package server

import (
	`fmt`
	`html/template`
	`net/url`
)

func (p *Page) AltURL() (altUrl string) {

	var u *url.URL

	if !p.HasAltURL() {
		return
	}

	if p.Info.IP.Is4() {
		u = p.srv.v6Url
	} else if p.Info.IP.Is6() {
		u = p.srv.v4Url
	} else {
		// lol how did you get here
		return
	}

	u.Query().Add(urlParamXCheck, p.ReqUUID.String())

	altUrl = u.String()

	return
}

func (p *Page) AltVer() (altVer string) {

	if !p.HasAltURL() {
		return
	}

	if p.Info.IP.Is4() {
		altVer = "v6"
	} else if p.Info.IP.Is6() {
		altVer = "v4"
	}

	return
}

func (p *Page) HasAltURL() (hasAlt bool) {

	if p.Info == nil {
		return
	}

	hasAlt = (p.Info.IP.Is4() && p.srv.v6Url != nil) ||
		(p.Info.IP.Is6() && p.srv.v4Url != nil)

	return
}

func (p *Page) RenderIP(indent uint) (s string) {

	s = fmt.Sprintf("<a href=\"https://ipinfo.io/%s\">%s</a>", p.Info.IP.String(), p.Info.IP.String())

	return
}

func (p *Page) RenderReqId() (s template.HTML) {

	s = template.HTML(
		fmt.Sprintf(
			"<!-- Request ID: %s -->",
			p.ReqUUID.String(),
		),
	)

	return
}