first commit

app/assets/config/manifest.js

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+//= link_tree ../images
+//= link_directory ../stylesheets .css
+//= link_tree ../../javascript .js
+//= link_tree ../../../vendor/javascript .js

app/assets/stylesheets/application.css

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+/*
+ * This is a manifest file that'll be compiled into application.css, which will include all the files
+ * listed below.
+ *
+ * Any CSS (and SCSS, if configured) file within this directory, lib/assets/stylesheets, or any plugin's
+ * vendor/assets/stylesheets directory can be referenced here using a relative path.
+ *
+ * You're free to add application-wide styles to this file and they'll appear at the bottom of the
+ * compiled file so the styles you add here take precedence over styles defined in any other CSS
+ * files in this directory. Styles in this file should be added after the last require_* statement.
+ * It is generally better to create a new file per style scope.
+ *
+ *= require_tree .
+ *= require_self
+ */

app/channels/application_cable/channel.rb

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+module ApplicationCable
+  class Channel < ActionCable::Channel::Base
+  end
+end

app/channels/application_cable/connection.rb

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+module ApplicationCable
+  class Connection < ActionCable::Connection::Base
+  end
+end

app/controllers/application_controller.rb

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+class ApplicationController < ActionController::Base
+end

app/controllers/articles_controller.rb

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+class ArticlesController < ApplicationController
+  http_basic_authenticate_with name: "dhh", password: "secret", except: [:index, :show]
+
+  def index
+    @articles = Article.all
+  end
+
+  def show
+    @article = Article.find(params[:id])
+  end
+
+  def new
+    @article = Article.new
+  end
+
+  def create
+    @article = Article.new(article_params)
+
+    if @article.save
+      redirect_to @article
+    else
+      render :new, status: :unprocessable_entity
+    end
+  end
+
+  def edit
+    @article = Article.find(params[:id])
+  end
+
+  def update
+    @article = Article.find(params[:id])
+
+    if @article.update(article_params)
+      redirect_to @article
+    else
+      render :edit, status: :unprocessable_entity
+    end
+  end
+
+  def destroy
+    @article = Article.find(params[:id])
+    @article.destroy
+
+    redirect_to root_path, status: :see_other
+  end
+
+  private
+    def article_params
+      params.require(:article).permit(:title, :body, :status)
+    end
+end

app/controllers/comments_controller.rb

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+class CommentsController < ApplicationController
+  http_basic_authenticate_with name: "dhh", password: "secret", only: :destroy
+
+  def create
+    @article = Article.find(params[:article_id])
+    @comment = @article.comments.create(comment_params)
+    redirect_to article_path(@article)
+  end
+
+  def destroy
+    @article = Article.find(params[:article_id])
+    @comment = @article.comments.find(params[:id])
+    comment.destroy
+    redirect_to article_path(@article), status: :see_other
+  end
+
+  private
+    def comment_params
+      params.require(:comment).permit(:commenter, :body, :status)
+    end
+end

app/helpers/application_helper.rb

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+module ApplicationHelper
+end

app/helpers/articles_helper.rb

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+module ArticlesHelper
+end

app/helpers/comments_helper.rb

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+module CommentsHelper
+end

app/javascript/application.js

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+// Configure your import map in config/importmap.rb. Read more: https://github.com/rails/importmap-rails
+import "@hotwired/turbo-rails"
+import "controllers"

app/javascript/controllers/application.js

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+import { Application } from "@hotwired/stimulus"
+
+const application = Application.start()
+
+// Configure Stimulus development experience
+application.debug = false
+window.Stimulus   = application
+
+export { application }

app/javascript/controllers/hello_controller.js

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+import { Controller } from "@hotwired/stimulus"
+
+export default class extends Controller {
+  connect() {
+    this.element.textContent = "Hello World!"
+  }
+}

app/javascript/controllers/index.js

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+// Import and register all your controllers from the importmap under controllers/*
+
+import { application } from "controllers/application"
+
+// Eager load all controllers defined in the import map under controllers/**/*_controller
+import { eagerLoadControllersFrom } from "@hotwired/stimulus-loading"
+eagerLoadControllersFrom("controllers", application)
+
+// Lazy load controllers as they appear in the DOM (remember not to preload controllers in import map!)
+// import { lazyLoadControllersFrom } from "@hotwired/stimulus-loading"
+// lazyLoadControllersFrom("controllers", application)

app/jobs/application_job.rb

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+class ApplicationJob < ActiveJob::Base
+  # Automatically retry jobs that encountered a deadlock
+  # retry_on ActiveRecord::Deadlocked
+
+  # Most jobs are safe to ignore if the underlying records are no longer available
+  # discard_on ActiveJob::DeserializationError
+end

app/mailers/application_mailer.rb

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+class ApplicationMailer < ActionMailer::Base
+  default from: "from@example.com"
+  layout "mailer"
+end

app/models/application_record.rb

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+class ApplicationRecord < ActiveRecord::Base
+  primary_abstract_class
+end

app/models/article.rb

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+class Article < ApplicationRecord
+  include Visible
+  
+  has_many :comments, dependent: :destroy
+
+  validates :title, presence: true
+  validates :body, presence: true, length: {minimum: 10}
+end

app/models/comment.rb

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+class Comment < ApplicationRecord
+  include Visible
+
+  belongs_to :article
+end

app/models/concerns/visible.rb

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+module Visible
+  extend ActiveSupport::Concern
+
+  VALID_STATUSES = ['public', 'private', 'archived']
+
+  included do
+    validates :status, inclusion: { in: VALID_STATUSES }
+  end
+
+  class_methods do
+    def public_count
+      where(status: 'public').count
+    end
+  end
+
+  def archived?
+    status == 'archived'
+  end
+end

app/models/user.rb

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+class User < ApplicationRecord
+  has_secure_password
+end

app/views/articles/_form.html.erb

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+<%= form_with model: article do |form| %>
+    <div>
+        <%= form.label :title %><br>
+        <%= form.text_field :title %>
+        <% article.errors.full_messages_for(:title).each do |message| %>
+            <div><%=  message %></div>
+        <% end %>
+    </div>
+
+    <div>
+        <%= form.label :body %><br>
+        <%= form.text_area :body %>
+        <% article.errors.full_messages_for(:body).each do |message| %>
+            <div><%=  message %></div>
+        <% end %>
+    </div>
+
+    <div>
+        <%= form.label :status %><br>
+        <%= form.select :status, Visible::VALID_STATUSES, selected: article.status || 'public' %><br>
+    </div>
+
+    <div>
+        <%= form.submit %>
+    </div>
+<% end %>

app/views/articles/edit.html.erb

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+<h1>Edit Article</h1>
+
+<%= render "form", article: @article %>

app/views/articles/index.html.erb

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+<h1>Articles!</h1>
+
+Our blog has <%= Article.public_count %> articles and counting!
+
+<ul>
+    <% @articles.each do |article| %>
+        <% unless article.archived? %>
+            <li>
+                <%= link_to article.title, article %>
+            </li>
+        <%end%>
+    <% end %>
+</ul>
+
+<%= link_to "New Article", new_article_path %>

app/views/articles/new.html.erb

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+<h1>New Article</h1>
+
+<%= render "form", article: @article %>

app/views/articles/show.html.erb

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+<h1><%= @article.title %></h1>
+
+<p><%= @article.body %></p>
+
+<ul>
+    <li><%= link_to "Edit", edit_article_path(@article) %></li>
+    <li><%= link_to "Destroy", article_path(@article), data: {
+        turbo_method: :delete,
+        turbo_confirm: "Are you sure?"
+    } %></li>
+</ul>
+
+<h2>Comments</h2>
+<%= render @article.comments %>
+
+<h2>Add a comment</h2>
+<%= render "comments/form" %>

app/views/comments/_comment.html.erb

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+<% unless comment.archived? %>
+    <p>
+        <strong>Commenter:</strong>
+        <%= comment.commenter %>
+    </p>
+    <p>
+        <strong>Comment:</strong>
+        <%= comment.body %>
+    </p>
+
+    <p>
+        <%= link_to "Destroy Comment", [comment.article, comment], data: {
+                        turbo_method: :delete,
+                        turbo_confirm: "Are you sure?"
+                    } %>
+    </p>
+<% end %>

app/views/comments/_form.html.erb

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+<%= form_with model: [ @article, @article.comments.build ] do |form| %>
+    <p>
+        <%= form.label :commenter %><br>
+        <%= form.text_field :commenter %><br>
+    </p>
+    <p>
+        <%= form.label :body %><br>
+        <%= form.text_area :body %><br>
+    </p>
+    <p>
+        <%= form.label :status %><br>
+        <%= form.select :status, Visible::VALID_STATUSES, selected: 'public' %><br>
+    </p>
+    <p>
+        <%= form.submit %><br>
+    </p>
+<% end %>

app/views/layouts/application.html.erb

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+<!DOCTYPE html>
+<html>
+  <head>
+    <title>Blog</title>
+    <meta name="viewport" content="width=device-width,initial-scale=1">
+    <%= csrf_meta_tags %>
+    <%= csp_meta_tag %>
+
+    <%= stylesheet_link_tag "application", "data-turbo-track": "reload" %>
+    <%= javascript_importmap_tags %>
+  </head>
+
+  <body>
+    <%= yield %>
+  </body>
+</html>

app/views/layouts/mailer.html.erb

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+<!DOCTYPE html>
+<html>
+  <head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <style>
+      /* Email styles need to be inline */
+    </style>
+  </head>
+
+  <body>
+    <%= yield %>
+  </body>
+</html>

app/views/layouts/mailer.text.erb

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+<%= yield %>