Add basic clash api

log/format.go

@@ -78,6 +78,66 @@ func (f Formatter) Format(ctx context.Context, level Level, tag string, message
 	return message
 }
 
+func (f Formatter) FormatWithSimple(ctx context.Context, level Level, tag string, message string, timestamp time.Time) (string, string) {
+	levelString := strings.ToUpper(FormatLevel(level))
+	if !f.DisableColors {
+		switch level {
+		case LevelDebug, LevelTrace:
+			levelString = aurora.White(levelString).String()
+		case LevelInfo:
+			levelString = aurora.Cyan(levelString).String()
+		case LevelWarn:
+			levelString = aurora.Yellow(levelString).String()
+		case LevelError, LevelFatal, LevelPanic:
+			levelString = aurora.Red(levelString).String()
+		}
+	}
+	if tag != "" {
+		message = tag + ": " + message
+	}
+	messageSimple := message
+	var id uint32
+	var hasId bool
+	if ctx != nil {
+		id, hasId = IDFromContext(ctx)
+	}
+	if hasId {
+		if !f.DisableColors {
+			var color aurora.Color
+			color = aurora.Color(uint8(id))
+			color %= 215
+			row := uint(color / 36)
+			column := uint(color % 36)
+
+			var r, g, b float32
+			r = float32(row * 51)
+			g = float32(column / 6 * 51)
+			b = float32((column % 6) * 51)
+			luma := 0.2126*r + 0.7152*g + 0.0722*b
+			if luma < 60 {
+				row = 5 - row
+				column = 35 - column
+				color = aurora.Color(row*36 + column)
+			}
+			color += 16
+			color = color << 16
+			color |= 1 << 14
+			message = F.ToString("[", aurora.Colorize(id, color).String(), "] ", message)
+		} else {
+			message = F.ToString("[", id, "] ", message)
+		}
+	}
+	switch {
+	case f.DisableTimestamp:
+		message = levelString + " " + message
+	case f.FullTimestamp:
+		message = F.ToString(int(timestamp.Sub(f.BaseTime)/time.Second)) + " " + levelString + " " + message
+	default:
+		message = levelString + "[" + xd(int(timestamp.Sub(f.BaseTime)/time.Second), 4) + "] " + message
+	}
+	return message, messageSimple
+}
+
 func xd(value int, x int) string {
 	message := strconv.Itoa(value)
 	for len(message) < x {