Sha256: 272b86d9ab7e8e18db8b1804dd6a67d7157bb84ca738767e1840085177219abf
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Size: 1.73 KB
Versions: 15
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Contents
class Card
class Name
module All
# Card methods for handling name parts, eg A and B are both parts of A+B
module Parts
def left *args
case
when simple? then nil
when superleft then superleft
when name_is_changing? && name.to_name.trunk_name == name_before_act.to_name
nil # prevent recursion when, eg, renaming A+B to A+B+C
else
Card.fetch name.left, *args
end
end
def left_or_new args={}
left(args) || Card.new(args.merge(name: name.left))
end
def right *args
Card.fetch(name.right, *args) unless simple?
end
def trunk *args
simple? ? self : left(*args)
end
def tag *args
simple? ? self : Card.fetch(name.right, *args)
end
def right_id= cardish
write_card_or_id :right_id, cardish
end
def left_id= cardish
write_card_or_id :left_id, cardish
end
private
def write_card_or_id attribute, cardish
when_id_exists(cardish) { |id| write_attribute attribute, id }
end
def when_id_exists cardish, &block
if (card_id = Card.id cardish)
yield card_id
elsif cardish.is_a? Card
with_id_after_store cardish, &block
else
yield cardish # eg nil
end
end
# subcards are usually saved after super cards;
# after_store forces it to save the subcard first
# and callback afterwards
def with_id_after_store subcard
subcard subcard
subcard.director.after_store { |card| yield card.id }
end
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems