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Contents
# frozen_string_literal: true
class Serega
module SeregaPlugins
module Batch
#
# SeregaAttributeNormalizer additional/patched instance methods
#
# @see SeregaAttributeNormalizer::AttributeInstanceMethods
#
module AttributeNormalizerInstanceMethods
#
# Returns normalized attribute :batch option with prepared :key and
# :default options. Option :loader will be prepared at serialization
# time as loaders are usually defined after attributes.
#
# @return [Hash] attribute :batch normalized options
#
def batch
return @batch if instance_variable_defined?(:@batch)
@batch = prepare_batch
end
private
#
# Patch for original `prepare_hide` method
#
# Marks attribute hidden if auto_hide option was set and attribute has batch loader
#
def prepare_hide
res = super
return res unless res.nil?
if batch
self.class.serializer_class.config.batch.auto_hide || nil
end
end
def prepare_batch
batch = init_opts[:batch]
return unless batch
# take loader
loader = batch[:loader]
# take key
key = batch[:key] || self.class.serializer_class.config.batch.default_key
proc_key =
if key.is_a?(Symbol)
proc { |object| object.public_send(key) }
else
key
end
# take default value
default = batch.fetch(:default) { many ? FROZEN_EMPTY_ARRAY : nil }
{loader: loader, key: proc_key, default: default}
end
end
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems