Method: HaveAPI::ModelAdapters::ActiveRecord::Action::InstanceMethods#with_includes

Defined in:
lib/haveapi/model_adapters/active_record.rb

#with_includes(q = nil) ⇒ Object

Helper method that sets correct ActiveRecord includes according to the meta includes sent by the user. q is the model or partial AR query. If not set, action’s model class is used instead.



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# File 'lib/haveapi/model_adapters/active_record.rb', line 26

def with_includes(q = nil)
  q ||= self.class.model
  includes = meta && meta[:includes]
  args = includes.nil? ? [] : ar_parse_includes(includes)

  # Resulting includes may still contain duplicities in form of nested
  # includes. ar_default_includes returns a flat array where as
  # ar_parse_includes may contain hashes. But since ActiveRecord is taking
  # it well, it is not necessary to fix.
  args.concat(ar_default_includes).uniq

  if !args.empty?
    q.includes(*args)
  else
    q
  end
end