require 'rubygems'
require 'json' # sudo gem install json
require 'open-uri'

u = ARGV[0]

followed = open("http://twitter.com/friends/ids/#{u}.json").read
followers = open("http://twitter.com/followers/ids/#{u}.json").read

followed = JSON.parse(followed)
followers = JSON.parse(followers)

stars = followed - followers
fans = followers - followed

puts
puts "followed :   #{followed.size}"
puts "followers :  #{followers.size}"
puts "stars :      #{stars.size}"
puts "fans :       #{fans.size}"

def screen_name (id)
  info = open("http://twitter.com/users/#{id}.json").read
  info = JSON.parse(info)
  info['screen_name']
end

puts
puts "stars :"
stars.each do |id|
  print screen_name(id)
  print ' '
  #sleep 0.200
end

puts
puts "fans :"
fans.each do |id|
  print screen_name(id)
  print ' '
  #sleep 0.200
end