Class: PixelFire::Trigger

Inherits:
ApplicationRecord show all
Defined in:
app/models/pixel_fire/trigger.rb

Instance Method Summary collapse

Instance Method Details

#update_tags(tag_ids) ⇒ Object 



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# File 'app/models/pixel_fire/trigger.rb', line 24

def update_tags(tag_ids)
  tag_ids      ||= []
  current_ids    = tags_triggers.pluck(:tag_id)
  unchanged_ids  = tag_ids & current_ids
  new_ids        = tag_ids - unchanged_ids
  remove_ids     = current_ids - unchanged_ids

  tags_triggers.where(tag_id: remove_ids).map(&:destroy) if remove_ids.present?
  new_ids.each do |tag_id|
    tags_triggers.create(tag_id: tag_id)
  end
end