# frozen_string_literal: true

module IncidentManagement
  class ProcessAlertWorker # rubocop:disable Scalability/IdempotentWorker
    include ApplicationWorker

    sidekiq_options retry: 3

    queue_namespace :incident_management
    feature_category :incident_management

    # `project_id` and `alert_payload` are deprecated and can be removed
    # starting from 14.0 release
    # https://gitlab.com/gitlab-org/gitlab/-/issues/224500
    #
    # This worker is not scheduled anymore since
    # https://gitlab.com/gitlab-org/gitlab/-/merge_requests/60285
    # and will be removed completely via
    # https://gitlab.com/gitlab-org/gitlab/-/issues/224500
    # in 14.0.
    def perform(_project_id = nil, _alert_payload = nil, alert_id = nil)
      return unless alert_id

      alert = find_alert(alert_id)
      return unless alert

      result = create_issue_for(alert)
      return if result.success?

      log_warning(alert, result)
    end

    private

    def find_alert(alert_id)
      AlertManagement::Alert.find_by_id(alert_id)
    end

    def create_issue_for(alert)
      AlertManagement::CreateAlertIssueService
        .new(alert, User.alert_bot)
        .execute
    end

    def log_warning(alert, result)
      issue_id = result.payload[:issue]&.id

      Gitlab::AppLogger.warn(
        message: 'Cannot process an Incident',
        issue_id: issue_id,
        alert_id: alert.id,
        errors: result.message
      )
    end
  end
end