root->setLevel(log4cxx::Level::getInfo());
                root->addAppender(appender);
            }
        } else {
            log4cxx::PropertyConfigurator::configure(logfilePath);
        }
    } catch (const std::exception& e) {
        std::cerr << "exception caught while configuring log4cpp via '" << logfilePath << "': "
                  << e.what() << std::endl;
    } catch (...) {
        std::cerr << "unknown exception while configuring log4cpp via '" << logfilePath << "'."
                  << std::endl;
    }
}