Handle push notifications in Sidekiq job

app/models/user/push_notification_methods.rb

@@ -12,6 +12,8 @@ module User::PushNotificationMethods
         message: resource.as_push_notification.to_json
       }
       n.save!
+
+      PushNotificationWorker.perform_async(n.id)
     end
   end
 end

app/workers/push_notification_worker.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+require "rpush/daemon"
+
+class PushNotificationWorker
+  include Sidekiq::Worker
+
+  sidekiq_options queue: :push_notification, retry: 0
+
+  def perform(notification_id)
+    Rpush.config.push = true
+    Rpush::Daemon.common_init
+    Rpush::Daemon::Synchronizer.sync
+    Rpush::Daemon::AppRunner.enqueue(Rpush::Client::ActiveRecord::Notification.where(id: notification_id))
+    Rpush::Daemon::AppRunner.stop
+  end
+end

config/sidekiq.yml

@@ -12,4 +12,5 @@ production:
   - mailers
   - question
   - export
+  - push_notification