我正在尝试添加两个功能:第一个是当玩家按下x时,它显示得分,第二个是当玩家按下q退出游戏时。
我想将x => ':SCORE'
添加到ENTRY_TO_SYM
哈希中,但是当玩家按下x时,我不想计算机选择任何东西。
ENTRY_TO_SYM = { 'p'=>:PAPER, 'r'=>:ROCK, 's'=>:SCISSORS, 'x' => :SCORE , 'q' => :QUIT}
VALID_ENTRIES = ENTRY_TO_SYM.keys
COMPUTER_CHOICES = ENTRY_TO_SYM.values
# WINNERS and LOSERS from the player's perspective, the first value of each
# pair being the player's choice, the second, the computer's choice.
WINNERS = [[:SCISSORS, :PAPER], [:PAPER, :ROCK], [:ROCK, :SCISSORS]]
LOSERS = WINNERS.map { |i,j| [j,i] }
class RockPaperScissors
def initialize
@player_score = @computer_score = @ties = 0
end
def play(winning_score)
while @player_score < winning_score && @computer_score < winning_score
puts "Player score: #{@player_score}, " +
"Computer score: #{@computer_score}, Ties: #{@ties}"
player = player_choice
computer = COMPUTER_CHOICES.sample
puts "\nPlayer chooses #{player.to_s}"
puts "Computer chooses #{computer.to_s}"
case player_outcome [player, computer]
when :WIN
puts "#{player.to_s} beats #{computer.to_s}, player wins the round"
@player_score += 1
when :LOSE
puts "#{computer.to_s} beats #{player.to_s}, computer wins the round"
@computer_score += 1
else
puts "Tie, choose again"
@ties += 1
end
end
puts "\nFinal score: player: #{@player_score}, " +
"computer: #{@computer_score} (ties: #{@ties})"
puts (@player_score == 2) ? "Player wins!" : "Yea! Computer wins!"
end
private
def player_choice
loop do
print "Choose rock (r), paper (p) or scissors (s) || OPTION choose (x) if you want to display the score and (q) to quit the game : "
choice = gets.chomp.downcase
return ENTRY_TO_SYM[choice] if ENTRY_TO_SYM.key?(choice)
puts "That entry is invalid. Please re-enter"
end
end
def player_outcome(plays)
return :WIN if WINNERS.include?(plays)
return :LOSE if LOSERS.include?(plays)
:TIE
end
end
RockPaperScissors.new.play(3)
我将这样做是为了计算结果:
values = {
'Paper' => {
'Paper' => 'Ties'
'Rock' => 'Wins'
'Scissors'=> 'Loses'
}
'Rock' => {
'Paper' => 'Loses'
'Rock' => 'Ties'
'Scissors'=> 'Wins'
}
'Scissors' => {
'Paper' => 'Wins'
'Rock' => 'Loses'
'Scissors'=> 'Ties'
}
}
puts "First sign?"
signOne = gets.chomp
puts "Second sign?"
signTwo = gets.chomp
result = values[signOne][signTwo]
puts signOne + result + signTwo
措词不是完美的,并且未经测试,因此请摆弄直到它可以用于您想要的东西为止;)