【杉浦】サーバーサイドチャレンジ

serverside_challenge_2/challenge/.env.sample

@@ -0,0 +1,9 @@
+# DB設定
+DATABASE_HOST=db
+DATABASE_PORT=5432
+DATABASE_USER=postgres
+DATABASE_PASSWORD=password
+
+# サービスのドメイン設定
+SERVICE_PROTOCOL=http
+FRONTEND_DOMAIN=localhost:5173

serverside_challenge_2/challenge/.env.test

@@ -0,0 +1,7 @@
+DATABASE_HOST=db
+DATABASE_PORT=5432
+DATABASE_USER=postgres
+DATABASE_PASSWORD=password
+
+SERVICE_PROTOCOL=http
+FRONTEND_DOMAIN=localhost:5173

serverside_challenge_2/challenge/.gitignore

@@ -27,3 +27,7 @@
 
 # Ignore master key for decrypting credentials and more.
 /config/master.key
+
+# Application
+.env
+/config/credentials/production.key

serverside_challenge_2/challenge/.rspec

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

serverside_challenge_2/challenge/.rubocop.yml

@@ -0,0 +1,5 @@
+# Omakase Ruby styling for Rails
+inherit_gem:
+  rubocop-rails-omakase: rubocop.yml
+
+# Your own specialized rules go here

serverside_challenge_2/challenge/Dockerfile

@@ -1,8 +1,10 @@
 FROM ruby:3.1.2
-RUN apt-get update -qq && apt-get install -y build-essential libpq-dev nodejs vim
+RUN apt-get update -qq && apt-get install -y build-essential libpq-dev nodejs vim graphviz
 RUN mkdir /app
 WORKDIR /app
 ADD Gemfile /app/Gemfile
 ADD Gemfile.lock /app/Gemfile.lock
 RUN bundle install
-ADD . /app
+ADD . /app
+
+CMD ["./start-api.sh"]

serverside_challenge_2/challenge/Dockerfile.migration

@@ -0,0 +1,8 @@
+FROM ruby:3.1.2
+RUN apt-get update -qq && apt-get install -y build-essential libpq-dev
+RUN mkdir /app
+WORKDIR /app
+ADD Gemfile /app/Gemfile
+ADD Gemfile.lock /app/Gemfile.lock
+RUN bundle install
+ADD . /app

serverside_challenge_2/challenge/Gemfile

@@ -5,7 +5,7 @@ ruby "3.1.2"
 
 # Bundle edge Rails instead: gem "rails", github: "rails/rails", branch: "main"
 gem "rails", "~> 7.0.8"
-
+gem "rails-i18n", "~> 7.0", ">= 7.0.10"
 # Use postgresql as the database for Active Record
 gem "pg", "~> 1.1"
 
@@ -34,15 +34,25 @@ gem "bootsnap", require: false
 # gem "image_processing", "~> 1.2"
 
 # Use Rack CORS for handling Cross-Origin Resource Sharing (CORS), making cross-origin AJAX possible
-# gem "rack-cors"
+gem "rack-cors", "~> 2.0", ">= 2.0.2"
+gem "rack-timeout", "~> 0.7.0"
+gem "jb", "~> 0.8.2"
 
 group :development, :test do
   # See https://guides.rubyonrails.org/debugging_rails_applications.html#debugging-with-the-debug-gem
   gem "debug", platforms: %i[ mri mingw x64_mingw ]
+  gem "rspec-rails"
+  gem "factory_bot_rails"
+  gem "database_cleaner-active_record"
+  gem "dotenv-rails"
+  gem "rspec-openapi"
 end
 
 group :development do
   # Speed up commands on slow machines / big apps [https://github.com/rails/spring]
   # gem "spring"
+  gem "rubocop-rails-omakase", require: false
+  gem "rubocop-rspec"
+  gem "brakeman", require: false
+  gem "rails-erd", "~> 1.7", ">= 1.7.2"
 end
-

serverside_challenge_2/challenge/Gemfile.lock

@@ -66,16 +66,34 @@ GEM
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
+    ast (2.4.2)
     bootsnap (1.18.3)
       msgpack (~> 1.2)
+    brakeman (6.2.2)
+      racc
     builder (3.2.4)
+    choice (0.2.0)
     concurrent-ruby (1.2.3)
     crass (1.0.6)
+    database_cleaner-active_record (2.2.0)
+      activerecord (>= 5.a)
+      database_cleaner-core (~> 2.0.0)
+    database_cleaner-core (2.0.1)
     date (3.3.4)
     debug (1.9.1)
       irb (~> 1.10)
       reline (>= 0.3.8)
+    diff-lcs (1.5.1)
+    dotenv (3.1.4)
+    dotenv-rails (3.1.4)
+      dotenv (= 3.1.4)
+      railties (>= 6.1)
     erubi (1.12.0)
+    factory_bot (6.5.0)
+      activesupport (>= 5.0.0)
+    factory_bot_rails (6.4.4)
+      factory_bot (~> 6.5)
+      railties (>= 5.0.0)
     globalid (1.2.1)
       activesupport (>= 6.1)
     i18n (1.14.1)
@@ -84,6 +102,9 @@ GEM
     irb (1.11.2)
       rdoc
       reline (>= 0.4.2)
+    jb (0.8.2)
+    json (2.7.4)
+    language_server-protocol (3.17.0.3)
     loofah (2.22.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
@@ -109,17 +130,26 @@ GEM
     nio4r (2.7.0)
     nokogiri (1.16.2-aarch64-linux)
       racc (~> 1.4)
+    nokogiri (1.16.2-arm64-darwin)
+      racc (~> 1.4)
     nokogiri (1.16.2-x86_64-linux)
       racc (~> 1.4)
+    parallel (1.26.3)
+    parser (3.3.5.0)
+      ast (~> 2.4.1)
+      racc
     pg (1.5.4)
     psych (5.1.2)
       stringio
     puma (5.6.8)
       nio4r (~> 2.0)
     racc (1.7.3)
     rack (2.2.8)
+    rack-cors (2.0.2)
+      rack (>= 2.0.0)
     rack-test (2.1.0)
       rack (>= 1.3)
+    rack-timeout (0.7.0)
     rails (7.0.8)
       actioncable (= 7.0.8)
       actionmailbox (= 7.0.8)
@@ -138,41 +168,121 @@ GEM
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
+    rails-erd (1.7.2)
+      activerecord (>= 4.2)
+      activesupport (>= 4.2)
+      choice (~> 0.2.0)
+      ruby-graphviz (~> 1.2)
     rails-html-sanitizer (1.6.0)
       loofah (~> 2.21)
       nokogiri (~> 1.14)
+    rails-i18n (7.0.10)
+      i18n (>= 0.7, < 2)
+      railties (>= 6.0.0, < 8)
     railties (7.0.8)
       actionpack (= 7.0.8)
       activesupport (= 7.0.8)
       method_source
       rake (>= 12.2)
       thor (~> 1.0)
       zeitwerk (~> 2.5)
+    rainbow (3.1.1)
     rake (13.1.0)
     rdoc (6.6.2)
       psych (>= 4.0.0)
+    regexp_parser (2.9.2)
     reline (0.4.2)
       io-console (~> 0.5)
+    rexml (3.3.9)
+    rspec-core (3.13.2)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.3)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-openapi (0.18.3)
+      actionpack (>= 5.2.0)
+      rails-dom-testing
+      rspec-core
+    rspec-rails (7.0.1)
+      actionpack (>= 7.0)
+      activesupport (>= 7.0)
+      railties (>= 7.0)
+      rspec-core (~> 3.13)
+      rspec-expectations (~> 3.13)
+      rspec-mocks (~> 3.13)
+      rspec-support (~> 3.13)
+    rspec-support (3.13.1)
+    rubocop (1.67.0)
+      json (~> 2.3)
+      language_server-protocol (>= 3.17.0)
+      parallel (~> 1.10)
+      parser (>= 3.3.0.2)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 2.4, < 3.0)
+      rubocop-ast (>= 1.32.2, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.32.3)
+      parser (>= 3.3.1.0)
+    rubocop-minitest (0.36.0)
+      rubocop (>= 1.61, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
+    rubocop-performance (1.22.1)
+      rubocop (>= 1.48.1, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
+    rubocop-rails (2.27.0)
+      activesupport (>= 4.2.0)
+      rack (>= 1.1)
+      rubocop (>= 1.52.0, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
+    rubocop-rails-omakase (1.0.0)
+      rubocop
+      rubocop-minitest
+      rubocop-performance
+      rubocop-rails
+    rubocop-rspec (3.2.0)
+      rubocop (~> 1.61)
+    ruby-graphviz (1.2.5)
+      rexml
+    ruby-progressbar (1.13.0)
     stringio (3.1.0)
     thor (1.3.0)
     timeout (0.4.1)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
+    unicode-display_width (2.6.0)
     websocket-driver (0.7.6)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
     zeitwerk (2.6.13)
 
 PLATFORMS
   aarch64-linux
+  arm64-darwin-24
   x86_64-linux
 
 DEPENDENCIES
   bootsnap
+  brakeman
+  database_cleaner-active_record
   debug
+  dotenv-rails
+  factory_bot_rails
+  jb (~> 0.8.2)
   pg (~> 1.1)
   puma (~> 5.0)
+  rack-cors (~> 2.0, >= 2.0.2)
+  rack-timeout (~> 0.7.0)
   rails (~> 7.0.8)
+  rails-erd (~> 1.7, >= 1.7.2)
+  rails-i18n (~> 7.0, >= 7.0.10)
+  rspec-openapi
+  rspec-rails
+  rubocop-rails-omakase
+  rubocop-rspec
   tzinfo-data
 
 RUBY VERSION

serverside_challenge_2/challenge/README.md

@@ -1,24 +1,19 @@
-# README
-
-This README would normally document whatever steps are necessary to get the
-application up and running.
-
-Things you may want to cover:
-
-* Ruby version
-
-* System dependencies
-
-* Configuration
-
-* Database creation
-
-* Database initialization
-
-* How to run the test suite
-
-* Services (job queues, cache servers, search engines, etc.)
-
-* Deployment instructions
-
-* ...
+## 環境構築
+- Dockerの起動
+```sh
+$ cd serverside_challenge_2/challenge
+$ docker compose build
+$ docker compose up
+$ docker exec -it challenge-api /bin/bash
+```
+
+- データベースの初期化
+```sh
+root@a35275a66e97:/app# rails db:create
+root@a35275a66e97:/app# rails db:migrate
+root@a35275a66e97:/app# rails db:seed
+```
+
+- アプリケーションの実行
+  ブラウザにて以下のURLにアクセス  
+  http://localhost:5173/

serverside_challenge_2/challenge/app/controllers/api/electricity/calculate_controller.rb

@@ -0,0 +1,21 @@
+class Api::Electricity::CalculateController < ApplicationController
+  before_action :price_calculate, only: :create
+
+  def create
+    if @prices[:errors].present?
+      render json: @prices[:errors], status: :bad_request
+    else
+      render "electricity/calculate/create", status: :ok
+    end
+  end
+
+  private
+
+  def create_params
+    params.permit(:amperage, :electricity_usage_kwh)
+  end
+
+  def price_calculate
+    @prices = Plan.calc_prices(create_params[:amperage], create_params[:electricity_usage_kwh])
+  end
+end

serverside_challenge_2/challenge/app/models/basic_price.rb

@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+class BasicPrice < ApplicationRecord
+  belongs_to :plan
+
+  AMPERAGE_LIST = [ 10, 15, 20, 30, 40, 50, 60 ].freeze
+  ERR_MESS_INVALID_AMPERAGE = "#{AMPERAGE_LIST.join('/')}のいずれかを指定してください。".freeze
+
+  validates :amperage, presence: true, inclusion: { in: AMPERAGE_LIST }
+  validates :price, numericality: { only_numeric: true, greater_than_or_equal_to: 0, less_than_or_equal_to: 99999.99 }
+  validates :plan, presence: true, uniqueness: { scope: :amperage }
+
+  class << self
+    def calc_prices(amperage)
+      rows = BasicPrice.where(amperage: amperage)
+      rows.inject({}) do |sum, row|
+        sum[row.plan_id] = row.price
+        sum
+      end
+    end
+
+    def check_amperage?(amperage)
+      res = { is_error: !AMPERAGE_LIST.include?(amperage) }
+      res[:error_object] = { field: "amperage", message: ERR_MESS_INVALID_AMPERAGE } if res[:is_error]
+      res
+    end
+  end
+end