package contactcheck

import (
	"strings"
	"time"
)

// HoneypotField is the form field bots should leave blank (hidden from users).
const HoneypotField = "website"

// MinFormFillDuration is the minimum time between showing the form and submit.
const MinFormFillDuration = 3 * time.Second

// SpamHoneypot reports whether the honeypot was filled (likely spam).
func SpamHoneypot(value string) bool {
	return strings.TrimSpace(value) != ""
}

// FormFilledTooFast reports whether the form was submitted before seenUnix (0 = never seen).
func FormFilledTooFast(seenUnix int64, now time.Time) bool {
	if seenUnix <= 0 {
		return true
	}
	return now.Sub(time.Unix(seenUnix, 0)) < MinFormFillDuration
}