module Predictable::Item
Predictable
Item
Role¶ ↑
Defines the Item
role for the recommender. This module should be included in any model that represents items that will be recommended.
class Offer < ActiveRecord::Base include Predictable::Item ... end class Article < ActiveRecord::Base include Predictable::Item ... end
Public Instance Methods
add_to_recommender(attrs={})
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Creates or updates the item in prediction.io When the item already exists, it updates it. The operation is done asynchronously.
# File lib/predictable/item.rb, line 37 def add_to_recommender(attrs={}) recommender.create_item(self, attrs) nil end
delete_from_recommender()
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Removes the item from prediction.io The operation is done asynchronously.
# File lib/predictable/item.rb, line 44 def delete_from_recommender recommender.delete_item(self) nil end
pio_iid()
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Returns the item id
# File lib/predictable/item.rb, line 25 def pio_iid "#{self.class.pio_itype}-#{id}" end
pio_itypes()
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Returns the item types
# File lib/predictable/item.rb, line 30 def pio_itypes [self.class.pio_itype] end
Protected Instance Methods
recommender()
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# File lib/predictable/item.rb, line 51 def recommender self.class.recommender end