// ongoing or completed.
type restoreObjStatus struct {
	ongoing bool
	expiry  time.Time
}

// ongoingRestoreObj constructs restoreObjStatus for an ongoing restore-object.
func ongoingRestoreObj() restoreObjStatus {
	return restoreObjStatus{
		ongoing: true,
	}
}

	transitioned := make(map[string][]byte)
	transitioned[ReservedMetadataPrefixLower+TransitionStatus] = []byte(lifecycle.TransitionComplete)

	toBeRestored := make(map[string]string)
	toBeRestored[xhttp.AmzRestore] = ongoingRestoreObj().String()

	restored := make(map[string]string)
	restored[xhttp.AmzRestore] = completedRestoreObj(time.Now().UTC().Add(time.Hour)).String()

	restoredExpired := make(map[string]string)

		if alreadyRestored {
			metadata[xhttp.AmzRestore] = completedRestoreObj(restoreExpiry).String()
		} else {
			metadata[xhttp.AmzRestore] = ongoingRestoreObj().String()
		}
		objInfo.UserDefined = metadata
		if _, err := objectAPI.CopyObject(GlobalContext, bucket, object, bucket, object, objInfo, ObjectOptions{
			VersionID: objInfo.VersionID,
		}, ObjectOptions{