CodeSnips

erb

<%= turbo_stream_from [current_member, :notifications] %>

<div id="notification_badge">
  <%= render 'notifications/badge', count: current_member.notifications.unread.count %>
</div>

Notifications dropdown that live-updates with Turbo Streams

rails hotwire turbo

by Henry Kim 2 tabs

ruby

class ApplicationController < ActionController::Base
  before_action :set_turbo_cache_control

  class_attribute :turbo_no_cache, default: false

  def self.no_turbo_cache

Avoid caching sensitive pages in Turbo Drive

rails hotwire turbo

by codesnips 4 tabs

erb

<div class="settings-layout">
  <nav class="settings-sidebar">
    <h2>Settings</h2>
    <ul>
      <% settings_sections.each do |section| %>
        <li class="<%= "active" if current_page?(section.path) %>">

Turbo Frames: scoped navigation inside a sidebar

rails turbo hotwire

by codesnips 3 tabs

javascript

import { Controller } from "@hotwired/stimulus"

export default class extends Controller {
  static values = { keymap: Object }

  connect() {

Stimulus: keyboard shortcuts that work with Turbo navigation

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: Create with prepend + HTML fallback

rails turbo hotwire

by codesnips 4 tabs

javascript

import { StreamActions } from "@hotwired/turbo"

StreamActions.flash = function () {
  const container = document.getElementById("flashes")
  if (!container) return

Turbo Streams: custom action for flash messages

rails turbo hotwire

by codesnips 3 tabs

ruby

class CommentsController < ApplicationController
  before_action :set_post

  def new
    @comment = @post.comments.build
  end

Turbo Stream form errors: replace only the form frame

rails turbo hotwire

by codesnips 4 tabs

erb

<%= link_to 'Newest', posts_path(sort: 'new'), data: { turbo_frame: 'results', turbo_action: 'replace' } %>
<%= link_to 'Popular', posts_path(sort: 'popular'), data: { turbo_frame: 'results', turbo_action: 'replace' } %>

Hotwire-friendly “sort by” links that replace only the list

rails hotwire turbo

by Henry Kim 2 tabs

ruby

class LikesController < ApplicationController
  before_action :set_post

  def create
    @like = current_user.likes.create!(post: @post)
    respond(liked: true)

Turbo Streams: swap a button state and counter in one response

rails hotwire turbo

by codesnips 4 tabs

erb

<!DOCTYPE html>
<html>
  <head>
    <title><%= content_for(:title) || "App" %></title>
    <%= csrf_meta_tags %>
    <%= csp_meta_tag %>

Disable Turbo Drive on external links

rails hotwire turbo

by codesnips 3 tabs

erb

<!DOCTYPE html>
<html>
  <head>
    <title><%= content_for(:title) || "App" %></title>
    <%= csrf_meta_tags %>
    <%= csp_meta_tag %>

Importmap setup for Stimulus controllers (Rails 7 style)

rails hotwire stimulus

by codesnips 4 tabs

erb

<div class="bookmarks">
  <h1>Saved Bookmarks</h1>

  <table>
    <tbody id="bookmarks">
      <%= render partial: "bookmark", collection: @bookmarks %>

Link that submits DELETE with Turbo (data-turbo-method)

rails hotwire turbo

by codesnips 4 tabs