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Contents
# frozen_string_literal: true
require 'drillbit/parameters/filter'
module Drillbit
module Resource
module Processors
class Filtering
attr_accessor :resource,
:parameters
# rubocop:disable Style/OptionHash
def initialize(resource, parameters = {})
self.resource = resource
self.parameters = Parameters::Filter.new(parameters['filter'] || {})
end
# rubocop:enable Style/OptionHash
def self.processed(*attrs)
new(*attrs).processed
end
def self.meta(*_attrs)
{}
end
def processed
parameters.each_with_object(resource) do |name, value, filtered_resource|
filter_method = filter_method_for(name)
if !filter_method
filtered_resource
elsif filter_method.arity.zero?
filtered_resource.public_send(filter_method.name)
else
filtered_resource.public_send(filter_method.name, value)
end
end
end
private
def filter_method_for(filter_item)
filter_method_name = filter_method_name_for(filter_item)
resource_class.method(filter_method_name) if filter_method_name
end
def filter_method_name_for(filter_item)
if resource_class.respond_to? "for_#{filter_item}"
"for_#{filter_item}"
elsif resource_class.respond_to? filter_item
filter_item
end
end
def resource_class
@resource_class ||= if resource.respond_to? :klass
resource.klass
else
resource
end
end
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems