Module: Kms::Positioned

Extended by:
ActiveSupport::Concern
Included in:
Page
Defined in:
app/models/concerns/kms/positioned.rb

Instance Method Summary collapse

Instance Method Details

#set_position ⇒ Object 



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# File 'app/models/concerns/kms/positioned.rb', line 9

def set_position
  if parent.present?
    max = parent.children.maximum(:position)
  else
    max = self.class.where('ancestry IS ?', nil).maximum(:position)
  end
  self.position = max ? max + 1 : 0
end