Get current live Twitch followed channels

live_now.rb

require 'net/http'
require 'json'

FOLLOW_REQUEST = "https://api.twitch.tv/kraken/users/#{ARGV[0]}/follows/channels?limit=100"
STREAM_REQUEST = "https://api.twitch.tv/kraken/streams/"

followed_channels = JSON.parse(Net::HTTP.get_response(URI.parse(FOLLOW_REQUEST)).body)['follows'].collect { |chan| chan['channel']['name'] }

followed_live_channels = followed_channels.keep_if { |chan| JSON.parse(Net::HTTP.get_response(URI.parse("#{STREAM_REQUEST}#{chan}")).body)['stream'] }

puts followed_live_channels