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Gemfile

@@ -36,6 +36,9 @@ gem "bootsnap", require: false
 # Use Active Storage variants [https://guides.rubyonrails.org/active_storage_overview.html#transforming-images]
 # gem "image_processing", "~> 1.2"
 
+# Ordering of SQL relations
+gem "acts_as_list"
+
 group :development, :test do
   # See https://guides.rubyonrails.org/debugging_rails_applications.html#debugging-with-the-debug-gem
   gem "debug", platforms: %i[ mri windows ], require: "debug/prelude"

Gemfile.lock

@@ -71,6 +71,9 @@ GEM
       minitest (>= 5.1)
       securerandom (>= 0.3)
       tzinfo (~> 2.0, >= 2.0.5)
+    acts_as_list (1.2.2)
+      activerecord (>= 6.1)
+      activesupport (>= 6.1)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     ast (2.4.2)
@@ -313,6 +316,7 @@ PLATFORMS
   x86_64-linux-musl
 
 DEPENDENCIES
+  acts_as_list
   bootsnap
   brakeman
   capybara

app/controllers/features_controller.rb

@@ -0,0 +1,70 @@
+class FeaturesController < ApplicationController
+  before_action :set_feature, only: %i[ show edit update destroy ]
+
+  # GET /features or /features.json
+  def index
+    @features = Feature.all
+  end
+
+  # GET /features/1 or /features/1.json
+  def show
+  end
+
+  # GET /features/new
+  def new
+    @feature = Feature.new
+  end
+
+  # GET /features/1/edit
+  def edit
+  end
+
+  # POST /features or /features.json
+  def create
+    @feature = Feature.new(feature_params)
+
+    respond_to do |format|
+      if @feature.save
+        format.html { redirect_to feature_url(@feature), notice: "Feature was successfully created." }
+        format.json { render :show, status: :created, location: @feature }
+      else
+        format.html { render :new, status: :unprocessable_entity }
+        format.json { render json: @feature.errors, status: :unprocessable_entity }
+      end
+    end
+  end
+
+  # PATCH/PUT /features/1 or /features/1.json
+  def update
+    respond_to do |format|
+      if @feature.update(feature_params)
+        format.html { redirect_to feature_url(@feature), notice: "Feature was successfully updated." }
+        format.json { render :show, status: :ok, location: @feature }
+      else
+        format.html { render :edit, status: :unprocessable_entity }
+        format.json { render json: @feature.errors, status: :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /features/1 or /features/1.json
+  def destroy
+    @feature.destroy!
+
+    respond_to do |format|
+      format.html { redirect_to features_url, notice: "Feature was successfully destroyed." }
+      format.json { head :no_content }
+    end
+  end
+
+  private
+    # Use callbacks to share common setup or constraints between actions.
+    def set_feature
+      @feature = Feature.find(params[:id])
+    end
+
+    # Only allow a list of trusted parameters through.
+    def feature_params
+      params.require(:feature).permit(:tagline, :descrption, :category, :image_path, :position, :hotel_id)
+    end
+end

app/controllers/hotels/features_controller.rb

@@ -0,0 +1,16 @@
+class Hotels::FeaturesController < HotelBaseController
+  before_action :set_hotel
+  def index
+    @features = @hotel.topic_features.order(:position)
+  end
+
+  def room
+    @features = @hotel.room_features.order(:position)
+  end
+
+  private
+
+    def set_hotel
+      @hotel = Hotel.find(params[:hotel_id])
+    end
+end

app/controllers/iphones_controller.rb

@@ -0,0 +1,19 @@
+class IphonesController < ApplicationController
+  layout "iphone"
+  before_action :set_iphone
+  def show
+  end
+
+  def create
+    @iphone.model = params[:model] if params[:model]
+    @iphone.color = params[:color] if params[:color]
+    redirect_to iphone_path
+  end
+
+  private
+
+    def set_iphone
+      session[:iphone] ||= {}
+      @iphone = Iphone.new(session[:iphone])
+    end
+end

app/helpers/features_helper.rb

@@ -0,0 +1,2 @@
+module FeaturesHelper
+end

app/javascript/controllers/image_switcher_controller.js

@@ -0,0 +1,20 @@
+import { Controller } from "@hotwired/stimulus"
+
+// Connects to data-controller="image-switcher"
+export default class extends Controller {
+  static values = {iphone: Object}
+  static targets = ["colorText"]
+
+  connect() {
+  }
+
+  setColorTitle(event) {
+    const colorName = event.params.colorName
+    this.colorTextTargets.forEach(target => target.textContent = colorName)
+  }
+
+  resetColorTitle(event) {
+    this.colorTextTargets.forEach(target => target.textContent = this.iphoneValue.color_name)
+  }
+
+}

app/javascript/controllers/index.js

@@ -19,6 +19,9 @@ application.register("hamburger", HamburgerController)
 import HelloController from "./hello_controller"
 application.register("hello", HelloController)
 
+import ImageSwitcherController from "./image_switcher_controller"
+application.register("image-switcher", ImageSwitcherController)
+
 import NavbarController from "./navbar_controller"
 application.register("navbar", NavbarController)
 

app/models/feature.rb

@@ -0,0 +1,4 @@
+class Feature < ApplicationRecord
+  belongs_to :hotel
+  enum :category, [ :topic, :room, :restaurant, :service, :basic_info ]
+end

app/models/hotel.rb

@@ -1,2 +1,5 @@
 class Hotel < ApplicationRecord
+  has_many :features
+  has_many :topic_features, -> { where(category: :topic) }, class_name: "Feature"
+  has_many :room_features, -> { where(category: :room) }, class_name: "Feature"
 end

app/models/iphone.rb

@@ -0,0 +1,43 @@
+class Iphone
+  def initialize(iphone_session)
+    @iphone_session = iphone_session
+  end
+
+  def model=(string)
+    @iphone_session['model'] = string
+  end
+
+  def model
+    @iphone_session['model'] || "6-1inch"
+  end
+
+  def color=(string)
+    @iphone_session['color'] = string
+  end
+
+  def color
+    @iphone_session["color"] || "naturaltitanium"
+  end
+
+  def color_name
+    color_name_for_value(color)
+  end
+
+  def color_name_for_value(value)
+    table = {
+      "naturaltitanium" => "Color – Natural Titanium",
+      "bluetitanium" => "Color – Blue Titanium",
+      "whitetitanium" => "Color – White Titanium",
+      "blacktitanium" => "Color – Black Titanium",
+    }
+    table[value]
+  end
+
+  def image_path
+    "iphone_images/iphone-15-pro-finish-select-202309-#{model}-#{color}.webp"
+  end
+
+  def to_hash
+    {model:, color:, color_name:}
+  end
+end

app/views/features/_feature.html.erb

@@ -0,0 +1,32 @@
+<div id="<%= dom_id feature %>">
+  <p>
+    <strong>Tagline:</strong>
+    <%= feature.tagline %>
+  </p>
+
+  <p>
+    <strong>Descrption:</strong>
+    <%= feature.descrption %>
+  </p>
+
+  <p>
+    <strong>Category:</strong>
+    <%= feature.category %>
+  </p>
+
+  <p>
+    <strong>Image path:</strong>
+    <%= feature.image_path %>
+  </p>
+
+  <p>
+    <strong>Position:</strong>
+    <%= feature.position %>
+  </p>
+
+  <p>
+    <strong>Hotel:</strong>
+    <%= feature.hotel_id %>
+  </p>
+
+</div>

app/views/features/_feature.json.jbuilder

@@ -0,0 +1,2 @@
+json.extract! feature, :id, :tagline, :descrption, :category, :image_path, :position, :hotel_id, :created_at, :updated_at
+json.url feature_url(feature, format: :json)

app/views/features/_form.html.erb

@@ -0,0 +1,47 @@
+<%= form_with(model: feature) do |form| %>
+  <% if feature.errors.any? %>
+    <div style="color: red">
+      <h2><%= pluralize(feature.errors.count, "error") %> prohibited this feature from being saved:</h2>
+
+      <ul>
+        <% feature.errors.each do |error| %>
+          <li><%= error.full_message %></li>
+        <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div>
+    <%= form.label :tagline, style: "display: block" %>
+    <%= form.text_field :tagline %>
+  </div>
+
+  <div>
+    <%= form.label :descrption, style: "display: block" %>
+    <%= form.text_field :descrption %>
+  </div>
+
+  <div>
+    <%= form.label :category, style: "display: block" %>
+    <%= form.text_field :category %>
+  </div>
+
+  <div>
+    <%= form.label :image_path, style: "display: block" %>
+    <%= form.text_field :image_path %>
+  </div>
+
+  <div>
+    <%= form.label :position, style: "display: block" %>
+    <%= form.number_field :position %>
+  </div>
+
+  <div>
+    <%= form.label :hotel_id, style: "display: block" %>
+    <%= form.text_field :hotel_id %>
+  </div>
+
+  <div>
+    <%= form.submit %>
+  </div>
+<% end %>

app/views/features/edit.html.erb

@@ -0,0 +1,12 @@
+<% content_for :title, "Editing feature" %>
+
+<h1>Editing feature</h1>
+
+<%= render "form", feature: @feature %>
+
+<br>
+
+<div>
+  <%= link_to "Show this feature", @feature %> |
+  <%= link_to "Back to features", features_path %>
+</div>

app/views/features/index.html.erb

@@ -0,0 +1,16 @@
+<p style="color: green"><%= notice %></p>
+
+<% content_for :title, "Features" %>
+
+<h1>Features</h1>
+
+<div id="features">
+  <% @features.each do |feature| %>
+    <%= render feature %>
+    <p>
+      <%= link_to "Show this feature", feature %>
+    </p>
+  <% end %>
+</div>
+
+<%= link_to "New feature", new_feature_path %>

app/views/features/index.json.jbuilder

@@ -0,0 +1 @@
+json.array! @features, partial: "features/feature", as: :feature

app/views/features/new.html.erb

@@ -0,0 +1,11 @@
+<% content_for :title, "New feature" %>
+
+<h1>New feature</h1>
+
+<%= render "form", feature: @feature %>
+
+<br>
+
+<div>
+  <%= link_to "Back to features", features_path %>
+</div>

app/views/features/show.html.erb

@@ -0,0 +1,10 @@
+<p style="color: green"><%= notice %></p>
+
+<%= render @feature %>
+
+<div>
+  <%= link_to "Edit this feature", edit_feature_path(@feature) %> |
+  <%= link_to "Back to features", features_path %>
+
+  <%= button_to "Destroy this feature", @feature, method: :delete %>
+</div>

app/views/features/show.json.jbuilder

@@ -0,0 +1 @@
+json.partial! "features/feature", feature: @feature