Class: Representable::Populator

Inherits:
Object
  • Object
show all
Defined in:
lib/representable/populator.rb

Constant Summary collapse

FindOrInstantiate = 
->(input, options) {
 binding = options[:binding]

 object_class = binding[:class].(input, options)
 object       = object_class.find_by(id: input["id"]) || object_class.new
 if options[:binding].array?
   # represented.songs[i] = model
   options[:represented].send(binding.getter)[options[:index]] = object
 else
   # represented.song = model
   options[:represented].send(binding.setter, object)
 end

 object
}

Class Method Summary collapse

Class Method Details

.apply!(options) ⇒ Object

pipeline: [StopOnExcluded, AssignName, ReadFragment, StopOnNotFound, OverwriteOnNil, AssignFragment, #<Representable::Function::CreateObject:0x9805a44>, #<Representable::Function::Decorate:0x9805a1c>, Deserialize, Set]



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# File 'lib/representable/populator.rb', line 21

def self.apply!(options)
  return unless populator = options[:populator]

  options[:parse_pipeline] = ->(_input, _opts) do
    pipeline = Pipeline[*parse_functions] # TODO: AssignFragment
    pipeline = Pipeline::Insert.(pipeline, SetValue, delete: true) # remove the setter function.
    pipeline = Pipeline::Insert.(pipeline, populator, replace: CreateObject::Populator) # let the actual populator do the job.
    # puts pipeline.extend(Representable::Pipeline::Debug).inspect
    pipeline
  end
end