56 lines
1.4 KiB
Go
56 lines
1.4 KiB
Go
package logger
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import (
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"fmt"
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"io"
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"os"
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"time"
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)
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const (
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colorReset = "\033[0m"
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colorRed = "\033[31m"
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colorYellow = "\033[33m"
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colorCyan = "\033[36m"
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colorGray = "\033[90m"
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colorWhite = "\033[97m"
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)
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type Logger struct {
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debug bool
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out io.Writer
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err io.Writer
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}
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func New(debug bool) *Logger {
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return &Logger{debug: debug, out: os.Stdout, err: os.Stderr}
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}
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func (l *Logger) timestamp() string {
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return colorGray + time.Now().Format("15:04:05") + colorReset
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}
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func (l *Logger) log(w io.Writer, level, color, format string, args ...any) {
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msg := fmt.Sprintf(format, args...)
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fmt.Fprintf(w, "%s %s%s%s %s\n", l.timestamp(), color, level, colorReset, msg)
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}
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func (l *Logger) Infof(format string, args ...any) { l.log(l.out, "INFO ", colorCyan, format, args...) }
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func (l *Logger) Warnf(format string, args ...any) { l.log(l.out, "WARN ", colorYellow, format, args...) }
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func (l *Logger) Errorf(format string, args ...any) { l.log(l.err, "ERROR", colorRed, format, args...) }
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func (l *Logger) Debugf(format string, args ...any) {
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if l.debug {
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l.log(l.out, "DEBUG", colorGray, format, args...)
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}
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}
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func (l *Logger) Fatalf(format string, args ...any) {
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l.log(l.err, "FATAL", colorRed, format, args...)
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os.Exit(1)
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}
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func (l *Logger) Chat(name, message string) {
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fmt.Fprintf(l.out, "%s %sCHAT %s<%s> %s\n", l.timestamp(), colorWhite, colorReset, name, message)
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}
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