prize_draw.rb

require 'date'
require 'twitter'
require 'dotenv'
Dotenv.load

class TwitterSearch
  def fetch(query)
    client.search("#{query} since:#{Date.today}").collect do |tweet|
      Tweet.new(tweet)
    end
  end

  private

  def client
    Twitter::REST::Client.new do |config|
      config.consumer_key        = ENV['TWITTER_CONSUMER_KEY']
      config.consumer_secret     = ENV['TWITTER_CONSUMER_SECRET']
      config.access_token        = ENV['TWITTER_ACCESS_TOKEN']
      config.access_token_secret = ENV['TWITTER_ACCESS_TOKEN_SECRET']
    end
  end
end

class Tweet
  def initialize(tweet)
    @tweet = tweet
  end

  def id
    @tweet.id
  end

  def to_s
    "(#{@tweet.id}) #{@tweet.user.screen_name}: #{@tweet.text}"
  end
end

class PrizeDraw
  def initialize(tweets)
    @tweets = tweets
  end
  
  def pick_winner
    winning_tweet = tweets.sample
    puts "TWEETS:\n"
    puts tweets
    puts "Winning tweet out of #{tweets.length}:\n"
    puts winning_tweet
    puts "https://twitter.com/statuses/#{winning_tweet.id}"
  end
  
private
  attr_reader :tweets
end

tweets = TwitterSearch.new.fetch('#ubxdwinner')
PrizeDraw.new(tweets).pick_winner