1 files changed, 43 insertions, 0 deletions
diff --git a/app/workers/incident_management/close_incident_worker.rb b/app/workers/incident_management/close_incident_worker.rb
new file mode 100644
index 00000000000..7d45a6785ea
--- /dev/null
+++ b/app/workers/incident_management/close_incident_worker.rb
@@ -0,0 +1,43 @@
+# frozen_string_literal: true
+
+module IncidentManagement
+  class CloseIncidentWorker
+    include ApplicationWorker
+
+    idempotent!
+    deduplicate :until_executed
+    data_consistency :always
+    feature_category :incident_management
+    urgency :low
+
+    # Issues:CloseService execute webhooks which are treated as external dependencies
+    worker_has_external_dependencies!
+
+    def perform(issue_id)
+      incident = Issue.incident.opened.find_by_id(issue_id)
+
+      return unless incident
+
+      close_incident(incident)
+      add_system_note(incident)
+    end
+
+    private
+
+    def user
+      @user ||= User.alert_bot
+    end
+
+    def close_incident(incident)
+      ::Issues::CloseService
+        .new(project: incident.project, current_user: user)
+        .execute(incident, system_note: false)
+    end
+
+    def add_system_note(incident)
+      return unless incident.reset.closed?
+
+      SystemNoteService.auto_resolve_prometheus_alert(incident, incident.project, user)
+    end
+  end
+end