Hang person game solution

hangperson_game.rb

class HangpersonGame

  # add the necessary class methods, attributes, etc. here
  # to make the tests in spec/hangperson_game_spec.rb pass.

  # Get a word from remote "random word" service

  # def initialize()
  # end
  attr_accessor :word, :guesses, :wrong_guesses
  
  def initialize(word)
    @word = word
    @word_guesses = Array.new(word.length, '-')
    @guesses = ''
    @wrong_guesses = ''
  end
  
  def guess(letter)
    if letter.nil? || letter.empty? || letter =~ /^[^a-zA-Z]{1}$/ 
      raise ArgumentError
    end
    
    if @word.downcase.include? letter.downcase
      return false if @guesses.include? letter.downcase
      @guesses << letter
      @word.chars.each_with_index do |l, i|
         if l == letter.downcase
           @word_guesses[i] = letter.downcase
         end
      end
    else
      return false if @wrong_guesses.include? letter.downcase
      @wrong_guesses << letter
    end
  end
  
  def word_with_guesses
    @word_guesses.join('')
  end
  
  def check_win_or_lose
    if @word == word_with_guesses
      return :win
    elsif @guesses.length + @wrong_guesses.length >= 7
      return :lose
    else
      return :play
    end
    
  end

  # You can test it by running $ bundle exec irb -I. -r app.rb
  # And then in the irb: irb(main):001:0> HangpersonGame.get_random_word
  #  => "cooking"   <-- some random word
  def self.get_random_word
    require 'uri'
    require 'net/http'
    uri = URI('http://watchout4snakes.com/wo4snakes/Random/RandomWord')
    Net::HTTP.new('watchout4snakes.com').start { |http|
      return http.post(uri, "").body
    }
  end

end