class Audio < ActiveRecord::Base

  has_attached :file, processor: :audio, path: "audios/files/:style/:identifier:extension", 
    styles: {
      full: { preset: "320kbps", extension: ".aac" },
      large: { preset: "256kbps", extension: ".aac" },
      small: { preset: "128kbps", extension: ".aac" },
    }

  validates_attached_presence :file
  validates_attached_size :file, in: 2.kilobytes..2.megabytes
  validates_attached_extension :file, in: %w(wav aif)

end