demarches-normaliennes/app/models/dossier.rb

class Dossier < ActiveRecord::Base
  has_one :etablissement
  has_one :entreprise
  has_many :pieces_jointes
  belongs_to :formulaire
  has_many :commentaires

  delegate :siren, to: :entreprise
  delegate :siret, to: :etablissement
  delegate :types_piece_jointe, to: :formulaire

  def get_pj piece_jointe_id
    pieces_jointes.where(type_piece_jointe_id: piece_jointe_id).last
  end
end