window.contacts ?= new Tram.Contacts()
window.contactsApp ?= new Tram.ContactsApp(el: $('[data-app="contacts"]'), collection: contacts)
window.messages ?= new Tram.Messages()
window.logApp ?= new Tram.LogApp(el: $('[data-app="log"]'), collection: messages)
onConnected = ->
  X.conn.addHandler(onPresence, null, 'presence')
  X.conn.addHandler(onGetVersion, Strophe.NS.VERSION, 'iq', 'get')
  X.conn.send($pres().c('priority').t('1').up().c('status').t('Online').tree())
  getVersion()
getText = (el) ->
  if not el
    return null
  str = ''
  if el.childNodes.length is 0 and el.nodeType is Strophe.ElementType.TEXT
    str += el.nodeValue
  for node in el.childNodes
    if node.nodeType is Strophe.ElementType.TEXT
      str += node.nodeValue
  return str
getVersion = ->
  iq = $iq(type: 'get', id: X.conn.getUniqueId('version'), to: Tram.config.domain).c('query', xmlns: Strophe.NS.VERSION)
  okcb = (stanza) ->
    name = getText stanza.getElementsByTagName('name')[0]
    version = getText stanza.getElementsByTagName('version')[0]
    os = getText stanza.getElementsByTagName('os')[0]
    delay = stanza.getElementsByTagName('delay')[0]
    stamp = if delay then new Date(delay.getAttribute('stamp')) else new Date()
    messages.add
      id: stanza.getAttribute('id')
      type: stanza.getAttribute('type')
      from: stanza.getAttribute('from')
      stamp: stamp
      cls: 'info'
      name: name
      version: version
      os: os
      text: "connected to #{ name } #{ version } on #{ os }"
  failcb = (stanza) ->
    console.error("couldn't get version", stanza?.innerHTML)
  X.conn.sendIQ(iq.tree(), okcb, failcb, 5000)
onGetVersion = (stanza) ->
  id = stanza.getAttribute('id')
  from = stanza.getAttribute('from')
  iq = $iq(to: from, type: 'result', id: id)
    .c('query', xmlns: Strophe.NS.VERSION)
    .c('name').t(Tram.info.client).up()
    .c('version').t(Tram.info.version)
  X.conn.send(iq.tree())
  return true
getContact = (from) ->
  contact = contacts.get(from)
  if contact?
    return contact
  self = from is X.conn.jid
  contact = contacts.add
    jid: from
    bjid: Strophe.getBareJidFromJid(from)
    type: if self then 'self' else 'contact'
  getContactProfile(contact)
  return contact
getContactProfile = (contact) ->
  okcb = (stanza) ->
    vcard = stanza.getElementsByTagName('vCard')[0]
    if !vcard
      console.warn("no vcard in response", stanza)
      return
    contact.set
      nickname: getText(vcard.querySelector('NICKNAME'))
      fullname: getText(vcard.querySelector('FN'))
      firstname: getText(vcard.querySelector('N > GIVEN'))
      lastname: getText(vcard.querySelector('N > FAMILY'))
    mime = getText(vcard.querySelector('PHOTO > TYPE'))
    data = getText(vcard.querySelector('PHOTO > BINVAL'))
    if mime and data
      contact.set('avatar', mime: mime, data: data)
    else
      contact.unset('avatar')
  failcb = (stanza) ->
    console.warn("couldn't get vcard", stanza)
  bjid = contact.get('bjid')
  if bjid is Strophe.getBareJidFromJid(X.conn.jid)
    bjid = null
  X.conn.vcard.get(okcb, bjid, failcb)
onPresence = (stanza) ->
  from = stanza.getAttribute('from')
  type = stanza.getAttribute('type') ? 'online'
  if type is 'subscribe'
    console.warn('not handling <presence type="subscribe">', stanza)
    return true
  if type is 'subscribed'
    console.warn('not handling <presence type="subscribed">', stanza)
    return true
  if type is 'error'
    console.error('got <presence type="error">', stanza)
    return true
  delay = stanza.getElementsByTagName('delay')[0]
  stamp = if delay then new Date(delay.getAttribute('stamp')) else new Date()
  priority = stanza.getElementsByTagName('priority')[0]
  priority = if priority then getText(priority) else '0'
  show = stanza.getElementsByTagName('show')[0]
  show = if show then getText(show) else undefined
  s = stanza.getElementsByTagName('status')[0]
  s = if s then getText(s) else undefined
  contact = getContact(from)
  contact.set
    presence: type
    show: show
    status: s
  messages.add
    id: stanza.getAttribute('id')
    type: 'presence'
    cls: 'presence'
    from: from
    stamp: stamp
    contact: contact
    show: show
    priority: priority
    text: 'is now ' + (show ? type)
  return true
window.X = new Tram.XMPPInterface()
X.on 'connecting', ->
  $('[data-msg^="a/"]').addClass('uk-hidden')
X.on 'authfail', ->
  $('[data-msg="a/fail"]').removeClass('uk-hidden')
X.on 'disconnected', ->
  $('[data-step="login"]').removeClass('uk-hidden')
  $('[data-step="main"]').addClass('uk-hidden')
X.on 'connected attached', ->
  $('[data-step="login"]').addClass('uk-hidden')
  $('[data-step="main"]').removeClass('uk-hidden')
  onConnected()
$('button[data-disconnect]').on 'click', ->
  X.disconnect('Logged out')
$(window).on 'beforeunload unload', ->
  X.disconnect('Window closed')
$form = $('[data-form="connect"]')
$form.find('input').on 'keydown', (e) ->
  if (not @required or @value isnt '') and e.keyCode is 13
    e.preventDefault()
    index = $form.find('input').index(@)
    $next = $form.find('input').eq(index + 1)
    if $next.length isnt 0
      $next.focus()
    else
      $form.find('button').trigger('click')
$form.find('button').on 'click', (e) ->
  e.preventDefault()
  ok = true
  Tram.validation.unsetError($('#username, #password'))
  ok &= Tram.validation.validateRequired($('#username'), true)
  ok &= Tram.validation.validateRequired($('#password'))
  if ok
    X.connect($('#username').val().trim(), $('#password').val())