Class: WarSimulator::Game

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

Constant Summary collapse

WAR_CARDS = 
3

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Game

Returns a new instance of Game.



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

def initialize
  @deck = Deck.new
  @p1_hand = Player.new.hand
  @p2_hand = Player.new.hand
  @war_hold = []
  @p1_war_cards = []
  @p2_war_cards = []
  deal
end

Instance Attribute Details

#deck ⇒ Object

Returns the value of attribute deck.



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

def deck
  @deck
end

#p1_hand ⇒ Object

Returns the value of attribute p1_hand.



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

def p1_hand
  @p1_hand
end

#p2_hand ⇒ Object

Returns the value of attribute p2_hand.



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

def p2_hand
  @p2_hand
end

#war_hold ⇒ Object

Returns the value of attribute war_hold.



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

def war_hold
  @war_hold
end

Instance Method Details

#deal ⇒ Object 



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# File 'lib/war_simulator/game.rb', line 18

def deal
  raise 'Cards already delt' if @deck.cards.nil?
  cut = @deck.cards.each_slice(@deck.cards.count / 2).to_a
  @deck.cards = nil

  @p1_hand = cut[0]
  @p2_hand = cut[1]
end

#flatten_hands ⇒ Object 



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

def flatten_hands
  @p1_hand.flatten!
  @p2_hand.flatten!
  @war_hold.flatten!
end

#pick_and_compare ⇒ Object 



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

def pick_and_compare
  p1_pick = @p1_war_cards.shuffle.first
  p2_pick = @p2_war_cards.shuffle.first

  @war_hold << @p1_war_cards
  @war_hold << @p2_war_cards

  @p1_war_cards = []
  @p2_war_cards = []

  flatten_hands

  if p1_pick.number == p2_pick.number
    setup_war

  elsif p1_pick.number > p2_pick.number
    @p1_hand << @war_hold
    @war_hold = []

  else
    @p2_hand << @war_hold
    @war_hold = []
  end

end

#player_has_no_cards? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/war_simulator/game.rb', line 92

def player_has_no_cards?
  @p1_hand.count == 0 || @p2_hand.count == 0
end

#setup_war ⇒ Object 



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# File 'lib/war_simulator/game.rb', line 54

def setup_war
  WAR_CARDS.times do
    @p1_war_cards << @p1_hand.shift unless @p1_hand.empty? and return
    @p2_war_cards << @p2_hand.shift unless @p2_hand.empty? and return
  end

  @p1_war_cards.flatten!
  @p2_war_cards.flatten!

  pick_and_compare
end

#simulate ⇒ Object 



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# File 'lib/war_simulator/game.rb', line 27

def simulate
  battles = 0

  until player_has_no_cards?
    battles += 1

    if @p1_hand.first.number == @p2_hand.first.number
      @war_hold << @p1_hand.shift
      @war_hold << @p2_hand.shift
      setup_war

    elsif @p1_hand.first.number > @p2_hand.first.number
      @p1_hand << @p2_hand.shift
      @p1_hand << @p1_hand.shift

    else
      @p2_hand << @p1_hand.shift
      @p2_hand << @p2_hand.shift

    end

    flatten_hands
  end

  battles
end