# encoding: utf-8
class ComVnccuProgram

  include Mongoid::Document
  include Mongoid::Timestamps

  include OrbitModel::Status
  include OrbitModel::Impression
  include OrbitCategory::Categorizable

  
  field :year
  field :semester
  field :program_name
  field :open_song, :type => Boolean, :default => false
  field :week
  field :hour
  field :description
  field :host, :type => Array 

  field :create_user_id
  field :update_user_id

  has_many :com_vnccu_program_links, :autosave => true, :dependent => :destroy
  has_many :com_vnccu_program_song_lists, :autosave => true, :dependent => :destroy
  
  accepts_nested_attributes_for :com_vnccu_program_links, :allow_destroy => true
  accepts_nested_attributes_for :com_vnccu_program_song_lists, :allow_destroy => true

  # scope :can_display, ->{any_of({:sign_start_date.lt=>Time.now, :sign_end_date.gt=>Time.now},{:sign_start_date.lt=>Time.now, :sign_end_date=>nil}).order_by([:is_top, :desc])}

  def get_hosts
    @values = Array.new()
    
    @role = Role.where(:key=>"host").first
    for i in 1..5
      @nickname_field = AttributeField.where(:key => i.to_s, :role_id => @role).first
      @values_data = AttributeValue.where(:attribute_field_id => @nickname_field, :val.ne => "").collect{|t|t[:val]}.join('-').split('-')

      @values.concat(@values_data)
    end

    return @values.reject(&:empty?)

  end

  def get_hosts_name(hosts=nil)

    return hosts.join(",") if !hosts.blank?

  end

end