Share method to generate stats

app/models/budget/stats.rb

@@ -2,13 +2,12 @@ class Budget::Stats
   include Statisticable
   alias_method :budget, :resource
 
-  def generate
-    stats = %w[total_participants total_participants_support_phase total_participants_vote_phase
+  def stats_methods
+    %w[total_participants total_participants_support_phase total_participants_vote_phase
       total_budget_investments total_votes total_selected_investments
       total_unfeasible_investments total_male_participants total_female_participants
       total_supports total_unknown_gender_or_age age_groups male_percentage
       female_percentage headings total_participants_web total_participants_booths]
-    stats.map { |stat_name| [stat_name.to_sym, send(stat_name)] }.to_h
   end
 
   private

app/models/concerns/statisticable.rb

@@ -7,5 +7,9 @@ module Statisticable
     def initialize(resource)
       @resource = resource
     end
+
+    def generate
+      stats_methods.map { |stat_name| [stat_name.to_sym, send(stat_name)] }.to_h
+    end
   end
 end

app/models/poll/stats.rb

@@ -3,14 +3,13 @@ class Poll::Stats
   include StatsHelper
   alias_method :poll, :resource
 
-  def generate
-    stats = %w[total_participants total_participants_web total_web_valid total_web_white total_web_null
+  def stats_methods
+    %w[total_participants total_participants_web total_web_valid total_web_white total_web_null
        total_participants_booth total_booth_valid total_booth_white total_booth_null
        total_valid_votes total_white_votes total_null_votes valid_percentage_web valid_percentage_booth
        total_valid_percentage white_percentage_web white_percentage_booth total_white_percentage
        null_percentage_web null_percentage_booth total_null_percentage total_participants_web_percentage
        total_participants_booth_percentage]
-    stats.map { |stat_name| [stat_name.to_sym, send(stat_name)] }.to_h
   end
 
   private