ScoreSession model

gistfile1.rb

class ScoreSession < ActiveRecord::Base  
  belongs_to :assessor, :class_name => "User"
  has_many :station_scores, :dependent => :destroy
  has_many :trainees, :through => :station_scores
  
  attr_accessor :cluster, :line
  validates_presence_of :cluster, :line
  accepts_nested_attributes_for :station_scores, :reject_if => :all_blank
  
  def cluster_val
    self.cluster.split('..').inject { |s,e| s.to_i..e.to_i }
  end
  
end