Class: RuneterraCards::CardSet

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

Overview

TODO:

The API to this class is very unstable and will change a lot in a coming release.

Represents a collection of cards.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cards) ⇒ CardSet

Returns a new instance of CardSet.



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# File 'lib/runeterra_cards/card_set.rb', line 12

def initialize(cards)
  @cards = cards
end

Instance Attribute Details

#cards ⇒ Object (readonly)

Returns the value of attribute cards.



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# File 'lib/runeterra_cards/card_set.rb', line 10

def cards
  @cards
end

Class Method Details

.from_card_and_counts(set) ⇒ Object

Deprecated. 


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# File 'lib/runeterra_cards/card_set.rb', line 17

def self.from_card_and_counts(set)
  new(Hash[set.map { |cac| [cac.code, cac.count] }])
end

.from_deck_code(deck_code) ⇒ Object

Parameters:

  • deck_code (String)

Raises:



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# File 'lib/runeterra_cards/card_set.rb', line 45

def self.from_deck_code(deck_code)
  binary_data = decode_base32(deck_code)
  format, version = decode_format_and_version(binary_data[0])

  raise UnrecognizedVersionError.new(SUPPORTED_VERSION, version) unless version <= SUPPORTED_VERSION

  raise unless format.equal? 1

  int_array = binary_data[1..].unpack('w*')
  cards = assemble_card_list(int_array)
  from_card_and_counts(cards)
end

Instance Method Details

#-(other) ⇒ Object 



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# File 'lib/runeterra_cards/card_set.rb', line 21

def -(other)
  remaining_cards = cards.each_with_object({}) do |(code, count), result|
    new_count = count - other.count_for_card_code(code)
    result[code] = new_count unless new_count.equal?(0)
  end

  CardSet.new(remaining_cards)
end

#as_card_and_counts ⇒ Object

Deprecated. 


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# File 'lib/runeterra_cards/card_set.rb', line 32

def as_card_and_counts
  cards.map { |code, count| CardAndCount.new(code: code, count: count) }
end

#count_for_card_code(code) ⇒ Object 



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# File 'lib/runeterra_cards/card_set.rb', line 36

def count_for_card_code(code)
  cards[code] || 0
end