mirror of
https://github.com/fosrl/newt.git
synced 2025-05-13 05:30:39 +01:00
106 lines
2.1 KiB
Go
106 lines
2.1 KiB
Go
package logger
|
|
|
|
import (
|
|
"fmt"
|
|
"log"
|
|
"os"
|
|
"sync"
|
|
"time"
|
|
)
|
|
|
|
// Logger struct holds the logger instance
|
|
type Logger struct {
|
|
logger *log.Logger
|
|
level LogLevel
|
|
}
|
|
|
|
var (
|
|
defaultLogger *Logger
|
|
once sync.Once
|
|
)
|
|
|
|
// NewLogger creates a new logger instance
|
|
func NewLogger() *Logger {
|
|
return &Logger{
|
|
logger: log.New(os.Stdout, "", 0),
|
|
level: DEBUG,
|
|
}
|
|
}
|
|
|
|
// Init initializes the default logger
|
|
func Init() *Logger {
|
|
once.Do(func() {
|
|
defaultLogger = NewLogger()
|
|
})
|
|
return defaultLogger
|
|
}
|
|
|
|
// GetLogger returns the default logger instance
|
|
func GetLogger() *Logger {
|
|
if defaultLogger == nil {
|
|
Init()
|
|
}
|
|
return defaultLogger
|
|
}
|
|
|
|
// SetLevel sets the minimum logging level
|
|
func (l *Logger) SetLevel(level LogLevel) {
|
|
l.level = level
|
|
}
|
|
|
|
// log handles the actual logging
|
|
func (l *Logger) log(level LogLevel, format string, args ...interface{}) {
|
|
if level < l.level {
|
|
return
|
|
}
|
|
timestamp := time.Now().Format("2006/01/02 15:04:05")
|
|
message := fmt.Sprintf(format, args...)
|
|
l.logger.Printf("%s: %s %s", level.String(), timestamp, message)
|
|
}
|
|
|
|
// Debug logs debug level messages
|
|
func (l *Logger) Debug(format string, args ...interface{}) {
|
|
l.log(DEBUG, format, args...)
|
|
}
|
|
|
|
// Info logs info level messages
|
|
func (l *Logger) Info(format string, args ...interface{}) {
|
|
l.log(INFO, format, args...)
|
|
}
|
|
|
|
// Warn logs warning level messages
|
|
func (l *Logger) Warn(format string, args ...interface{}) {
|
|
l.log(WARN, format, args...)
|
|
}
|
|
|
|
// Error logs error level messages
|
|
func (l *Logger) Error(format string, args ...interface{}) {
|
|
l.log(ERROR, format, args...)
|
|
}
|
|
|
|
// Fatal logs fatal level messages and exits
|
|
func (l *Logger) Fatal(format string, args ...interface{}) {
|
|
l.log(FATAL, format, args...)
|
|
os.Exit(1)
|
|
}
|
|
|
|
// Global helper functions
|
|
func Debug(format string, args ...interface{}) {
|
|
GetLogger().Debug(format, args...)
|
|
}
|
|
|
|
func Info(format string, args ...interface{}) {
|
|
GetLogger().Info(format, args...)
|
|
}
|
|
|
|
func Warn(format string, args ...interface{}) {
|
|
GetLogger().Warn(format, args...)
|
|
}
|
|
|
|
func Error(format string, args ...interface{}) {
|
|
GetLogger().Error(format, args...)
|
|
}
|
|
|
|
func Fatal(format string, args ...interface{}) {
|
|
GetLogger().Fatal(format, args...)
|
|
}
|