return redirect(getClass());
    }

    @Execute
    @Secured({ ROLE })
    public HtmlResponse deleteDocumentWords() {
        if (!suggestHelper.deleteDocumentWords()) {
            throwValidationError(messages -> messages.addErrorsFailedToDeleteDocInAdmin(GLOBAL),
                    () -> asHtml(path_AdminSuggest_AdminSuggestJsp).useForm(SuggestForm.class));

                                                        <button type="button" class="btn btn-danger btn-xs"
                                                                name="deleteDocumentWords"
                                                                data-toggle="modal"
                                                                data-target="#confirmToDocumentDelete"

            return false;
        }
        refresh();
        return true;
    }

    public boolean deleteDocumentWords() {
        final SuggestDeleteResponse response = suggester.indexer().deleteDocumentWords();
        if (response.hasError()) {
            logger.warn("Failed to delete document words.", response.getErrors().get(0));
            return false;
        }

    }

    // DELETE /api/admin/suggest/document
    @Execute
    public JsonResponse<ApiResult> delete$document() {
        if (!suggestHelper.deleteDocumentWords()) {
            throwValidationErrorApi(messages -> messages.addErrorsFailedToDeleteDocInAdmin(GLOBAL));
        }
        return asJson(new ApiResult.ApiResponse().status(ApiResult.Status.OK).result());
    }

        final SuggestDeleteResponse response = deleteByQuery(QueryBuilders.matchAllQuery());
        restoreElevateWord();
        return response;
    }

    public SuggestDeleteResponse deleteDocumentWords() {
        final long start = System.currentTimeMillis();

        final SuggestDeleteResponse deleteResponse =

        assertEquals(2, suggester.getAllWordsNum());
        assertEquals(2, suggester.getDocumentWordsNum());
        assertEquals(1, suggester.getQueryWordsNum());

        suggester.indexer().deleteDocumentWords();
        suggester.refresh();
        assertEquals(1, suggester.getAllWordsNum());
        assertEquals(0, suggester.getDocumentWordsNum());
        assertEquals(1, suggester.getQueryWordsNum());
    }