class SurveyQuestion

  Oneline = 0
  Multiline = 1
  Radio = 2
  Check = 3
  Select = 4
  Radiogroup = 5

  include Mongoid::Document

  field :title, :localize => true
  field :description, :localize => true
  field :is_required, :type => Boolean
  field :type, :type => Integer

  # allow custom answer option
  field :custom_option, :type => Boolean

  field :sequence, :type => Integer, :default => 0
 
  belongs_to :questionnaire_survey
  embeds_many :survey_question_options
  embeds_many :survey_question_radiogroups

  accepts_nested_attributes_for :survey_question_options, :allow_destroy => true
  accepts_nested_attributes_for :survey_question_radiogroups, :allow_destroy => true

  # default_scope asc(:sequence)
  default_scope ->{ asc(:sequence) }

  def jumpable?
    case type
    when SurveyQuestion::Radio, SurveyQuestion::Select
      true
    else
      false
    end
  end

  def can_set_jump?
    ( !custom_option )
  end

  def get_jump_tos
    Hash[survey_question_options.select{ |o| !o.jump_to.blank? }.collect{ |o| [o.id.to_s, o.jump_to] }]
  end

end