/* ============================================
   Chat messages area
   ============================================ */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    scroll-behavior: smooth;
    min-height: 200px;
}

.chat-messages:not(:has(.chat-message)) .empty-state {
    display: flex;
}

.chat-messages:has(.chat-message) .empty-state {
    display: none;
}

	<script type="text/javascript" src="${fe:url('/js/purify.min.js')}"></script>
	<script type="text/javascript" src="${fe:url('/js/chat.js')}"></script>
	<script type="text/javascript">
		$(function() {
			FessChat.init({
				apiUrl: '${fe:url('/api/v1/chat')}',
				streamUrl: '${fe:url('/api/v1/chat/stream')}',
				labels: {
					thinking: '<la:message key="labels.chat_thinking" />',

/**
 * Fess RAG Chat JavaScript
 * Enhanced with Atlassian Design System patterns
 */
var FessChat = (function() {
    'use strict';

    var config = {
        apiUrl: '/api/v1/chat',
        streamUrl: '/api/v1/chat/stream',
        labels: {
            thinking: 'Thinking...',
            waiting: '...',
            error: 'An error occurred. Please try again.',
            sources: 'Sources',
            statusReady: 'AI Assistant',

	<script type="text/javascript" src="${fe:url('/js/purify.min.js')}"></script>
	<script type="text/javascript" src="${fe:url('/js/chat.js')}"></script>
	<script type="text/javascript">
		$(function() {
			FessChat.init({
				apiUrl: '${fe:url('/api/v1/chat')}',
				streamUrl: '${fe:url('/api/v1/chat/stream')}',
				labels: {
					thinking: '<la:message key="labels.chat_thinking" />',

  HttpUrl baseUrl = server.url("/v1/chat/");

  // Exercise your application code, which should make those HTTP requests.
  // Responses are returned in the same order that they are enqueued.
  Chat chat = new Chat(baseUrl);

  chat.loadMore();
  assertEquals("hello, world!", chat.messages());

  chat.loadMore();
  chat.loadMore();
  assertEquals(""
      + "hello, world!\n"

    }

    /**
     * Sends a notification to Google Chat.
     *
     * @param cardView the card view for the notification
     * @param discloser the mail posting discloser
     */
    protected void sendToGoogleChat(final CardView cardView, final SMailPostingDiscloser discloser) {
        // https://developers.google.com/hangouts/chat/how-tos/webhooks
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        }
        clientList.add(client);
    }

    /**
     * Performs a chat completion request using the configured LLM client.
     *
     * @param request the chat request
     * @return the chat response
     * @throws LlmException if LLM is not available or an error occurs
     */
    public LlmChatResponse chat(final LlmChatRequest request) {
        final long startTime = System.currentTimeMillis();

    /** The session manager for managing chat sessions. */
    @Resource
    protected ChatSessionManager chatSessionManager;

    /**
     * Displays the chat page.
     *
     * @return the HTML response for the chat page, or redirects to search if chat is not available
     */
    @Execute
    public HtmlResponse index() {
        if (logger.isDebugEnabled()) {
            logger.debug("Chat page requested. Checking availability...");

    }

    /**
     * Performs a chat request with RAG.
     *
     * @param sessionId the session ID (can be null for new sessions)
     * @param userMessage the user's message
     * @param userId the user ID (can be null for anonymous users)
     * @return the chat response including session info and sources
     */
    public ChatResult chat(final String sessionId, final String userMessage, final String userId) {

/**
 * API Manager for RAG chat endpoints with SSE streaming support.
 *
 * @author FessProject
 */
public class ChatApiManager extends BaseApiManager {

    private static final Logger logger = LogManager.getLogger(ChatApiManager.class);

    private static final String CHAT_API_PATH = "/api/v1/chat";
    private static final String STREAM_API_PATH = "/api/v1/chat/stream";