package handoff

import (
	"regexp"
	"strings"
)

var phoneLike = regexp.MustCompile(`\+?\d[\d\s().-]{5,}\d`)

func SanitizeText(value string, maxRunes int) string {
	v := strings.TrimSpace(value)
	v = phoneLike.ReplaceAllString(v, "***MASKED_PHONE***")
	v = strings.Join(strings.Fields(v), " ")
	if maxRunes <= 0 {
		maxRunes = 500
	}
	r := []rune(v)
	if len(r) > maxRunes {
		return string(r[:maxRunes])
	}
	return v
}

func SanitizeEndpoint(value string) string {
	if strings.Contains(value, "@") {
		parts := strings.Split(value, "@")
		return "***MASKED***@" + parts[len(parts)-1]
	}
	return value
}