Class: Blackjack::Game

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ Game

Returns a new instance of Game.



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

def initialize(args={})
  self.seed = args.fetch(:seed)
  self.bets = args.fetch(:bets)
  self.amount_decks = args.fetch(:amount_decks, 1)
  self.balance = args.fetch(:balance, 0)
  self.actions = []
  prepare
  load_actions(args.delete(:actions) || [])
end

Instance Attribute Details

#actions ⇒ Object

Returns the value of attribute actions.



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# File 'lib/blackjack/game.rb', line 8

def actions
  @actions
end

#amount_decks ⇒ Object

Returns the value of attribute amount_decks.



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# File 'lib/blackjack/game.rb', line 4

def amount_decks
  @amount_decks
end

#balance ⇒ Object

Returns the value of attribute balance.



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# File 'lib/blackjack/game.rb', line 10

def balance
  @balance
end

#bets ⇒ Object

Returns the value of attribute bets.



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# File 'lib/blackjack/game.rb', line 12

def bets
  @bets
end

#dealer ⇒ Object

Returns the value of attribute dealer.



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# File 'lib/blackjack/game.rb', line 7

def dealer
  @dealer
end

#deck ⇒ Object

Returns the value of attribute deck.



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# File 'lib/blackjack/game.rb', line 9

def deck
  @deck
end

#finished ⇒ Object

Returns the value of attribute finished.



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# File 'lib/blackjack/game.rb', line 11

def finished
  @finished
end

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/blackjack/game.rb', line 5

def options
  @options
end

#players ⇒ Object

Returns the value of attribute players.



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# File 'lib/blackjack/game.rb', line 6

def players
  @players
end

#seed ⇒ Object

Returns the value of attribute seed.



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# File 'lib/blackjack/game.rb', line 3

def seed
  @seed
end

Instance Method Details

#all_players_finished? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/blackjack/game.rb', line 112

def all_players_finished?
  players.all?(&:finished?)
end

#american_rules? ⇒ Boolean

Returns:

  • (Boolean) 


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

def american_rules?
  false
end

#current_player ⇒ Object 



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# File 'lib/blackjack/game.rb', line 48

def current_player
  players.detect(&:playing?)
end

#double! ⇒ Object 



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# File 'lib/blackjack/game.rb', line 87

def double!
  if current_player&.double!
    self.actions << :double!
    hit! if current_player&.must_hit?
    dealer.play! if all_players_finished?
    true
  end
end

#finish! ⇒ Object 



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# File 'lib/blackjack/game.rb', line 104

def finish!
  self.finished = true
end

#finished? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/blackjack/game.rb', line 108

def finished?
  finished
end

#give_out_cards ⇒ Object 



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# File 'lib/blackjack/game.rb', line 60

def give_out_cards
  players.each(&:take_card!)
  dealer.take_card!
  players.each(&:take_card!)      
end

#hit! ⇒ Object 



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# File 'lib/blackjack/game.rb', line 70

def hit!
  if current_player&.hit!
    self.actions << :hit!
    hit! if current_player&.must_hit?
    true
  end
end

#initialize_players ⇒ Object 



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# File 'lib/blackjack/game.rb', line 32

def initialize_players
  self.players = bets.collect{ |amount| Player.new(self, amount) }
  self.dealer = Dealer.new(self)
  reindex_players!
end

#load_action(action) ⇒ Object 



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# File 'lib/blackjack/game.rb', line 56

def load_action(action)
  send(action)
end

#load_actions(actions) ⇒ Object 



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# File 'lib/blackjack/game.rb', line 42

def load_actions(actions)
  actions.compact.each do |action|
    load_action(action)
  end
end

#possible_actions ⇒ Object 



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# File 'lib/blackjack/game.rb', line 52

def possible_actions
  current_player&.possible_actions
end

#prepare ⇒ Object 



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# File 'lib/blackjack/game.rb', line 24

def prepare
  self.deck = Deck.new(amount_decks, seed)
  initialize_players
  give_out_cards    
  # one special case: all players have a BJ, then it's dealers turn
  dealer.play! if all_players_finished?  
end

#reindex_players! ⇒ Object 



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# File 'lib/blackjack/game.rb', line 38

def reindex_players!
  players.each_with_index {|player, index| player.position = index}
end

#split! ⇒ Object 



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# File 'lib/blackjack/game.rb', line 96

def split!
  if current_player.split!
    self.actions << :split!
    hit! if current_player&.must_hit?
    true
  end
end

#stand! ⇒ Object 



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# File 'lib/blackjack/game.rb', line 78

def stand!
  if current_player&.stand!
    self.actions << :stand!
    hit! if current_player&.must_hit?
    dealer.play! if all_players_finished?
    true
  end
end