package logging

import "strings"

// Format represents the output format for logs.
type Format int

const (
	// FormatJSON outputs structured JSON logs (production default).
	FormatJSON Format = iota
	// FormatText outputs human-readable text logs (development).
	FormatText
)

// String returns the string representation of the format.
func (f Format) String() string {
	switch f {
	case FormatJSON:
		return "json"
	case FormatText:
		return "text"
	default:
		return "json"
	}
}

// ParseFormat parses a string into a Format.
// Returns FormatJSON if the string is not recognized.
func ParseFormat(s string) Format {
	switch strings.ToLower(strings.TrimSpace(s)) {
	case "text", "console", "dev":
		return FormatText
	case "json", "structured":
		return FormatJSON
	default:
		return FormatJSON
	}
}