Basic delayed job implementation

app/models/concerns/domain_version_observer.rb

@@ -0,0 +1,30 @@
+module DomainVersionObserver
+  extend ActiveSupport::Concern
+
+  included do
+    after_save :delayed_whois_update
+  end
+
+  private
+
+  def delayed_whois_update
+    name = domain_name
+    return unless name
+    body = snapshot
+    delay.update_whois(name, body)
+  end
+
+  # not sure we need to pass in the params since i don't know if delayed job has access to
+  # all the regular attributes and stuff
+  def update_whois(domain_name, body)
+    wd = WhoisDomain.find_or_initialize_by(name: domain_name)
+    wd.body = body
+    wd.save!
+  end
+
+  def domain_name
+    name = reify.try(:name)
+    name = load_snapshot[:domain][:name] if event == 'create'
+    return name if name
+  end
+end