class Bullet::Presenter::Xmpp

def self.active?
  @xmpp
end

def self.connect
  jid = Jabber::JID.new( @account )
  @xmpp = Jabber::Client.new( jid )
  @xmpp.connect
  @xmpp.auth( @password )
  @xmpp.send( presence_status ) if @show_online_status
end

def self.notify( message )
  message = Jabber::Message.new( @receiver, message ).
                            set_type( :normal ).
                            set_id( '1' ).
                            set_subject( 'Bullet Notification' )
  @xmpp.send( message )
end

def self.out_of_channel( notice )
  return unless active?
  notify( notice.standard_notice )
end

def self.presence_status
  project_name = Rails.root.basename.to_s.camelcase
  time = Time.now
  Jabber::Presence.new.set_status( "Bullet in project '#{project_name}' started on #{time}" )
end

def self.setup_connection( xmpp_information )
  require 'xmpp4r'
  @receiver = xmpp_information[:receiver]
  @password = xmpp_information[:password]
  @account  = xmpp_information[:account]
  @show_online_status = xmpp_information[:show_online_status]
  connect
rescue MissingSourceFile
  @xmpp = nil
  raise NotificationError.new( 'You must install the xmpp4r gem to use XMPP notifications: `sudo gem install xmpp4r`' )
end