Module: SelfRateable::Core::InstanceMethods::Stars

Defined in:
lib/self_rateable/core/instance_methods.rb

Instance Method Summary collapse

Instance Method Details

#rate(rater, stars) ⇒ Object 



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# File 'lib/self_rateable/core/instance_methods.rb', line 36

def rate(rater, stars)
	rater.present? ? rate = ratings.where(rater_id: rater.id).first : raise('Rater object is incorrect.')
	stars = 5 if stars > 5
	stars = 0 if stars < 1 
	if rated_by_rater?(rater)
	# set new star rating if already rated
	 	rate.rating = stars.to_i
	 	rate.save!
	else
	#create new record if not yet rated	
		ratings << SelfRateable::Rating.new(rating: stars.to_i, rater_id: rater.try(:id))
	end
	self.save!
end

#rated_by_rater?(rater) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/self_rateable/core/instance_methods.rb', line 32

def rated_by_rater?(rater)
  ratings.where(:rater_id => rater.id).count > 0
end

#stars ⇒ Object 



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# File 'lib/self_rateable/core/instance_methods.rb', line 28

def stars
  ratings.average(:rating).to_f
end