Reservation

.rubocop.yml

@@ -0,0 +1,17 @@
+AllCops:
+  Exclude:
+    - bin/**/*
+    - db/**/*
+    - spec/**/**/**/*
+    - vendor/**/*
+  NewCops: enable
+  SuggestExtensions: false
+
+Style/Documentation:
+  Enabled: false
+
+Metrics/MethodLength:
+  Max: 20
+
+Metrics/AbcSize:
+  Max: 20

Gemfile

@@ -1,19 +1,24 @@
-source "https://rubygems.org"
+# frozen_string_literal: true
+
+source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby "3.2.1"
+ruby '3.2.1'
 
-gem "rails", "~> 7.0.4", ">= 7.0.4.2"
-gem "mysql2", "~> 0.5"
-gem "puma", "~> 5.0"
-gem "tzinfo-data", platforms: %i[ mingw mswin x64_mingw jruby ]
-gem "bootsnap", require: false
+gem 'bootsnap', require: false
+gem 'flatten'
+gem 'mysql2', '~> 0.5'
+gem 'puma', '~> 5.0'
+gem 'rails', '~> 7.0.4', '>= 7.0.4.2'
+gem 'tzinfo-data', platforms: %i[mingw mswin x64_mingw jruby]
 
 group :development, :test do
-  gem "debug", platforms: %i[ mri mingw x64_mingw ]
-  gem "rspec-rails"
+  gem 'debug', platforms: %i[mri mingw x64_mingw]
+  gem 'pry-rails'
+  gem 'rspec-rails'
+  gem 'shoulda-matchers'
 end
 
 group :development do
-  gem 'pry'
+  gem 'rubocop', require: false
 end

Gemfile.lock

@@ -66,6 +66,7 @@ GEM
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
+    ast (2.4.2)
     bootsnap (1.16.0)
       msgpack (~> 1.2)
     builder (3.2.4)
@@ -76,10 +77,12 @@ GEM
     debug (1.7.1)
     diff-lcs (1.5.0)
     erubi (1.12.0)
+    flatten (0.2.0)
     globalid (1.1.0)
       activesupport (>= 5.0)
     i18n (1.12.0)
       concurrent-ruby (~> 1.0)
+    json (2.6.3)
     loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
@@ -106,9 +109,14 @@ GEM
     nio4r (2.5.8)
     nokogiri (1.14.2-x86_64-darwin)
       racc (~> 1.4)
+    parallel (1.22.1)
+    parser (3.2.1.0)
+      ast (~> 2.4.1)
     pry (0.14.2)
       coderay (~> 1.1)
       method_source (~> 1.0)
+    pry-rails (0.3.9)
+      pry (>= 0.10.4)
     puma (5.6.5)
       nio4r (~> 2.0)
     racc (1.6.2)
@@ -141,7 +149,10 @@ GEM
       rake (>= 12.2)
       thor (~> 1.0)
       zeitwerk (~> 2.5)
+    rainbow (3.1.1)
     rake (13.0.6)
+    regexp_parser (2.7.0)
+    rexml (3.2.5)
     rspec-core (3.12.1)
       rspec-support (~> 3.12.0)
     rspec-expectations (3.12.2)
@@ -159,10 +170,26 @@ GEM
       rspec-mocks (~> 3.11)
       rspec-support (~> 3.11)
     rspec-support (3.12.0)
+    rubocop (1.45.1)
+      json (~> 2.3)
+      parallel (~> 1.10)
+      parser (>= 3.2.0.0)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml (>= 3.2.5, < 4.0)
+      rubocop-ast (>= 1.24.1, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.26.0)
+      parser (>= 3.2.1.0)
+    ruby-progressbar (1.11.0)
+    shoulda-matchers (5.3.0)
+      activesupport (>= 5.2.0)
     thor (1.2.1)
     timeout (0.3.2)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
+    unicode-display_width (2.4.2)
     websocket-driver (0.7.5)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
@@ -174,11 +201,14 @@ PLATFORMS
 DEPENDENCIES
   bootsnap
   debug
+  flatten
   mysql2 (~> 0.5)
-  pry
+  pry-rails
   puma (~> 5.0)
   rails (~> 7.0.4, >= 7.0.4.2)
   rspec-rails
+  rubocop
+  shoulda-matchers
   tzinfo-data
 
 RUBY VERSION

Rakefile

@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
-require_relative "config/application"
+require_relative 'config/application'
 
 Rails.application.load_tasks

app/channels/application_cable/channel.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ApplicationCable
   class Channel < ActionCable::Channel::Base
   end

app/channels/application_cable/connection.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ApplicationCable
   class Connection < ActionCable::Connection::Base
   end

app/controllers/application_controller.rb

@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 class ApplicationController < ActionController::API
 end

app/controllers/reservations_controller.rb

@@ -0,0 +1,54 @@
+# frozen_string_literal: true
+
+class ReservationsController < ApplicationController
+  LOOKUP_ITEMS = YAML.load_file('lib/lookup.yml').deep_symbolize_keys
+
+  def create
+    data = parse_data(JSON.parse(request.body.read).smash)
+
+    guest = create_or_update_guest(data[:guest])
+
+    unless guest.valid?
+      render json: { success: false, errors: guest.errors }
+      return
+    end
+
+    reservation = create_or_update_reservation(data[:reservation], guest.id)
+
+    unless reservation.valid?
+      render json: { success: false, errors: reservation.errors }
+      return
+    end
+
+    render json: { success: true, guest:, reservation: }
+  end
+
+  private
+
+  def parse_data(data)
+    guest = {}
+    reservation = {}
+
+    data.each do |key, value|
+      record = LOOKUP_ITEMS[key.to_sym]
+      next if record.blank?
+
+      reservation[record[:property].to_sym] = value if record[:model] == 'reservation'
+      guest[record[:property].to_sym] = value if record[:model] == 'guest'
+    end
+
+    reservation[:guest_id] = guest[:id]
+    { reservation:, guest: }
+  end
+
+  def create_or_update_guest(data)
+    Guest.upsert(data)
+    Guest.find_by(email: data[:email])
+  end
+
+  def create_or_update_reservation(data, guest_id)
+    data[:guest_id] = guest_id
+    Reservation.upsert(data)
+    Reservation.find_by(code: data[:code])
+  end
+end

app/jobs/application_job.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationJob < ActiveJob::Base
   # Automatically retry jobs that encountered a deadlock
   # retry_on ActiveRecord::Deadlocked

app/mailers/application_mailer.rb

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 class ApplicationMailer < ActionMailer::Base
-  default from: "from@example.com"
-  layout "mailer"
+  default from: 'from@example.com'
+  layout 'mailer'
 end

app/models/application_record.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationRecord < ActiveRecord::Base
   primary_abstract_class
 end

app/models/guest.rb

@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+class Guest < ApplicationRecord
+  has_many :reservations
+
+  validates :first_name,
+            :last_name,
+            :phone,
+            :email, presence: true
+
+  validates :email, format: { with: URI::MailTo::EMAIL_REGEXP }, uniqueness: true
+end

app/models/reservation.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class Reservation < ApplicationRecord
+  belongs_to :guest
+
+  validates :code,
+            :date_start,
+            :date_end,
+            :number_adults,
+            :number_children,
+            :number_infants,
+            :amount_payout,
+            :amount_security,
+            :currency,
+            :status, presence: true
+
+  validates :code, uniqueness: true
+end

bin/bundle

@@ -8,55 +8,57 @@
 # this file is here to facilitate running it.
 #
 
-require "rubygems"
+require 'rubygems'
 
 m = Module.new do
   module_function
 
   def invoked_as_script?
-    File.expand_path($0) == File.expand_path(__FILE__)
+    File.expand_path($PROGRAM_NAME) == File.expand_path(__FILE__)
   end
 
   def env_var_version
-    ENV["BUNDLER_VERSION"]
+    ENV['BUNDLER_VERSION']
   end
 
   def cli_arg_version
     return unless invoked_as_script? # don't want to hijack other binstubs
-    return unless "update".start_with?(ARGV.first || " ") # must be running `bundle update`
+    return unless 'update'.start_with?(ARGV.first || ' ') # must be running `bundle update`
+
     bundler_version = nil
     update_index = nil
     ARGV.each_with_index do |a, i|
-      if update_index && update_index.succ == i && a =~ Gem::Version::ANCHORED_VERSION_PATTERN
-        bundler_version = a
-      end
+      bundler_version = a if update_index && update_index.succ == i && a =~ Gem::Version::ANCHORED_VERSION_PATTERN
       next unless a =~ /\A--bundler(?:[= ](#{Gem::Version::VERSION_PATTERN}))?\z/
-      bundler_version = $1
+
+      bundler_version = Regexp.last_match(1)
       update_index = i
     end
     bundler_version
   end
 
   def gemfile
-    gemfile = ENV["BUNDLE_GEMFILE"]
+    gemfile = ENV['BUNDLE_GEMFILE']
     return gemfile if gemfile && !gemfile.empty?
 
-    File.expand_path("../Gemfile", __dir__)
+    File.expand_path('../Gemfile', __dir__)
   end
 
   def lockfile
     lockfile =
       case File.basename(gemfile)
-      when "gems.rb" then gemfile.sub(/\.rb$/, gemfile)
+      when 'gems.rb' then gemfile.sub(/\.rb$/, gemfile)
       else "#{gemfile}.lock"
       end
     File.expand_path(lockfile)
   end
 
   def lockfile_version
     return unless File.file?(lockfile)
+
     lockfile_contents = File.read(lockfile)
     return unless lockfile_contents =~ /\n\nBUNDLED WITH\n\s{2,}(#{Gem::Version::VERSION_PATTERN})\n/
+
     Regexp.last_match(1)
   end
 
@@ -76,20 +78,24 @@ m = Module.new do
   end
 
   def load_bundler!
-    ENV["BUNDLE_GEMFILE"] ||= gemfile
+    ENV['BUNDLE_GEMFILE'] ||= gemfile
 
     activate_bundler
   end
 
   def activate_bundler
     gem_error = activation_error_handling do
-      gem "bundler", bundler_requirement
+      gem 'bundler', bundler_requirement
     end
     return if gem_error.nil?
+
     require_error = activation_error_handling do
-      require "bundler/version"
+      require 'bundler/version'
+    end
+    if require_error.nil? && Gem::Requirement.new(bundler_requirement).satisfied_by?(Gem::Version.new(Bundler::VERSION))
+      return
     end
-    return if require_error.nil? && Gem::Requirement.new(bundler_requirement).satisfied_by?(Gem::Version.new(Bundler::VERSION))
+
     warn "Activating bundler (#{bundler_requirement}) failed:\n#{gem_error.message}\n\nTo install the version of bundler this project requires, run `gem install bundler -v '#{bundler_requirement}'`"
     exit 42
   end
@@ -104,6 +110,4 @@ end
 
 m.load_bundler!
 
-if m.invoked_as_script?
-  load Gem.bin_path("bundler", "bundle")
-end
+load Gem.bin_path('bundler', 'bundle') if m.invoked_as_script?

bin/rails

@@ -1,4 +1,6 @@
 #!/usr/bin/env ruby
-APP_PATH = File.expand_path("../config/application", __dir__)
-require_relative "../config/boot"
-require "rails/commands"
+# frozen_string_literal: true
+
+APP_PATH = File.expand_path('../config/application', __dir__)
+require_relative '../config/boot'
+require 'rails/commands'