package xmpp

import (
	"encoding/xml"

	"gosrc.io/xmpp/stanza"
)

// PresenceNickExtension is from XEP-0172
type PresenceNickExtension struct {
	XMLName xml.Name `xml:"http://jabber.org/protocol/nick nick"`
	Text    string   `xml:",chardata"`
}

// PresenceXVCardUpdateExtension is from XEP-0153
type PresenceXVCardUpdateExtension struct {
	XMLName xml.Name `xml:"vcard-temp:x:update x"`
	Photo   PresenceXVCardUpdatePhoto
}

// PresenceXVCardUpdatePhoto is from XEP-0153
type PresenceXVCardUpdatePhoto struct {
	XMLName xml.Name `xml:"photo"`
	Text    string   `xml:",chardata"`
}

// Namespace is a namespace!
func (c PresenceNickExtension) Namespace() string {
	return c.XMLName.Space
}

// Namespace is a namespace!
func (c PresenceXVCardUpdateExtension) Namespace() string {
	return c.XMLName.Space
}

func init() {
	// presence nick
	stanza.TypeRegistry.MapExtension(stanza.PKTPresence, xml.Name{
		"http://jabber.org/protocol/nick",
		"nick",
	}, PresenceNickExtension{})

	// presence vcard update
	stanza.TypeRegistry.MapExtension(stanza.PKTPresence, xml.Name{
		"vcard-temp:x:update",
		"x",
	}, PresenceXVCardUpdateExtension{})
}