# encoding: utf-8

class Bulletin
  include Mongoid::Document
  include Mongoid::Timestamps
  include Mongoid::MultiParameterAttributes
  
  # field :category_id, :type => Integer
  field :title
  field :summary
  field :text
  field :postdate , :type => Date
  field :deadline , :type => Date
  field :url
  field :create_user_id
  field :update_user_id
  
  mount_uploader :image, ImageUploader
  
  belongs_to :bulletin_category
  
  # embeds_many :bulletin_files
  embeds_many :bulletin_files, :cascade_callbacks => true

  # has_many :bulletin_files, :autosave => true, :dependent => :destroy
  
  accepts_nested_attributes_for :bulletin_files, :allow_destroy => true
  
  validates_presence_of :title
  
  after_save :save_bulletin_files

  
  def save_bulletin_files
	self.bulletin_files.each do |t|
	  if t.should_destroy
		t.destroy
	  end
    end
  end
  
end