bot_template.rb

# Bot Rails Template
#
# Use this script to help generate a Rails bot.
#
#     rails new rails_app -m bot_template.rb
#

run "rm Gemfile"
run "touch Gemfile"

add_source 'http://rubygems.org'

gem 'rails', '4.2.6'

gem 'sass-rails', '~> 5.0'
gem 'uglifier', '>= 1.3.0'
gem 'coffee-rails', '~> 4.1.0'

gem 'jquery-rails'
gem 'turbolinks'
gem 'jbuilder', '~> 2.0'

gem 'bot'

gem_group :development do
  gem 'quiet_assets'
end

gem_group :development, :test do
  gem 'sqlite3'
  gem 'dotenv-rails'
  gem 'pry'
  gem 'web-console', '~> 2.0'
  gem 'spring'
end

gem_group :production do
  gem 'pg'
  gem 'puma'
  gem 'rails_12factor'
end

run "bundle install --without production"

# Generate the required files for our Bot gem
run "rails generate bot:install"

# Add the Bot route so Kik can send notifications
route "mount_bot 'kik-notify'"

# Find out what our Bot details are
bot_name = ask "What is your bot username?"
bot_token = ask "What is your bot API key? (https://dev.kik.com/#/engine)"
host_url = ask "What is your host url? (eg: https://mybot.ngrok.io)"
use_mixpanel = yes?("Would you like to use Mixpanel? (Yes/No)")

run "touch .ruby-version"
run "touch .ruby-gemset"
append_file ".ruby-version", "2.2.2"
append_file ".ruby-gemset", bot_name

# Persist our Bot details using dotenv
file '.env', <<-CODE
KIK_BOT_USER=#{bot_name}
KIK_TOKEN=#{bot_token}
HOST_URL=#{host_url}
CALLBACK_URL=#{host_url}/kik-notify
REDIS_URL=redis://localhost:6379/15
CODE

if use_mixpanel
  mixpanel_token = ask "What is your Mixpanel token?"
  gem 'mixpanel-ruby'
  append_file ".env", "MIXPANEL_TOKEN=#{mixpanel_token}"
  initializer 'mixpanel.rb', <<-CODE
    MIXPANEL = Mixpanel::Tracker.new(ENV['MIXPANEL_TOKEN'])
  CODE

  run 'rm app/bot/application_handler.rb'
  file 'app/bot/application_handler.rb', <<-CODE
class ApplicationHandler < Bot::Handler
  use Responders::Default

  def user_for(message)
    user = User.find_or_create_by(username: message["from"])
    MIXPANEL.people.set(user.username, {
      username: user.username
    })
    user
  end
end
  CODE
end

file 'config/puma.rb', <<-CODE
workers Integer(ENV['WEB_CONCURRENCY'] || 1)
threads_count = Integer(ENV['MAX_THREADS'] || 5)
threads threads_count, threads_count

preload_app!

rackup      DefaultRackup
port        ENV['PORT']     || 3000
environment ENV['RACK_ENV'] || 'development'
CODE

# Remove our default bot initializer and replace it with one that uses ENV
# to get the bot details
run "rm config/initializers/bot.rb"
initializer 'bot.rb', <<-CODE
Bot.configure do |config|
  config.adapter = Bot::Adapter::Kik.new(bot_user: ENV['KIK_BOT_USER'], bot_token: ENV['KIK_TOKEN'])
  config.redis = Redis.new
end
CODE

append_file ".gitignore", <<-CODE
.env
CODE

# Generate a User model
generate :model, "User", "username:string", "introduced:boolean"
rake "db:migrate"

# Tell Kik about our bot
rake "bot:kik:configure"
run "git init"