# frozen_string_literal: true

module Projects
  module GroupLinks
    class CreateService < BaseService
      def execute(group)
        return error('Not Found', 404) unless group && can?(current_user, :read_namespace, group)

        link = project.project_group_links.new(
          group: group,
          group_access: params[:link_group_access],
          expires_at: params[:expires_at]
        )

        if link.save
          setup_authorizations(group, link.group_access)
          success(link: link)
        else
          error(link.errors.full_messages.to_sentence, 409)
        end
      end

      private

      def setup_authorizations(group, group_access = nil)
        if Feature.enabled?(:specialized_project_authorization_project_share_worker)
          AuthorizedProjectUpdate::ProjectGroupLinkCreateWorker.perform_async(
            project.id, group.id, group_access)

          # AuthorizedProjectsWorker uses an exclusive lease per user but
          # specialized workers might have synchronization issues. Until we
          # compare the inconsistency rates of both approaches, we still run
          # AuthorizedProjectsWorker but with some delay and lower urgency as a
          # safety net.
          group.refresh_members_authorized_projects(
            blocking: false,
            priority: UserProjectAccessChangedService::LOW_PRIORITY
          )
        else
          group.refresh_members_authorized_projects(blocking: false)
        end
      end
    end
  end
end

Projects::GroupLinks::CreateService.prepend_if_ee('EE::Projects::GroupLinks::CreateService')
