module Dakine

# File lib/dakine.rb, line 30
def is_noun?(tw_pair)
  return true if tw_pair[:tag] == "NN" ||
                 tw_pair[:tag] == "NNP" ||
                 tw_pair[:tag] == "NNPS" ||
                 tw_pair[:tag] == "NNS"
end

# File lib/dakine.rb, line 37
def remove_whitespace_before_punctuation(text)
  text.gsub /\s+([.,;?!])/, '\1'
end

# File lib/dakine.rb, line 24
def tag_words(text)
  tgr = EngTagger.new
  tagged_word_pairs = tgr.get_readable(text).split.map { |word| word.split '/' }
  tagged_word_pairs.map { |tw_pair| { word: tw_pair.first, tag: tw_pair.last }}
end

# File lib/dakine.rb, line 7
def translate(text)
  tagged_word_pairs = tag_words(text)

  translated_text = tagged_word_pairs.map do |tw_pair|

                      if is_noun?(tw_pair)
                        tw_pair[:word] = 'da kine'
                      elsif tw_pair[:word] == 'the'
                        tw_pair[:word] = 'da'
                      end

                      tw_pair[:word]
                    end.join(' ')

  remove_whitespace_before_punctuation translated_text
end