class Screenshot < ActiveRecord::Base
  belongs_to :package, :inverse_of=>:screenshots

  default_scope {
    order('uploaddatetime DESC')
  }

  def image_url(size)
    "#{Rails.configuration.images_path_prefix}/#{self.package.name[0]}/#{self.package.name}/#{self.id}_#{size}.png"
  end

  ## Get the URL leading to a screenshot of this package
  #def url(size)
  #  if self.approved
  #    # TODO: Make the path configurable
  #    basepath = "/screenshots/approved/"
  #  else
  #    basepath = "/screenshots/unapproved/"
  #  end
  #
  #  File.join(basepath, self.package.name[0], self.package.name, "#{self.id}_#{size}.png")
  #end
  #
  ## Return caption for full-screen screenshots.
  ## Takes the description of a screenshot if available.
  ## Otherwise it falls back to the general description of its package.
  #def caption
  #  if self.description != ''
  #    self.description
  #  else
  #    self.package.description
  #  end
  #end
end