module Ci
  class RetryBuildService < ::BaseService
    CLONE_ATTRIBUTES = %i[pipeline project ref tag options commands name
                          allow_failure stage stage_idx trigger_request
                          yaml_variables when environment coverage_regex].
                            freeze

    REJECT_ATTRIBUTES = %i[id status user token coverage trace runner
                           artifacts_expire_at artifacts_file
                           artifacts_metadata artifacts_size
                           created_at updated_at started_at finished_at
                           queued_at erased_by erased_at].freeze

    IGNORE_ATTRIBUTES = %i[type lock_version gl_project_id target_url
                           deploy job_id description].freeze

    def execute(build)
      reprocess(build).tap do |new_build|
        build.pipeline.mark_as_processable_after_stage(build.stage_idx)

        new_build.enqueue!

        MergeRequests::AddTodoWhenBuildFailsService.
          new(project, current_user).
          close(new_build)
      end
    end

    def reprocess(build)
      unless can?(current_user, :update_build, build)
        raise Gitlab::Access::AccessDeniedError
      end

      attributes = CLONE_ATTRIBUTES.map do |attribute|
        [attribute, build.send(attribute)]
      end

      attributes.push([:user, current_user])

      project.builds.create(Hash[attributes])
    end
  end
end