rails

import { Controller } from "@hotwired/stimulus"

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

  connect() {

class CommentsController < ApplicationController
  before_action :set_post

  def create
    @comment = @post.comments.build(comment_params)

class WizardsController < ApplicationController
  before_action :load_draft

  def step_1
    render_step(1)
  end

class TypingPresence
  EXPIRE_AFTER = 6 # seconds

  def initialize(room, redis: Redis.current)
    @room = room
    @redis = redis

class CreateIdempotencyKeys < ActiveRecord::Migration[7.1]
  def change
    create_table :idempotency_keys do |t|
      t.string :key, null: false
      t.string :request_path, null: false
      t.datetime :locked_at

module Middleware
  class RequestTimer
    def initialize(app)
      @app = app
    end

module ConnectionHealth
  extend ActiveSupport::Concern

  def with_fresh_connection
    conn = ActiveRecord::Base.connection
    conn.verify! # pings and reconnects if the socket is dead

<article class="post">
  <h1><%= @post.title %></h1>
  <%= simple_format @post.body %>

  <!-- Lazy load comments when scrolled into view -->
  <%= turbo_frame_tag "post_#{@post.id}_comments",

class Order < ApplicationRecord
  has_many :line_items, dependent: :destroy, inverse_of: :order

  accepts_nested_attributes_for :line_items,
    reject_if: :all_blank,
    allow_destroy: true

class Cart < ApplicationRecord
  TTL = 30.minutes

  has_many :line_items, dependent: :destroy

  enum status: { active: 0, expired: 1, checked_out: 2 }

.confirm-dialog {
  border: none;
  border-radius: 12px;
  padding: 1.5rem;
  max-width: 26rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);

module Keysettable
  extend ActiveSupport::Concern

  included do
    scope :keyset_page, ->(after: nil, limit: 20) do
      relation = order(created_at: :asc, id: :asc).limit(limit + 1)