return new IntentDetectionResult(ChatIntent.UNCLEAR, null, null, reasoning);
    }

    /**
     * Creates a fallback search intent when intent detection fails.
     *
     * @param originalMessage the original user message
     * @return the fallback search intent result
     */
    public static IntentDetectionResult fallbackSearch(final String originalMessage) {

    @Test
    public void test_search_withEmptyQuery() {
        final IntentDetectionResult result = IntentDetectionResult.search("", "test");

        assertEquals(ChatIntent.SEARCH, result.getIntent());
        assertEquals("", result.getQuery());
    }

    @Test
    public void test_search_withNullQuery() {
        final IntentDetectionResult result = IntentDetectionResult.search(null, "test");

     *
     * @param userMessage the user's message
     * @return the detected intent with extracted keywords
     * @throws LlmException if LLM is not available
     */
    public IntentDetectionResult detectIntent(final String userMessage) {
        if (logger.isDebugEnabled()) {
            logger.debug("[LLM] Delegating detectIntent. llmType={}", getLlmType());
        }

        final List<LlmMessage> history = new ArrayList<>();
        history.add(LlmMessage.user("What is Fess?"));
        history.add(LlmMessage.assistant("Fess is an enterprise search server."));

        final IntentDetectionResult result = client.detectIntent("How about Docker?", history);

        assertEquals(ChatIntent.SEARCH, result.getIntent());
        assertEquals("Fess Docker", result.getQuery());

import org.codelibs.fess.entity.SearchRenderData;
import org.codelibs.fess.entity.SearchRequestParams;
import org.codelibs.fess.helper.MarkdownRenderer;
import org.codelibs.fess.llm.ChatIntent;
import org.codelibs.fess.llm.IntentDetectionResult;
import org.codelibs.fess.llm.LlmChatResponse;
import org.codelibs.fess.llm.LlmClient;
import org.codelibs.fess.llm.LlmClientManager;
import org.codelibs.fess.llm.LlmException;
import org.codelibs.fess.llm.LlmMessage;