Class: Rpsshoot::RockPaperScissors

Inherits:
Object
  • Object
show all
Defined in:
lib/rpsshoot.rb

Overview

Controls main game function

Instance Method Summary collapse

Constructor Details

#initialize ⇒ RockPaperScissors

Returns a new instance of RockPaperScissors.



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# File 'lib/rpsshoot.rb', line 10

def initialize
  @player1 = Player.new(1, "Player 1")
  @player2 = Computer.new(2, "Computer")
  @score = []
  @instructions = instructions
end

Instance Method Details

#determine_winner(array) ⇒ Object

Determines who wins after five rounds



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# File 'lib/rpsshoot.rb', line 116

def determine_winner(array)
  p1 = array.count(@player1.symbol)
  p2 = array.count(@player2.symbol)
  if p1 > p2
    puts "Congrats! #{@player1.name} wins!"
    score
  elsif p1 < p2
    puts "Congrats! #{@player2.name} wins!"
    score
  else
    puts "You both win, it's a tie!"
    score
  end
end

#instructions ⇒ Object

Instructions on how to play



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# File 'lib/rpsshoot.rb', line 32

def instructions
  puts "Welcome to Rock, Paper, Scissors"
  puts "This is a two player game where:"
  puts "* Rock smashes Scissors"
  puts "* Scissors cut Paper"
  puts "* Paper covers Rock"
  puts "* Best out of five wins"
  pick_players
end

#paper(selection) ⇒ Object 



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# File 'lib/rpsshoot.rb', line 103

def paper(selection)
  if selection == "rock"
    puts ">> #{@player1.name} takes this round!"
    @player1.symbol
  elsif selection == "scissors"
    puts ">> #{@player2.name} takes this round!"
    @player2.symbol
  elsif selection == "paper"
    0
  end
end

#pick_players ⇒ Object

Pick the number of players you would like to play with



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# File 'lib/rpsshoot.rb', line 43

def pick_players
  puts "Would you like to play with 1 or 2 players?"
  puts "Choose 1 player to play against the computer"
  number_of_players = gets.chomp.to_i
  if number_of_players == 1
    play
  elsif number_of_players == 2
    @player2 = Player.new(2, "Player 2")
    play
  else
    puts "That was not a valid selection, please try again..."
    pick_players
  end
end

#play ⇒ Object

Starts game loop



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# File 'lib/rpsshoot.rb', line 18

def play
  round = 0
  5.times do
    round += 1
    p1_selection = @player1.shoot
    p2_selection = @player2.shoot
    results(round, p1_selection, p2_selection)
    @score << round_winner(p1_selection, p2_selection)
  end
  determine_winner(@score)
  play_again? ? @score.clear && play : exit
end

#play_again? ⇒ Boolean

Once game has finished, asks if they would like to play another round

Returns:

  • (Boolean) 


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# File 'lib/rpsshoot.rb', line 139

def play_again?
  puts "Would you like to play again? y/n?"
  answer = gets.chomp
  case answer
  when "n"
    false
  when "y"
    true
  end
end

#results(round, first, second) ⇒ Object

Display results after each round



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# File 'lib/rpsshoot.rb', line 71

def results(round, first, second)
  puts ">> Round #{round} results:"
  puts ">> #{@player1.name}: #{first}"
  puts ">> #{@player2.name}: #{second}"
end

#rock(selection) ⇒ Object

Rock beats Scissors, Scissors beats Paper, Paper beats Rock



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# File 'lib/rpsshoot.rb', line 78

def rock(selection)
  if selection == "rock"
    puts ">> It's a tie!"
    0
  elsif selection == "scissors"
    puts ">> #{@player1.name} takes this round!"
    @player1.symbol
  elsif selection == "paper"
    puts ">> #{@player2.name} takes this round!"
    @player2.symbol
  end
end

#round_winner(rps1, rps2) ⇒ Object

Determine the winner of each round



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# File 'lib/rpsshoot.rb', line 59

def round_winner(rps1, rps2)
  case rps1
  when "rock"
    rock(rps2)
  when "scissors"
    scissors(rps2)
  when "paper"
    paper(rps2)
  end
end

#scissors(selection) ⇒ Object 



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# File 'lib/rpsshoot.rb', line 91

def scissors(selection)
  if selection == "rock"
    puts ">> #{@player2.name} takes this round!"
    @player2.symbol
  elsif selection == "scissors"
    0
  elsif selection == "paper"
    puts ">> #{@player1.name} takes this round!"
    @player1.symbol
  end
end

#score ⇒ Object

Displays final score



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# File 'lib/rpsshoot.rb', line 132

def score
  puts ">> #{@player1.name}: #{@score.count(@player1.symbol)} wins"
  puts ">> #{@player2.name}: #{@score.count(@player2.symbol)} wins"
  puts ">> Ties: #{@score.count(0)}"
end