ruby_robotfactory/main.rb

%w[sinatra dm-core dm-migrations haml sass coffee_script].each{ |lib| require lib }
DataMapper.setup(:default, File.join("sqlite3://",settings.root,"development.db"))

class Robot
  include DataMapper::Resource
  property :id, Serial
  property :top,    Integer, default: proc { |m,p| 1+rand(6) }
  property :middle, Integer, default: proc { |m,p| 1+rand(4) }
  property :bottom, Integer, default: proc { |m,p| 1+rand(5) }
end

DataMapper.finalize

get ('/styles.css'){ scss :styles }

get('/application.js'){ coffee :application }

get '/' do
  @robots = Robot.all
  haml :index
end

post '/build/robot' do
  robot = Robot.create
  if request.xhr?
    haml :robot, { layout: false, locals: { robot: robot } }
  else
    redirect to('/')
  end
end

delete '/delete/robot/:id' do
  Robot.get(params[:id]).destroy
  redirect to('/') unless request.xhr?
end