window.messages ?= new Tram.Messages()
window.logApp ?= new Tram.LogApp(el: $('[data-app="log"]'), collection: messages)
onConnected = ->
  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)
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())