Module: Toy::Serialization

Extended by:
ActiveSupport::Concern
Includes:
ActiveModel::Serializers::JSON, ActiveModel::Serializers::Xml
Included in:
AssociationSerialization, Object
Defined in:
lib/toy/serialization.rb

Instance Method Summary collapse

Instance Method Details

#serializable_attributes ⇒ Object 



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# File 'lib/toy/serialization.rb', line 7

def serializable_attributes
  attributes.keys.sort.map(&:to_sym)
end

#serializable_hash(options = nil) ⇒ Object 



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# File 'lib/toy/serialization.rb', line 11

def serializable_hash(options = nil)
  hash = {}
  options ||= {}
  options[:only]   = Array.wrap(options[:only]).map(&:to_sym)
  options[:except] = Array.wrap(options[:except]).map(&:to_sym)

  serializable_stuff =  serializable_attributes.map(&:to_sym)

  if options[:only].any?
    serializable_stuff &= options[:only]
  elsif options[:except].any?
    serializable_stuff -= options[:except]
  end

  serializable_stuff += Array.wrap(options[:methods]).map(&:to_sym).select do |method|
    respond_to?(method)
  end

  serializable_stuff.each do |name|
    value = send(name)
    hash[name.to_s] = if value.is_a?(Array)
                        value.map { |v| v.respond_to?(:serializable_hash) ? v.serializable_hash : v }
                      elsif value.respond_to?(:serializable_hash)
                        value.serializable_hash
                      else
                        value
                      end
  end

  hash
end