rails-docstore/app/jobs/content_generation_job.rb

class ContentGenerationJob < ApplicationJob
  require 'docsplit'

  @document_id = nil

  queue_as :default

  after_perform :generate_tags

  def perform(document_id)
    @document_id = document_id
    document = Document.find(document_id)
    Docsplit.extract_text(document.doc.path, output: 'tmp/raw_content')
    file_path = 'tmp/raw_content/' + File.basename(document.doc.path, 'pdf') + 'txt'
    text = IO.read(file_path)

    content = document.build_content(text: text)
    content.save!

    File.delete(file_path) if File.exist?(file_path)
  end

  private
    def generate_tags
      TagGenerationJob.perform_now @document_id
    end
end