module Garble

# File lib/garble.rb, line 47
def error(message)
  puts message
  exit
end

# File lib/garble.rb, line 9
def run(stdin, key)
  key ||= ENV['GARBLE_KEY']

  error 'No STDIN given' unless stdin
  error 'No Big Huge Thesaurus key given' unless key

  Dinosaurus.configure do |config|
    config.api_key = key
  end

  bits = stdin.read.split " "

  bits.each do |bit|
    matches = bit.match /([a-zA-Z0-9-]*)([\r\n .,!?:;]?)/

    original_word = matches[1]
    punctuation   = matches[2]

    if original_word
      word = Dinosaurus.synonyms_of(original_word).sample || original_word

      if original_word =~ /^[A-Z]/
        word.capitalize!
      end

      print word
    end

    if punctuation
      print punctuation
    end

    print " "
  end

  puts
end