From ab9610bfe0b44c81dd323c84505f94e7efddf815 Mon Sep 17 00:00:00 2001
From: Ion Drimba Filho <ion.drimba@getninjas.com.br>
Date: Thu, 8 Feb 2018 13:29:20 -0200
Subject: [PATCH 01/19] feat: add tables name config

---
 lib/rating.rb                                 | 10 ++++++++++
 lib/rating/config.rb                          | 19 +++++++++++++++++++
 lib/rating/models/rating/rating.rb            |  4 ++--
 spec/config/initialize_spec.rb                | 10 ++++++++++
 spec/config/tables_spec.rb                    | 12 ++++++++++++
 .../db/migrate/create_review_ratings_table.rb | 17 +++++++++++++++++
 .../db/migrate/create_reviews_table.rb        | 15 +++++++++++++++
 spec/support/migrate.rb                       |  2 ++
 spec/support/models/review.rb                 |  4 ++++
 spec/support/models/review_rating.rb          |  4 ++++
 10 files changed, 95 insertions(+), 2 deletions(-)
 create mode 100644 lib/rating/config.rb
 create mode 100644 spec/config/initialize_spec.rb
 create mode 100644 spec/config/tables_spec.rb
 create mode 100644 spec/support/db/migrate/create_review_ratings_table.rb
 create mode 100644 spec/support/db/migrate/create_reviews_table.rb
 create mode 100644 spec/support/models/review.rb
 create mode 100644 spec/support/models/review_rating.rb

diff --git a/lib/rating.rb b/lib/rating.rb
index 68a56da..09b8a6c 100644
--- a/lib/rating.rb
+++ b/lib/rating.rb
@@ -1,8 +1,18 @@
 # frozen_string_literal: true
 
 module Rating
+  class << self
+    def config
+      @config ||= Config.new
+    end
+
+    def configure
+      yield config
+    end
+  end
 end
 
+require 'rating/config'
 require 'rating/models/rating/extension'
 require 'rating/models/rating/rate'
 require 'rating/models/rating/rating'
diff --git a/lib/rating/config.rb b/lib/rating/config.rb
new file mode 100644
index 0000000..3622683
--- /dev/null
+++ b/lib/rating/config.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+module Rating
+  class Config
+    attr_accessor :rate_model, :rating_model
+
+    def models(rate: nil, rating: nil)
+      @rate_model   = rate   unless rate.nil?
+      @rating_model = rating unless rating.nil?
+
+      self
+    end
+
+    def initialize
+      @rate_model   = ::Rating::Rate
+      @rating_model = ::Rating::Rating
+    end
+  end
+end
diff --git a/lib/rating/models/rating/rating.rb b/lib/rating/models/rating/rating.rb
index d43c169..b8d400e 100644
--- a/lib/rating/models/rating/rating.rb
+++ b/lib/rating/models/rating/rating.rb
@@ -2,7 +2,7 @@
 
 module Rating
   class Rating < ActiveRecord::Base
-    self.table_name = 'rating_ratings'
+    self.table_name = ::Rating.config.rating_model
 
     belongs_to :resource,  polymorphic: true
     belongs_to :scopeable, polymorphic: true
@@ -107,7 +107,7 @@ module Rating
       end
 
       def rate_table_name
-        @rate_table_name ||= Rate.table_name
+        @rate_table_name ||= ::Rating.config.rate_model
       end
 
       def scope_type_query(scopeable)
diff --git a/spec/config/initialize_spec.rb b/spec/config/initialize_spec.rb
new file mode 100644
index 0000000..6a395cf
--- /dev/null
+++ b/spec/config/initialize_spec.rb
@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Rating::Config, 'initialize' do
+  it 'has default models' do
+    expect(subject.rate_model).to   eq ::Rating::Rate
+    expect(subject.rating_model).to eq ::Rating::Rating
+  end
+end
diff --git a/spec/config/tables_spec.rb b/spec/config/tables_spec.rb
new file mode 100644
index 0000000..94b5d61
--- /dev/null
+++ b/spec/config/tables_spec.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Rating::Config, 'models' do
+  it 'changes the rating models' do
+    subject.models rate: Review, rating: ReviewRating
+
+    expect(subject.rate_model).to   eq Review
+    expect(subject.rating_model).to eq ReviewRating
+  end
+end
diff --git a/spec/support/db/migrate/create_review_ratings_table.rb b/spec/support/db/migrate/create_review_ratings_table.rb
new file mode 100644
index 0000000..a19efdd
--- /dev/null
+++ b/spec/support/db/migrate/create_review_ratings_table.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class CreateReviewRatingsTable < ActiveRecord::Migration[5.0]
+  def change
+    create_table :review_ratings do |t|
+      t.decimal :average,  default: 0, mull: false, precision: 25, scale: 16
+      t.decimal :estimate, default: 0, mull: false, precision: 25, scale: 16
+      t.integer :sum,      default: 0, mull: false
+      t.integer :total,    default: 0, mull: false
+
+      t.references :resource,  index: true, null: false, polymorphic: true
+      t.references :scopeable, index: true, null: true,  polymorphic: true
+
+      t.timestamps null: false
+    end
+  end
+end
diff --git a/spec/support/db/migrate/create_reviews_table.rb b/spec/support/db/migrate/create_reviews_table.rb
new file mode 100644
index 0000000..c03d815
--- /dev/null
+++ b/spec/support/db/migrate/create_reviews_table.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class CreateReviewsTable < ActiveRecord::Migration[5.0]
+  def change
+    create_table :reviews do |t|
+      t.decimal :value, default: 0, precision: 25, scale: 16
+
+      t.references :author,    index: true, null: false, polymorphic: true
+      t.references :resource,  index: true, null: false, polymorphic: true
+      t.references :scopeable, index: true, null: true, polymorphic: true
+
+      t.timestamps null: false
+    end
+  end
+end
diff --git a/spec/support/migrate.rb b/spec/support/migrate.rb
index e37b496..eb1f84f 100644
--- a/spec/support/migrate.rb
+++ b/spec/support/migrate.rb
@@ -10,4 +10,6 @@ CreateAuthorsTable.new.change
 CreateCategoriesTable.new.change
 CreateRateTable.new.change
 CreateRatingTable.new.change
+CreateReviewRatingsTable.new.change
+CreateReviewsTable.new.change
 AddCommentOnRatingRatesTable.new.change
diff --git a/spec/support/models/review.rb b/spec/support/models/review.rb
new file mode 100644
index 0000000..d88fa65
--- /dev/null
+++ b/spec/support/models/review.rb
@@ -0,0 +1,4 @@
+# frozen_string_literal: true
+
+class Review < ::ActiveRecord::Base
+end
diff --git a/spec/support/models/review_rating.rb b/spec/support/models/review_rating.rb
new file mode 100644
index 0000000..84ba430
--- /dev/null
+++ b/spec/support/models/review_rating.rb
@@ -0,0 +1,4 @@
+# frozen_string_literal: true
+
+class ReviewRating < ::ActiveRecord::Base
+end

From 1c3685959b66be706d144bd415bc983ce90ecfdb Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 14:24:05 -0200
Subject: [PATCH 02/19] fix: namespace and using string for lazy evaluate

---
 lib/rating/config.rb               | 4 ++--
 lib/rating/models/rating/rate.rb   | 3 ++-
 lib/rating/models/rating/rating.rb | 5 +++--
 spec/config/initialize_spec.rb     | 4 ++--
 4 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/lib/rating/config.rb b/lib/rating/config.rb
index 3622683..73c5d9e 100644
--- a/lib/rating/config.rb
+++ b/lib/rating/config.rb
@@ -12,8 +12,8 @@ module Rating
     end
 
     def initialize
-      @rate_model   = ::Rating::Rate
-      @rating_model = ::Rating::Rating
+      @rate_model   = '::Rating::Rate'
+      @rating_model = '::Rating::Rating'
     end
   end
 end
diff --git a/lib/rating/models/rating/rate.rb b/lib/rating/models/rating/rate.rb
index c78792f..2329ecb 100644
--- a/lib/rating/models/rating/rate.rb
+++ b/lib/rating/models/rating/rate.rb
@@ -2,7 +2,8 @@
 
 module Rating
   class Rate < ActiveRecord::Base
-    self.table_name = 'rating_rates'
+    self.table_name_prefix = 'rating_'
+    self.table_name        = ::Rating.config.rate_model.constantize.table_name
 
     after_save :update_rating
 
diff --git a/lib/rating/models/rating/rating.rb b/lib/rating/models/rating/rating.rb
index b8d400e..ab234da 100644
--- a/lib/rating/models/rating/rating.rb
+++ b/lib/rating/models/rating/rating.rb
@@ -2,7 +2,8 @@
 
 module Rating
   class Rating < ActiveRecord::Base
-    self.table_name = ::Rating.config.rating_model
+    self.table_name_prefix = 'rating_'
+    self.table_name        = ::Rating.config.rating_model.constantize.table_name
 
     belongs_to :resource,  polymorphic: true
     belongs_to :scopeable, polymorphic: true
@@ -107,7 +108,7 @@ module Rating
       end
 
       def rate_table_name
-        @rate_table_name ||= ::Rating.config.rate_model
+        @rate_table_name ||= ::Rating.config.rate_model.constantize.table_name
       end
 
       def scope_type_query(scopeable)
diff --git a/spec/config/initialize_spec.rb b/spec/config/initialize_spec.rb
index 6a395cf..520a932 100644
--- a/spec/config/initialize_spec.rb
+++ b/spec/config/initialize_spec.rb
@@ -4,7 +4,7 @@ require 'rails_helper'
 
 RSpec.describe Rating::Config, 'initialize' do
   it 'has default models' do
-    expect(subject.rate_model).to   eq ::Rating::Rate
-    expect(subject.rating_model).to eq ::Rating::Rating
+    expect(subject.rate_model).to   eq '::Rating::Rate'
+    expect(subject.rating_model).to eq '::Rating::Rating'
   end
 end

From 3bab0f5899ef6be316c83c35ff2c15959817fac4 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 17:15:48 -0200
Subject: [PATCH 03/19] spec: fix spec file name

---
 spec/config/{tables_spec.rb => models_spec.rb} | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 rename spec/config/{tables_spec.rb => models_spec.rb} (85%)

diff --git a/spec/config/tables_spec.rb b/spec/config/models_spec.rb
similarity index 85%
rename from spec/config/tables_spec.rb
rename to spec/config/models_spec.rb
index 94b5d61..e0fbcc6 100644
--- a/spec/config/tables_spec.rb
+++ b/spec/config/models_spec.rb
@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-RSpec.describe Rating::Config, 'models' do
+RSpec.describe Rating::Config, '.models' do
   it 'changes the rating models' do
     subject.models rate: Review, rating: ReviewRating
 

From 008909edf39007fd8bed4d360137bdcf6f9b86ab Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 17:15:52 -0200
Subject: [PATCH 04/19] lint

---
 spec/support/db/migrate/create_reviews_table.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spec/support/db/migrate/create_reviews_table.rb b/spec/support/db/migrate/create_reviews_table.rb
index c03d815..d0c5d42 100644
--- a/spec/support/db/migrate/create_reviews_table.rb
+++ b/spec/support/db/migrate/create_reviews_table.rb
@@ -7,7 +7,7 @@ class CreateReviewsTable < ActiveRecord::Migration[5.0]
 
       t.references :author,    index: true, null: false, polymorphic: true
       t.references :resource,  index: true, null: false, polymorphic: true
-      t.references :scopeable, index: true, null: true, polymorphic: true
+      t.references :scopeable, index: true, null: true,  polymorphic: true
 
       t.timestamps null: false
     end

From a5474cfd517b47a9f80e009241cb5d58e737a8f5 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 17:16:03 -0200
Subject: [PATCH 05/19] up: table_name is already configured

---
 lib/rating/models/rating/rating.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/rating/models/rating/rating.rb b/lib/rating/models/rating/rating.rb
index ab234da..1a441f9 100644
--- a/lib/rating/models/rating/rating.rb
+++ b/lib/rating/models/rating/rating.rb
@@ -108,7 +108,7 @@ module Rating
       end
 
       def rate_table_name
-        @rate_table_name ||= ::Rating.config.rate_model.constantize.table_name
+        @rate_table_name ||= Rate.table_name
       end
 
       def scope_type_query(scopeable)

From 1525a7b95f9eb396bed21cf5d496b82d5065e335 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 17:16:23 -0200
Subject: [PATCH 06/19] spec: xit spec where we need to know how to do

---
 spec/config/configure_spec.rb | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 spec/config/configure_spec.rb

diff --git a/spec/config/configure_spec.rb b/spec/config/configure_spec.rb
new file mode 100644
index 0000000..cafdd42
--- /dev/null
+++ b/spec/config/configure_spec.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Rating::Config, '.configure' do
+  before do
+    Rating.configure do |config|
+      config.models rate: 'Review', rating: 'ReviewRating'
+    end
+  end
+
+  let!(:author)   { create :author }
+  let!(:resource) { create :article }
+
+  xit 'changes the rating models' do
+    author.rate resource, 5
+
+    expect(Review.count).to       eq 1
+    expect(ReviewRating.count).to eq 1
+  end
+end

From e29e0c049e6899f153a24ba9e191447d8011645b Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 18:37:13 -0200
Subject: [PATCH 07/19] fix: avoid error when has no rate record

---
 lib/rating/models/rating/rating.rb       |  2 +-
 spec/models/rating/update_rating_spec.rb | 22 ++++++++++++++++++++--
 2 files changed, 21 insertions(+), 3 deletions(-)

diff --git a/lib/rating/models/rating/rating.rb b/lib/rating/models/rating/rating.rb
index 1a441f9..a5c4dfa 100644
--- a/lib/rating/models/rating/rating.rb
+++ b/lib/rating/models/rating/rating.rb
@@ -101,7 +101,7 @@ module Rating
         count = distinct ? 'COUNT(DISTINCT resource_id)' : 'COUNT(1)'
 
         %((
-          SELECT #{count}
+          SELECT GREATEST(#{count}, 1)
           FROM #{rate_table_name}
           WHERE resource_type = :resource_type AND #{scope_type_query(scopeable)}
         ))
diff --git a/spec/models/rating/update_rating_spec.rb b/spec/models/rating/update_rating_spec.rb
index d339580..1dc8992 100644
--- a/spec/models/rating/update_rating_spec.rb
+++ b/spec/models/rating/update_rating_spec.rb
@@ -4,9 +4,9 @@ require 'rails_helper'
 require 'support/shared_context/with_database_records'
 
 RSpec.describe Rating::Rating, ':update_rating' do
-  include_context 'with_database_records'
-
   context 'with no scopeable' do
+    include_context 'with_database_records'
+
     it 'updates the rating data of the given resource' do
       record = described_class.find_by(resource: article_1)
 
@@ -18,6 +18,8 @@ RSpec.describe Rating::Rating, ':update_rating' do
   end
 
   context 'with scopeable' do
+    include_context 'with_database_records'
+
     it 'updates the rating data of the given resource respecting the scope' do
       record = described_class.find_by(resource: article_1, scopeable: category)
 
@@ -27,4 +29,20 @@ RSpec.describe Rating::Rating, ':update_rating' do
       expect(record.total).to    eq 2
     end
   end
+
+  context 'when rate table has no record' do
+    let!(:resource) { create :article }
+    let!(:scope)    { nil }
+
+    it 'calculates with counts values as zero' do
+      described_class.update_rating resource, scope
+
+      record = described_class.last
+
+      expect(record.average).to  eq 0
+      expect(record.estimate).to eq 0
+      expect(record.sum).to      eq 0
+      expect(record.total).to    eq 0
+    end
+  end
 end

From 726c6ae5ac9126833e8c31b332708e8e68a6f2de Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 19:50:11 -0200
Subject: [PATCH 08/19] lint

---
 lib/generators/rating/install_generator.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/generators/rating/install_generator.rb b/lib/generators/rating/install_generator.rb
index e5b3fa3..c810816 100644
--- a/lib/generators/rating/install_generator.rb
+++ b/lib/generators/rating/install_generator.rb
@@ -4,7 +4,7 @@ module Rating
   class InstallGenerator < Rails::Generators::Base
     source_root File.expand_path('../templates', __FILE__)
 
-    desc 'creates Rating migration'
+    desc 'Creates Rating migration'
 
     def create_migration
       template 'db/migrate/create_rating_table.rb', "db/migrate/#{timestamp(0)}_create_rating_table.rb"

From 296669ea6f785b8daa79282b071832be03627582 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 19:50:48 -0200
Subject: [PATCH 09/19] up: adds initializer template

---
 lib/generators/rating/install_generator.rb                  | 6 ++++++
 .../rating/templates/config/initializers/rating.rb          | 3 +++
 2 files changed, 9 insertions(+)
 create mode 100644 lib/generators/rating/templates/config/initializers/rating.rb

diff --git a/lib/generators/rating/install_generator.rb b/lib/generators/rating/install_generator.rb
index c810816..0dd8853 100644
--- a/lib/generators/rating/install_generator.rb
+++ b/lib/generators/rating/install_generator.rb
@@ -4,6 +4,12 @@ module Rating
   class InstallGenerator < Rails::Generators::Base
     source_root File.expand_path('../templates', __FILE__)
 
+    desc 'Creates Rating initializer'
+
+    def copy_initializer
+      copy_file 'config/initializers/rating.rb', 'config/initializers/rating.rb'
+    end
+
     desc 'Creates Rating migration'
 
     def create_migration
diff --git a/lib/generators/rating/templates/config/initializers/rating.rb b/lib/generators/rating/templates/config/initializers/rating.rb
new file mode 100644
index 0000000..fd789c5
--- /dev/null
+++ b/lib/generators/rating/templates/config/initializers/rating.rb
@@ -0,0 +1,3 @@
+# Rating.configure do |config|
+#   config.models rate: '::Rating::Rate', rating: '::Rating::Rating'
+# end

From 4c7d957c228b1c7ecd066f12ec3b0ff4d5b3fee7 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Thu, 8 Feb 2018 20:44:39 -0200
Subject: [PATCH 10/19] feat: scoping support

---
 lib/rating/models/rating/extension.rb         |  16 ++-
 spec/factories/comment.rb                     |   5 +
 spec/models/extension/after_create_spec.rb    |  28 -----
 spec/models/extension/after_save_spec.rb      |  37 ++++++
 spec/models/extension/rating_warm_up_spec.rb  | 115 ++++++++++++++++++
 .../db/migrate/create_categories_table.rb     |   2 +
 .../db/migrate/create_comments_table.rb       |   7 ++
 spec/support/migrate.rb                       |   1 +
 spec/support/models/article.rb                |   4 +-
 spec/support/models/category.rb               |   1 +
 spec/support/models/comment.rb                |   5 +
 11 files changed, 190 insertions(+), 31 deletions(-)
 create mode 100644 spec/factories/comment.rb
 delete mode 100644 spec/models/extension/after_create_spec.rb
 create mode 100644 spec/models/extension/after_save_spec.rb
 create mode 100644 spec/models/extension/rating_warm_up_spec.rb
 create mode 100644 spec/support/db/migrate/create_comments_table.rb
 create mode 100644 spec/support/models/comment.rb

diff --git a/lib/rating/models/rating/extension.rb b/lib/rating/models/rating/extension.rb
index a8acca7..c25d6aa 100644
--- a/lib/rating/models/rating/extension.rb
+++ b/lib/rating/models/rating/extension.rb
@@ -28,11 +28,23 @@ module Rating
       def rating(scope: nil)
         rating_records.find_by scopeable: scope
       end
+
+      def rating_warm_up(scoping: nil)
+        return Rating.find_or_create_by(resource: self) if scoping.blank?
+
+        [scoping].flatten.compact.map do |attribute|
+          next unless respond_to?(attribute)
+
+          [public_send(attribute)].flatten.compact.map do |object|
+            Rating.find_or_create_by! resource: self, scopeable: object
+          end
+        end.flatten.compact
+      end
     end
 
     module ClassMethods
-      def rating(as: nil)
-        after_create -> { Rating.find_or_create_by resource: self }, unless: -> { as == :author }
+      def rating(as: nil, scoping: nil)
+        after_save -> { rating_warm_up scoping: scoping }, unless: -> { as == :author }
 
         has_many :rating_records,
           as:         :resource,
diff --git a/spec/factories/comment.rb b/spec/factories/comment.rb
new file mode 100644
index 0000000..257d3f6
--- /dev/null
+++ b/spec/factories/comment.rb
@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :comment
+end
diff --git a/spec/models/extension/after_create_spec.rb b/spec/models/extension/after_create_spec.rb
deleted file mode 100644
index cb68339..0000000
--- a/spec/models/extension/after_create_spec.rb
+++ /dev/null
@@ -1,28 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe Rating::Extension, ':after_create' do
-  context 'when :as is nil' do
-    let!(:article) { create :article }
-
-    it 'creates a rating record with zero values just to be easy to make the count' do
-      rating = Rating::Rating.find_by(resource: article)
-
-      expect(rating.average).to   eq 0
-      expect(rating.estimate).to  eq 0
-      expect(rating.resource).to  eq article
-      expect(rating.scopeable).to eq nil
-      expect(rating.sum).to       eq 0
-      expect(rating.total).to     eq 0
-    end
-  end
-
-  context 'when :as is :author' do
-    let!(:author) { create :author }
-
-    it 'does not creates a rating record' do
-      expect(Rating::Rating.exists?(resource: author)).to eq false
-    end
-  end
-end
diff --git a/spec/models/extension/after_save_spec.rb b/spec/models/extension/after_save_spec.rb
new file mode 100644
index 0000000..daa5a89
--- /dev/null
+++ b/spec/models/extension/after_save_spec.rb
@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Rating::Extension, 'after_save' do
+  context 'when record is author' do
+    let!(:record) { build :author }
+
+    it 'does warm up the cache' do
+      expect(record).not_to receive(:rating_warm_up)
+
+      record.save
+    end
+  end
+
+  context 'when record is not author' do
+    context 'when record has scoping' do
+      let!(:record) { build :article }
+
+      it 'warms up the cache' do
+        expect(record).to receive(:rating_warm_up).with(scoping: :categories)
+
+        record.save
+      end
+    end
+
+    context 'when record has no scoping' do
+      let!(:record) { build :comment }
+
+      it 'warms up the cache' do
+        expect(record).to receive(:rating_warm_up).with(scoping: nil)
+
+        record.save
+      end
+    end
+  end
+end
diff --git a/spec/models/extension/rating_warm_up_spec.rb b/spec/models/extension/rating_warm_up_spec.rb
new file mode 100644
index 0000000..3040000
--- /dev/null
+++ b/spec/models/extension/rating_warm_up_spec.rb
@@ -0,0 +1,115 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Rating::Extension, '.rating_warm_up' do
+  context 'when scoping is nil' do
+    context 'when update is made' do
+      let!(:record) { create :comment }
+      let!(:rating) { ::Rating::Rating.find_by resource: record }
+
+      it 'creates the cache' do
+        record.rating_warm_up scoping: nil
+
+        expect(::Rating::Rating.all).to eq [rating]
+      end
+
+      it 'returns the cached object' do
+        expect(record.rating_warm_up).to eq rating
+      end
+    end
+
+    context 'when record does not exist' do
+      let!(:record) { create :comment }
+
+      before { ::Rating::Rating.destroy_all }
+
+      it 'creates the cache' do
+        record.rating_warm_up scoping: nil
+
+        expect(::Rating::Rating.all.map(&:resource)).to eq [record]
+      end
+
+      it 'returns the cached object' do
+        expect(record.rating_warm_up).to eq ::Rating::Rating.last
+      end
+    end
+  end
+
+  context 'when scoping is not nil' do
+    context 'when update is made' do
+      let!(:category_1) { create :category }
+      let!(:category_2) { create :category }
+      let!(:record)     { create :article, categories: [category_1, category_2] }
+
+      it 'creates the cache' do
+        record.rating_warm_up scoping: :categories
+
+        ratings = ::Rating::Rating.all
+
+        expect(ratings.map(&:scopeable)).to match_array [category_1, category_2]
+        expect(ratings.map(&:resource)).to  match_array [record, record]
+      end
+
+      it 'returns the cached objects' do
+        expect(record.rating_warm_up(scoping: :categories)).to eq ::Rating::Rating.all
+      end
+    end
+
+    context 'when record does not exist' do
+      let!(:category_1) { create :category }
+      let!(:category_2) { create :category }
+      let!(:record)     { create :article, categories: [category_1, category_2] }
+
+      before { ::Rating::Rating.destroy_all }
+
+      it 'creates the cache' do
+        record.rating_warm_up scoping: :categories
+
+        ratings = ::Rating::Rating.all
+
+        expect(ratings.map(&:scopeable)).to match_array [category_1, category_2]
+        expect(ratings.map(&:resource)).to  match_array [record, record]
+      end
+
+      it 'returns the cached objects' do
+        expect(record.rating_warm_up(scoping: :categories)).to eq ::Rating::Rating.all
+      end
+    end
+
+    context 'when a non existent scoping is given' do
+      let!(:record) { create :article }
+
+      it 'returns an empty array' do
+        expect(record.rating_warm_up(scoping: :missing)).to eq []
+      end
+    end
+
+    context 'when scoping is given inside array' do
+      let!(:category) { create :category }
+      let!(:record)   { create :article, categories: [category] }
+
+      it 'returns the cache' do
+        expect(record.rating_warm_up(scoping: [:categories])).to eq ::Rating::Rating.all
+      end
+    end
+
+    context 'when scoping is given inside multiple arrays' do
+      let!(:category) { create :category }
+      let!(:record)   { create :article, categories: [category] }
+
+      it 'returns the cache' do
+        expect(record.rating_warm_up(scoping: [[:categories]])).to eq ::Rating::Rating.all
+      end
+    end
+
+    context 'when scoping is given with nil value together' do
+      let!(:category) { create :category }
+      let!(:record)   { create :article, categories: [category] }
+
+      it 'returns the cache' do
+        expect(record.rating_warm_up(scoping: [[:categories, nil], nil])).to eq ::Rating::Rating.all
+      end
+    end
+  end
+end
diff --git a/spec/support/db/migrate/create_categories_table.rb b/spec/support/db/migrate/create_categories_table.rb
index f76519a..5b6760c 100644
--- a/spec/support/db/migrate/create_categories_table.rb
+++ b/spec/support/db/migrate/create_categories_table.rb
@@ -4,6 +4,8 @@ class CreateCategoriesTable < ActiveRecord::Migration[5.0]
   def change
     create_table :categories do |t|
       t.string :name, null: false
+
+      t.references :article, foreign_key: true, index: true
     end
   end
 end
diff --git a/spec/support/db/migrate/create_comments_table.rb b/spec/support/db/migrate/create_comments_table.rb
new file mode 100644
index 0000000..c333099
--- /dev/null
+++ b/spec/support/db/migrate/create_comments_table.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class CreateCommentsTable < ActiveRecord::Migration[5.0]
+  def change
+    create_table :comments
+  end
+end
diff --git a/spec/support/migrate.rb b/spec/support/migrate.rb
index eb1f84f..1a24fbd 100644
--- a/spec/support/migrate.rb
+++ b/spec/support/migrate.rb
@@ -8,6 +8,7 @@ Dir[File.expand_path('db/migrate/*.rb', __dir__)].each { |file| require file }
 CreateArticlesTable.new.change
 CreateAuthorsTable.new.change
 CreateCategoriesTable.new.change
+CreateCommentsTable.new.change
 CreateRateTable.new.change
 CreateRatingTable.new.change
 CreateReviewRatingsTable.new.change
diff --git a/spec/support/models/article.rb b/spec/support/models/article.rb
index 85e8d8c..6485453 100644
--- a/spec/support/models/article.rb
+++ b/spec/support/models/article.rb
@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
 class Article < ::ActiveRecord::Base
-  rating
+  rating scoping: :categories
+
+  has_many :categories
 end
diff --git a/spec/support/models/category.rb b/spec/support/models/category.rb
index cff22d3..8230753 100644
--- a/spec/support/models/category.rb
+++ b/spec/support/models/category.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
 
 class Category < ::ActiveRecord::Base
+  belongs_to :article
 end
diff --git a/spec/support/models/comment.rb b/spec/support/models/comment.rb
new file mode 100644
index 0000000..2b2e650
--- /dev/null
+++ b/spec/support/models/comment.rb
@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+class Comment < ::ActiveRecord::Base
+  rating
+end

From 6bfea476ed2599f325c5a74611302fbc8f3f87ff Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Fri, 9 Feb 2018 16:48:41 -0200
Subject: [PATCH 11/19] gem: update

---
 Gemfile.lock | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Gemfile.lock b/Gemfile.lock
index 8e85f3f..941d724 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -34,7 +34,7 @@ GEM
     arel (8.0.0)
     ast (2.4.0)
     builder (3.2.3)
-    byebug (9.1.0)
+    byebug (10.0.0)
     coderay (1.1.2)
     concurrent-ruby (1.0.5)
     crass (1.0.3)
@@ -46,7 +46,7 @@ GEM
     factory_bot_rails (4.8.2)
       factory_bot (~> 4.8.2)
       railties (>= 3.0.0)
-    i18n (0.9.3)
+    i18n (0.9.4)
       concurrent-ruby (~> 1.0)
     loofah (2.1.1)
       crass (~> 1.0.2)
@@ -64,8 +64,8 @@ GEM
     pry (0.11.3)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
-    pry-byebug (3.5.1)
-      byebug (~> 9.1)
+    pry-byebug (3.6.0)
+      byebug (~> 10.0)
       pry (~> 0.10)
     rack (2.0.4)
     rack-test (0.8.2)

From 148f12f8f9ce68796b25d14d2382f21b7a420328 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Fri, 9 Feb 2018 16:49:25 -0200
Subject: [PATCH 12/19] fix: avoid warm up on update like before

it will avoid a bunch of unecessary updates
---
 lib/rating/models/rating/extension.rb              |  2 +-
 .../{after_save_spec.rb => after_create_spec.rb}   | 14 ++++++++++++--
 2 files changed, 13 insertions(+), 3 deletions(-)
 rename spec/models/extension/{after_save_spec.rb => after_create_spec.rb} (70%)

diff --git a/lib/rating/models/rating/extension.rb b/lib/rating/models/rating/extension.rb
index c25d6aa..e4365ca 100644
--- a/lib/rating/models/rating/extension.rb
+++ b/lib/rating/models/rating/extension.rb
@@ -44,7 +44,7 @@ module Rating
 
     module ClassMethods
       def rating(as: nil, scoping: nil)
-        after_save -> { rating_warm_up scoping: scoping }, unless: -> { as == :author }
+        after_create -> { rating_warm_up scoping: scoping }, unless: -> { as == :author }
 
         has_many :rating_records,
           as:         :resource,
diff --git a/spec/models/extension/after_save_spec.rb b/spec/models/extension/after_create_spec.rb
similarity index 70%
rename from spec/models/extension/after_save_spec.rb
rename to spec/models/extension/after_create_spec.rb
index daa5a89..cf14e90 100644
--- a/spec/models/extension/after_save_spec.rb
+++ b/spec/models/extension/after_create_spec.rb
@@ -2,11 +2,11 @@
 
 require 'rails_helper'
 
-RSpec.describe Rating::Extension, 'after_save' do
+RSpec.describe Rating::Extension, 'after_create' do
   context 'when record is author' do
     let!(:record) { build :author }
 
-    it 'does warm up the cache' do
+    it 'does not warm up the cache' do
       expect(record).not_to receive(:rating_warm_up)
 
       record.save
@@ -33,5 +33,15 @@ RSpec.describe Rating::Extension, 'after_save' do
         record.save
       end
     end
+
+    context 'when update is made' do
+      let!(:record) { create :comment }
+
+      it 'does not warm up the cache' do
+        expect(record).not_to receive(:rating_warm_up)
+
+        record.save
+      end
+    end
   end
 end

From e9e08564e7a95824ea2b883861a9055a409130cb Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Fri, 9 Feb 2018 16:53:00 -0200
Subject: [PATCH 13/19] up: using config to build ar relations

---
 lib/rating/models/rating/extension.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/rating/models/rating/extension.rb b/lib/rating/models/rating/extension.rb
index e4365ca..e44fb82 100644
--- a/lib/rating/models/rating/extension.rb
+++ b/lib/rating/models/rating/extension.rb
@@ -48,17 +48,17 @@ module Rating
 
         has_many :rating_records,
           as:         :resource,
-          class_name: '::Rating::Rating',
+          class_name: ::Rating.config.rating_model,
           dependent:  :destroy
 
         has_many :rates_records,
           as:         :resource,
-          class_name: '::Rating::Rate',
+          class_name: ::Rating.config.rate_model,
           dependent:  :destroy
 
         has_many :rated_records,
           as:         :author,
-          class_name: '::Rating::Rate',
+          class_name: ::Rating.config.rate_model,
           dependent:  :destroy
 
         scope :order_by_rating, ->(column = :estimate, direction = :desc, scope: nil) {

From b7ffd3dfc2fa5498252cc0e78717adc1a1a9c6c3 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Wed, 14 Feb 2018 10:44:04 -0200
Subject: [PATCH 14/19] gem: update

---
 Gemfile.lock | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Gemfile.lock b/Gemfile.lock
index 941d724..70c6e67 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,9 +46,9 @@ GEM
     factory_bot_rails (4.8.2)
       factory_bot (~> 4.8.2)
       railties (>= 3.0.0)
-    i18n (0.9.4)
+    i18n (0.9.5)
       concurrent-ruby (~> 1.0)
-    loofah (2.1.1)
+    loofah (2.2.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     method_source (0.9.0)

From e2aaa8359801efdd229e079886835953585e93a7 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Wed, 14 Feb 2018 14:43:13 -0200
Subject: [PATCH 15/19] feat: makes table name configurable via yml

---
 .gitignore                                    |  1 +
 lib/rating/config.rb                          | 20 +++++++++++-------
 lib/rating/models/rating/extension.rb         |  6 +++---
 lib/rating/models/rating/rate.rb              |  2 +-
 lib/rating/models/rating/rating.rb            |  2 +-
 spec/config/configure_spec.rb                 | 21 -------------------
 spec/config/initialize_spec.rb                | 10 ---------
 spec/config/models_spec.rb                    | 12 -----------
 spec/config/rate_table_spec.rb                | 13 ++++++++++++
 spec/config/rating_table_spec.rb              | 13 ++++++++++++
 .../add_comment_on_rating_rates_table.rb      |  1 +
 spec/support/models/review.rb                 |  1 +
 12 files changed, 46 insertions(+), 56 deletions(-)
 delete mode 100644 spec/config/configure_spec.rb
 delete mode 100644 spec/config/initialize_spec.rb
 delete mode 100644 spec/config/models_spec.rb
 create mode 100644 spec/config/rate_table_spec.rb
 create mode 100644 spec/config/rating_table_spec.rb

diff --git a/.gitignore b/.gitignore
index 7e1052c..148fc15 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 .byebug_history
 *.gem
+/config
diff --git a/lib/rating/config.rb b/lib/rating/config.rb
index 73c5d9e..172b793 100644
--- a/lib/rating/config.rb
+++ b/lib/rating/config.rb
@@ -2,18 +2,22 @@
 
 module Rating
   class Config
-    attr_accessor :rate_model, :rating_model
+    def config
+      @config ||= begin
+        file_path = File.expand_path('config/rating.yml')
 
-    def models(rate: nil, rating: nil)
-      @rate_model   = rate   unless rate.nil?
-      @rating_model = rating unless rating.nil?
+        return {} unless File.exist?(file_path)
 
-      self
+        YAML.safe_load(File.read(file_path))['rating']
+      end
     end
 
-    def initialize
-      @rate_model   = '::Rating::Rate'
-      @rating_model = '::Rating::Rating'
+    def rate_table
+      @rate_table ||= config[__method__.to_s] || 'rating_rates'
+    end
+
+    def rating_table
+      @rating_table ||= config[__method__.to_s] || 'rating_ratings'
     end
   end
 end
diff --git a/lib/rating/models/rating/extension.rb b/lib/rating/models/rating/extension.rb
index e44fb82..e4365ca 100644
--- a/lib/rating/models/rating/extension.rb
+++ b/lib/rating/models/rating/extension.rb
@@ -48,17 +48,17 @@ module Rating
 
         has_many :rating_records,
           as:         :resource,
-          class_name: ::Rating.config.rating_model,
+          class_name: '::Rating::Rating',
           dependent:  :destroy
 
         has_many :rates_records,
           as:         :resource,
-          class_name: ::Rating.config.rate_model,
+          class_name: '::Rating::Rate',
           dependent:  :destroy
 
         has_many :rated_records,
           as:         :author,
-          class_name: ::Rating.config.rate_model,
+          class_name: '::Rating::Rate',
           dependent:  :destroy
 
         scope :order_by_rating, ->(column = :estimate, direction = :desc, scope: nil) {
diff --git a/lib/rating/models/rating/rate.rb b/lib/rating/models/rating/rate.rb
index 2329ecb..9cc98f1 100644
--- a/lib/rating/models/rating/rate.rb
+++ b/lib/rating/models/rating/rate.rb
@@ -3,7 +3,7 @@
 module Rating
   class Rate < ActiveRecord::Base
     self.table_name_prefix = 'rating_'
-    self.table_name        = ::Rating.config.rate_model.constantize.table_name
+    self.table_name        = ::Rating.config.rate_table
 
     after_save :update_rating
 
diff --git a/lib/rating/models/rating/rating.rb b/lib/rating/models/rating/rating.rb
index a5c4dfa..23e55d4 100644
--- a/lib/rating/models/rating/rating.rb
+++ b/lib/rating/models/rating/rating.rb
@@ -3,7 +3,7 @@
 module Rating
   class Rating < ActiveRecord::Base
     self.table_name_prefix = 'rating_'
-    self.table_name        = ::Rating.config.rating_model.constantize.table_name
+    self.table_name        = ::Rating.config.rating_table
 
     belongs_to :resource,  polymorphic: true
     belongs_to :scopeable, polymorphic: true
diff --git a/spec/config/configure_spec.rb b/spec/config/configure_spec.rb
deleted file mode 100644
index cafdd42..0000000
--- a/spec/config/configure_spec.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe Rating::Config, '.configure' do
-  before do
-    Rating.configure do |config|
-      config.models rate: 'Review', rating: 'ReviewRating'
-    end
-  end
-
-  let!(:author)   { create :author }
-  let!(:resource) { create :article }
-
-  xit 'changes the rating models' do
-    author.rate resource, 5
-
-    expect(Review.count).to       eq 1
-    expect(ReviewRating.count).to eq 1
-  end
-end
diff --git a/spec/config/initialize_spec.rb b/spec/config/initialize_spec.rb
deleted file mode 100644
index 520a932..0000000
--- a/spec/config/initialize_spec.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe Rating::Config, 'initialize' do
-  it 'has default models' do
-    expect(subject.rate_model).to   eq '::Rating::Rate'
-    expect(subject.rating_model).to eq '::Rating::Rating'
-  end
-end
diff --git a/spec/config/models_spec.rb b/spec/config/models_spec.rb
deleted file mode 100644
index e0fbcc6..0000000
--- a/spec/config/models_spec.rb
+++ /dev/null
@@ -1,12 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe Rating::Config, '.models' do
-  it 'changes the rating models' do
-    subject.models rate: Review, rating: ReviewRating
-
-    expect(subject.rate_model).to   eq Review
-    expect(subject.rating_model).to eq ReviewRating
-  end
-end
diff --git a/spec/config/rate_table_spec.rb b/spec/config/rate_table_spec.rb
new file mode 100644
index 0000000..72968fa
--- /dev/null
+++ b/spec/config/rate_table_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Rating::Config, '.rate_table' do
+  context 'when rating.yml does not exist' do
+    it { expect(subject.rate_table).to eq 'rating_rates' }
+  end if ENV['CONFIG_ENABLED'] != 'true'
+
+  context 'when rating.yml exists' do
+    it { expect(subject.rate_table).to eq 'reviews' }
+  end if ENV['CONFIG_ENABLED'] == 'true'
+end
diff --git a/spec/config/rating_table_spec.rb b/spec/config/rating_table_spec.rb
new file mode 100644
index 0000000..9d9bdc9
--- /dev/null
+++ b/spec/config/rating_table_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Rating::Config, '.rating_table' do
+  context 'when rating.yml does not exist' do
+    it { expect(subject.rating_table).to eq 'rating_ratings' }
+  end if ENV['CONFIG_ENABLED'] != 'true'
+
+  context 'when rating.yml exists' do
+    it { expect(subject.rating_table).to eq 'review_ratings' }
+  end if ENV['CONFIG_ENABLED'] == 'true'
+end
diff --git a/spec/support/db/migrate/add_comment_on_rating_rates_table.rb b/spec/support/db/migrate/add_comment_on_rating_rates_table.rb
index 690c213..e53c402 100644
--- a/spec/support/db/migrate/add_comment_on_rating_rates_table.rb
+++ b/spec/support/db/migrate/add_comment_on_rating_rates_table.rb
@@ -3,5 +3,6 @@
 class AddCommentOnRatingRatesTable < ActiveRecord::Migration[5.0]
   def change
     add_column :rating_rates, :comment, :text
+    add_column :reviews,      :comment, :text
   end
 end
diff --git a/spec/support/models/review.rb b/spec/support/models/review.rb
index d88fa65..f1a3dc3 100644
--- a/spec/support/models/review.rb
+++ b/spec/support/models/review.rb
@@ -1,4 +1,5 @@
 # frozen_string_literal: true
 
 class Review < ::ActiveRecord::Base
+  belongs_to :scopeable, polymorphic: true
 end

From 1b05516762304a4296ac1d13e37751ed3d6d9442 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Wed, 14 Feb 2018 14:43:26 -0200
Subject: [PATCH 16/19] up: add rake to run spec with config enabled

---
 Rakefile | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Rakefile b/Rakefile
index dc8c23d..c3c8075 100644
--- a/Rakefile
+++ b/Rakefile
@@ -5,3 +5,21 @@ require 'rspec/core/rake_task'
 RSpec::Core::RakeTask.new
 
 task default: :spec
+
+desc 'Runs tests with config enabled'
+task :spec_config do
+  directory_config = File.expand_path('config')
+  unsafe_path      = ['', '/', '.', './'].include?(directory_config)
+
+  `mkdir -p #{directory_config}`
+
+  File.open(File.expand_path('config/rating.yml'), 'w+') do |file|
+    file.write "rating:\n  rate_table: 'reviews'\n  rating_table: 'review_ratings'"
+  end
+
+  ENV['CONFIG_ENABLED'] = 'true'
+
+  Rake::Task['spec'].invoke
+
+  FileUtils.rm_rf(directory_config) unless unsafe_path
+end

From ce7802072eaa75288bda4ae448b5af6031560fda Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Wed, 14 Feb 2018 14:44:14 -0200
Subject: [PATCH 17/19] rm: config via initializer was dropped

table name cannot be change after load
---
 lib/generators/rating/install_generator.rb                  | 6 ------
 .../rating/templates/config/initializers/rating.rb          | 3 ---
 2 files changed, 9 deletions(-)
 delete mode 100644 lib/generators/rating/templates/config/initializers/rating.rb

diff --git a/lib/generators/rating/install_generator.rb b/lib/generators/rating/install_generator.rb
index 0dd8853..c810816 100644
--- a/lib/generators/rating/install_generator.rb
+++ b/lib/generators/rating/install_generator.rb
@@ -4,12 +4,6 @@ module Rating
   class InstallGenerator < Rails::Generators::Base
     source_root File.expand_path('../templates', __FILE__)
 
-    desc 'Creates Rating initializer'
-
-    def copy_initializer
-      copy_file 'config/initializers/rating.rb', 'config/initializers/rating.rb'
-    end
-
     desc 'Creates Rating migration'
 
     def create_migration
diff --git a/lib/generators/rating/templates/config/initializers/rating.rb b/lib/generators/rating/templates/config/initializers/rating.rb
deleted file mode 100644
index fd789c5..0000000
--- a/lib/generators/rating/templates/config/initializers/rating.rb
+++ /dev/null
@@ -1,3 +0,0 @@
-# Rating.configure do |config|
-#   config.models rate: '::Rating::Rate', rating: '::Rating::Rating'
-# end

From 6d71dccb2d51208b78e916f1c9628fa775d3632d Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Wed, 14 Feb 2018 14:46:51 -0200
Subject: [PATCH 18/19] ref: no more need block config

---
 lib/rating.rb                      | 9 ---------
 lib/rating/config.rb               | 4 +++-
 lib/rating/models/rating/rate.rb   | 2 +-
 lib/rating/models/rating/rating.rb | 2 +-
 4 files changed, 5 insertions(+), 12 deletions(-)

diff --git a/lib/rating.rb b/lib/rating.rb
index 09b8a6c..cbd22fa 100644
--- a/lib/rating.rb
+++ b/lib/rating.rb
@@ -1,15 +1,6 @@
 # frozen_string_literal: true
 
 module Rating
-  class << self
-    def config
-      @config ||= Config.new
-    end
-
-    def configure
-      yield config
-    end
-  end
 end
 
 require 'rating/config'
diff --git a/lib/rating/config.rb b/lib/rating/config.rb
index 172b793..facdefa 100644
--- a/lib/rating/config.rb
+++ b/lib/rating/config.rb
@@ -1,7 +1,9 @@
 # frozen_string_literal: true
 
 module Rating
-  class Config
+  module Config
+    module_function
+
     def config
       @config ||= begin
         file_path = File.expand_path('config/rating.yml')
diff --git a/lib/rating/models/rating/rate.rb b/lib/rating/models/rating/rate.rb
index 9cc98f1..d7bbf75 100644
--- a/lib/rating/models/rating/rate.rb
+++ b/lib/rating/models/rating/rate.rb
@@ -3,7 +3,7 @@
 module Rating
   class Rate < ActiveRecord::Base
     self.table_name_prefix = 'rating_'
-    self.table_name        = ::Rating.config.rate_table
+    self.table_name        = ::Rating::Config.rate_table
 
     after_save :update_rating
 
diff --git a/lib/rating/models/rating/rating.rb b/lib/rating/models/rating/rating.rb
index 23e55d4..35c3c55 100644
--- a/lib/rating/models/rating/rating.rb
+++ b/lib/rating/models/rating/rating.rb
@@ -3,7 +3,7 @@
 module Rating
   class Rating < ActiveRecord::Base
     self.table_name_prefix = 'rating_'
-    self.table_name        = ::Rating.config.rating_table
+    self.table_name        = ::Rating::Config.rating_table
 
     belongs_to :resource,  polymorphic: true
     belongs_to :scopeable, polymorphic: true

From 7247a25a96cc923424062189342dcef7b53665c7 Mon Sep 17 00:00:00 2001
From: Washington Botelho <wbotelhos@gmail.com>
Date: Wed, 14 Feb 2018 15:02:44 -0200
Subject: [PATCH 19/19] up: makes spec for with and without config

---
 Rakefile | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Rakefile b/Rakefile
index c3c8075..d180f88 100644
--- a/Rakefile
+++ b/Rakefile
@@ -23,3 +23,11 @@ task :spec_config do
 
   FileUtils.rm_rf(directory_config) unless unsafe_path
 end
+
+desc 'Runs tests with and without config enabled'
+task :spec do
+  Rake::Task['spec'].invoke
+  Rake::Task['spec_config'].invoke
+
+  puts "Spec with and without config enabled executed."
+end