class Pettanr.ResourcePicture extends Peta.Content
  url: '/resource_pictures/'
  
  @singular: () ->
    'ResourcePicture'
  
  @plural: () ->
    'ResourcePictures'
  
  defaults: {
    id: null
  } 
  
  is_visible: (operators) ->
    @is_user_visible(operators)
  
  filename: () ->
    @get('id') + '.' + @get('ext')
  
  gifname: () ->
    @get('id') + '.gif'
  
  mime_type: () ->
    'image/' + @get('ext')
  
  r_url: (subdir = null) ->
    opt = if Pettanr.to_s(@subdir).empty
      ''
    else
      '?subdir=' + Pettanr.to_s(subdir)
    '/resource_pictures/' + @filename() + opt
  
  tmb_opt_img_tag: () ->
    wh = Pettanr.Imager.thumbnail_size(@get('width'), @get('height'))
    new Pettanr.AppHelperImg({src: @r_url(), size: wh[0], alt: @get('caption')})
  
  opt_img_tag: () ->
    {src: @url('full'), width: @get('width'), height: @get('height')}
  
  alt_name: () ->
    lgn = Pettanr.to_s(@license().license_group().get('caption'))
    ln = Pettanr.to_s(@license().get('caption'))
    lgn + '[' + ln + ']'
  
  symbol_option: (cb) ->
    _this = this
    this.fetch().done ->
      cb(_this.tmb_opt_img_tag())
  
  initialize: () ->
    if @id
      @url = @url + @id
  
class Pettanr.ResourcePicture.Collection extends Backbone.Collection
  model: Pettanr.ResourcePicture
  url: '/resource_pictures/'