class Cards

# File lib/cards.rb, line 7
def self.get(no_cache = nil)
  new(no_cache).get
end

# File lib/cards.rb, line 19
def initialize(no_cache)
  @no_cache = no_cache
end

# File lib/cards.rb, line 11
def get
  JSON.parse(cards)
end

# File lib/cards.rb, line 33
def cache_empty?
  File.size(cache_file_path).zero?
end

# File lib/cards.rb, line 43
def cache_file_path
  File.expand_path('../cache/cards.json', __dir__)
end

# File lib/cards.rb, line 23
def cards
  fetch_and_save_cards_from_api if no_cache || cache_empty?

  read_cache
end

# File lib/cards.rb, line 37
def fetch_and_save_cards_from_api
  File.open(cache_file_path, 'w') do |file|
    file.write(MtgApiResponse.results)
  end
end

# File lib/cards.rb, line 29
def read_cache
  File.read(cache_file_path)
end