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Contents
module ActiveZuora
module HasManyAssociations
extend ActiveSupport::Concern
module ClassMethods
def has_many(items, options={})
class_name = options[:class_name] || nested_class_name(items.to_s.singularize.camelize)
foreign_key = options[:foreign_key] || :"#{zuora_object_name.underscore}_id"
conditions = options[:conditions]
# :order => :name
# :order => [:name, :desc]
order_attribute, order_direction = [*options[:order]]
ivar = "@#{items}"
# Define the methods on an included module, so we can override
# them using super.
generated_attribute_methods.module_eval do
define_method(items) do
if instance_variable_get(ivar)
return instance_variable_get(ivar)
else
relation = class_name.constantize.where(foreign_key => self.id)
relation = relation.merge(conditions) if conditions.present?
relation.order_attribute = order_attribute if order_attribute.present?
relation.order_direction = order_direction if order_direction.present?
proxy = HasManyProxy.new(self, relation, options)
instance_variable_set(ivar, proxy)
proxy
end
end
end
end
end
end
end
Version data entries
30 entries across 30 versions & 1 rubygems