def puts_yellow(heredoc)
  puts set_color heredoc, :yellow
end

def puts_green(heredoc)
  puts set_color heredoc, :green
end

if !defined?(Webpacker)
  puts_yellow 'Webpacker was not installed. Adding it now...'
  gem 'webpacker'
  rails_command 'webpacker:install'
end

rails_command 'action_text:install'
rails_command 'db:migrate'

puts_green <<~HEREDOC
Action Text is installed. Read the docs at https://guides.rubyonrails.org/action_text_overview.html

# app/models/message.rb
class Message < ApplicationRecord
  has_rich_text :content
end

# app/views/messages/_form.html.erb
<%= form.label :content %>
<%= form.rich_text_area :content %>

# view
<%= @message.content %>

# controller
class MessagesController < ApplicationController
  def create
    message = Message.create! params.require(:message).permit(:title, :content)
    redirect_to message
  end
end
HEREDOC