stevenbeales / mental-test

# == Schema Information

#

# Table name: choices

#

#  id                :integer          not null, primary key

#  response_scale_id :integer          not null

#  value             :string           not null

#  score             :integer          default(-1), not null

#  description       :string           not null

#  created_at        :datetime         not null

#  updated_at        :datetime         not null

#

# Indexes

#

#  index_by_response_scale_value       (response_scale_id,value) UNIQUE

#  index_choices_on_response_scale_id  (response_scale_id)

#

# Table name: choices

#

#  id              :integer          not null, primary key

#  response_scale_id :integer          not null

#  value           :string           not null

#  score           :integer          default(-1), not null

#  description     :string           not null

#

# Model to represent choices in a rating scale

class Choice < ApplicationRecord

  belongs_to :response_scale, inverse_of: :choices

  has_many :responses, inverse_of: :choice

  validates :response_scale, presence: true

  validates :value, presence: true

  validates :description, presence: true

  validates_uniqueness_of :value, scope: :response_scale 

  validates_numericality_of :score, message: 'is not a number'

  def to_s

    "#{response_scale} #{value} #{description}"  

  end

end