tony 2player hangman

hangman2.4.rb

# Hangman 2.0

## Data/Variables in the system
# * dictionary
# * guesses
# * turn_count
# * answer

## Open Questions
# How do we show progress? letter pool (alphabet - guesses)

## Behaviors/Actions are in the system
# * greeting / rules
# * until the game over
#   * show them the current game state/progress
#   * ask them for a guess
#   * do bookkeeping
# * tell them what happened

require "pry"
require "set"

MAX_TURNS = 7

WORD_LIST = [
  "puppies", "iron", "yard", "beer",
  "programmers", "coffee", "whiskey", "cigarettes",
  "bacon", "vices", "gambling", "star",
  "wars", "motorcycle", "elbow", "ruby"
]

# binding.pry

def greeting
  puts
  puts "Welcome to Hangman!"
  puts "Please guess letters and get this over with."
  puts "I'm too lazy to tell you the rules."
  puts
end

def turns_left(guesses, answer)
  wrong_guesses = guesses - answer.chars.to_set
  MAX_TURNS - wrong_guesses.count
end

def win?(guesses, answer)
  # Are all the letters in the answer are in guesses
  guesses >= answer.chars.to_set
end

def lose?(guesses, answer)
  turns_left(guesses, answer).zero?
end

def game_over?(guesses, answer)
  win?(guesses, answer) || lose?(guesses, answer)
end

def intermediate_word(guesses, answer)
  result = []
  answer.each_char do |letter|
    if guesses.include?(letter)
      result.push(letter)
    else
      result.push("-")
    end
  end
  result.join
end

def show_progress(current_guess, current_player, answer)
  puts
  puts "#{current_player}
  "
  puts "You have #{turns_left(current_guess, answer)} turns left."
  puts "You already guessed #{current_guess.to_a.join(", ")}."
  puts "The word is: #{intermediate_word(current_guess, answer)}."
end

def take_turn(guesses)
  puts "Please guess a letter: "
  guess = gets.chomp.downcase

  until ("a".."z").include?(guess)
    puts "Guesses can only be one letter. Guess again: "
    guess = gets.chomp.downcase
  end
  guess
end

def hangman
  answer = WORD_LIST.sample
  p1guesses = Set.new
  p2guesses = Set.new
  greeting
  puts "Please enter Player 1 name:"
    p1 = gets.chomp.upcase
  puts "please enter Player 2 name:"
    p2 = gets.chomp.upcase

  current_player = p1
  current_guess = p1guesses
  until game_over?(current_guess, answer)
    show_progress(current_guess, current_player, answer)
    guess = take_turn(current_guess)
    current_guess.add(guess)
    if current_player == p1
      current_player = p2 
      current_guess = p2guesses
    else
      current_player = p1
      current_guess = p1guesses
    end
  end
  postmortem(guesses, answer)
end

def postmortem(guesses, answer)
  if win?(guesses, answer)
    puts "Congratulations!!!! You're good at letters."
  else
    puts "Better luck next time. The word was: #{answer}."
  end
end

def play_again?
  puts "Want to play a game of Hangman? (y/n)"
  choice = gets.chomp.downcase
  until ["y", "n"].include?(choice)
    puts "Please choose 'Y' or 'N'."
    choice = gets.chomp.downcase
  end
  choice == "y"
end

def play
  more = play_again?

  while more
    hangman
    more = play_again?
  end
end

play