sighmin

# Using this to host an image

sighmin

# More ridiculousness here: https://github.com/chancancode/javascript
require "javascript"
puts "This is totally Ruby"

javascript {
  console.log("ZOMG JavaScript");
  var a = 1;
  console.log(a);

  var b = function(x) {

sighmin

# A friend of mine Stuart (https://github.com/stuartc) and I discussed this today.
# I think `extend self` adds the classes to the eigenclass of the module, or the eigenmodule? Whatever.

# My code used to look like

class BusinessBusiness
  def initialize(foo, bar)
    @foo = foo
    @bar = bar
  end

sighmin

class BaseView < SimpleDelegator
  def self.collection(objects)
    objects.map { |obj| new obj }
  end
end

class UserView < BaseView
  ...
end

sighmin

def decorate(object, decorater = nil)
  if object.is_a? Array
    return [] if object.empty?
    decorater_class = decorater || (object[0].class.name.split("::").last + "View").constantize
    object.map { |o| decorater_class.new(o) }
  else
    decorater_class = decorater || (object.class.name + "View").constantize
    decorater_class.new(object)
  end
end

sighmin

class DashboardView
  def initialize(current_user, users, featured_posts)
    @current_user = current_user
    @users = users.map { |u| UserView.new(u) }
    @featured_posts = featured_posts
  end
  attr_reader :current_user, :users, :featured_posts
end

# Instantiate this in your controller layer and pass it to the view as the only "source of truth" for the data on the page

sighmin

module ViewHelpers
  extend ActiveSupport::Concern
  included do
    def default_url_options
      ActionMailer::Base.default_url_options
    end
  end
  ...
end

sighmin

module ViewHelpers
  def urls
    Rails.application.routes.url_helpers
  end
  
  def helpers
    ActionController::Base.helpers
  end
end

sighmin

class UserView < SimpleDelegator
  def initialize(delegate, salutation: 'Padawan')
    super(delegate)
    @salutation = salutation
  end

  def fullname
    "#{salutation} #{first_name} #{last_name}"
  end

sighmin

class User < PersistentDataStore::Base
  attr_accessor :first_name, :last_name
end

class UserView < SimpleDelegator
  def fullname
    "#{first_name} #{last_name}"
  end
end