ruby

ruby
AuditLog.create!(
  actor_id: current_user.id,
  action: 'member.approve',
  target_type: 'Member',
  target_id: member.id,
  ip_address: request.remote_ip,

Structured audit logging for privileged actions

audit-logging siem observability
by Kai Nakamura 1 tab
ruby
Rails.application.routes.draw do
  concern :tabs do
    get :profile, on: :collection
    get :billing, on: :collection
    get :security, on: :collection
  end

Tabs UI using Turbo Frames (no client router)

rails hotwire turbo
by codesnips 4 tabs
ruby
class Comment < ApplicationRecord
  belongs_to :post
  belongs_to :author, class_name: "User"

  validates :body, presence: true, length: { maximum: 5_000 }

Declarative model broadcasts with broadcasts_to (Rails 7)

rails hotwire turbo
by codesnips 4 tabs
ruby
Rails.application.routes.draw do
  namespace :api do
    namespace :v1 do
      resources :users, only: [:index, :show, :create, :update]
      resources :posts do
        resources :comments, only: [:index, :create]

API versioning with namespace routing

rails api versioning
by Alex Kumar 2 tabs
ruby
class CreateAccountsAndLedger < ActiveRecord::Migration[7.1]
  def change
    create_table :accounts do |t|
      t.string :name, null: false
      t.string :currency, null: false, default: "USD"
      t.bigint :balance_cents, null: false, default: 0

Atomic Account Transfers in Rails With Row Locks and a Balance Service

rails postgres transactions
by codesnips 4 tabs
javascript
import { Controller } from "@hotwired/stimulus"

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

  connect() {

Stimulus: autofocus the first invalid field after Turbo update

rails stimulus hotwire
by codesnips 3 tabs
ruby
class CommentsController < ApplicationController
  before_action :set_post

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

Turbo Streams fallback to HTML for older clients

rails hotwire turbo-streams
by codesnips 4 tabs
ruby
class WizardsController < ApplicationController
  before_action :load_draft

  def step_1
    render_step(1)
  end

Hotwire-powered multi-step forms

hotwire turbo forms
by Jordan Lee 3 tabs
ruby
class TypingPresence
  EXPIRE_AFTER = 6 # seconds

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

Broadcast Typing Indicators in Rails Chat with ActionCable and a Redis Presence Tracker

rails actioncable websockets
by codesnips 3 tabs
ruby
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

Idempotent Form Submissions in Rails with an Idempotency-Key Column and before_action Guard

rails idempotency postgres
by codesnips 4 tabs
ruby
module Middleware
  class RequestTimer
    def initialize(app)
      @app = app
    end

Custom middleware for request tracking

rails rack middleware
by Alex Kumar 2 tabs
ruby
module ConnectionHealth
  extend ActiveSupport::Concern

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

Keep DB Connections Healthy in Long Jobs

rails activerecord background-jobs
by codesnips 3 tabs