Module: SKApi::Utils::Serializer::ClassMethods

Defined in:
lib/utils/serializer.rb

Instance Method Summary collapse

Instance Method Details

#to_hash_from_schema(obj) ⇒ Object

Create a Hash with the available (api)object attributes defined in api_fields.

Parameter

obj<object>:. An object which is returned as hash



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# File 'lib/utils/serializer.rb', line 21

def to_hash_from_schema(obj)
  # first set the root node to the objects class name as symbol
  obj_class_name =  obj.class.name.split('::').last.underscore
#          obj_class_name = obj.class.to_s.underscore.to_sym
  data = { obj_class_name => {} }
  # iterate over the defined api fields hash
  self.schema_props.each do |field, props| 
    if props['type'] == 'array'
      # always set the field, so the user can expect an empty array
      data[obj_class_name][field] = []    
      if rel_objects = obj.send( field )
        rel_objects.each do |rel_obj|
          # setup scope for related class
          klass = "SKApi::Resources::#{rel_obj.class}".constantize
          # call related objects to_hash_from_schema method ex: data[:client][:addresses] << SKApi::Models::Address.to_hash_from_schema(object)
          data[obj_class_name][field] << klass.to_hash_from_schema(rel_obj)
        end
      end
    elsif props['type'] == 'object'     # a singular resource TODO should we add an empty object?
      if rel_obj = obj.send( field )
        klass = "SKApi::Resources::#{rel_obj.class}".constantize
        # ex: data['invoice']['client'] = SKApi::Models::Client.to_hash_from_schema(client)
        data[obj_class_name][field] = klass.to_hash_from_schema(rel_obj)
      end
      else # a simple field which can be directly called, only added of objects know its
      data[obj_class_name][field] = obj.send(field) if obj.respond_to?(field.to_sym)
    end
  end
  data
end

#to_json(obj) ⇒ Object 



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# File 'lib/utils/serializer.rb', line 52

def to_json(obj)
  data = self.to_hash_from_schema(obj)
#          data[:links] = self.api_links
  ActiveSupport::JSON.encode(data)
end