class EPaperTopic
  
  include Mongoid::Document
  include Mongoid::Timestamps
  include OrbitModel::Status
  include OrbitCategory::Categorizable
  include OrbitTag::Taggable
  include Slug  

  field :title,as: :slug_title, localize: true
  field :period, type: DateTime
  field :description, localize: true
  field :content, localize: true
  field :mailed, type: Boolean, default: false
  field :ready_to_send, type: Boolean, default: false
  field :article_authors, type: Array, default: []

  mount_uploader :image, ImageUploader

  scope :can_display, ->{where(:is_hidden=>false,:title.ne => "").order_by([:period, :desc])}

  def article_author_profiles
    MemberProfile.find(self.article_authors)
  end

  def criteria_title
    PaperCriteria.where(:start_date.lte => self.period, :end_date.gte => self.period).first.title rescue ""
  end
end