Enqueue feed_customization_notification (#8160)

* Set notification_enqueued to true in #send_feed_customization_notification

* Fix typo in generator_spec.rb

* Add comment about enqueuing notification in generator.rb

* Update app/services/broadcasts/welcome_notification/generator.rb

Co-authored-by: Vaidehi Joshi <vaidehi.sj@gmail.com>

Co-authored-by: Vaidehi Joshi <vaidehi.sj@gmail.com>

app/services/broadcasts/welcome_notification/generator.rb

@@ -31,6 +31,7 @@ module Broadcasts
         return if received_notification?(welcome_broadcast) || commented_on_welcome_thread? || user.created_at > 3.hours.ago
 
         Notification.send_welcome_notification(user.id, welcome_broadcast.id)
+        # Setting @notification_enqueued here prevents us from sending a user two welcome notifications in one day.
         @notification_enqueued = true
       end
 
@@ -45,6 +46,7 @@ module Broadcasts
         return if user_is_following_tags? || received_notification?(customize_feed_broadcast) || user.created_at > 3.days.ago
 
         Notification.send_welcome_notification(user.id, customize_feed_broadcast.id)
+        @notification_enqueued = true
       end
 
       def send_ux_customization_notification

spec/services/broadcasts/welcome_notification/generator_spec.rb

@@ -39,7 +39,7 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
       end.to not_change(user.notifications, :count)
     end
 
-    it "does not send a notification and if no active broadcast exists" do
+    it "does not send a notification if no active broadcast exists" do
       welcome_broadcast.update!(active: false)
       expect do
         sidekiq_perform_enqueued_jobs { described_class.call(user.id) }