A ruby client for Hangman Game.

hangman_client.rb

require 'rest-client'
require 'json'

class HangmanClient
  attr_reader :playerId, :sessionId, :number_of_words, :max_guess_count, :current_word, :result

  def initialize(serverUri, playerId)
    @serverUri = serverUri
    @playerId = playerId
    
    start_game
  end

  def start_game
    start_game = post('startGame', playerId: @playerId)
    @sessionId = start_game['sessionId']
    @number_of_words = start_game['data']['numberOfWordsToGuess']
    @max_guess_count = start_game['data']['numberOfGuessAllowedForEachWord']
  end

  def next_word
    result = post 'nextWord'
    @result = result['data']
  end

  def guess_word(letter)
    return if game_over?

    result = post 'guessWord', guess: letter.upcase
    @result = result['data']
  end

  def get_result
    post 'getResult'
  end

  def submit_result
    post 'submitResult'
  end

  def game_over?
    success? || @max_guess_count <= @result['wrongGuessCountOfCurrentWord']
  end

  def success?
    !@result['word'].include?('*')
  end

  def post(action, params = {})
    result = {}
    if action == 'startGame'
      params.merge!({action: action})
    else
      params.merge!({sessionId: @sessionId, action: action})
    end

    result = RestClient.post @serverUri, params.to_json, content_type: :json
    result = JSON.parse(result) if result.is_a? String

    @current_word = result['data']['word'] if result['data']['word'].to_s != ''
    puts "\nResult: {#{result}"
    result
  end
end

def force_guess(serverUri, playerId)
  @client ||= HangmanClient.new(serverUri, playerId)
  @client.next_word

  (65..90).each { |num| 
    if @client.game_over?
      if @client.success?
        puts "==== #{@client.result} ====="
        @client.submit_result && return
      else
        force_guess(serverUri, playerId)
      end
    else
      @client.guess_word(num.chr)
    end
  }
end

force_guess('Replace me', 'Replace me')