Class: EventRouter::Serializers::Json

Inherits:
Base
  • Object
show all
Defined in:
lib/event_router/serializers/json.rb

Constant Summary collapse

EVENT_CLASS_ATTRIBUTE_NAME = 
'er_class'

Class Method Summary collapse

Class Method Details

.deserialize(payload) ⇒ Object 



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# File 'lib/event_router/serializers/json.rb', line 20

def deserialize(payload)
  object = JSON.parse(payload)

  return object unless object.is_a?(Hash)
  return object unless object.key?(EVENT_CLASS_ATTRIBUTE_NAME)

  event_class     = object.delete(EVENT_CLASS_ATTRIBUTE_NAME)
  event_instance  = const_get(event_class).new

  object.each do |attribute, value|
    event_instance.instance_variable_set(:"@#{attribute}", value)
  end

  event_instance
end

.serialize(object) ⇒ Object 



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# File 'lib/event_router/serializers/json.rb', line 11

def serialize(object)
  return JSON.generate(object) unless object.is_a?(EventRouter::Event)

  attributes = object.to_h
  attributes[EVENT_CLASS_ATTRIBUTE_NAME] = object.class.name

  JSON.generate(attributes)
end