Una nueva mirada al desarrollo de Fullstack con el marco Ruby on Rails

# app/controllers/hello_controller.rb
class HelloController < ApplicationController
  def index
    render :html => "Hello page...", :layout => true
  end

  def new
    ActionCable.server.broadcast("hello_1", name: params[:name])
    head 200
  end
end

# config/routes.rb
get "/hello" => "hello#index"
get "/hello/new" => "hello#new"

<%# app/views/articles/new.html.erb %>
<%#      %>
<%= form_with(model: Article.new) do |f| %>
  <div>
    <%= f.label :title %>
    <%= f.text_field :title %>
  </div>
  <div>
    <%= f.label :text %>
    <%= f.text_area :text %>
  </div>
  <%= f.submit %>
<% end %>

# config/locales/ru.yml
#       
ru:
  activerecord:
    attributes:
      article:
        title:  
        text:  

# config/application.rb
#        config/application.rb
config.i18n.default_locale = :ru

# app/controllers/articles_controller.rb
class ArticlesController < ApplicationController

  def new
    #  new   
    # rails -     
  end

  def create
    #        
    @article = Article.create(article_params)

    #    -    ,
    #    url  
    #   ,   
    redirect_to @article
  end

  private

  def article_params
    #      
    params.require(:article).permit(:title, :text)
  end
end

<%# app/views/home/show.html.erb %>

<%#   home   %>
<%#      (  ) %>
<div data-controller="home"
    data-home-active-text="Activated" data-home-deactive-text="Deactivated">

  <%#    text  home  %>
  <p data-target="home.text"></p>

  <%#   action click  home %>
  <button data-action="home#click"></button>

</div>

// app/javascript/controllers/home_controller.js
import { Controller } from "stimulus"

export default class extends Controller {
  //  
  static targets = [ "text" ]

  initialize() {
    //      
    this.activeText = this.data.get("active-text");
    this.deactiveText = this.data.get("deactive-text");
  }

  connect() {
    //   /
    this.active = this.data.get("active") == "true";
    //  
    this.refresh();
  }

  disconnect() {
    //     
    this.element.setAttribute("data-home-active", !!this.active);
  }

  click() {
    //  
    this.active = !this.active;
    //  
    this.refresh();
  }

  //    
  refresh(){
    //     
    this.element.style.background =   this.active ? "none" : "#EEE";
    //  
    this.textTarget.innerHTML =   this.active ? this.activeText : this.deactiveText;
    //   
    this.textTarget.style.color = this.active ? "black" : "#777";
  }
}

<%#       app/views/articles/show.html.erb %>

<%#      %>
<% article_data = article.attributes
      .slice("id", "created_at", "updated_at", "author", "title").to_json %>

<%#   div    content_tag %>
<%= content_tag :div,
    :data => { controller: :articles },
    "data-articles-attributes" => article_data do %>
  <%# ... %>
<% end %>

//   
//   initialize  app/javascript/controllers/articles_controller.js
initialize() {
  this.attributes = JSON.parse(this.data.get("attributes"));
  //   
  // ...
}

<%= link_to " ",
  article_path(article, format: :html),
  data: { remote: true, action: "ajax:success->articles#showArticle" } %>

showArticle(e) {

  //      
  const xhr = e.detail[2];

  //    
  this.showFormTarget.innerHTML = xhr.responseText;

  //  
  this.showFormTarget.style.display = "block";
}