Module: Shuffles

Extended by:
T::Helpers, T::Sig
Included in:
Packet
Defined in:
lib/deck_of_cards_handler/packet/shuffles.rb

Overview

typed: strict

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.faro_shuffle(top_half:, bottom_half:) ⇒ Object 



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# File 'lib/deck_of_cards_handler/packet/shuffles.rb', line 40

def faro_shuffle(top_half:, bottom_half:)
  top_cards = top_half.cards
  bottom_cards = bottom_half.cards
  remaining_cards = []

  remaining_cards = top_cards[bottom_cards.size..top_cards.size] if bottom_cards.size < top_cards.size

  zipped_cards = bottom_cards.zip(top_cards).flatten.compact
  [zipped_cards, remaining_cards].flatten.compact
end

.riffle_shuffle(left_half:, right_half:) ⇒ Object 



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# File 'lib/deck_of_cards_handler/packet/shuffles.rb', line 27

def riffle_shuffle(left_half:, right_half:)
  shuffled_cards = []
  until left_half.cards.empty? && right_half.cards.empty?
    if !left_half.cards.empty? && (right_half.cards.empty? || Kernel.rand < 0.5)
      shuffled_cards.concat(left_half.cards.shift(Kernel.rand(1..3)))
    else
      shuffled_cards.concat(right_half.cards.shift(Kernel.rand(1..3)))
    end
  end
  shuffled_cards
end

Instance Method Details

#overhand_shuffle ⇒ Object 



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# File 'lib/deck_of_cards_handler/packet/shuffles.rb', line 11

def overhand_shuffle
  piles = []

  until size.zero?
    chunk_size = Kernel.rand(1..8)
    chunk_size = size if chunk_size > size
    piles << cut(number: chunk_size)
  end

  reassemble_right_to_left_on_top(piles)
end