Module: ABTester

Defined in:
lib/ab_tester.rb

Defined Under Namespace

Modules: ClassMethods Classes: ChoiceOptions, Railtie

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/ab_tester.rb', line 43

def self.included(base)
  base.send :extend,        ABTester::ClassMethods
  base.send :protected,     :ab_choice
  base.send :helper_method, :choose
  base.send :helper_method, :identity_hash
  base.send :helper_method, :find_or_create_choice
end

Instance Method Details

#ab_choice(selected_choice_value, &block) ⇒ Object 



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# File 'lib/ab_tester.rb', line 23

def ab_choice(selected_choice_value, &block)
  @ab_choice ||= find_or_create_choice

  if @ab_choice.choice == selected_choice_value.to_s
    yield
  else
    nil
  end
end

#choose(selected_choice_value) ⇒ Object 



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# File 'lib/ab_tester.rb', line 19

def choose(selected_choice_value)
  @selected_choice_value = selected_choice_value
end

#find_or_create_choice(choice_value = self.class.ab_options.shuffle) ⇒ Object 



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# File 'lib/ab_tester.rb', line 13

def find_or_create_choice(choice_value = self.class.ab_options.shuffle)
  ab_choice = ABChoice.find_or_create_by_identity_hash identity_hash
  ab_choice.update_attribute(:choice, @selected_choice_value || choice_value) unless ab_choice.choice
  ab_choice
end