////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2011, 2025, 2026
//
//    This file is part of Scorched3D.
//
//    Scorched3D is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    Scorched3D is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License along
//    with this program; if not, write to the Free Software Foundation, Inc.,
//    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
////////////////////////////////////////////////////////////////////////////////

#include <common/FileLogger.hpp>
#include <common/Defines.hpp>
#include <time.h>

FileLogger::FileLogger(const std::string &fileName) :
	fileName_(fileName),
	fileCount_(0),
	logFile_(nullptr),
	size_(0)
{}

FileLogger::~FileLogger()
{}

void FileLogger::logMessage(LoggerInfo &info)
{
	const unsigned int MaxSize = 256000;
	if (!logFile_ || (size_>MaxSize)) openFile(fileName_.c_str());
	if (!logFile_) return;

	// Log to file and flush file
	size_ += (unsigned int) strlen(info.getMessage());
	fprintf(logFile_, "%s - %s\n", info.getTime(), info.getMessage());
	fflush(logFile_);
}

void FileLogger::openFile(const char *fileName)
{
	size_ = 0;
	if (logFile_) fclose(logFile_);

	time_t theTime = time( nullptr );
	struct tm *newtime = localtime(&theTime); 

	std::string logFileName = 
		S3D::formatStringBuffer("%s-%i%02i%02i-%02i%02i%02i-%u.log", fileName,
			newtime->tm_year + 1900, newtime->tm_mon + 1, newtime->tm_mday,
			newtime->tm_hour, newtime->tm_min, newtime->tm_sec, fileCount_);
	fileCount_++;		

	std::string fullLogFileName = S3D::getLogFile(logFileName.c_str());
	logFile_ = fopen(fullLogFileName.c_str(), "w");
}
