class Pettanr.Balloon extends Peta.Element
  url: '/balloons/'
  
  @singular: () ->
    'Balloon'
  
  @plural: () ->
    'Balloons'
  
  defaults: {
    id: null,
    x: 0,
    y: 0,
    width: 100,
    height: 100,
    r: 0
  } 
  
  speech_balloon: () ->
    new Pettanr.SpeechBalloon({id: @get('speech_balloon_id')})
  
  system_picture: () ->
    new Pettanr.SystemPicture({id: @get('system_picture_id')})
  
  r_url: () ->
    '/system_pictures/' + @system_picture().filename()
  
  symbol_option: (cb) ->
    sb = @speech_balloon()
    sb.fetch().done ->
      sbt = sb.speech_balloon_template()
      sbt.fetch().done ->
        sp = sbt.system_picture()
        sp.fetch().done ->
          cb(sp.tmb_opt_img_tag())
  
  initialize: () ->
    if @id
      @url = @url + @id
  
class Pettanr.Balloon.Collection extends Backbone.Collection
  model: Pettanr.Balloon
  url: '/balloons'