random_cardcast -- A Twittbot (https://github.com/nilsding/twittbot) botpart which tweets random cards from a Cardcast pack.

random_cardcast.rb

# random_cardcast.rb
# (c) 2015 nilsding
# License: MIT (http://opensource.org/licenses/MIT)
#
# echo "gem 'httparty'" >> ../Gemfile && bundle install

require 'httparty'
require 'json'

Twittbot::BotPart.new :random_cardcast do
  every @config[:wait], :minutes do
    bot.tweet get_new_card
  end

  def get_new_card
    cardcast_cards_url = "https://api.cardcastgame.com/v1/decks/#{@config[:deck]}/cards"
    deck = JSON.parse HTTParty.get(cardcast_cards_url).body
    calls = make_calls deck
    responses = make_responses deck
    calls.sample.gsub "\x00" do
      response = responses.sample
      responses.delete_at responses.index(response)
      response
    end
  end

  def make_calls(deck)
    deck['calls'].map do |c|
      c['text'] * "\x00"  # ____ == \x00
    end.flatten
  end

  def make_responses(deck)
    deck['responses'].map do |r|
      r['text']
    end.flatten
  end
end

random_cardcast.yml

---
:wait: 15
:deck: "4W5FN"