Zad5

lecture_5/homework/.rspec

@@ -0,0 +1 @@
+--require spec_helper

lecture_5/homework/Gemfile

@@ -5,50 +5,27 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 ruby '2.6.2'
 
-# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '~> 5.2.2'
-# Use pg as the database for Active Record
+gem 'active_model_serializers'
+gem 'bootsnap', '>= 1.1.0', require: false
 gem 'pg'
-# Use Puma as the app server
+gem 'pry', '~> 0.12.2'
 gem 'puma', '~> 3.11'
-# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
-# gem 'jbuilder', '~> 2.5'
-# Use Redis adapter to run Action Cable in production
-# gem 'redis', '~> 4.0'
-# Use ActiveModel has_secure_password
-# gem 'bcrypt', '~> 3.1.7'
-
-# Use ActiveStorage variant
-# gem 'mini_magick', '~> 4.8'
-
-# Use Capistrano for deployment
-# gem 'capistrano-rails', group: :development
-
-# Reduces boot times through caching; required in config/boot.rb
-gem 'bootsnap', '>= 1.1.0', require: false
-
-# Use Rack CORS for handling Cross-Origin Resource Sharing (CORS), making cross-origin AJAX possible
-# gem 'rack-cors'
-
-# ActiveModel::Serializer implementation and Rails hooks
-gem 'active_model_serializers'
+gem 'rails', '~> 5.2.2'
 
 group :development, :test do
-  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
   gem 'byebug', platforms: %i[mri mingw x64_mingw]
+  gem 'database_cleaner'
+  gem 'factory_bot_rails'
+  gem 'rspec-rails'
+  gem 'rubocop-performance'
+  gem 'rubocop-rspec'
 end
 
 group :development do
   gem 'listen', '>= 3.0.5', '< 3.2'
-  # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
   gem 'rubocop', require: false
   gem 'spring'
   gem 'spring-watcher-listen', '~> 2.0.0'
 end
 
-group :test do
-  gem 'rspec-rails'
-end
-
-# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem 'tzinfo-data', platforms: %i[mingw mswin x64_mingw jruby]

lecture_5/homework/Gemfile.lock

@@ -1,25 +1,25 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.2.2.1)
-      actionpack (= 5.2.2.1)
+    actioncable (5.2.3)
+      actionpack (= 5.2.3)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailer (5.2.2.1)
-      actionpack (= 5.2.2.1)
-      actionview (= 5.2.2.1)
-      activejob (= 5.2.2.1)
+    actionmailer (5.2.3)
+      actionpack (= 5.2.3)
+      actionview (= 5.2.3)
+      activejob (= 5.2.3)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.2.1)
-      actionview (= 5.2.2.1)
-      activesupport (= 5.2.2.1)
+    actionpack (5.2.3)
+      actionview (= 5.2.3)
+      activesupport (= 5.2.3)
       rack (~> 2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.2.1)
-      activesupport (= 5.2.2.1)
+    actionview (5.2.3)
+      activesupport (= 5.2.3)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
@@ -29,36 +29,43 @@ GEM
       activemodel (>= 4.1, < 6)
       case_transform (>= 0.2)
       jsonapi-renderer (>= 0.1.1.beta1, < 0.3)
-    activejob (5.2.2.1)
-      activesupport (= 5.2.2.1)
+    activejob (5.2.3)
+      activesupport (= 5.2.3)
       globalid (>= 0.3.6)
-    activemodel (5.2.2.1)
-      activesupport (= 5.2.2.1)
-    activerecord (5.2.2.1)
-      activemodel (= 5.2.2.1)
-      activesupport (= 5.2.2.1)
+    activemodel (5.2.3)
+      activesupport (= 5.2.3)
+    activerecord (5.2.3)
+      activemodel (= 5.2.3)
+      activesupport (= 5.2.3)
       arel (>= 9.0)
-    activestorage (5.2.2.1)
-      actionpack (= 5.2.2.1)
-      activerecord (= 5.2.2.1)
+    activestorage (5.2.3)
+      actionpack (= 5.2.3)
+      activerecord (= 5.2.3)
       marcel (~> 0.3.1)
-    activesupport (5.2.2.1)
+    activesupport (5.2.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     arel (9.0.0)
     ast (2.4.0)
-    bootsnap (1.4.1)
+    bootsnap (1.4.3)
       msgpack (~> 1.0)
     builder (3.2.3)
-    byebug (11.0.0)
+    byebug (11.0.1)
     case_transform (0.2)
       activesupport
+    coderay (1.1.2)
     concurrent-ruby (1.1.5)
     crass (1.0.4)
+    database_cleaner (1.7.0)
     diff-lcs (1.3)
     erubi (1.8.0)
+    factory_bot (5.0.2)
+      activesupport (>= 4.2.0)
+    factory_bot_rails (5.0.2)
+      factory_bot (~> 5.0.2)
+      railties (>= 4.2.0)
     ffi (1.10.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
@@ -82,40 +89,43 @@ GEM
     mini_mime (1.0.1)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
-    msgpack (1.2.9)
+    msgpack (1.2.10)
     nio4r (2.3.1)
-    nokogiri (1.10.1)
+    nokogiri (1.10.3)
       mini_portile2 (~> 2.4.0)
     parallel (1.17.0)
-    parser (2.6.2.0)
+    parser (2.6.2.1)
       ast (~> 2.4.0)
     pg (1.1.4)
+    pry (0.12.2)
+      coderay (~> 1.1.0)
+      method_source (~> 0.9.0)
     psych (3.1.0)
-    puma (3.12.0)
-    rack (2.0.6)
+    puma (3.12.1)
+    rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (5.2.2.1)
-      actioncable (= 5.2.2.1)
-      actionmailer (= 5.2.2.1)
-      actionpack (= 5.2.2.1)
-      actionview (= 5.2.2.1)
-      activejob (= 5.2.2.1)
-      activemodel (= 5.2.2.1)
-      activerecord (= 5.2.2.1)
-      activestorage (= 5.2.2.1)
-      activesupport (= 5.2.2.1)
+    rails (5.2.3)
+      actioncable (= 5.2.3)
+      actionmailer (= 5.2.3)
+      actionpack (= 5.2.3)
+      actionview (= 5.2.3)
+      activejob (= 5.2.3)
+      activemodel (= 5.2.3)
+      activerecord (= 5.2.3)
+      activestorage (= 5.2.3)
+      activesupport (= 5.2.3)
       bundler (>= 1.3.0)
-      railties (= 5.2.2.1)
+      railties (= 5.2.3)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.0.4)
       loofah (~> 2.2, >= 2.2.2)
-    railties (5.2.2.1)
-      actionpack (= 5.2.2.1)
-      activesupport (= 5.2.2.1)
+    railties (5.2.3)
+      actionpack (= 5.2.3)
+      activesupport (= 5.2.3)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
@@ -126,7 +136,7 @@ GEM
       ffi (~> 1.0)
     rspec-core (3.8.0)
       rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.2)
+    rspec-expectations (3.8.3)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
     rspec-mocks (3.8.0)
@@ -149,6 +159,10 @@ GEM
       rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 1.6)
+    rubocop-performance (1.1.0)
+      rubocop (>= 0.67.0)
+    rubocop-rspec (1.32.0)
+      rubocop (>= 0.60.0)
     ruby-progressbar (1.10.0)
     ruby_dep (1.5.0)
     spring (2.0.2)
@@ -179,12 +193,17 @@ DEPENDENCIES
   active_model_serializers
   bootsnap (>= 1.1.0)
   byebug
+  database_cleaner
+  factory_bot_rails
   listen (>= 3.0.5, < 3.2)
   pg
+  pry (~> 0.12.2)
   puma (~> 3.11)
   rails (~> 5.2.2)
   rspec-rails
   rubocop
+  rubocop-performance
+  rubocop-rspec
   spring
   spring-watcher-listen (~> 2.0.0)
   tzinfo-data

lecture_5/homework/app/controllers/buildings_controller.rb

@@ -1,7 +1,17 @@
 # frozen_string_literal: true
 
 class BuildingsController < ApplicationController
-  def index; end
+  def index
+    render json: Building.all
+  end
 
-  def show; end
+  def show
+    render json: building, include: [:warriors]
+  end
+
+  private
+
+  def building
+    building = Building.find(params[:id])
+  end
 end

lecture_5/homework/app/controllers/clans/warriors_controller.rb

@@ -8,16 +8,10 @@ def show
 
     def index
       warriors = clan.warriors
+      params_key = params[:alive]
+      render_alive = params_key ? DeadOrAliveService.new(warriors, params_key).call : warriors
 
-      if params.key?(:alive)
-        if params[:alive].to_i == 0
-          render json: warriors.dead
-        else
-          render json: warriors.alive
-        end
-      else
-        render json: warriors
-      end
+      render json: render_alive
     end
 
     def create
@@ -47,7 +41,7 @@ def warrior
     end
 
     def warrior_params
-      params.permit(:name, :death_date, :armor_quality, :number_of_battles, :join_date)
+      params.permit(:name, :death_date, :armor_quality, :number_of_battles, :join_date, :horse)
     end
   end
 end

lecture_5/homework/app/models/building.rb

@@ -2,7 +2,10 @@
 
 class Building < ApplicationRecord
   has_many :warriors, dependent: :nullify
+  KINDS = %w[Buildings::Walls Buildings::Stronghold].freeze
 
-  validates :granary, presence: true,
-                      numericality: { greater_than_or_equal_to: 0, only_integer: true }
+  validates :name, presence: true
+  validates :granary, :horse_units, :infantry_units, presence: true,
+                                                     numericality: { greater_than_or_equal_to: 0, only_integer: true }
+  validates :type, presence: true, inclusion: { in: KINDS }
 end

lecture_5/homework/app/models/warrior.rb

@@ -11,7 +11,10 @@ class Warrior < ApplicationRecord
                                             greater_than_or_equal_to: 0,
                                             less_than_or_equal_to: 100 }
   validates :preferred_weapon_kind, presence: true, inclusion: { in: Weapon::KINDS }
+  validates :horse, inclusion: { in: [true, false] }
 
   scope :alive, -> { where('death_date IS NULL') }
   scope :dead, -> { where('death_date IS NOT NULL') }
+  scope :with_horse, -> { where(horse: true) }
+  scope :without_horse, -> { where(horse: false) }
 end

lecture_5/homework/app/models/warriors/hussar.rb

@@ -3,9 +3,14 @@
 module Warriors
   class Hussar < Warrior
     attribute :preferred_weapon_kind, :string, default: :ranged
+    before_save :give_him_horse
 
     def attack
       "Hussar #{name} charged while yielding #{weapon.type.demodulize}"
     end
+
+    def give_him_horse
+      self.horse = true
+    end
   end
 end

lecture_5/homework/app/serializers/building_serializer.rb

@@ -1,7 +1,19 @@
 # frozen_string_literal: true
 
 class BuildingSerializer < ActiveModel::Serializer
-  attributes :name
+  attributes :name, :type, :granary, :horse_units, :infantry_units, :warriors_alive, :siege_ability
 
   has_many :warriors
+
+  def type
+    object.type.demodulize
+  end
+
+  def warriors_alive
+    object.warriors.select { |w| !w.death_date }.length
+  end
+
+   def siege_ability
+     return Reports::SiegeReport.new(building: object).call if object
+   end
 end

lecture_5/homework/app/services/dead_or_alive_service.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+class DeadOrAliveService
+  attr_reader :warriors, :params_key
+
+  def initialize(warriors, params_key)
+    @warriors = warriors
+    @params_key = params_key
+  end
+
+  def call
+    @params_key.to_i == 0 ? warriors.alive : warriors.dead
+  end
+end

lecture_5/homework/app/services/reports/siege_report.rb

@@ -2,11 +2,15 @@
 
 module Reports
   class SiegeReport
+    attr_reader :building, :warriors
+
     def initialize(building:)
+      @building = building
+      @warriors = building.warriors.alive
     end
 
     def call
-      raise NotImprementedYet
+      warriors.any? ? SiegeCalculatorService.new(building, warriors).call : 0
     end
   end
 end