entries.rb

# file name: app/assets/javascripts/collections/entries.rb

class Raffler.Collections.Entries extends Backbone.Collection
  url: '/api/entries'

entries_controller.rb

class EntriesController < ApplicationController
  respond_to :json

  def index
    respond_with Entry.all
  end

  def show
    respond_with Entry.find(params[:id])
  end

  def create
    respond_with Entry.create(params[:entry])
  end

  def update
    respond_with Entry.update(params[:id], params[:entry])
  end

  def destroy
    respond_with Entry.destroy(params[:id])
  end
end

entries_index.js.coffee

# file name: app/assets/javascripts/views/entries/entries_index.js.coffee

class Raffler.Views.EntriesIndex extends Backbone.View
  template: JST['entries/index']

  initialize: ->
    @collection.on('reset', @render, this)

  render: ->
    $(@el).html(@template(entries: @collection))
    this

entries_router.js.coffee

# file name: app/assets/javascripts/routers/entries_router.js.coffee


class Raffler.Routers.Entries extends Backbone.Router
  routes:
    '': 'index'
    'entries/:id': 'show'

  initialize: ->
    @collection = new Raffler.Collections.Entries()
    @collection.fetch()

  index: ->
    view = new Raffler.Views.EntriesIndex(collection: @collection)
    $('#container').html(view.render().el)

  show: (id) ->
    alert "Entry #{id}"

entry.rb

# file name: app/assets/javascripts/models/entry.rb

class Raffler.Models.Entry extends Backbone.Model

in_browser.js

entries = new Raffler.Collections.Entries()
entries.length
entries.fetch()
entry = entries.shuffle()[0]
entry.get('name')
entry.set({'winner': true})
entry.save()
entries.create({'name': 'Avdi Grimm'})

index.jst.eco

# file name: app/assets/templates/index.jst.eco

<h1>Raffler</h1>

<ul>
<% for entry in @entries.models: %>
  <li><%= entry.get('name') %></li>
<% end %>
</ul>

raffler.js.coffee

# file name: app/assets/javascripts/raffler.js.coffee

window.Raffler =
  Models: {}
  Collections: {}
  Views: {}
  Routers: {}
  init: ->
    new Raffler.Routers.Entries()
    Backbone.history.start()

$(document).ready ->
  Raffler.init()

routes.rb

# file name: config/routes.rb

scope "api" do
  resources :entries
end
root to: "main#index"

terminal

rails new raffler
rails g controller main index --skip-javascripts
rails g backbone:install
rails g backbone:scaffold entry
rails g resource entry name winner:boolean --skip-javascripts
rake db:migrate
rake db:seed

# Gemfile

gem 'backbone-on-rails'