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#include "Logger.h"
#include <chrono>
#include <cstdarg>
#include <cstdio>
namespace Logger {
LogLevel gLogLevel = LogLevel_Debug;
FILE* gFilePointer = NULL;
void initialize(LoggerOptions options) {
setLevel(options.level);
if (options.logToFile) {
#ifdef WIN32
fopen_s(&gFilePointer, options.filePath, "a");
#else
gFilePointer = fopen(options.filePath, "a");
#endif
}
}
void setLevel(LogLevel level) {
gLogLevel = level;
}
LogLevel getLevel() {
return gLogLevel;
}
void printHeader(const char* levelStr, const char* fileName, int lineNumber) {
time_t t = time(0);
tm now;
#ifdef WIN32
localtime_s(&now, &t);
#else
now = *localtime(&t);
#endif
printf("%s:%d [%d-%d-%d %d:%d:%d] %s: ", fileName, lineNumber, (now.tm_year + 1900), (now.tm_mon + 1), now.tm_mday, now.tm_hour, now.tm_min, now.tm_sec, levelStr);
if (gFilePointer != NULL) {
fprintf(gFilePointer, "[%d-%d-%d %d:%d:%d] %s: ", (now.tm_year + 1900), (now.tm_mon + 1), now.tm_mday, now.tm_hour, now.tm_min, now.tm_sec, levelStr);
}
}
void logInternal(const char* file, int lineNumber,LogLevel level, const char* format, va_list args) {
if (level < gLogLevel) {
return;
}
const char* levelStr;
switch (level) {
case LogLevel_Debug:
levelStr = "Debug";
break;
case LogLevel_Info:
levelStr = "Info";
break;
case LogLevel_Warn:
levelStr = "Warning";
break;
case LogLevel_Error:
levelStr = "Error";
break;
default:
levelStr = "Unknown";
break;
}
if (gFilePointer != NULL) {
va_list fileArgs;
va_copy(fileArgs, args);
vfprintf(gFilePointer, format, fileArgs);
fprintf(gFilePointer, "\n");
}
printHeader(levelStr, file, lineNumber);
vprintf(format, args);
printf("\n");
}
void doLog(const char* file, int lineNumber,LogLevel level, const char* format, ...) {
va_list args;
va_start(args, format);
logInternal(file, lineNumber, level, format, args);
va_end(args);
}
void doDebug(const char* file, int lineNumber,const char* format, ...) {
va_list args;
va_start(args, format);
logInternal(file, lineNumber, LogLevel_Debug, format, args);
va_end(args);
}
void doInfo(const char* file, int lineNumber,const char* format, ...) {
va_list args;
va_start(args, format);
logInternal(file, lineNumber, LogLevel_Info, format, args);
va_end(args);
}
void doWarning(const char* file, int lineNumber,const char* format, ...) {
va_list args;
va_start(args, format);
logInternal(file, lineNumber, LogLevel_Warn, format, args);
va_end(args);
}
void doError(const char* file, int lineNumber,const char* format, ...) {
va_list args;
va_start(args, format);
logInternal(file, lineNumber, LogLevel_Error, format, args);
va_end(args);
}
void free() {
if (gFilePointer) {
fclose(gFilePointer);
gFilePointer = NULL;
}
}
}
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