turbo-streams

ruby
class CommentsController < ApplicationController
  before_action :set_post

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

System test: asserting Turbo Stream responses

rails hotwire turbo
by codesnips 4 tabs
ruby
class TasksController < ApplicationController
  def destroy
    @task = Task.find(params[:id])
    @task.destroy!

    respond_to do |format|

Remove deleted items instantly with turbo_stream.remove

rails hotwire turbo
by Henry Kim 2 tabs
javascript
import { Controller } from "@hotwired/stimulus"

export default class extends Controller {
  static targets = ["form"]
  static values = { delay: { type: Number, default: 250 } }

Debounced live search with Stimulus + Turbo Streams

rails hotwire stimulus
by codesnips 4 tabs
ruby
module ApplicationCable
  class Connection < ActionCable::Connection::Base
    identified_by :current_member

    def connect
      self.current_member = env['warden']&.user || reject_unauthorized_connection

Presence indicator with ActionCable + Turbo Streams

rails hotwire turbo
by Henry Kim 3 tabs
ruby
class Comment < ApplicationRecord
  belongs_to :article
  belongs_to :author, class_name: "User"

  validates :body, presence: true, length: { maximum: 2_000 }

Live comments with model broadcasts + turbo_stream_from

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

  has_rich_text :body

Action Text comment form that works inside a Turbo Frame

rails hotwire turbo
by codesnips 3 tabs
ruby
class DocumentsController < ApplicationController
  before_action :set_document, only: :destroy

  def destroy
    @document.discard!

Undo delete with a Turbo Stream “restore” action

rails hotwire turbo-streams
by codesnips 4 tabs
ruby
class SubscriptionsController < ApplicationController
  def new
    @subscription = current_account.subscriptions.new
  end

  def create

Turbo Streams: append server-side validation warnings

rails turbo hotwire
by codesnips 4 tabs
erb
<turbo-stream action="set_title">
  <template><%= "Inbox (#{@unread_count})" %></template>
</turbo-stream>

Turbo Streams: update document title with a custom action

rails hotwire turbo
by Henry Kim 2 tabs
ruby
class NotificationsController < ApplicationController
  def mark_all_read
    current_member.notifications.unread.update_all(read_at: Time.current)

    streams = Turbo::Streams::TagBuilder.new(view_context)

Build Turbo Stream responses in the controller (TagBuilder)

rails hotwire turbo
by Henry Kim 2 tabs
erb
<div id="save_state" class="text-xs text-gray-500">Not saved yet</div>

Turbo Streams: inline “saved” indicator that updates on autosave

rails hotwire turbo
by Henry Kim 2 tabs
erb
<div id="image_preview">
  <%= render 'images/preview', record: @profile %>
</div>

Preview Active Storage uploads after attach using Turbo Streams

rails hotwire turbo
by Henry Kim 3 tabs