1 files changed, 49 insertions, 0 deletions
diff --git a/app/services/service_desk/custom_email_verifications/base_service.rb b/app/services/service_desk/custom_email_verifications/base_service.rb
new file mode 100644
index 00000000000..fe456e4d3f3
--- /dev/null
+++ b/app/services/service_desk/custom_email_verifications/base_service.rb
@@ -0,0 +1,49 @@
+# frozen_string_literal: true
+
+module ServiceDesk
+  module CustomEmailVerifications
+    class BaseService < ::BaseProjectService
+      attr_reader :settings
+
+      def initialize(project:, current_user: nil, params: {})
+        super(project: project, current_user: current_user, params: params)
+
+        @settings = project.service_desk_setting
+      end
+
+      private
+
+      def notify_project_owners_and_user_with_email(email_method_name: nil, user: nil)
+        owner_emails = project.owners.map(&:email)
+
+        owner_emails << user.email if user.present?
+
+        owner_emails.uniq(&:downcase).each do |email_address|
+          Notify.try(email_method_name, settings, email_address).deliver_later
+        end
+      end
+
+      def notify_project_owners_and_user_about_result(user: nil)
+        notify_project_owners_and_user_with_email(
+          email_method_name: :service_desk_verification_result_email,
+          user: user
+        )
+      end
+
+      def error_feature_flag_disabled
+        error_response('Feature flag service_desk_custom_email is not enabled')
+      end
+
+      def error_response(message)
+        ServiceResponse.error(message: message)
+      end
+
+      def error_not_verified(error_identifier)
+        ServiceResponse.error(
+          message: _('ServiceDesk|Custom email address could not be verified.'),
+          reason: error_identifier.to_s
+        )
+      end
+    end
+  end
+end