mod/content/set/all/templating.rb
basket[:cache_seed_strings] = %w[ASSETS_REFRESHED RULES READRULES ALWAYS]
basket[:cache_seed_names] = [%i[all default]]
def is_template?
return @is_template unless @is_template.nil?
@is_template = name.right_name&.codename&.in? %i[structure default]
end
def is_structure?
return @is_structure unless @is_structure.nil?
@is_structure = name.right_name&.codename == :structure
end
def template
# currently applicable templating card.
# note that a *default template is never returned for an existing card.
@template ||= begin
@virtual = false
if new_card?
new_card_template
else
structure_rule_card
end
end
end
def assigns_type?
# needed because not all *structure templates govern the type of set members
# for example, X+*type+*structure governs all cards of type X,
# but the content rule does not (in fact cannot) have the type X.
pattern_code = Card.quick_fetch(name.trunk_name.tag_name)&.codename
return unless pattern_code && (set_class = Set::Pattern.find pattern_code)
set_class.assigns_type
end
def structure
template&.is_structure? ? template : nil
end
def structure_rule_card
return unless (card = rule_card :structure, skip_modules: true)
card.db_content&.strip == "_self" ? nil : card
end
private
def new_card_template
default = rule_card :default, skip_modules: true
return default unless (structure = dup_structure default&.type_id)
@virtual = true if compound?
self.type_id = structure.type_id if assign_type_to?(structure)
structure
end
def dup_structure type_id
dup_card = dup
dup_card.type_id = type_id || Card.default_type_id
dup_card.structure_rule_card
end
def assign_type_to? structure
type_id == structure.type_id && structure.assigns_type?
end