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Contents
require 'active_type/nested_attributes/nests_one_association'
require 'active_type/nested_attributes/nests_many_association'
module ActiveType
module NestedAttributes
class Builder
def initialize(owner, mod)
@owner = owner
@module = mod
end
def build(name, one_or_many, options)
add_attribute(name, options.slice(:default))
association = build_association(name, one_or_many == :one, options.except(:default))
add_writer_method(name, association)
add_autosave(name, association)
add_validation(name, association)
end
private
def build_association(name, singular, options)
(singular ? NestsOneAssociation : NestsManyAssociation).new(@owner, name, options)
end
def add_attribute(name, options)
@owner.attribute(name, :object, options)
end
def add_writer_method(name, association)
write_method = "#{name}_attributes="
@module.module_eval do
define_method write_method do |attributes|
association.assign_attributes(self, attributes)
end
end
end
def add_autosave(name, association)
save_method = :"save_associated_records_for_#{name}"
@module.module_eval do
define_method save_method do
association.save(self)
end
end
@owner.after_save save_method
end
def add_validation(name, association)
validate_method = :"validate_associated_records_for_#{name}"
@module.module_eval do
define_method validate_method do
association.validate(self)
end
end
@owner.validate validate_method
end
end
end
end
Version data entries
47 entries across 47 versions & 1 rubygems