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MxChat – AI Chatbot & Content Generation for WordPress / 1.0.8
MxChat – AI Chatbot & Content Generation for WordPress v1.0.8
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← All changes | js/chat-script.js +227 -4451 3.2.12 → 1.0.8 View file →
@@ -1,4580 +1,356 @@
1 1 jQuery(document).ready(function($) {
2 + // Check if floating chatbot button exists
3 + var floatingButton = $('#floating-chatbot-button');
2 4
3 - // Nonce refresh — v2 (plan-6a68c9).
4 - //
5 - // The widget no longer relies on a nonce embedded in inline cached HTML.
6 - // Before each chat-send / stream-send / upload, we call the REST endpoint
7 - // GET /wp-json/mxchat/v1/nonce and use the freshly-issued value. The
8 - // endpoint creates the nonce with action `mxchat_chat_send`; the server-side
9 - // verifier ALSO still accepts the legacy `mxchat_chat_nonce` action for a
10 - // 30-day backwards-compat window so cached pages still in users' browsers
11 - // (which carry the legacy inline-localized nonce) keep working.
12 - //
13 - // Cache: a single module-scoped slot. TTL 12h conservatively (WP nonces are
14 - // 24h but we refetch at half-life so a freshly-cached-page user never sees
15 - // a borderline-stale nonce).
16 - var cachedFreshNonce = null;
17 - var cachedFreshNonceFetchedAt = 0;
18 - var NONCE_TTL_MS = 12 * 60 * 60 * 1000;
19 - var nonceRefreshState = 'idle'; // 'idle' | 'pending' | 'done'
20 - var nonceRefreshCallbacks = [];
21 -
22 - function getRestNonceUrl() {
23 - if (typeof mxchatChat !== 'undefined' && mxchatChat.rest_url) {
24 - return mxchatChat.rest_url.replace(/\/+$/, '') + '/nonce';
25 - }
26 - // Fallback: derive from current origin if mxchatChat.rest_url isn't set.
27 - return window.location.origin + '/wp-json/mxchat/v1/nonce';
28 - }
29 -
30 - function fetchFreshNonceFromRest() {
31 - return fetch(getRestNonceUrl(), {
32 - credentials: 'same-origin',
33 - headers: { 'Accept': 'application/json' }
34 - }).then(function (resp) {
35 - if (!resp.ok) {
36 - throw new Error('REST nonce fetch failed: ' + resp.status);
37 - }
38 - return resp.json();
39 - }).then(function (data) {
40 - if (data && data.nonce) {
41 - return data.nonce;
42 - }
43 - throw new Error('REST nonce response had no nonce field.');
44 - });
45 - }
46 -
47 - /**
48 - * withFreshNonce(cb) — invoke cb() after ensuring mxchatChat.nonce is fresh.
49 - * Tries REST endpoint first (cache-bypass design); falls back to the legacy
50 - * admin-ajax refresh path if REST is unavailable. Idempotent — concurrent
51 - * calls share the same in-flight refresh.
52 - */
53 - function withFreshNonce(callback) {
54 - if (typeof mxchatChat === 'undefined') {
55 - if (callback) callback();
56 - return;
57 - }
58 - var now = Date.now();
59 - if (cachedFreshNonce && (now - cachedFreshNonceFetchedAt) < NONCE_TTL_MS) {
60 - mxchatChat.nonce = cachedFreshNonce;
61 - if (callback) callback();
62 - return;
63 - }
64 - if (callback) nonceRefreshCallbacks.push(callback);
65 - if (nonceRefreshState === 'pending') return;
66 - nonceRefreshState = 'pending';
67 -
68 - var resolved = function (nonce) {
69 - if (nonce) {
70 - cachedFreshNonce = nonce;
71 - cachedFreshNonceFetchedAt = Date.now();
72 - mxchatChat.nonce = nonce;
73 - }
74 - nonceRefreshState = 'done';
75 - var pending = nonceRefreshCallbacks;
76 - nonceRefreshCallbacks = [];
77 - pending.forEach(function (cb) { try { cb(); } catch (e) {} });
78 - };
79 -
80 - fetchFreshNonceFromRest()
81 - .then(resolved)
82 - .catch(function () {
83 - // Fallback to the legacy admin-ajax refresh path (issued with the
84 - // old action `mxchat_chat_nonce`; the server still accepts both
85 - // during the compat window).
86 - if (mxchatChat.ajax_url) {
87 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce' })
88 - .done(function (res) {
89 - if (res && res.success && res.data && res.data.nonce) {
90 - resolved(res.data.nonce);
91 - return;
92 - }
93 - resolved(null);
94 - })
95 - .fail(function () { resolved(null); });
96 - } else {
97 - resolved(null);
98 - }
99 - });
100 - }
101 -
102 - // Backwards-compat alias — every existing caller in this file (and any
103 - // out-of-tree consumer that hit this internal API) keeps working unchanged.
104 - function refreshNonceIfNeeded(callback) {
105 - return withFreshNonce(callback);
106 - }
107 -
108 - // Dynamic-settings refresh (plan-32db95).
109 - //
110 - // Every widget setting ships inline in cached page HTML, so behind a
111 - // full-page cache the site owner can't purge (host cache, CDN, the
112 - // browser itself) a toggled setting looks broken until the cache turns
113 - // over. Same distrust-cached-HTML reasoning as the per-request nonce:
114 - // on the FIRST widget open per page load we ask the nonce endpoint for
115 - // the current behavior-gate settings (?with_settings=1), merge them over
116 - // mxchatChat, and rebuild the header menu. Colors are NOT refreshed —
117 - // they're server-inline-styled, so a runtime swap would visibly flash.
118 - // On any failure we keep the inline values silently (nonce-fallback
119 - // posture). At most one request per page load, only if a widget opens.
120 - var dynamicSettingsState = 'idle'; // 'idle' | 'pending' | 'done'
121 -
122 - function mxchatRefreshDynamicSettings() {
123 - if (dynamicSettingsState !== 'idle') return;
124 - if (typeof mxchatChat === 'undefined') return;
125 - dynamicSettingsState = 'pending';
126 -
127 - var applied = function (data) {
128 - dynamicSettingsState = 'done';
129 - if (!data) return; // endpoint unavailable — inline values stand.
130 - if (data.nonce) {
131 - // Seed the nonce cache too: saves the first send's REST
132 - // round-trip and keeps us under the endpoint's rate limit.
133 - cachedFreshNonce = data.nonce;
134 - cachedFreshNonceFetchedAt = Date.now();
135 - mxchatChat.nonce = data.nonce;
136 - }
137 - if (data.settings && typeof data.settings === 'object') {
138 - $.extend(mxchatChat, data.settings);
139 - mxchatRebuildHeaderMenus();
140 - }
141 - };
142 -
143 - fetch(getRestNonceUrl() + '?with_settings=1', {
144 - credentials: 'same-origin',
145 - headers: { 'Accept': 'application/json' }
146 - }).then(function (resp) {
147 - if (!resp.ok) throw new Error('settings refresh failed: ' + resp.status);
148 - return resp.json();
149 - }).then(applied).catch(function () {
150 - // Fallback: legacy admin-ajax refresh path, same as withFreshNonce.
151 - if (mxchatChat.ajax_url) {
152 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce', with_settings: 1 })
153 - .done(function (res) {
154 - applied(res && res.success && res.data ? res.data : null);
155 - })
156 - .fail(function () { applied(null); });
157 - } else {
158 - applied(null);
159 - }
160 - });
161 - }
162 -
163 - // ====================================
164 - // MULTI-INSTANCE MANAGEMENT SYSTEM
165 - // ====================================
166 -
167 - // Instance registry - tracks all chatbot instances on the page
168 - const MxChatInstances = {
169 - instances: {},
170 -
171 - // Initialize an instance for a bot
172 - init: function(botId) {
173 - if (!this.instances[botId]) {
174 - // When persistence is OFF, track when this session started
175 - // so the AI only sees messages from this page load
176 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
177 -
178 - this.instances[botId] = {
179 - botId: botId,
180 - sessionId: null,
181 - lastSeenMessageId: '',
182 - notificationCheckInterval: null,
183 - pollingInterval: null,
184 - processedMessageIds: new Set(),
185 - activePdfFile: null,
186 - activeWordFile: null,
187 - chatHistoryLoaded: false,
188 - isStreaming: false,
189 - // Fresh context timestamp - only used when persistence is OFF
190 - sessionStartTimestamp: chatPersistenceEnabled ? 0 : Date.now()
191 - };
192 - }
193 - return this.instances[botId];
194 - },
195 -
196 - // Get instance by botId
197 - get: function(botId) {
198 - return this.instances[botId] || this.init(botId);
199 - },
200 -
201 - // Get all active bot IDs
202 - getAllBotIds: function() {
203 - return Object.keys(this.instances);
204 - },
205 -
206 - // Session management per bot
207 - // Returns existing session ID from cookie or localStorage (with in-memory fallback),
208 - // or null if none exists. Does NOT create a new session — use ensureSession() for that.
209 - getChatSession: function(botId) {
210 - var cookieName = 'mxchat_session_id_' + botId;
211 - var storageKey = 'mxchat_session_id_' + botId;
212 - var sessionId = getCookie(cookieName);
213 -
214 - // Fallback to localStorage if cookie is missing (e.g. cleared by browser/consent)
215 - if (!sessionId) {
216 - try { sessionId = localStorage.getItem(storageKey); } catch (e) {}
217 - }
218 -
219 - // Fallback to in-memory instance when cookie AND localStorage are both blocked
220 - // (Safari ITP, strict tracking prevention, cross-origin iframes with partitioned
221 - // storage). Without this, ensureSession() can generate and store an ID that
222 - // getChatSession() then can't read back, causing null session_ids on send.
223 - if (!sessionId && this.instances[botId] && this.instances[botId].sessionId) {
224 - sessionId = this.instances[botId].sessionId;
225 - }
226 -
227 - // Guard against stored sentinel values that indicate earlier broken writes.
228 - if (sessionId === 'null' || sessionId === 'undefined') {
229 - sessionId = null;
230 - }
231 -
232 - // Re-sync cookie from localStorage if cookie was lost
233 - if (sessionId && !getCookie(cookieName)) {
234 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
235 - }
236 -
237 - return sessionId || null;
238 - },
239 -
240 - // Lazy session initializer — called on first user interaction
241 - ensureSession: function(botId) {
242 - botId = botId || 'default';
243 - var instance = this.instances[botId] || this.init(botId);
244 -
245 - if (instance.sessionId) {
246 - return instance.sessionId;
247 - }
248 -
249 - // Check for existing session from cookie or localStorage
250 - var existingSession = this.getChatSession(botId);
251 -
252 - if (existingSession) {
253 - instance.sessionId = existingSession;
254 - } else {
255 - // Brand new session
256 - var newId = generateSessionId();
257 - this.setChatSession(botId, newId);
258 - instance.sessionId = newId;
259 - }
260 -
261 - // Now that we have a session, do the deferred work
262 - refreshNonceIfNeeded();
263 - trackOriginatingPage();
264 -
265 - // Note: loadChatHistory is handled by showChatContainerForBot with loader UI,
266 - // so we do NOT call it here to avoid a race condition.
267 -
268 - return instance.sessionId;
269 - },
270 -
271 - setChatSession: function(botId, sessionId) {
272 - var cookieName = 'mxchat_session_id_' + botId;
273 - var storageKey = 'mxchat_session_id_' + botId;
274 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
275 - try { localStorage.setItem(storageKey, sessionId); } catch (e) {}
276 - if (this.instances[botId]) {
277 - this.instances[botId].sessionId = sessionId;
278 - }
279 - },
280 -
281 - resetChatSession: function(botId) {
282 - // Clear old session from localStorage before setting new one
283 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
284 - var newSessionId = generateSessionId();
285 - this.setChatSession(botId, newSessionId);
286 - var $chatBox = getElement(botId, 'chat-box');
287 - if ($chatBox.length) {
288 - $chatBox.find('.user-message, .bot-message:not(:first), .agent-message').remove();
289 - }
290 - if (this.instances[botId]) {
291 - this.instances[botId].chatHistoryLoaded = false;
292 - this.instances[botId].processedMessageIds = new Set();
293 - }
294 - },
295 -
296 - // Silent reset — new session ID without clearing the chat UI
297 - // Used when IP changes mid-conversation so the user doesn't see messages vanish
298 - silentResetSession: function(botId) {
299 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
300 - var newSessionId = generateSessionId();
301 - this.setChatSession(botId, newSessionId);
302 - if (this.instances[botId]) {
303 - this.instances[botId].sessionId = newSessionId;
304 - }
305 - return newSessionId;
306 - }
307 - };
308 -
309 - // ====================================
310 - // ELEMENT SELECTOR HELPERS
311 - // ====================================
312 -
313 - // Check if a specific bot has an AI theme assigned (skip inline colors)
314 - function shouldSkipInlineColors(botId) {
315 - // If global AI theme is active, skip inline colors for all bots
316 - if (mxchatChat.skip_inline_colors) {
317 - return true;
318 - }
319 - // Check if this specific bot has a theme assignment
320 - var botAssignments = mxchatChat.bot_theme_assignments || {};
321 - return botAssignments.hasOwnProperty(botId);
322 - }
323 -
324 - // Get element by ID with bot suffix - returns jQuery object
325 - function getElement(botId, elementName) {
326 - return $('#' + elementName + '-' + botId);
327 - }
328 -
329 - // Get element by ID with bot suffix - returns DOM element
330 - function getElementDOM(botId, elementName) {
331 - return document.getElementById(elementName + '-' + botId);
332 - }
333 -
334 - // Get bot ID from any element within a chatbot instance
335 - function getBotIdFromElement(element) {
336 - var $wrapper = $(element).closest('.mxchat-chatbot-wrapper');
337 - if ($wrapper.length) {
338 - return $wrapper.data('bot-id') || 'default';
339 - }
340 - // Fallback: try to find from floating container
341 - var $floating = $(element).closest('.floating-chatbot');
342 - if ($floating.length) {
343 - var id = $floating.attr('id') || '';
344 - var match = id.match(/floating-chatbot-(.+)/);
345 - if (match) return match[1];
346 - }
347 - // Fallback: check if element itself has an ID with bot suffix (e.g., floating-chatbot-button-{bot_id})
348 - var elementId = $(element).attr('id') || '';
349 - if (elementId) {
350 - // Match patterns like: floating-chatbot-button-{bot_id}, pre-chat-message-{bot_id}
351 - var idMatch = elementId.match(/^(?:floating-chatbot-button|pre-chat-message|chat-notification-badge)-(.+)$/);
352 - if (idMatch) return idMatch[1];
353 - }
354 - return 'default';
355 - }
356 -
357 - // Get wrapper element for a bot
358 - function getWrapper(botId) {
359 - return getElement(botId, 'mxchat-chatbot-wrapper');
360 - }
361 -
362 - // ====================================
363 - // GLOBAL VARIABLES & CONFIGURATION
364 - // ====================================
365 - const toolbarIconColor = mxchatChat.toolbar_icon_color || '#212121';
366 -
367 - // Initialize color settings (these are global as they come from PHP)
5 + // Retrieve color settings from PHP
368 6 var userMessageBgColor = mxchatChat.user_message_bg_color;
369 7 var userMessageFontColor = mxchatChat.user_message_font_color;
370 8 var botMessageBgColor = mxchatChat.bot_message_bg_color;
371 9 var botMessageFontColor = mxchatChat.bot_message_font_color;
372 - var liveAgentMessageBgColor = mxchatChat.live_agent_message_bg_color;
373 - var liveAgentMessageFontColor = mxchatChat.live_agent_message_font_color;
374 10
375 - var linkTarget = mxchatChat.link_target_toggle === 'on' ? '_blank' : '_self';
11 + // Function to handle sending a message
12 + function sendMessage() {
13 + var message = $('#chat-input').val();
14 + if (message) {
15 + appendMessage("user", message);
16 + $('#chat-input').val('');
376 17
377 - // ====================================
378 - // SESSION MANAGEMENT (Legacy compatibility)
379 - // ====================================
18 + // Show typing indicator
19 + appendThinkingMessage(); // Use this instead of appendMessage for the typing indicator
20 + scrollToBottom(); // Add this line
380 21
381 - function getCookie(name) {
382 - let value = "; " + document.cookie;
383 - let parts = value.split("; " + name + "=");
384 - if (parts.length == 2) return parts.pop().split(";").shift();
385 - }
386 -
387 - function generateSessionId() {
388 - return 'mxchat_chat_' + Math.random().toString(36).substr(2, 9);
389 - }
390 -
391 - // Legacy function - now delegates to instance manager
392 - function getChatSession(botId) {
393 - botId = botId || 'default';
394 - return MxChatInstances.getChatSession(botId);
395 - }
396 -
397 - function setChatSession(sessionId, botId) {
398 - botId = botId || 'default';
399 - MxChatInstances.setChatSession(botId, sessionId);
400 - }
401 -
402 - function resetChatSession(botId) {
403 - botId = botId || 'default';
404 - MxChatInstances.resetChatSession(botId);
405 - }
406 -
407 - // ====================================
408 - // INITIALIZE ALL CHATBOT INSTANCES
409 - // ====================================
410 -
411 - function initializeAllInstances() {
412 - // Find all chatbot wrappers on the page
413 - $('.mxchat-chatbot-wrapper').each(function() {
414 - var botId = $(this).data('bot-id') || 'default';
415 - MxChatInstances.init(botId);
416 - initializeBotInstance(botId);
417 - });
418 - }
419 -
420 - function initializeBotInstance(botId) {
421 - var instance = MxChatInstances.get(botId);
422 -
423 - // Initialize quick questions state for this bot
424 - checkQuickQuestionsState(botId);
425 -
426 - // Note: Event handlers use event delegation with class selectors,
427 - // so they work automatically for all instances without per-bot setup
428 - }
429 -
430 -// ====================================
431 -// CONTEXTUAL AWARENESS FUNCTIONALITY
432 -// ====================================
433 -
434 -function getPageContext() {
435 - // Check if contextual awareness is enabled
436 - if (mxchatChat.contextual_awareness_toggle !== 'on') {
437 - return null;
438 - }
439 -
440 - // Get page URL
441 - const pageUrl = window.location.href;
442 -
443 - // Get page title
444 - const pageTitle = document.title || '';
445 -
446 - // Get main content from the page
447 - let pageContent = '';
448 -
449 - // Try to get content from common content areas
450 - const contentSelectors = [
451 - 'main',
452 - '[role="main"]',
453 - '.content',
454 - '.main-content',
455 - '.post-content',
456 - '.entry-content',
457 - '.page-content',
458 - 'article',
459 - '#content',
460 - '#main'
461 - ];
462 -
463 - let contentElement = null;
464 - for (const selector of contentSelectors) {
465 - contentElement = document.querySelector(selector);
466 - if (contentElement) {
467 - break;
468 - }
469 - }
470 -
471 - // If no specific content area found, use body but exclude header, footer, nav, sidebar
472 - if (!contentElement) {
473 - contentElement = document.body;
474 - }
475 -
476 - if (contentElement) {
477 - // Clone the element to avoid modifying the original
478 - const clone = contentElement.cloneNode(true);
479 -
480 - // Remove unwanted elements
481 - const unwantedSelectors = [
482 - 'header',
483 - 'footer',
484 - 'nav',
485 - '.navigation',
486 - '.sidebar',
487 - '.widget',
488 - '.menu',
489 - 'script',
490 - 'style',
491 - '.comments',
492 - '#comments',
493 - '.breadcrumb',
494 - '.breadcrumbs',
495 - '#floating-chatbot',
496 - '#floating-chatbot-button',
497 - '.mxchat',
498 - '[class*="chat"]',
499 - '[id*="chat"]'
500 - ];
501 -
502 - unwantedSelectors.forEach(selector => {
503 - const elements = clone.querySelectorAll(selector);
504 - elements.forEach(el => el.remove());
505 - });
506 -
507 - // Extract MxChat context data attributes before getting text content
508 - const contextData = [];
509 - clone.querySelectorAll('[data-mxchat-context]').forEach(el => {
510 - const contextValue = el.dataset.mxchatContext;
511 - if (contextValue && contextValue.trim()) {
512 - contextData.push(contextValue);
513 - }
514 - });
515 -
516 - // Get text content and clean it up
517 - pageContent = clone.textContent || clone.innerText || '';
518 -
519 - // Add context data to page content if any were found
520 - if (contextData.length > 0) {
521 - pageContent += '\n\nAdditional Context:\n' + contextData.join('\n');
522 - }
523 -
524 - // Clean up whitespace and limit length
525 - pageContent = pageContent
526 - .replace(/\s+/g, ' ')
527 - .trim()
528 - .substring(0, 3000); // Limit to 3000 characters to avoid token limits
529 - }
530 -
531 - // Only return context if we have meaningful content
532 - if (!pageContent || pageContent.length < 50) {
533 - return null;
534 - }
535 -
536 - return {
537 - url: pageUrl,
538 - title: pageTitle,
539 - content: pageContent
540 - };
541 -}
542 -
543 -// Track originating page when chat starts
544 -function trackOriginatingPage() {
545 - const sessionId = getChatSession();
546 - const pageUrl = window.location.href;
547 - const pageTitle = document.title || 'Untitled Page';
548 -
549 - // Only track once per session
550 - const trackingKey = 'mxchat_originating_tracked_' + sessionId;
551 - if (sessionStorage.getItem(trackingKey)) {
552 - return;
553 - }
554 -
555 - $.ajax({
556 - url: mxchatChat.ajax_url,
557 - type: 'POST',
558 - data: {
559 - action: 'mxchat_track_originating_page',
560 - session_id: sessionId,
561 - page_url: pageUrl,
562 - page_title: pageTitle,
563 - nonce: mxchatChat.nonce
564 - },
565 - success: function(response) {
566 - if (response.success) {
567 - sessionStorage.setItem(trackingKey, 'true');
568 - }
569 - }
570 - });
571 -}
572 -
573 -// ====================================
574 -// CORE CHAT FUNCTIONALITY
575 -// ====================================
576 -
577 -// Helper functions to disable/enable chat input while waiting for response
578 -function disableChatInput(botId) {
579 - botId = botId || 'default';
580 - var chatInput = getElementDOM(botId, 'chat-input');
581 - var sendButton = getElementDOM(botId, 'send-button');
582 - if (chatInput) {
583 - chatInput.disabled = true;
584 - chatInput.style.opacity = '0.6';
585 - }
586 - if (sendButton) {
587 - sendButton.disabled = true;
588 - sendButton.style.opacity = '0.5';
589 - sendButton.style.pointerEvents = 'none';
590 - }
591 -}
592 -
593 -function enableChatInput(botId) {
594 - botId = botId || 'default';
595 - var chatInput = getElementDOM(botId, 'chat-input');
596 - var sendButton = getElementDOM(botId, 'send-button');
597 - if (chatInput) {
598 - chatInput.disabled = false;
599 - chatInput.style.opacity = '1';
600 - chatInput.focus();
601 - }
602 - if (sendButton) {
603 - sendButton.disabled = false;
604 - sendButton.style.opacity = '1';
605 - sendButton.style.pointerEvents = 'auto';
606 - }
607 - // Every completion path re-enables input, so this is the single restore
608 - // point for the streaming Stop affordance (no-op when not in stop mode).
609 - mxchatRestoreSendButton(botId);
610 -}
611 -
612 -// --- Streaming Stop control -------------------------------------------------
613 -// One live stream handle per bot instance, so Stop on one widget never aborts
614 -// another bot on the same page.
615 -var mxchatActiveStreams = {};
616 -// Original send-button markup, captured once per bot the first time the Stop
617 -// state is shown (never captured while already in stop mode, so a rapid
618 -// stop-then-resend can't save the stop glyph as the "original").
619 -var mxchatSendMarkup = {};
620 -
621 -function mxchatShowStopButton(botId) {
622 - var btn = getElementDOM(botId, 'send-button');
623 - if (!btn) return;
624 - if (!btn.classList.contains('mxchat-stop-mode')) {
625 - mxchatSendMarkup[botId] = {
626 - html: btn.innerHTML,
627 - label: btn.getAttribute('aria-label')
628 - };
629 - }
630 -
631 - // Mirror the send icon's rendered size + color so the stop glyph looks
632 - // native, including custom send images/colors and theme overrides.
633 - var child = btn.querySelector('svg, img');
634 - var size = 25;
635 - var color = '';
636 - if (child) {
637 - var rect = child.getBoundingClientRect();
638 - if (rect.width) {
639 - size = Math.round(Math.min(rect.width, rect.height));
640 - }
641 - var cs = window.getComputedStyle(child);
642 - color = (child.tagName.toLowerCase() === 'svg' ? cs.fill : cs.color) || '';
643 - }
644 - var stopLabel = (typeof mxchatChat !== 'undefined' && mxchatChat.stop_button_label) || 'Stop response';
645 - btn.innerHTML = '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" style="width:' + size + 'px;height:' + size + 'px;' + (color ? 'fill:' + color + ';' : '') + '"><rect x="5" y="5" width="14" height="14" rx="3"></rect></svg>';
646 - // An add-on's DIRECT send-button handler (e.g. mxchat-vision's rebind) can
647 - // start a stream synchronously while the originating click is still
648 - // bubbling up to our delegated handler. Without this guard, that handler
649 - // reads the just-added stop-mode class as a user Stop press and aborts the
650 - // brand-new stream — the user's message renders but no reply ever fires
651 - // (plan-4bba64 silent message loss). The flag only spans the current event
652 - // dispatch: cleared on the next macrotask, long before a real Stop click.
653 - btn.__mxchatStopJustShown = true;
654 - setTimeout(function () { btn.__mxchatStopJustShown = false; }, 0);
655 - btn.classList.add('mxchat-stop-mode');
656 - btn.setAttribute('aria-label', stopLabel);
657 - btn.setAttribute('title', stopLabel);
658 - // disableChatInput() ran when the turn was sent; the Stop control itself
659 - // must stay clickable while the textarea remains disabled.
660 - btn.disabled = false;
661 - btn.style.opacity = '1';
662 - btn.style.pointerEvents = 'auto';
663 -}
664 -
665 -function mxchatRestoreSendButton(botId) {
666 - var btn = getElementDOM(botId, 'send-button');
667 - var saved = mxchatSendMarkup[botId];
668 - if (!btn || !btn.classList.contains('mxchat-stop-mode') || !saved) return;
669 - btn.innerHTML = saved.html;
670 - btn.classList.remove('mxchat-stop-mode');
671 - btn.removeAttribute('title');
672 - if (saved.label) {
673 - btn.setAttribute('aria-label', saved.label);
674 - }
675 -}
676 -
677 -function mxchatStopStreaming(botId) {
678 - var entry = mxchatActiveStreams[botId];
679 - if (!entry || !entry.controller) return;
680 - entry.aborted = true;
681 - try { entry.controller.abort(); } catch (e) {}
682 -}
683 -
684 -// Returns true when a stream rejection came from an intentional Stop click:
685 -// keep the partial text as the turn's answer — no error UI, no fallback resend.
686 -function mxchatHandleStreamAbort(botId, accumulatedContent, callback) {
687 - var entry = mxchatActiveStreams[botId];
688 - if (!entry || !entry.aborted) return false;
689 - delete mxchatActiveStreams[botId];
690 - if (!accumulatedContent) {
691 - // Stopped before the first chunk: drop the thinking bubble, no orphan message.
692 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
693 - }
694 - enableChatInput(botId); // also restores the send icon
695 - if (callback) {
696 - callback(accumulatedContent || '');
697 - }
698 - return true;
699 -}
700 -
701 -// Update your existing sendMessage function
702 -function sendMessage(botId) {
703 - botId = botId || 'default';
704 - MxChatInstances.ensureSession(botId);
705 - var $chatInput = getElement(botId, 'chat-input');
706 - var message = $chatInput.val();
707 -
708 - // ADD PROMPT HOOK HERE
709 - if (typeof customMxChatFilter === 'function') {
710 - message = customMxChatFilter(message, "prompt");
711 - }
712 -
713 - if (message) {
714 - // Don't disable input in live agent mode - let users chat freely
715 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
716 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
717 - if (!isAgentMode) {
718 - disableChatInput(botId);
719 - }
720 -
721 - appendMessage("user", message, '', [], false, botId);
722 - $chatInput.val('');
723 - mxchatUpdateCharCounter($chatInput[0]); // reset the char counter after send (plan 7091a2)
724 - $chatInput.css('height', 'auto');
725 -
726 - if (hasQuickQuestions(botId)) {
727 - collapseQuickQuestions(botId);
728 - }
729 - appendThinkingMessage(botId);
730 - scrollToBottom(botId);
731 -
732 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
733 -
734 - // Check if streaming is enabled AND supported for this model
735 - if (shouldUseStreaming(currentModel)) {
736 - callMxChatStream(message, function(response) {
737 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
738 - }, botId);
739 - } else {
740 22 callMxChat(message, function(response) {
741 - replaceLastMessage("bot", response, '', [], botId);
742 - }, botId);
743 - }
744 - }
745 -}
746 -
747 -// Update your existing sendMessageToChatbot function
748 -function sendMessageToChatbot(message, botId) {
749 - botId = botId || 'default';
750 - MxChatInstances.ensureSession(botId);
751 -
752 - // ADD PROMPT HOOK HERE
753 - if (typeof customMxChatFilter === 'function') {
754 - message = customMxChatFilter(message, "prompt");
755 - }
756 -
757 - // Don't disable input in live agent mode - let users chat freely
758 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
759 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
760 - if (!isAgentMode) {
761 - disableChatInput(botId);
762 - }
763 -
764 - var sessionId = getChatSession(botId);
765 -
766 - if (hasQuickQuestions(botId)) {
767 - collapseQuickQuestions(botId);
768 - }
769 - appendThinkingMessage(botId);
770 - scrollToBottom(botId);
771 -
772 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
773 -
774 - // Check if streaming is enabled AND supported for this model
775 - if (shouldUseStreaming(currentModel)) {
776 - callMxChatStream(message, function(response) {
777 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
778 - }, botId);
779 - } else {
780 - callMxChat(message, function(response) {
781 - getElement(botId, 'chat-box').find('.temporary-message').remove();
782 - replaceLastMessage("bot", response, '', [], botId);
783 - }, botId);
784 - }
785 -}
786 -
787 -// Updated shouldUseStreaming function with debugging
788 -function shouldUseStreaming(model) {
789 - // Check if streaming is enabled in settings (using your toggle naming pattern)
790 - const streamingEnabled = mxchatChat.enable_streaming_toggle === 'on';
791 -
792 - // Check if model supports streaming
793 - const streamingSupported = isStreamingSupported(model);
794 -
795 -
796 - // Only use streaming if both enabled and supported
797 - return streamingEnabled && streamingSupported;
798 -}
799 -
800 -// Helper function to handle chat mode updates
801 -function handleChatModeUpdates(response, responseText) {
802 - // Check for explicit chat mode in response (THIS IS THE KEY FIX)
803 - if (response.chat_mode) {
804 - updateChatModeIndicator(response.chat_mode);
805 - return; // Return early since we found explicit mode
806 - }
807 - // Check for fallback response chat mode
808 - else if (response.fallbackResponse && response.fallbackResponse.chat_mode) {
809 - updateChatModeIndicator(response.fallbackResponse.chat_mode);
810 - return; // Return early since we found explicit mode
811 - }
812 -
813 - // Only do text-based detection if no explicit mode was provided
814 - // Check for specific AI chatbot response text
815 - if (responseText === 'You are now chatting with the AI chatbot.' ||
816 - responseText.includes('now chatting with the AI') ||
817 - responseText.includes('switched to AI mode') ||
818 - responseText.includes('AI chatbot is now')) {
819 - updateChatModeIndicator('ai');
820 - }
821 - // Check for agent transfer messages
822 - else if (responseText.includes('agent') &&
823 - (responseText.includes('transfer') || responseText.includes('connected'))) {
824 - updateChatModeIndicator('agent');
825 - }
826 -}
827 -
828 -// Function to get bot ID from any element or wrapper
829 -// If element is provided, finds the bot ID from its wrapper
830 -// If no element, returns 'default' (for backward compatibility)
831 -function getMxChatBotId(element) {
832 - if (element) {
833 - return getBotIdFromElement(element);
834 - }
835 - // Fallback: find first chatbot wrapper on page
836 - const chatbotWrapper = document.querySelector('.mxchat-chatbot-wrapper');
837 - return chatbotWrapper ? chatbotWrapper.getAttribute('data-bot-id') || 'default' : 'default';
838 -}
839 -
840 -function callMxChat(message, callback, botId) {
841 - botId = botId || getMxChatBotId();
842 -
843 - // Streaming fallbacks land here: drop any leftover stream handle and
844 - // return the button to its send state (no-op for plain non-stream turns).
845 - if (mxchatActiveStreams[botId]) {
846 - delete mxchatActiveStreams[botId];
847 - }
848 - mxchatRestoreSendButton(botId);
849 -
850 - // Store the message in case we need to retry after session reset
851 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
852 -
853 - // Get page context if contextual awareness is enabled
854 - const pageContext = getPageContext();
855 -
856 - // Get instance for session start timestamp (used when persistence is OFF)
857 - var instance = MxChatInstances.get(botId);
858 -
859 - // Guarantee a non-null session_id before the AJAX leaves. ensureSession() is idempotent
860 - // and returns the guaranteed-present session id from the in-memory instance even when
861 - // cookie/localStorage writes are silently blocked by the browser.
862 - var sessionId = MxChatInstances.ensureSession(botId);
863 - if (!sessionId || sessionId === 'null' || sessionId === 'undefined') {
864 - // Last-resort generation to ensure we never POST a null marker.
865 - sessionId = generateSessionId();
866 - MxChatInstances.setChatSession(botId, sessionId);
867 - }
868 -
869 - // Wait for the page-cache nonce refresh to complete before firing the
870 - // chat-send AJAX. On cached pages the inline mxchatChat.nonce is stale
871 - // until refreshNonceIfNeeded() returns; constructing ajaxData inside the
872 - // callback guarantees we read the fresh value. See plan-c5457f.
873 - refreshNonceIfNeeded(function() {
874 - // Prepare AJAX data
875 - const ajaxData = {
876 - action: 'mxchat_handle_chat_request',
877 - message: message,
878 - session_id: sessionId,
879 - nonce: mxchatChat.nonce,
880 - current_page_url: window.location.href,
881 - current_page_title: document.title,
882 - bot_id: botId,
883 - // Pass session start timestamp so AI context matches what user sees
884 - session_start_timestamp: instance.sessionStartTimestamp || 0
885 - };
886 -
887 - // Add page context if available
888 - if (pageContext) {
889 - ajaxData.page_context = JSON.stringify(pageContext);
890 - }
891 -
892 - // CHECK FOR VISION FLAGS AND ADD THEM
893 - if (window.mxchatVisionProcessed) {
894 - ajaxData.vision_processed = true;
895 - ajaxData.original_user_message = window.mxchatOriginalMessage || message;
896 - ajaxData.vision_images_count = window.mxchatVisionImagesCount || 0;
897 - // Clear the flags after use
898 - window.mxchatVisionProcessed = false;
899 - window.mxchatOriginalMessage = null;
900 - window.mxchatVisionImagesCount = 0;
901 - }
902 -
903 - $.ajax({
904 - url: mxchatChat.ajax_url,
905 - type: 'POST',
906 - dataType: 'json',
907 - data: ajaxData,
908 - success: function(response) {
909 - // IMMEDIATE CHAT MODE UPDATE - This should be FIRST
910 - if (response.chat_mode) {
911 - updateChatModeIndicator(response.chat_mode, botId);
912 - }
913 -
914 - // Also check in data property if response is wrapped
915 - if (response.data && response.data.chat_mode) {
916 - updateChatModeIndicator(response.data.chat_mode, botId);
917 - }
918 -
919 - // SECURITY FIX: Check for errors FIRST before checking for success
920 - // This ensures API errors (quota exceeded, invalid key, rate limit) are properly displayed
921 - if (response.success === false || (response.data && response.data.error_message)) {
922 - let errorMessage = "";
923 - let errorCode = "";
924 -
925 - // Check various possible error locations in the response
926 - if (response.data && response.data.error_message) {
927 - errorMessage = response.data.error_message;
928 - errorCode = response.data.error_code || "";
929 - } else if (response.error_message) {
930 - errorMessage = response.error_message;
931 - errorCode = response.error_code || "";
932 - } else if (response.message) {
933 - errorMessage = response.message;
934 - } else if (typeof response.data === 'string') {
935 - errorMessage = response.data;
936 - } else {
937 - // Fallback for any other unexpected response format
938 - errorMessage = "An error occurred. Please try again or contact support.";
939 - }
940 -
941 - // Handle session reset action (IP changed, session expired, etc.)
942 - // Silent reset — keep chat UI intact, just get a new session and retry
943 - if (response.data && response.data.action === 'reset_session') {
944 - MxChatInstances.silentResetSession(botId);
945 - // Re-send the original message with the new session (user message is already displayed)
946 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
947 - if (originalMessage) {
948 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
949 - var currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
950 - if (shouldUseStreaming(currentModel)) {
951 - callMxChatStream(originalMessage, function(response) {
952 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
953 - }, botId);
954 - } else {
955 - callMxChat(originalMessage, function(response) {
956 - replaceLastMessage("bot", response, '', [], botId);
957 - }, botId);
958 - }
959 - }
960 - return;
961 - }
962 -
963 - // Format user-friendly error message
964 - let displayMessage = errorMessage;
965 -
966 - // Customize message for admin users
967 - if (mxchatChat.is_admin) {
968 - // For admin users, show more technical details including error code
969 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
970 - }
971 -
972 - replaceLastMessage("bot", displayMessage, '', [], botId);
973 - return; // Exit early for errors
974 - }
975 -
976 - // NOW check if this is a successful response by looking for text, html, or message fields
977 - // This preserves compatibility with your server response format
978 - if (response.text !== undefined || response.html !== undefined || response.message !== undefined ||
979 - (response.success === true && response.data && response.data.status === 'waiting_for_agent')) {
980 -
981 - // Handle successful response - this is your original success handling code
982 -
983 - // Handle other responses
984 - let responseText = response.text || '';
985 - let responseHtml = response.html || '';
986 - let responseMessage = response.message || '';
987 -
988 - // Add PDF filename handling
989 - if (response.data && response.data.filename) {
990 - showActivePdf(response.data.filename, botId);
991 - var instance = MxChatInstances.get(botId);
992 - instance.activePdfFile = response.data.filename;
993 - }
994 -
995 - // Add redirect check here
996 - if (response.redirect_url) {
997 - if (responseText) {
998 - replaceLastMessage("bot", responseText, '', [], botId);
999 - }
1000 - setTimeout(() => {
1001 - window.location.href = response.redirect_url;
1002 - }, 1500);
1003 - return;
1004 - }
1005 -
1006 - // Check for live agent response
1007 - if (response.success && response.data && response.data.status === 'waiting_for_agent') {
1008 - removeThinkingDots(botId);
1009 - updateChatModeIndicator('agent', botId);
1010 - enableChatInput(botId);
1011 - return;
1012 - }
1013 -
1014 - // Handle the message and show notification if chat is hidden
1015 - if (responseText || responseHtml || responseMessage) {
1016 -
1017 - // ADD RESPONSE HOOKS HERE - BEFORE DISPLAYING
1018 - if (responseText && typeof customMxChatFilter === 'function') {
1019 - responseText = customMxChatFilter(responseText, "response");
1020 - }
1021 - if (responseMessage && typeof customMxChatFilter === 'function') {
1022 - responseMessage = customMxChatFilter(responseMessage, "response");
1023 - }
1024 -
1025 - // Update the messages as before
1026 - if (responseText && responseHtml) {
1027 - replaceLastMessage("bot", responseText, responseHtml, [], botId);
1028 - } else if (responseText) {
1029 - replaceLastMessage("bot", responseText, '', [], botId);
1030 - } else if (responseHtml) {
1031 - replaceLastMessage("bot", "", responseHtml, [], botId);
1032 - } else if (responseMessage) {
1033 - replaceLastMessage("bot", responseMessage, '', [], botId);
1034 - }
1035 -
1036 - // Check if chat is hidden and show notification
1037 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
1038 - if ($floatingChatbot.hasClass('hidden')) {
1039 - var $badge = getElement(botId, 'chat-notification-badge');
1040 - if ($badge.length) {
1041 - $badge.show();
1042 - }
1043 - }
1044 - } else {
1045 - var emptyMsg = "I received an empty response. Please try again or contact support if this persists.";
1046 - if (response.vectorstore_error) {
1047 - emptyMsg = "I received an empty response. Debug info: " + response.vectorstore_error;
1048 - }
1049 - replaceLastMessage("bot", emptyMsg, '', [], botId);
1050 - }
1051 -
1052 - if (response.message_id) {
1053 - var instance = MxChatInstances.get(botId);
1054 - instance.lastSeenMessageId = response.message_id;
1055 - }
1056 -
1057 - return;
1058 - }
1059 -
1060 - // Fallback for truly unexpected response formats
1061 - replaceLastMessage("bot", "Unexpected response format. Please try again or contact support.", '', [], botId);
1062 - },
1063 - error: function(xhr, status, error) {
1064 - let errorMessage = "An unexpected error occurred.";
1065 -
1066 - // Try to parse the response if it's JSON
1067 - try {
1068 - const responseJson = JSON.parse(xhr.responseText);
1069 -
1070 - if (responseJson.data && responseJson.data.error_message) {
1071 - errorMessage = responseJson.data.error_message;
1072 - } else if (responseJson.message) {
1073 - errorMessage = responseJson.message;
1074 - }
1075 - } catch (e) {
1076 - // Not JSON or parsing failed, use HTTP status based messages
1077 - if (xhr.status === 0) {
1078 - errorMessage = "Network error: Please check your internet connection.";
1079 - } else if (xhr.status === 403) {
1080 - errorMessage = "Access denied: Your session may have expired. Please refresh the page.";
1081 - } else if (xhr.status === 404) {
1082 - errorMessage = "API endpoint not found. Please contact support.";
1083 - } else if (xhr.status === 429) {
1084 - errorMessage = "Too many requests. Please try again in a moment.";
1085 - } else if (xhr.status >= 500) {
1086 - errorMessage = "Server error: The server encountered an issue. Please try again later.";
1087 - }
1088 - }
1089 -
1090 - replaceLastMessage("bot", errorMessage, '', [], botId);
1091 - }
1092 - });
1093 - }); // refreshNonceIfNeeded
1094 -}
1095 -
1096 -function callMxChatStream(message, callback, botId) {
1097 - botId = botId || getMxChatBotId();
1098 -
1099 - // Store the message in case we need to retry after session reset
1100 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
1101 -
1102 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
1103 - if (!isStreamingSupported(currentModel)) {
1104 - callMxChat(message, callback, botId);
1105 - return;
1106 - }
1107 -
1108 - // Get page context if contextual awareness is enabled
1109 - const pageContext = getPageContext();
1110 -
1111 - // Get instance for session start timestamp (used when persistence is OFF)
1112 - var instance = MxChatInstances.get(botId);
1113 -
1114 - // Guarantee a non-null session_id before the fetch. FormData.append() stringifies any
1115 - // non-string value via String(), so passing `null` would POST the literal string "null"
1116 - // and land in the transcripts table as a ghost session. ensureSession() always returns
1117 - // a real string even when cookies/localStorage are blocked.
1118 - var streamSessionId = MxChatInstances.ensureSession(botId);
1119 - if (!streamSessionId || streamSessionId === 'null' || streamSessionId === 'undefined') {
1120 - streamSessionId = generateSessionId();
1121 - MxChatInstances.setChatSession(botId, streamSessionId);
1122 - }
1123 -
1124 - // Wait for the page-cache nonce refresh before constructing formData (which
1125 - // captures mxchatChat.nonce by value). Mirrors callMxChat's wrapping. See plan-c5457f.
1126 - refreshNonceIfNeeded(function() {
1127 - const formData = new FormData();
1128 - formData.append('action', 'mxchat_stream_chat');
1129 - formData.append('message', message);
1130 - formData.append('session_id', streamSessionId);
1131 - formData.append('nonce', mxchatChat.nonce);
1132 - formData.append('current_page_url', window.location.href);
1133 - formData.append('current_page_title', document.title);
1134 - formData.append('bot_id', botId);
1135 - // Pass session start timestamp so AI context matches what user sees
1136 - formData.append('session_start_timestamp', instance.sessionStartTimestamp || 0);
1137 -
1138 - // Add page context if available
1139 - if (pageContext) {
1140 - formData.append('page_context', JSON.stringify(pageContext));
1141 - }
1142 -
1143 - // CHECK FOR VISION FLAGS AND ADD THEM
1144 - if (window.mxchatVisionProcessed) {
1145 - formData.append('vision_processed', 'true');
1146 - formData.append('original_user_message', window.mxchatOriginalMessage || message);
1147 - formData.append('vision_images_count', window.mxchatVisionImagesCount || '0');
1148 - // Clear the flags after use
1149 - window.mxchatVisionProcessed = false;
1150 - window.mxchatOriginalMessage = null;
1151 - window.mxchatVisionImagesCount = 0;
1152 - }
1153 -
1154 - let accumulatedContent = '';
1155 - let testingDataReceived = false;
1156 - let streamingStarted = false;
1157 -
1158 - // Abortable stream: a fresh controller per turn, keyed by bot instance.
1159 - // The Stop control (send button swapped in place) aborts both the read
1160 - // loop and the underlying request.
1161 - var streamControl = { controller: new AbortController(), aborted: false };
1162 - mxchatActiveStreams[botId] = streamControl;
1163 - mxchatShowStopButton(botId);
1164 -
1165 - fetch(mxchatChat.ajax_url, {
1166 - method: 'POST',
1167 - body: formData,
1168 - credentials: 'same-origin',
1169 - signal: streamControl.controller.signal
1170 - })
1171 - .then(response => {
1172 - // Store the response for potential fallback handling
1173 - const responseClone = response.clone();
1174 -
1175 - if (!response.ok) {
1176 - // Try to get error details from response
1177 - return responseClone.json().then(errorData => {
1178 - throw { isServerError: true, data: errorData };
1179 - }).catch(() => {
1180 - throw new Error('Network response was not ok');
23 + // Replace typing indicator with actual response
24 + replaceLastMessage("bot", response);
1181 25 });
1182 26 }
1183 -
1184 - // Check if response is JSON instead of streaming
1185 - const contentType = response.headers.get('content-type');
1186 - if (contentType && contentType.includes('application/json')) {
1187 - return responseClone.json().then(data => {
1188 - // IMMEDIATE CHAT MODE UPDATE for JSON response
1189 - if (data.chat_mode) {
1190 - updateChatModeIndicator(data.chat_mode, botId);
1191 - }
1192 -
1193 - // Check for testing panel
1194 - if (window.mxchatTestPanelInstance && data.testing_data) {
1195 - window.mxchatTestPanelInstance.handleTestingData(data.testing_data);
1196 - }
1197 -
1198 - // Handle the JSON response directly
1199 - handleNonStreamResponse(data, callback, botId);
1200 - return Promise.resolve(); // Prevent further processing
1201 - });
1202 27 }
1203 28
1204 - // Continue with streaming processing
1205 - const reader = response.body.getReader();
1206 - const decoder = new TextDecoder();
1207 - let buffer = '';
29 + // Function to append a thinking message with animation
30 + function appendThinkingMessage() {
31 + // Remove any existing thinking dots first
32 + $('.thinking-dots').remove();
1208 33
1209 - function processStream() {
1210 - reader.read().then(({ done, value }) => {
1211 - if (done) {
1212 - // If streaming completed but no content was received, try to get response as fallback
1213 - if (!streamingStarted || !accumulatedContent) {
1214 - // Try to read the response as JSON
1215 - responseClone.text().then(text => {
1216 - try {
1217 - const data = JSON.parse(text);
1218 - if (data.text || data.message || data.html) {
1219 - handleNonStreamResponse(data, callback, botId);
1220 - } else {
1221 - // No valid data, fall back to regular call
1222 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1223 - callMxChat(message, callback, botId);
1224 - }
1225 - } catch (e) {
1226 - // Could not parse, fall back to regular call
1227 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1228 - callMxChat(message, callback, botId);
1229 - }
1230 - }).catch(() => {
1231 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1232 - callMxChat(message, callback, botId);
1233 - });
1234 - return;
1235 - }
1236 -
1237 - // Re-enable chat input when stream ends with content
1238 - enableChatInput(botId);
1239 -
1240 - // Scroll the user's last message to the top now that the
1241 - // bot's full reply has rendered (gives max reading room).
1242 - var $chatBoxDone = getElement(botId, 'chat-box');
1243 - var $lastUserMsgDone = $chatBoxDone.find('.user-message').last();
1244 - if ($lastUserMsgDone.length) {
1245 - scrollElementToTop($lastUserMsgDone, botId);
1246 - }
1247 -
1248 - if (callback) {
1249 - callback(accumulatedContent);
1250 - }
1251 - return;
1252 - }
1253 -
1254 - buffer += decoder.decode(value, { stream: true });
1255 - const lines = buffer.split('\n');
1256 - buffer = lines.pop() || '';
1257 -
1258 - for (const line of lines) {
1259 - if (line.startsWith('data: ')) {
1260 - const data = line.substring(6);
1261 -
1262 - if (data === '[DONE]') {
1263 - if (!accumulatedContent) {
1264 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1265 - callMxChat(message, callback, botId);
1266 - return;
1267 - }
1268 -
1269 - // Re-enable chat input after streaming completes
1270 - enableChatInput(botId);
1271 -
1272 - // Scroll the user's last message to the top now
1273 - // that the bot's full reply has rendered.
1274 - var $chatBoxStreamDone = getElement(botId, 'chat-box');
1275 - var $lastUserMsgStreamDone = $chatBoxStreamDone.find('.user-message').last();
1276 - if ($lastUserMsgStreamDone.length) {
1277 - scrollElementToTop($lastUserMsgStreamDone, botId);
1278 - }
1279 -
1280 - if (callback) {
1281 - callback(accumulatedContent);
1282 - }
1283 - return;
1284 - }
1285 -
1286 - try {
1287 - const json = JSON.parse(data);
1288 -
1289 - // IMMEDIATE CHAT MODE UPDATE FOR STREAMING
1290 - if (json.chat_mode) {
1291 - updateChatModeIndicator(json.chat_mode, botId);
1292 - }
1293 -
1294 - // Handle testing data
1295 - if (json.testing_data && !testingDataReceived) {
1296 - if (window.mxchatTestPanelInstance) {
1297 - window.mxchatTestPanelInstance.handleTestingData(json.testing_data);
1298 - testingDataReceived = true;
1299 - }
1300 - }
1301 - // Handle content streaming
1302 - else if (json.content) {
1303 - streamingStarted = true;
1304 - accumulatedContent += json.content;
1305 - updateStreamingMessage(accumulatedContent, botId);
1306 - }
1307 - // Handle complete response in stream (fallback response)
1308 - else if (json.text || json.message || json.html) {
1309 - handleNonStreamResponse(json, callback, botId);
1310 - return;
1311 - }
1312 - // Handle errors
1313 - else if (json.error) {
1314 -
1315 - // Get error message from various possible fields
1316 - let errorMessage = json.error_message || json.message || json.text ||
1317 - (typeof json.error === 'string' ? json.error : 'An error occurred. Please try again.');
1318 -
1319 - // Re-enable chat input on error
1320 - enableChatInput(botId);
1321 -
1322 - // Display the error directly in the chat
1323 - replaceLastMessage("bot", errorMessage, '', [], botId);
1324 -
1325 - if (callback) {
1326 - callback(errorMessage);
1327 - }
1328 - return;
1329 - }
1330 - } catch (e) {
1331 - // SSE data parsing error - silently continue
1332 - }
1333 - }
1334 - }
1335 -
1336 - processStream();
1337 - }).catch(streamError => {
1338 - if (mxchatHandleStreamAbort(botId, accumulatedContent, callback)) return;
1339 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1340 - callMxChat(message, callback, botId);
1341 - });
1342 - }
1343 -
1344 - processStream();
1345 - })
1346 - .catch(error => {
1347 - if (mxchatHandleStreamAbort(botId, accumulatedContent, callback)) return;
1348 - // Check if we have server error data with chat mode
1349 - if (error && error.isServerError && error.data) {
1350 - // Check for chat mode in error data
1351 - if (error.data.chat_mode) {
1352 - updateChatModeIndicator(error.data.chat_mode, botId);
1353 - }
1354 -
1355 - handleNonStreamResponse(error.data, callback, botId);
1356 - } else {
1357 - // Only fall back to regular call if we don't have any response data
1358 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1359 - callMxChat(message, callback, botId);
1360 - }
1361 - });
1362 - }); // refreshNonceIfNeeded
1363 -}
1364 -
1365 -// Helper function to handle non-streaming responses
1366 -function handleNonStreamResponse(data, callback, botId) {
1367 - botId = botId || 'default';
1368 -
1369 - // IMMEDIATE CHAT MODE UPDATE FOR NON-STREAMING RESPONSES
1370 - if (data.chat_mode) {
1371 - updateChatModeIndicator(data.chat_mode, botId);
1372 - }
1373 -
1374 - // Also check in data property if response is wrapped
1375 - if (data.data && data.data.chat_mode) {
1376 - updateChatModeIndicator(data.data.chat_mode, botId);
1377 - }
1378 -
1379 - // NOTE: Don't remove temporary message here - let replaceLastMessage handle it
1380 - // This prevents a visual gap between thinking dots disappearing and content appearing
1381 -
1382 - // SECURITY FIX: Check for errors FIRST
1383 - if (data.success === false || (data.data && data.data.error_message)) {
1384 - let errorMessage = "";
1385 - let errorCode = "";
1386 -
1387 - // Check various possible error locations
1388 - if (data.data && data.data.error_message) {
1389 - errorMessage = data.data.error_message;
1390 - errorCode = data.data.error_code || "";
1391 - } else if (data.error_message) {
1392 - errorMessage = data.error_message;
1393 - errorCode = data.error_code || "";
1394 - } else if (data.message) {
1395 - errorMessage = data.message;
1396 - } else if (typeof data.data === 'string') {
1397 - errorMessage = data.data;
1398 - } else {
1399 - errorMessage = "An error occurred. Please try again or contact support.";
1400 - }
1401 -
1402 - // Handle session reset action (IP changed, session expired, etc.)
1403 - // Silent reset — keep chat UI intact, just get a new session and retry
1404 - if (data.data && data.data.action === 'reset_session') {
1405 - MxChatInstances.silentResetSession(botId);
1406 - // Re-send the original message with the new session (user message is already displayed)
1407 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
1408 - if (originalMessage) {
1409 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
1410 - var currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
1411 - if (shouldUseStreaming(currentModel)) {
1412 - callMxChatStream(originalMessage, callback, botId);
1413 - } else {
1414 - callMxChat(originalMessage, callback, botId);
1415 - }
1416 - }
1417 - return;
1418 - }
1419 -
1420 - // Format user-friendly error message
1421 - let displayMessage = errorMessage;
1422 - if (mxchatChat.is_admin) {
1423 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
1424 - }
1425 -
1426 - replaceLastMessage("bot", displayMessage, '', [], botId);
1427 -
1428 - if (callback) {
1429 - callback('');
1430 - }
1431 - return; // Exit early for errors
1432 - }
1433 -
1434 - // Check for live agent response
1435 - if (data.success && data.data && data.data.status === 'waiting_for_agent') {
1436 - removeThinkingDots(botId);
1437 - // Also remove any leftover bot-message that lost its temporary-message class
1438 - var $chatBox = getElement(botId, 'chat-box');
1439 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
1440 - updateChatModeIndicator('agent', botId);
1441 - enableChatInput(botId);
1442 - if (callback) {
1443 - callback('');
1444 - }
1445 - return;
1446 - }
1447 -
1448 - // Handle different response formats
1449 - if (data.text || data.html || data.message) {
1450 -
1451 - // Apply response hooks
1452 - if (data.text && typeof customMxChatFilter === 'function') {
1453 - data.text = customMxChatFilter(data.text, "response");
1454 - }
1455 - if (data.message && typeof customMxChatFilter === 'function') {
1456 - data.message = customMxChatFilter(data.message, "response");
1457 - }
1458 -
1459 - // Display the response
1460 - if (data.text && data.html) {
1461 - replaceLastMessage("bot", data.text, data.html, [], botId);
1462 - } else if (data.text) {
1463 - replaceLastMessage("bot", data.text, '', [], botId);
1464 - } else if (data.html) {
1465 - replaceLastMessage("bot", "", data.html, [], botId);
1466 - } else if (data.message) {
1467 - replaceLastMessage("bot", data.message, '', [], botId);
1468 - }
1469 - }
1470 -
1471 - // Handle other response properties
1472 - if (data.data && data.data.filename) {
1473 - showActivePdf(data.data.filename, botId);
1474 - var instance = MxChatInstances.get(botId);
1475 - instance.activePdfFile = data.data.filename;
1476 - }
1477 -
1478 - if (data.redirect_url) {
1479 - setTimeout(() => {
1480 - window.location.href = data.redirect_url;
1481 - }, 1500);
1482 - }
1483 -
1484 - // Ensure chat input is re-enabled (safety net for edge cases)
1485 - enableChatInput(botId);
1486 -
1487 - if (callback) {
1488 - callback(data.text || data.message || '');
1489 - }
1490 -}
1491 -
1492 -// Enhanced updateChatModeIndicator function for immediate DOM updates
1493 -function updateChatModeIndicator(mode, botId) {
1494 - botId = botId || 'default';
1495 - const indicator = getElementDOM(botId, 'chat-mode-indicator');
1496 - if (indicator) {
1497 - const oldText = indicator.textContent;
1498 -
1499 - if (mode === 'agent') {
1500 - indicator.textContent = 'Live Agent';
1501 - startPolling(botId);
1502 - } else {
1503 - // Everything else is AI mode
1504 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1505 - indicator.textContent = customAiText;
1506 - stopPolling(botId);
1507 - }
1508 -
1509 - // Force immediate DOM update and reflow
1510 - if (oldText !== indicator.textContent) {
1511 - // Force a reflow to ensure the change is visible immediately
1512 - indicator.style.display = 'none';
1513 - indicator.offsetHeight; // Trigger reflow
1514 - indicator.style.display = '';
1515 -
1516 - // Double-check after a brief moment to ensure the change stuck
1517 - setTimeout(() => {
1518 - if (mode === 'agent' && indicator.textContent !== 'Live Agent') {
1519 - indicator.textContent = 'Live Agent';
1520 - } else if (mode !== 'agent' && indicator.textContent === 'Live Agent') {
1521 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1522 - indicator.textContent = customAiText;
1523 - }
1524 - }, 50);
1525 - }
1526 - }
1527 -}
1528 -
1529 -// Function to update message during streaming
1530 -function updateStreamingMessage(content, botId) {
1531 - botId = botId || 'default';
1532 -
1533 - // ADD RESPONSE HOOK FOR REAL-TIME STREAMING
1534 - if (typeof customMxChatFilter === 'function') {
1535 - content = customMxChatFilter(content, "response");
1536 - }
1537 -
1538 - const formattedContent = linkify(content);
1539 -
1540 - // Find the temporary message in this bot's chat box
1541 - var $chatBox = getElement(botId, 'chat-box');
1542 - const tempMessage = $chatBox.find('.bot-message.temporary-message').last();
1543 -
1544 - if (tempMessage.length) {
1545 - // Update existing message
1546 - tempMessage.html(formattedContent);
1547 - } else {
1548 - // Create new temporary message if it doesn't exist
1549 - appendMessage("bot", content, '', [], true, botId);
1550 - }
1551 -}
1552 -
1553 -function isStreamingSupported(model) {
1554 - if (!model) return false;
1555 -
1556 - const modelPrefix = model.split('-')[0].toLowerCase();
1557 -
1558 - // Support streaming for OpenAI, Claude, Grok, DeepSeek, and OpenRouter models
1559 - const isSupported = modelPrefix === 'gpt' ||
1560 - modelPrefix === 'o1' ||
1561 - modelPrefix === 'claude' ||
1562 - modelPrefix === 'grok' ||
1563 - modelPrefix === 'deepseek' ||
1564 - model === 'openrouter'; // Add this line - check full model name for OpenRouter
1565 -
1566 - return isSupported;
1567 -}
1568 -
1569 -// Update the event handlers to use the correct function names (using event delegation)
1570 -// Use class-based selectors for multi-instance support
1571 -$(document).on('click', '.send-button', function() {
1572 - var botId = getBotIdFromElement(this);
1573 - // While a response is streaming the button is a Stop control.
1574 - if (this.classList.contains('mxchat-stop-mode')) {
1575 - // Same click that just started this stream (an add-on's direct handler
1576 - // ran before this delegated one) — not a Stop press. See
1577 - // mxchatShowStopButton for the full story (plan-4bba64).
1578 - if (this.__mxchatStopJustShown) return;
1579 - mxchatStopStreaming(botId);
1580 - return;
1581 - }
1582 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1583 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1584 - disableChatInput(botId);
1585 - }
1586 - sendMessage(botId);
1587 -});
1588 -
1589 -// Override enter key handler (using event delegation)
1590 -$(document).on('keypress', '.chat-input', function(e) {
1591 - if (e.which == 13 && !e.shiftKey) {
1592 - e.preventDefault();
1593 - var botId = getBotIdFromElement(this);
1594 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1595 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1596 - disableChatInput(botId);
1597 - }
1598 - sendMessage(botId);
1599 - }
1600 -});
1601 -
1602 -// Chat input character counter + soft limit feedback (plan 7091a2).
1603 -// Language-neutral: numbers + color only, no translatable strings. The counter
1604 -// reveals near the cap and ramps neutral -> amber -> red; an over-limit keystroke
1605 -// or trimmed paste produces a brief border-flash/shake so the maxlength cap (plan
1606 -// a3fae2) is never a silent "input jumps back". Per-bot scoped via .input-container.
1607 -function mxchatUpdateCharCounter(inputEl) {
1608 - if (!inputEl || !inputEl.closest) return;
1609 - var max = parseInt(inputEl.getAttribute('maxlength'), 10);
1610 - var container = inputEl.closest('.input-container');
1611 - if (!container || !max || max <= 0) return;
1612 - var counter = container.querySelector('.mxchat-char-counter');
1613 - if (!counter) return;
1614 - var len = inputEl.value.length;
1615 - var ratio = len / max;
1616 - var nearThreshold = 0.8; // start surfacing the counter at 80% of the cap
1617 - var cur = counter.querySelector('.mxchat-char-counter-current');
1618 - if (cur) cur.textContent = len;
1619 - var warn = ratio >= nearThreshold && len < max;
1620 - var full = len >= max;
1621 - counter.classList.toggle('is-visible', ratio >= nearThreshold);
1622 - counter.classList.toggle('is-warn', warn);
1623 - counter.classList.toggle('is-full', full);
1624 - container.classList.toggle('mxchat-input-near-limit', warn);
1625 - container.classList.toggle('mxchat-input-at-limit', full);
1626 -}
1627 -
1628 -function mxchatBumpInput(inputEl) {
1629 - var container = inputEl && inputEl.closest ? inputEl.closest('.input-container') : null;
1630 - if (!container) return;
1631 - container.classList.remove('mxchat-input-bump');
1632 - void container.offsetWidth; // reflow so a rapid second hit retriggers the animation
1633 - container.classList.add('mxchat-input-bump');
1634 - clearTimeout($(container).data('mxchatBumpTimeout'));
1635 - var t = setTimeout(function() { container.classList.remove('mxchat-input-bump'); }, 220);
1636 - $(container).data('mxchatBumpTimeout', t);
1637 -}
1638 -
1639 -// Live counter update on every input.
1640 -$(document).on('input', '.chat-input', function() {
1641 - mxchatUpdateCharCounter(this);
1642 -});
1643 -
1644 -// Visible "you've hit the edge" feedback when a printable keystroke is about to be
1645 -// rejected at the cap (maxlength silently swallows it otherwise).
1646 -$(document).on('keydown', '.chat-input', function(e) {
1647 - var max = parseInt(this.getAttribute('maxlength'), 10);
1648 - if (!max || max <= 0 || this.value.length < max) return;
1649 - if (e.ctrlKey || e.metaKey || e.altKey) return;
1650 - // A single printable char with no selection to overwrite WILL be rejected.
1651 - if (e.key && e.key.length === 1 && this.selectionStart === this.selectionEnd) {
1652 - mxchatBumpInput(this);
1653 - }
1654 -});
1655 -
1656 -// A paste that gets trimmed to the cap also bumps, so truncation is never silent.
1657 -$(document).on('paste', '.chat-input', function() {
1658 - var el = this;
1659 - var max = parseInt(el.getAttribute('maxlength'), 10);
1660 - if (!max || max <= 0) return;
1661 - setTimeout(function() {
1662 - mxchatUpdateCharCounter(el);
1663 - if (el.value.length >= max) mxchatBumpInput(el);
1664 - }, 0);
1665 -});
1666 -
1667 -// Builds the list of overflow-menu items for a given bot.
1668 -// Adding a future item is one push to this array — do NOT hardcode "only download."
1669 -function mxchatGetHeaderMenuItems(botId) {
1670 - var items = [];
1671 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1672 -
1673 - // The `print_button_*` keys still gate this item for back-compat with
1674 - // existing user options. The action is now a transcript download, not print.
1675 - if (settings.print_button_enabled === 'on') {
1676 - items.push({
1677 - id: 'download-transcript',
1678 - label: settings.print_button_label || 'Download Transcript',
1679 - icon: '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>',
1680 - action: function() {
1681 - mxchatDownloadTranscript(botId);
1682 - }
1683 - });
1684 - }
1685 -
1686 - // "Start new chat" — surfaces the EXISTING per-conversation reset
1687 - // (MxChatInstances.resetChatSession) so a visitor can start a fresh thread
1688 - // without the site owner disabling chat persistence globally. Default OFF;
1689 - // gated by the reset_chat_enabled option. plan ac2e81.
1690 - if (settings.reset_chat_enabled === 'on') {
1691 - items.push({
1692 - id: 'reset-chat',
1693 - label: settings.reset_chat_label || 'Start new chat',
1694 - icon: '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><polyline points="1 4 1 10 7 10"/><path d="M3.51 15a9 9 0 1 0 2.13-9.36L1 10"/></svg>',
1695 - action: function() {
1696 - var confirmMsg = settings.reset_chat_confirm || 'Start a new chat? This clears the current conversation.';
1697 - if (window.confirm(confirmMsg)) {
1698 - MxChatInstances.resetChatSession(botId);
1699 - }
1700 - }
1701 - });
1702 - }
1703 -
1704 - return items;
1705 -}
1706 -
1707 -// Builds a clean markdown transcript of the current conversation and triggers
1708 -// a file download. Used by the "Download Transcript" menu item.
1709 -function mxchatDownloadTranscript(botId) {
1710 - var $chatBox = getElement(botId, 'chat-box');
1711 - if (!$chatBox || !$chatBox.length) return;
1712 -
1713 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1714 - var headerTitle = settings.print_header_title || 'Chat transcript';
1715 - var now = new Date();
1716 - var stamp = now.toLocaleString();
1717 -
1718 - var lines = [];
1719 - lines.push('# ' + headerTitle);
1720 - lines.push('');
1721 - lines.push('Exported: ' + stamp);
1722 - lines.push('');
1723 - lines.push('---');
1724 - lines.push('');
1725 -
1726 - $chatBox.find('.user-message, .bot-message, .agent-message').each(function() {
1727 - var $msg = $(this);
1728 - // Skip thinking placeholders and any in-flight temporary messages.
1729 - if ($msg.find('.thinking-dots').length) return;
1730 - if ($msg.hasClass('temporary-message')) return;
1731 -
1732 - var sender;
1733 - if ($msg.hasClass('user-message')) sender = 'User';
1734 - else if ($msg.hasClass('agent-message')) sender = 'Live Agent';
1735 - else sender = 'AI Agent';
1736 -
1737 - // Strip interactive UI from the cloned message so we get the conversation text.
1738 - var $clone = $msg.clone();
1739 - $clone.find('.copy-button, .message-toolbar, .mxchat-copy, button, script, style').remove();
1740 - var text = $clone.text().replace(/ /g, ' ').replace(/[ \t]+\n/g, '\n').replace(/\n{3,}/g, '\n\n').trim();
1741 - if (!text) return;
1742 -
1743 - lines.push('**' + sender + '**');
1744 - lines.push('');
1745 - lines.push(text);
1746 - lines.push('');
1747 - });
1748 -
1749 - var content = lines.join('\n');
1750 - var iso = now.toISOString().replace(/[:.]/g, '-').slice(0, 19);
1751 - var fname = 'mxchat-transcript-' + iso + '.md';
1752 - var blob = new Blob([content], { type: 'text/markdown;charset=utf-8' });
1753 - var url = URL.createObjectURL(blob);
1754 - var a = document.createElement('a');
1755 - a.href = url;
1756 - a.download = fname;
1757 - a.style.display = 'none';
1758 - document.body.appendChild(a);
1759 - a.click();
1760 - setTimeout(function() {
1761 - if (a.parentNode) a.parentNode.removeChild(a);
1762 - URL.revokeObjectURL(url);
1763 - }, 100);
1764 -}
1765 -
1766 -// Reads the bot bubble's actual computed bg+fg and writes them as CSS vars
1767 -// on the menu wrap, so the dropdown matches whatever paints the bubble —
1768 -// saved options, AI theme CSS, or the mxchat-theme add-on.
1769 -function mxchatSyncMenuColors(botId, $wrap) {
1770 - if (!$wrap || !$wrap.length) return;
1771 - var $bot = $wrap.closest('.mxchat-chatbot-wrapper').find('.bot-message').not('.temporary-message').first();
1772 - if (!$bot.length) return;
1773 - var cs = window.getComputedStyle($bot[0]);
1774 - if (cs.backgroundColor && cs.backgroundColor !== 'rgba(0, 0, 0, 0)' && cs.backgroundColor !== 'transparent') {
1775 - $wrap[0].style.setProperty('--mxchat-menu-bg', cs.backgroundColor);
1776 - }
1777 - // Bot text color usually lives on a child div, not .bot-message itself.
1778 - var $textChild = $bot.find('[style*="color"]').first();
1779 - var fg = ($textChild.length ? window.getComputedStyle($textChild[0]).color : cs.color);
1780 - if (fg) $wrap[0].style.setProperty('--mxchat-menu-fg', fg);
1781 -}
1782 -
1783 -// Renders (or re-renders) the item list for one menu wrap. Split out of
1784 -// mxchatInitHeaderMenu so the dynamic-settings merge (plan-32db95) can
1785 -// rebuild items + trigger visibility WITHOUT re-binding the one-time
1786 -// open/close/keyboard wiring. closeMenu is passed in by the init closure;
1787 -// a rebuild before init (never happens, but harmless) just skips it.
1788 -function mxchatRenderHeaderMenuItems(botId, $wrap, closeMenuFn) {
1789 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1790 - var $menu = $wrap.find('.mxchat-header-menu');
1791 - var items = mxchatGetHeaderMenuItems(botId);
1792 -
1793 - $menu.empty();
1794 -
1795 - if (!items.length) {
1796 - $trigger.hide();
1797 - $menu.hide();
1798 - return;
1799 - }
1800 -
1801 - // Clear any inline display:none a previous zero-item render left behind —
1802 - // open/close visibility is governed by the hidden prop + is-open class.
1803 - $trigger.css('display', '');
1804 - $menu.css('display', '');
1805 -
1806 - items.forEach(function(item, idx) {
1807 - var $btn = $('<button>', {
1808 - type: 'button',
1809 - 'class': 'mxchat-menu-item',
1810 - 'role': 'menuitem',
1811 - 'tabindex': '-1',
1812 - 'data-menu-id': item.id,
1813 - html: '<span class="mxchat-menu-item-icon">' + item.icon + '</span>' +
1814 - '<span class="mxchat-menu-item-label"></span>'
1815 - });
1816 - $btn.find('.mxchat-menu-item-label').text(item.label);
1817 - $btn.on('click', function(e) {
1818 - e.preventDefault();
1819 - e.stopPropagation();
1820 - if (closeMenuFn) closeMenuFn();
1821 - try { item.action(); } catch (err) { /* no-op */ }
1822 - });
1823 - $menu.append($btn);
1824 - });
1825 -}
1826 -
1827 -// Re-render every menu on the page after a dynamic-settings merge
1828 -// (multi-bot: each wrap re-reads its items). An OPEN menu is left alone —
1829 -// swapping items under the user mid-interaction yanks focus — and the
1830 -// rebuild runs when it closes instead (closeMenu checks the pending flag).
1831 -function mxchatRebuildHeaderMenus() {
1832 - $('.mxchat-header-menu-wrap').each(function() {
1833 - var $wrap = $(this);
1834 - var botId = $wrap.data('bot-id');
1835 - if (!botId) return;
1836 - if (!$wrap.data('mxchatMenuReady')) {
1837 - mxchatInitHeaderMenu(botId);
1838 - return;
1839 - }
1840 - if ($wrap.find('.mxchat-header-menu').hasClass('is-open')) {
1841 - $wrap.data('mxchatMenuRebuildPending', true);
1842 - return;
1843 - }
1844 - mxchatRenderHeaderMenuItems(botId, $wrap, $wrap.data('mxchatMenuClose'));
1845 - });
1846 -}
1847 -
1848 -// One-time per-widget init: renders menu items, wires open/close,
1849 -// outside-click, Escape, and arrow-key navigation. If no items, hides the
1850 -// trigger. Wiring happens even when there are zero items at init, so a
1851 -// later dynamic-settings rebuild that adds items has a working trigger.
1852 -function mxchatInitHeaderMenu(botId) {
1853 - var $wrap = $('.mxchat-header-menu-wrap[data-bot-id="' + botId + '"]').first();
1854 - if (!$wrap.length || $wrap.data('mxchatMenuReady')) return;
1855 -
1856 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1857 - var $menu = $wrap.find('.mxchat-header-menu');
1858 -
1859 - // Initial color sync — covers normal page load.
1860 - mxchatSyncMenuColors(botId, $wrap);
1861 -
1862 - function openMenu() {
1863 - // Re-sync each open in case the active theme changed since init.
1864 - mxchatSyncMenuColors(botId, $wrap);
1865 - $menu.prop('hidden', false).attr('aria-hidden', 'false').addClass('is-open');
1866 - $trigger.attr('aria-expanded', 'true');
1867 - // Focus the first item for keyboard users
1868 - setTimeout(function() {
1869 - $menu.find('.mxchat-menu-item').first().attr('tabindex', '0').trigger('focus');
1870 - }, 0);
1871 - }
1872 - function closeMenu(returnFocus) {
1873 - $menu.prop('hidden', true).attr('aria-hidden', 'true').removeClass('is-open');
1874 - $trigger.attr('aria-expanded', 'false');
1875 - $menu.find('.mxchat-menu-item').attr('tabindex', '-1');
1876 - if (returnFocus) $trigger.trigger('focus');
1877 - // A dynamic-settings rebuild that arrived while the menu was open
1878 - // was deferred (mxchatRebuildHeaderMenus) — run it now.
1879 - if ($wrap.data('mxchatMenuRebuildPending')) {
1880 - $wrap.removeData('mxchatMenuRebuildPending');
1881 - mxchatRenderHeaderMenuItems(botId, $wrap, closeMenu);
1882 - }
1883 - }
1884 -
1885 - // Toggle on trigger click — stop propagation so the .chatbot-top-bar
1886 - // click-to-collapse handler does not fire.
1887 - $trigger.on('click', function(e) {
1888 - e.preventDefault();
1889 - e.stopPropagation();
1890 - if ($menu.hasClass('is-open')) closeMenu();
1891 - else openMenu();
1892 - });
1893 -
1894 - // Don't let clicks inside the menu bubble to the top-bar collapse handler.
1895 - $menu.on('click', function(e) {
1896 - e.stopPropagation();
1897 - });
1898 -
1899 - // Outside click closes the menu.
1900 - $(document).on('click.mxchatMenu-' + botId, function(e) {
1901 - if (!$menu.hasClass('is-open')) return;
1902 - if ($wrap.has(e.target).length || $wrap.is(e.target)) return;
1903 - closeMenu();
1904 - });
1905 -
1906 - // Keyboard: Escape closes and returns focus; arrow keys move focus; Enter activates.
1907 - $menu.on('keydown', '.mxchat-menu-item', function(e) {
1908 - var $items = $menu.find('.mxchat-menu-item');
1909 - var idx = $items.index(this);
1910 - if (e.key === 'Escape') {
1911 - e.preventDefault();
1912 - closeMenu(true);
1913 - } else if (e.key === 'ArrowDown') {
1914 - e.preventDefault();
1915 - var $next = $items.eq((idx + 1) % $items.length);
1916 - $items.attr('tabindex', '-1');
1917 - $next.attr('tabindex', '0').trigger('focus');
1918 - } else if (e.key === 'ArrowUp') {
1919 - e.preventDefault();
1920 - var $prev = $items.eq((idx - 1 + $items.length) % $items.length);
1921 - $items.attr('tabindex', '-1');
1922 - $prev.attr('tabindex', '0').trigger('focus');
1923 - } else if (e.key === 'Enter' || e.key === ' ') {
1924 - e.preventDefault();
1925 - $(this).trigger('click');
1926 - }
1927 - });
1928 - $trigger.on('keydown', function(e) {
1929 - if (e.key === 'Escape' && $menu.hasClass('is-open')) {
1930 - e.preventDefault();
1931 - closeMenu(true);
1932 - } else if ((e.key === 'ArrowDown' || e.key === 'Enter' || e.key === ' ') && !$menu.hasClass('is-open')) {
1933 - e.preventDefault();
1934 - openMenu();
1935 - }
1936 - });
1937 -
1938 - // Expose closeMenu for out-of-closure re-renders (mxchatRebuildHeaderMenus),
1939 - // then do the initial item render.
1940 - $wrap.data('mxchatMenuClose', closeMenu);
1941 - mxchatRenderHeaderMenuItems(botId, $wrap, closeMenu);
1942 -
1943 - $wrap.data('mxchatMenuReady', true);
1944 -}
1945 -
1946 -// Initialize header menus for every rendered widget on DOM ready.
1947 -$(function() {
1948 - $('.mxchat-header-menu-wrap').each(function() {
1949 - var botId = $(this).data('bot-id');
1950 - if (botId) mxchatInitHeaderMenu(botId);
1951 - });
1952 -
1953 - // Embedded (non-floating) widgets are open from the moment the page
1954 - // renders — refresh dynamic settings at init (plan-32db95). Floating
1955 - // widgets refresh on first launcher open instead.
1956 - var hasEmbeddedWidget = $('.mxchat-chatbot-wrapper').filter(function() {
1957 - return !$(this).closest('.floating-chatbot').length;
1958 - }).length > 0;
1959 - if (hasEmbeddedWidget) {
1960 - mxchatRefreshDynamicSettings();
1961 - }
1962 -});
1963 -
1964 -function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false, botId = 'default') {
1965 - try {
1966 - // Determine styles based on sender type
1967 - let messageClass, bgColor, fontColor;
1968 -
1969 - if (sender === "user") {
1970 - messageClass = "user-message";
1971 - bgColor = userMessageBgColor;
1972 - fontColor = userMessageFontColor;
1973 - // Only sanitize user input
1974 - messageText = sanitizeUserInput(messageText);
1975 - } else if (sender === "agent") {
1976 - messageClass = "agent-message";
1977 - bgColor = liveAgentMessageBgColor;
1978 - fontColor = liveAgentMessageFontColor;
1979 - } else {
1980 - messageClass = "bot-message";
1981 - bgColor = botMessageBgColor;
1982 - fontColor = botMessageFontColor;
1983 - }
1984 -
1985 - const messageDiv = $('<div>')
1986 - .addClass(messageClass)
1987 - .attr('dir', 'auto');
1988 -
1989 - // Only apply inline colors if AI theme is not active (let CSS handle it)
1990 - var skipColors = shouldSkipInlineColors(botId);
1991 - if (skipColors) {
1992 - messageDiv.css({
1993 - 'margin-bottom': '1em'
1994 - });
1995 - } else {
1996 - messageDiv.css({
1997 - 'background': bgColor,
1998 - 'color': fontColor,
1999 - 'margin-bottom': '1em'
2000 - });
2001 - }
2002 -
2003 - // Process the message content - always run linkify to convert markdown
2004 - // links and format text. linkify() handles existing HTML safely via
2005 - // negative lookaheads that skip URLs already inside <a> tags.
2006 - let fullMessage = linkify(messageText);
2007 -
2008 - // Add images if provided
2009 - if (images && images.length > 0) {
2010 - fullMessage += '<div class="image-gallery" dir="auto">';
2011 - images.forEach(img => {
2012 - const safeTitle = sanitizeUserInput(img.title);
2013 - const safeUrl = encodeURI(img.image_url);
2014 - const safeThumbnail = encodeURI(img.thumbnail_url);
2015 -
2016 - fullMessage += `
2017 - <div style="margin-bottom: 10px;">
2018 - <strong>${safeTitle}</strong><br>
2019 - <a href="${safeUrl}" target="_blank">
2020 - <img src="${safeThumbnail}" alt="${safeTitle}" style="max-width: 100px; height: auto; margin: 5px;" />
2021 - </a>
2022 - </div>`;
2023 - });
2024 - fullMessage += '</div>';
2025 - }
2026 -
2027 - // Append HTML content if provided
2028 - if (messageHtml && sender !== "user") {
2029 - // Only add line breaks if there's actual text content before the HTML
2030 - if (fullMessage && fullMessage.trim()) {
2031 - fullMessage += '<br><br>' + messageHtml;
2032 - } else {
2033 - fullMessage = messageHtml;
2034 - }
2035 - }
2036 -
2037 - messageDiv.html(fullMessage);
2038 -
2039 - if (isTemporary) {
2040 - messageDiv.addClass('temporary-message');
2041 - }
2042 -
2043 - // Append to the correct chatbot instance's chat-box
2044 - var $chatBox = getElement(botId, 'chat-box');
2045 - messageDiv.hide().appendTo($chatBox).fadeIn(300, function() {
2046 - // FIXED: Use event delegation for link tracking
2047 - if (sender === "bot" || sender === "agent") {
2048 - attachLinkTracking(messageDiv, messageText, botId);
2049 - }
2050 -
2051 - if (sender === "bot") {
2052 - const lastUserMessage = $chatBox.find('.user-message').last();
2053 - if (lastUserMessage.length) {
2054 - scrollElementToTop(lastUserMessage, botId);
2055 - }
2056 - }
2057 -
2058 - if ((sender === "bot" || sender === "agent") && !isTemporary) {
2059 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
2060 - }
2061 - });
2062 -
2063 - if (messageText.id) {
2064 - var instance = MxChatInstances.get(botId);
2065 - instance.lastSeenMessageId = messageText.id;
2066 - hideNotification(botId);
2067 - }
2068 - } catch (error) {
2069 - // Error rendering message - silently continue
2070 - }
2071 -}
2072 -
2073 -// Helper function to attach link tracking with proper event handling
2074 -function attachLinkTracking(messageDiv, messageText, botId) {
2075 - botId = botId || 'default';
2076 - // Use a slight delay to ensure DOM is ready
2077 - setTimeout(function() {
2078 - const links = messageDiv.find('a[href]').not('[data-tracked]');
2079 -
2080 - links.each(function() {
2081 - const $link = $(this);
2082 - const originalHref = $link.attr('href');
2083 -
2084 - // Mark as tracked to avoid duplicate handlers
2085 - $link.attr('data-tracked', 'true');
2086 -
2087 - // Only track external URLs
2088 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
2089 - // Remove any existing click handlers first
2090 - $link.off('click.tracking');
2091 -
2092 - // Add new click handler with namespace
2093 - $link.on('click.tracking', function(e) {
2094 - e.preventDefault();
2095 - e.stopPropagation();
2096 -
2097 - const messageContext = typeof messageText === 'string'
2098 - ? messageText.substring(0, 200)
2099 - : '';
2100 -
2101 - // Track the click
2102 - $.ajax({
2103 - url: mxchatChat.ajax_url,
2104 - type: 'POST',
2105 - data: {
2106 - action: 'mxchat_track_url_click',
2107 - session_id: getChatSession(botId),
2108 - url: originalHref,
2109 - message_context: messageContext,
2110 - nonce: mxchatChat.nonce
2111 - },
2112 - complete: function() {
2113 - // Always redirect, even if tracking fails
2114 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
2115 - window.open(originalHref, '_blank');
2116 - } else {
2117 - window.location.href = originalHref;
2118 - }
2119 - }
2120 - });
2121 -
2122 - return false; // Extra insurance to prevent default
2123 - });
2124 - }
2125 - });
2126 - }, 100); // Small delay to ensure DOM is ready
2127 -}
2128 -
2129 -function replaceLastMessage(sender, responseText, responseHtml = '', images = [], botId = 'default') {
2130 - var messageClass = sender === "user" ? "user-message" : sender === "agent" ? "agent-message" : "bot-message";
2131 - var $chatBox = getElement(botId, 'chat-box');
2132 - var lastMessageDiv = $chatBox.find('.bot-message.temporary-message, .agent-message.temporary-message').last();
2133 -
2134 - // Determine styles
2135 - let bgColor, fontColor;
2136 - if (sender === "user") {
2137 - bgColor = userMessageBgColor;
2138 - fontColor = userMessageFontColor;
2139 - } else if (sender === "agent") {
2140 - bgColor = liveAgentMessageBgColor;
2141 - fontColor = liveAgentMessageFontColor;
2142 - } else {
2143 - bgColor = botMessageBgColor;
2144 - fontColor = botMessageFontColor;
2145 - }
2146 -
2147 - // Always run linkify to convert markdown links and format text.
2148 - // linkify() already handles existing HTML (its URL patterns use negative lookaheads
2149 - // to avoid double-processing URLs that are already inside <a> tags).
2150 - var fullMessage = linkify(responseText);
2151 -
2152 - if (responseHtml) {
2153 - // Only add line breaks if there's actual text content before the HTML
2154 - if (fullMessage && fullMessage.trim()) {
2155 - fullMessage += '<br><br>' + responseHtml;
2156 - } else {
2157 - fullMessage = responseHtml;
2158 - }
2159 - }
2160 -
2161 - if (images.length > 0) {
2162 - fullMessage += '<div class="image-gallery" dir="auto">';
2163 - images.forEach(img => {
2164 - fullMessage += `
2165 - <div style="margin-bottom: 10px;">
2166 - <strong>${img.title}</strong><br>
2167 - <a href="${img.image_url}" target="_blank">
2168 - <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
2169 - </a>
2170 - </div>`;
2171 - });
2172 - fullMessage += '</div>';
2173 - }
2174 -
2175 - if (lastMessageDiv.length) {
2176 - // Replace content immediately to prevent visual gap between thinking dots and response
2177 - lastMessageDiv
2178 - .html(fullMessage)
2179 - .removeClass('bot-message user-message temporary-message')
2180 - .addClass(messageClass)
2181 - .attr('dir', 'auto');
2182 -
2183 - // Only apply inline colors if AI theme is not active (let CSS handle it)
2184 - var skipColors = mxchatChat.skip_inline_colors || shouldSkipInlineColors(botId);
2185 - if (!skipColors) {
2186 - lastMessageDiv.css({
2187 - 'background-color': bgColor,
2188 - 'color': fontColor,
2189 - });
2190 - }
2191 -
2192 - // Handle link tracking and scroll
2193 - if (sender === "bot" || sender === "agent") {
2194 - attachLinkTracking(lastMessageDiv, responseText, botId);
2195 -
2196 - const lastUserMessage = $chatBox.find('.user-message').last();
2197 - if (lastUserMessage.length) {
2198 - scrollElementToTop(lastUserMessage, botId);
2199 - }
2200 - // Show notification if chat is hidden
2201 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2202 - if ($floatingChatbot.hasClass('hidden')) {
2203 - showNotification(botId);
2204 - }
2205 - }
2206 -
2207 - // Re-enable chat input after response is displayed
2208 - enableChatInput(botId);
2209 -
2210 - if (sender === "bot" || sender === "agent") {
2211 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
2212 - }
2213 - } else {
2214 - appendMessage(sender, responseText, responseHtml, images, false, botId);
2215 - // Re-enable chat input after response is displayed
2216 - enableChatInput(botId);
2217 - }
2218 -}
2219 -
2220 -
2221 - function appendThinkingMessage(botId) {
2222 - botId = botId || 'default';
2223 -
2224 - // Don't show thinking dots in live agent mode - message is just forwarded to a human
2225 - var indicator = getElementDOM(botId, 'chat-mode-indicator');
2226 - if (indicator && indicator.textContent === 'Live Agent') {
2227 - return;
2228 - }
2229 -
2230 - var $chatBox = getElement(botId, 'chat-box');
2231 -
2232 - // Remove any existing thinking dots in this bot's chat first
2233 - $chatBox.find('.thinking-dots').remove();
2234 -
2235 - // Check if we should skip inline colors (AI theme is active)
2236 - var skipColors = shouldSkipInlineColors(botId);
2237 -
2238 34 // Retrieve the bot message font color and background color
2239 35 var botMessageFontColor = mxchatChat.bot_message_font_color;
2240 36 var botMessageBgColor = mxchatChat.bot_message_bg_color;
2241 37
2242 - // Build thinking dots HTML - skip inline colors if AI theme is active
2243 - var dotStyle = skipColors ? '' : ' style="background-color: ' + botMessageFontColor + ';"';
2244 38 var thinkingHtml = '<div class="thinking-dots-container">' +
2245 39 '<div class="thinking-dots">' +
2246 - '<span class="dot"' + dotStyle + '></span>' +
2247 - '<span class="dot"' + dotStyle + '></span>' +
2248 - '<span class="dot"' + dotStyle + '></span>' +
40 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
41 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
42 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
2249 43 '</div>' +
2250 44 '</div>';
2251 45
2252 - // Append the thinking dots to this bot's chat container - skip inline colors if AI theme is active
2253 - var messageStyle = skipColors ? '' : ' style="background-color: ' + botMessageBgColor + '; color: ' + botMessageFontColor + ';"';
2254 - $chatBox.append('<div class="bot-message temporary-message"' + messageStyle + '>' + thinkingHtml + '</div>');
2255 - scrollToBottom(botId);
46 + // Append the thinking dots to the chat container (or within the temporary message div)
47 + $("#chat-box").append('<div class="bot-message temporary-message" style="background-color: ' + botMessageBgColor + ';">' + thinkingHtml + '</div>');
48 + scrollToBottom();
2256 49 }
2257 50
2258 - function removeThinkingDots(botId) {
2259 - botId = botId || 'default';
2260 - var $chatBox = getElement(botId, 'chat-box');
2261 - // Remove by temporary-message class first, then fall back to any bot-message containing thinking dots
2262 - $chatBox.find('.thinking-dots').closest('.temporary-message').remove();
2263 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
2264 - }
51 + // Trigger send button click when "Enter" key is pressed in the input field
52 + $('#chat-input').keypress(function(e) {
53 + if (e.which == 13) {
54 + e.preventDefault();
55 + $('#send-button').click();
56 + }
57 + });
2265 58
2266 - // ====================================
2267 - // TEXT FORMATTING & PROCESSING
2268 - // ====================================
2269 -
59 + // Handle send button click
60 + $('#send-button').click(function() {
61 + sendMessage();
62 + });
63 +
2270 64 function linkify(inputText) {
2271 - if (!inputText) {
2272 - return '';
2273 - }
2274 -
2275 - // Helper function to check if URL is already encoded
2276 - function isUrlEncoded(url) {
2277 - // Check for % followed by exactly 2 hex digits
2278 - return /%[0-9a-fA-F]{2}/.test(url);
2279 - }
2280 -
2281 - // Helper function to safely encode URLs only if needed
2282 - function safeEncodeUrl(url) {
2283 - // If URL already contains encoded characters, return as-is
2284 - if (isUrlEncoded(url)) {
2285 - return url;
2286 - }
2287 - // Otherwise, encode it
2288 - return encodeURI(url);
2289 - }
2290 -
2291 - // Process markdown headers FIRST
2292 - let processedText = formatMarkdownHeaders(inputText);
2293 -
2294 - // Process text styling (bold, italic, strikethrough)
2295 - processedText = formatTextStyling(processedText);
2296 -
2297 - // Process code blocks BEFORE processing links
2298 - processedText = formatCodeBlocks(processedText);
65 + // Convert Markdown-style links to HTML links first
66 + var markdownLinkPattern = /\[([^\]]+)\]\(([^)]+)\)/g;
67 + var replacedText = inputText.replace(markdownLinkPattern, '<a href="$2" target="_blank">$1</a>');
2299 68
2300 - // Process markdown tables BEFORE converting newlines to paragraphs
2301 - processedText = formatMarkdownTables(processedText);
69 + // URLs starting with http://, https://, or ftp://, but not already inside an <a> tag
70 + var urlPattern = /(\b(https?|ftp):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[--A-Z0-9+&@#\/%=~_|])(?![^<]*<\/a>)/gim;
71 + replacedText = replacedText.replace(urlPattern, '<a href="$1" target="_blank">$1</a>');
2302 72
2303 - // NOW convert to paragraphs
2304 - processedText = convertNewlinesToBreaks(processedText);
2305 -
2306 - // IMPORTANT: Handle citation-style brackets FIRST [URL]
2307 - // This prevents them from being processed as markdown links
2308 - // Match [URL] where URL is a complete URL in square brackets (common in AI citations)
2309 - processedText = processedText.replace(/\[(https?:\/\/[^\]]+)\]/g, (match, url) => {
2310 - // Clean the URL of any trailing punctuation
2311 - let cleanUrl = url.replace(/[.,;!?]+$/, '');
2312 - const safeUrl = safeEncodeUrl(cleanUrl);
2313 - // Return as a proper link without the brackets
2314 - return `<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2315 - });
2316 -
2317 - // Process markdown links: [text](url) and [](url)
2318 - // Uses balanced parenthesis matching to handle URLs containing parens
2319 - // (e.g. PDF filenames with dates like (2025-08-28).pdf)
2320 - processedText = (function(input) {
2321 - var result = '';
2322 - var i = 0;
2323 - while (i < input.length) {
2324 - // Look for [ at current position
2325 - if (input[i] === '[') {
2326 - // Find closing ]
2327 - var closeBracket = input.indexOf(']', i + 1);
2328 - if (closeBracket === -1 || closeBracket + 1 >= input.length || input[closeBracket + 1] !== '(') {
2329 - result += input[i];
2330 - i++;
2331 - continue;
2332 - }
2333 - var linkText = input.substring(i + 1, closeBracket);
2334 - // Check if URL starts with http
2335 - var urlStart = closeBracket + 2;
2336 - if (!input.substring(urlStart).match(/^https?:\/\//)) {
2337 - result += input[i];
2338 - i++;
2339 - continue;
2340 - }
2341 - // Find balanced closing paren
2342 - var depth = 1;
2343 - var j = urlStart;
2344 - while (j < input.length && depth > 0) {
2345 - if (input[j] === '(') depth++;
2346 - else if (input[j] === ')') depth--;
2347 - if (depth > 0) j++;
2348 - }
2349 - if (depth !== 0) {
2350 - result += input[i];
2351 - i++;
2352 - continue;
2353 - }
2354 - var url = input.substring(urlStart, j);
2355 - var cleanUrl = url.replace(/[\].,;!?]+$/, '');
2356 - var encodedUrl = safeEncodeUrl(cleanUrl);
2357 - if (!linkText || !linkText.trim()) {
2358 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + cleanUrl + '</a>';
2359 - } else {
2360 - var safeText = sanitizeUserInput(linkText);
2361 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + safeText + '</a>';
2362 - }
2363 - i = j + 1; // Skip past the closing )
2364 - } else {
2365 - result += input[i];
2366 - i++;
2367 - }
2368 - }
2369 - return result;
2370 - })(processedText);
2371 -
2372 - // Process phone numbers: [text](tel:number)
2373 - const phonePattern = /\[([^\]]+)\]\((tel:[\d+\-\s()]+)\)/g;
2374 - processedText = processedText.replace(phonePattern, (match, text, phone) => {
2375 - const safePhone = safeEncodeUrl(phone);
2376 - const safeText = sanitizeUserInput(text);
2377 - return `<a href="${safePhone}">${safeText}</a>`;
2378 - });
2379 -
2380 - // Process mailto links: [text](mailto:email)
2381 - const mailtoPattern = /\[([^\]]+)\]\((mailto:[^\)]+)\)/g;
2382 - processedText = processedText.replace(mailtoPattern, (match, text, mailto) => {
2383 - const safeMailto = safeEncodeUrl(mailto);
2384 - const safeText = sanitizeUserInput(text);
2385 - return `<a href="${safeMailto}">${safeText}</a>`;
2386 - });
2387 -
2388 - // Process standalone URLs - but NOT if they're already in <a> tags or brackets
2389 - // Updated pattern to be more careful about what it matches
2390 - const urlPattern = /(^|[^">=\[\]])(https?:\/\/[^\s<"\[\]]+)(?![^<]*<\/a>)(?!\])/gim;
2391 - processedText = processedText.replace(urlPattern, (match, prefix, url) => {
2392 - // Extra check: make sure this isn't already linked
2393 - if (match.includes('href=') || match.includes('</a>')) {
2394 - return match;
2395 - }
2396 -
2397 - // Clean trailing punctuation
2398 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
2399 - const safeUrl = safeEncodeUrl(cleanUrl);
2400 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2401 - });
2402 -
2403 - // Process www. URLs - but NOT if they're already in <a> tags or brackets
2404 - const wwwPattern = /(^|[^">/\[\]])(www\.[\S]+)(?![^<]*<\/a>)(?!\])/gim;
2405 - processedText = processedText.replace(wwwPattern, (match, prefix, url) => {
2406 - // Extra check: make sure this isn't already linked
2407 - if (match.includes('href=') || match.includes('</a>')) {
2408 - return match;
2409 - }
2410 -
2411 - // Clean trailing punctuation
2412 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
2413 - const safeUrl = safeEncodeUrl(`http://${cleanUrl}`);
2414 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2415 - });
2416 -
2417 - return processedText;
2418 -}
2419 -
2420 - function formatMarkdownHeaders(text) {
2421 - // Handle h1 to h6 headers
2422 - return text.replace(/^(#{1,6})\s+(.+)$/gm, function(match, hashes, content) {
2423 - const level = hashes.length;
2424 - return `<h${level} class="chat-heading chat-heading-${level}">${content.trim()}</h${level}>`;
2425 - });
2426 - }
2427 -
2428 -function formatTextStyling(text) {
2429 - // IMPORTANT: Protect BOTH HTML href and Markdown URLs from formatting
2430 - const protectedSegments = [];
2431 - let protectedText = text;
2432 -
2433 - // Step 1a: Protect HTML href="..." attributes
2434 - protectedText = protectedText.replace(/href\s*=\s*["']([^"']+)["']/gi, function(match) {
2435 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2436 - protectedSegments.push(match);
2437 - return placeholder;
2438 - });
2439 -
2440 - // Step 1b: Protect Markdown links [text](url)
2441 - // This is crucial - we need to protect the URLs in markdown format
2442 - protectedText = protectedText.replace(/\[([^\]]*)\]\(([^)]+)\)/g, function(match) {
2443 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2444 - protectedSegments.push(match);
2445 - return placeholder;
2446 - });
2447 -
2448 - // Step 1c: Also protect bare URLs that might exist
2449 - protectedText = protectedText.replace(/(https?:\/\/[^\s<>"]+)/gi, function(match) {
2450 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2451 - protectedSegments.push(match);
2452 - return placeholder;
2453 - });
2454 -
2455 - // Step 2: Now apply text styling to the protected text
2456 - // Handle bold text (**text**)
2457 - protectedText = protectedText.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
73 + // URLs starting with "www." not already inside an <a> tag
74 + var wwwPattern = /(^|[^\/])(www\.[\S]+(\b|$))(?![^<]*<\/a>)/gim;
75 + replacedText = replacedText.replace(wwwPattern, '$1<a href="http://$2" target="_blank">$2</a>');
2458 76
2459 - // Handle italic text (*text* or _text_) - Safari-compatible (no lookbehind)
2460 - // Match single asterisks that aren't part of bold (**) by checking they're not followed/preceded by another *
2461 - protectedText = protectedText.replace(/(?!\*\*)\*([^*\n]+)\*(?!\*)/g, '<em>$1</em>');
2462 -
2463 - // Handle underscores for italic - Safari-compatible (no lookbehind)
2464 - // Exclude __PROTECTED_N__ placeholders by checking the content doesn't contain PROTECTED
2465 - protectedText = protectedText.replace(/(?!__)_((?!PROTECTED)[^_\n]+)_(?!_)/g, '<em>$1</em>');
2466 -
2467 - // Handle strikethrough (~~text~~)
2468 - protectedText = protectedText.replace(/~~(.*?)~~/g, '<del>$1</del>');
2469 -
2470 - // Step 3: Restore all protected segments
2471 - protectedSegments.forEach((original, index) => {
2472 - const placeholder = `__PROTECTED_${index}__`;
2473 - protectedText = protectedText.replace(placeholder, original);
2474 - });
2475 -
2476 - return protectedText;
2477 -}
2478 - function formatBoldText(text) {
2479 - // This function is kept for compatibility but now uses formatTextStyling
2480 - return formatTextStyling(text);
77 + return replacedText;
2481 78 }
2482 -
2483 -function convertNewlinesToBreaks(text) {
2484 - // Split the text into paragraphs (marked by double newlines or multiple <br> tags)
2485 - const paragraphs = text.split(/(?:\n\n|\<br\>\s*\<br\>)/g);
2486 -
2487 - // Filter out empty paragraphs and wrap each paragraph in <p> tags
2488 - return paragraphs
2489 - .map(para => para.trim())
2490 - .filter(para => para.length > 0) // Remove empty paragraphs
2491 - .map(para => `<p>${para}</p>`)
2492 - .join('');
2493 -}
2494 - function formatCodeBlocks(text) {
2495 - // Handle fenced code blocks with language specification (```language)
2496 - text = text.replace(/```(\w+)?\n?([\s\S]*?)```/g, (match, language, code) => {
2497 - const lang = language || 'text';
2498 - const escapedCode = escapeHtml(code.trim());
2499 - return `<div class="mxchat-code-block-container">
2500 - <div class="mxchat-code-header">
2501 - <span class="mxchat-code-language">${lang}</span>
2502 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
2503 - </div>
2504 - <pre class="mxchat-code-block"><code class="language-${lang}">${escapedCode}</code></pre>
2505 - </div>`;
2506 - });
2507 79
2508 - // Handle inline code with single backticks
2509 - text = text.replace(/`([^`\n]+)`/g, '<code class="mxchat-inline-code">$1</code>');
80 + // Updated appendMessage function
81 + function appendMessage(sender, message, isTemporary = false) {
82 + var messageClass = sender === "user" ? "user-message" : "bot-message";
83 + var bgColor = sender === "user" ? mxchatChat.user_message_bg_color : mxchatChat.bot_message_bg_color;
84 + var fontColor = sender === "user" ? mxchatChat.user_message_font_color : mxchatChat.bot_message_font_color;
2510 85
2511 - // Handle raw PHP tags (legacy support)
2512 - text = text.replace(/(<\?php[\s\S]*?\?>)/g, (match) => {
2513 - const escapedCode = escapeHtml(match);
2514 - return `<div class="mxchat-code-block-container">
2515 - <div class="mxchat-code-header">
2516 - <span class="mxchat-code-language">php</span>
2517 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
2518 - </div>
2519 - <pre class="mxchat-code-block"><code class="language-php">${escapedCode}</code></pre>
2520 - </div>`;
86 + var messageDiv = $('<div>').addClass(messageClass).css({
87 + 'background': bgColor,
88 + 'color': fontColor
2521 89 });
2522 90
2523 - return text;
2524 - }
91 + if (sender === "assistant") {
92 + var codeRegex = /```([^]+)```/; // Regex to detect code blocks
93 + var match = codeRegex.exec(message);
94 + message = linkify(message);
2525 95
2526 - function formatMarkdownTables(text) {
2527 - var lines = text.split('\n');
2528 - var result = [];
2529 - var i = 0;
96 + if (match) {
97 + var beforeCode = message.substring(0, match.index);
98 + var codePart = match[1]; // Extracted code content
99 + var afterCode = message.substring(match.index + match[0].length);
2530 100
2531 - while (i < lines.length) {
2532 - // Check for a table: current line has pipes AND next line is a separator row
2533 - if (i + 1 < lines.length &&
2534 - lines[i].indexOf('|') !== -1 &&
2535 - /^\s*\|?[\s\-:]+(\|[\s\-:]+)+\|?\s*$/.test(lines[i + 1])) {
2536 -
2537 - var tableLines = [];
2538 - var headerLine = lines[i];
2539 - var separatorLine = lines[i + 1];
2540 - tableLines.push(headerLine);
2541 - tableLines.push(separatorLine);
2542 -
2543 - // Collect remaining table rows
2544 - var j = i + 2;
2545 - while (j < lines.length && lines[j].indexOf('|') !== -1 && lines[j].trim() !== '') {
2546 - tableLines.push(lines[j]);
2547 - j++;
101 + if (beforeCode.trim()) {
102 + messageDiv.append($('<span>').html(convertNewlinesToBreaks(beforeCode)));
2548 103 }
2549 104
2550 - // Parse alignment from separator row
2551 - var sepCells = separatorLine.split('|').filter(function(c) { return c.trim() !== ''; });
2552 - var alignments = sepCells.map(function(cell) {
2553 - var trimmed = cell.trim();
2554 - if (trimmed.charAt(0) === ':' && trimmed.charAt(trimmed.length - 1) === ':') return 'center';
2555 - if (trimmed.charAt(trimmed.length - 1) === ':') return 'right';
2556 - return 'left';
2557 - });
105 + var codeBlock = $('<pre>').append($('<code>').text(codePart));
106 + var copyButton = $('<button>').text('Copy').addClass('copy-btn');
107 + messageDiv.append(codeBlock).append(copyButton);
2558 108
2559 - // Build HTML table
2560 - var html = '<div class="mxchat-table-wrapper"><table class="mxchat-table">';
2561 -
2562 - // Header row
2563 - var headerCells = tableLines[0].split('|').filter(function(c) { return c.trim() !== ''; });
2564 - html += '<thead><tr>';
2565 - headerCells.forEach(function(cell, idx) {
2566 - var align = alignments[idx] || 'left';
2567 - html += '<th style="text-align:' + align + '">' + cell.trim() + '</th>';
109 + copyButton.on('click', function() {
110 + copyToClipboard(codePart);
111 + alert('Code copied to clipboard!');
2568 112 });
2569 - html += '</tr></thead>';
2570 113
2571 - // Body rows
2572 - html += '<tbody>';
2573 - for (var r = 2; r < tableLines.length; r++) {
2574 - var rowCells = tableLines[r].split('|').filter(function(c) { return c.trim() !== ''; });
2575 - html += '<tr>';
2576 - rowCells.forEach(function(cell, idx) {
2577 - var align = alignments[idx] || 'left';
2578 - html += '<td style="text-align:' + align + '">' + cell.trim() + '</td>';
2579 - });
2580 - html += '</tr>';
114 + if (afterCode.trim()) {
115 + messageDiv.append($('<span>').html(convertNewlinesToBreaks(afterCode)));
2581 116 }
2582 - html += '</tbody></table></div>';
2583 -
2584 - result.push(html);
2585 - i = j;
2586 117 } else {
2587 - result.push(lines[i]);
2588 - i++;
118 + messageDiv.html(formatBoldText(convertNewlinesToBreaks(message)));
2589 119 }
2590 - }
2591 -
2592 - return result.join('\n');
2593 - }
2594 -
2595 - function sanitizeUserInput(text) {
2596 - const div = document.createElement('div');
2597 - div.textContent = text;
2598 - return div.innerHTML;
2599 - }
2600 -
2601 - function escapeHtml(unsafe) {
2602 - // Skip escaping if it's already escaped or contains HTML code block markup
2603 - if (unsafe.includes('&lt;') || unsafe.includes('&gt;') ||
2604 - unsafe.includes('<pre><code') || unsafe.includes('</code></pre>')) {
2605 - return unsafe;
2606 - }
2607 -
2608 - return unsafe
2609 - .replace(/&/g, "&amp;")
2610 - .replace(/</g, "&lt;")
2611 - .replace(/>/g, "&gt;")
2612 - .replace(/"/g, "&quot;")
2613 - .replace(/'/g, "&#039;");
2614 - }
2615 -
2616 - function decodeHTMLEntities(text) {
2617 - var textArea = document.createElement('textarea');
2618 - textArea.innerHTML = text;
2619 - return textArea.value;
2620 - }
2621 -
2622 - // ====================================
2623 - // UI & SCROLLING CONTROLS
2624 - // ====================================
2625 -
2626 - function scrollToBottom(botIdOrInstant, instant) {
2627 - // Handle backward compatibility: scrollToBottom() or scrollToBottom(true/false)
2628 - var botId = 'default';
2629 - if (typeof botIdOrInstant === 'string') {
2630 - botId = botIdOrInstant;
2631 - instant = instant || false;
2632 - } else if (typeof botIdOrInstant === 'boolean') {
2633 - instant = botIdOrInstant;
2634 120 } else {
2635 - instant = false;
121 + messageDiv.html(formatBoldText(convertNewlinesToBreaks(message)));
2636 122 }
2637 123
2638 - var chatBox = getElement(botId, 'chat-box');
2639 - if (instant) {
2640 - // Instantly set the scroll position to the bottom
2641 - chatBox.scrollTop(chatBox.prop("scrollHeight"));
2642 - } else {
2643 - // Use requestAnimationFrame for smoother scrolling if needed
2644 - let start = null;
2645 - const scrollHeight = chatBox.prop("scrollHeight");
2646 - const initialScroll = chatBox.scrollTop();
2647 - const distance = scrollHeight - initialScroll;
2648 - const duration = 500; // Duration in ms
2649 -
2650 - function smoothScroll(timestamp) {
2651 - if (!start) start = timestamp;
2652 - const progress = timestamp - start;
2653 - const currentScroll = initialScroll + (distance * (progress / duration));
2654 - chatBox.scrollTop(currentScroll);
2655 -
2656 - if (progress < duration) {
2657 - requestAnimationFrame(smoothScroll);
2658 - } else {
2659 - chatBox.scrollTop(scrollHeight); // Ensure it's exactly at the bottom
2660 - }
2661 - }
2662 -
2663 - requestAnimationFrame(smoothScroll);
124 + if (isTemporary) {
125 + messageDiv.addClass('temporary-message'); // Add a class for temporary messages
2664 126 }
2665 - }
2666 127
2667 - function scrollElementToTop(element, botId, topOffset) {
2668 - botId = botId || 'default';
2669 - topOffset = (typeof topOffset === 'number') ? topOffset : 2;
2670 - var chatBox = getElement(botId, 'chat-box');
2671 - var elementTop = element.position().top + chatBox.scrollTop();
2672 - chatBox.animate({ scrollTop: Math.max(0, elementTop - topOffset) }, 500);
128 + messageDiv.hide().appendTo('#chat-box').fadeIn(300); // Fade in the new message
2673 129 }
2674 130
2675 - function showChatWidget(botId) {
2676 - botId = botId || 'default';
2677 - var $button = getElement(botId, 'floating-chatbot-button');
2678 - // First ensure display is set
2679 - $button.css('display', 'flex');
2680 - // Then handle the fade
2681 - $button.fadeTo(500, 1);
2682 - // Force visibility
2683 - $button.removeClass('hidden');
2684 - }
131 + // Function to replace the last message in the chat
132 + function replaceLastMessage(sender, newMessage) {
133 + var messageClass = sender === "user" ? "user-message" : "bot-message";
134 + var lastMessageDiv = $('#chat-box').find('.' + messageClass + '.temporary-message').last();
2685 135
2686 - function hideChatWidget(botId) {
2687 - botId = botId || 'default';
2688 - var $button = getElement(botId, 'floating-chatbot-button');
2689 - $button.css('display', 'none');
2690 - $button.addClass('hidden');
2691 - }
2692 -
2693 - function disableScroll() {
2694 - if (isMobile()) {
2695 - $('body').css('overflow', 'hidden');
136 + // Check if the new message is the rate limit message before replacing
137 + if (newMessage === mxchatChat.rate_limit_message) {
138 + // Append rate limit message without replacing anything
139 + appendMessage("bot", newMessage);
140 + return; // Exit the function to prevent replacing the rate limit message
2696 141 }
2697 - }
2698 -
2699 - function enableScroll() {
2700 - if (isMobile()) {
2701 - $('body').css('overflow', '');
142 + if (lastMessageDiv.length) {
143 + lastMessageDiv.fadeOut(200, function() {
144 + // Replace the content and fade in
145 + $(this).html(newMessage).removeClass('temporary-message').fadeIn(200);
146 + });
147 + } else {
148 + appendMessage(sender, newMessage);
2702 149 }
150 + scrollToBottom();
2703 151 }
2704 -
2705 - function isMobile() {
2706 - // This can be a simple check, or more sophisticated detection of mobile devices
2707 - return window.innerWidth <= 768; // Example threshold for mobile devices
2708 - }
2709 -
2710 - function setFullHeight() {
2711 - var vh = $(window).innerHeight() * 0.01;
2712 - $(':root').css('--vh', vh + 'px');
2713 - }
2714 152
153 + function scrollToBottom() {
154 + var chatBox = $('#chat-box');
155 + var newMessage = chatBox.children().last();
2715 156
2716 - // ====================================
2717 - // NOTIFICATION SYSTEM
2718 - // ====================================
2719 -
2720 - function createNotificationBadge() {
2721 - const chatButton = document.getElementById('floating-chatbot-button');
157 + // Calculate the position to scroll to
158 + // which is the top of the last message
159 + var positionToScroll = newMessage.position().top + chatBox.scrollTop();
2722 160
2723 - if (!chatButton) return;
2724 -
2725 - // Remove any existing badge first
2726 - const existingBadge = chatButton.querySelector('.chat-notification-badge');
2727 - if (existingBadge) {
2728 - existingBadge.remove();
2729 - }
2730 -
2731 - notificationBadge = document.createElement('div');
2732 - notificationBadge.className = 'chat-notification-badge';
2733 - notificationBadge.style.cssText = `
2734 - display: none;
2735 - position: absolute;
2736 - top: -5px;
2737 - right: -5px;
2738 - background-color: red;
2739 - color: white;
2740 - border-radius: 50%;
2741 - padding: 4px 8px;
2742 - font-size: 12px;
2743 - font-weight: bold;
2744 - z-index: 10001;
2745 - `;
2746 - chatButton.style.position = 'relative';
2747 - chatButton.appendChild(notificationBadge);
2748 -
161 + // Animate the scrolling to the calculated position
162 + chatBox.animate({
163 + scrollTop: positionToScroll
164 + }, 500);
2749 165 }
2750 -
2751 - function showNotification(botId) {
2752 - botId = botId || 'default';
2753 - const badge = getElementDOM(botId, 'chat-notification-badge');
2754 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2755 - if (badge && $floatingChatbot.hasClass('hidden')) {
2756 - badge.style.display = 'block';
2757 - badge.textContent = '1';
2758 - }
2759 - }
2760 166
2761 - function hideNotification(botId) {
2762 - botId = botId || 'default';
2763 - const badge = getElementDOM(botId, 'chat-notification-badge');
2764 - if (badge) {
2765 - badge.style.display = 'none';
2766 - }
167 + // Function to format text with **bold** inside double asterisks
168 + function formatBoldText(text) {
169 + return text.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
2767 170 }
2768 171
2769 - function startNotificationChecking(botId) {
2770 - botId = botId || 'default';
2771 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2772 - if (!chatPersistenceEnabled) return;
172 + // Function to convert newline characters to HTML line breaks and handle paragraph spacing
173 + function convertNewlinesToBreaks(text) {
174 + var lines = text.split('\n');
175 + var formattedText = '';
2773 176
2774 - createNotificationBadge(botId);
2775 - var instance = MxChatInstances.get(botId);
2776 - instance.notificationCheckInterval = setInterval(function() {
2777 - checkForNewMessages(botId);
2778 - }, 30000); // Check every 30 seconds
2779 - }
2780 -
2781 - function stopNotificationChecking(botId) {
2782 - botId = botId || 'default';
2783 - var instance = MxChatInstances.get(botId);
2784 - if (instance.notificationCheckInterval) {
2785 - clearInterval(instance.notificationCheckInterval);
177 + for (var i = 0; i < lines.length; i++) {
178 + formattedText += lines[i] + '<br>';
2786 179 }
2787 - }
2788 -
2789 - function checkForNewMessages() {
2790 - const sessionId = getChatSession();
2791 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2792 -
2793 - if (!chatPersistenceEnabled) return;
2794 -
2795 - $.ajax({
2796 - url: mxchatChat.ajax_url,
2797 - type: 'POST',
2798 - data: {
2799 - action: 'mxchat_check_new_messages',
2800 - session_id: sessionId,
2801 - last_seen_id: lastSeenMessageId,
2802 - nonce: mxchatChat.nonce
2803 - },
2804 - success: function(response) {
2805 - if (response.success && response.data.hasNewMessages) {
2806 - showNotification();
2807 - }
2808 - }
2809 - });
2810 - }
2811 180
2812 -
2813 -// ====================================
2814 -// LIVE AGENT FUNCTIONALITY
2815 -// ====================================
2816 -
2817 -function startPolling(botId) {
2818 - botId = botId || 'default';
2819 - var instance = MxChatInstances.get(botId);
2820 - // Clear any existing interval first
2821 - stopPolling(botId);
2822 - instance.pollingInterval = setInterval(function() {
2823 - checkForAgentMessages(botId);
2824 - }, 5000);
2825 -}
2826 -
2827 -function stopPolling(botId) {
2828 - botId = botId || 'default';
2829 - var instance = MxChatInstances.get(botId);
2830 - if (instance.pollingInterval) {
2831 - clearInterval(instance.pollingInterval);
2832 - instance.pollingInterval = null;
181 + return formattedText;
2833 182 }
2834 -}
2835 183
2836 -function checkForAgentMessages(botId) {
2837 - botId = botId || 'default';
2838 - var instance = MxChatInstances.get(botId);
2839 - const sessionId = getChatSession(botId);
2840 - $.ajax({
2841 - url: mxchatChat.ajax_url,
2842 - type: 'POST',
2843 - dataType: 'json',
2844 - data: {
2845 - action: 'mxchat_fetch_new_messages',
2846 - session_id: sessionId,
2847 - last_seen_id: instance.lastSeenMessageId,
2848 - persistence_enabled: 'true',
2849 - nonce: mxchatChat.nonce
2850 - },
2851 - success: function (response) {
2852 - if (response.success && response.data?.new_messages) {
2853 - let hasNewMessage = false;
2854 -
2855 - response.data.new_messages.forEach(function (message) {
2856 - if (message.role === "agent" && !instance.processedMessageIds.has(message.id)) {
2857 - hasNewMessage = true;
2858 - appendMessage("agent", message.content, '', [], false, botId);
2859 - instance.lastSeenMessageId = message.id;
2860 - instance.processedMessageIds.add(message.id);
2861 - }
2862 - });
2863 -
2864 - if (hasNewMessage) {
2865 - enableChatInput(botId);
2866 - }
2867 -
2868 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2869 - if (hasNewMessage && $floatingChatbot.hasClass('hidden')) {
2870 - showNotification(botId);
2871 - }
2872 -
2873 - scrollToBottom(botId, true);
2874 - }
2875 -
2876 - // Handle chat mode transitions (e.g. agent ended chat via !endchat)
2877 - if (response.success && response.data?.chat_mode) {
2878 - updateChatModeIndicator(response.data.chat_mode, botId);
2879 - }
2880 - },
2881 - error: function (xhr, status, error) {
2882 - // Polling error - silently continue
2883 - }
2884 - });
2885 -}
2886 -
2887 - // ====================================
2888 - // CHAT HISTORY & PERSISTENCE
2889 - // ====================================
2890 -
2891 -function loadChatHistory(botId, onComplete) {
2892 - botId = botId || 'default';
2893 - var instance = MxChatInstances.get(botId);
2894 -
2895 - // Prevent duplicate loading
2896 - if (instance.chatHistoryLoaded) {
2897 - if (onComplete) onComplete();
2898 - return;
184 + // Copy to clipboard function
185 + // Function to copy text to clipboard
186 + function copyToClipboard(text) {
187 + var tempInput = $('<input>');
188 + $('body').append(tempInput);
189 + tempInput.val(text).select();
190 + document.execCommand('copy');
191 + tempInput.remove();
2899 192 }
2900 193
2901 - // Use getChatSession which returns null if no session exists (does NOT create one)
2902 - var sessionId = getChatSession(botId);
2903 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
194 + // Retrieve the custom rate limit message
195 + var rateLimitMessage = mxchatChat.rate_limit_message || "Rate limit exceeded. Please try again later.";
2904 196
2905 - // No session yet — nothing to load. History will load after first message via ensureSession.
2906 - if (!sessionId) {
2907 - instance.chatHistoryLoaded = true;
2908 - if (onComplete) onComplete();
2909 - return;
2910 - }
2911 -
2912 - if (chatPersistenceEnabled && sessionId) {
197 + // Call MxChat API
198 + function callMxChat(message, callback) {
2913 199 $.ajax({
2914 200 url: mxchatChat.ajax_url,
2915 201 type: 'POST',
2916 202 dataType: 'json',
2917 203 data: {
2918 - action: 'mxchat_fetch_conversation_history',
2919 - session_id: sessionId
204 + action: 'mxchat_handle_chat_request',
205 + message: message,
206 + nonce: mxchatChat.nonce
2920 207 },
2921 208 success: function(response) {
2922 - // Handle session reset (IP changed while user was away)
2923 - if (response.success === false && response.data && response.data.action === 'reset_session') {
2924 - // Silent reset — new session but don't clear UI
2925 - MxChatInstances.silentResetSession(botId);
2926 - instance.chatHistoryLoaded = true; // Prevent retry loop
2927 - if (onComplete) onComplete();
2928 - return;
209 + //console.log("API Response:", response);
210 + removeThinkingDots();
211 +
212 + if (response.message && typeof response.message === 'string') {
213 + // Handle the valid response
214 + var botMessage = linkify(response.message);
215 + botMessage = convertNewlinesToBreaks(botMessage);
216 + callback(botMessage);
217 + } else if (response.error) {
218 + // Handle errors returned by the server
219 + appendMessage("bot", response.error.message || "An unexpected error occurred.");
220 + } else {
221 + // Handle unexpected formats
222 + //console.log("Unexpected API response format:", response);
223 + appendMessage("bot", "An unexpected response was received. Please try again.");
2929 224 }
2930 -
2931 - // Check if the response indicates success
2932 - if (response.success) {
2933 - // Handle case where conversation data exists and is an array
2934 - if (response.data && Array.isArray(response.data.conversation)) {
2935 - var $chatBox = getElement(botId, 'chat-box');
2936 - var $fragment = $(document.createDocumentFragment());
2937 - let highestMessageId = instance.lastSeenMessageId;
2938 -
2939 - // Update chat mode if provided
2940 - if (response.data.chat_mode) {
2941 - updateChatModeIndicator(response.data.chat_mode, botId);
2942 - }
2943 -
2944 - // Only process if there are actual messages
2945 - if (response.data.conversation.length > 0) {
2946 - // IMPORTANT: Clear existing messages before loading history
2947 - $chatBox.empty();
2948 -
2949 - $.each(response.data.conversation, function(index, message) {
2950 - // Skip agent messages if persistence is off
2951 - if (!chatPersistenceEnabled && message.role === 'agent') {
2952 - return;
2953 - }
2954 -
2955 - var messageClass, messageBgColor, messageFontColor;
2956 -
2957 - switch (message.role) {
2958 - case 'user':
2959 - messageClass = 'user-message';
2960 - messageBgColor = userMessageBgColor;
2961 - messageFontColor = userMessageFontColor;
2962 - break;
2963 - case 'agent':
2964 - messageClass = 'agent-message';
2965 - messageBgColor = liveAgentMessageBgColor;
2966 - messageFontColor = liveAgentMessageFontColor;
2967 - break;
2968 - default:
2969 - messageClass = 'bot-message';
2970 - messageBgColor = botMessageBgColor;
2971 - messageFontColor = botMessageFontColor;
2972 - break;
2973 - }
2974 -
2975 - var messageElement = $('<div>').addClass(messageClass)
2976 - .css({
2977 - 'background': messageBgColor,
2978 - 'color': messageFontColor
2979 - });
2980 -
2981 - var content = message.content;
2982 - content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
2983 - content = decodeHTMLEntities(content);
2984 -
2985 - // Skip linkify for messages containing structured HTML
2986 - // (forms, product cards, galleries, etc.) to avoid
2987 - // markdown formatting corrupting HTML attributes
2988 - // (e.g. underscores in name="field_name" becoming <em> tags)
2989 - if (content.includes("mxchat-product-card") ||
2990 - content.includes("mxchat-image-gallery") ||
2991 - content.includes("mxchat-featured-products") ||
2992 - content.includes("<form") ||
2993 - content.includes("<input") ||
2994 - content.includes("<select") ||
2995 - content.includes("<textarea")) {
2996 - messageElement.html(content);
2997 - } else {
2998 - var formattedContent = linkify(content);
2999 - messageElement.html(formattedContent);
3000 - }
3001 -
3002 - $fragment.append(messageElement);
3003 -
3004 - // Track message IDs
3005 - if (message.id) {
3006 - highestMessageId = Math.max(highestMessageId, message.id);
3007 - instance.processedMessageIds.add(message.id);
3008 - }
3009 - });
3010 -
3011 - // Only append messages and scroll if we have content
3012 - $chatBox.append($fragment);
3013 - scrollToBottom(botId, true);
3014 -
3015 - // Collapse quick questions if we have conversation history
3016 - // BUT skip auto-collapse for embedded bots (they should stay expanded)
3017 - if (hasQuickQuestions(botId) && !isEmbeddedBot(botId)) {
3018 - collapseQuickQuestions(botId);
3019 - }
3020 -
3021 - // Update lastSeenMessageId after history loads
3022 - instance.lastSeenMessageId = highestMessageId;
3023 -
3024 - // Only update chat mode if persistence is enabled and we have messages
3025 - if (chatPersistenceEnabled) {
3026 - var lastMessage = response.data.conversation[response.data.conversation.length - 1];
3027 - if (lastMessage.role === 'agent') {
3028 - updateChatModeIndicator('agent', botId);
3029 - }
3030 - }
3031 -
3032 - // Mark as loaded ONLY after successful load
3033 - instance.chatHistoryLoaded = true;
3034 - }
3035 - }
3036 - }
3037 - if (onComplete) onComplete();
3038 225 },
3039 - error: function(xhr, status, error) {
3040 - // Error loading chat history - silently continue
3041 - if (onComplete) onComplete();
226 + error: function(jqXHR, textStatus, errorThrown) {
227 + //console.error("AJAX Error:", textStatus, errorThrown);
228 + removeThinkingDots();
229 + appendMessage("bot", "Error communicating with the server.");
3042 230 }
3043 231 });
3044 - } else {
3045 - if (onComplete) onComplete();
3046 232 }
3047 -}
3048 233
3049 234
3050 - // ====================================
3051 - // FILE UPLOAD FUNCTIONALITY
3052 - // ====================================
3053 -
3054 - function addSafeEventListener(elementId, eventType, handler) {
3055 - const element = document.getElementById(elementId);
3056 - if (element) {
3057 - element.addEventListener(eventType, handler);
3058 - }
235 + // Helper function to check if a string is an image HTML
236 + function isImageHtml(str) {
237 + return str.startsWith('<img') && str.endsWith('>');
3059 238 }
3060 -
3061 - function showActivePdf(filename, botId) {
3062 - botId = botId || 'default';
3063 - const container = getElementDOM(botId, 'active-pdf-container');
3064 - const nameElement = getElementDOM(botId, 'active-pdf-name');
3065 239
3066 - if (!container || !nameElement) {
3067 - return;
3068 - }
3069 -
3070 - nameElement.textContent = filename;
3071 - container.style.display = 'flex';
240 + // Function to remove thinking dots
241 + function removeThinkingDots() {
242 + $('.thinking-dots').closest('.temporary-message').remove();
3072 243 }
3073 244
3074 - function showActiveWord(filename, botId) {
3075 - botId = botId || 'default';
3076 - const container = getElementDOM(botId, 'active-word-container');
3077 - const nameElement = getElementDOM(botId, 'active-word-name');
3078 -
3079 - if (!container || !nameElement) {
3080 - return;
3081 - }
3082 -
3083 - nameElement.textContent = filename;
3084 - container.style.display = 'flex';
245 + function isMobile() {
246 + // This can be a simple check, or more sophisticated detection of mobile devices
247 + return window.innerWidth <= 768; // Example threshold for mobile devices
3085 248 }
3086 249
3087 - function removeActivePdf(botId) {
3088 - botId = botId || 'default';
3089 - var instance = MxChatInstances.get(botId);
3090 - const container = getElementDOM(botId, 'active-pdf-container');
3091 - const nameElement = getElementDOM(botId, 'active-pdf-name');
3092 -
3093 - if (!container || !nameElement || !instance.activePdfFile) return;
3094 -
3095 - fetch(mxchatChat.ajax_url, {
3096 - method: 'POST',
3097 - headers: {
3098 - 'Content-Type': 'application/x-www-form-urlencoded',
3099 - },
3100 - body: new URLSearchParams({
3101 - 'action': 'mxchat_remove_pdf',
3102 - 'session_id': getChatSession(botId),
3103 - 'nonce': mxchatChat.nonce
3104 - })
3105 - })
3106 - .then(response => response.json())
3107 - .then(data => {
3108 - if (data.success) {
3109 - container.style.display = 'none';
3110 - nameElement.textContent = '';
3111 - instance.activePdfFile = null;
3112 - appendMessage('bot', 'PDF removed.', '', [], false, botId);
3113 - }
3114 - })
3115 - .catch(error => {
3116 - // Error removing PDF - silently continue
3117 - });
3118 - }
3119 -
3120 - function removeActiveWord(botId) {
3121 - botId = botId || 'default';
3122 - var instance = MxChatInstances.get(botId);
3123 - const container = getElementDOM(botId, 'active-word-container');
3124 - const nameElement = getElementDOM(botId, 'active-word-name');
3125 -
3126 - if (!container || !nameElement || !instance.activeWordFile) return;
3127 -
3128 - fetch(mxchatChat.ajax_url, {
3129 - method: 'POST',
3130 - headers: {
3131 - 'Content-Type': 'application/x-www-form-urlencoded',
3132 - },
3133 - body: new URLSearchParams({
3134 - 'action': 'mxchat_remove_word',
3135 - 'session_id': getChatSession(botId),
3136 - 'nonce': mxchatChat.nonce
3137 - })
3138 - })
3139 - .then(response => response.json())
3140 - .then(data => {
3141 - if (data.success) {
3142 - container.style.display = 'none';
3143 - nameElement.textContent = '';
3144 - instance.activeWordFile = null;
3145 - appendMessage('bot', 'Word document removed.', '', [], false, botId);
3146 - }
3147 - })
3148 - .catch(error => {
3149 - // Error removing Word document - silently continue
3150 - });
3151 - }
3152 -
3153 - // ====================================
3154 - // CONSENT & COMPLIANCE (GDPR)
3155 - // ====================================
3156 -
3157 - function initializeChatVisibility(botId) {
3158 - botId = botId || 'default';
3159 - const complianzEnabled = mxchatChat.complianz_toggle === 'on' ||
3160 - mxchatChat.complianz_toggle === '1' ||
3161 - mxchatChat.complianz_toggle === 1;
3162 -
3163 - if (complianzEnabled && typeof cmplz_has_consent === "function" && typeof complianz !== 'undefined') {
3164 - // Initial check
3165 - checkConsentAndShowChat(botId);
3166 -
3167 - // Listen for consent changes
3168 - $(document).on('cmplz_status_change', function(event) {
3169 - checkConsentAndShowChat(botId);
3170 - });
3171 - } else {
3172 - // If Complianz is not enabled, always show
3173 - getElement(botId, 'floating-chatbot-button')
3174 - .css('display', 'flex')
3175 - .removeClass('hidden no-consent')
3176 - .fadeTo(500, 1);
3177 -
3178 - // Also check pre-chat message when Complianz is not enabled
3179 - checkPreChatDismissal(botId);
250 + function disableScroll() {
251 + if (isMobile()) {
252 + $('body').css('overflow', 'hidden');
3180 253 }
3181 254 }
3182 255
3183 -
3184 - function checkConsentAndShowChat(botId) {
3185 - botId = botId || 'default';
3186 - var consentStatus = cmplz_has_consent('marketing');
3187 - var consentType = complianz.consenttype;
3188 -
3189 - let $widget = getElement(botId, 'floating-chatbot-button');
3190 - let $chatbot = getElement(botId, 'floating-chatbot');
3191 - let $preChat = getElement(botId, 'pre-chat-message');
3192 -
3193 - if (consentStatus === true) {
3194 - $widget
3195 - .removeClass('no-consent')
3196 - .css('display', 'flex')
3197 - .removeClass('hidden')
3198 - .fadeTo(500, 1);
3199 - $chatbot.removeClass('no-consent');
3200 -
3201 - // Show pre-chat message if not dismissed
3202 - checkPreChatDismissal(botId);
3203 - } else {
3204 - $widget
3205 - .addClass('no-consent')
3206 - .fadeTo(500, 0, function() {
3207 - $(this)
3208 - .css('display', 'none')
3209 - .addClass('hidden');
3210 - });
3211 - $chatbot.addClass('no-consent');
3212 -
3213 - // Hide pre-chat message when no consent
3214 - $preChat.hide();
256 + function enableScroll() {
257 + if (isMobile()) {
258 + $('body').css('overflow', '');
3215 259 }
3216 260 }
3217 261
3218 -
3219 - // ====================================
3220 - // PRE-CHAT MESSAGE HANDLING
3221 - // ====================================
3222 -
3223 - function checkPreChatDismissal(botId) {
3224 - botId = botId || 'default';
3225 - try {
3226 - var dismissedAt = localStorage.getItem('mxchat_pre_chat_dismissed_' + botId);
3227 - if (dismissedAt) {
3228 - // Re-show after 24 hours
3229 - var elapsed = Date.now() - parseInt(dismissedAt, 10);
3230 - if (elapsed < 86400000) {
3231 - getElement(botId, 'pre-chat-message').hide();
3232 - return;
3233 - }
3234 - // Expired — clear and show again
3235 - localStorage.removeItem('mxchat_pre_chat_dismissed_' + botId);
3236 - }
3237 - getElement(botId, 'pre-chat-message').fadeIn(250);
3238 - } catch (e) {
3239 - // localStorage unavailable — show the message
3240 - getElement(botId, 'pre-chat-message').fadeIn(250);
3241 - }
262 + // Show and fade in the chat widget after a delay
263 + function showAndFadeInChatWidget() {
264 + // Wait for 5 seconds before showing and starting the fade-in
265 + setTimeout(function() {
266 + $('#floating-chatbot-button').css('display', 'flex').fadeTo(500, 1);
267 + $('#pre-chat-message').fadeIn(500); // Fade in the pre-chat message
268 + }, 250);
3242 269 }
3243 270
3244 - function handlePreChatDismissal(botId) {
3245 - botId = botId || 'default';
3246 - getElement(botId, 'pre-chat-message').fadeOut(200);
3247 - try {
3248 - localStorage.setItem('mxchat_pre_chat_dismissed_' + botId, String(Date.now()));
3249 - } catch (e) {
3250 - // localStorage unavailable — dismissal won't persist
3251 - }
3252 - }
271 + // Call the function when the document is ready
272 + showAndFadeInChatWidget();
3253 273
3254 -
3255 - // ====================================
3256 - // UTILITY FUNCTIONS
3257 - // ====================================
3258 -
3259 - function copyToClipboard(text) {
3260 - var tempInput = $('<input>');
3261 - $('body').append(tempInput);
3262 - tempInput.val(text).select();
3263 - document.execCommand('copy');
3264 - tempInput.remove();
3265 - }
3266 -
3267 -
3268 - function isImageHtml(str) {
3269 - return str.startsWith('<img') && str.endsWith('>');
3270 - }
3271 -
3272 -
3273 - // ====================================
3274 - // EVENT HANDLERS & INITIALIZATION
3275 - // ====================================
3276 -
3277 -$(document).on('click', '.mxchat-popular-question', function () {
3278 - var question = $(this).text();
3279 - var botId = getBotIdFromElement(this);
3280 -
3281 - // Append the question as if the user typed it
3282 - appendMessage("user", question, '', [], false, botId);
3283 -
3284 - // Only collapse if there are questions
3285 - if (hasQuickQuestions(botId)) {
3286 - collapseQuickQuestions(botId);
3287 - }
3288 -
3289 - // Send the question to the server
3290 - sendMessageToChatbot(question, botId);
3291 -});
3292 -
3293 -$(document).on('click', '.questions-toggle-btn', function(e) {
3294 - e.preventDefault();
3295 - e.stopPropagation();
3296 - var botId = getBotIdFromElement(this);
3297 - expandQuickQuestions(botId);
3298 -});
3299 -
3300 -$(document).on('click', '.questions-collapse-btn', function(e) {
3301 - e.preventDefault();
3302 - e.stopPropagation();
3303 - var botId = getBotIdFromElement(this);
3304 - collapseQuickQuestions(botId);
3305 -});
3306 -
3307 - // Chatbot visibility toggle handlers - use class selector for multi-instance support
3308 - // Handles click + Enter/Space keypresses for keyboard accessibility (WCAG 2.1 SC 2.1.1).
3309 - $(document).on('click keydown', '.floating-chatbot-button', function(e) {
3310 - if (e.type === 'keydown') {
3311 - if (e.key !== 'Enter' && e.key !== ' ' && e.key !== 'Spacebar') return;
3312 - e.preventDefault();
3313 - }
3314 - var botId = getBotIdFromElement(this);
3315 - var $chatbot = getElement(botId, 'floating-chatbot');
3316 - var $badge = getElement(botId, 'chat-notification-badge');
3317 - var $preChat = getElement(botId, 'pre-chat-message');
3318 -
3319 - if ($chatbot.hasClass('hidden')) {
3320 - $chatbot.removeClass('hidden').addClass('visible')
3321 - .attr('aria-modal', 'true').attr('role', 'dialog');
3322 - $(this).addClass('hidden').attr('aria-expanded', 'true');
3323 - $badge.hide(); // Hide notification when opening chat
3324 - disableScroll();
3325 - $preChat.fadeOut(250);
3326 -
3327 - // First open per page load: re-fetch behavior settings in case
3328 - // this page's inline values came from a stale full-page cache
3329 - // (plan-32db95). Idempotent — later opens are a no-op.
3330 - mxchatRefreshDynamicSettings();
3331 -
3332 - // Load chat history for returning visitors (persistence)
3333 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
3334 - if (chatPersistenceEnabled) {
3335 - MxChatInstances.ensureSession(botId);
3336 - }
3337 -
3338 - // Deferred email check — only on first widget open
3339 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3340 - var instance = MxChatInstances.get(botId);
3341 - if (emailBlocker && !instance.emailCheckDone) {
3342 - instance.emailCheckDone = true;
3343 - resolveEmailState(botId);
3344 - } else if (!emailBlocker) {
3345 - // No email collection — still route through showChatContainerForBot
3346 - // so the loader is shown while chat history loads
3347 - showChatContainerForBot(botId);
3348 - }
3349 -
3350 - // Move keyboard focus into the message input after the open transition.
3351 - setTimeout(function() {
3352 - var chatInput = getElementDOM(botId, 'chat-input');
3353 - if (chatInput && !chatInput.disabled) {
3354 - try { chatInput.focus({ preventScroll: true }); } catch (err) { chatInput.focus(); }
3355 - }
3356 - }, 300);
274 + // Toggle chatbot visibility on floating button click
275 + $(document).on('click', '#floating-chatbot-button', function() {
276 + var chatbot = $('#floating-chatbot');
277 + if (chatbot.hasClass('hidden')) {
278 + chatbot.removeClass('hidden').addClass('visible');
279 + $(this).addClass('hidden');
280 + $('#pre-chat-message').fadeOut(250); // Hide pre-chat message
281 + disableScroll(); // Disable scroll when chatbot opens
3357 282 } else {
3358 - $chatbot.removeClass('visible').addClass('hidden').removeAttr('aria-modal');
3359 - $(this).removeClass('hidden').attr('aria-expanded', 'false');
3360 - enableScroll();
3361 - checkPreChatDismissal(botId);
283 + chatbot.removeClass('visible').addClass('hidden');
284 + $(this).removeClass('hidden');
285 + $('#pre-chat-message').fadeIn(250); // Show pre-chat message
286 + enableScroll(); // Enable scroll when chatbot closes
3362 287 }
3363 288 });
3364 289
3365 - // Allow clicking anywhere on the title bar to close the chatbot.
3366 - // Returns keyboard focus to the launcher so keyboard users don't get
3367 - // stranded at <body> (WCAG SC 2.4.3 Focus Order). :focus-visible is
3368 - // heuristic-based so mouse-triggered close won't show a focus ring.
3369 - $(document).on('click', '.chatbot-top-bar', function() {
3370 - var botId = getBotIdFromElement(this);
3371 - getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3372 - var $launcher = getElement(botId, 'floating-chatbot-button');
3373 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
3374 - enableScroll();
3375 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
290 + // Close button click handler for chat widget
291 + $(document).on('click', '#exit-chat-button', function() {
292 + $('#floating-chatbot').addClass('hidden').removeClass('visible');
293 + $('#floating-chatbot-button').removeClass('hidden');
294 + $('#pre-chat-message').fadeIn(250); // Show pre-chat message
295 + enableScroll(); // Enable scroll when chatbot is minimized
3376 296 });
3377 297
3378 - // Global Escape-key handler — closes any visible chat widget and
3379 - // returns focus to its launcher. Standard modal-dismissal pattern;
3380 - // pairs with aria-modal="true" set on the widget when it opens.
3381 - $(document).on('keydown', function(e) {
3382 - if (e.key !== 'Escape' && e.key !== 'Esc') return;
3383 - var $visible = $('.floating-chatbot.visible');
3384 - if (!$visible.length) return;
3385 - e.preventDefault();
3386 - $visible.each(function() {
3387 - var botId = getBotIdFromElement(this);
3388 - $(this).addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3389 - var $launcher = getElement(botId, 'floating-chatbot-button');
3390 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
3391 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
3392 - });
3393 - enableScroll();
3394 - });
3395 -
298 + // Close pre-chat message on click
3396 299 $(document).on('click', '.close-pre-chat-message', function(e) {
3397 300 e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
3398 - var botId = getBotIdFromElement(this);
3399 - handlePreChatDismissal(botId);
301 + $('#pre-chat-message').fadeOut(200, function() {
302 + $(this).remove();
303 + });
3400 304 });
3401 305
3402 -
3403 - // PDF upload button handlers - use class selector
3404 - $(document).on('click', '.pdf-upload-btn', function() {
3405 - var botId = getBotIdFromElement(this);
3406 - var pdfInput = getElementDOM(botId, 'pdf-upload');
3407 - if (pdfInput) pdfInput.click();
3408 - });
3409 -
3410 - // Word upload button handlers - use class selector
3411 - $(document).on('click', '.word-upload-btn', function() {
3412 - var botId = getBotIdFromElement(this);
3413 - var wordInput = getElementDOM(botId, 'word-upload');
3414 - if (wordInput) wordInput.click();
3415 - });
3416 -
3417 - // PDF file input change handler - delegated, bot-aware (was bound to stale un-suffixed id 'pdf-upload')
3418 - $(document).on('change', '.pdf-upload', async function(e) {
3419 - var botId = getBotIdFromElement(this);
3420 - var instance = MxChatInstances.get(botId);
3421 - const file = this.files[0];
3422 - const sessionId = MxChatInstances.ensureSession(botId);
3423 -
3424 - if (!file || file.type !== 'application/pdf') {
3425 - alert('Please select a valid PDF file.');
3426 - return;
306 + // Open chatbot when pre-chat message is clicked
307 + $(document).on('click', '#pre-chat-message', function() {
308 + var chatbot = $('#floating-chatbot');
309 + if (chatbot.hasClass('hidden')) {
310 + chatbot.removeClass('hidden').addClass('visible');
311 + $('#floating-chatbot-button').addClass('hidden');
312 + $('#pre-chat-message').fadeOut(250); // Hide pre-chat message
313 + disableScroll(); // Disable scroll when chatbot opens
3427 314 }
3428 -
3429 - if (!sessionId) {
3430 - alert('Error: No session ID found');
3431 - return;
3432 - }
3433 -
3434 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3435 - alert('Error: Ajax configuration missing');
3436 - return;
3437 - }
3438 -
3439 - // Disable buttons and show loading state
3440 - const uploadBtn = getElementDOM(botId, 'pdf-upload-btn');
3441 - const sendBtn = getElementDOM(botId, 'send-button');
3442 - if (!uploadBtn) return;
3443 - const originalBtnContent = uploadBtn.innerHTML;
3444 -
3445 - try {
3446 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3447 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3448 - const formData = new FormData();
3449 - formData.append('action', 'mxchat_upload_pdf');
3450 - formData.append('pdf_file', file);
3451 - formData.append('session_id', sessionId);
3452 - formData.append('nonce', mxchatChat.nonce);
3453 -
3454 - uploadBtn.disabled = true;
3455 - if (sendBtn) sendBtn.disabled = true;
3456 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3457 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3458 - </svg>`;
3459 -
3460 - const response = await fetch(mxchatChat.ajax_url, {
3461 - method: 'POST',
3462 - body: formData
3463 - });
3464 -
3465 - const data = await response.json();
3466 -
3467 - if (data.success) {
3468 - // Hide popular questions if they exist
3469 - if (hasQuickQuestions(botId)) {
3470 - collapseQuickQuestions(botId);
3471 - }
3472 -
3473 - // Show the active PDF name
3474 - showActivePdf(data.data.filename, botId);
3475 -
3476 - appendMessage('bot', data.data.message, '', [], false, botId);
3477 - scrollToBottom(botId);
3478 - instance.activePdfFile = data.data.filename;
3479 - } else {
3480 - alert('Failed to upload PDF. Please try again.');
3481 - }
3482 - } catch (error) {
3483 - alert('Error uploading file. Please try again.');
3484 - } finally {
3485 - uploadBtn.disabled = false;
3486 - if (sendBtn) sendBtn.disabled = false;
3487 - uploadBtn.innerHTML = originalBtnContent;
3488 - this.value = ''; // Reset file input
3489 - }
3490 315 });
3491 -
3492 - // Word file input change handler - delegated, bot-aware (was bound to stale un-suffixed id 'word-upload')
3493 - $(document).on('change', '.word-upload', async function(e) {
3494 - var botId = getBotIdFromElement(this);
3495 - var instance = MxChatInstances.get(botId);
3496 - const file = this.files[0];
3497 - const sessionId = MxChatInstances.ensureSession(botId);
3498 316
3499 - if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
3500 - alert('Please select a valid Word document (.docx).');
3501 - return;
3502 - }
317 + // If the chatbot is initially hidden, ensure the button is visible
318 + if ($('#floating-chatbot').hasClass('hidden')) {
319 + $('#floating-chatbot-button').removeClass('hidden');
320 + }
3503 321
3504 - if (!sessionId) {
3505 - alert('Error: No session ID found');
3506 - return;
3507 - }
322 + function setFullHeight() {
323 + var vh = $(window).innerHeight() * 0.01;
324 + $(':root').css('--vh', vh + 'px');
325 + }
3508 326
3509 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3510 - alert('Error: Ajax configuration missing');
3511 - return;
3512 - }
3513 -
3514 - // Disable buttons and show loading state
3515 - const uploadBtn = getElementDOM(botId, 'word-upload-btn');
3516 - const sendBtn = getElementDOM(botId, 'send-button');
3517 - if (!uploadBtn) return;
3518 - const originalBtnContent = uploadBtn.innerHTML;
3519 -
3520 - try {
3521 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3522 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3523 - const formData = new FormData();
3524 - formData.append('action', 'mxchat_upload_word');
3525 - formData.append('word_file', file);
3526 - formData.append('session_id', sessionId);
3527 - formData.append('nonce', mxchatChat.nonce);
3528 -
3529 - uploadBtn.disabled = true;
3530 - if (sendBtn) sendBtn.disabled = true;
3531 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3532 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3533 - </svg>`;
3534 -
3535 - const response = await fetch(mxchatChat.ajax_url, {
3536 - method: 'POST',
3537 - body: formData
3538 - });
3539 -
3540 - const data = await response.json();
3541 -
3542 - if (data.success) {
3543 - // Hide popular questions if they exist
3544 - if (hasQuickQuestions(botId)) {
3545 - collapseQuickQuestions(botId);
3546 - }
3547 -
3548 - // Show the active Word document name
3549 - showActiveWord(data.data.filename, botId);
3550 -
3551 - appendMessage('bot', data.data.message, '', [], false, botId);
3552 - scrollToBottom(botId);
3553 - instance.activeWordFile = data.data.filename;
3554 - } else {
3555 - alert('Failed to upload Word document. Please try again.');
3556 - }
3557 - } catch (error) {
3558 - alert('Error uploading file. Please try again.');
3559 - } finally {
3560 - uploadBtn.disabled = false;
3561 - if (sendBtn) sendBtn.disabled = false;
3562 - uploadBtn.innerHTML = originalBtnContent;
3563 - this.value = ''; // Reset file input
3564 - }
327 + // Set the height when the page loads
328 + $(document).ready(function() {
329 + setFullHeight();
3565 330 });
3566 -
3567 - // Remove button click handlers - delegated, bot-aware (were bound to stale un-suffixed ids)
3568 - $(document).on('click', '.remove-pdf-btn', function(e) {
3569 - e.preventDefault();
3570 - e.stopPropagation();
3571 - removeActivePdf(getBotIdFromElement(this));
3572 - });
3573 331
3574 - $(document).on('click', '.remove-word-btn', function(e) {
3575 - e.preventDefault();
3576 - e.stopPropagation();
3577 - removeActiveWord(getBotIdFromElement(this));
3578 - });
3579 -
3580 - // Window resize handlers
332 + // Set the height on resize and orientation change events
3581 333 $(window).on('resize orientationchange', function() {
3582 334 setFullHeight();
3583 335 });
3584 -
3585 -
3586 - // ====================================
3587 - // TOOLBAR & STYLING SETUP
3588 - // ====================================
3589 336
3590 - // Apply toolbar settings
3591 - if (mxchatChat.chat_toolbar_toggle === 'on') {
3592 - $('.chat-toolbar').show();
3593 - } else {
3594 - $('.chat-toolbar').hide();
3595 - }
3596 337
3597 - // Apply toolbar icon colors
3598 - const toolbarElements = [
3599 - '#mxchat-chatbot .toolbar-btn svg',
3600 - '#mxchat-chatbot .active-pdf-name',
3601 - '#mxchat-chatbot .active-word-name',
3602 - '#mxchat-chatbot .remove-pdf-btn svg',
3603 - '#mxchat-chatbot .remove-word-btn svg',
3604 - '#mxchat-chatbot .toolbar-perplexity svg'
3605 - ];
3606 338
3607 - toolbarElements.forEach(selector => {
3608 - $(selector).css({
3609 - 'fill': toolbarIconColor,
3610 - 'stroke': toolbarIconColor,
3611 - 'color': toolbarIconColor
3612 - });
3613 - });
339 +
340 + var preChatMessage = document.getElementById('pre-chat-message');
341 + var closeButton = document.querySelector('.close-pre-chat-message');
3614 342
343 + if (closeButton) {
344 + closeButton.addEventListener('click', function() {
345 + preChatMessage.style.display = 'none';
3615 346
3616 -// ====================================
3617 -// INIT LOADER & CHAT CONTAINER HELPERS
3618 -// ====================================
3619 -// These must be outside the email collection block so they're always available
3620 -// (used by persistence loading even when email collection is off)
3621 -
3622 -function showInitLoader(botId) {
3623 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3624 - if (loader) loader.style.display = 'flex';
3625 -}
3626 -
3627 -function hideInitLoader(botId) {
3628 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3629 - if (loader) loader.style.display = 'none';
3630 -}
3631 -
3632 -function showEmailFormForBot(botId) {
3633 - hideInitLoader(botId);
3634 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3635 - var chatContainer = getElementDOM(botId, 'chat-container');
3636 - if (emailBlocker) emailBlocker.style.display = 'flex';
3637 - if (chatContainer) chatContainer.style.display = 'none';
3638 -}
3639 -
3640 -function showChatContainerForBot(botId) {
3641 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3642 - var chatContainer = getElementDOM(botId, 'chat-container');
3643 - if (emailBlocker) emailBlocker.style.display = 'none';
3644 -
3645 - var instance = MxChatInstances.get(botId);
3646 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
3647 -
3648 - // If persistence is on and history hasn't loaded yet, show loader
3649 - // while history loads to prevent flash of empty chat
3650 - if (chatPersistenceEnabled && !instance.chatHistoryLoaded) {
3651 - if (chatContainer) chatContainer.style.display = 'none';
3652 - showInitLoader(botId);
3653 - loadChatHistory(botId, function() {
3654 - hideInitLoader(botId);
3655 - if (chatContainer) chatContainer.style.display = 'flex';
3656 - scrollToBottom(botId, true);
347 + // Send an AJAX request to set the transient flag
348 + var xhr = new XMLHttpRequest();
349 + xhr.open('POST', mxchatChat.ajax_url, true);
350 + xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
351 + xhr.send('action=mxchat_dismiss_pre_chat_message&_ajax_nonce=' + mxchatChat.nonce);
3657 352 });
3658 - } else {
3659 - hideInitLoader(botId);
3660 - if (chatContainer) chatContainer.style.display = 'flex';
3661 - if (typeof loadChatHistory === 'function') {
3662 - loadChatHistory(botId);
3663 - }
3664 353 }
3665 -}
3666 -
3667 -// ====================================
3668 -// EMAIL COLLECTION SETUP - MULTI-INSTANCE VERSION
3669 -// ====================================
3670 -// Only run email collection setup if it's enabled
3671 -if (mxchatChat && mxchatChat.email_collection_enabled === 'on') {
3672 -
3673 - // Track submitting state per bot
3674 - const emailSubmittingState = {};
3675 -
3676 - // Add CSS animations for email form (once globally)
3677 - if (!document.getElementById('email-error-styles')) {
3678 - const style = document.createElement('style');
3679 - style.id = 'email-error-styles';
3680 - style.textContent = `
3681 - @keyframes fadeInError {
3682 - from { opacity: 0; transform: translateY(-5px); }
3683 - to { opacity: 1; transform: translateY(0); }
3684 - }
3685 - .email-input-shake {
3686 - animation: shake 0.5s ease-in-out;
3687 - }
3688 - @keyframes shake {
3689 - 0%, 100% { transform: translateX(0); }
3690 - 25% { transform: translateX(-5px); }
3691 - 75% { transform: translateX(5px); }
3692 - }
3693 - @keyframes spin {
3694 - from { transform: rotate(0deg); }
3695 - to { transform: rotate(360deg); }
3696 - }
3697 - .email-spinner {
3698 - display: inline-block;
3699 - vertical-align: middle;
3700 - }
3701 - `;
3702 - document.head.appendChild(style);
3703 - }
3704 -
3705 - function isValidEmailAddress(email) {
3706 - const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
3707 - return emailRegex.test(email.trim()) && email.length <= 254;
3708 - }
3709 -
3710 - function isValidNameInput(name) {
3711 - return name && name.trim().length >= 2 && name.trim().length <= 100;
3712 - }
3713 -
3714 - /**
3715 - * Replace {visitor_name} placeholder in intro message with actual visitor name
3716 - * @param {string} botId - The bot instance ID
3717 - * @param {string} visitorName - The visitor's name to insert
3718 - */
3719 - function replaceVisitorNamePlaceholder(botId, visitorName) {
3720 - var chatBox = getElementDOM(botId, 'chat-box');
3721 - if (!chatBox) return;
3722 -
3723 - // Find the first bot message (intro message)
3724 - var introMessage = chatBox.querySelector('.bot-message');
3725 - if (!introMessage) return;
3726 -
3727 - var messageContent = introMessage.querySelector('div[dir="auto"]');
3728 - if (!messageContent) return;
3729 -
3730 - var html = messageContent.innerHTML;
3731 -
3732 - // Replace {visitor_name} placeholder (case-insensitive)
3733 - if (visitorName && visitorName.trim()) {
3734 - // Escape HTML to prevent XSS
3735 - var safeName = $('<div>').text(visitorName.trim()).html();
3736 - html = html.replace(/\{visitor_name\}/gi, safeName);
3737 - } else {
3738 - // Remove placeholder and clean up spacing if no name provided
3739 - html = html.replace(/\{visitor_name\}/gi, '');
3740 - // Clean up any double spaces that might result
3741 - html = html.replace(/\s{2,}/g, ' ').trim();
3742 - }
3743 -
3744 - messageContent.innerHTML = html;
3745 - }
3746 -
3747 - function setEmailSubmissionState(botId, loading) {
3748 - var submitButton = getElementDOM(botId, 'email-submit-button');
3749 - var emailInput = getElementDOM(botId, 'user-email');
3750 - var nameInput = getElementDOM(botId, 'user-name');
3751 -
3752 - if (loading) {
3753 - emailSubmittingState[botId] = true;
3754 - if (submitButton) submitButton.disabled = true;
3755 - if (emailInput) emailInput.disabled = true;
3756 - if (nameInput) nameInput.disabled = true;
3757 -
3758 - if (submitButton && !submitButton.getAttribute('data-original-html')) {
3759 - submitButton.setAttribute('data-original-html', submitButton.innerHTML);
3760 - const originalText = submitButton.textContent;
3761 - submitButton.innerHTML = `
3762 - <svg class="email-spinner" style="width: 16px; height: 16px; margin-right: 8px; animation: spin 1s linear infinite;" viewBox="0 0 24 24">
3763 - <circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" fill="none" stroke-dasharray="31.416" stroke-dashoffset="31.416">
3764 - <animate attributeName="stroke-dasharray" dur="2s" values="0 31.416;15.708 15.708;0 31.416" repeatCount="indefinite"/>
3765 - <animate attributeName="stroke-dashoffset" dur="2s" values="0;-15.708;-31.416" repeatCount="indefinite"/>
3766 - </circle>
3767 - </svg>
3768 - ${originalText}
3769 - `;
3770 - submitButton.style.opacity = '0.8';
3771 - }
3772 - } else {
3773 - emailSubmittingState[botId] = false;
3774 - if (submitButton) submitButton.disabled = false;
3775 - if (emailInput) emailInput.disabled = false;
3776 - if (nameInput) nameInput.disabled = false;
3777 -
3778 - if (submitButton) {
3779 - const originalHtml = submitButton.getAttribute('data-original-html');
3780 - if (originalHtml) {
3781 - submitButton.innerHTML = originalHtml;
3782 - }
3783 - submitButton.style.opacity = '1';
3784 - }
3785 - }
3786 - }
3787 -
3788 - function showEmailError(botId, message) {
3789 - clearEmailError(botId);
3790 -
3791 - var emailForm = getElementDOM(botId, 'email-collection-form');
3792 - if (!emailForm) return;
3793 -
3794 - const errorDiv = document.createElement('div');
3795 - errorDiv.className = 'email-error';
3796 - errorDiv.style.cssText = `
3797 - color: #e74c3c;
3798 - font-size: 12px;
3799 - margin-top: 8px;
3800 - padding: 4px 0;
3801 - animation: fadeInError 0.3s ease;
3802 - `;
3803 - errorDiv.textContent = message;
3804 - emailForm.appendChild(errorDiv);
3805 -
3806 - // Add shake animation to inputs
3807 - var emailInput = getElementDOM(botId, 'user-email');
3808 - var nameInput = getElementDOM(botId, 'user-name');
3809 -
3810 - if (emailInput) {
3811 - emailInput.classList.add('email-input-shake');
3812 - setTimeout(() => emailInput.classList.remove('email-input-shake'), 500);
3813 - }
3814 - if (nameInput) {
3815 - nameInput.classList.add('email-input-shake');
3816 - setTimeout(() => nameInput.classList.remove('email-input-shake'), 500);
3817 - }
3818 - }
3819 -
3820 - function clearEmailError(botId) {
3821 - var emailForm = getElementDOM(botId, 'email-collection-form');
3822 - if (emailForm) {
3823 - const existingErrors = emailForm.querySelectorAll('.email-error');
3824 - existingErrors.forEach(error => error.remove());
3825 - }
3826 - }
3827 -
3828 - // Resolve email state using server-side data when available, AJAX fallback otherwise
3829 - function resolveEmailState(botId) {
3830 - if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
3831 - if (mxchatChat.initial_email_state.show_email_form) {
3832 - showEmailFormForBot(botId);
3833 - } else {
3834 - showChatContainerForBot(botId);
3835 - }
3836 - } else {
3837 - checkSessionAndEmailForBot(botId);
3838 - }
3839 - }
3840 -
3841 - function checkSessionAndEmailForBot(botId) {
3842 - const sessionId = MxChatInstances.ensureSession(botId);
3843 -
3844 - // Hide both panels while we check — show loader instead
3845 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3846 - var chatContainer = getElementDOM(botId, 'chat-container');
3847 - if (emailBlocker) emailBlocker.style.display = 'none';
3848 - if (chatContainer) chatContainer.style.display = 'none';
3849 - showInitLoader(botId);
3850 -
3851 - fetch(mxchatChat.ajax_url, {
3852 - method: 'POST',
3853 - headers: {
3854 - 'Content-Type': 'application/x-www-form-urlencoded',
3855 - },
3856 - body: new URLSearchParams({
3857 - action: 'mxchat_check_email_provided',
3858 - session_id: sessionId,
3859 - nonce: mxchatChat.nonce,
3860 - })
3861 - })
3862 - .then((response) => {
3863 - if (!response.ok) {
3864 - throw new Error(`HTTP error! status: ${response.status}`);
3865 - }
3866 - return response.json();
3867 - })
3868 - .then((data) => {
3869 - if (data.success) {
3870 - if (data.data.logged_in || data.data.email) {
3871 - showChatContainerForBot(botId);
3872 - } else {
3873 - showEmailFormForBot(botId);
3874 - }
3875 - } else {
3876 - showEmailFormForBot(botId);
3877 - }
3878 - })
3879 - .catch((error) => {
3880 - showEmailFormForBot(botId);
3881 - });
3882 - }
3883 -
3884 - // Event delegation for email form submission
3885 - $(document).on('submit', '.email-collection-form', function(e) {
3886 - e.preventDefault();
3887 - e.stopPropagation();
3888 -
3889 - var botId = getBotIdFromElement(this);
3890 -
3891 - // Prevent double submission
3892 - if (emailSubmittingState[botId]) {
3893 - return false;
3894 - }
3895 -
3896 - var emailInput = getElementDOM(botId, 'user-email');
3897 - var nameInput = getElementDOM(botId, 'user-name');
3898 - var userEmail = emailInput ? emailInput.value.trim() : '';
3899 - var userName = nameInput ? nameInput.value.trim() : '';
3900 - var sessionId = MxChatInstances.ensureSession(botId);
3901 -
3902 - // Validate email
3903 - if (!userEmail) {
3904 - showEmailError(botId, 'Please enter your email address.');
3905 - return false;
3906 - }
3907 -
3908 - if (!isValidEmailAddress(userEmail)) {
3909 - showEmailError(botId, 'Please enter a valid email address.');
3910 - return false;
3911 - }
3912 -
3913 - // Validate name if field exists and has content
3914 - if (nameInput && userName && !isValidNameInput(userName)) {
3915 - showEmailError(botId, 'Please enter a valid name (2-100 characters).');
3916 - return false;
3917 - }
3918 -
3919 - clearEmailError(botId);
3920 - setEmailSubmissionState(botId, true);
3921 -
3922 - // Prepare form data
3923 - const formData = new URLSearchParams({
3924 - action: 'mxchat_handle_save_email_and_response',
3925 - email: userEmail,
3926 - session_id: sessionId,
3927 - nonce: mxchatChat.nonce,
3928 - });
3929 -
3930 - if (userName) {
3931 - formData.append('name', userName);
3932 - }
3933 -
3934 - fetch(mxchatChat.ajax_url, {
3935 - method: 'POST',
3936 - headers: {
3937 - 'Content-Type': 'application/x-www-form-urlencoded',
3938 - },
3939 - body: formData
3940 - })
3941 - .then((response) => {
3942 - if (!response.ok) {
3943 - throw new Error(`HTTP error! status: ${response.status}`);
3944 - }
3945 - return response.json();
3946 - })
3947 - .then((data) => {
3948 - setEmailSubmissionState(botId, false);
3949 -
3950 - if (data.success) {
3951 - showChatContainerForBot(botId);
3952 -
3953 - // Replace {visitor_name} placeholder in intro message with actual name
3954 - if (userName) {
3955 - replaceVisitorNamePlaceholder(botId, userName);
3956 - } else {
3957 - // Remove placeholder if no name provided
3958 - replaceVisitorNamePlaceholder(botId, '');
3959 - }
3960 -
3961 - if (data.message && typeof appendMessage === 'function') {
3962 - setTimeout(() => {
3963 - appendMessage('bot', data.message, '', [], false, botId);
3964 - if (typeof scrollToBottom === 'function') {
3965 - scrollToBottom(botId);
3966 - }
3967 - }, 100);
3968 - }
3969 - } else {
3970 - showEmailError(botId, data.message || 'Failed to save email. Please try again.');
3971 - }
3972 - })
3973 - .catch((error) => {
3974 - setEmailSubmissionState(botId, false);
3975 - showEmailError(botId, 'An error occurred. Please try again.');
3976 - });
3977 -
3978 - return false;
3979 - });
3980 -
3981 - // Real-time email validation using event delegation
3982 - $(document).on('input', '.mxchat-email-input', function() {
3983 - var botId = getBotIdFromElement(this);
3984 - var $input = $(this);
3985 -
3986 - // Clear previous timeout
3987 - clearTimeout($input.data('validationTimeout'));
3988 -
3989 - // Debounce validation
3990 - var timeout = setTimeout(() => {
3991 - var email = this.value.trim();
3992 - clearEmailError(botId);
3993 -
3994 - if (email && !isValidEmailAddress(email)) {
3995 - showEmailError(botId, 'Please enter a valid email address.');
3996 - }
3997 - }, 500);
3998 -
3999 - $input.data('validationTimeout', timeout);
4000 - });
4001 -
4002 - // Handle Enter key in email input
4003 - $(document).on('keypress', '.mxchat-email-input', function(e) {
4004 - if (e.key === 'Enter') {
4005 - e.preventDefault();
4006 - var botId = getBotIdFromElement(this);
4007 - if (!emailSubmittingState[botId]) {
4008 - $(this).closest('.email-collection-form').submit();
4009 - }
4010 - }
4011 - });
4012 -
4013 - // Handle Enter key in name input
4014 - $(document).on('keypress', '.mxchat-name-input', function(e) {
4015 - if (e.key === 'Enter') {
4016 - e.preventDefault();
4017 - var botId = getBotIdFromElement(this);
4018 - if (!emailSubmittingState[botId]) {
4019 - $(this).closest('.email-collection-form').submit();
4020 - }
4021 - }
4022 - });
4023 -
4024 - // Initialize email check for all bot instances
4025 - // For floating bots: defer until widget is opened (zero passive AJAX)
4026 - // For embedded bots: check immediately since the form is visible
4027 - $('.mxchat-chatbot-wrapper').each(function() {
4028 - var botId = $(this).data('bot-id') || 'default';
4029 - var emailBlocker = getElementDOM(botId, 'email-blocker');
4030 -
4031 - if (emailBlocker) {
4032 - if (isEmbeddedBot(botId)) {
4033 - // Embedded bots are always visible — check now
4034 - resolveEmailState(botId);
4035 - }
4036 - // Floating bots: handled in the widget open handler
4037 - } else if (isEmbeddedBot(botId)) {
4038 - // Embedded bot, no email collection — load history with loader
4039 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
4040 - if (chatPersistenceEnabled) {
4041 - MxChatInstances.ensureSession(botId);
4042 - showChatContainerForBot(botId);
4043 - }
4044 - }
4045 - });
4046 -}
4047 -
4048 - // Open chatbot when pre-chat message is clicked - use class selector for multi-instance
4049 - $(document).on('click', '.pre-chat-message', function() {
4050 - var botId = getBotIdFromElement(this);
4051 - var $chatbot = getElement(botId, 'floating-chatbot');
4052 - if ($chatbot.hasClass('hidden')) {
4053 - $chatbot.removeClass('hidden').addClass('visible');
4054 - getElement(botId, 'floating-chatbot-button').addClass('hidden');
4055 - handlePreChatDismissal(botId);
4056 - disableScroll(); // Disable scroll when chatbot opens
4057 -
4058 - // Load chat history for returning visitors (persistence)
4059 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
4060 - if (chatPersistenceEnabled) {
4061 - MxChatInstances.ensureSession(botId);
4062 - }
4063 -
4064 - // Deferred email check — only on first widget open
4065 - var emailBlocker = getElementDOM(botId, 'email-blocker');
4066 - var instance = MxChatInstances.get(botId);
4067 - if (emailBlocker && !instance.emailCheckDone) {
4068 - instance.emailCheckDone = true;
4069 - resolveEmailState(botId);
4070 - } else if (!emailBlocker) {
4071 - showChatContainerForBot(botId);
4072 - }
4073 - }
4074 - });
4075 -
4076 - // Legacy duplicate close handler removed — handled by single event delegation above
4077 -
4078 -
4079 -function hasQuickQuestions(botId) {
4080 - botId = botId || 'default';
4081 - var questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4082 - if (!questionsContainer) return false;
4083 - const questionButtons = questionsContainer.querySelectorAll('.mxchat-popular-question');
4084 - return questionButtons.length > 0;
4085 -}
4086 -
4087 -/**
4088 - * Check if a bot is embedded (not floating)
4089 - * Embedded bots don't have a .floating-chatbot wrapper
4090 - */
4091 -function isEmbeddedBot(botId) {
4092 - botId = botId || 'default';
4093 - var floatingWrapper = document.getElementById('floating-chatbot-' + botId);
4094 - return !floatingWrapper;
4095 -}
4096 -
4097 -function collapseQuickQuestions(botId) {
4098 - botId = botId || 'default';
4099 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4100 - if (questionsContainer && hasQuickQuestions(botId)) {
4101 - questionsContainer.classList.add('collapsed');
4102 - questionsContainer.classList.add('has-been-collapsed');
4103 - try {
4104 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'true');
4105 - sessionStorage.setItem('mxchat_questions_has_been_collapsed_' + botId, 'true');
4106 - } catch (e) {
4107 - // Ignore if sessionStorage is not available
4108 - }
4109 - }
4110 -}
4111 -
4112 -function expandQuickQuestions(botId) {
4113 - botId = botId || 'default';
4114 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4115 - if (questionsContainer && hasQuickQuestions(botId)) {
4116 - questionsContainer.classList.remove('collapsed');
4117 - try {
4118 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'false');
4119 - } catch (e) {
4120 - // Ignore if sessionStorage is not available
4121 - }
4122 - }
4123 -}
4124 -
4125 -function checkQuickQuestionsState(botId) {
4126 - botId = botId || 'default';
4127 - if (!hasQuickQuestions(botId)) {
4128 - return; // Don't do anything if no questions exist
4129 - }
4130 -
4131 - // Skip restoring collapsed state for embedded bots - they should always start expanded
4132 - if (isEmbeddedBot(botId)) {
4133 - return;
4134 - }
4135 -
4136 - try {
4137 - const isCollapsed = sessionStorage.getItem('mxchat_questions_collapsed_' + botId);
4138 - const hasBeenCollapsed = sessionStorage.getItem('mxchat_questions_has_been_collapsed_' + botId);
4139 -
4140 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4141 - if (questionsContainer) {
4142 - if (hasBeenCollapsed === 'true') {
4143 - questionsContainer.classList.add('has-been-collapsed');
4144 - }
4145 - if (isCollapsed === 'true') {
4146 - questionsContainer.classList.add('collapsed');
4147 - }
4148 - }
4149 - } catch (e) {
4150 - // Ignore if sessionStorage is not available
4151 - }
4152 -}
4153 -
4154 -// Global delegation for dynamically added links as fallback
4155 -// Use class selector for multi-instance support
4156 -$(document).on('click', '.chat-box a[href]:not([data-tracked])', function(e) {
4157 - const $link = $(this);
4158 - const messageDiv = $link.closest('.bot-message, .agent-message');
4159 -
4160 - // Only process bot/agent message links
4161 - if (messageDiv.length > 0) {
4162 - const originalHref = $link.attr('href');
4163 -
4164 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
4165 - e.preventDefault();
4166 - e.stopPropagation();
4167 -
4168 - // Mark as tracked
4169 - $link.attr('data-tracked', 'true');
4170 -
4171 - // Get bot ID from the chat box context
4172 - var botId = getBotIdFromElement(this);
4173 -
4174 - // Get message context from the message div
4175 - const messageText = messageDiv.text().substring(0, 200);
4176 -
4177 - $.ajax({
4178 - url: mxchatChat.ajax_url,
4179 - type: 'POST',
4180 - data: {
4181 - action: 'mxchat_track_url_click',
4182 - session_id: getChatSession(botId),
4183 - url: originalHref,
4184 - message_context: messageText,
4185 - nonce: mxchatChat.nonce
4186 - },
4187 - complete: function() {
4188 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
4189 - window.open(originalHref, '_blank');
4190 - } else {
4191 - window.location.href = originalHref;
4192 - }
4193 - }
4194 - });
4195 -
4196 - return false;
4197 - }
4198 - }
354 +
355 +
4199 356 });
4200 -
4201 - // ====================================
4202 - // MAIN INITIALIZATION
4203 - // ====================================
4204 -
4205 - // Initialize all chatbot instances on the page
4206 - initializeAllInstances();
4207 -
4208 - // Legacy initialization for single bot compatibility
4209 - $('.floating-chatbot.hidden').each(function() {
4210 - var botId = getBotIdFromElement(this);
4211 - getElement(botId, 'floating-chatbot-button').removeClass('hidden');
4212 - });
4213 -
4214 - // Initialize when document is ready
4215 - setFullHeight();
4216 -
4217 - // Note: trackOriginatingPage() and loadChatHistory() are now deferred
4218 - // until the user's first interaction via MxChatInstances.ensureSession()
4219 -
4220 - // Initialize chat visibility for all instances
4221 - $('.mxchat-chatbot-wrapper').each(function() {
4222 - var botId = $(this).data('bot-id') || 'default';
4223 - initializeChatVisibility(botId);
4224 - });
4225 -
4226 - // Make functions globally available for add-ons
4227 - window.hasQuickQuestions = hasQuickQuestions;
4228 - window.collapseQuickQuestions = collapseQuickQuestions;
4229 - window.appendMessage = appendMessage;
4230 - window.appendThinkingMessage = appendThinkingMessage;
4231 - window.scrollToBottom = scrollToBottom;
4232 - window.scrollElementToTop = scrollElementToTop;
4233 - window.replaceLastMessage = replaceLastMessage;
4234 - window.callMxChat = callMxChat;
4235 - window.callMxChatStream = callMxChatStream;
4236 - window.shouldUseStreaming = shouldUseStreaming;
4237 - window.getChatSession = getChatSession;
4238 - window.getPageContext = getPageContext;
4239 - window.updateStreamingMessage = updateStreamingMessage;
4240 - window.MxChatInstances = MxChatInstances;
4241 - window.getElement = getElement;
4242 - window.getElementDOM = getElementDOM;
4243 - window.getBotIdFromElement = getBotIdFromElement;
4244 -
4245 -}); // End of jQuery ready
4246 -
4247 -
4248 -// ====================================
4249 -// GLOBAL EVENT LISTENERS (Outside jQuery)
4250 -// ====================================
4251 -
4252 -// Event listener for copy button (code blocks)
4253 -document.addEventListener("click", (e) => {
4254 - if (e.target.classList.contains("mxchat-copy-button")) {
4255 - const copyButton = e.target;
4256 - const codeBlock = copyButton
4257 - .closest(".mxchat-code-block-container")
4258 - .querySelector(".mxchat-code-block code");
4259 -
4260 - if (codeBlock) {
4261 - // Preserve formatting using innerText
4262 - navigator.clipboard.writeText(codeBlock.innerText).then(() => {
4263 - copyButton.textContent = "Copied!";
4264 - copyButton.setAttribute("aria-label", "Copied to clipboard");
4265 -
4266 - setTimeout(() => {
4267 - copyButton.textContent = "Copy";
4268 - copyButton.setAttribute("aria-label", "Copy to clipboard");
4269 - }, 2000);
4270 - });
4271 - }
4272 - }
4273 -});
4274 -
4275 -// ============================================================================
4276 -// SATISFACTION RATING (v3.2.6)
4277 -// ============================================================================
4278 -// Per-session 👍/👎 prompt that appears in the chat-box after 60s of user
4279 -// inactivity following a bot reply. One prompt per session, deduped via
4280 -// localStorage. Runs ONLY when the satisfaction_rating_enabled option is on —
4281 -// the option (default off) is authoritative.
4282 -jQuery(function($) {
4283 - if (typeof mxchatChat === 'undefined') return;
4284 - // wp_localize_script stringifies scalars: a PHP boolean false arrives as
4285 - // '' and true as '1', so this must be an explicit-enable allowlist — the
4286 - // old "disabled when exactly false/'off'" check let '' through and the
4287 - // bubble rendered on sites with the option off/unset (plan-4bba64). PHP
4288 - // now emits 'on'/'off' strings; true/'1'/1 keep cached pre-fix HTML
4289 - // (boolean-true localizations) working.
4290 - // NOTE (plan-32db95): this gate reads the INLINE value at DOM ready and is
4291 - // deliberately NOT re-evaluated after the widget's dynamic-settings refresh
4292 - // merges fresh values over mxchatChat (that merge fires on first widget
4293 - // open, after this module has already decided). Re-evaluating would mean
4294 - // restructuring the whole module to late-bind its listeners — not worth it
4295 - // for a prompt that is at worst stale for one page load on a cached page.
4296 - var sre = mxchatChat.satisfaction_rating_enabled;
4297 - if (sre !== 'on' && sre !== true && sre !== '1' && sre !== 1) return;
4298 -
4299 - // wp_localize_script stringifies ints, so accept both number and numeric string.
4300 - var idleRaw = mxchatChat.satisfaction_rating_idle_seconds;
4301 - var idleSeconds = (typeof idleRaw === 'number') ? idleRaw : parseInt(idleRaw, 10);
4302 - if (!isFinite(idleSeconds)) idleSeconds = 60;
4303 - if (idleSeconds < 5) idleSeconds = 5;
4304 - if (idleSeconds > 600) idleSeconds = 600;
4305 - var IDLE_MS = idleSeconds * 1000;
4306 - var MIN_BOT_REPLIES = 2;
4307 - var ratingState = {};
4308 -
4309 - function getState(botId) {
4310 - if (!ratingState[botId]) {
4311 - ratingState[botId] = { idleTimer: null, botReplies: 0, promptShown: false, dismissed: false };
4312 - }
4313 - return ratingState[botId];
4314 - }
4315 -
4316 - function getSessionId(botId) {
4317 - if (typeof MxChatInstances !== 'undefined' && MxChatInstances.getChatSession) {
4318 - return MxChatInstances.getChatSession(botId);
4319 - }
4320 - return null;
4321 - }
4322 -
4323 - function isAlreadyRated(sessionId) {
4324 - if (!sessionId) return false;
4325 - try { return localStorage.getItem('mxchat_rated:' + sessionId) === '1'; } catch (e) { return false; }
4326 - }
4327 -
4328 - function markRated(sessionId) {
4329 - if (!sessionId) return;
4330 - try { localStorage.setItem('mxchat_rated:' + sessionId, '1'); } catch (e) {}
4331 - }
4332 -
4333 - function esc(s) {
4334 - return String(s == null ? '' : s)
4335 - .replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
4336 - .replace(/"/g, '&quot;').replace(/'/g, '&#039;');
4337 - }
4338 -
4339 - // Mirror shouldSkipInlineColors so rating bubbles defer to AI-theme CSS.
4340 - function ratingSkipInlineColors(botId) {
4341 - if (mxchatChat.skip_inline_colors) return true;
4342 - var botAssignments = mxchatChat.bot_theme_assignments || {};
4343 - return botAssignments.hasOwnProperty(botId);
4344 - }
4345 -
4346 - function botBubbleStyleAttr(botId) {
4347 - if (ratingSkipInlineColors(botId)) return '';
4348 - var bg = mxchatChat.bot_message_bg_color;
4349 - var fg = mxchatChat.bot_message_font_color;
4350 - if (!bg && !fg) return '';
4351 - return ' style="background-color: ' + esc(bg || '') + '; color: ' + esc(fg || '') + ';"';
4352 - }
4353 -
4354 - // Reads the rating bubble's actual computed fg+bg (whatever paints it —
4355 - // the inline color pickers OR the mxchat-theme AI customizer's injected CSS)
4356 - // and paints the filled "Send" pill so it fills with the bot font color and
4357 - // labels in the bubble bg. Mirrors mxchatSyncMenuColors(~:1512) for the read.
4358 - // We paint the submit button DIRECTLY (inline longhand) rather than relying
4359 - // on the CSS rule's var()s: Chromium resolves an INHERITED custom property
4360 - // unreliably inside a descendant's `background`, so a bubble-level var would
4361 - // silently fall back to the literal (white-block bug all over again). Inline
4362 - // longhand always wins. Same transparent-guard as the menu so we never paint
4363 - // a see-through value — in that case the CSS literal fallbacks keep it legible.
4364 - function syncRatingBubbleColors(botId) {
4365 - var $chatBox = getChatBoxByBotId(botId);
4366 - if (!$chatBox || !$chatBox.length) return;
4367 - var bubbleEl = $chatBox.find('.mxchat-rating-bot-bubble').last()[0];
4368 - if (!bubbleEl) return;
4369 - var cs = window.getComputedStyle(bubbleEl);
4370 - var fg = cs.color;
4371 - var bg = cs.backgroundColor;
4372 - var hasFg = fg && fg !== 'rgba(0, 0, 0, 0)' && fg !== 'transparent';
4373 - var hasBg = bg && bg !== 'rgba(0, 0, 0, 0)' && bg !== 'transparent';
4374 - // Expose on the bubble too, for any inheriting styles / future use.
4375 - if (hasFg) bubbleEl.style.setProperty('--mxchat-bot-fg', fg);
4376 - if (hasBg) bubbleEl.style.setProperty('--mxchat-bot-bg', bg);
4377 - // Paint the Send pill directly — the part that actually fixes the bug.
4378 - var submitEl = bubbleEl.querySelector('.mxchat-rating-submit');
4379 - if (submitEl) {
4380 - if (hasFg) submitEl.style.backgroundColor = fg; // fill = bot font color
4381 - if (hasBg) submitEl.style.color = bg; // label = bubble background
4382 - }
4383 - }
4384 -
4385 - function copy(key) {
4386 - var c = mxchatChat.satisfaction_rating_copy || {};
4387 - var d = {
4388 - question: 'Was this helpful?',
4389 - helpful: 'Helpful',
4390 - not_helpful: 'Not helpful',
4391 - dismiss: 'Dismiss',
4392 - thanks: 'Thanks! Anything we should improve? (optional)',
4393 - placeholder: 'Tell us what could be better…',
4394 - send: 'Send',
4395 - skip: 'Skip',
4396 - saved: 'Thanks for the feedback.'
4397 - };
4398 - return c[key] || d[key];
4399 - }
4400 -
4401 - function thumbUpSvg() {
4402 - return '<svg viewBox="0 0 24 24" width="18" height="18" fill="currentColor" aria-hidden="true"><path d="M7.493 18.75c-.425 0-.82-.236-.975-.632A7.48 7.48 0 0 1 6 15.375c0-1.75.599-3.358 1.602-4.634.151-.192.373-.309.6-.397.473-.183.89-.514 1.212-.924a9.042 9.042 0 0 1 2.861-2.4c.723-.384 1.35-.956 1.653-1.715a4.498 4.498 0 0 0 .322-1.672V2.75A.75.75 0 0 1 15 2a2.25 2.25 0 0 1 2.25 2.25c0 1.152-.26 2.243-.723 3.218-.266.558.107 1.282.725 1.282h3.126c1.026 0 1.945.694 2.054 1.715.045.422.068.85.068 1.285a11.95 11.95 0 0 1-2.649 7.521c-.388.482-.987.729-1.605.729H14.23c-.483 0-.964-.078-1.423-.23l-3.114-1.04a4.501 4.501 0 0 0-1.423-.23h-.777Z"/><path d="M2.331 10.977a11.969 11.969 0 0 0-.831 4.398 12 12 0 0 0 .52 3.507c.26.85 1.084 1.368 1.973 1.368H4.9c.445 0 .72-.498.523-.898a8.963 8.963 0 0 1-.924-3.977c0-1.708.476-3.305 1.302-4.666.245-.403-.028-.959-.5-.959H4.25c-.832 0-1.612.453-1.918 1.227Z"/></svg>';
4403 - }
4404 - function thumbDownSvg() {
4405 - return '<svg viewBox="0 0 24 24" width="18" height="18" fill="currentColor" aria-hidden="true"><path d="M15.73 5.25h1.035A7.465 7.465 0 0 1 18 9.375a7.465 7.465 0 0 1-1.235 4.125h-.148c-.806 0-1.534.446-2.031 1.08a9.04 9.04 0 0 1-2.861 2.4c-.723.384-1.35.956-1.653 1.715a4.498 4.498 0 0 0-.322 1.672V21a.75.75 0 0 1-.75.75 2.25 2.25 0 0 1-2.25-2.25c0-1.152.26-2.243.723-3.218.266-.558-.107-1.282-.725-1.282H3.622c-1.026 0-1.945-.694-2.054-1.715A12.137 12.137 0 0 1 1.5 12c0-2.848.992-5.464 2.649-7.521C4.537 3.997 5.136 3.75 5.754 3.75h4.541c.483 0 .964.078 1.423.23l3.114 1.04c.46.152.94.23 1.423.23Z"/><path d="M21.669 13.023c.536-1.362.831-2.845.831-4.398 0-1.22-.182-2.398-.52-3.507-.26-.85-1.084-1.368-1.973-1.368H19.1c-.445 0-.72.498-.523.898.591 1.2.924 2.55.924 3.977a8.958 8.958 0 0 1-1.302 4.666c-.245.403.028.959.5.959h1.053c.832 0 1.612-.453 1.918-1.227Z"/></svg>';
4406 - }
4407 -
4408 - function buildPromptHtml(botId) {
4409 - var styleAttr = botBubbleStyleAttr(botId);
4410 - return ''
4411 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4412 - + '<div class="mxchat-rating-prompt" data-bot-id="' + esc(botId) + '" role="group" aria-label="' + esc(copy('question')) + '">'
4413 - + '<div class="mxchat-rating-question">' + esc(copy('question')) + '</div>'
4414 - + '<div class="mxchat-rating-actions">'
4415 - + '<span class="mxchat-rating-buttons">'
4416 - + '<button type="button" class="mxchat-rating-btn" data-rating="1" aria-label="' + esc(copy('helpful')) + '">' + thumbUpSvg() + '</button>'
4417 - + '<button type="button" class="mxchat-rating-btn" data-rating="-1" aria-label="' + esc(copy('not_helpful')) + '">' + thumbDownSvg() + '</button>'
4418 - + '</span>'
4419 - + '<button type="button" class="mxchat-rating-dismiss" aria-label="' + esc(copy('dismiss')) + '">×</button>'
4420 - + '</div>'
4421 - + '</div>'
4422 - + '</div>';
4423 - }
4424 -
4425 - function buildFeedbackHtml(botId, rating) {
4426 - var styleAttr = botBubbleStyleAttr(botId);
4427 - return ''
4428 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4429 - + '<div class="mxchat-rating-feedback" data-bot-id="' + esc(botId) + '" data-rating="' + esc(String(rating)) + '">'
4430 - + '<div class="mxchat-rating-feedback-label">' + esc(copy('thanks')) + '</div>'
4431 - + '<textarea class="mxchat-rating-feedback-input" maxlength="500" placeholder="' + esc(copy('placeholder')) + '" rows="2"></textarea>'
4432 - + '<div class="mxchat-rating-feedback-actions">'
4433 - + '<button type="button" class="mxchat-rating-skip">' + esc(copy('skip')) + '</button>'
4434 - + '<button type="button" class="mxchat-rating-submit">' + esc(copy('send')) + '</button>'
4435 - + '</div>'
4436 - + '</div>'
4437 - + '</div>';
4438 - }
4439 -
4440 - function buildSavedHtml(botId) {
4441 - var styleAttr = botBubbleStyleAttr(botId);
4442 - return ''
4443 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4444 - + '<div class="mxchat-rating-saved">' + esc(copy('saved')) + '</div>'
4445 - + '</div>';
4446 - }
4447 -
4448 - function getChatBoxByBotId(botId) {
4449 - var $byId = $('#chat-box-' + botId);
4450 - if ($byId.length) return $byId.first();
4451 - return $('.chat-box').first();
4452 - }
4453 -
4454 - function scrollChatBoxToBottom($chatBox) {
4455 - if (!$chatBox || !$chatBox.length) return;
4456 - $chatBox.scrollTop($chatBox[0].scrollHeight);
4457 - }
4458 -
4459 - function showPrompt(botId) {
4460 - var s = getState(botId);
4461 - if (s.promptShown || s.dismissed) return;
4462 - var sessionId = getSessionId(botId);
4463 - if (!sessionId) return;
4464 - if (isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4465 - var $chatBox = getChatBoxByBotId(botId);
4466 - if (!$chatBox.length) return;
4467 - if ($chatBox.find('.mxchat-rating-prompt').length) { s.promptShown = true; return; }
4468 - $chatBox.append(buildPromptHtml(botId));
4469 - syncRatingBubbleColors(botId);
4470 - s.promptShown = true;
4471 - scrollChatBoxToBottom($chatBox);
4472 - }
4473 -
4474 - function submitRating(botId, rating, feedback) {
4475 - var sessionId = getSessionId(botId);
4476 - if (!sessionId) return;
4477 - $.post(mxchatChat.ajax_url, {
4478 - action: 'mxchat_save_rating',
4479 - session_id: sessionId,
4480 - bot_id: botId,
4481 - rating: rating,
4482 - feedback: feedback || ''
4483 - });
4484 - markRated(sessionId);
4485 - }
4486 -
4487 - function onBotReply(botId) {
4488 - var s = getState(botId);
4489 - s.botReplies += 1;
4490 - if (s.promptShown || s.dismissed) return;
4491 - var sessionId = getSessionId(botId);
4492 - if (sessionId && isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4493 - if (s.botReplies < MIN_BOT_REPLIES) return;
4494 - if (s.idleTimer) clearTimeout(s.idleTimer);
4495 - s.idleTimer = setTimeout(function() { showPrompt(botId); }, IDLE_MS);
4496 - }
4497 -
4498 - function onUserMessage(botId) {
4499 - var s = getState(botId);
4500 - if (s.idleTimer) { clearTimeout(s.idleTimer); s.idleTimer = null; }
4501 - }
4502 -
4503 - function botIdFromChatBox(el) {
4504 - var id = el && el.id ? el.id : '';
4505 - return id.indexOf('chat-box-') === 0 ? id.substring('chat-box-'.length) : 'default';
4506 - }
4507 -
4508 - function setupObserver(chatBox) {
4509 - var botId = botIdFromChatBox(chatBox);
4510 - try {
4511 - var observer = new MutationObserver(function(mutations) {
4512 - mutations.forEach(function(m) {
4513 - for (var i = 0; i < m.addedNodes.length; i++) {
4514 - var node = m.addedNodes[i];
4515 - if (!node || node.nodeType !== 1) continue;
4516 - var $n = $(node);
4517 - if ($n.hasClass('mxchat-rating-bot-bubble') || $n.hasClass('mxchat-rating-prompt') || $n.hasClass('mxchat-rating-feedback') || $n.hasClass('mxchat-rating-saved')) continue;
4518 - if ($n.hasClass('bot-message')) onBotReply(botId); // count at insert time — streaming providers append with .temporary-message first, then remove later (childList observer can't see attr changes)
4519 - else if ($n.hasClass('user-message')) onUserMessage(botId);
4520 - }
4521 - });
4522 - });
4523 - observer.observe(chatBox, { childList: true });
4524 - } catch (e) { /* noop */ }
4525 - }
4526 -
4527 - $('.chat-box').each(function() { setupObserver(this); });
4528 -
4529 - $(document).on('click', '.mxchat-rating-btn', function(e) {
4530 - e.preventDefault();
4531 - var $btn = $(this);
4532 - var $prompt = $btn.closest('.mxchat-rating-prompt');
4533 - var $wrap = $btn.closest('.mxchat-rating-bot-bubble');
4534 - var botId = $prompt.data('bot-id') || 'default';
4535 - var rating = parseInt($btn.attr('data-rating'), 10);
4536 - if (rating !== 1 && rating !== -1) return;
4537 - submitRating(botId, rating, '');
4538 - ($wrap.length ? $wrap : $prompt).replaceWith(buildFeedbackHtml(botId, rating));
4539 - syncRatingBubbleColors(botId);
4540 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4541 - });
4542 -
4543 - $(document).on('click', '.mxchat-rating-dismiss', function(e) {
4544 - e.preventDefault();
4545 - var $prompt = $(this).closest('.mxchat-rating-prompt');
4546 - var $wrap = $(this).closest('.mxchat-rating-bot-bubble');
4547 - var botId = $prompt.data('bot-id') || 'default';
4548 - var s = getState(botId);
4549 - s.dismissed = true;
4550 - markRated(getSessionId(botId));
4551 - ($wrap.length ? $wrap : $prompt).remove();
4552 - });
4553 -
4554 - function closeFeedback($fb) {
4555 - var botId = $fb.data('bot-id') || 'default';
4556 - var $wrap = $fb.closest('.mxchat-rating-bot-bubble');
4557 - ($wrap.length ? $wrap : $fb).replaceWith(buildSavedHtml(botId));
4558 - syncRatingBubbleColors(botId);
4559 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4560 - }
4561 -
4562 - $(document).on('click', '.mxchat-rating-skip', function(e) {
4563 - e.preventDefault();
4564 - closeFeedback($(this).closest('.mxchat-rating-feedback'));
4565 - });
4566 -
4567 - $(document).on('click', '.mxchat-rating-submit', function(e) {
4568 - e.preventDefault();
4569 - var $fb = $(this).closest('.mxchat-rating-feedback');
4570 - var botId = $fb.data('bot-id') || 'default';
4571 - var rating = parseInt($fb.attr('data-rating'), 10);
4572 - if (rating !== 1 && rating !== -1) { closeFeedback($fb); return; }
4573 - var text = String($fb.find('.mxchat-rating-feedback-input').val() || '').trim();
4574 - if (text !== '') {
4575 - submitRating(botId, rating, text);
4576 - }
4577 - closeFeedback($fb);
4578 - });
4579 -});
4580 -