refactor: Remove override and add extend

config/application.rb

@@ -46,20 +46,27 @@ class Application < Rails::Application
     end
 
     config.after_initialize do
+      # Controllers
       require "extends/controllers/decidim/devise/sessions_controller_extends"
       require "extends/controllers/decidim/editor_images_controller_extends"
-      require "extends/services/decidim/iframe_disabler_extends"
-      require "extends/helpers/decidim/icon_helper_extends"
-      require "extends/commands/decidim/initiatives/admin/update_initiative_answer_extends"
+      require "extends/controllers/decidim/proposals/proposals_controller_extends"
+      require "extends/controllers/decidim/newsletters_controller_extends"
       require "extends/controllers/decidim/initiatives/committee_requests_controller_extends"
+      # Models
       require "extends/models/decidim/budgets/project_extends"
       require "extends/models/decidim/authorization_extends"
+      # Services
+      require "extends/services/decidim/iframe_disabler_extends"
+      # Helpers
+      require "extends/helpers/decidim/icon_helper_extends"
+      # Forms
+      require "extends/forms/decidim/initiatives/initiative_form_extends"
       require "extends/forms/decidim/initiatives/admin/initiative_form_extends"
+      # Commands
+      require "extends/commands/decidim/initiatives/admin/update_initiative_answer_extends"
       require "extends/commands/decidim/budgets/admin/import_proposals_to_budgets_extends"
-      require "extends/controllers/decidim/newsletters_controller_extends"
       require "extends/commands/decidim/admin/destroy_participatory_space_private_user_extends"
-      require "extends/controllers/decidim/proposals/proposals_controller_extends"
-      require "extends/forms/decidim/initiatives/initiative_form_extends"
+      require "extends/commands/decidim/admin/create_attachment_extends"
 
       Decidim::GraphiQL::Rails.config.tap do |config|
         config.initial_query = "{\n  deployment {\n    version\n    branch\n    remote\n    upToDate\n    currentCommit\n    latestCommit\n    locallyModified\n  }\n}".html_safe

lib/extends/commands/decidim/admin/create_attachment_extends.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+require "active_support/concern"
+
+module CreateAttachmentExtends
+  extend ActiveSupport::Concern
+
+  included do
+    def notify_followers
+      return unless @attachment.attached_to.is_a?(Decidim::Followable)
+      return unless form.send_notification_to_followers
+
+      Decidim::EventsManager.publish(
+        event: "decidim.events.attachments.attachment_created",
+        event_class: Decidim::AttachmentCreatedEvent,
+        resource: @attachment,
+        followers: @attachment.attached_to.followers,
+        extra: { force_email: true },
+        force_send: true
+      )
+    end
+  end
+end
+
+Decidim::Admin::CreateAttachment.include(CreateAttachmentExtends)