Initial commit

logger/logger.go

@@ -0,0 +1,56 @@
+package logger
+
+import (
+	"fmt"
+	"os"
+	"time"
+)
+
+const (
+	colorReset  = "\033[0m"
+	colorRed    = "\033[31m"
+	colorYellow = "\033[33m"
+	colorCyan   = "\033[36m"
+	colorGray   = "\033[90m"
+	colorWhite  = "\033[97m"
+)
+
+type Logger struct {
+	debug bool
+}
+
+func New(debug bool) *Logger {
+	return &Logger{debug: debug}
+}
+
+func (l *Logger) timestamp() string {
+	return colorGray + time.Now().Format("15:04:05") + colorReset
+}
+
+func (l *Logger) Infof(format string, args ...any) {
+	fmt.Fprintf(os.Stdout, "%s %sINFO%s  %s\n", l.timestamp(), colorCyan, colorReset, fmt.Sprintf(format, args...))
+}
+
+func (l *Logger) Warnf(format string, args ...any) {
+	fmt.Fprintf(os.Stdout, "%s %sWARN%s  %s\n", l.timestamp(), colorYellow, colorReset, fmt.Sprintf(format, args...))
+}
+
+func (l *Logger) Errorf(format string, args ...any) {
+	fmt.Fprintf(os.Stderr, "%s %sERROR%s %s\n", l.timestamp(), colorRed, colorReset, fmt.Sprintf(format, args...))
+}
+
+func (l *Logger) Debugf(format string, args ...any) {
+	if !l.debug {
+		return
+	}
+	fmt.Fprintf(os.Stdout, "%s %sDEBUG%s %s\n", l.timestamp(), colorGray, colorReset, fmt.Sprintf(format, args...))
+}
+
+func (l *Logger) Fatalf(format string, args ...any) {
+	fmt.Fprintf(os.Stderr, "%s %sFATAL%s %s\n", l.timestamp(), colorRed, colorReset, fmt.Sprintf(format, args...))
+	os.Exit(1)
+}
+
+func (l *Logger) Chat(name, message string) {
+	fmt.Fprintf(os.Stdout, "%s %sCHAT%s  <%s> %s\n", l.timestamp(), colorWhite, colorReset, name, message)
+}