package logging

import "fmt"

type LogFormat int 
const (
	FormatText LogFormat = iota
	FormatJson 
)

var logFormat = FormatText

var formatString = map[LogFormat]string {
	FormatText: "text",
	FormatJson: "json",
}

func (f LogFormat) String() string {
	str, _ := formatString[f]
	return str
}

func SetLogFormat(format LogFormat) error {
	_, exist := formatString[format]
	if ! exist {
		return fmt.Errorf("Logging : ERROR : No such log format (%d)", format)
	}

	logFormat = format

	return nil
}