prepare to implementation case 05

app/active_record/questions_answeroptions_answers/answer.rb

@@ -0,0 +1,15 @@
+# encoding: utf-8
+class Answer < ActiveRecord::Base
+  attr_accessible :questions_answer_option_id
+  belongs_to :place
+  belongs_to :questions_answer_option
+  # belongs_to :question, :through => :questions_answer_option
+  # belongs_to :answer_option, :through => :questions_answer_option
+  def question
+    questions_answer_option.question
+  end
+
+  def answer
+    questions_answer_option.answer_option
+  end
+end

app/active_record/questions_answeroptions_answers/answer_option.rb

@@ -0,0 +1,5 @@
+# encoding: utf-8
+class AnswerOption < ActiveRecord::Base
+  attr_accessible :title
+  has_many :questions_answer_options
+end

app/active_record/questions_answeroptions_answers/categories_place.rb

@@ -0,0 +1,6 @@
+class CategoriesPlace < ActiveRecord::Base
+  attr_accessible :place_id, :category_id
+  belongs_to :category
+  belongs_to :place
+  has_many :questions
+end

app/active_record/questions_answeroptions_answers/category.rb

@@ -0,0 +1,8 @@
+# encoding: utf-8
+class Category < ActiveRecord::Base
+  attr_accessible :name
+  has_many :categories_places
+  has_many :places, :through => :categories_places
+  has_many :questions, :through => :categories_places
+  # has_and_belongs_to_many :questions
+end

app/active_record/questions_answeroptions_answers/place.rb

@@ -0,0 +1,5 @@
+# encoding: utf-8
+class Place < ActiveRecord::Base
+  attr_accessible :address
+  has_many :answers
+end

app/active_record/questions_answeroptions_answers/question.rb

@@ -0,0 +1,6 @@
+# encoding: utf-8
+class Question < ActiveRecord::Base
+  attr_accessible :title
+  has_many :questions_answer_options
+  has_many :answer_options, :through => :questions_answer_options
+end

app/active_record/questions_answeroptions_answers/questions_answer_option.rb

@@ -0,0 +1,6 @@
+# encoding: utf-8
+class QuestionsAnswerOption < ActiveRecord::Base
+  has_one :answer
+  belongs_to :question
+  belongs_to :answer_option
+end

config/application.rb

@@ -17,7 +17,7 @@
 module Arvsmongo
   class Application < Rails::Application
 
-    config.mongoid.logger = Logger.new($stdout, :all)
+    # config.mongoid.logger = Logger.new($stdout, :all)
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration should go into files in config/initializers
     # -- all .rb files in that directory are automatically loaded.
@@ -29,13 +29,13 @@ class Application < Rails::Application
     # config.autoload_paths += %W(#{config.root}/app/mongoid/place_category)
     # config.autoload_paths += %W(#{config.root}/app/mongoid/place_user_review)
     # config.autoload_paths += %W(#{config.root}/app/mongoid/review_comment_user)
-    # config.autoload_paths += %W(#{config.root}/app/mongoid/place_review_moderator)
+    # config.autoload_paths += %W(#{config.root}/app/mongoid/questions_answeroptions_answers)
 
     # config.autoload_paths += %W(#{config.root}/app/active_record/place_city_country)
     # config.autoload_paths += %W(#{config.root}/app/active_record/place_category)
     # config.autoload_paths += %W(#{config.root}/app/active_record/place_user_review)
-    config.autoload_paths += %W(#{config.root}/app/active_record/review_comment_user)
-    # config.autoload_paths += %W(#{config.root}/app/active_record/place_review_moderator)
+    # config.autoload_paths += %W(#{config.root}/app/active_record/review_comment_user)
+    config.autoload_paths += %W(#{config.root}/app/active_record/questions_answeroptions_answers)
 
     # Only load the plugins named here, in the order given (default is alphabetical).
     # :all can be used as a placeholder for all plugins not explicitly named.

db/migrate/20120606055539_create_join_table_for_categories_and_places.rb

@@ -1,6 +1,6 @@
 class CreateJoinTableForCategoriesAndPlaces < ActiveRecord::Migration
   def self.up
-    create_table :categories_places, :id => false do |t|
+    create_table :categories_places do |t|
       t.integer :place_id
       t.integer :category_id
     end

db/migrate/20120608050752_create_table_questions.rb

@@ -0,0 +1,11 @@
+class CreateTableQuestions < ActiveRecord::Migration
+  def up
+    create_table :questions do |t|
+      t.string :title
+    end
+  end
+
+  def down
+    drop_table :questions
+  end
+end

db/migrate/20120608084735_create_join_table_for_questions_and_answer_options.rb

@@ -0,0 +1,11 @@
+class CreateJoinTableForQuestionsAndAnswerOptions < ActiveRecord::Migration
+  def up
+    create_table :questions_answer_options do |t|
+      t.integer :question_id
+      t.integer :answer_option_id
+    end
+  end
+
+  def down
+  end
+end

db/migrate/20120608085929_create_table_answers.rb

@@ -0,0 +1,12 @@
+class CreateTableAnswers < ActiveRecord::Migration
+  def up
+    create_table :answers do |t|
+      t.references :place
+      t.references :questions_answer_option
+    end
+  end
+
+  def down
+    drop_table :answers
+  end
+end

db/migrate/20120608085939_create_table_answer_options.rb

@@ -0,0 +1,11 @@
+class CreateTableAnswerOptions < ActiveRecord::Migration
+  def up
+    create_table :answer_options do |t|
+      t.string :title
+    end
+  end
+
+  def down
+    drop_table :answer_options
+  end
+end

db/schema.rb

@@ -11,7 +11,16 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20120607100718) do
+ActiveRecord::Schema.define(:version => 20120608085939) do
+
+  create_table "answer_options", :force => true do |t|
+    t.string "title"
+  end
+
+  create_table "answers", :force => true do |t|
+    t.integer "place_id"
+    t.integer "questions_answer_option_id"
+  end
 
   create_table "categories", :force => true do |t|
     t.string "name"
@@ -44,6 +53,17 @@
     t.integer "city_id"
   end
 
+  add_index "places", ["city_id"], :name => "index_city_for_place"
+
+  create_table "questions", :force => true do |t|
+    t.string "title"
+  end
+
+  create_table "questions_answer_options", :force => true do |t|
+    t.integer "question_id"
+    t.integer "answer_option_id"
+  end
+
   create_table "reviews", :force => true do |t|
     t.string  "title"
     t.text    "description"
@@ -54,5 +74,4 @@
     t.string "name"
   end
 
-  add_index "places", ["city_id"], :name => "index_city_for_place"
 end

lib/tasks/populate_case02.rake

@@ -19,13 +19,13 @@ namespace :db do
         }]
 
       iterations.each do |iteration|
-        # Place.first(iteration[:records]).each do |place| # AR
-        Place.limit(iteration[:records]).each do |place| # Mongo
+        Place.first(iteration[:records]).each do |place| # AR
+        # Place.limit(iteration[:records]).each do |place| # Mongo
           categories_count = iteration[:categories]
           categories_count.times do
             skip = rand(Category.count)
-            # random_category = Category.first(:offset => skip) # AR
-            random_category = Category.first(:skip => skip) # Mongo
+            random_category = Category.first(:offset => skip) # AR
+            # random_category = Category.first(:skip => skip) # Mongo
             place.categories <<  random_category unless place.category_ids.include?(random_category.id)
           end
         end

lib/tasks/populate_case05.rake

@@ -0,0 +1,10 @@
+namespace :db do
+  desc "populate Questions model"
+  task :populate_questions => :environment do
+
+    Question.delete_all
+    ['wifi','toilet','music','smoking','bank card'].each do |item|
+      Question.create(:title => item)
+    end
+  end
+end