app/models/action_text/rich_text.rb


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class ActionText::RichText < ActiveRecord::Base
  self.table_name = "action_text_rich_texts"

  serialize :body, ActionText::Content
  delegate :to_s, to: :body
  
  belongs_to :record, polymorphic: true, touch: true
  has_many_attached :embeds

  after_save do
    self.embeds_blobs = body.attachments.map(&:attachable)
  end
end