Class: Holdem::Game

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

Constant Summary collapse

ROUNDS = 
[
  :preflop,
  :flop,
  :turn,
  :river,
  :showdown
]
BET_CAP = 
4

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(small_bet, num_players = 10) ⇒ Game

Returns a new instance of Game.



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# File 'lib/game.rb', line 16

def initialize(small_bet, num_players=10)
  raise "Cannot create a game with #{num_player.to_s} players" unless (2..11).include?(num_players)

  @sb = small_bet/2.0
  @bb = small_bet
  @round = ROUNDS[0]
  @deck = Deck.new
  @pot = 0.0
  @bets_in_round = 1
  @winners = []
  @board = []

  # create players and deal hole cards
  @players = []
  (0...num_players).each do |position|
    if(block_given?)
      @players << yield(position)
    else
      @players << Player.new
    end
  end
  2.times do
    @players.each { |p| p.deal(@deck.deal) }
  end

  # small and big blind
  if(@players.length == 2)
    @players[1].pay(@sb)
    @players[0].pay(@bb)
  else
    @players[0].pay(@sb)
    @players[1].pay(@bb)
  end

  @pot += (@sb + @bb)
end

Instance Attribute Details

#bb ⇒ Object (readonly)

Returns the value of attribute bb.



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# File 'lib/game.rb', line 14

def bb
  @bb
end

#bets_in_round ⇒ Object (readonly)

Returns the value of attribute bets_in_round.



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# File 'lib/game.rb', line 14

def bets_in_round
  @bets_in_round
end

#board ⇒ Object (readonly)

Returns the value of attribute board.



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# File 'lib/game.rb', line 14

def board
  @board
end

#deck ⇒ Object (readonly)

Returns the value of attribute deck.



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# File 'lib/game.rb', line 14

def deck
  @deck
end

#players ⇒ Object (readonly)

Returns the value of attribute players.



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# File 'lib/game.rb', line 14

def players
  @players
end

#pot ⇒ Object (readonly)

Returns the value of attribute pot.



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# File 'lib/game.rb', line 14

def pot
  @pot
end

#round ⇒ Object (readonly)

Returns the value of attribute round.



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# File 'lib/game.rb', line 14

def round
  @round
end

#sb ⇒ Object (readonly)

Returns the value of attribute sb.



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# File 'lib/game.rb', line 14

def sb
  @sb
end

#winners ⇒ Object (readonly)

Returns the value of attribute winners.



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# File 'lib/game.rb', line 14

def winners
  @winners
end

Instance Method Details

#bet_size ⇒ Object 



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# File 'lib/game.rb', line 53

def bet_size
  if(ROUNDS.index(@round) <= 1)
    @bb
  else
    2.0*@bb
  end
end

#owed(player) ⇒ Object 



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# File 'lib/game.rb', line 61

def owed(player)
  return 0.0 if player.folded
  (bets_in_round.to_f*bet_size)-player.in_round
end

#run ⇒ Object 



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# File 'lib/game.rb', line 77

def run
  method('do_'+round.to_s).call()

  if(num_active_players == 1)
    @round = :showdown
  else
    @round = ROUNDS[ROUNDS.index(@round)+1]
  end

  if(@round == :showdown)
    do_showdown
  end
end

#run_game ⇒ Object 



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

def run_game
  while(@round != :showdown)
    run
  end
end

#settled?(position = -1)) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/game.rb', line 66

def settled?(position=-1)
  settled = true
  @players.each do |p|
    settled = false if owed(p) > 0.0 # owed takes folding into account
  end
  # option for big blind
  settled = false if(position == 1 && @bets_in_round == 1 && @round == :preflop)

  settled
end