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MxChat – AI Chatbot & Content Generation for WordPress / 2.3.9
MxChat – AI Chatbot & Content Generation for WordPress v2.3.9
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← All changes | js/chat-script.js +2649 -4093 3.2.62.3.9 View file →
@@ -1,4093 +1,2649 @@
1 -jQuery(document).ready(function($) {
2 -
3 - // Nonce refresh is deferred until first user interaction (ensureSession)
4 - // to avoid admin-ajax calls on passive page loads. The state machine below
5 - // queues callbacks so a chat-send that fires while the refresh AJAX is still
6 - // in flight waits for the fresh nonce instead of racing it with the stale
7 - // cached value (which would 403 as "Access denied" on the first message).
8 - var nonceRefreshState = 'idle'; // 'idle' | 'pending' | 'done'
9 - var nonceRefreshCallbacks = [];
10 - function refreshNonceIfNeeded(callback) {
11 - if (typeof mxchatChat === 'undefined' || !mxchatChat.ajax_url) {
12 - if (callback) callback();
13 - return;
14 - }
15 - if (nonceRefreshState === 'done') {
16 - if (callback) callback();
17 - return;
18 - }
19 - if (callback) nonceRefreshCallbacks.push(callback);
20 - if (nonceRefreshState === 'pending') {
21 - return;
22 - }
23 - nonceRefreshState = 'pending';
24 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce' })
25 - .done(function(res) {
26 - if (res && res.success && res.data && res.data.nonce) {
27 - mxchatChat.nonce = res.data.nonce;
28 - }
29 - })
30 - .always(function() {
31 - nonceRefreshState = 'done';
32 - var pending = nonceRefreshCallbacks;
33 - nonceRefreshCallbacks = [];
34 - pending.forEach(function(cb) { try { cb(); } catch (e) {} });
35 - });
36 - }
37 -
38 - // ====================================
39 - // MULTI-INSTANCE MANAGEMENT SYSTEM
40 - // ====================================
41 -
42 - // Instance registry - tracks all chatbot instances on the page
43 - const MxChatInstances = {
44 - instances: {},
45 -
46 - // Initialize an instance for a bot
47 - init: function(botId) {
48 - if (!this.instances[botId]) {
49 - // When persistence is OFF, track when this session started
50 - // so the AI only sees messages from this page load
51 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
52 -
53 - this.instances[botId] = {
54 - botId: botId,
55 - sessionId: null,
56 - lastSeenMessageId: '',
57 - notificationCheckInterval: null,
58 - pollingInterval: null,
59 - processedMessageIds: new Set(),
60 - activePdfFile: null,
61 - activeWordFile: null,
62 - chatHistoryLoaded: false,
63 - isStreaming: false,
64 - // Fresh context timestamp - only used when persistence is OFF
65 - sessionStartTimestamp: chatPersistenceEnabled ? 0 : Date.now()
66 - };
67 - }
68 - return this.instances[botId];
69 - },
70 -
71 - // Get instance by botId
72 - get: function(botId) {
73 - return this.instances[botId] || this.init(botId);
74 - },
75 -
76 - // Get all active bot IDs
77 - getAllBotIds: function() {
78 - return Object.keys(this.instances);
79 - },
80 -
81 - // Session management per bot
82 - // Returns existing session ID from cookie or localStorage (with in-memory fallback),
83 - // or null if none exists. Does NOT create a new session — use ensureSession() for that.
84 - getChatSession: function(botId) {
85 - var cookieName = 'mxchat_session_id_' + botId;
86 - var storageKey = 'mxchat_session_id_' + botId;
87 - var sessionId = getCookie(cookieName);
88 -
89 - // Fallback to localStorage if cookie is missing (e.g. cleared by browser/consent)
90 - if (!sessionId) {
91 - try { sessionId = localStorage.getItem(storageKey); } catch (e) {}
92 - }
93 -
94 - // Fallback to in-memory instance when cookie AND localStorage are both blocked
95 - // (Safari ITP, strict tracking prevention, cross-origin iframes with partitioned
96 - // storage). Without this, ensureSession() can generate and store an ID that
97 - // getChatSession() then can't read back, causing null session_ids on send.
98 - if (!sessionId && this.instances[botId] && this.instances[botId].sessionId) {
99 - sessionId = this.instances[botId].sessionId;
100 - }
101 -
102 - // Guard against stored sentinel values that indicate earlier broken writes.
103 - if (sessionId === 'null' || sessionId === 'undefined') {
104 - sessionId = null;
105 - }
106 -
107 - // Re-sync cookie from localStorage if cookie was lost
108 - if (sessionId && !getCookie(cookieName)) {
109 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
110 - }
111 -
112 - return sessionId || null;
113 - },
114 -
115 - // Lazy session initializer — called on first user interaction
116 - ensureSession: function(botId) {
117 - botId = botId || 'default';
118 - var instance = this.instances[botId] || this.init(botId);
119 -
120 - if (instance.sessionId) {
121 - return instance.sessionId;
122 - }
123 -
124 - // Check for existing session from cookie or localStorage
125 - var existingSession = this.getChatSession(botId);
126 -
127 - if (existingSession) {
128 - instance.sessionId = existingSession;
129 - } else {
130 - // Brand new session
131 - var newId = generateSessionId();
132 - this.setChatSession(botId, newId);
133 - instance.sessionId = newId;
134 - }
135 -
136 - // Now that we have a session, do the deferred work
137 - refreshNonceIfNeeded();
138 - trackOriginatingPage();
139 -
140 - // Note: loadChatHistory is handled by showChatContainerForBot with loader UI,
141 - // so we do NOT call it here to avoid a race condition.
142 -
143 - return instance.sessionId;
144 - },
145 -
146 - setChatSession: function(botId, sessionId) {
147 - var cookieName = 'mxchat_session_id_' + botId;
148 - var storageKey = 'mxchat_session_id_' + botId;
149 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
150 - try { localStorage.setItem(storageKey, sessionId); } catch (e) {}
151 - if (this.instances[botId]) {
152 - this.instances[botId].sessionId = sessionId;
153 - }
154 - },
155 -
156 - resetChatSession: function(botId) {
157 - // Clear old session from localStorage before setting new one
158 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
159 - var newSessionId = generateSessionId();
160 - this.setChatSession(botId, newSessionId);
161 - var $chatBox = getElement(botId, 'chat-box');
162 - if ($chatBox.length) {
163 - $chatBox.find('.user-message, .bot-message:not(:first), .agent-message').remove();
164 - }
165 - if (this.instances[botId]) {
166 - this.instances[botId].chatHistoryLoaded = false;
167 - this.instances[botId].processedMessageIds = new Set();
168 - }
169 - },
170 -
171 - // Silent reset — new session ID without clearing the chat UI
172 - // Used when IP changes mid-conversation so the user doesn't see messages vanish
173 - silentResetSession: function(botId) {
174 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
175 - var newSessionId = generateSessionId();
176 - this.setChatSession(botId, newSessionId);
177 - if (this.instances[botId]) {
178 - this.instances[botId].sessionId = newSessionId;
179 - }
180 - return newSessionId;
181 - }
182 - };
183 -
184 - // ====================================
185 - // ELEMENT SELECTOR HELPERS
186 - // ====================================
187 -
188 - // Check if a specific bot has an AI theme assigned (skip inline colors)
189 - function shouldSkipInlineColors(botId) {
190 - // If global AI theme is active, skip inline colors for all bots
191 - if (mxchatChat.skip_inline_colors) {
192 - return true;
193 - }
194 - // Check if this specific bot has a theme assignment
195 - var botAssignments = mxchatChat.bot_theme_assignments || {};
196 - return botAssignments.hasOwnProperty(botId);
197 - }
198 -
199 - // Get element by ID with bot suffix - returns jQuery object
200 - function getElement(botId, elementName) {
201 - return $('#' + elementName + '-' + botId);
202 - }
203 -
204 - // Get element by ID with bot suffix - returns DOM element
205 - function getElementDOM(botId, elementName) {
206 - return document.getElementById(elementName + '-' + botId);
207 - }
208 -
209 - // Get bot ID from any element within a chatbot instance
210 - function getBotIdFromElement(element) {
211 - var $wrapper = $(element).closest('.mxchat-chatbot-wrapper');
212 - if ($wrapper.length) {
213 - return $wrapper.data('bot-id') || 'default';
214 - }
215 - // Fallback: try to find from floating container
216 - var $floating = $(element).closest('.floating-chatbot');
217 - if ($floating.length) {
218 - var id = $floating.attr('id') || '';
219 - var match = id.match(/floating-chatbot-(.+)/);
220 - if (match) return match[1];
221 - }
222 - // Fallback: check if element itself has an ID with bot suffix (e.g., floating-chatbot-button-{bot_id})
223 - var elementId = $(element).attr('id') || '';
224 - if (elementId) {
225 - // Match patterns like: floating-chatbot-button-{bot_id}, pre-chat-message-{bot_id}
226 - var idMatch = elementId.match(/^(?:floating-chatbot-button|pre-chat-message|chat-notification-badge)-(.+)$/);
227 - if (idMatch) return idMatch[1];
228 - }
229 - return 'default';
230 - }
231 -
232 - // Get wrapper element for a bot
233 - function getWrapper(botId) {
234 - return getElement(botId, 'mxchat-chatbot-wrapper');
235 - }
236 -
237 - // ====================================
238 - // GLOBAL VARIABLES & CONFIGURATION
239 - // ====================================
240 - const toolbarIconColor = mxchatChat.toolbar_icon_color || '#212121';
241 -
242 - // Initialize color settings (these are global as they come from PHP)
243 - var userMessageBgColor = mxchatChat.user_message_bg_color;
244 - var userMessageFontColor = mxchatChat.user_message_font_color;
245 - var botMessageBgColor = mxchatChat.bot_message_bg_color;
246 - var botMessageFontColor = mxchatChat.bot_message_font_color;
247 - var liveAgentMessageBgColor = mxchatChat.live_agent_message_bg_color;
248 - var liveAgentMessageFontColor = mxchatChat.live_agent_message_font_color;
249 -
250 - var linkTarget = mxchatChat.link_target_toggle === 'on' ? '_blank' : '_self';
251 -
252 - // ====================================
253 - // SESSION MANAGEMENT (Legacy compatibility)
254 - // ====================================
255 -
256 - function getCookie(name) {
257 - let value = "; " + document.cookie;
258 - let parts = value.split("; " + name + "=");
259 - if (parts.length == 2) return parts.pop().split(";").shift();
260 - }
261 -
262 - function generateSessionId() {
263 - return 'mxchat_chat_' + Math.random().toString(36).substr(2, 9);
264 - }
265 -
266 - // Legacy function - now delegates to instance manager
267 - function getChatSession(botId) {
268 - botId = botId || 'default';
269 - return MxChatInstances.getChatSession(botId);
270 - }
271 -
272 - function setChatSession(sessionId, botId) {
273 - botId = botId || 'default';
274 - MxChatInstances.setChatSession(botId, sessionId);
275 - }
276 -
277 - function resetChatSession(botId) {
278 - botId = botId || 'default';
279 - MxChatInstances.resetChatSession(botId);
280 - }
281 -
282 - // ====================================
283 - // INITIALIZE ALL CHATBOT INSTANCES
284 - // ====================================
285 -
286 - function initializeAllInstances() {
287 - // Find all chatbot wrappers on the page
288 - $('.mxchat-chatbot-wrapper').each(function() {
289 - var botId = $(this).data('bot-id') || 'default';
290 - MxChatInstances.init(botId);
291 - initializeBotInstance(botId);
292 - });
293 - }
294 -
295 - function initializeBotInstance(botId) {
296 - var instance = MxChatInstances.get(botId);
297 -
298 - // Initialize quick questions state for this bot
299 - checkQuickQuestionsState(botId);
300 -
301 - // Note: Event handlers use event delegation with class selectors,
302 - // so they work automatically for all instances without per-bot setup
303 - }
304 -
305 -// ====================================
306 -// CONTEXTUAL AWARENESS FUNCTIONALITY
307 -// ====================================
308 -
309 -function getPageContext() {
310 - // Check if contextual awareness is enabled
311 - if (mxchatChat.contextual_awareness_toggle !== 'on') {
312 - return null;
313 - }
314 -
315 - // Get page URL
316 - const pageUrl = window.location.href;
317 -
318 - // Get page title
319 - const pageTitle = document.title || '';
320 -
321 - // Get main content from the page
322 - let pageContent = '';
323 -
324 - // Try to get content from common content areas
325 - const contentSelectors = [
326 - 'main',
327 - '[role="main"]',
328 - '.content',
329 - '.main-content',
330 - '.post-content',
331 - '.entry-content',
332 - '.page-content',
333 - 'article',
334 - '#content',
335 - '#main'
336 - ];
337 -
338 - let contentElement = null;
339 - for (const selector of contentSelectors) {
340 - contentElement = document.querySelector(selector);
341 - if (contentElement) {
342 - break;
343 - }
344 - }
345 -
346 - // If no specific content area found, use body but exclude header, footer, nav, sidebar
347 - if (!contentElement) {
348 - contentElement = document.body;
349 - }
350 -
351 - if (contentElement) {
352 - // Clone the element to avoid modifying the original
353 - const clone = contentElement.cloneNode(true);
354 -
355 - // Remove unwanted elements
356 - const unwantedSelectors = [
357 - 'header',
358 - 'footer',
359 - 'nav',
360 - '.navigation',
361 - '.sidebar',
362 - '.widget',
363 - '.menu',
364 - 'script',
365 - 'style',
366 - '.comments',
367 - '#comments',
368 - '.breadcrumb',
369 - '.breadcrumbs',
370 - '#floating-chatbot',
371 - '#floating-chatbot-button',
372 - '.mxchat',
373 - '[class*="chat"]',
374 - '[id*="chat"]'
375 - ];
376 -
377 - unwantedSelectors.forEach(selector => {
378 - const elements = clone.querySelectorAll(selector);
379 - elements.forEach(el => el.remove());
380 - });
381 -
382 - // Extract MxChat context data attributes before getting text content
383 - const contextData = [];
384 - clone.querySelectorAll('[data-mxchat-context]').forEach(el => {
385 - const contextValue = el.dataset.mxchatContext;
386 - if (contextValue && contextValue.trim()) {
387 - contextData.push(contextValue);
388 - }
389 - });
390 -
391 - // Get text content and clean it up
392 - pageContent = clone.textContent || clone.innerText || '';
393 -
394 - // Add context data to page content if any were found
395 - if (contextData.length > 0) {
396 - pageContent += '\n\nAdditional Context:\n' + contextData.join('\n');
397 - }
398 -
399 - // Clean up whitespace and limit length
400 - pageContent = pageContent
401 - .replace(/\s+/g, ' ')
402 - .trim()
403 - .substring(0, 3000); // Limit to 3000 characters to avoid token limits
404 - }
405 -
406 - // Only return context if we have meaningful content
407 - if (!pageContent || pageContent.length < 50) {
408 - return null;
409 - }
410 -
411 - return {
412 - url: pageUrl,
413 - title: pageTitle,
414 - content: pageContent
415 - };
416 -}
417 -
418 -// Track originating page when chat starts
419 -function trackOriginatingPage() {
420 - const sessionId = getChatSession();
421 - const pageUrl = window.location.href;
422 - const pageTitle = document.title || 'Untitled Page';
423 -
424 - // Only track once per session
425 - const trackingKey = 'mxchat_originating_tracked_' + sessionId;
426 - if (sessionStorage.getItem(trackingKey)) {
427 - return;
428 - }
429 -
430 - $.ajax({
431 - url: mxchatChat.ajax_url,
432 - type: 'POST',
433 - data: {
434 - action: 'mxchat_track_originating_page',
435 - session_id: sessionId,
436 - page_url: pageUrl,
437 - page_title: pageTitle,
438 - nonce: mxchatChat.nonce
439 - },
440 - success: function(response) {
441 - if (response.success) {
442 - sessionStorage.setItem(trackingKey, 'true');
443 - }
444 - }
445 - });
446 -}
447 -
448 -// ====================================
449 -// CORE CHAT FUNCTIONALITY
450 -// ====================================
451 -
452 -// Helper functions to disable/enable chat input while waiting for response
453 -function disableChatInput(botId) {
454 - botId = botId || 'default';
455 - var chatInput = getElementDOM(botId, 'chat-input');
456 - var sendButton = getElementDOM(botId, 'send-button');
457 - if (chatInput) {
458 - chatInput.disabled = true;
459 - chatInput.style.opacity = '0.6';
460 - }
461 - if (sendButton) {
462 - sendButton.disabled = true;
463 - sendButton.style.opacity = '0.5';
464 - sendButton.style.pointerEvents = 'none';
465 - }
466 -}
467 -
468 -function enableChatInput(botId) {
469 - botId = botId || 'default';
470 - var chatInput = getElementDOM(botId, 'chat-input');
471 - var sendButton = getElementDOM(botId, 'send-button');
472 - if (chatInput) {
473 - chatInput.disabled = false;
474 - chatInput.style.opacity = '1';
475 - chatInput.focus();
476 - }
477 - if (sendButton) {
478 - sendButton.disabled = false;
479 - sendButton.style.opacity = '1';
480 - sendButton.style.pointerEvents = 'auto';
481 - }
482 -}
483 -
484 -// Update your existing sendMessage function
485 -function sendMessage(botId) {
486 - botId = botId || 'default';
487 - MxChatInstances.ensureSession(botId);
488 - var $chatInput = getElement(botId, 'chat-input');
489 - var message = $chatInput.val();
490 -
491 - // ADD PROMPT HOOK HERE
492 - if (typeof customMxChatFilter === 'function') {
493 - message = customMxChatFilter(message, "prompt");
494 - }
495 -
496 - if (message) {
497 - // Don't disable input in live agent mode - let users chat freely
498 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
499 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
500 - if (!isAgentMode) {
501 - disableChatInput(botId);
502 - }
503 -
504 - appendMessage("user", message, '', [], false, botId);
505 - $chatInput.val('');
506 - $chatInput.css('height', 'auto');
507 -
508 - if (hasQuickQuestions(botId)) {
509 - collapseQuickQuestions(botId);
510 - }
511 - appendThinkingMessage(botId);
512 - scrollToBottom(botId);
513 -
514 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
515 -
516 - // Check if streaming is enabled AND supported for this model
517 - if (shouldUseStreaming(currentModel)) {
518 - callMxChatStream(message, function(response) {
519 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
520 - }, botId);
521 - } else {
522 - callMxChat(message, function(response) {
523 - replaceLastMessage("bot", response, '', [], botId);
524 - }, botId);
525 - }
526 - }
527 -}
528 -
529 -// Update your existing sendMessageToChatbot function
530 -function sendMessageToChatbot(message, botId) {
531 - botId = botId || 'default';
532 - MxChatInstances.ensureSession(botId);
533 -
534 - // ADD PROMPT HOOK HERE
535 - if (typeof customMxChatFilter === 'function') {
536 - message = customMxChatFilter(message, "prompt");
537 - }
538 -
539 - // Don't disable input in live agent mode - let users chat freely
540 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
541 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
542 - if (!isAgentMode) {
543 - disableChatInput(botId);
544 - }
545 -
546 - var sessionId = getChatSession(botId);
547 -
548 - if (hasQuickQuestions(botId)) {
549 - collapseQuickQuestions(botId);
550 - }
551 - appendThinkingMessage(botId);
552 - scrollToBottom(botId);
553 -
554 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
555 -
556 - // Check if streaming is enabled AND supported for this model
557 - if (shouldUseStreaming(currentModel)) {
558 - callMxChatStream(message, function(response) {
559 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
560 - }, botId);
561 - } else {
562 - callMxChat(message, function(response) {
563 - getElement(botId, 'chat-box').find('.temporary-message').remove();
564 - replaceLastMessage("bot", response, '', [], botId);
565 - }, botId);
566 - }
567 -}
568 -
569 -// Updated shouldUseStreaming function with debugging
570 -function shouldUseStreaming(model) {
571 - // Check if streaming is enabled in settings (using your toggle naming pattern)
572 - const streamingEnabled = mxchatChat.enable_streaming_toggle === 'on';
573 -
574 - // Check if model supports streaming
575 - const streamingSupported = isStreamingSupported(model);
576 -
577 -
578 - // Only use streaming if both enabled and supported
579 - return streamingEnabled && streamingSupported;
580 -}
581 -
582 -// Helper function to handle chat mode updates
583 -function handleChatModeUpdates(response, responseText) {
584 - // Check for explicit chat mode in response (THIS IS THE KEY FIX)
585 - if (response.chat_mode) {
586 - updateChatModeIndicator(response.chat_mode);
587 - return; // Return early since we found explicit mode
588 - }
589 - // Check for fallback response chat mode
590 - else if (response.fallbackResponse && response.fallbackResponse.chat_mode) {
591 - updateChatModeIndicator(response.fallbackResponse.chat_mode);
592 - return; // Return early since we found explicit mode
593 - }
594 -
595 - // Only do text-based detection if no explicit mode was provided
596 - // Check for specific AI chatbot response text
597 - if (responseText === 'You are now chatting with the AI chatbot.' ||
598 - responseText.includes('now chatting with the AI') ||
599 - responseText.includes('switched to AI mode') ||
600 - responseText.includes('AI chatbot is now')) {
601 - updateChatModeIndicator('ai');
602 - }
603 - // Check for agent transfer messages
604 - else if (responseText.includes('agent') &&
605 - (responseText.includes('transfer') || responseText.includes('connected'))) {
606 - updateChatModeIndicator('agent');
607 - }
608 -}
609 -
610 -// Function to get bot ID from any element or wrapper
611 -// If element is provided, finds the bot ID from its wrapper
612 -// If no element, returns 'default' (for backward compatibility)
613 -function getMxChatBotId(element) {
614 - if (element) {
615 - return getBotIdFromElement(element);
616 - }
617 - // Fallback: find first chatbot wrapper on page
618 - const chatbotWrapper = document.querySelector('.mxchat-chatbot-wrapper');
619 - return chatbotWrapper ? chatbotWrapper.getAttribute('data-bot-id') || 'default' : 'default';
620 -}
621 -
622 -function callMxChat(message, callback, botId) {
623 - botId = botId || getMxChatBotId();
624 -
625 - // Store the message in case we need to retry after session reset
626 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
627 -
628 - // Get page context if contextual awareness is enabled
629 - const pageContext = getPageContext();
630 -
631 - // Get instance for session start timestamp (used when persistence is OFF)
632 - var instance = MxChatInstances.get(botId);
633 -
634 - // Guarantee a non-null session_id before the AJAX leaves. ensureSession() is idempotent
635 - // and returns the guaranteed-present session id from the in-memory instance even when
636 - // cookie/localStorage writes are silently blocked by the browser.
637 - var sessionId = MxChatInstances.ensureSession(botId);
638 - if (!sessionId || sessionId === 'null' || sessionId === 'undefined') {
639 - // Last-resort generation to ensure we never POST a null marker.
640 - sessionId = generateSessionId();
641 - MxChatInstances.setChatSession(botId, sessionId);
642 - }
643 -
644 - // Wait for the page-cache nonce refresh to complete before firing the
645 - // chat-send AJAX. On cached pages the inline mxchatChat.nonce is stale
646 - // until refreshNonceIfNeeded() returns; constructing ajaxData inside the
647 - // callback guarantees we read the fresh value. See plan-c5457f.
648 - refreshNonceIfNeeded(function() {
649 - // Prepare AJAX data
650 - const ajaxData = {
651 - action: 'mxchat_handle_chat_request',
652 - message: message,
653 - session_id: sessionId,
654 - nonce: mxchatChat.nonce,
655 - current_page_url: window.location.href,
656 - current_page_title: document.title,
657 - bot_id: botId,
658 - // Pass session start timestamp so AI context matches what user sees
659 - session_start_timestamp: instance.sessionStartTimestamp || 0
660 - };
661 -
662 - // Add page context if available
663 - if (pageContext) {
664 - ajaxData.page_context = JSON.stringify(pageContext);
665 - }
666 -
667 - // CHECK FOR VISION FLAGS AND ADD THEM
668 - if (window.mxchatVisionProcessed) {
669 - ajaxData.vision_processed = true;
670 - ajaxData.original_user_message = window.mxchatOriginalMessage || message;
671 - ajaxData.vision_images_count = window.mxchatVisionImagesCount || 0;
672 - // Clear the flags after use
673 - window.mxchatVisionProcessed = false;
674 - window.mxchatOriginalMessage = null;
675 - window.mxchatVisionImagesCount = 0;
676 - }
677 -
678 - $.ajax({
679 - url: mxchatChat.ajax_url,
680 - type: 'POST',
681 - dataType: 'json',
682 - data: ajaxData,
683 - success: function(response) {
684 - // IMMEDIATE CHAT MODE UPDATE - This should be FIRST
685 - if (response.chat_mode) {
686 - updateChatModeIndicator(response.chat_mode, botId);
687 - }
688 -
689 - // Also check in data property if response is wrapped
690 - if (response.data && response.data.chat_mode) {
691 - updateChatModeIndicator(response.data.chat_mode, botId);
692 - }
693 -
694 - // SECURITY FIX: Check for errors FIRST before checking for success
695 - // This ensures API errors (quota exceeded, invalid key, rate limit) are properly displayed
696 - if (response.success === false || (response.data && response.data.error_message)) {
697 - let errorMessage = "";
698 - let errorCode = "";
699 -
700 - // Check various possible error locations in the response
701 - if (response.data && response.data.error_message) {
702 - errorMessage = response.data.error_message;
703 - errorCode = response.data.error_code || "";
704 - } else if (response.error_message) {
705 - errorMessage = response.error_message;
706 - errorCode = response.error_code || "";
707 - } else if (response.message) {
708 - errorMessage = response.message;
709 - } else if (typeof response.data === 'string') {
710 - errorMessage = response.data;
711 - } else {
712 - // Fallback for any other unexpected response format
713 - errorMessage = "An error occurred. Please try again or contact support.";
714 - }
715 -
716 - // Handle session reset action (IP changed, session expired, etc.)
717 - // Silent reset — keep chat UI intact, just get a new session and retry
718 - if (response.data && response.data.action === 'reset_session') {
719 - MxChatInstances.silentResetSession(botId);
720 - // Re-send the original message with the new session (user message is already displayed)
721 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
722 - if (originalMessage) {
723 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
724 - var currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
725 - if (shouldUseStreaming(currentModel)) {
726 - callMxChatStream(originalMessage, function(response) {
727 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
728 - }, botId);
729 - } else {
730 - callMxChat(originalMessage, function(response) {
731 - replaceLastMessage("bot", response, '', [], botId);
732 - }, botId);
733 - }
734 - }
735 - return;
736 - }
737 -
738 - // Format user-friendly error message
739 - let displayMessage = errorMessage;
740 -
741 - // Customize message for admin users
742 - if (mxchatChat.is_admin) {
743 - // For admin users, show more technical details including error code
744 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
745 - }
746 -
747 - replaceLastMessage("bot", displayMessage, '', [], botId);
748 - return; // Exit early for errors
749 - }
750 -
751 - // NOW check if this is a successful response by looking for text, html, or message fields
752 - // This preserves compatibility with your server response format
753 - if (response.text !== undefined || response.html !== undefined || response.message !== undefined ||
754 - (response.success === true && response.data && response.data.status === 'waiting_for_agent')) {
755 -
756 - // Handle successful response - this is your original success handling code
757 -
758 - // Handle other responses
759 - let responseText = response.text || '';
760 - let responseHtml = response.html || '';
761 - let responseMessage = response.message || '';
762 -
763 - // Add PDF filename handling
764 - if (response.data && response.data.filename) {
765 - showActivePdf(response.data.filename, botId);
766 - var instance = MxChatInstances.get(botId);
767 - instance.activePdfFile = response.data.filename;
768 - }
769 -
770 - // Add redirect check here
771 - if (response.redirect_url) {
772 - if (responseText) {
773 - replaceLastMessage("bot", responseText, '', [], botId);
774 - }
775 - setTimeout(() => {
776 - window.location.href = response.redirect_url;
777 - }, 1500);
778 - return;
779 - }
780 -
781 - // Check for live agent response
782 - if (response.success && response.data && response.data.status === 'waiting_for_agent') {
783 - removeThinkingDots(botId);
784 - updateChatModeIndicator('agent', botId);
785 - enableChatInput(botId);
786 - return;
787 - }
788 -
789 - // Handle the message and show notification if chat is hidden
790 - if (responseText || responseHtml || responseMessage) {
791 -
792 - // ADD RESPONSE HOOKS HERE - BEFORE DISPLAYING
793 - if (responseText && typeof customMxChatFilter === 'function') {
794 - responseText = customMxChatFilter(responseText, "response");
795 - }
796 - if (responseMessage && typeof customMxChatFilter === 'function') {
797 - responseMessage = customMxChatFilter(responseMessage, "response");
798 - }
799 -
800 - // Update the messages as before
801 - if (responseText && responseHtml) {
802 - replaceLastMessage("bot", responseText, responseHtml, [], botId);
803 - } else if (responseText) {
804 - replaceLastMessage("bot", responseText, '', [], botId);
805 - } else if (responseHtml) {
806 - replaceLastMessage("bot", "", responseHtml, [], botId);
807 - } else if (responseMessage) {
808 - replaceLastMessage("bot", responseMessage, '', [], botId);
809 - }
810 -
811 - // Check if chat is hidden and show notification
812 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
813 - if ($floatingChatbot.hasClass('hidden')) {
814 - var $badge = getElement(botId, 'chat-notification-badge');
815 - if ($badge.length) {
816 - $badge.show();
817 - }
818 - }
819 - } else {
820 - var emptyMsg = "I received an empty response. Please try again or contact support if this persists.";
821 - if (response.vectorstore_error) {
822 - emptyMsg = "I received an empty response. Debug info: " + response.vectorstore_error;
823 - }
824 - replaceLastMessage("bot", emptyMsg, '', [], botId);
825 - }
826 -
827 - if (response.message_id) {
828 - var instance = MxChatInstances.get(botId);
829 - instance.lastSeenMessageId = response.message_id;
830 - }
831 -
832 - return;
833 - }
834 -
835 - // Fallback for truly unexpected response formats
836 - replaceLastMessage("bot", "Unexpected response format. Please try again or contact support.", '', [], botId);
837 - },
838 - error: function(xhr, status, error) {
839 - let errorMessage = "An unexpected error occurred.";
840 -
841 - // Try to parse the response if it's JSON
842 - try {
843 - const responseJson = JSON.parse(xhr.responseText);
844 -
845 - if (responseJson.data && responseJson.data.error_message) {
846 - errorMessage = responseJson.data.error_message;
847 - } else if (responseJson.message) {
848 - errorMessage = responseJson.message;
849 - }
850 - } catch (e) {
851 - // Not JSON or parsing failed, use HTTP status based messages
852 - if (xhr.status === 0) {
853 - errorMessage = "Network error: Please check your internet connection.";
854 - } else if (xhr.status === 403) {
855 - errorMessage = "Access denied: Your session may have expired. Please refresh the page.";
856 - } else if (xhr.status === 404) {
857 - errorMessage = "API endpoint not found. Please contact support.";
858 - } else if (xhr.status === 429) {
859 - errorMessage = "Too many requests. Please try again in a moment.";
860 - } else if (xhr.status >= 500) {
861 - errorMessage = "Server error: The server encountered an issue. Please try again later.";
862 - }
863 - }
864 -
865 - replaceLastMessage("bot", errorMessage, '', [], botId);
866 - }
867 - });
868 - }); // refreshNonceIfNeeded
869 -}
870 -
871 -function callMxChatStream(message, callback, botId) {
872 - botId = botId || getMxChatBotId();
873 -
874 - // Store the message in case we need to retry after session reset
875 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
876 -
877 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
878 - if (!isStreamingSupported(currentModel)) {
879 - callMxChat(message, callback, botId);
880 - return;
881 - }
882 -
883 - // Get page context if contextual awareness is enabled
884 - const pageContext = getPageContext();
885 -
886 - // Get instance for session start timestamp (used when persistence is OFF)
887 - var instance = MxChatInstances.get(botId);
888 -
889 - // Guarantee a non-null session_id before the fetch. FormData.append() stringifies any
890 - // non-string value via String(), so passing `null` would POST the literal string "null"
891 - // and land in the transcripts table as a ghost session. ensureSession() always returns
892 - // a real string even when cookies/localStorage are blocked.
893 - var streamSessionId = MxChatInstances.ensureSession(botId);
894 - if (!streamSessionId || streamSessionId === 'null' || streamSessionId === 'undefined') {
895 - streamSessionId = generateSessionId();
896 - MxChatInstances.setChatSession(botId, streamSessionId);
897 - }
898 -
899 - // Wait for the page-cache nonce refresh before constructing formData (which
900 - // captures mxchatChat.nonce by value). Mirrors callMxChat's wrapping. See plan-c5457f.
901 - refreshNonceIfNeeded(function() {
902 - const formData = new FormData();
903 - formData.append('action', 'mxchat_stream_chat');
904 - formData.append('message', message);
905 - formData.append('session_id', streamSessionId);
906 - formData.append('nonce', mxchatChat.nonce);
907 - formData.append('current_page_url', window.location.href);
908 - formData.append('current_page_title', document.title);
909 - formData.append('bot_id', botId);
910 - // Pass session start timestamp so AI context matches what user sees
911 - formData.append('session_start_timestamp', instance.sessionStartTimestamp || 0);
912 -
913 - // Add page context if available
914 - if (pageContext) {
915 - formData.append('page_context', JSON.stringify(pageContext));
916 - }
917 -
918 - // CHECK FOR VISION FLAGS AND ADD THEM
919 - if (window.mxchatVisionProcessed) {
920 - formData.append('vision_processed', 'true');
921 - formData.append('original_user_message', window.mxchatOriginalMessage || message);
922 - formData.append('vision_images_count', window.mxchatVisionImagesCount || '0');
923 - // Clear the flags after use
924 - window.mxchatVisionProcessed = false;
925 - window.mxchatOriginalMessage = null;
926 - window.mxchatVisionImagesCount = 0;
927 - }
928 -
929 - let accumulatedContent = '';
930 - let testingDataReceived = false;
931 - let streamingStarted = false;
932 -
933 - fetch(mxchatChat.ajax_url, {
934 - method: 'POST',
935 - body: formData,
936 - credentials: 'same-origin'
937 - })
938 - .then(response => {
939 - // Store the response for potential fallback handling
940 - const responseClone = response.clone();
941 -
942 - if (!response.ok) {
943 - // Try to get error details from response
944 - return responseClone.json().then(errorData => {
945 - throw { isServerError: true, data: errorData };
946 - }).catch(() => {
947 - throw new Error('Network response was not ok');
948 - });
949 - }
950 -
951 - // Check if response is JSON instead of streaming
952 - const contentType = response.headers.get('content-type');
953 - if (contentType && contentType.includes('application/json')) {
954 - return responseClone.json().then(data => {
955 - // IMMEDIATE CHAT MODE UPDATE for JSON response
956 - if (data.chat_mode) {
957 - updateChatModeIndicator(data.chat_mode, botId);
958 - }
959 -
960 - // Check for testing panel
961 - if (window.mxchatTestPanelInstance && data.testing_data) {
962 - window.mxchatTestPanelInstance.handleTestingData(data.testing_data);
963 - }
964 -
965 - // Handle the JSON response directly
966 - handleNonStreamResponse(data, callback, botId);
967 - return Promise.resolve(); // Prevent further processing
968 - });
969 - }
970 -
971 - // Continue with streaming processing
972 - const reader = response.body.getReader();
973 - const decoder = new TextDecoder();
974 - let buffer = '';
975 -
976 - function processStream() {
977 - reader.read().then(({ done, value }) => {
978 - if (done) {
979 - // If streaming completed but no content was received, try to get response as fallback
980 - if (!streamingStarted || !accumulatedContent) {
981 - // Try to read the response as JSON
982 - responseClone.text().then(text => {
983 - try {
984 - const data = JSON.parse(text);
985 - if (data.text || data.message || data.html) {
986 - handleNonStreamResponse(data, callback, botId);
987 - } else {
988 - // No valid data, fall back to regular call
989 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
990 - callMxChat(message, callback, botId);
991 - }
992 - } catch (e) {
993 - // Could not parse, fall back to regular call
994 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
995 - callMxChat(message, callback, botId);
996 - }
997 - }).catch(() => {
998 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
999 - callMxChat(message, callback, botId);
1000 - });
1001 - return;
1002 - }
1003 -
1004 - // Re-enable chat input when stream ends with content
1005 - enableChatInput(botId);
1006 -
1007 - // Scroll the user's last message to the top now that the
1008 - // bot's full reply has rendered (gives max reading room).
1009 - var $chatBoxDone = getElement(botId, 'chat-box');
1010 - var $lastUserMsgDone = $chatBoxDone.find('.user-message').last();
1011 - if ($lastUserMsgDone.length) {
1012 - scrollElementToTop($lastUserMsgDone, botId);
1013 - }
1014 -
1015 - if (callback) {
1016 - callback(accumulatedContent);
1017 - }
1018 - return;
1019 - }
1020 -
1021 - buffer += decoder.decode(value, { stream: true });
1022 - const lines = buffer.split('\n');
1023 - buffer = lines.pop() || '';
1024 -
1025 - for (const line of lines) {
1026 - if (line.startsWith('data: ')) {
1027 - const data = line.substring(6);
1028 -
1029 - if (data === '[DONE]') {
1030 - if (!accumulatedContent) {
1031 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1032 - callMxChat(message, callback, botId);
1033 - return;
1034 - }
1035 -
1036 - // Re-enable chat input after streaming completes
1037 - enableChatInput(botId);
1038 -
1039 - // Scroll the user's last message to the top now
1040 - // that the bot's full reply has rendered.
1041 - var $chatBoxStreamDone = getElement(botId, 'chat-box');
1042 - var $lastUserMsgStreamDone = $chatBoxStreamDone.find('.user-message').last();
1043 - if ($lastUserMsgStreamDone.length) {
1044 - scrollElementToTop($lastUserMsgStreamDone, botId);
1045 - }
1046 -
1047 - if (callback) {
1048 - callback(accumulatedContent);
1049 - }
1050 - return;
1051 - }
1052 -
1053 - try {
1054 - const json = JSON.parse(data);
1055 -
1056 - // IMMEDIATE CHAT MODE UPDATE FOR STREAMING
1057 - if (json.chat_mode) {
1058 - updateChatModeIndicator(json.chat_mode, botId);
1059 - }
1060 -
1061 - // Handle testing data
1062 - if (json.testing_data && !testingDataReceived) {
1063 - if (window.mxchatTestPanelInstance) {
1064 - window.mxchatTestPanelInstance.handleTestingData(json.testing_data);
1065 - testingDataReceived = true;
1066 - }
1067 - }
1068 - // Handle content streaming
1069 - else if (json.content) {
1070 - streamingStarted = true;
1071 - accumulatedContent += json.content;
1072 - updateStreamingMessage(accumulatedContent, botId);
1073 - }
1074 - // Handle complete response in stream (fallback response)
1075 - else if (json.text || json.message || json.html) {
1076 - handleNonStreamResponse(json, callback, botId);
1077 - return;
1078 - }
1079 - // Handle errors
1080 - else if (json.error) {
1081 -
1082 - // Get error message from various possible fields
1083 - let errorMessage = json.error_message || json.message || json.text ||
1084 - (typeof json.error === 'string' ? json.error : 'An error occurred. Please try again.');
1085 -
1086 - // Re-enable chat input on error
1087 - enableChatInput(botId);
1088 -
1089 - // Display the error directly in the chat
1090 - replaceLastMessage("bot", errorMessage, '', [], botId);
1091 -
1092 - if (callback) {
1093 - callback(errorMessage);
1094 - }
1095 - return;
1096 - }
1097 - } catch (e) {
1098 - // SSE data parsing error - silently continue
1099 - }
1100 - }
1101 - }
1102 -
1103 - processStream();
1104 - }).catch(streamError => {
1105 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1106 - callMxChat(message, callback, botId);
1107 - });
1108 - }
1109 -
1110 - processStream();
1111 - })
1112 - .catch(error => {
1113 - // Check if we have server error data with chat mode
1114 - if (error && error.isServerError && error.data) {
1115 - // Check for chat mode in error data
1116 - if (error.data.chat_mode) {
1117 - updateChatModeIndicator(error.data.chat_mode, botId);
1118 - }
1119 -
1120 - handleNonStreamResponse(error.data, callback, botId);
1121 - } else {
1122 - // Only fall back to regular call if we don't have any response data
1123 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1124 - callMxChat(message, callback, botId);
1125 - }
1126 - });
1127 - }); // refreshNonceIfNeeded
1128 -}
1129 -
1130 -// Helper function to handle non-streaming responses
1131 -function handleNonStreamResponse(data, callback, botId) {
1132 - botId = botId || 'default';
1133 -
1134 - // IMMEDIATE CHAT MODE UPDATE FOR NON-STREAMING RESPONSES
1135 - if (data.chat_mode) {
1136 - updateChatModeIndicator(data.chat_mode, botId);
1137 - }
1138 -
1139 - // Also check in data property if response is wrapped
1140 - if (data.data && data.data.chat_mode) {
1141 - updateChatModeIndicator(data.data.chat_mode, botId);
1142 - }
1143 -
1144 - // NOTE: Don't remove temporary message here - let replaceLastMessage handle it
1145 - // This prevents a visual gap between thinking dots disappearing and content appearing
1146 -
1147 - // SECURITY FIX: Check for errors FIRST
1148 - if (data.success === false || (data.data && data.data.error_message)) {
1149 - let errorMessage = "";
1150 - let errorCode = "";
1151 -
1152 - // Check various possible error locations
1153 - if (data.data && data.data.error_message) {
1154 - errorMessage = data.data.error_message;
1155 - errorCode = data.data.error_code || "";
1156 - } else if (data.error_message) {
1157 - errorMessage = data.error_message;
1158 - errorCode = data.error_code || "";
1159 - } else if (data.message) {
1160 - errorMessage = data.message;
1161 - } else if (typeof data.data === 'string') {
1162 - errorMessage = data.data;
1163 - } else {
1164 - errorMessage = "An error occurred. Please try again or contact support.";
1165 - }
1166 -
1167 - // Handle session reset action (IP changed, session expired, etc.)
1168 - // Silent reset — keep chat UI intact, just get a new session and retry
1169 - if (data.data && data.data.action === 'reset_session') {
1170 - MxChatInstances.silentResetSession(botId);
1171 - // Re-send the original message with the new session (user message is already displayed)
1172 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
1173 - if (originalMessage) {
1174 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
1175 - var currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
1176 - if (shouldUseStreaming(currentModel)) {
1177 - callMxChatStream(originalMessage, callback, botId);
1178 - } else {
1179 - callMxChat(originalMessage, callback, botId);
1180 - }
1181 - }
1182 - return;
1183 - }
1184 -
1185 - // Format user-friendly error message
1186 - let displayMessage = errorMessage;
1187 - if (mxchatChat.is_admin) {
1188 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
1189 - }
1190 -
1191 - replaceLastMessage("bot", displayMessage, '', [], botId);
1192 -
1193 - if (callback) {
1194 - callback('');
1195 - }
1196 - return; // Exit early for errors
1197 - }
1198 -
1199 - // Check for live agent response
1200 - if (data.success && data.data && data.data.status === 'waiting_for_agent') {
1201 - removeThinkingDots(botId);
1202 - // Also remove any leftover bot-message that lost its temporary-message class
1203 - var $chatBox = getElement(botId, 'chat-box');
1204 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
1205 - updateChatModeIndicator('agent', botId);
1206 - enableChatInput(botId);
1207 - if (callback) {
1208 - callback('');
1209 - }
1210 - return;
1211 - }
1212 -
1213 - // Handle different response formats
1214 - if (data.text || data.html || data.message) {
1215 -
1216 - // Apply response hooks
1217 - if (data.text && typeof customMxChatFilter === 'function') {
1218 - data.text = customMxChatFilter(data.text, "response");
1219 - }
1220 - if (data.message && typeof customMxChatFilter === 'function') {
1221 - data.message = customMxChatFilter(data.message, "response");
1222 - }
1223 -
1224 - // Display the response
1225 - if (data.text && data.html) {
1226 - replaceLastMessage("bot", data.text, data.html, [], botId);
1227 - } else if (data.text) {
1228 - replaceLastMessage("bot", data.text, '', [], botId);
1229 - } else if (data.html) {
1230 - replaceLastMessage("bot", "", data.html, [], botId);
1231 - } else if (data.message) {
1232 - replaceLastMessage("bot", data.message, '', [], botId);
1233 - }
1234 - }
1235 -
1236 - // Handle other response properties
1237 - if (data.data && data.data.filename) {
1238 - showActivePdf(data.data.filename, botId);
1239 - var instance = MxChatInstances.get(botId);
1240 - instance.activePdfFile = data.data.filename;
1241 - }
1242 -
1243 - if (data.redirect_url) {
1244 - setTimeout(() => {
1245 - window.location.href = data.redirect_url;
1246 - }, 1500);
1247 - }
1248 -
1249 - // Ensure chat input is re-enabled (safety net for edge cases)
1250 - enableChatInput(botId);
1251 -
1252 - if (callback) {
1253 - callback(data.text || data.message || '');
1254 - }
1255 -}
1256 -
1257 -// Enhanced updateChatModeIndicator function for immediate DOM updates
1258 -function updateChatModeIndicator(mode, botId) {
1259 - botId = botId || 'default';
1260 - const indicator = getElementDOM(botId, 'chat-mode-indicator');
1261 - if (indicator) {
1262 - const oldText = indicator.textContent;
1263 -
1264 - if (mode === 'agent') {
1265 - indicator.textContent = 'Live Agent';
1266 - startPolling(botId);
1267 - } else {
1268 - // Everything else is AI mode
1269 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1270 - indicator.textContent = customAiText;
1271 - stopPolling(botId);
1272 - }
1273 -
1274 - // Force immediate DOM update and reflow
1275 - if (oldText !== indicator.textContent) {
1276 - // Force a reflow to ensure the change is visible immediately
1277 - indicator.style.display = 'none';
1278 - indicator.offsetHeight; // Trigger reflow
1279 - indicator.style.display = '';
1280 -
1281 - // Double-check after a brief moment to ensure the change stuck
1282 - setTimeout(() => {
1283 - if (mode === 'agent' && indicator.textContent !== 'Live Agent') {
1284 - indicator.textContent = 'Live Agent';
1285 - } else if (mode !== 'agent' && indicator.textContent === 'Live Agent') {
1286 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1287 - indicator.textContent = customAiText;
1288 - }
1289 - }, 50);
1290 - }
1291 - }
1292 -}
1293 -
1294 -// Function to update message during streaming
1295 -function updateStreamingMessage(content, botId) {
1296 - botId = botId || 'default';
1297 -
1298 - // ADD RESPONSE HOOK FOR REAL-TIME STREAMING
1299 - if (typeof customMxChatFilter === 'function') {
1300 - content = customMxChatFilter(content, "response");
1301 - }
1302 -
1303 - const formattedContent = linkify(content);
1304 -
1305 - // Find the temporary message in this bot's chat box
1306 - var $chatBox = getElement(botId, 'chat-box');
1307 - const tempMessage = $chatBox.find('.bot-message.temporary-message').last();
1308 -
1309 - if (tempMessage.length) {
1310 - // Update existing message
1311 - tempMessage.html(formattedContent);
1312 - } else {
1313 - // Create new temporary message if it doesn't exist
1314 - appendMessage("bot", content, '', [], true, botId);
1315 - }
1316 -}
1317 -
1318 -function isStreamingSupported(model) {
1319 - if (!model) return false;
1320 -
1321 - const modelPrefix = model.split('-')[0].toLowerCase();
1322 -
1323 - // Support streaming for OpenAI, Claude, Grok, DeepSeek, and OpenRouter models
1324 - const isSupported = modelPrefix === 'gpt' ||
1325 - modelPrefix === 'o1' ||
1326 - modelPrefix === 'claude' ||
1327 - modelPrefix === 'grok' ||
1328 - modelPrefix === 'deepseek' ||
1329 - model === 'openrouter'; // Add this line - check full model name for OpenRouter
1330 -
1331 - return isSupported;
1332 -}
1333 -
1334 -// Update the event handlers to use the correct function names (using event delegation)
1335 -// Use class-based selectors for multi-instance support
1336 -$(document).on('click', '.send-button', function() {
1337 - var botId = getBotIdFromElement(this);
1338 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1339 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1340 - disableChatInput(botId);
1341 - }
1342 - sendMessage(botId);
1343 -});
1344 -
1345 -// Override enter key handler (using event delegation)
1346 -$(document).on('keypress', '.chat-input', function(e) {
1347 - if (e.which == 13 && !e.shiftKey) {
1348 - e.preventDefault();
1349 - var botId = getBotIdFromElement(this);
1350 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1351 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1352 - disableChatInput(botId);
1353 - }
1354 - sendMessage(botId);
1355 - }
1356 -});
1357 -
1358 -// Builds the list of overflow-menu items for a given bot.
1359 -// Adding a future item is one push to this array — do NOT hardcode "only download."
1360 -function mxchatGetHeaderMenuItems(botId) {
1361 - var items = [];
1362 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1363 -
1364 - // The `print_button_*` keys still gate this item for back-compat with
1365 - // existing user options. The action is now a transcript download, not print.
1366 - if (settings.print_button_enabled === 'on') {
1367 - items.push({
1368 - id: 'download-transcript',
1369 - label: settings.print_button_label || 'Download Transcript',
1370 - 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>',
1371 - action: function() {
1372 - mxchatDownloadTranscript(botId);
1373 - }
1374 - });
1375 - }
1376 -
1377 - return items;
1378 -}
1379 -
1380 -// Builds a clean markdown transcript of the current conversation and triggers
1381 -// a file download. Used by the "Download Transcript" menu item.
1382 -function mxchatDownloadTranscript(botId) {
1383 - var $chatBox = getElement(botId, 'chat-box');
1384 - if (!$chatBox || !$chatBox.length) return;
1385 -
1386 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1387 - var headerTitle = settings.print_header_title || 'Chat transcript';
1388 - var now = new Date();
1389 - var stamp = now.toLocaleString();
1390 -
1391 - var lines = [];
1392 - lines.push('# ' + headerTitle);
1393 - lines.push('');
1394 - lines.push('Exported: ' + stamp);
1395 - lines.push('');
1396 - lines.push('---');
1397 - lines.push('');
1398 -
1399 - $chatBox.find('.user-message, .bot-message, .agent-message').each(function() {
1400 - var $msg = $(this);
1401 - // Skip thinking placeholders and any in-flight temporary messages.
1402 - if ($msg.find('.thinking-dots').length) return;
1403 - if ($msg.hasClass('temporary-message')) return;
1404 -
1405 - var sender;
1406 - if ($msg.hasClass('user-message')) sender = 'User';
1407 - else if ($msg.hasClass('agent-message')) sender = 'Live Agent';
1408 - else sender = 'AI Agent';
1409 -
1410 - // Strip interactive UI from the cloned message so we get the conversation text.
1411 - var $clone = $msg.clone();
1412 - $clone.find('.copy-button, .message-toolbar, .mxchat-copy, button, script, style').remove();
1413 - var text = $clone.text().replace(/ /g, ' ').replace(/[ \t]+\n/g, '\n').replace(/\n{3,}/g, '\n\n').trim();
1414 - if (!text) return;
1415 -
1416 - lines.push('**' + sender + '**');
1417 - lines.push('');
1418 - lines.push(text);
1419 - lines.push('');
1420 - });
1421 -
1422 - var content = lines.join('\n');
1423 - var iso = now.toISOString().replace(/[:.]/g, '-').slice(0, 19);
1424 - var fname = 'mxchat-transcript-' + iso + '.md';
1425 - var blob = new Blob([content], { type: 'text/markdown;charset=utf-8' });
1426 - var url = URL.createObjectURL(blob);
1427 - var a = document.createElement('a');
1428 - a.href = url;
1429 - a.download = fname;
1430 - a.style.display = 'none';
1431 - document.body.appendChild(a);
1432 - a.click();
1433 - setTimeout(function() {
1434 - if (a.parentNode) a.parentNode.removeChild(a);
1435 - URL.revokeObjectURL(url);
1436 - }, 100);
1437 -}
1438 -
1439 -// Reads the bot bubble's actual computed bg+fg and writes them as CSS vars
1440 -// on the menu wrap, so the dropdown matches whatever paints the bubble —
1441 -// saved options, AI theme CSS, or the mxchat-theme add-on.
1442 -function mxchatSyncMenuColors(botId, $wrap) {
1443 - if (!$wrap || !$wrap.length) return;
1444 - var $bot = $wrap.closest('.mxchat-chatbot-wrapper').find('.bot-message').not('.temporary-message').first();
1445 - if (!$bot.length) return;
1446 - var cs = window.getComputedStyle($bot[0]);
1447 - if (cs.backgroundColor && cs.backgroundColor !== 'rgba(0, 0, 0, 0)' && cs.backgroundColor !== 'transparent') {
1448 - $wrap[0].style.setProperty('--mxchat-menu-bg', cs.backgroundColor);
1449 - }
1450 - // Bot text color usually lives on a child div, not .bot-message itself.
1451 - var $textChild = $bot.find('[style*="color"]').first();
1452 - var fg = ($textChild.length ? window.getComputedStyle($textChild[0]).color : cs.color);
1453 - if (fg) $wrap[0].style.setProperty('--mxchat-menu-fg', fg);
1454 -}
1455 -
1456 -// One-time per-widget init: renders menu items, wires open/close,
1457 -// outside-click, Escape, and arrow-key navigation. If no items, hides the trigger.
1458 -function mxchatInitHeaderMenu(botId) {
1459 - var $wrap = $('.mxchat-header-menu-wrap[data-bot-id="' + botId + '"]').first();
1460 - if (!$wrap.length || $wrap.data('mxchatMenuReady')) return;
1461 -
1462 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1463 - var $menu = $wrap.find('.mxchat-header-menu');
1464 - var items = mxchatGetHeaderMenuItems(botId);
1465 -
1466 - // Initial color sync — covers normal page load.
1467 - mxchatSyncMenuColors(botId, $wrap);
1468 -
1469 - if (!items.length) {
1470 - $trigger.hide();
1471 - $menu.hide();
1472 - $wrap.data('mxchatMenuReady', true);
1473 - return;
1474 - }
1475 -
1476 - // Build the menu items.
1477 - $menu.empty();
1478 - items.forEach(function(item, idx) {
1479 - var $btn = $('<button>', {
1480 - type: 'button',
1481 - 'class': 'mxchat-menu-item',
1482 - 'role': 'menuitem',
1483 - 'tabindex': '-1',
1484 - 'data-menu-id': item.id,
1485 - html: '<span class="mxchat-menu-item-icon">' + item.icon + '</span>' +
1486 - '<span class="mxchat-menu-item-label"></span>'
1487 - });
1488 - $btn.find('.mxchat-menu-item-label').text(item.label);
1489 - $btn.on('click', function(e) {
1490 - e.preventDefault();
1491 - e.stopPropagation();
1492 - closeMenu();
1493 - try { item.action(); } catch (err) { /* no-op */ }
1494 - });
1495 - $menu.append($btn);
1496 - });
1497 -
1498 - function openMenu() {
1499 - // Re-sync each open in case the active theme changed since init.
1500 - mxchatSyncMenuColors(botId, $wrap);
1501 - $menu.prop('hidden', false).attr('aria-hidden', 'false').addClass('is-open');
1502 - $trigger.attr('aria-expanded', 'true');
1503 - // Focus the first item for keyboard users
1504 - setTimeout(function() {
1505 - $menu.find('.mxchat-menu-item').first().attr('tabindex', '0').trigger('focus');
1506 - }, 0);
1507 - }
1508 - function closeMenu(returnFocus) {
1509 - $menu.prop('hidden', true).attr('aria-hidden', 'true').removeClass('is-open');
1510 - $trigger.attr('aria-expanded', 'false');
1511 - $menu.find('.mxchat-menu-item').attr('tabindex', '-1');
1512 - if (returnFocus) $trigger.trigger('focus');
1513 - }
1514 -
1515 - // Toggle on trigger click — stop propagation so the .chatbot-top-bar
1516 - // click-to-collapse handler does not fire.
1517 - $trigger.on('click', function(e) {
1518 - e.preventDefault();
1519 - e.stopPropagation();
1520 - if ($menu.hasClass('is-open')) closeMenu();
1521 - else openMenu();
1522 - });
1523 -
1524 - // Don't let clicks inside the menu bubble to the top-bar collapse handler.
1525 - $menu.on('click', function(e) {
1526 - e.stopPropagation();
1527 - });
1528 -
1529 - // Outside click closes the menu.
1530 - $(document).on('click.mxchatMenu-' + botId, function(e) {
1531 - if (!$menu.hasClass('is-open')) return;
1532 - if ($wrap.has(e.target).length || $wrap.is(e.target)) return;
1533 - closeMenu();
1534 - });
1535 -
1536 - // Keyboard: Escape closes and returns focus; arrow keys move focus; Enter activates.
1537 - $menu.on('keydown', '.mxchat-menu-item', function(e) {
1538 - var $items = $menu.find('.mxchat-menu-item');
1539 - var idx = $items.index(this);
1540 - if (e.key === 'Escape') {
1541 - e.preventDefault();
1542 - closeMenu(true);
1543 - } else if (e.key === 'ArrowDown') {
1544 - e.preventDefault();
1545 - var $next = $items.eq((idx + 1) % $items.length);
1546 - $items.attr('tabindex', '-1');
1547 - $next.attr('tabindex', '0').trigger('focus');
1548 - } else if (e.key === 'ArrowUp') {
1549 - e.preventDefault();
1550 - var $prev = $items.eq((idx - 1 + $items.length) % $items.length);
1551 - $items.attr('tabindex', '-1');
1552 - $prev.attr('tabindex', '0').trigger('focus');
1553 - } else if (e.key === 'Enter' || e.key === ' ') {
1554 - e.preventDefault();
1555 - $(this).trigger('click');
1556 - }
1557 - });
1558 - $trigger.on('keydown', function(e) {
1559 - if (e.key === 'Escape' && $menu.hasClass('is-open')) {
1560 - e.preventDefault();
1561 - closeMenu(true);
1562 - } else if ((e.key === 'ArrowDown' || e.key === 'Enter' || e.key === ' ') && !$menu.hasClass('is-open')) {
1563 - e.preventDefault();
1564 - openMenu();
1565 - }
1566 - });
1567 -
1568 - $wrap.data('mxchatMenuReady', true);
1569 -}
1570 -
1571 -// Initialize header menus for every rendered widget on DOM ready.
1572 -$(function() {
1573 - $('.mxchat-header-menu-wrap').each(function() {
1574 - var botId = $(this).data('bot-id');
1575 - if (botId) mxchatInitHeaderMenu(botId);
1576 - });
1577 -});
1578 -
1579 -function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false, botId = 'default') {
1580 - try {
1581 - // Determine styles based on sender type
1582 - let messageClass, bgColor, fontColor;
1583 -
1584 - if (sender === "user") {
1585 - messageClass = "user-message";
1586 - bgColor = userMessageBgColor;
1587 - fontColor = userMessageFontColor;
1588 - // Only sanitize user input
1589 - messageText = sanitizeUserInput(messageText);
1590 - } else if (sender === "agent") {
1591 - messageClass = "agent-message";
1592 - bgColor = liveAgentMessageBgColor;
1593 - fontColor = liveAgentMessageFontColor;
1594 - } else {
1595 - messageClass = "bot-message";
1596 - bgColor = botMessageBgColor;
1597 - fontColor = botMessageFontColor;
1598 - }
1599 -
1600 - const messageDiv = $('<div>')
1601 - .addClass(messageClass)
1602 - .attr('dir', 'auto');
1603 -
1604 - // Only apply inline colors if AI theme is not active (let CSS handle it)
1605 - var skipColors = shouldSkipInlineColors(botId);
1606 - if (skipColors) {
1607 - messageDiv.css({
1608 - 'margin-bottom': '1em'
1609 - });
1610 - } else {
1611 - messageDiv.css({
1612 - 'background': bgColor,
1613 - 'color': fontColor,
1614 - 'margin-bottom': '1em'
1615 - });
1616 - }
1617 -
1618 - // Process the message content - always run linkify to convert markdown
1619 - // links and format text. linkify() handles existing HTML safely via
1620 - // negative lookaheads that skip URLs already inside <a> tags.
1621 - let fullMessage = linkify(messageText);
1622 -
1623 - // Add images if provided
1624 - if (images && images.length > 0) {
1625 - fullMessage += '<div class="image-gallery" dir="auto">';
1626 - images.forEach(img => {
1627 - const safeTitle = sanitizeUserInput(img.title);
1628 - const safeUrl = encodeURI(img.image_url);
1629 - const safeThumbnail = encodeURI(img.thumbnail_url);
1630 -
1631 - fullMessage += `
1632 - <div style="margin-bottom: 10px;">
1633 - <strong>${safeTitle}</strong><br>
1634 - <a href="${safeUrl}" target="_blank">
1635 - <img src="${safeThumbnail}" alt="${safeTitle}" style="max-width: 100px; height: auto; margin: 5px;" />
1636 - </a>
1637 - </div>`;
1638 - });
1639 - fullMessage += '</div>';
1640 - }
1641 -
1642 - // Append HTML content if provided
1643 - if (messageHtml && sender !== "user") {
1644 - // Only add line breaks if there's actual text content before the HTML
1645 - if (fullMessage && fullMessage.trim()) {
1646 - fullMessage += '<br><br>' + messageHtml;
1647 - } else {
1648 - fullMessage = messageHtml;
1649 - }
1650 - }
1651 -
1652 - messageDiv.html(fullMessage);
1653 -
1654 - if (isTemporary) {
1655 - messageDiv.addClass('temporary-message');
1656 - }
1657 -
1658 - // Append to the correct chatbot instance's chat-box
1659 - var $chatBox = getElement(botId, 'chat-box');
1660 - messageDiv.hide().appendTo($chatBox).fadeIn(300, function() {
1661 - // FIXED: Use event delegation for link tracking
1662 - if (sender === "bot" || sender === "agent") {
1663 - attachLinkTracking(messageDiv, messageText, botId);
1664 - }
1665 -
1666 - if (sender === "bot") {
1667 - const lastUserMessage = $chatBox.find('.user-message').last();
1668 - if (lastUserMessage.length) {
1669 - scrollElementToTop(lastUserMessage, botId);
1670 - }
1671 - }
1672 -
1673 - if ((sender === "bot" || sender === "agent") && !isTemporary) {
1674 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
1675 - }
1676 - });
1677 -
1678 - if (messageText.id) {
1679 - var instance = MxChatInstances.get(botId);
1680 - instance.lastSeenMessageId = messageText.id;
1681 - hideNotification(botId);
1682 - }
1683 - } catch (error) {
1684 - // Error rendering message - silently continue
1685 - }
1686 -}
1687 -
1688 -// Helper function to attach link tracking with proper event handling
1689 -function attachLinkTracking(messageDiv, messageText, botId) {
1690 - botId = botId || 'default';
1691 - // Use a slight delay to ensure DOM is ready
1692 - setTimeout(function() {
1693 - const links = messageDiv.find('a[href]').not('[data-tracked]');
1694 -
1695 - links.each(function() {
1696 - const $link = $(this);
1697 - const originalHref = $link.attr('href');
1698 -
1699 - // Mark as tracked to avoid duplicate handlers
1700 - $link.attr('data-tracked', 'true');
1701 -
1702 - // Only track external URLs
1703 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
1704 - // Remove any existing click handlers first
1705 - $link.off('click.tracking');
1706 -
1707 - // Add new click handler with namespace
1708 - $link.on('click.tracking', function(e) {
1709 - e.preventDefault();
1710 - e.stopPropagation();
1711 -
1712 - const messageContext = typeof messageText === 'string'
1713 - ? messageText.substring(0, 200)
1714 - : '';
1715 -
1716 - // Track the click
1717 - $.ajax({
1718 - url: mxchatChat.ajax_url,
1719 - type: 'POST',
1720 - data: {
1721 - action: 'mxchat_track_url_click',
1722 - session_id: getChatSession(botId),
1723 - url: originalHref,
1724 - message_context: messageContext,
1725 - nonce: mxchatChat.nonce
1726 - },
1727 - complete: function() {
1728 - // Always redirect, even if tracking fails
1729 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
1730 - window.open(originalHref, '_blank');
1731 - } else {
1732 - window.location.href = originalHref;
1733 - }
1734 - }
1735 - });
1736 -
1737 - return false; // Extra insurance to prevent default
1738 - });
1739 - }
1740 - });
1741 - }, 100); // Small delay to ensure DOM is ready
1742 -}
1743 -
1744 -function replaceLastMessage(sender, responseText, responseHtml = '', images = [], botId = 'default') {
1745 - var messageClass = sender === "user" ? "user-message" : sender === "agent" ? "agent-message" : "bot-message";
1746 - var $chatBox = getElement(botId, 'chat-box');
1747 - var lastMessageDiv = $chatBox.find('.bot-message.temporary-message, .agent-message.temporary-message').last();
1748 -
1749 - // Determine styles
1750 - let bgColor, fontColor;
1751 - if (sender === "user") {
1752 - bgColor = userMessageBgColor;
1753 - fontColor = userMessageFontColor;
1754 - } else if (sender === "agent") {
1755 - bgColor = liveAgentMessageBgColor;
1756 - fontColor = liveAgentMessageFontColor;
1757 - } else {
1758 - bgColor = botMessageBgColor;
1759 - fontColor = botMessageFontColor;
1760 - }
1761 -
1762 - // Always run linkify to convert markdown links and format text.
1763 - // linkify() already handles existing HTML (its URL patterns use negative lookaheads
1764 - // to avoid double-processing URLs that are already inside <a> tags).
1765 - var fullMessage = linkify(responseText);
1766 -
1767 - if (responseHtml) {
1768 - // Only add line breaks if there's actual text content before the HTML
1769 - if (fullMessage && fullMessage.trim()) {
1770 - fullMessage += '<br><br>' + responseHtml;
1771 - } else {
1772 - fullMessage = responseHtml;
1773 - }
1774 - }
1775 -
1776 - if (images.length > 0) {
1777 - fullMessage += '<div class="image-gallery" dir="auto">';
1778 - images.forEach(img => {
1779 - fullMessage += `
1780 - <div style="margin-bottom: 10px;">
1781 - <strong>${img.title}</strong><br>
1782 - <a href="${img.image_url}" target="_blank">
1783 - <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
1784 - </a>
1785 - </div>`;
1786 - });
1787 - fullMessage += '</div>';
1788 - }
1789 -
1790 - if (lastMessageDiv.length) {
1791 - // Replace content immediately to prevent visual gap between thinking dots and response
1792 - lastMessageDiv
1793 - .html(fullMessage)
1794 - .removeClass('bot-message user-message temporary-message')
1795 - .addClass(messageClass)
1796 - .attr('dir', 'auto');
1797 -
1798 - // Only apply inline colors if AI theme is not active (let CSS handle it)
1799 - var skipColors = mxchatChat.skip_inline_colors || shouldSkipInlineColors(botId);
1800 - if (!skipColors) {
1801 - lastMessageDiv.css({
1802 - 'background-color': bgColor,
1803 - 'color': fontColor,
1804 - });
1805 - }
1806 -
1807 - // Handle link tracking and scroll
1808 - if (sender === "bot" || sender === "agent") {
1809 - attachLinkTracking(lastMessageDiv, responseText, botId);
1810 -
1811 - const lastUserMessage = $chatBox.find('.user-message').last();
1812 - if (lastUserMessage.length) {
1813 - scrollElementToTop(lastUserMessage, botId);
1814 - }
1815 - // Show notification if chat is hidden
1816 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
1817 - if ($floatingChatbot.hasClass('hidden')) {
1818 - showNotification(botId);
1819 - }
1820 - }
1821 -
1822 - // Re-enable chat input after response is displayed
1823 - enableChatInput(botId);
1824 -
1825 - if (sender === "bot" || sender === "agent") {
1826 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
1827 - }
1828 - } else {
1829 - appendMessage(sender, responseText, responseHtml, images, false, botId);
1830 - // Re-enable chat input after response is displayed
1831 - enableChatInput(botId);
1832 - }
1833 -}
1834 -
1835 -
1836 - function appendThinkingMessage(botId) {
1837 - botId = botId || 'default';
1838 -
1839 - // Don't show thinking dots in live agent mode - message is just forwarded to a human
1840 - var indicator = getElementDOM(botId, 'chat-mode-indicator');
1841 - if (indicator && indicator.textContent === 'Live Agent') {
1842 - return;
1843 - }
1844 -
1845 - var $chatBox = getElement(botId, 'chat-box');
1846 -
1847 - // Remove any existing thinking dots in this bot's chat first
1848 - $chatBox.find('.thinking-dots').remove();
1849 -
1850 - // Check if we should skip inline colors (AI theme is active)
1851 - var skipColors = shouldSkipInlineColors(botId);
1852 -
1853 - // Retrieve the bot message font color and background color
1854 - var botMessageFontColor = mxchatChat.bot_message_font_color;
1855 - var botMessageBgColor = mxchatChat.bot_message_bg_color;
1856 -
1857 - // Build thinking dots HTML - skip inline colors if AI theme is active
1858 - var dotStyle = skipColors ? '' : ' style="background-color: ' + botMessageFontColor + ';"';
1859 - var thinkingHtml = '<div class="thinking-dots-container">' +
1860 - '<div class="thinking-dots">' +
1861 - '<span class="dot"' + dotStyle + '></span>' +
1862 - '<span class="dot"' + dotStyle + '></span>' +
1863 - '<span class="dot"' + dotStyle + '></span>' +
1864 - '</div>' +
1865 - '</div>';
1866 -
1867 - // Append the thinking dots to this bot's chat container - skip inline colors if AI theme is active
1868 - var messageStyle = skipColors ? '' : ' style="background-color: ' + botMessageBgColor + '; color: ' + botMessageFontColor + ';"';
1869 - $chatBox.append('<div class="bot-message temporary-message"' + messageStyle + '>' + thinkingHtml + '</div>');
1870 - scrollToBottom(botId);
1871 - }
1872 -
1873 - function removeThinkingDots(botId) {
1874 - botId = botId || 'default';
1875 - var $chatBox = getElement(botId, 'chat-box');
1876 - // Remove by temporary-message class first, then fall back to any bot-message containing thinking dots
1877 - $chatBox.find('.thinking-dots').closest('.temporary-message').remove();
1878 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
1879 - }
1880 -
1881 - // ====================================
1882 - // TEXT FORMATTING & PROCESSING
1883 - // ====================================
1884 -
1885 - function linkify(inputText) {
1886 - if (!inputText) {
1887 - return '';
1888 - }
1889 -
1890 - // Helper function to check if URL is already encoded
1891 - function isUrlEncoded(url) {
1892 - // Check for % followed by exactly 2 hex digits
1893 - return /%[0-9a-fA-F]{2}/.test(url);
1894 - }
1895 -
1896 - // Helper function to safely encode URLs only if needed
1897 - function safeEncodeUrl(url) {
1898 - // If URL already contains encoded characters, return as-is
1899 - if (isUrlEncoded(url)) {
1900 - return url;
1901 - }
1902 - // Otherwise, encode it
1903 - return encodeURI(url);
1904 - }
1905 -
1906 - // Process markdown headers FIRST
1907 - let processedText = formatMarkdownHeaders(inputText);
1908 -
1909 - // Process text styling (bold, italic, strikethrough)
1910 - processedText = formatTextStyling(processedText);
1911 -
1912 - // Process code blocks BEFORE processing links
1913 - processedText = formatCodeBlocks(processedText);
1914 -
1915 - // Process markdown tables BEFORE converting newlines to paragraphs
1916 - processedText = formatMarkdownTables(processedText);
1917 -
1918 - // NOW convert to paragraphs
1919 - processedText = convertNewlinesToBreaks(processedText);
1920 -
1921 - // IMPORTANT: Handle citation-style brackets FIRST [URL]
1922 - // This prevents them from being processed as markdown links
1923 - // Match [URL] where URL is a complete URL in square brackets (common in AI citations)
1924 - processedText = processedText.replace(/\[(https?:\/\/[^\]]+)\]/g, (match, url) => {
1925 - // Clean the URL of any trailing punctuation
1926 - let cleanUrl = url.replace(/[.,;!?]+$/, '');
1927 - const safeUrl = safeEncodeUrl(cleanUrl);
1928 - // Return as a proper link without the brackets
1929 - return `<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
1930 - });
1931 -
1932 - // Process markdown links: [text](url) and [](url)
1933 - // Uses balanced parenthesis matching to handle URLs containing parens
1934 - // (e.g. PDF filenames with dates like (2025-08-28).pdf)
1935 - processedText = (function(input) {
1936 - var result = '';
1937 - var i = 0;
1938 - while (i < input.length) {
1939 - // Look for [ at current position
1940 - if (input[i] === '[') {
1941 - // Find closing ]
1942 - var closeBracket = input.indexOf(']', i + 1);
1943 - if (closeBracket === -1 || closeBracket + 1 >= input.length || input[closeBracket + 1] !== '(') {
1944 - result += input[i];
1945 - i++;
1946 - continue;
1947 - }
1948 - var linkText = input.substring(i + 1, closeBracket);
1949 - // Check if URL starts with http
1950 - var urlStart = closeBracket + 2;
1951 - if (!input.substring(urlStart).match(/^https?:\/\//)) {
1952 - result += input[i];
1953 - i++;
1954 - continue;
1955 - }
1956 - // Find balanced closing paren
1957 - var depth = 1;
1958 - var j = urlStart;
1959 - while (j < input.length && depth > 0) {
1960 - if (input[j] === '(') depth++;
1961 - else if (input[j] === ')') depth--;
1962 - if (depth > 0) j++;
1963 - }
1964 - if (depth !== 0) {
1965 - result += input[i];
1966 - i++;
1967 - continue;
1968 - }
1969 - var url = input.substring(urlStart, j);
1970 - var cleanUrl = url.replace(/[\].,;!?]+$/, '');
1971 - var encodedUrl = safeEncodeUrl(cleanUrl);
1972 - if (!linkText || !linkText.trim()) {
1973 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + cleanUrl + '</a>';
1974 - } else {
1975 - var safeText = sanitizeUserInput(linkText);
1976 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + safeText + '</a>';
1977 - }
1978 - i = j + 1; // Skip past the closing )
1979 - } else {
1980 - result += input[i];
1981 - i++;
1982 - }
1983 - }
1984 - return result;
1985 - })(processedText);
1986 -
1987 - // Process phone numbers: [text](tel:number)
1988 - const phonePattern = /\[([^\]]+)\]\((tel:[\d+\-\s()]+)\)/g;
1989 - processedText = processedText.replace(phonePattern, (match, text, phone) => {
1990 - const safePhone = safeEncodeUrl(phone);
1991 - const safeText = sanitizeUserInput(text);
1992 - return `<a href="${safePhone}">${safeText}</a>`;
1993 - });
1994 -
1995 - // Process mailto links: [text](mailto:email)
1996 - const mailtoPattern = /\[([^\]]+)\]\((mailto:[^\)]+)\)/g;
1997 - processedText = processedText.replace(mailtoPattern, (match, text, mailto) => {
1998 - const safeMailto = safeEncodeUrl(mailto);
1999 - const safeText = sanitizeUserInput(text);
2000 - return `<a href="${safeMailto}">${safeText}</a>`;
2001 - });
2002 -
2003 - // Process standalone URLs - but NOT if they're already in <a> tags or brackets
2004 - // Updated pattern to be more careful about what it matches
2005 - const urlPattern = /(^|[^">=\[\]])(https?:\/\/[^\s<"\[\]]+)(?![^<]*<\/a>)(?!\])/gim;
2006 - processedText = processedText.replace(urlPattern, (match, prefix, url) => {
2007 - // Extra check: make sure this isn't already linked
2008 - if (match.includes('href=') || match.includes('</a>')) {
2009 - return match;
2010 - }
2011 -
2012 - // Clean trailing punctuation
2013 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
2014 - const safeUrl = safeEncodeUrl(cleanUrl);
2015 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2016 - });
2017 -
2018 - // Process www. URLs - but NOT if they're already in <a> tags or brackets
2019 - const wwwPattern = /(^|[^">/\[\]])(www\.[\S]+)(?![^<]*<\/a>)(?!\])/gim;
2020 - processedText = processedText.replace(wwwPattern, (match, prefix, url) => {
2021 - // Extra check: make sure this isn't already linked
2022 - if (match.includes('href=') || match.includes('</a>')) {
2023 - return match;
2024 - }
2025 -
2026 - // Clean trailing punctuation
2027 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
2028 - const safeUrl = safeEncodeUrl(`http://${cleanUrl}`);
2029 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2030 - });
2031 -
2032 - return processedText;
2033 -}
2034 -
2035 - function formatMarkdownHeaders(text) {
2036 - // Handle h1 to h6 headers
2037 - return text.replace(/^(#{1,6})\s+(.+)$/gm, function(match, hashes, content) {
2038 - const level = hashes.length;
2039 - return `<h${level} class="chat-heading chat-heading-${level}">${content.trim()}</h${level}>`;
2040 - });
2041 - }
2042 -
2043 -function formatTextStyling(text) {
2044 - // IMPORTANT: Protect BOTH HTML href and Markdown URLs from formatting
2045 - const protectedSegments = [];
2046 - let protectedText = text;
2047 -
2048 - // Step 1a: Protect HTML href="..." attributes
2049 - protectedText = protectedText.replace(/href\s*=\s*["']([^"']+)["']/gi, function(match) {
2050 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2051 - protectedSegments.push(match);
2052 - return placeholder;
2053 - });
2054 -
2055 - // Step 1b: Protect Markdown links [text](url)
2056 - // This is crucial - we need to protect the URLs in markdown format
2057 - protectedText = protectedText.replace(/\[([^\]]*)\]\(([^)]+)\)/g, function(match) {
2058 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2059 - protectedSegments.push(match);
2060 - return placeholder;
2061 - });
2062 -
2063 - // Step 1c: Also protect bare URLs that might exist
2064 - protectedText = protectedText.replace(/(https?:\/\/[^\s<>"]+)/gi, function(match) {
2065 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2066 - protectedSegments.push(match);
2067 - return placeholder;
2068 - });
2069 -
2070 - // Step 2: Now apply text styling to the protected text
2071 - // Handle bold text (**text**)
2072 - protectedText = protectedText.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
2073 -
2074 - // Handle italic text (*text* or _text_) - Safari-compatible (no lookbehind)
2075 - // Match single asterisks that aren't part of bold (**) by checking they're not followed/preceded by another *
2076 - protectedText = protectedText.replace(/(?!\*\*)\*([^*\n]+)\*(?!\*)/g, '<em>$1</em>');
2077 -
2078 - // Handle underscores for italic - Safari-compatible (no lookbehind)
2079 - // Exclude __PROTECTED_N__ placeholders by checking the content doesn't contain PROTECTED
2080 - protectedText = protectedText.replace(/(?!__)_((?!PROTECTED)[^_\n]+)_(?!_)/g, '<em>$1</em>');
2081 -
2082 - // Handle strikethrough (~~text~~)
2083 - protectedText = protectedText.replace(/~~(.*?)~~/g, '<del>$1</del>');
2084 -
2085 - // Step 3: Restore all protected segments
2086 - protectedSegments.forEach((original, index) => {
2087 - const placeholder = `__PROTECTED_${index}__`;
2088 - protectedText = protectedText.replace(placeholder, original);
2089 - });
2090 -
2091 - return protectedText;
2092 -}
2093 - function formatBoldText(text) {
2094 - // This function is kept for compatibility but now uses formatTextStyling
2095 - return formatTextStyling(text);
2096 - }
2097 -
2098 -function convertNewlinesToBreaks(text) {
2099 - // Split the text into paragraphs (marked by double newlines or multiple <br> tags)
2100 - const paragraphs = text.split(/(?:\n\n|\<br\>\s*\<br\>)/g);
2101 -
2102 - // Filter out empty paragraphs and wrap each paragraph in <p> tags
2103 - return paragraphs
2104 - .map(para => para.trim())
2105 - .filter(para => para.length > 0) // Remove empty paragraphs
2106 - .map(para => `<p>${para}</p>`)
2107 - .join('');
2108 -}
2109 - function formatCodeBlocks(text) {
2110 - // Handle fenced code blocks with language specification (```language)
2111 - text = text.replace(/```(\w+)?\n?([\s\S]*?)```/g, (match, language, code) => {
2112 - const lang = language || 'text';
2113 - const escapedCode = escapeHtml(code.trim());
2114 - return `<div class="mxchat-code-block-container">
2115 - <div class="mxchat-code-header">
2116 - <span class="mxchat-code-language">${lang}</span>
2117 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
2118 - </div>
2119 - <pre class="mxchat-code-block"><code class="language-${lang}">${escapedCode}</code></pre>
2120 - </div>`;
2121 - });
2122 -
2123 - // Handle inline code with single backticks
2124 - text = text.replace(/`([^`\n]+)`/g, '<code class="mxchat-inline-code">$1</code>');
2125 -
2126 - // Handle raw PHP tags (legacy support)
2127 - text = text.replace(/(<\?php[\s\S]*?\?>)/g, (match) => {
2128 - const escapedCode = escapeHtml(match);
2129 - return `<div class="mxchat-code-block-container">
2130 - <div class="mxchat-code-header">
2131 - <span class="mxchat-code-language">php</span>
2132 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
2133 - </div>
2134 - <pre class="mxchat-code-block"><code class="language-php">${escapedCode}</code></pre>
2135 - </div>`;
2136 - });
2137 -
2138 - return text;
2139 - }
2140 -
2141 - function formatMarkdownTables(text) {
2142 - var lines = text.split('\n');
2143 - var result = [];
2144 - var i = 0;
2145 -
2146 - while (i < lines.length) {
2147 - // Check for a table: current line has pipes AND next line is a separator row
2148 - if (i + 1 < lines.length &&
2149 - lines[i].indexOf('|') !== -1 &&
2150 - /^\s*\|?[\s\-:]+(\|[\s\-:]+)+\|?\s*$/.test(lines[i + 1])) {
2151 -
2152 - var tableLines = [];
2153 - var headerLine = lines[i];
2154 - var separatorLine = lines[i + 1];
2155 - tableLines.push(headerLine);
2156 - tableLines.push(separatorLine);
2157 -
2158 - // Collect remaining table rows
2159 - var j = i + 2;
2160 - while (j < lines.length && lines[j].indexOf('|') !== -1 && lines[j].trim() !== '') {
2161 - tableLines.push(lines[j]);
2162 - j++;
2163 - }
2164 -
2165 - // Parse alignment from separator row
2166 - var sepCells = separatorLine.split('|').filter(function(c) { return c.trim() !== ''; });
2167 - var alignments = sepCells.map(function(cell) {
2168 - var trimmed = cell.trim();
2169 - if (trimmed.charAt(0) === ':' && trimmed.charAt(trimmed.length - 1) === ':') return 'center';
2170 - if (trimmed.charAt(trimmed.length - 1) === ':') return 'right';
2171 - return 'left';
2172 - });
2173 -
2174 - // Build HTML table
2175 - var html = '<div class="mxchat-table-wrapper"><table class="mxchat-table">';
2176 -
2177 - // Header row
2178 - var headerCells = tableLines[0].split('|').filter(function(c) { return c.trim() !== ''; });
2179 - html += '<thead><tr>';
2180 - headerCells.forEach(function(cell, idx) {
2181 - var align = alignments[idx] || 'left';
2182 - html += '<th style="text-align:' + align + '">' + cell.trim() + '</th>';
2183 - });
2184 - html += '</tr></thead>';
2185 -
2186 - // Body rows
2187 - html += '<tbody>';
2188 - for (var r = 2; r < tableLines.length; r++) {
2189 - var rowCells = tableLines[r].split('|').filter(function(c) { return c.trim() !== ''; });
2190 - html += '<tr>';
2191 - rowCells.forEach(function(cell, idx) {
2192 - var align = alignments[idx] || 'left';
2193 - html += '<td style="text-align:' + align + '">' + cell.trim() + '</td>';
2194 - });
2195 - html += '</tr>';
2196 - }
2197 - html += '</tbody></table></div>';
2198 -
2199 - result.push(html);
2200 - i = j;
2201 - } else {
2202 - result.push(lines[i]);
2203 - i++;
2204 - }
2205 - }
2206 -
2207 - return result.join('\n');
2208 - }
2209 -
2210 - function sanitizeUserInput(text) {
2211 - const div = document.createElement('div');
2212 - div.textContent = text;
2213 - return div.innerHTML;
2214 - }
2215 -
2216 - function escapeHtml(unsafe) {
2217 - // Skip escaping if it's already escaped or contains HTML code block markup
2218 - if (unsafe.includes('&lt;') || unsafe.includes('&gt;') ||
2219 - unsafe.includes('<pre><code') || unsafe.includes('</code></pre>')) {
2220 - return unsafe;
2221 - }
2222 -
2223 - return unsafe
2224 - .replace(/&/g, "&amp;")
2225 - .replace(/</g, "&lt;")
2226 - .replace(/>/g, "&gt;")
2227 - .replace(/"/g, "&quot;")
2228 - .replace(/'/g, "&#039;");
2229 - }
2230 -
2231 - function decodeHTMLEntities(text) {
2232 - var textArea = document.createElement('textarea');
2233 - textArea.innerHTML = text;
2234 - return textArea.value;
2235 - }
2236 -
2237 - // ====================================
2238 - // UI & SCROLLING CONTROLS
2239 - // ====================================
2240 -
2241 - function scrollToBottom(botIdOrInstant, instant) {
2242 - // Handle backward compatibility: scrollToBottom() or scrollToBottom(true/false)
2243 - var botId = 'default';
2244 - if (typeof botIdOrInstant === 'string') {
2245 - botId = botIdOrInstant;
2246 - instant = instant || false;
2247 - } else if (typeof botIdOrInstant === 'boolean') {
2248 - instant = botIdOrInstant;
2249 - } else {
2250 - instant = false;
2251 - }
2252 -
2253 - var chatBox = getElement(botId, 'chat-box');
2254 - if (instant) {
2255 - // Instantly set the scroll position to the bottom
2256 - chatBox.scrollTop(chatBox.prop("scrollHeight"));
2257 - } else {
2258 - // Use requestAnimationFrame for smoother scrolling if needed
2259 - let start = null;
2260 - const scrollHeight = chatBox.prop("scrollHeight");
2261 - const initialScroll = chatBox.scrollTop();
2262 - const distance = scrollHeight - initialScroll;
2263 - const duration = 500; // Duration in ms
2264 -
2265 - function smoothScroll(timestamp) {
2266 - if (!start) start = timestamp;
2267 - const progress = timestamp - start;
2268 - const currentScroll = initialScroll + (distance * (progress / duration));
2269 - chatBox.scrollTop(currentScroll);
2270 -
2271 - if (progress < duration) {
2272 - requestAnimationFrame(smoothScroll);
2273 - } else {
2274 - chatBox.scrollTop(scrollHeight); // Ensure it's exactly at the bottom
2275 - }
2276 - }
2277 -
2278 - requestAnimationFrame(smoothScroll);
2279 - }
2280 - }
2281 -
2282 - function scrollElementToTop(element, botId, topOffset) {
2283 - botId = botId || 'default';
2284 - topOffset = (typeof topOffset === 'number') ? topOffset : 2;
2285 - var chatBox = getElement(botId, 'chat-box');
2286 - var elementTop = element.position().top + chatBox.scrollTop();
2287 - chatBox.animate({ scrollTop: Math.max(0, elementTop - topOffset) }, 500);
2288 - }
2289 -
2290 - function showChatWidget(botId) {
2291 - botId = botId || 'default';
2292 - var $button = getElement(botId, 'floating-chatbot-button');
2293 - // First ensure display is set
2294 - $button.css('display', 'flex');
2295 - // Then handle the fade
2296 - $button.fadeTo(500, 1);
2297 - // Force visibility
2298 - $button.removeClass('hidden');
2299 - }
2300 -
2301 - function hideChatWidget(botId) {
2302 - botId = botId || 'default';
2303 - var $button = getElement(botId, 'floating-chatbot-button');
2304 - $button.css('display', 'none');
2305 - $button.addClass('hidden');
2306 - }
2307 -
2308 - function disableScroll() {
2309 - if (isMobile()) {
2310 - $('body').css('overflow', 'hidden');
2311 - }
2312 - }
2313 -
2314 - function enableScroll() {
2315 - if (isMobile()) {
2316 - $('body').css('overflow', '');
2317 - }
2318 - }
2319 -
2320 - function isMobile() {
2321 - // This can be a simple check, or more sophisticated detection of mobile devices
2322 - return window.innerWidth <= 768; // Example threshold for mobile devices
2323 - }
2324 -
2325 - function setFullHeight() {
2326 - var vh = $(window).innerHeight() * 0.01;
2327 - $(':root').css('--vh', vh + 'px');
2328 - }
2329 -
2330 -
2331 - // ====================================
2332 - // NOTIFICATION SYSTEM
2333 - // ====================================
2334 -
2335 - function createNotificationBadge() {
2336 - const chatButton = document.getElementById('floating-chatbot-button');
2337 -
2338 - if (!chatButton) return;
2339 -
2340 - // Remove any existing badge first
2341 - const existingBadge = chatButton.querySelector('.chat-notification-badge');
2342 - if (existingBadge) {
2343 - existingBadge.remove();
2344 - }
2345 -
2346 - notificationBadge = document.createElement('div');
2347 - notificationBadge.className = 'chat-notification-badge';
2348 - notificationBadge.style.cssText = `
2349 - display: none;
2350 - position: absolute;
2351 - top: -5px;
2352 - right: -5px;
2353 - background-color: red;
2354 - color: white;
2355 - border-radius: 50%;
2356 - padding: 4px 8px;
2357 - font-size: 12px;
2358 - font-weight: bold;
2359 - z-index: 10001;
2360 - `;
2361 - chatButton.style.position = 'relative';
2362 - chatButton.appendChild(notificationBadge);
2363 -
2364 - }
2365 -
2366 - function showNotification(botId) {
2367 - botId = botId || 'default';
2368 - const badge = getElementDOM(botId, 'chat-notification-badge');
2369 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2370 - if (badge && $floatingChatbot.hasClass('hidden')) {
2371 - badge.style.display = 'block';
2372 - badge.textContent = '1';
2373 - }
2374 - }
2375 -
2376 - function hideNotification(botId) {
2377 - botId = botId || 'default';
2378 - const badge = getElementDOM(botId, 'chat-notification-badge');
2379 - if (badge) {
2380 - badge.style.display = 'none';
2381 - }
2382 - }
2383 -
2384 - function startNotificationChecking(botId) {
2385 - botId = botId || 'default';
2386 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2387 - if (!chatPersistenceEnabled) return;
2388 -
2389 - createNotificationBadge(botId);
2390 - var instance = MxChatInstances.get(botId);
2391 - instance.notificationCheckInterval = setInterval(function() {
2392 - checkForNewMessages(botId);
2393 - }, 30000); // Check every 30 seconds
2394 - }
2395 -
2396 - function stopNotificationChecking(botId) {
2397 - botId = botId || 'default';
2398 - var instance = MxChatInstances.get(botId);
2399 - if (instance.notificationCheckInterval) {
2400 - clearInterval(instance.notificationCheckInterval);
2401 - }
2402 - }
2403 -
2404 - function checkForNewMessages() {
2405 - const sessionId = getChatSession();
2406 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2407 -
2408 - if (!chatPersistenceEnabled) return;
2409 -
2410 - $.ajax({
2411 - url: mxchatChat.ajax_url,
2412 - type: 'POST',
2413 - data: {
2414 - action: 'mxchat_check_new_messages',
2415 - session_id: sessionId,
2416 - last_seen_id: lastSeenMessageId,
2417 - nonce: mxchatChat.nonce
2418 - },
2419 - success: function(response) {
2420 - if (response.success && response.data.hasNewMessages) {
2421 - showNotification();
2422 - }
2423 - }
2424 - });
2425 - }
2426 -
2427 -
2428 -// ====================================
2429 -// LIVE AGENT FUNCTIONALITY
2430 -// ====================================
2431 -
2432 -function startPolling(botId) {
2433 - botId = botId || 'default';
2434 - var instance = MxChatInstances.get(botId);
2435 - // Clear any existing interval first
2436 - stopPolling(botId);
2437 - instance.pollingInterval = setInterval(function() {
2438 - checkForAgentMessages(botId);
2439 - }, 5000);
2440 -}
2441 -
2442 -function stopPolling(botId) {
2443 - botId = botId || 'default';
2444 - var instance = MxChatInstances.get(botId);
2445 - if (instance.pollingInterval) {
2446 - clearInterval(instance.pollingInterval);
2447 - instance.pollingInterval = null;
2448 - }
2449 -}
2450 -
2451 -function checkForAgentMessages(botId) {
2452 - botId = botId || 'default';
2453 - var instance = MxChatInstances.get(botId);
2454 - const sessionId = getChatSession(botId);
2455 - $.ajax({
2456 - url: mxchatChat.ajax_url,
2457 - type: 'POST',
2458 - dataType: 'json',
2459 - data: {
2460 - action: 'mxchat_fetch_new_messages',
2461 - session_id: sessionId,
2462 - last_seen_id: instance.lastSeenMessageId,
2463 - persistence_enabled: 'true',
2464 - nonce: mxchatChat.nonce
2465 - },
2466 - success: function (response) {
2467 - if (response.success && response.data?.new_messages) {
2468 - let hasNewMessage = false;
2469 -
2470 - response.data.new_messages.forEach(function (message) {
2471 - if (message.role === "agent" && !instance.processedMessageIds.has(message.id)) {
2472 - hasNewMessage = true;
2473 - appendMessage("agent", message.content, '', [], false, botId);
2474 - instance.lastSeenMessageId = message.id;
2475 - instance.processedMessageIds.add(message.id);
2476 - }
2477 - });
2478 -
2479 - if (hasNewMessage) {
2480 - enableChatInput(botId);
2481 - }
2482 -
2483 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2484 - if (hasNewMessage && $floatingChatbot.hasClass('hidden')) {
2485 - showNotification(botId);
2486 - }
2487 -
2488 - scrollToBottom(botId, true);
2489 - }
2490 -
2491 - // Handle chat mode transitions (e.g. agent ended chat via !endchat)
2492 - if (response.success && response.data?.chat_mode) {
2493 - updateChatModeIndicator(response.data.chat_mode, botId);
2494 - }
2495 - },
2496 - error: function (xhr, status, error) {
2497 - // Polling error - silently continue
2498 - }
2499 - });
2500 -}
2501 -
2502 - // ====================================
2503 - // CHAT HISTORY & PERSISTENCE
2504 - // ====================================
2505 -
2506 -function loadChatHistory(botId, onComplete) {
2507 - botId = botId || 'default';
2508 - var instance = MxChatInstances.get(botId);
2509 -
2510 - // Prevent duplicate loading
2511 - if (instance.chatHistoryLoaded) {
2512 - if (onComplete) onComplete();
2513 - return;
2514 - }
2515 -
2516 - // Use getChatSession which returns null if no session exists (does NOT create one)
2517 - var sessionId = getChatSession(botId);
2518 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2519 -
2520 - // No session yet — nothing to load. History will load after first message via ensureSession.
2521 - if (!sessionId) {
2522 - instance.chatHistoryLoaded = true;
2523 - if (onComplete) onComplete();
2524 - return;
2525 - }
2526 -
2527 - if (chatPersistenceEnabled && sessionId) {
2528 - $.ajax({
2529 - url: mxchatChat.ajax_url,
2530 - type: 'POST',
2531 - dataType: 'json',
2532 - data: {
2533 - action: 'mxchat_fetch_conversation_history',
2534 - session_id: sessionId
2535 - },
2536 - success: function(response) {
2537 - // Handle session reset (IP changed while user was away)
2538 - if (response.success === false && response.data && response.data.action === 'reset_session') {
2539 - // Silent reset — new session but don't clear UI
2540 - MxChatInstances.silentResetSession(botId);
2541 - instance.chatHistoryLoaded = true; // Prevent retry loop
2542 - if (onComplete) onComplete();
2543 - return;
2544 - }
2545 -
2546 - // Check if the response indicates success
2547 - if (response.success) {
2548 - // Handle case where conversation data exists and is an array
2549 - if (response.data && Array.isArray(response.data.conversation)) {
2550 - var $chatBox = getElement(botId, 'chat-box');
2551 - var $fragment = $(document.createDocumentFragment());
2552 - let highestMessageId = instance.lastSeenMessageId;
2553 -
2554 - // Update chat mode if provided
2555 - if (response.data.chat_mode) {
2556 - updateChatModeIndicator(response.data.chat_mode, botId);
2557 - }
2558 -
2559 - // Only process if there are actual messages
2560 - if (response.data.conversation.length > 0) {
2561 - // IMPORTANT: Clear existing messages before loading history
2562 - $chatBox.empty();
2563 -
2564 - $.each(response.data.conversation, function(index, message) {
2565 - // Skip agent messages if persistence is off
2566 - if (!chatPersistenceEnabled && message.role === 'agent') {
2567 - return;
2568 - }
2569 -
2570 - var messageClass, messageBgColor, messageFontColor;
2571 -
2572 - switch (message.role) {
2573 - case 'user':
2574 - messageClass = 'user-message';
2575 - messageBgColor = userMessageBgColor;
2576 - messageFontColor = userMessageFontColor;
2577 - break;
2578 - case 'agent':
2579 - messageClass = 'agent-message';
2580 - messageBgColor = liveAgentMessageBgColor;
2581 - messageFontColor = liveAgentMessageFontColor;
2582 - break;
2583 - default:
2584 - messageClass = 'bot-message';
2585 - messageBgColor = botMessageBgColor;
2586 - messageFontColor = botMessageFontColor;
2587 - break;
2588 - }
2589 -
2590 - var messageElement = $('<div>').addClass(messageClass)
2591 - .css({
2592 - 'background': messageBgColor,
2593 - 'color': messageFontColor
2594 - });
2595 -
2596 - var content = message.content;
2597 - content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
2598 - content = decodeHTMLEntities(content);
2599 -
2600 - // Skip linkify for messages containing structured HTML
2601 - // (forms, product cards, galleries, etc.) to avoid
2602 - // markdown formatting corrupting HTML attributes
2603 - // (e.g. underscores in name="field_name" becoming <em> tags)
2604 - if (content.includes("mxchat-product-card") ||
2605 - content.includes("mxchat-image-gallery") ||
2606 - content.includes("mxchat-featured-products") ||
2607 - content.includes("<form") ||
2608 - content.includes("<input") ||
2609 - content.includes("<select") ||
2610 - content.includes("<textarea")) {
2611 - messageElement.html(content);
2612 - } else {
2613 - var formattedContent = linkify(content);
2614 - messageElement.html(formattedContent);
2615 - }
2616 -
2617 - $fragment.append(messageElement);
2618 -
2619 - // Track message IDs
2620 - if (message.id) {
2621 - highestMessageId = Math.max(highestMessageId, message.id);
2622 - instance.processedMessageIds.add(message.id);
2623 - }
2624 - });
2625 -
2626 - // Only append messages and scroll if we have content
2627 - $chatBox.append($fragment);
2628 - scrollToBottom(botId, true);
2629 -
2630 - // Collapse quick questions if we have conversation history
2631 - // BUT skip auto-collapse for embedded bots (they should stay expanded)
2632 - if (hasQuickQuestions(botId) && !isEmbeddedBot(botId)) {
2633 - collapseQuickQuestions(botId);
2634 - }
2635 -
2636 - // Update lastSeenMessageId after history loads
2637 - instance.lastSeenMessageId = highestMessageId;
2638 -
2639 - // Only update chat mode if persistence is enabled and we have messages
2640 - if (chatPersistenceEnabled) {
2641 - var lastMessage = response.data.conversation[response.data.conversation.length - 1];
2642 - if (lastMessage.role === 'agent') {
2643 - updateChatModeIndicator('agent', botId);
2644 - }
2645 - }
2646 -
2647 - // Mark as loaded ONLY after successful load
2648 - instance.chatHistoryLoaded = true;
2649 - }
2650 - }
2651 - }
2652 - if (onComplete) onComplete();
2653 - },
2654 - error: function(xhr, status, error) {
2655 - // Error loading chat history - silently continue
2656 - if (onComplete) onComplete();
2657 - }
2658 - });
2659 - } else {
2660 - if (onComplete) onComplete();
2661 - }
2662 -}
2663 -
2664 -
2665 - // ====================================
2666 - // FILE UPLOAD FUNCTIONALITY
2667 - // ====================================
2668 -
2669 - function addSafeEventListener(elementId, eventType, handler) {
2670 - const element = document.getElementById(elementId);
2671 - if (element) {
2672 - element.addEventListener(eventType, handler);
2673 - }
2674 - }
2675 -
2676 - function showActivePdf(filename, botId) {
2677 - botId = botId || 'default';
2678 - const container = getElementDOM(botId, 'active-pdf-container');
2679 - const nameElement = getElementDOM(botId, 'active-pdf-name');
2680 -
2681 - if (!container || !nameElement) {
2682 - return;
2683 - }
2684 -
2685 - nameElement.textContent = filename;
2686 - container.style.display = 'flex';
2687 - }
2688 -
2689 - function showActiveWord(filename, botId) {
2690 - botId = botId || 'default';
2691 - const container = getElementDOM(botId, 'active-word-container');
2692 - const nameElement = getElementDOM(botId, 'active-word-name');
2693 -
2694 - if (!container || !nameElement) {
2695 - return;
2696 - }
2697 -
2698 - nameElement.textContent = filename;
2699 - container.style.display = 'flex';
2700 - }
2701 -
2702 - function removeActivePdf(botId) {
2703 - botId = botId || 'default';
2704 - var instance = MxChatInstances.get(botId);
2705 - const container = getElementDOM(botId, 'active-pdf-container');
2706 - const nameElement = getElementDOM(botId, 'active-pdf-name');
2707 -
2708 - if (!container || !nameElement || !instance.activePdfFile) return;
2709 -
2710 - fetch(mxchatChat.ajax_url, {
2711 - method: 'POST',
2712 - headers: {
2713 - 'Content-Type': 'application/x-www-form-urlencoded',
2714 - },
2715 - body: new URLSearchParams({
2716 - 'action': 'mxchat_remove_pdf',
2717 - 'session_id': getChatSession(botId),
2718 - 'nonce': mxchatChat.nonce
2719 - })
2720 - })
2721 - .then(response => response.json())
2722 - .then(data => {
2723 - if (data.success) {
2724 - container.style.display = 'none';
2725 - nameElement.textContent = '';
2726 - activePdfFile = null;
2727 - appendMessage('bot', 'PDF removed.');
2728 - }
2729 - })
2730 - .catch(error => {
2731 - // Error removing PDF - silently continue
2732 - });
2733 - }
2734 -
2735 - function removeActiveWord() {
2736 - const container = document.getElementById('active-word-container');
2737 - const nameElement = document.getElementById('active-word-name');
2738 -
2739 - if (!container || !nameElement || !activeWordFile) return;
2740 -
2741 - fetch(mxchatChat.ajax_url, {
2742 - method: 'POST',
2743 - headers: {
2744 - 'Content-Type': 'application/x-www-form-urlencoded',
2745 - },
2746 - body: new URLSearchParams({
2747 - 'action': 'mxchat_remove_word',
2748 - 'session_id': sessionId,
2749 - 'nonce': mxchatChat.nonce
2750 - })
2751 - })
2752 - .then(response => response.json())
2753 - .then(data => {
2754 - if (data.success) {
2755 - container.style.display = 'none';
2756 - nameElement.textContent = '';
2757 - activeWordFile = null;
2758 - appendMessage('bot', 'Word document removed.');
2759 - }
2760 - })
2761 - .catch(error => {
2762 - // Error removing Word document - silently continue
2763 - });
2764 - }
2765 -
2766 - // ====================================
2767 - // CONSENT & COMPLIANCE (GDPR)
2768 - // ====================================
2769 -
2770 - function initializeChatVisibility(botId) {
2771 - botId = botId || 'default';
2772 - const complianzEnabled = mxchatChat.complianz_toggle === 'on' ||
2773 - mxchatChat.complianz_toggle === '1' ||
2774 - mxchatChat.complianz_toggle === 1;
2775 -
2776 - if (complianzEnabled && typeof cmplz_has_consent === "function" && typeof complianz !== 'undefined') {
2777 - // Initial check
2778 - checkConsentAndShowChat(botId);
2779 -
2780 - // Listen for consent changes
2781 - $(document).on('cmplz_status_change', function(event) {
2782 - checkConsentAndShowChat(botId);
2783 - });
2784 - } else {
2785 - // If Complianz is not enabled, always show
2786 - getElement(botId, 'floating-chatbot-button')
2787 - .css('display', 'flex')
2788 - .removeClass('hidden no-consent')
2789 - .fadeTo(500, 1);
2790 -
2791 - // Also check pre-chat message when Complianz is not enabled
2792 - checkPreChatDismissal(botId);
2793 - }
2794 - }
2795 -
2796 -
2797 - function checkConsentAndShowChat(botId) {
2798 - botId = botId || 'default';
2799 - var consentStatus = cmplz_has_consent('marketing');
2800 - var consentType = complianz.consenttype;
2801 -
2802 - let $widget = getElement(botId, 'floating-chatbot-button');
2803 - let $chatbot = getElement(botId, 'floating-chatbot');
2804 - let $preChat = getElement(botId, 'pre-chat-message');
2805 -
2806 - if (consentStatus === true) {
2807 - $widget
2808 - .removeClass('no-consent')
2809 - .css('display', 'flex')
2810 - .removeClass('hidden')
2811 - .fadeTo(500, 1);
2812 - $chatbot.removeClass('no-consent');
2813 -
2814 - // Show pre-chat message if not dismissed
2815 - checkPreChatDismissal(botId);
2816 - } else {
2817 - $widget
2818 - .addClass('no-consent')
2819 - .fadeTo(500, 0, function() {
2820 - $(this)
2821 - .css('display', 'none')
2822 - .addClass('hidden');
2823 - });
2824 - $chatbot.addClass('no-consent');
2825 -
2826 - // Hide pre-chat message when no consent
2827 - $preChat.hide();
2828 - }
2829 - }
2830 -
2831 -
2832 - // ====================================
2833 - // PRE-CHAT MESSAGE HANDLING
2834 - // ====================================
2835 -
2836 - function checkPreChatDismissal(botId) {
2837 - botId = botId || 'default';
2838 - try {
2839 - var dismissedAt = localStorage.getItem('mxchat_pre_chat_dismissed_' + botId);
2840 - if (dismissedAt) {
2841 - // Re-show after 24 hours
2842 - var elapsed = Date.now() - parseInt(dismissedAt, 10);
2843 - if (elapsed < 86400000) {
2844 - getElement(botId, 'pre-chat-message').hide();
2845 - return;
2846 - }
2847 - // Expired — clear and show again
2848 - localStorage.removeItem('mxchat_pre_chat_dismissed_' + botId);
2849 - }
2850 - getElement(botId, 'pre-chat-message').fadeIn(250);
2851 - } catch (e) {
2852 - // localStorage unavailable — show the message
2853 - getElement(botId, 'pre-chat-message').fadeIn(250);
2854 - }
2855 - }
2856 -
2857 - function handlePreChatDismissal(botId) {
2858 - botId = botId || 'default';
2859 - getElement(botId, 'pre-chat-message').fadeOut(200);
2860 - try {
2861 - localStorage.setItem('mxchat_pre_chat_dismissed_' + botId, String(Date.now()));
2862 - } catch (e) {
2863 - // localStorage unavailable — dismissal won't persist
2864 - }
2865 - }
2866 -
2867 -
2868 - // ====================================
2869 - // UTILITY FUNCTIONS
2870 - // ====================================
2871 -
2872 - function copyToClipboard(text) {
2873 - var tempInput = $('<input>');
2874 - $('body').append(tempInput);
2875 - tempInput.val(text).select();
2876 - document.execCommand('copy');
2877 - tempInput.remove();
2878 - }
2879 -
2880 -
2881 - function isImageHtml(str) {
2882 - return str.startsWith('<img') && str.endsWith('>');
2883 - }
2884 -
2885 -
2886 - // ====================================
2887 - // EVENT HANDLERS & INITIALIZATION
2888 - // ====================================
2889 -
2890 -$(document).on('click', '.mxchat-popular-question', function () {
2891 - var question = $(this).text();
2892 - var botId = getBotIdFromElement(this);
2893 -
2894 - // Append the question as if the user typed it
2895 - appendMessage("user", question, '', [], false, botId);
2896 -
2897 - // Only collapse if there are questions
2898 - if (hasQuickQuestions(botId)) {
2899 - collapseQuickQuestions(botId);
2900 - }
2901 -
2902 - // Send the question to the server
2903 - sendMessageToChatbot(question, botId);
2904 -});
2905 -
2906 -$(document).on('click', '.questions-toggle-btn', function(e) {
2907 - e.preventDefault();
2908 - e.stopPropagation();
2909 - var botId = getBotIdFromElement(this);
2910 - expandQuickQuestions(botId);
2911 -});
2912 -
2913 -$(document).on('click', '.questions-collapse-btn', function(e) {
2914 - e.preventDefault();
2915 - e.stopPropagation();
2916 - var botId = getBotIdFromElement(this);
2917 - collapseQuickQuestions(botId);
2918 -});
2919 -
2920 - // Chatbot visibility toggle handlers - use class selector for multi-instance support
2921 - $(document).on('click', '.floating-chatbot-button', function() {
2922 - var botId = getBotIdFromElement(this);
2923 - var $chatbot = getElement(botId, 'floating-chatbot');
2924 - var $badge = getElement(botId, 'chat-notification-badge');
2925 - var $preChat = getElement(botId, 'pre-chat-message');
2926 -
2927 - if ($chatbot.hasClass('hidden')) {
2928 - $chatbot.removeClass('hidden').addClass('visible');
2929 - $(this).addClass('hidden');
2930 - $badge.hide(); // Hide notification when opening chat
2931 - disableScroll();
2932 - $preChat.fadeOut(250);
2933 -
2934 - // Load chat history for returning visitors (persistence)
2935 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
2936 - if (chatPersistenceEnabled) {
2937 - MxChatInstances.ensureSession(botId);
2938 - }
2939 -
2940 - // Deferred email check — only on first widget open
2941 - var emailBlocker = getElementDOM(botId, 'email-blocker');
2942 - var instance = MxChatInstances.get(botId);
2943 - if (emailBlocker && !instance.emailCheckDone) {
2944 - instance.emailCheckDone = true;
2945 - resolveEmailState(botId);
2946 - } else if (!emailBlocker) {
2947 - // No email collection — still route through showChatContainerForBot
2948 - // so the loader is shown while chat history loads
2949 - showChatContainerForBot(botId);
2950 - }
2951 - } else {
2952 - $chatbot.removeClass('visible').addClass('hidden');
2953 - $(this).removeClass('hidden');
2954 - enableScroll();
2955 - checkPreChatDismissal(botId);
2956 - }
2957 - });
2958 -
2959 - // Allow clicking anywhere on the title bar to close the chatbot
2960 - $(document).on('click', '.chatbot-top-bar', function() {
2961 - var botId = getBotIdFromElement(this);
2962 - getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible');
2963 - getElement(botId, 'floating-chatbot-button').removeClass('hidden');
2964 - enableScroll();
2965 - });
2966 -
2967 - $(document).on('click', '.close-pre-chat-message', function(e) {
2968 - e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
2969 - var botId = getBotIdFromElement(this);
2970 - handlePreChatDismissal(botId);
2971 - });
2972 -
2973 -
2974 - // PDF upload button handlers - use class selector
2975 - $(document).on('click', '.pdf-upload-btn', function() {
2976 - var botId = getBotIdFromElement(this);
2977 - var pdfInput = getElementDOM(botId, 'pdf-upload');
2978 - if (pdfInput) pdfInput.click();
2979 - });
2980 -
2981 - // Word upload button handlers - use class selector
2982 - $(document).on('click', '.word-upload-btn', function() {
2983 - var botId = getBotIdFromElement(this);
2984 - var wordInput = getElementDOM(botId, 'word-upload');
2985 - if (wordInput) wordInput.click();
2986 - });
2987 -
2988 - // PDF file input change handler
2989 - addSafeEventListener('pdf-upload', 'change', async function(e) {
2990 - const file = e.target.files[0];
2991 -
2992 - if (!file || file.type !== 'application/pdf') {
2993 - alert('Please select a valid PDF file.');
2994 - return;
2995 - }
2996 -
2997 - if (!sessionId) {
2998 - alert('Error: No session ID found');
2999 - return;
3000 - }
3001 -
3002 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3003 - alert('Error: Ajax configuration missing');
3004 - return;
3005 - }
3006 -
3007 - // Disable buttons and show loading state
3008 - const uploadBtn = document.getElementById('pdf-upload-btn');
3009 - const sendBtn = document.getElementById('send-button');
3010 - const originalBtnContent = uploadBtn.innerHTML;
3011 -
3012 - try {
3013 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3014 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3015 - const formData = new FormData();
3016 - formData.append('action', 'mxchat_upload_pdf');
3017 - formData.append('pdf_file', file);
3018 - formData.append('session_id', sessionId);
3019 - formData.append('nonce', mxchatChat.nonce);
3020 -
3021 - uploadBtn.disabled = true;
3022 - sendBtn.disabled = true;
3023 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3024 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3025 - </svg>`;
3026 -
3027 - const response = await fetch(mxchatChat.ajax_url, {
3028 - method: 'POST',
3029 - body: formData
3030 - });
3031 -
3032 - const data = await response.json();
3033 -
3034 - if (data.success) {
3035 - // Hide popular questions if they exist
3036 - const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
3037 - if (hasQuickQuestions()) {
3038 - collapseQuickQuestions();
3039 - }
3040 -
3041 - // Show the active PDF name
3042 - showActivePdf(data.data.filename);
3043 -
3044 - appendMessage('bot', data.data.message);
3045 - scrollToBottom();
3046 - activePdfFile = data.data.filename;
3047 - } else {
3048 - alert('Failed to upload PDF. Please try again.');
3049 - }
3050 - } catch (error) {
3051 - alert('Error uploading file. Please try again.');
3052 - } finally {
3053 - uploadBtn.disabled = false;
3054 - sendBtn.disabled = false;
3055 - uploadBtn.innerHTML = originalBtnContent;
3056 - this.value = ''; // Reset file input
3057 - }
3058 - });
3059 -
3060 - // Word file input change handler
3061 - addSafeEventListener('word-upload', 'change', async function(e) {
3062 - const file = e.target.files[0];
3063 -
3064 - if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
3065 - alert('Please select a valid Word document (.docx).');
3066 - return;
3067 - }
3068 -
3069 - if (!sessionId) {
3070 - alert('Error: No session ID found');
3071 - return;
3072 - }
3073 -
3074 - // Disable buttons and show loading state
3075 - const uploadBtn = document.getElementById('word-upload-btn');
3076 - const sendBtn = document.getElementById('send-button');
3077 - const originalBtnContent = uploadBtn.innerHTML;
3078 -
3079 - try {
3080 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3081 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3082 - const formData = new FormData();
3083 - formData.append('action', 'mxchat_upload_word');
3084 - formData.append('word_file', file);
3085 - formData.append('session_id', sessionId);
3086 - formData.append('nonce', mxchatChat.nonce);
3087 -
3088 - uploadBtn.disabled = true;
3089 - sendBtn.disabled = true;
3090 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3091 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3092 - </svg>`;
3093 -
3094 - const response = await fetch(mxchatChat.ajax_url, {
3095 - method: 'POST',
3096 - body: formData
3097 - });
3098 -
3099 - const data = await response.json();
3100 -
3101 - if (data.success) {
3102 - // Hide popular questions if they exist
3103 - const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
3104 - if (hasQuickQuestions()) {
3105 - collapseQuickQuestions();
3106 - }
3107 -
3108 - // Show the active Word document name
3109 - showActiveWord(data.data.filename);
3110 -
3111 - appendMessage('bot', data.data.message);
3112 - scrollToBottom();
3113 - activeWordFile = data.data.filename;
3114 - } else {
3115 - alert('Failed to upload Word document. Please try again.');
3116 - }
3117 - } catch (error) {
3118 - alert('Error uploading file. Please try again.');
3119 - } finally {
3120 - uploadBtn.disabled = false;
3121 - sendBtn.disabled = false;
3122 - uploadBtn.innerHTML = originalBtnContent;
3123 - this.value = ''; // Reset file input
3124 - }
3125 - });
3126 -
3127 - // Remove button click handlers
3128 - document.getElementById('remove-pdf-btn')?.addEventListener('click', function(e) {
3129 - e.preventDefault();
3130 - e.stopPropagation();
3131 - removeActivePdf();
3132 - });
3133 -
3134 - document.getElementById('remove-word-btn')?.addEventListener('click', function(e) {
3135 - e.preventDefault();
3136 - e.stopPropagation();
3137 - removeActiveWord();
3138 - });
3139 -
3140 - // Window resize handlers
3141 - $(window).on('resize orientationchange', function() {
3142 - setFullHeight();
3143 - });
3144 -
3145 -
3146 - // ====================================
3147 - // TOOLBAR & STYLING SETUP
3148 - // ====================================
3149 -
3150 - // Apply toolbar settings
3151 - if (mxchatChat.chat_toolbar_toggle === 'on') {
3152 - $('.chat-toolbar').show();
3153 - } else {
3154 - $('.chat-toolbar').hide();
3155 - }
3156 -
3157 - // Apply toolbar icon colors
3158 - const toolbarElements = [
3159 - '#mxchat-chatbot .toolbar-btn svg',
3160 - '#mxchat-chatbot .active-pdf-name',
3161 - '#mxchat-chatbot .active-word-name',
3162 - '#mxchat-chatbot .remove-pdf-btn svg',
3163 - '#mxchat-chatbot .remove-word-btn svg',
3164 - '#mxchat-chatbot .toolbar-perplexity svg'
3165 - ];
3166 -
3167 - toolbarElements.forEach(selector => {
3168 - $(selector).css({
3169 - 'fill': toolbarIconColor,
3170 - 'stroke': toolbarIconColor,
3171 - 'color': toolbarIconColor
3172 - });
3173 - });
3174 -
3175 -
3176 -// ====================================
3177 -// INIT LOADER & CHAT CONTAINER HELPERS
3178 -// ====================================
3179 -// These must be outside the email collection block so they're always available
3180 -// (used by persistence loading even when email collection is off)
3181 -
3182 -function showInitLoader(botId) {
3183 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3184 - if (loader) loader.style.display = 'flex';
3185 -}
3186 -
3187 -function hideInitLoader(botId) {
3188 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3189 - if (loader) loader.style.display = 'none';
3190 -}
3191 -
3192 -function showEmailFormForBot(botId) {
3193 - hideInitLoader(botId);
3194 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3195 - var chatContainer = getElementDOM(botId, 'chat-container');
3196 - if (emailBlocker) emailBlocker.style.display = 'flex';
3197 - if (chatContainer) chatContainer.style.display = 'none';
3198 -}
3199 -
3200 -function showChatContainerForBot(botId) {
3201 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3202 - var chatContainer = getElementDOM(botId, 'chat-container');
3203 - if (emailBlocker) emailBlocker.style.display = 'none';
3204 -
3205 - var instance = MxChatInstances.get(botId);
3206 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
3207 -
3208 - // If persistence is on and history hasn't loaded yet, show loader
3209 - // while history loads to prevent flash of empty chat
3210 - if (chatPersistenceEnabled && !instance.chatHistoryLoaded) {
3211 - if (chatContainer) chatContainer.style.display = 'none';
3212 - showInitLoader(botId);
3213 - loadChatHistory(botId, function() {
3214 - hideInitLoader(botId);
3215 - if (chatContainer) chatContainer.style.display = 'flex';
3216 - scrollToBottom(botId, true);
3217 - });
3218 - } else {
3219 - hideInitLoader(botId);
3220 - if (chatContainer) chatContainer.style.display = 'flex';
3221 - if (typeof loadChatHistory === 'function') {
3222 - loadChatHistory(botId);
3223 - }
3224 - }
3225 -}
3226 -
3227 -// ====================================
3228 -// EMAIL COLLECTION SETUP - MULTI-INSTANCE VERSION
3229 -// ====================================
3230 -// Only run email collection setup if it's enabled
3231 -if (mxchatChat && mxchatChat.email_collection_enabled === 'on') {
3232 -
3233 - // Track submitting state per bot
3234 - const emailSubmittingState = {};
3235 -
3236 - // Add CSS animations for email form (once globally)
3237 - if (!document.getElementById('email-error-styles')) {
3238 - const style = document.createElement('style');
3239 - style.id = 'email-error-styles';
3240 - style.textContent = `
3241 - @keyframes fadeInError {
3242 - from { opacity: 0; transform: translateY(-5px); }
3243 - to { opacity: 1; transform: translateY(0); }
3244 - }
3245 - .email-input-shake {
3246 - animation: shake 0.5s ease-in-out;
3247 - }
3248 - @keyframes shake {
3249 - 0%, 100% { transform: translateX(0); }
3250 - 25% { transform: translateX(-5px); }
3251 - 75% { transform: translateX(5px); }
3252 - }
3253 - @keyframes spin {
3254 - from { transform: rotate(0deg); }
3255 - to { transform: rotate(360deg); }
3256 - }
3257 - .email-spinner {
3258 - display: inline-block;
3259 - vertical-align: middle;
3260 - }
3261 - `;
3262 - document.head.appendChild(style);
3263 - }
3264 -
3265 - function isValidEmailAddress(email) {
3266 - const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
3267 - return emailRegex.test(email.trim()) && email.length <= 254;
3268 - }
3269 -
3270 - function isValidNameInput(name) {
3271 - return name && name.trim().length >= 2 && name.trim().length <= 100;
3272 - }
3273 -
3274 - /**
3275 - * Replace {visitor_name} placeholder in intro message with actual visitor name
3276 - * @param {string} botId - The bot instance ID
3277 - * @param {string} visitorName - The visitor's name to insert
3278 - */
3279 - function replaceVisitorNamePlaceholder(botId, visitorName) {
3280 - var chatBox = getElementDOM(botId, 'chat-box');
3281 - if (!chatBox) return;
3282 -
3283 - // Find the first bot message (intro message)
3284 - var introMessage = chatBox.querySelector('.bot-message');
3285 - if (!introMessage) return;
3286 -
3287 - var messageContent = introMessage.querySelector('div[dir="auto"]');
3288 - if (!messageContent) return;
3289 -
3290 - var html = messageContent.innerHTML;
3291 -
3292 - // Replace {visitor_name} placeholder (case-insensitive)
3293 - if (visitorName && visitorName.trim()) {
3294 - // Escape HTML to prevent XSS
3295 - var safeName = $('<div>').text(visitorName.trim()).html();
3296 - html = html.replace(/\{visitor_name\}/gi, safeName);
3297 - } else {
3298 - // Remove placeholder and clean up spacing if no name provided
3299 - html = html.replace(/\{visitor_name\}/gi, '');
3300 - // Clean up any double spaces that might result
3301 - html = html.replace(/\s{2,}/g, ' ').trim();
3302 - }
3303 -
3304 - messageContent.innerHTML = html;
3305 - }
3306 -
3307 - function setEmailSubmissionState(botId, loading) {
3308 - var submitButton = getElementDOM(botId, 'email-submit-button');
3309 - var emailInput = getElementDOM(botId, 'user-email');
3310 - var nameInput = getElementDOM(botId, 'user-name');
3311 -
3312 - if (loading) {
3313 - emailSubmittingState[botId] = true;
3314 - if (submitButton) submitButton.disabled = true;
3315 - if (emailInput) emailInput.disabled = true;
3316 - if (nameInput) nameInput.disabled = true;
3317 -
3318 - if (submitButton && !submitButton.getAttribute('data-original-html')) {
3319 - submitButton.setAttribute('data-original-html', submitButton.innerHTML);
3320 - const originalText = submitButton.textContent;
3321 - submitButton.innerHTML = `
3322 - <svg class="email-spinner" style="width: 16px; height: 16px; margin-right: 8px; animation: spin 1s linear infinite;" viewBox="0 0 24 24">
3323 - <circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" fill="none" stroke-dasharray="31.416" stroke-dashoffset="31.416">
3324 - <animate attributeName="stroke-dasharray" dur="2s" values="0 31.416;15.708 15.708;0 31.416" repeatCount="indefinite"/>
3325 - <animate attributeName="stroke-dashoffset" dur="2s" values="0;-15.708;-31.416" repeatCount="indefinite"/>
3326 - </circle>
3327 - </svg>
3328 - ${originalText}
3329 - `;
3330 - submitButton.style.opacity = '0.8';
3331 - }
3332 - } else {
3333 - emailSubmittingState[botId] = false;
3334 - if (submitButton) submitButton.disabled = false;
3335 - if (emailInput) emailInput.disabled = false;
3336 - if (nameInput) nameInput.disabled = false;
3337 -
3338 - if (submitButton) {
3339 - const originalHtml = submitButton.getAttribute('data-original-html');
3340 - if (originalHtml) {
3341 - submitButton.innerHTML = originalHtml;
3342 - }
3343 - submitButton.style.opacity = '1';
3344 - }
3345 - }
3346 - }
3347 -
3348 - function showEmailError(botId, message) {
3349 - clearEmailError(botId);
3350 -
3351 - var emailForm = getElementDOM(botId, 'email-collection-form');
3352 - if (!emailForm) return;
3353 -
3354 - const errorDiv = document.createElement('div');
3355 - errorDiv.className = 'email-error';
3356 - errorDiv.style.cssText = `
3357 - color: #e74c3c;
3358 - font-size: 12px;
3359 - margin-top: 8px;
3360 - padding: 4px 0;
3361 - animation: fadeInError 0.3s ease;
3362 - `;
3363 - errorDiv.textContent = message;
3364 - emailForm.appendChild(errorDiv);
3365 -
3366 - // Add shake animation to inputs
3367 - var emailInput = getElementDOM(botId, 'user-email');
3368 - var nameInput = getElementDOM(botId, 'user-name');
3369 -
3370 - if (emailInput) {
3371 - emailInput.classList.add('email-input-shake');
3372 - setTimeout(() => emailInput.classList.remove('email-input-shake'), 500);
3373 - }
3374 - if (nameInput) {
3375 - nameInput.classList.add('email-input-shake');
3376 - setTimeout(() => nameInput.classList.remove('email-input-shake'), 500);
3377 - }
3378 - }
3379 -
3380 - function clearEmailError(botId) {
3381 - var emailForm = getElementDOM(botId, 'email-collection-form');
3382 - if (emailForm) {
3383 - const existingErrors = emailForm.querySelectorAll('.email-error');
3384 - existingErrors.forEach(error => error.remove());
3385 - }
3386 - }
3387 -
3388 - // Resolve email state using server-side data when available, AJAX fallback otherwise
3389 - function resolveEmailState(botId) {
3390 - if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
3391 - if (mxchatChat.initial_email_state.show_email_form) {
3392 - showEmailFormForBot(botId);
3393 - } else {
3394 - showChatContainerForBot(botId);
3395 - }
3396 - } else {
3397 - checkSessionAndEmailForBot(botId);
3398 - }
3399 - }
3400 -
3401 - function checkSessionAndEmailForBot(botId) {
3402 - const sessionId = MxChatInstances.ensureSession(botId);
3403 -
3404 - // Hide both panels while we check — show loader instead
3405 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3406 - var chatContainer = getElementDOM(botId, 'chat-container');
3407 - if (emailBlocker) emailBlocker.style.display = 'none';
3408 - if (chatContainer) chatContainer.style.display = 'none';
3409 - showInitLoader(botId);
3410 -
3411 - fetch(mxchatChat.ajax_url, {
3412 - method: 'POST',
3413 - headers: {
3414 - 'Content-Type': 'application/x-www-form-urlencoded',
3415 - },
3416 - body: new URLSearchParams({
3417 - action: 'mxchat_check_email_provided',
3418 - session_id: sessionId,
3419 - nonce: mxchatChat.nonce,
3420 - })
3421 - })
3422 - .then((response) => {
3423 - if (!response.ok) {
3424 - throw new Error(`HTTP error! status: ${response.status}`);
3425 - }
3426 - return response.json();
3427 - })
3428 - .then((data) => {
3429 - if (data.success) {
3430 - if (data.data.logged_in || data.data.email) {
3431 - showChatContainerForBot(botId);
3432 - } else {
3433 - showEmailFormForBot(botId);
3434 - }
3435 - } else {
3436 - showEmailFormForBot(botId);
3437 - }
3438 - })
3439 - .catch((error) => {
3440 - showEmailFormForBot(botId);
3441 - });
3442 - }
3443 -
3444 - // Event delegation for email form submission
3445 - $(document).on('submit', '.email-collection-form', function(e) {
3446 - e.preventDefault();
3447 - e.stopPropagation();
3448 -
3449 - var botId = getBotIdFromElement(this);
3450 -
3451 - // Prevent double submission
3452 - if (emailSubmittingState[botId]) {
3453 - return false;
3454 - }
3455 -
3456 - var emailInput = getElementDOM(botId, 'user-email');
3457 - var nameInput = getElementDOM(botId, 'user-name');
3458 - var userEmail = emailInput ? emailInput.value.trim() : '';
3459 - var userName = nameInput ? nameInput.value.trim() : '';
3460 - var sessionId = MxChatInstances.ensureSession(botId);
3461 -
3462 - // Validate email
3463 - if (!userEmail) {
3464 - showEmailError(botId, 'Please enter your email address.');
3465 - return false;
3466 - }
3467 -
3468 - if (!isValidEmailAddress(userEmail)) {
3469 - showEmailError(botId, 'Please enter a valid email address.');
3470 - return false;
3471 - }
3472 -
3473 - // Validate name if field exists and has content
3474 - if (nameInput && userName && !isValidNameInput(userName)) {
3475 - showEmailError(botId, 'Please enter a valid name (2-100 characters).');
3476 - return false;
3477 - }
3478 -
3479 - clearEmailError(botId);
3480 - setEmailSubmissionState(botId, true);
3481 -
3482 - // Prepare form data
3483 - const formData = new URLSearchParams({
3484 - action: 'mxchat_handle_save_email_and_response',
3485 - email: userEmail,
3486 - session_id: sessionId,
3487 - nonce: mxchatChat.nonce,
3488 - });
3489 -
3490 - if (userName) {
3491 - formData.append('name', userName);
3492 - }
3493 -
3494 - fetch(mxchatChat.ajax_url, {
3495 - method: 'POST',
3496 - headers: {
3497 - 'Content-Type': 'application/x-www-form-urlencoded',
3498 - },
3499 - body: formData
3500 - })
3501 - .then((response) => {
3502 - if (!response.ok) {
3503 - throw new Error(`HTTP error! status: ${response.status}`);
3504 - }
3505 - return response.json();
3506 - })
3507 - .then((data) => {
3508 - setEmailSubmissionState(botId, false);
3509 -
3510 - if (data.success) {
3511 - showChatContainerForBot(botId);
3512 -
3513 - // Replace {visitor_name} placeholder in intro message with actual name
3514 - if (userName) {
3515 - replaceVisitorNamePlaceholder(botId, userName);
3516 - } else {
3517 - // Remove placeholder if no name provided
3518 - replaceVisitorNamePlaceholder(botId, '');
3519 - }
3520 -
3521 - if (data.message && typeof appendMessage === 'function') {
3522 - setTimeout(() => {
3523 - appendMessage('bot', data.message, '', [], false, botId);
3524 - if (typeof scrollToBottom === 'function') {
3525 - scrollToBottom(botId);
3526 - }
3527 - }, 100);
3528 - }
3529 - } else {
3530 - showEmailError(botId, data.message || 'Failed to save email. Please try again.');
3531 - }
3532 - })
3533 - .catch((error) => {
3534 - setEmailSubmissionState(botId, false);
3535 - showEmailError(botId, 'An error occurred. Please try again.');
3536 - });
3537 -
3538 - return false;
3539 - });
3540 -
3541 - // Real-time email validation using event delegation
3542 - $(document).on('input', '.mxchat-email-input', function() {
3543 - var botId = getBotIdFromElement(this);
3544 - var $input = $(this);
3545 -
3546 - // Clear previous timeout
3547 - clearTimeout($input.data('validationTimeout'));
3548 -
3549 - // Debounce validation
3550 - var timeout = setTimeout(() => {
3551 - var email = this.value.trim();
3552 - clearEmailError(botId);
3553 -
3554 - if (email && !isValidEmailAddress(email)) {
3555 - showEmailError(botId, 'Please enter a valid email address.');
3556 - }
3557 - }, 500);
3558 -
3559 - $input.data('validationTimeout', timeout);
3560 - });
3561 -
3562 - // Handle Enter key in email input
3563 - $(document).on('keypress', '.mxchat-email-input', function(e) {
3564 - if (e.key === 'Enter') {
3565 - e.preventDefault();
3566 - var botId = getBotIdFromElement(this);
3567 - if (!emailSubmittingState[botId]) {
3568 - $(this).closest('.email-collection-form').submit();
3569 - }
3570 - }
3571 - });
3572 -
3573 - // Handle Enter key in name input
3574 - $(document).on('keypress', '.mxchat-name-input', function(e) {
3575 - if (e.key === 'Enter') {
3576 - e.preventDefault();
3577 - var botId = getBotIdFromElement(this);
3578 - if (!emailSubmittingState[botId]) {
3579 - $(this).closest('.email-collection-form').submit();
3580 - }
3581 - }
3582 - });
3583 -
3584 - // Initialize email check for all bot instances
3585 - // For floating bots: defer until widget is opened (zero passive AJAX)
3586 - // For embedded bots: check immediately since the form is visible
3587 - $('.mxchat-chatbot-wrapper').each(function() {
3588 - var botId = $(this).data('bot-id') || 'default';
3589 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3590 -
3591 - if (emailBlocker) {
3592 - if (isEmbeddedBot(botId)) {
3593 - // Embedded bots are always visible — check now
3594 - resolveEmailState(botId);
3595 - }
3596 - // Floating bots: handled in the widget open handler
3597 - } else if (isEmbeddedBot(botId)) {
3598 - // Embedded bot, no email collection — load history with loader
3599 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
3600 - if (chatPersistenceEnabled) {
3601 - MxChatInstances.ensureSession(botId);
3602 - showChatContainerForBot(botId);
3603 - }
3604 - }
3605 - });
3606 -}
3607 -
3608 - // Open chatbot when pre-chat message is clicked - use class selector for multi-instance
3609 - $(document).on('click', '.pre-chat-message', function() {
3610 - var botId = getBotIdFromElement(this);
3611 - var $chatbot = getElement(botId, 'floating-chatbot');
3612 - if ($chatbot.hasClass('hidden')) {
3613 - $chatbot.removeClass('hidden').addClass('visible');
3614 - getElement(botId, 'floating-chatbot-button').addClass('hidden');
3615 - handlePreChatDismissal(botId);
3616 - disableScroll(); // Disable scroll when chatbot opens
3617 -
3618 - // Load chat history for returning visitors (persistence)
3619 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
3620 - if (chatPersistenceEnabled) {
3621 - MxChatInstances.ensureSession(botId);
3622 - }
3623 -
3624 - // Deferred email check — only on first widget open
3625 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3626 - var instance = MxChatInstances.get(botId);
3627 - if (emailBlocker && !instance.emailCheckDone) {
3628 - instance.emailCheckDone = true;
3629 - resolveEmailState(botId);
3630 - } else if (!emailBlocker) {
3631 - showChatContainerForBot(botId);
3632 - }
3633 - }
3634 - });
3635 -
3636 - // Legacy duplicate close handler removed — handled by single event delegation above
3637 -
3638 -
3639 -function hasQuickQuestions(botId) {
3640 - botId = botId || 'default';
3641 - var questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
3642 - if (!questionsContainer) return false;
3643 - const questionButtons = questionsContainer.querySelectorAll('.mxchat-popular-question');
3644 - return questionButtons.length > 0;
3645 -}
3646 -
3647 -/**
3648 - * Check if a bot is embedded (not floating)
3649 - * Embedded bots don't have a .floating-chatbot wrapper
3650 - */
3651 -function isEmbeddedBot(botId) {
3652 - botId = botId || 'default';
3653 - var floatingWrapper = document.getElementById('floating-chatbot-' + botId);
3654 - return !floatingWrapper;
3655 -}
3656 -
3657 -function collapseQuickQuestions(botId) {
3658 - botId = botId || 'default';
3659 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
3660 - if (questionsContainer && hasQuickQuestions(botId)) {
3661 - questionsContainer.classList.add('collapsed');
3662 - questionsContainer.classList.add('has-been-collapsed');
3663 - try {
3664 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'true');
3665 - sessionStorage.setItem('mxchat_questions_has_been_collapsed_' + botId, 'true');
3666 - } catch (e) {
3667 - // Ignore if sessionStorage is not available
3668 - }
3669 - }
3670 -}
3671 -
3672 -function expandQuickQuestions(botId) {
3673 - botId = botId || 'default';
3674 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
3675 - if (questionsContainer && hasQuickQuestions(botId)) {
3676 - questionsContainer.classList.remove('collapsed');
3677 - try {
3678 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'false');
3679 - } catch (e) {
3680 - // Ignore if sessionStorage is not available
3681 - }
3682 - }
3683 -}
3684 -
3685 -function checkQuickQuestionsState(botId) {
3686 - botId = botId || 'default';
3687 - if (!hasQuickQuestions(botId)) {
3688 - return; // Don't do anything if no questions exist
3689 - }
3690 -
3691 - // Skip restoring collapsed state for embedded bots - they should always start expanded
3692 - if (isEmbeddedBot(botId)) {
3693 - return;
3694 - }
3695 -
3696 - try {
3697 - const isCollapsed = sessionStorage.getItem('mxchat_questions_collapsed_' + botId);
3698 - const hasBeenCollapsed = sessionStorage.getItem('mxchat_questions_has_been_collapsed_' + botId);
3699 -
3700 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
3701 - if (questionsContainer) {
3702 - if (hasBeenCollapsed === 'true') {
3703 - questionsContainer.classList.add('has-been-collapsed');
3704 - }
3705 - if (isCollapsed === 'true') {
3706 - questionsContainer.classList.add('collapsed');
3707 - }
3708 - }
3709 - } catch (e) {
3710 - // Ignore if sessionStorage is not available
3711 - }
3712 -}
3713 -
3714 -// Global delegation for dynamically added links as fallback
3715 -// Use class selector for multi-instance support
3716 -$(document).on('click', '.chat-box a[href]:not([data-tracked])', function(e) {
3717 - const $link = $(this);
3718 - const messageDiv = $link.closest('.bot-message, .agent-message');
3719 -
3720 - // Only process bot/agent message links
3721 - if (messageDiv.length > 0) {
3722 - const originalHref = $link.attr('href');
3723 -
3724 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
3725 - e.preventDefault();
3726 - e.stopPropagation();
3727 -
3728 - // Mark as tracked
3729 - $link.attr('data-tracked', 'true');
3730 -
3731 - // Get bot ID from the chat box context
3732 - var botId = getBotIdFromElement(this);
3733 -
3734 - // Get message context from the message div
3735 - const messageText = messageDiv.text().substring(0, 200);
3736 -
3737 - $.ajax({
3738 - url: mxchatChat.ajax_url,
3739 - type: 'POST',
3740 - data: {
3741 - action: 'mxchat_track_url_click',
3742 - session_id: getChatSession(botId),
3743 - url: originalHref,
3744 - message_context: messageText,
3745 - nonce: mxchatChat.nonce
3746 - },
3747 - complete: function() {
3748 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
3749 - window.open(originalHref, '_blank');
3750 - } else {
3751 - window.location.href = originalHref;
3752 - }
3753 - }
3754 - });
3755 -
3756 - return false;
3757 - }
3758 - }
3759 -});
3760 -
3761 - // ====================================
3762 - // MAIN INITIALIZATION
3763 - // ====================================
3764 -
3765 - // Initialize all chatbot instances on the page
3766 - initializeAllInstances();
3767 -
3768 - // Legacy initialization for single bot compatibility
3769 - $('.floating-chatbot.hidden').each(function() {
3770 - var botId = getBotIdFromElement(this);
3771 - getElement(botId, 'floating-chatbot-button').removeClass('hidden');
3772 - });
3773 -
3774 - // Initialize when document is ready
3775 - setFullHeight();
3776 -
3777 - // Note: trackOriginatingPage() and loadChatHistory() are now deferred
3778 - // until the user's first interaction via MxChatInstances.ensureSession()
3779 -
3780 - // Initialize chat visibility for all instances
3781 - $('.mxchat-chatbot-wrapper').each(function() {
3782 - var botId = $(this).data('bot-id') || 'default';
3783 - initializeChatVisibility(botId);
3784 - });
3785 -
3786 - // Make functions globally available for add-ons
3787 - window.hasQuickQuestions = hasQuickQuestions;
3788 - window.collapseQuickQuestions = collapseQuickQuestions;
3789 - window.appendMessage = appendMessage;
3790 - window.appendThinkingMessage = appendThinkingMessage;
3791 - window.scrollToBottom = scrollToBottom;
3792 - window.scrollElementToTop = scrollElementToTop;
3793 - window.replaceLastMessage = replaceLastMessage;
3794 - window.callMxChat = callMxChat;
3795 - window.callMxChatStream = callMxChatStream;
3796 - window.shouldUseStreaming = shouldUseStreaming;
3797 - window.getChatSession = getChatSession;
3798 - window.getPageContext = getPageContext;
3799 - window.updateStreamingMessage = updateStreamingMessage;
3800 - window.MxChatInstances = MxChatInstances;
3801 - window.getElement = getElement;
3802 - window.getElementDOM = getElementDOM;
3803 - window.getBotIdFromElement = getBotIdFromElement;
3804 -
3805 -}); // End of jQuery ready
3806 -
3807 -
3808 -// ====================================
3809 -// GLOBAL EVENT LISTENERS (Outside jQuery)
3810 -// ====================================
3811 -
3812 -// Event listener for copy button (code blocks)
3813 -document.addEventListener("click", (e) => {
3814 - if (e.target.classList.contains("mxchat-copy-button")) {
3815 - const copyButton = e.target;
3816 - const codeBlock = copyButton
3817 - .closest(".mxchat-code-block-container")
3818 - .querySelector(".mxchat-code-block code");
3819 -
3820 - if (codeBlock) {
3821 - // Preserve formatting using innerText
3822 - navigator.clipboard.writeText(codeBlock.innerText).then(() => {
3823 - copyButton.textContent = "Copied!";
3824 - copyButton.setAttribute("aria-label", "Copied to clipboard");
3825 -
3826 - setTimeout(() => {
3827 - copyButton.textContent = "Copy";
3828 - copyButton.setAttribute("aria-label", "Copy to clipboard");
3829 - }, 2000);
3830 - });
3831 - }
3832 - }
3833 -});
3834 -
3835 -// ============================================================================
3836 -// SATISFACTION RATING (v3.2.6)
3837 -// ============================================================================
3838 -// Per-session 👍/👎 prompt that appears in the chat-box after 60s of user
3839 -// inactivity following a bot reply. One prompt per session, deduped via
3840 -// localStorage. Disabled site-wide when mxchatChat.satisfaction_rating_enabled
3841 -// is exactly false (default ON).
3842 -jQuery(function($) {
3843 - if (typeof mxchatChat === 'undefined') return;
3844 - if (mxchatChat.satisfaction_rating_enabled === false || mxchatChat.satisfaction_rating_enabled === 'off') return;
3845 -
3846 - // wp_localize_script stringifies ints, so accept both number and numeric string.
3847 - var idleRaw = mxchatChat.satisfaction_rating_idle_seconds;
3848 - var idleSeconds = (typeof idleRaw === 'number') ? idleRaw : parseInt(idleRaw, 10);
3849 - if (!isFinite(idleSeconds)) idleSeconds = 60;
3850 - if (idleSeconds < 5) idleSeconds = 5;
3851 - if (idleSeconds > 600) idleSeconds = 600;
3852 - var IDLE_MS = idleSeconds * 1000;
3853 - var MIN_BOT_REPLIES = 2;
3854 - var ratingState = {};
3855 -
3856 - function getState(botId) {
3857 - if (!ratingState[botId]) {
3858 - ratingState[botId] = { idleTimer: null, botReplies: 0, promptShown: false, dismissed: false };
3859 - }
3860 - return ratingState[botId];
3861 - }
3862 -
3863 - function getSessionId(botId) {
3864 - if (typeof MxChatInstances !== 'undefined' && MxChatInstances.getChatSession) {
3865 - return MxChatInstances.getChatSession(botId);
3866 - }
3867 - return null;
3868 - }
3869 -
3870 - function isAlreadyRated(sessionId) {
3871 - if (!sessionId) return false;
3872 - try { return localStorage.getItem('mxchat_rated:' + sessionId) === '1'; } catch (e) { return false; }
3873 - }
3874 -
3875 - function markRated(sessionId) {
3876 - if (!sessionId) return;
3877 - try { localStorage.setItem('mxchat_rated:' + sessionId, '1'); } catch (e) {}
3878 - }
3879 -
3880 - function esc(s) {
3881 - return String(s == null ? '' : s)
3882 - .replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
3883 - .replace(/"/g, '&quot;').replace(/'/g, '&#039;');
3884 - }
3885 -
3886 - // Mirror shouldSkipInlineColors so rating bubbles defer to AI-theme CSS.
3887 - function ratingSkipInlineColors(botId) {
3888 - if (mxchatChat.skip_inline_colors) return true;
3889 - var botAssignments = mxchatChat.bot_theme_assignments || {};
3890 - return botAssignments.hasOwnProperty(botId);
3891 - }
3892 -
3893 - function botBubbleStyleAttr(botId) {
3894 - if (ratingSkipInlineColors(botId)) return '';
3895 - var bg = mxchatChat.bot_message_bg_color;
3896 - var fg = mxchatChat.bot_message_font_color;
3897 - if (!bg && !fg) return '';
3898 - return ' style="background-color: ' + esc(bg || '') + '; color: ' + esc(fg || '') + ';"';
3899 - }
3900 -
3901 - function copy(key) {
3902 - var c = mxchatChat.satisfaction_rating_copy || {};
3903 - var d = {
3904 - question: 'Was this helpful?',
3905 - helpful: 'Helpful',
3906 - not_helpful: 'Not helpful',
3907 - dismiss: 'Dismiss',
3908 - thanks: 'Thanks! Anything we should improve? (optional)',
3909 - placeholder: 'Tell us what could be better…',
3910 - send: 'Send',
3911 - skip: 'Skip',
3912 - saved: 'Thanks for the feedback.'
3913 - };
3914 - return c[key] || d[key];
3915 - }
3916 -
3917 - function thumbUpSvg() {
3918 - 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>';
3919 - }
3920 - function thumbDownSvg() {
3921 - 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>';
3922 - }
3923 -
3924 - function buildPromptHtml(botId) {
3925 - var styleAttr = botBubbleStyleAttr(botId);
3926 - return ''
3927 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
3928 - + '<div class="mxchat-rating-prompt" data-bot-id="' + esc(botId) + '" role="group" aria-label="' + esc(copy('question')) + '">'
3929 - + '<div class="mxchat-rating-question">' + esc(copy('question')) + '</div>'
3930 - + '<div class="mxchat-rating-actions">'
3931 - + '<span class="mxchat-rating-buttons">'
3932 - + '<button type="button" class="mxchat-rating-btn" data-rating="1" aria-label="' + esc(copy('helpful')) + '">' + thumbUpSvg() + '</button>'
3933 - + '<button type="button" class="mxchat-rating-btn" data-rating="-1" aria-label="' + esc(copy('not_helpful')) + '">' + thumbDownSvg() + '</button>'
3934 - + '</span>'
3935 - + '<button type="button" class="mxchat-rating-dismiss" aria-label="' + esc(copy('dismiss')) + '">×</button>'
3936 - + '</div>'
3937 - + '</div>'
3938 - + '</div>';
3939 - }
3940 -
3941 - function buildFeedbackHtml(botId, rating) {
3942 - var styleAttr = botBubbleStyleAttr(botId);
3943 - return ''
3944 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
3945 - + '<div class="mxchat-rating-feedback" data-bot-id="' + esc(botId) + '" data-rating="' + esc(String(rating)) + '">'
3946 - + '<div class="mxchat-rating-feedback-label">' + esc(copy('thanks')) + '</div>'
3947 - + '<textarea class="mxchat-rating-feedback-input" maxlength="500" placeholder="' + esc(copy('placeholder')) + '" rows="2"></textarea>'
3948 - + '<div class="mxchat-rating-feedback-actions">'
3949 - + '<button type="button" class="mxchat-rating-skip">' + esc(copy('skip')) + '</button>'
3950 - + '<button type="button" class="mxchat-rating-submit">' + esc(copy('send')) + '</button>'
3951 - + '</div>'
3952 - + '</div>'
3953 - + '</div>';
3954 - }
3955 -
3956 - function buildSavedHtml(botId) {
3957 - var styleAttr = botBubbleStyleAttr(botId);
3958 - return ''
3959 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
3960 - + '<div class="mxchat-rating-saved">' + esc(copy('saved')) + '</div>'
3961 - + '</div>';
3962 - }
3963 -
3964 - function getChatBoxByBotId(botId) {
3965 - var $byId = $('#chat-box-' + botId);
3966 - if ($byId.length) return $byId.first();
3967 - return $('.chat-box').first();
3968 - }
3969 -
3970 - function scrollChatBoxToBottom($chatBox) {
3971 - if (!$chatBox || !$chatBox.length) return;
3972 - $chatBox.scrollTop($chatBox[0].scrollHeight);
3973 - }
3974 -
3975 - function showPrompt(botId) {
3976 - var s = getState(botId);
3977 - if (s.promptShown || s.dismissed) return;
3978 - var sessionId = getSessionId(botId);
3979 - if (!sessionId) return;
3980 - if (isAlreadyRated(sessionId)) { s.promptShown = true; return; }
3981 - var $chatBox = getChatBoxByBotId(botId);
3982 - if (!$chatBox.length) return;
3983 - if ($chatBox.find('.mxchat-rating-prompt').length) { s.promptShown = true; return; }
3984 - $chatBox.append(buildPromptHtml(botId));
3985 - s.promptShown = true;
3986 - scrollChatBoxToBottom($chatBox);
3987 - }
3988 -
3989 - function submitRating(botId, rating, feedback) {
3990 - var sessionId = getSessionId(botId);
3991 - if (!sessionId) return;
3992 - $.post(mxchatChat.ajax_url, {
3993 - action: 'mxchat_save_rating',
3994 - session_id: sessionId,
3995 - bot_id: botId,
3996 - rating: rating,
3997 - feedback: feedback || ''
3998 - });
3999 - markRated(sessionId);
4000 - }
4001 -
4002 - function onBotReply(botId) {
4003 - var s = getState(botId);
4004 - s.botReplies += 1;
4005 - if (s.promptShown || s.dismissed) return;
4006 - var sessionId = getSessionId(botId);
4007 - if (sessionId && isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4008 - if (s.botReplies < MIN_BOT_REPLIES) return;
4009 - if (s.idleTimer) clearTimeout(s.idleTimer);
4010 - s.idleTimer = setTimeout(function() { showPrompt(botId); }, IDLE_MS);
4011 - }
4012 -
4013 - function onUserMessage(botId) {
4014 - var s = getState(botId);
4015 - if (s.idleTimer) { clearTimeout(s.idleTimer); s.idleTimer = null; }
4016 - }
4017 -
4018 - function botIdFromChatBox(el) {
4019 - var id = el && el.id ? el.id : '';
4020 - return id.indexOf('chat-box-') === 0 ? id.substring('chat-box-'.length) : 'default';
4021 - }
4022 -
4023 - function setupObserver(chatBox) {
4024 - var botId = botIdFromChatBox(chatBox);
4025 - try {
4026 - var observer = new MutationObserver(function(mutations) {
4027 - mutations.forEach(function(m) {
4028 - for (var i = 0; i < m.addedNodes.length; i++) {
4029 - var node = m.addedNodes[i];
4030 - if (!node || node.nodeType !== 1) continue;
4031 - var $n = $(node);
4032 - if ($n.hasClass('mxchat-rating-bot-bubble') || $n.hasClass('mxchat-rating-prompt') || $n.hasClass('mxchat-rating-feedback') || $n.hasClass('mxchat-rating-saved')) continue;
4033 - if ($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)
4034 - else if ($n.hasClass('user-message')) onUserMessage(botId);
4035 - }
4036 - });
4037 - });
4038 - observer.observe(chatBox, { childList: true });
4039 - } catch (e) { /* noop */ }
4040 - }
4041 -
4042 - $('.chat-box').each(function() { setupObserver(this); });
4043 -
4044 - $(document).on('click', '.mxchat-rating-btn', function(e) {
4045 - e.preventDefault();
4046 - var $btn = $(this);
4047 - var $prompt = $btn.closest('.mxchat-rating-prompt');
4048 - var $wrap = $btn.closest('.mxchat-rating-bot-bubble');
4049 - var botId = $prompt.data('bot-id') || 'default';
4050 - var rating = parseInt($btn.attr('data-rating'), 10);
4051 - if (rating !== 1 && rating !== -1) return;
4052 - submitRating(botId, rating, '');
4053 - ($wrap.length ? $wrap : $prompt).replaceWith(buildFeedbackHtml(botId, rating));
4054 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4055 - });
4056 -
4057 - $(document).on('click', '.mxchat-rating-dismiss', function(e) {
4058 - e.preventDefault();
4059 - var $prompt = $(this).closest('.mxchat-rating-prompt');
4060 - var $wrap = $(this).closest('.mxchat-rating-bot-bubble');
4061 - var botId = $prompt.data('bot-id') || 'default';
4062 - var s = getState(botId);
4063 - s.dismissed = true;
4064 - markRated(getSessionId(botId));
4065 - ($wrap.length ? $wrap : $prompt).remove();
4066 - });
4067 -
4068 - function closeFeedback($fb) {
4069 - var botId = $fb.data('bot-id') || 'default';
4070 - var $wrap = $fb.closest('.mxchat-rating-bot-bubble');
4071 - ($wrap.length ? $wrap : $fb).replaceWith(buildSavedHtml(botId));
4072 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4073 - }
4074 -
4075 - $(document).on('click', '.mxchat-rating-skip', function(e) {
4076 - e.preventDefault();
4077 - closeFeedback($(this).closest('.mxchat-rating-feedback'));
4078 - });
4079 -
4080 - $(document).on('click', '.mxchat-rating-submit', function(e) {
4081 - e.preventDefault();
4082 - var $fb = $(this).closest('.mxchat-rating-feedback');
4083 - var botId = $fb.data('bot-id') || 'default';
4084 - var rating = parseInt($fb.attr('data-rating'), 10);
4085 - if (rating !== 1 && rating !== -1) { closeFeedback($fb); return; }
4086 - var text = String($fb.find('.mxchat-rating-feedback-input').val() || '').trim();
4087 - if (text !== '') {
4088 - submitRating(botId, rating, text);
4089 - }
4090 - closeFeedback($fb);
4091 - });
4092 -});
4093 -
1 +jQuery(document).ready(function($) {
2 +
3 + // ====================================
4 + // GLOBAL VARIABLES & CONFIGURATION
5 + // ====================================
6 + const toolbarIconColor = mxchatChat.toolbar_icon_color || '#212121';
7 +
8 + // Initialize color settings
9 + var userMessageBgColor = mxchatChat.user_message_bg_color;
10 + var userMessageFontColor = mxchatChat.user_message_font_color;
11 + var botMessageBgColor = mxchatChat.bot_message_bg_color;
12 + var botMessageFontColor = mxchatChat.bot_message_font_color;
13 + var liveAgentMessageBgColor = mxchatChat.live_agent_message_bg_color;
14 + var liveAgentMessageFontColor = mxchatChat.live_agent_message_font_color;
15 +
16 + var linkTarget = mxchatChat.link_target_toggle === 'on' ? '_blank' : '_self';
17 + let lastSeenMessageId = '';
18 + let notificationCheckInterval;
19 + let notificationBadge;
20 + var sessionId = getChatSession();
21 + let pollingInterval;
22 + let processedMessageIds = new Set();
23 + let activePdfFile = null;
24 + let activeWordFile = null;
25 +
26 +
27 + // ====================================
28 + // SESSION MANAGEMENT
29 + // ====================================
30 +
31 + function getChatSession() {
32 + var sessionId = getCookie('mxchat_session_id');
33 + //console.log("Session ID retrieved from cookie: ", sessionId);
34 +
35 + if (!sessionId) {
36 + sessionId = generateSessionId();
37 + //console.log("Generated new session ID: ", sessionId);
38 + setChatSession(sessionId);
39 + }
40 +
41 + //console.log("Final session ID: ", sessionId);
42 + return sessionId;
43 + }
44 +
45 + function setChatSession(sessionId) {
46 + // Set the cookie with a 24-hour expiration (86400 seconds)
47 + document.cookie = "mxchat_session_id=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
48 + }
49 +
50 + function getCookie(name) {
51 + let value = "; " + document.cookie;
52 + let parts = value.split("; " + name + "=");
53 + if (parts.length == 2) return parts.pop().split(";").shift();
54 + }
55 +
56 + function generateSessionId() {
57 + return 'mxchat_chat_' + Math.random().toString(36).substr(2, 9);
58 + }
59 +
60 +// ====================================
61 +// CONTEXTUAL AWARENESS FUNCTIONALITY
62 +// ====================================
63 +
64 +function getPageContext() {
65 + // Check if contextual awareness is enabled
66 + if (mxchatChat.contextual_awareness_toggle !== 'on') {
67 + return null;
68 + }
69 +
70 + // Get page URL
71 + const pageUrl = window.location.href;
72 +
73 + // Get page title
74 + const pageTitle = document.title || '';
75 +
76 + // Get main content from the page
77 + let pageContent = '';
78 +
79 + // Try to get content from common content areas
80 + const contentSelectors = [
81 + 'main',
82 + '[role="main"]',
83 + '.content',
84 + '.main-content',
85 + '.post-content',
86 + '.entry-content',
87 + '.page-content',
88 + 'article',
89 + '#content',
90 + '#main'
91 + ];
92 +
93 + let contentElement = null;
94 + for (const selector of contentSelectors) {
95 + contentElement = document.querySelector(selector);
96 + if (contentElement) {
97 + break;
98 + }
99 + }
100 +
101 + // If no specific content area found, use body but exclude header, footer, nav, sidebar
102 + if (!contentElement) {
103 + contentElement = document.body;
104 + }
105 +
106 + if (contentElement) {
107 + // Clone the element to avoid modifying the original
108 + const clone = contentElement.cloneNode(true);
109 +
110 + // Remove unwanted elements
111 + const unwantedSelectors = [
112 + 'header',
113 + 'footer',
114 + 'nav',
115 + '.navigation',
116 + '.sidebar',
117 + '.widget',
118 + '.menu',
119 + 'script',
120 + 'style',
121 + '.comments',
122 + '#comments',
123 + '.breadcrumb',
124 + '.breadcrumbs',
125 + '#floating-chatbot',
126 + '#floating-chatbot-button',
127 + '.mxchat',
128 + '[class*="chat"]',
129 + '[id*="chat"]'
130 + ];
131 +
132 + unwantedSelectors.forEach(selector => {
133 + const elements = clone.querySelectorAll(selector);
134 + elements.forEach(el => el.remove());
135 + });
136 +
137 + // NEW: Extract MxChat context data attributes before getting text content
138 + const contextData = [];
139 + clone.querySelectorAll('[data-mxchat-context]').forEach(el => {
140 + const contextValue = el.dataset.mxchatContext;
141 + if (contextValue && contextValue.trim()) {
142 + contextData.push(contextValue);
143 + }
144 + });
145 +
146 + // Get text content and clean it up
147 + pageContent = clone.textContent || clone.innerText || '';
148 +
149 + // Add context data to page content if any were found
150 + if (contextData.length > 0) {
151 + pageContent += '\n\nAdditional Context:\n' + contextData.join('\n');
152 + }
153 +
154 + // Clean up whitespace and limit length
155 + pageContent = pageContent
156 + .replace(/\s+/g, ' ')
157 + .trim()
158 + .substring(0, 3000); // Limit to 3000 characters to avoid token limits
159 + }
160 +
161 + // Only return context if we have meaningful content
162 + if (!pageContent || pageContent.length < 50) {
163 + return null;
164 + }
165 +
166 + return {
167 + url: pageUrl,
168 + title: pageTitle,
169 + content: pageContent
170 + };
171 +}
172 +
173 +// NEW: Track originating page when chat starts
174 +function trackOriginatingPage() {
175 + const sessionId = getChatSession();
176 + const pageUrl = window.location.href;
177 + const pageTitle = document.title || 'Untitled Page';
178 +
179 + // Only track once per session
180 + const trackingKey = 'mxchat_originating_tracked_' + sessionId;
181 + if (sessionStorage.getItem(trackingKey)) {
182 + return;
183 + }
184 +
185 + $.ajax({
186 + url: mxchatChat.ajax_url,
187 + type: 'POST',
188 + data: {
189 + action: 'mxchat_track_originating_page',
190 + session_id: sessionId,
191 + page_url: pageUrl,
192 + page_title: pageTitle,
193 + nonce: mxchatChat.nonce
194 + },
195 + success: function(response) {
196 + if (response.success) {
197 + sessionStorage.setItem(trackingKey, 'true');
198 + }
199 + }
200 + });
201 +}
202 +
203 +// ====================================
204 +// CORE CHAT FUNCTIONALITY
205 +// ====================================
206 +// Update your existing sendMessage function
207 +function sendMessage() {
208 + var message = $('#chat-input').val();
209 +
210 + // ADD PROMPT HOOK HERE
211 + if (typeof customMxChatFilter === 'function') {
212 + message = customMxChatFilter(message, "prompt");
213 + }
214 +
215 + if (message) {
216 + appendMessage("user", message);
217 + $('#chat-input').val('');
218 + $('#chat-input').css('height', 'auto');
219 +
220 + if (hasQuickQuestions()) {
221 + collapseQuickQuestions();
222 + }
223 + appendThinkingMessage();
224 + scrollToBottom();
225 +
226 + const currentModel = mxchatChat.model || 'gpt-4o';
227 +
228 + // Check if streaming is enabled AND supported for this model
229 + if (shouldUseStreaming(currentModel)) {
230 + callMxChatStream(message, function(response) {
231 + $('.bot-message.temporary-message').removeClass('temporary-message');
232 + });
233 + } else {
234 + callMxChat(message, function(response) {
235 + replaceLastMessage("bot", response);
236 + });
237 + }
238 + }
239 +}
240 +
241 +// Update your existing sendMessageToChatbot function
242 +function sendMessageToChatbot(message) {
243 + // ADD PROMPT HOOK HERE
244 + if (typeof customMxChatFilter === 'function') {
245 + message = customMxChatFilter(message, "prompt");
246 + }
247 +
248 + var sessionId = getChatSession();
249 +
250 + if (hasQuickQuestions()) {
251 + collapseQuickQuestions();
252 + }
253 + appendThinkingMessage();
254 + scrollToBottom();
255 +
256 + const currentModel = mxchatChat.model || 'gpt-4o';
257 +
258 + // Check if streaming is enabled AND supported for this model
259 + if (shouldUseStreaming(currentModel)) {
260 + callMxChatStream(message, function(response) {
261 + $('.bot-message.temporary-message').removeClass('temporary-message');
262 + });
263 + } else {
264 + callMxChat(message, function(response) {
265 + $('.temporary-message').remove();
266 + replaceLastMessage("bot", response);
267 + });
268 + }
269 +}
270 +
271 +// Updated shouldUseStreaming function with debugging
272 +function shouldUseStreaming(model) {
273 + // Check if streaming is enabled in settings (using your toggle naming pattern)
274 + const streamingEnabled = mxchatChat.enable_streaming_toggle === 'on';
275 +
276 + // Check if model supports streaming
277 + const streamingSupported = isStreamingSupported(model);
278 +
279 +
280 + // Only use streaming if both enabled and supported
281 + return streamingEnabled && streamingSupported;
282 +}
283 +
284 +function callMxChat(message, callback) {
285 + // Get page context if contextual awareness is enabled
286 + const pageContext = getPageContext();
287 +
288 + // Prepare AJAX data
289 + const ajaxData = {
290 + action: 'mxchat_handle_chat_request',
291 + message: message,
292 + session_id: getChatSession(),
293 + nonce: mxchatChat.nonce,
294 + current_page_url: window.location.href,
295 + current_page_title: document.title
296 + };
297 +
298 + // Add page context if available
299 + if (pageContext) {
300 + ajaxData.page_context = JSON.stringify(pageContext);
301 + }
302 +
303 + // CHECK FOR VISION FLAGS AND ADD THEM
304 + if (window.mxchatVisionProcessed) {
305 + ajaxData.vision_processed = true;
306 + ajaxData.original_user_message = window.mxchatOriginalMessage || message;
307 + ajaxData.vision_images_count = window.mxchatVisionImagesCount || 0;
308 + // Clear the flags after use
309 + window.mxchatVisionProcessed = false;
310 + window.mxchatOriginalMessage = null;
311 + window.mxchatVisionImagesCount = 0;
312 + }
313 +
314 + $.ajax({
315 + url: mxchatChat.ajax_url,
316 + type: 'POST',
317 + dataType: 'json',
318 + data: ajaxData,
319 + success: function(response) {
320 + // Log the full response for debugging
321 + //console.log("API Response:", response);
322 +
323 + // First check if this is a successful response by looking for text, html, or message fields
324 + // This preserves compatibility with your server response format
325 + if (response.text !== undefined || response.html !== undefined || response.message !== undefined ||
326 + (response.success === true && response.data && response.data.status === 'waiting_for_agent')) {
327 +
328 + // Handle successful response - this is your original success handling code
329 +
330 + // Existing chat mode check
331 + if (response.chat_mode) {
332 + updateChatModeIndicator(response.chat_mode);
333 + }
334 + else if (response.fallbackResponse && response.fallbackResponse.chat_mode) {
335 + updateChatModeIndicator(response.fallbackResponse.chat_mode);
336 + }
337 +
338 + // Add PDF filename handling
339 + if (response.data && response.data.filename) {
340 + showActivePdf(response.data.filename);
341 + activePdfFile = response.data.filename;
342 + }
343 +
344 + // Add redirect check here
345 + if (response.redirect_url) {
346 + let responseText = response.text || '';
347 + if (responseText) {
348 + replaceLastMessage("bot", responseText);
349 + }
350 + setTimeout(() => {
351 + window.location.href = response.redirect_url;
352 + }, 1500);
353 + return;
354 + }
355 +
356 + // Check for live agent response
357 + if (response.success && response.data && response.data.status === 'waiting_for_agent') {
358 + updateChatModeIndicator('agent');
359 + return;
360 + }
361 +
362 + // Handle other responses
363 + let responseText = response.text || '';
364 + let responseHtml = response.html || '';
365 + let responseMessage = response.message || '';
366 +
367 + if (responseText === 'You are now chatting with the AI chatbot.') {
368 + updateChatModeIndicator('ai');
369 + }
370 +
371 + // Handle the message and show notification if chat is hidden
372 + if (responseText || responseHtml || responseMessage) {
373 +
374 + // ADD RESPONSE HOOKS HERE - BEFORE DISPLAYING
375 + if (responseText && typeof customMxChatFilter === 'function') {
376 + responseText = customMxChatFilter(responseText, "response");
377 + }
378 + if (responseMessage && typeof customMxChatFilter === 'function') {
379 + responseMessage = customMxChatFilter(responseMessage, "response");
380 + }
381 +
382 + // Update the messages as before
383 + if (responseText && responseHtml) {
384 + replaceLastMessage("bot", responseText, responseHtml);
385 + } else if (responseText) {
386 + replaceLastMessage("bot", responseText);
387 + } else if (responseHtml) {
388 + replaceLastMessage("bot", "", responseHtml);
389 + } else if (responseMessage) {
390 + replaceLastMessage("bot", responseMessage);
391 + }
392 +
393 + // Check if chat is hidden and show notification
394 + if ($('#floating-chatbot').hasClass('hidden')) {
395 + const badge = $('#chat-notification-badge');
396 + if (badge.length) {
397 + badge.show();
398 + }
399 + }
400 + } else {
401 + ////console.error("Unexpected response format:", response);
402 + replaceLastMessage("bot", "I received an empty response. Please try again or contact support if this persists.");
403 + }
404 +
405 + if (response.message_id) {
406 + lastSeenMessageId = response.message_id;
407 + }
408 +
409 + return;
410 + }
411 +
412 + // If we got here, it's likely an error response
413 + // Now we can check for error conditions with our robust error handling
414 +
415 + let errorMessage = "";
416 + let errorCode = "";
417 +
418 + // Check various possible error locations in the response
419 + if (response.data && response.data.error_message) {
420 + errorMessage = response.data.error_message;
421 + errorCode = response.data.error_code || "";
422 + } else if (response.error_message) {
423 + errorMessage = response.error_message;
424 + errorCode = response.error_code || "";
425 + } else if (response.message) {
426 + errorMessage = response.message;
427 + } else if (typeof response.data === 'string') {
428 + errorMessage = response.data;
429 + } else if (!response.success) {
430 + // Explicit check for success: false without other error info
431 + errorMessage = "An error occurred. Please try again or contact support.";
432 + } else {
433 + // Fallback for any other unexpected response format
434 + errorMessage = "Unexpected response received. Please try again or contact support.";
435 + }
436 +
437 + // Log the error with code for debugging
438 + //console.log("Response data:", response.data);
439 + ////console.error("API Error:", errorMessage, "Code:", errorCode);
440 +
441 + // Format user-friendly error message
442 + let displayMessage = errorMessage;
443 +
444 + // Customize message for admin users
445 + if (mxchatChat.is_admin) {
446 + // For admin users, show more technical details including error code
447 + displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
448 + }
449 +
450 + replaceLastMessage("bot", displayMessage);
451 + },
452 + error: function(xhr, status, error) {
453 + //console.error("AJAX Error:", status, error);
454 + //console.log("Response Text:", xhr.responseText);
455 +
456 + let errorMessage = "An unexpected error occurred.";
457 +
458 + // Try to parse the response if it's JSON
459 + try {
460 + const responseJson = JSON.parse(xhr.responseText);
461 + //console.log("Parsed error response:", responseJson);
462 +
463 + if (responseJson.data && responseJson.data.error_message) {
464 + errorMessage = responseJson.data.error_message;
465 + } else if (responseJson.message) {
466 + errorMessage = responseJson.message;
467 + }
468 + } catch (e) {
469 + // Not JSON or parsing failed, use HTTP status based messages
470 + if (xhr.status === 0) {
471 + errorMessage = "Network error: Please check your internet connection.";
472 + } else if (xhr.status === 403) {
473 + errorMessage = "Access denied: Your session may have expired. Please refresh the page.";
474 + } else if (xhr.status === 404) {
475 + errorMessage = "API endpoint not found. Please contact support.";
476 + } else if (xhr.status === 429) {
477 + errorMessage = "Too many requests. Please try again in a moment.";
478 + } else if (xhr.status >= 500) {
479 + errorMessage = "Server error: The server encountered an issue. Please try again later.";
480 + }
481 + }
482 +
483 + replaceLastMessage("bot", errorMessage);
484 + }
485 + });
486 +}
487 +
488 +
489 +function callMxChatStream(message, callback) {
490 + console.log("Using streaming for message:", message);
491 +
492 + const currentModel = mxchatChat.model || 'gpt-4o';
493 + if (!isStreamingSupported(currentModel)) {
494 + console.log("Streaming not supported, falling back to regular call");
495 + callMxChat(message, callback);
496 + return;
497 + }
498 +
499 + // Get page context if contextual awareness is enabled
500 + const pageContext = getPageContext();
501 +
502 + const formData = new FormData();
503 + formData.append('action', 'mxchat_stream_chat');
504 + formData.append('message', message);
505 + formData.append('session_id', getChatSession());
506 + formData.append('nonce', mxchatChat.nonce);
507 + formData.append('current_page_url', window.location.href);
508 + formData.append('current_page_title', document.title);
509 +
510 + // Add page context if available
511 + if (pageContext) {
512 + formData.append('page_context', JSON.stringify(pageContext));
513 + }
514 +
515 + // CHECK FOR VISION FLAGS AND ADD THEM
516 + if (window.mxchatVisionProcessed) {
517 + formData.append('vision_processed', 'true');
518 + formData.append('original_user_message', window.mxchatOriginalMessage || message);
519 + formData.append('vision_images_count', window.mxchatVisionImagesCount || '0');
520 + // Clear the flags after use
521 + window.mxchatVisionProcessed = false;
522 + window.mxchatOriginalMessage = null;
523 + window.mxchatVisionImagesCount = 0;
524 + }
525 +
526 + let accumulatedContent = '';
527 + let testingDataReceived = false;
528 + let streamingStarted = false;
529 +
530 + fetch(mxchatChat.ajax_url, {
531 + method: 'POST',
532 + body: formData,
533 + credentials: 'same-origin'
534 + })
535 + .then(response => {
536 + console.log("Streaming response received:", response);
537 +
538 + // Store the response for potential fallback handling
539 + const responseClone = response.clone();
540 +
541 + if (!response.ok) {
542 + // Try to get error details from response
543 + return responseClone.json().then(errorData => {
544 + console.log("Server returned error response:", errorData);
545 + throw { isServerError: true, data: errorData };
546 + }).catch(() => {
547 + throw new Error('Network response was not ok');
548 + });
549 + }
550 +
551 + // Check if response is JSON instead of streaming
552 + const contentType = response.headers.get('content-type');
553 + if (contentType && contentType.includes('application/json')) {
554 + console.log("Received JSON response instead of stream");
555 + return responseClone.json().then(data => {
556 + console.log("Processing JSON response:", data);
557 +
558 + // Check for testing panel
559 + if (window.mxchatTestPanelInstance && data.testing_data) {
560 + console.log('Testing data found in streaming JSON response:', data.testing_data);
561 + window.mxchatTestPanelInstance.handleTestingData(data.testing_data);
562 + }
563 +
564 + // Handle the JSON response directly - no need for another call
565 + handleNonStreamResponse(data, callback);
566 + return Promise.resolve(); // Prevent further processing
567 + });
568 + }
569 +
570 + // Continue with streaming processing
571 + const reader = response.body.getReader();
572 + const decoder = new TextDecoder();
573 + let buffer = '';
574 +
575 + function processStream() {
576 + reader.read().then(({ done, value }) => {
577 + if (done) {
578 + console.log("Streaming completed, final content:", accumulatedContent);
579 +
580 + // If streaming completed but no content was received, try to get response as fallback
581 + if (!streamingStarted || !accumulatedContent) {
582 + console.log("Stream completed with no content, checking for fallback data");
583 +
584 + // Try to read the response as JSON
585 + responseClone.text().then(text => {
586 + try {
587 + const data = JSON.parse(text);
588 + if (data.text || data.message) {
589 + handleNonStreamResponse(data, callback);
590 + } else {
591 + // No valid data, fall back to regular call
592 + $('.bot-message.temporary-message').remove();
593 + callMxChat(message, callback);
594 + }
595 + } catch (e) {
596 + // Could not parse, fall back to regular call
597 + $('.bot-message.temporary-message').remove();
598 + callMxChat(message, callback);
599 + }
600 + }).catch(() => {
601 + $('.bot-message.temporary-message').remove();
602 + callMxChat(message, callback);
603 + });
604 + return;
605 + }
606 +
607 + if (callback) {
608 + callback(accumulatedContent);
609 + }
610 + return;
611 + }
612 +
613 + buffer += decoder.decode(value, { stream: true });
614 + const lines = buffer.split('\n');
615 + buffer = lines.pop() || '';
616 +
617 + for (const line of lines) {
618 + if (line.startsWith('data: ')) {
619 + const data = line.substring(6);
620 +
621 + if (data === '[DONE]') {
622 + console.log("Received [DONE] signal");
623 +
624 + if (!accumulatedContent) {
625 + console.log("No content received before [DONE]");
626 + $('.bot-message.temporary-message').remove();
627 + callMxChat(message, callback);
628 + return;
629 + }
630 +
631 + if (callback) {
632 + callback(accumulatedContent);
633 + }
634 + return;
635 + }
636 +
637 + try {
638 + const json = JSON.parse(data);
639 +
640 + // Handle testing data
641 + if (json.testing_data && !testingDataReceived) {
642 + console.log('Testing data received in stream:', json.testing_data);
643 + if (window.mxchatTestPanelInstance) {
644 + window.mxchatTestPanelInstance.handleTestingData(json.testing_data);
645 + testingDataReceived = true;
646 + }
647 + }
648 + // Handle content streaming
649 + else if (json.content) {
650 + streamingStarted = true;
651 + accumulatedContent += json.content;
652 + updateStreamingMessage(accumulatedContent);
653 + }
654 + // Handle complete response in stream (fallback response)
655 + else if (json.text || json.message) {
656 + console.log("Received complete response in stream:", json);
657 + handleNonStreamResponse(json, callback);
658 + return;
659 + }
660 + // Handle errors
661 + else if (json.error) {
662 + console.error("Streaming error:", json.error);
663 +
664 + // Check if we have a fallback response
665 + if (json.fallback || json.text || json.message) {
666 + handleNonStreamResponse(json, callback);
667 + } else {
668 + $('.bot-message.temporary-message').remove();
669 + callMxChat(message, callback);
670 + }
671 + return;
672 + }
673 + } catch (e) {
674 + console.error('Error parsing SSE data:', e, 'Data:', data);
675 + }
676 + }
677 + }
678 +
679 + processStream();
680 + }).catch(streamError => {
681 + console.error('Error reading stream:', streamError);
682 + $('.bot-message.temporary-message').remove();
683 + callMxChat(message, callback);
684 + });
685 + }
686 +
687 + processStream();
688 + })
689 + .catch(error => {
690 + console.log('Streaming failed:', error);
691 +
692 + // Check if we have server error data
693 + if (error && error.isServerError && error.data) {
694 + console.log('Using server error response data');
695 + handleNonStreamResponse(error.data, callback);
696 + } else {
697 + // Only fall back to regular call if we don't have any response data
698 + console.log('No response data available, falling back to regular call');
699 + $('.bot-message.temporary-message').remove();
700 + callMxChat(message, callback);
701 + }
702 + });
703 +}
704 +
705 +// Helper function to handle non-streaming responses
706 +function handleNonStreamResponse(data, callback) {
707 + console.log("Handling non-stream response:", data);
708 +
709 + // Remove temporary message
710 + $('.bot-message.temporary-message').remove();
711 +
712 + // Handle different response formats
713 + if (data.text || data.html || data.message) {
714 +
715 + // Apply response hooks
716 + if (data.text && typeof customMxChatFilter === 'function') {
717 + data.text = customMxChatFilter(data.text, "response");
718 + }
719 + if (data.message && typeof customMxChatFilter === 'function') {
720 + data.message = customMxChatFilter(data.message, "response");
721 + }
722 +
723 + // Display the response
724 + if (data.text && data.html) {
725 + replaceLastMessage("bot", data.text, data.html);
726 + } else if (data.text) {
727 + replaceLastMessage("bot", data.text);
728 + } else if (data.html) {
729 + replaceLastMessage("bot", "", data.html);
730 + } else if (data.message) {
731 + replaceLastMessage("bot", data.message);
732 + }
733 + }
734 +
735 + // Handle other response properties
736 + if (data.chat_mode) {
737 + updateChatModeIndicator(data.chat_mode);
738 + }
739 +
740 + if (data.data && data.data.filename) {
741 + showActivePdf(data.data.filename);
742 + activePdfFile = data.data.filename;
743 + }
744 +
745 + if (data.redirect_url) {
746 + setTimeout(() => {
747 + window.location.href = data.redirect_url;
748 + }, 1500);
749 + }
750 +
751 + if (callback) {
752 + callback(data.text || data.message || '');
753 + }
754 +}
755 +
756 +// Function to update message during streaming
757 +function updateStreamingMessage(content) {
758 + // ADD RESPONSE HOOK FOR REAL-TIME STREAMING
759 + if (typeof customMxChatFilter === 'function') {
760 + content = customMxChatFilter(content, "response");
761 + }
762 +
763 + const formattedContent = linkify(formatBoldText(convertNewlinesToBreaks(formatCodeBlocks(content))));
764 +
765 + // Find the temporary message
766 + const tempMessage = $('.bot-message.temporary-message').last();
767 +
768 + if (tempMessage.length) {
769 + // Update existing message
770 + tempMessage.html(formattedContent);
771 + } else {
772 + // Create new temporary message if it doesn't exist
773 + appendMessage("bot", content, '', [], true);
774 + }
775 +}
776 +
777 +//Function to check if streaming is supported for the current model
778 +function isStreamingSupported(model) {
779 + if (!model) return false;
780 +
781 + //console.log("Checking streaming support for model:", model); // Debug log
782 +
783 + // Get the model prefix
784 + const modelPrefix = model.split('-')[0].toLowerCase();
785 +
786 + //console.log("Model prefix:", modelPrefix); // Debug log
787 +
788 + // Support streaming for OpenAI, Claude, Grok, and DeepSeek models
789 + const isSupported = modelPrefix === 'gpt' || modelPrefix === 'o1' || modelPrefix === 'claude' || modelPrefix === 'grok' || modelPrefix === 'deepseek';
790 +
791 + //console.log("Streaming supported:", isSupported); // Debug log
792 +
793 + return isSupported;
794 +}
795 +
796 +// Update the event handlers to use the correct function names
797 +$('#send-button').off('click').on('click', function() {
798 + sendMessage(); // Use the updated sendMessage function
799 +});
800 +
801 +// Override enter key handler
802 +$('#chat-input').off('keypress').on('keypress', function(e) {
803 + if (e.which == 13 && !e.shiftKey) {
804 + e.preventDefault();
805 + sendMessage(); // Use the updated sendMessage function
806 + }
807 +});
808 +
809 +
810 +function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false) {
811 + try {
812 + // Determine styles based on sender type
813 + let messageClass, bgColor, fontColor;
814 +
815 + if (sender === "user") {
816 + messageClass = "user-message";
817 + bgColor = userMessageBgColor;
818 + fontColor = userMessageFontColor;
819 + // Only sanitize user input
820 + messageText = sanitizeUserInput(messageText);
821 + } else if (sender === "agent") {
822 + messageClass = "agent-message";
823 + bgColor = liveAgentMessageBgColor;
824 + fontColor = liveAgentMessageFontColor;
825 + } else {
826 + messageClass = "bot-message";
827 + bgColor = botMessageBgColor;
828 + fontColor = botMessageFontColor;
829 + }
830 +
831 + const messageDiv = $('<div>')
832 + .addClass(messageClass)
833 + .attr('dir', 'auto')
834 + .css({
835 + 'background': bgColor,
836 + 'color': fontColor,
837 + 'margin-bottom': '1em'
838 + });
839 +
840 + // Process the message content based on sender
841 + let fullMessage;
842 + if (sender === "user") {
843 + // For user messages, apply linkify after sanitization
844 + fullMessage = linkify(formatBoldText(convertNewlinesToBreaks(formatCodeBlocks(messageText))));
845 + } else {
846 + // For bot/agent messages, preserve HTML
847 + fullMessage = messageText;
848 + }
849 +
850 + // Add images if provided
851 + if (images && images.length > 0) {
852 + fullMessage += '<div class="image-gallery" dir="auto">';
853 + images.forEach(img => {
854 + const safeTitle = sanitizeUserInput(img.title);
855 + const safeUrl = encodeURI(img.image_url);
856 + const safeThumbnail = encodeURI(img.thumbnail_url);
857 +
858 + fullMessage += `
859 + <div style="margin-bottom: 10px;">
860 + <strong>${safeTitle}</strong><br>
861 + <a href="${safeUrl}" target="_blank">
862 + <img src="${safeThumbnail}" alt="${safeTitle}" style="max-width: 100px; height: auto; margin: 5px;" />
863 + </a>
864 + </div>`;
865 + });
866 + fullMessage += '</div>';
867 + }
868 +
869 + // Append HTML content if provided
870 + if (messageHtml && sender !== "user") {
871 + fullMessage += '<br><br>' + messageHtml;
872 + }
873 +
874 + messageDiv.html(fullMessage);
875 +
876 + if (isTemporary) {
877 + messageDiv.addClass('temporary-message');
878 + }
879 +
880 + messageDiv.hide().appendTo('#chat-box').fadeIn(300, function() {
881 + // FIXED: Use event delegation for link tracking
882 + if (sender === "bot" || sender === "agent") {
883 + attachLinkTracking(messageDiv, messageText);
884 + }
885 +
886 + if (sender === "bot") {
887 + const lastUserMessage = $('#chat-box').find('.user-message').last();
888 + if (lastUserMessage.length) {
889 + scrollElementToTop(lastUserMessage);
890 + }
891 + }
892 + });
893 +
894 + if (messageText.id) {
895 + lastSeenMessageId = messageText.id;
896 + hideNotification();
897 + }
898 + } catch (error) {
899 + console.error("Error rendering message:", error);
900 + }
901 +}
902 +
903 +// NEW: Helper function to attach link tracking with proper event handling
904 +function attachLinkTracking(messageDiv, messageText) {
905 + // Use a slight delay to ensure DOM is ready
906 + setTimeout(function() {
907 + const links = messageDiv.find('a[href]').not('[data-tracked]');
908 +
909 + links.each(function() {
910 + const $link = $(this);
911 + const originalHref = $link.attr('href');
912 +
913 + // Mark as tracked to avoid duplicate handlers
914 + $link.attr('data-tracked', 'true');
915 +
916 + // Only track external URLs
917 + if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
918 + // Remove any existing click handlers first
919 + $link.off('click.tracking');
920 +
921 + // Add new click handler with namespace
922 + $link.on('click.tracking', function(e) {
923 + e.preventDefault();
924 + e.stopPropagation();
925 +
926 + const messageContext = typeof messageText === 'string'
927 + ? messageText.substring(0, 200)
928 + : '';
929 +
930 + // Track the click
931 + $.ajax({
932 + url: mxchatChat.ajax_url,
933 + type: 'POST',
934 + data: {
935 + action: 'mxchat_track_url_click',
936 + session_id: getChatSession(),
937 + url: originalHref,
938 + message_context: messageContext,
939 + nonce: mxchatChat.nonce
940 + },
941 + complete: function() {
942 + // Always redirect, even if tracking fails
943 + if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
944 + window.open(originalHref, '_blank');
945 + } else {
946 + window.location.href = originalHref;
947 + }
948 + }
949 + });
950 +
951 + return false; // Extra insurance to prevent default
952 + });
953 + }
954 + });
955 + }, 100); // Small delay to ensure DOM is ready
956 +}
957 +
958 +function replaceLastMessage(sender, responseText, responseHtml = '', images = []) {
959 + var messageClass = sender === "user" ? "user-message" : sender === "agent" ? "agent-message" : "bot-message";
960 + var lastMessageDiv = $('#chat-box').find('.bot-message.temporary-message, .agent-message.temporary-message').last();
961 +
962 + // Determine styles
963 + let bgColor, fontColor;
964 + if (sender === "user") {
965 + bgColor = userMessageBgColor;
966 + fontColor = userMessageFontColor;
967 + } else if (sender === "agent") {
968 + bgColor = liveAgentMessageBgColor;
969 + fontColor = liveAgentMessageFontColor;
970 + } else {
971 + bgColor = botMessageBgColor;
972 + fontColor = botMessageFontColor;
973 + }
974 +
975 + var fullMessage = linkify(formatBoldText(convertNewlinesToBreaks(formatCodeBlocks(responseText))));
976 + if (responseHtml) {
977 + fullMessage += '<br><br>' + responseHtml;
978 + }
979 +
980 + if (images.length > 0) {
981 + fullMessage += '<div class="image-gallery" dir="auto">';
982 + images.forEach(img => {
983 + fullMessage += `
984 + <div style="margin-bottom: 10px;">
985 + <strong>${img.title}</strong><br>
986 + <a href="${img.image_url}" target="_blank">
987 + <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
988 + </a>
989 + </div>`;
990 + });
991 + fullMessage += '</div>';
992 + }
993 +
994 + if (lastMessageDiv.length) {
995 + lastMessageDiv.fadeOut(200, function() {
996 + $(this)
997 + .html(fullMessage)
998 + .removeClass('bot-message user-message')
999 + .addClass(messageClass)
1000 + .attr('dir', 'auto')
1001 + .css({
1002 + 'background-color': bgColor,
1003 + 'color': fontColor,
1004 + })
1005 + .removeClass('temporary-message')
1006 + .fadeIn(200, function() {
1007 + // FIXED: Use the helper function for link tracking
1008 + if (sender === "bot" || sender === "agent") {
1009 + attachLinkTracking($(this), responseText);
1010 + }
1011 +
1012 + if (sender === "bot" || sender === "agent") {
1013 + const lastUserMessage = $('#chat-box').find('.user-message').last();
1014 + if (lastUserMessage.length) {
1015 + scrollElementToTop(lastUserMessage);
1016 + }
1017 + // Show notification if chat is hidden
1018 + if ($('#floating-chatbot').hasClass('hidden')) {
1019 + showNotification();
1020 + }
1021 + }
1022 + });
1023 + });
1024 + } else {
1025 + appendMessage(sender, responseText, responseHtml, images);
1026 + }
1027 +}
1028 +
1029 +
1030 + function appendThinkingMessage() {
1031 + // Remove any existing thinking dots first
1032 + $('.thinking-dots').remove();
1033 +
1034 + // Retrieve the bot message font color and background color
1035 + var botMessageFontColor = mxchatChat.bot_message_font_color;
1036 + var botMessageBgColor = mxchatChat.bot_message_bg_color;
1037 +
1038 +
1039 + var thinkingHtml = '<div class="thinking-dots-container">' +
1040 + '<div class="thinking-dots">' +
1041 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
1042 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
1043 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
1044 + '</div>' +
1045 + '</div>';
1046 +
1047 + // Append the thinking dots to the chat container (or within the temporary message div)
1048 + $("#chat-box").append('<div class="bot-message temporary-message" style="background-color: ' + botMessageBgColor + ';">' + thinkingHtml + '</div>');
1049 + scrollToBottom();
1050 + }
1051 +
1052 + function removeThinkingDots() {
1053 + $('.thinking-dots').closest('.temporary-message').remove();
1054 + }
1055 +
1056 +
1057 + // ====================================
1058 + // TEXT FORMATTING & PROCESSING
1059 + // ====================================
1060 +
1061 +
1062 + function linkify(inputText) {
1063 + if (!inputText) return '';
1064 +
1065 + // Process markdown headers
1066 + let processedText = formatMarkdownHeaders(inputText);
1067 +
1068 + // Process markdown links
1069 + const markdownLinkPattern = /\[([^\]]+)\]\((https?:\/\/[^\s]+)\)/g;
1070 + processedText = processedText.replace(markdownLinkPattern, (match, text, url) => {
1071 + const safeUrl = encodeURI(url);
1072 + const safeText = sanitizeUserInput(text);
1073 + return `<a href="${safeUrl}" target="${linkTarget}">${safeText}</a>`;
1074 + });
1075 +
1076 + // Process phone numbers (tel:)
1077 + const phonePattern = /\[([^\]]+)\]\((tel:[\d+]+)\)/g;
1078 + processedText = processedText.replace(phonePattern, (match, text, phone) => {
1079 + const safePhone = encodeURI(phone);
1080 + const safeText = sanitizeUserInput(text);
1081 + return `<a href="${safePhone}">${safeText}</a>`;
1082 + });
1083 +
1084 + // Process standalone URLs
1085 + const urlPattern = /(^|[^">])(https?:\/\/[^\s<]+)/gim;
1086 + processedText = processedText.replace(urlPattern, (match, prefix, url) => {
1087 + const safeUrl = encodeURI(url);
1088 + return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${url}</a>`;
1089 + });
1090 +
1091 + // Process www. URLs
1092 + const wwwPattern = /(^|[^">])(www\.[\S]+(\b|$))(?![^<]*<\/a>)/gim;
1093 + processedText = processedText.replace(wwwPattern, (match, prefix, url) => {
1094 + const safeUrl = encodeURI(`http://${url}`);
1095 + return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${url}</a>`;
1096 + });
1097 +
1098 + // Add this after your phone pattern
1099 + const mailtoPattern = /\[([^\]]+)\]\((mailto:[^\)]+)\)/g;
1100 + processedText = processedText.replace(mailtoPattern, (match, text, mailto) => {
1101 + const safeMailto = encodeURI(mailto);
1102 + const safeText = sanitizeUserInput(text);
1103 + return `<a href="${safeMailto}">${safeText}</a>`;
1104 + });
1105 +
1106 + return processedText;
1107 + }
1108 +
1109 + function formatMarkdownHeaders(text) {
1110 + // Handle h1 to h6 headers
1111 + return text.replace(/^(#{1,6})\s(.+)$/gm, function(match, hashes, content) {
1112 + const level = hashes.length;
1113 + return `<h${level} class="chat-heading">${content}</h${level}>`;
1114 + });
1115 + }
1116 +
1117 + function formatBoldText(text) {
1118 + return text.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
1119 + }
1120 +
1121 + function convertNewlinesToBreaks(text) {
1122 + // Split the text into paragraphs (marked by double newlines or multiple <br> tags)
1123 + const paragraphs = text.split(/(?:\n\n|\<br\>\s*\<br\>)/g);
1124 +
1125 + // Wrap each paragraph in <p> tags
1126 + return paragraphs
1127 + .map(para => `<p>${para.trim()}</p>`)
1128 + .join('');
1129 + }
1130 +
1131 + function formatCodeBlocks(text) {
1132 + // First handle raw PHP tags
1133 + text = text.replace(/(<\?php[\s\S]*?\?>)/g, (match) => {
1134 + return `<pre><code class="language-php">${escapeHtml(match)}</code></pre>`;
1135 + });
1136 +
1137 + // Then handle code blocks with backticks
1138 + text = text.replace(/```php5?\n([\s\S]+?)```/gi, (match, code) => {
1139 + return `<pre><code class="language-php">${escapeHtml(code)}</code></pre>`;
1140 + });
1141 +
1142 + return text;
1143 + }
1144 +
1145 + function sanitizeUserInput(text) {
1146 + const div = document.createElement('div');
1147 + div.textContent = text;
1148 + return div.innerHTML;
1149 + }
1150 +
1151 +
1152 + function escapeHtml(unsafe) {
1153 + // First check if it's already a code block
1154 + if (unsafe.includes('<pre><code') || unsafe.includes('</code></pre>')) {
1155 + return unsafe;
1156 + }
1157 +
1158 + return unsafe
1159 + .replace(/&/g, "&amp;")
1160 + .replace(/</g, "&lt;")
1161 + .replace(/>/g, "&gt;")
1162 + .replace(/"/g, "&quot;")
1163 + .replace(/'/g, "&#039;");
1164 + }
1165 +
1166 + function decodeHTMLEntities(text) {
1167 + var textArea = document.createElement('textarea');
1168 + textArea.innerHTML = text;
1169 + return textArea.value;
1170 + }
1171 +
1172 +
1173 + // ====================================
1174 + // UI & SCROLLING CONTROLS
1175 + // ====================================
1176 +
1177 + function scrollToBottom(instant = false) {
1178 + var chatBox = $('#chat-box');
1179 + if (instant) {
1180 + // Instantly set the scroll position to the bottom
1181 + chatBox.scrollTop(chatBox.prop("scrollHeight"));
1182 + } else {
1183 + // Use requestAnimationFrame for smoother scrolling if needed
1184 + let start = null;
1185 + const scrollHeight = chatBox.prop("scrollHeight");
1186 + const initialScroll = chatBox.scrollTop();
1187 + const distance = scrollHeight - initialScroll;
1188 + const duration = 500; // Duration in ms
1189 +
1190 + function smoothScroll(timestamp) {
1191 + if (!start) start = timestamp;
1192 + const progress = timestamp - start;
1193 + const currentScroll = initialScroll + (distance * (progress / duration));
1194 + chatBox.scrollTop(currentScroll);
1195 +
1196 + if (progress < duration) {
1197 + requestAnimationFrame(smoothScroll);
1198 + } else {
1199 + chatBox.scrollTop(scrollHeight); // Ensure it's exactly at the bottom
1200 + }
1201 + }
1202 +
1203 + requestAnimationFrame(smoothScroll);
1204 + }
1205 + }
1206 +
1207 + function scrollElementToTop(element) {
1208 + var chatBox = $('#chat-box');
1209 + var elementTop = element.position().top + chatBox.scrollTop();
1210 + chatBox.animate({ scrollTop: elementTop }, 500);
1211 + }
1212 +
1213 + function showChatWidget() {
1214 + // First ensure display is set
1215 + $('#floating-chatbot-button').css('display', 'flex');
1216 + // Then handle the fade
1217 + $('#floating-chatbot-button').fadeTo(500, 1);
1218 + // Force visibility
1219 + $('#floating-chatbot-button').removeClass('hidden');
1220 + //console.log('Showing widget');
1221 + }
1222 +
1223 + function hideChatWidget() {
1224 + $('#floating-chatbot-button').css('display', 'none');
1225 + $('#floating-chatbot-button').addClass('hidden');
1226 + //console.log('Hiding widget');
1227 + }
1228 +
1229 + function disableScroll() {
1230 + if (isMobile()) {
1231 + $('body').css('overflow', 'hidden');
1232 + }
1233 + }
1234 +
1235 + function enableScroll() {
1236 + if (isMobile()) {
1237 + $('body').css('overflow', '');
1238 + }
1239 + }
1240 +
1241 + function isMobile() {
1242 + // This can be a simple check, or more sophisticated detection of mobile devices
1243 + return window.innerWidth <= 768; // Example threshold for mobile devices
1244 + }
1245 +
1246 + function setFullHeight() {
1247 + var vh = $(window).innerHeight() * 0.01;
1248 + $(':root').css('--vh', vh + 'px');
1249 + }
1250 +
1251 +
1252 + // ====================================
1253 + // NOTIFICATION SYSTEM
1254 + // ====================================
1255 +
1256 + function createNotificationBadge() {
1257 + //console.log("Creating notification badge...");
1258 + const chatButton = document.getElementById('floating-chatbot-button');
1259 + //console.log("Chat button found:", !!chatButton);
1260 +
1261 + if (!chatButton) return;
1262 +
1263 + // Remove any existing badge first
1264 + const existingBadge = chatButton.querySelector('.chat-notification-badge');
1265 + if (existingBadge) {
1266 + //console.log("Removing existing badge");
1267 + existingBadge.remove();
1268 + }
1269 +
1270 + notificationBadge = document.createElement('div');
1271 + notificationBadge.className = 'chat-notification-badge';
1272 + notificationBadge.style.cssText = `
1273 + display: none;
1274 + position: absolute;
1275 + top: -5px;
1276 + right: -5px;
1277 + background-color: red;
1278 + color: white;
1279 + border-radius: 50%;
1280 + padding: 4px 8px;
1281 + font-size: 12px;
1282 + font-weight: bold;
1283 + z-index: 10001;
1284 + `;
1285 + chatButton.style.position = 'relative';
1286 + chatButton.appendChild(notificationBadge);
1287 +
1288 + }
1289 +
1290 + function showNotification() {
1291 + const badge = document.getElementById('chat-notification-badge');
1292 + if (badge && $('#floating-chatbot').hasClass('hidden')) {
1293 + badge.style.display = 'block';
1294 + badge.textContent = '1';
1295 + }
1296 + }
1297 +
1298 + function hideNotification() {
1299 + const badge = document.getElementById('chat-notification-badge');
1300 + if (badge) {
1301 + badge.style.display = 'none';
1302 + }
1303 + }
1304 +
1305 + function startNotificationChecking() {
1306 + const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
1307 + if (!chatPersistenceEnabled) return;
1308 +
1309 + createNotificationBadge();
1310 + notificationCheckInterval = setInterval(checkForNewMessages, 30000); // Check every 30 seconds
1311 + }
1312 +
1313 + function stopNotificationChecking() {
1314 + if (notificationCheckInterval) {
1315 + clearInterval(notificationCheckInterval);
1316 + }
1317 + }
1318 +
1319 + function checkForNewMessages() {
1320 + const sessionId = getChatSession();
1321 + const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
1322 +
1323 + if (!chatPersistenceEnabled) return;
1324 +
1325 + $.ajax({
1326 + url: mxchatChat.ajax_url,
1327 + type: 'POST',
1328 + data: {
1329 + action: 'mxchat_check_new_messages',
1330 + session_id: sessionId,
1331 + last_seen_id: lastSeenMessageId,
1332 + nonce: mxchatChat.nonce
1333 + },
1334 + success: function(response) {
1335 + if (response.success && response.data.hasNewMessages) {
1336 + showNotification();
1337 + }
1338 + }
1339 + });
1340 + }
1341 +
1342 +
1343 + // ====================================
1344 + // LIVE AGENT FUNCTIONALITY
1345 + // ====================================
1346 +
1347 + function updateChatModeIndicator(mode) {
1348 + const indicator = document.getElementById('chat-mode-indicator');
1349 + if (indicator) {
1350 + // For Live Agent, keep as is; for AI mode, use the customized text
1351 + if (mode === 'agent') {
1352 + indicator.textContent = 'Live Agent';
1353 + } else {
1354 + // Get the custom AI agent text from a data attribute we'll add to the element
1355 + const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1356 + indicator.textContent = customAiText;
1357 + }
1358 + }
1359 + // Start or stop polling based on mode
1360 + if (mode === 'agent') {
1361 + startPolling();
1362 + } else {
1363 + stopPolling();
1364 + }
1365 + }
1366 +
1367 + function startPolling() {
1368 + // Clear any existing interval first
1369 + stopPolling();
1370 + // Start new polling interval
1371 + pollingInterval = setInterval(checkForAgentMessages, 5000);
1372 + //console.log("Started agent message polling");
1373 + }
1374 +
1375 + function stopPolling() {
1376 + if (pollingInterval) {
1377 + clearInterval(pollingInterval);
1378 + pollingInterval = null;
1379 + //console.log("Stopped agent message polling");
1380 + }
1381 + }
1382 +
1383 +function checkForAgentMessages() {
1384 + const sessionId = getChatSession();
1385 + $.ajax({
1386 + url: mxchatChat.ajax_url,
1387 + type: 'POST',
1388 + dataType: 'json',
1389 + data: {
1390 + action: 'mxchat_fetch_new_messages',
1391 + session_id: sessionId,
1392 + last_seen_id: lastSeenMessageId,
1393 + persistence_enabled: 'true', // Add this too
1394 + nonce: mxchatChat.nonce
1395 + },
1396 + success: function (response) {
1397 + if (response.success && response.data?.new_messages) {
1398 + let hasNewMessage = false;
1399 +
1400 + response.data.new_messages.forEach(function (message) {
1401 + if (message.role === "agent" && !processedMessageIds.has(message.id)) {
1402 + hasNewMessage = true;
1403 + // CHANGE THIS LINE:
1404 + appendMessage("agent", message.content); // Instead of replaceLastMessage
1405 + lastSeenMessageId = message.id;
1406 + processedMessageIds.add(message.id);
1407 + }
1408 + });
1409 +
1410 + if (hasNewMessage && $('#floating-chatbot').hasClass('hidden')) {
1411 + showNotification();
1412 + }
1413 +
1414 + scrollToBottom(true);
1415 + }
1416 + },
1417 + error: function (xhr, status, error) {
1418 + //console.error("Polling error:", xhr, status, error);
1419 + }
1420 + });
1421 +}
1422 +
1423 + // ====================================
1424 + // CHAT HISTORY & PERSISTENCE
1425 + // ====================================
1426 +
1427 + function loadChatHistory() {
1428 + var sessionId = getChatSession();
1429 + var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
1430 +
1431 + if (chatPersistenceEnabled && sessionId) {
1432 + $.ajax({
1433 + url: mxchatChat.ajax_url,
1434 + type: 'POST',
1435 + dataType: 'json',
1436 + data: {
1437 + action: 'mxchat_fetch_conversation_history',
1438 + session_id: sessionId
1439 + },
1440 + success: function(response) {
1441 + if (response.success && response.data && Array.isArray(response.data.conversation)) {
1442 +
1443 +
1444 + var $chatBox = $('#chat-box');
1445 + var $fragment = $(document.createDocumentFragment());
1446 + let highestMessageId = lastSeenMessageId;
1447 +
1448 + if (response.data.chat_mode) {
1449 + updateChatModeIndicator(response.data.chat_mode);
1450 + }
1451 +
1452 + $.each(response.data.conversation, function(index, message) {
1453 + // Skip agent messages if persistence is off
1454 + if (!chatPersistenceEnabled && message.role === 'agent') {
1455 + return;
1456 + }
1457 +
1458 + var messageClass, messageBgColor, messageFontColor;
1459 +
1460 + switch (message.role) {
1461 + case 'user':
1462 + messageClass = 'user-message';
1463 + messageBgColor = userMessageBgColor;
1464 + messageFontColor = userMessageFontColor;
1465 + break;
1466 + case 'agent':
1467 + messageClass = 'agent-message';
1468 + messageBgColor = liveAgentMessageBgColor;
1469 + messageFontColor = liveAgentMessageFontColor;
1470 + break;
1471 + default:
1472 + messageClass = 'bot-message';
1473 + messageBgColor = botMessageBgColor;
1474 + messageFontColor = botMessageFontColor;
1475 + break;
1476 + }
1477 +
1478 + var messageElement = $('<div>').addClass(messageClass)
1479 + .css({
1480 + 'background': messageBgColor,
1481 + 'color': messageFontColor
1482 + });
1483 +
1484 + var content = message.content;
1485 + content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
1486 + content = decodeHTMLEntities(content);
1487 +
1488 + if (content.includes("mxchat-product-card") || content.includes("mxchat-image-gallery")) {
1489 + messageElement.html(content);
1490 + } else {
1491 + var formattedContent = linkify(
1492 + formatBoldText(
1493 + convertNewlinesToBreaks(formatCodeBlocks(content))
1494 + )
1495 + );
1496 + messageElement.html(formattedContent);
1497 + }
1498 +
1499 + $fragment.append(messageElement);
1500 +
1501 + // In loadChatHistory, change this part:
1502 + if (message.id) {
1503 + highestMessageId = Math.max(highestMessageId, message.id);
1504 + processedMessageIds.add(message.id); // Add all message IDs to processed set
1505 + }
1506 + });
1507 +
1508 + $chatBox.append($fragment);
1509 + scrollToBottom(true);
1510 +
1511 + if (response.data.conversation.length > 0 && hasQuickQuestions()) {
1512 + collapseQuickQuestions();
1513 + }
1514 +
1515 + // Update lastSeenMessageId after history loads
1516 + lastSeenMessageId = highestMessageId;
1517 +
1518 + // Only update chat mode if persistence is enabled
1519 + if (chatPersistenceEnabled && response.data.conversation.length > 0) {
1520 + var lastMessage = response.data.conversation[response.data.conversation.length - 1];
1521 + if (lastMessage.role === 'agent') {
1522 + updateChatModeIndicator('agent');
1523 + }
1524 + }
1525 + } else {
1526 + console.warn("No conversation history found.");
1527 + }
1528 + },
1529 + error: function(xhr, status, error) {
1530 + //console.error("Error loading chat history:", status, error);
1531 + appendMessage("bot", "Unable to load chat history.");
1532 + }
1533 + });
1534 + } else {
1535 + console.warn("Chat persistence is disabled or no session ID found. Not loading history.");
1536 + }
1537 + }
1538 +
1539 +
1540 + // ====================================
1541 + // FILE UPLOAD FUNCTIONALITY
1542 + // ====================================
1543 +
1544 + function addSafeEventListener(elementId, eventType, handler) {
1545 + const element = document.getElementById(elementId);
1546 + if (element) {
1547 + element.addEventListener(eventType, handler);
1548 + }
1549 + }
1550 +
1551 + function showActivePdf(filename) {
1552 + const container = document.getElementById('active-pdf-container');
1553 + const nameElement = document.getElementById('active-pdf-name');
1554 +
1555 + if (!container || !nameElement) {
1556 + //console.error('PDF container elements not found');
1557 + return;
1558 + }
1559 +
1560 + nameElement.textContent = filename;
1561 + container.style.display = 'flex';
1562 + }
1563 +
1564 + function showActiveWord(filename) {
1565 + const container = document.getElementById('active-word-container');
1566 + const nameElement = document.getElementById('active-word-name');
1567 +
1568 + if (!container || !nameElement) {
1569 + //console.error('Word document container elements not found');
1570 + return;
1571 + }
1572 +
1573 + nameElement.textContent = filename;
1574 + container.style.display = 'flex';
1575 + }
1576 +
1577 + function removeActivePdf() {
1578 + const container = document.getElementById('active-pdf-container');
1579 + const nameElement = document.getElementById('active-pdf-name');
1580 +
1581 + if (!container || !nameElement || !activePdfFile) return;
1582 +
1583 + fetch(mxchatChat.ajax_url, {
1584 + method: 'POST',
1585 + headers: {
1586 + 'Content-Type': 'application/x-www-form-urlencoded',
1587 + },
1588 + body: new URLSearchParams({
1589 + 'action': 'mxchat_remove_pdf',
1590 + 'session_id': sessionId,
1591 + 'nonce': mxchatChat.nonce
1592 + })
1593 + })
1594 + .then(response => response.json())
1595 + .then(data => {
1596 + if (data.success) {
1597 + container.style.display = 'none';
1598 + nameElement.textContent = '';
1599 + activePdfFile = null;
1600 + appendMessage('bot', 'PDF removed.');
1601 + }
1602 + })
1603 + .catch(error => {
1604 + //console.error('Error removing PDF:', error);
1605 + });
1606 + }
1607 +
1608 + function removeActiveWord() {
1609 + const container = document.getElementById('active-word-container');
1610 + const nameElement = document.getElementById('active-word-name');
1611 +
1612 + if (!container || !nameElement || !activeWordFile) return;
1613 +
1614 + fetch(mxchatChat.ajax_url, {
1615 + method: 'POST',
1616 + headers: {
1617 + 'Content-Type': 'application/x-www-form-urlencoded',
1618 + },
1619 + body: new URLSearchParams({
1620 + 'action': 'mxchat_remove_word',
1621 + 'session_id': sessionId,
1622 + 'nonce': mxchatChat.nonce
1623 + })
1624 + })
1625 + .then(response => response.json())
1626 + .then(data => {
1627 + if (data.success) {
1628 + container.style.display = 'none';
1629 + nameElement.textContent = '';
1630 + activeWordFile = null;
1631 + appendMessage('bot', 'Word document removed.');
1632 + }
1633 + })
1634 + .catch(error => {
1635 + //console.error('Error removing Word document:', error);
1636 + });
1637 + }
1638 +
1639 + // ====================================
1640 + // CONSENT & COMPLIANCE (GDPR)
1641 + // ====================================
1642 +
1643 + function initializeChatVisibility() {
1644 + //console.log('Initializing chat visibility');
1645 + const complianzEnabled = mxchatChat.complianz_toggle === 'on' ||
1646 + mxchatChat.complianz_toggle === '1' ||
1647 + mxchatChat.complianz_toggle === 1;
1648 +
1649 + if (complianzEnabled && typeof cmplz_has_consent === "function" && typeof complianz !== 'undefined') {
1650 + // Initial check
1651 + checkConsentAndShowChat();
1652 +
1653 + // Listen for consent changes
1654 + $(document).on('cmplz_status_change', function(event) {
1655 + //console.log('Status change detected');
1656 + checkConsentAndShowChat();
1657 + });
1658 + } else {
1659 + // If Complianz is not enabled, always show
1660 + $('#floating-chatbot-button')
1661 + .css('display', 'flex')
1662 + .removeClass('hidden no-consent')
1663 + .fadeTo(500, 1);
1664 +
1665 + // Also check pre-chat message when Complianz is not enabled
1666 + checkPreChatDismissal();
1667 + }
1668 + }
1669 +
1670 +
1671 + function checkConsentAndShowChat() {
1672 + var consentStatus = cmplz_has_consent('marketing');
1673 + var consentType = complianz.consenttype;
1674 +
1675 + //console.log('Checking consent:', {status: consentStatus,type: consentType});
1676 +
1677 + let $widget = $('#floating-chatbot-button');
1678 + let $chatbot = $('#floating-chatbot');
1679 + let $preChat = $('#pre-chat-message');
1680 +
1681 + if (consentStatus === true) {
1682 + //console.log('Consent granted - showing widget');
1683 + $widget
1684 + .removeClass('no-consent')
1685 + .css('display', 'flex')
1686 + .removeClass('hidden')
1687 + .fadeTo(500, 1);
1688 + $chatbot.removeClass('no-consent');
1689 +
1690 + // Show pre-chat message if not dismissed
1691 + checkPreChatDismissal();
1692 + } else {
1693 + //console.log('No consent - hiding widget');
1694 + $widget
1695 + .addClass('no-consent')
1696 + .fadeTo(500, 0, function() {
1697 + $(this)
1698 + .css('display', 'none')
1699 + .addClass('hidden');
1700 + });
1701 + $chatbot.addClass('no-consent');
1702 +
1703 + // Hide pre-chat message when no consent
1704 + $preChat.hide();
1705 + }
1706 + }
1707 +
1708 +
1709 + // ====================================
1710 + // PRE-CHAT MESSAGE HANDLING
1711 + // ====================================
1712 +
1713 + function checkPreChatDismissal() {
1714 + $.ajax({
1715 + url: mxchatChat.ajax_url,
1716 + type: 'POST',
1717 + data: {
1718 + action: 'mxchat_check_pre_chat_message_status',
1719 + _ajax_nonce: mxchatChat.nonce
1720 + },
1721 + success: function(response) {
1722 + if (response.success && !response.data.dismissed) {
1723 + $('#pre-chat-message').fadeIn(250);
1724 + } else {
1725 + $('#pre-chat-message').hide();
1726 + }
1727 + },
1728 + error: function() {
1729 + //console.error('Failed to check pre-chat message dismissal status.');
1730 + }
1731 + });
1732 + }
1733 +
1734 + function handlePreChatDismissal() {
1735 + $('#pre-chat-message').fadeOut(200);
1736 + $.ajax({
1737 + url: mxchatChat.ajax_url,
1738 + type: 'POST',
1739 + data: {
1740 + action: 'mxchat_dismiss_pre_chat_message',
1741 + _ajax_nonce: mxchatChat.nonce
1742 + },
1743 + success: function() {
1744 + $('#pre-chat-message').hide();
1745 + },
1746 + error: function() {
1747 + //console.error('Failed to dismiss pre-chat message.');
1748 + }
1749 + });
1750 + }
1751 +
1752 +
1753 + // ====================================
1754 + // UTILITY FUNCTIONS
1755 + // ====================================
1756 +
1757 + function copyToClipboard(text) {
1758 + var tempInput = $('<input>');
1759 + $('body').append(tempInput);
1760 + tempInput.val(text).select();
1761 + document.execCommand('copy');
1762 + tempInput.remove();
1763 + }
1764 +
1765 +
1766 + function isImageHtml(str) {
1767 + return str.startsWith('<img') && str.endsWith('>');
1768 + }
1769 +
1770 +
1771 + // ====================================
1772 + // EVENT HANDLERS & INITIALIZATION
1773 + // ====================================
1774 +
1775 +$(document).on('click', '.mxchat-popular-question', function () {
1776 + var question = $(this).text();
1777 +
1778 + // Append the question as if the user typed it
1779 + appendMessage("user", question);
1780 +
1781 + // Only collapse if there are questions
1782 + if (hasQuickQuestions()) {
1783 + collapseQuickQuestions();
1784 + }
1785 +
1786 + // Send the question to the server
1787 + sendMessageToChatbot(question);
1788 +});
1789 +
1790 +$(document).on('click', '.questions-toggle-btn', function(e) {
1791 + e.preventDefault();
1792 + e.stopPropagation();
1793 + expandQuickQuestions();
1794 +});
1795 +
1796 +$(document).on('click', '.questions-collapse-btn', function(e) {
1797 + e.preventDefault();
1798 + e.stopPropagation();
1799 + collapseQuickQuestions();
1800 +});
1801 +
1802 + // Chatbot visibility toggle handlers
1803 + $(document).on('click', '#floating-chatbot-button', function() {
1804 + var chatbot = $('#floating-chatbot');
1805 + if (chatbot.hasClass('hidden')) {
1806 + chatbot.removeClass('hidden').addClass('visible');
1807 + $(this).addClass('hidden');
1808 + $('#chat-notification-badge').hide(); // Hide notification when opening chat
1809 + disableScroll();
1810 + $('#pre-chat-message').fadeOut(250);
1811 + } else {
1812 + chatbot.removeClass('visible').addClass('hidden');
1813 + $(this).removeClass('hidden');
1814 + enableScroll();
1815 + checkPreChatDismissal();
1816 + }
1817 + });
1818 +
1819 + $(document).on('click', '#exit-chat-button', function() {
1820 + $('#floating-chatbot').addClass('hidden').removeClass('visible');
1821 + $('#floating-chatbot-button').removeClass('hidden');
1822 + enableScroll();
1823 + });
1824 +
1825 + $(document).on('click', '.close-pre-chat-message', function(e) {
1826 + e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
1827 + $('#pre-chat-message').fadeOut(200, function() {
1828 + $(this).remove();
1829 + });
1830 + });
1831 +
1832 +
1833 + // PDF upload button handlers
1834 + if (document.getElementById('pdf-upload-btn')) {
1835 + document.getElementById('pdf-upload-btn').addEventListener('click', function() {
1836 + document.getElementById('pdf-upload').click();
1837 + });
1838 + }
1839 +
1840 + // Word upload button handlers
1841 + if (document.getElementById('word-upload-btn')) {
1842 + document.getElementById('word-upload-btn').addEventListener('click', function() {
1843 + document.getElementById('word-upload').click();
1844 + });
1845 + }
1846 +
1847 + // PDF file input change handler
1848 + addSafeEventListener('pdf-upload', 'change', async function(e) {
1849 + const file = e.target.files[0];
1850 +
1851 + if (!file || file.type !== 'application/pdf') {
1852 + alert('Please select a valid PDF file.');
1853 + return;
1854 + }
1855 +
1856 + if (!sessionId) {
1857 + //console.error('No session ID found');
1858 + alert('Error: No session ID found');
1859 + return;
1860 + }
1861 +
1862 + if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
1863 + //console.error('mxchatChat not properly configured:', mxchatChat);
1864 + alert('Error: Ajax configuration missing');
1865 + return;
1866 + }
1867 +
1868 + // Disable buttons and show loading state
1869 + const uploadBtn = document.getElementById('pdf-upload-btn');
1870 + const sendBtn = document.getElementById('send-button');
1871 + const originalBtnContent = uploadBtn.innerHTML;
1872 +
1873 + try {
1874 + const formData = new FormData();
1875 + formData.append('action', 'mxchat_upload_pdf');
1876 + formData.append('pdf_file', file);
1877 + formData.append('session_id', sessionId);
1878 + formData.append('nonce', mxchatChat.nonce);
1879 +
1880 + uploadBtn.disabled = true;
1881 + sendBtn.disabled = true;
1882 + uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
1883 + <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
1884 + </svg>`;
1885 +
1886 + const response = await fetch(mxchatChat.ajax_url, {
1887 + method: 'POST',
1888 + body: formData
1889 + });
1890 +
1891 + const data = await response.json();
1892 +
1893 + if (data.success) {
1894 + // Hide popular questions if they exist
1895 + const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
1896 + if (hasQuickQuestions()) {
1897 + collapseQuickQuestions();
1898 + }
1899 +
1900 + // Show the active PDF name
1901 + showActivePdf(data.data.filename);
1902 +
1903 + appendMessage('bot', data.data.message);
1904 + scrollToBottom();
1905 + activePdfFile = data.data.filename;
1906 + } else {
1907 + //console.error('Upload failed:', data.data);
1908 + alert('Failed to upload PDF. Please try again.');
1909 + }
1910 + } catch (error) {
1911 + //console.error('Upload error:', error);
1912 + alert('Error uploading file. Please try again.');
1913 + } finally {
1914 + uploadBtn.disabled = false;
1915 + sendBtn.disabled = false;
1916 + uploadBtn.innerHTML = originalBtnContent;
1917 + this.value = ''; // Reset file input
1918 + }
1919 + });
1920 +
1921 + // Word file input change handler
1922 + addSafeEventListener('word-upload', 'change', async function(e) {
1923 + const file = e.target.files[0];
1924 +
1925 + if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
1926 + alert('Please select a valid Word document (.docx).');
1927 + return;
1928 + }
1929 +
1930 + if (!sessionId) {
1931 + //console.error('No session ID found');
1932 + alert('Error: No session ID found');
1933 + return;
1934 + }
1935 +
1936 + // Disable buttons and show loading state
1937 + const uploadBtn = document.getElementById('word-upload-btn');
1938 + const sendBtn = document.getElementById('send-button');
1939 + const originalBtnContent = uploadBtn.innerHTML;
1940 +
1941 + try {
1942 + const formData = new FormData();
1943 + formData.append('action', 'mxchat_upload_word');
1944 + formData.append('word_file', file);
1945 + formData.append('session_id', sessionId);
1946 + formData.append('nonce', mxchatChat.nonce);
1947 +
1948 + uploadBtn.disabled = true;
1949 + sendBtn.disabled = true;
1950 + uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
1951 + <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
1952 + </svg>`;
1953 +
1954 + const response = await fetch(mxchatChat.ajax_url, {
1955 + method: 'POST',
1956 + body: formData
1957 + });
1958 +
1959 + const data = await response.json();
1960 +
1961 + if (data.success) {
1962 + // Hide popular questions if they exist
1963 + const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
1964 + if (hasQuickQuestions()) {
1965 + collapseQuickQuestions();
1966 + }
1967 +
1968 + // Show the active Word document name
1969 + showActiveWord(data.data.filename);
1970 +
1971 + appendMessage('bot', data.data.message);
1972 + scrollToBottom();
1973 + activeWordFile = data.data.filename;
1974 + } else {
1975 + //console.error('Upload failed:', data.data);
1976 + alert('Failed to upload Word document. Please try again.');
1977 + }
1978 + } catch (error) {
1979 + //console.error('Upload error:', error);
1980 + alert('Error uploading file. Please try again.');
1981 + } finally {
1982 + uploadBtn.disabled = false;
1983 + sendBtn.disabled = false;
1984 + uploadBtn.innerHTML = originalBtnContent;
1985 + this.value = ''; // Reset file input
1986 + }
1987 + });
1988 +
1989 + // Remove button click handlers
1990 + document.getElementById('remove-pdf-btn')?.addEventListener('click', function(e) {
1991 + e.preventDefault();
1992 + e.stopPropagation();
1993 + removeActivePdf();
1994 + });
1995 +
1996 + document.getElementById('remove-word-btn')?.addEventListener('click', function(e) {
1997 + e.preventDefault();
1998 + e.stopPropagation();
1999 + removeActiveWord();
2000 + });
2001 +
2002 + // Window resize handlers
2003 + $(window).on('resize orientationchange', function() {
2004 + setFullHeight();
2005 + });
2006 +
2007 +
2008 + // ====================================
2009 + // TOOLBAR & STYLING SETUP
2010 + // ====================================
2011 +
2012 + // Apply toolbar settings
2013 + if (mxchatChat.chat_toolbar_toggle === 'on') {
2014 + $('.chat-toolbar').show();
2015 + } else {
2016 + $('.chat-toolbar').hide();
2017 + }
2018 +
2019 + // Apply toolbar icon colors
2020 + const toolbarElements = [
2021 + '#mxchat-chatbot .toolbar-btn svg',
2022 + '#mxchat-chatbot .active-pdf-name',
2023 + '#mxchat-chatbot .active-word-name',
2024 + '#mxchat-chatbot .remove-pdf-btn svg',
2025 + '#mxchat-chatbot .remove-word-btn svg',
2026 + '#mxchat-chatbot .toolbar-perplexity svg'
2027 + ];
2028 +
2029 + toolbarElements.forEach(selector => {
2030 + $(selector).css({
2031 + 'fill': toolbarIconColor,
2032 + 'stroke': toolbarIconColor,
2033 + 'color': toolbarIconColor
2034 + });
2035 + });
2036 +
2037 +
2038 +// ====================================
2039 +// EMAIL COLLECTION SETUP
2040 +// ====================================
2041 +// Email collection form setup and handlers
2042 +const emailForm = document.getElementById('email-collection-form');
2043 +const emailBlocker = document.getElementById('email-blocker');
2044 +const chatbotWrapper = document.getElementById('chat-container');
2045 +
2046 +if (emailForm && emailBlocker && chatbotWrapper) {
2047 +
2048 + // NEW: Check if server already provided the email state
2049 + if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
2050 + console.log('Using server-provided email state:', mxchatChat.initial_email_state);
2051 +
2052 + // Use server-provided state instead of making AJAX call
2053 + const emailState = mxchatChat.initial_email_state;
2054 + if (emailState.show_email_form) {
2055 + showEmailForm();
2056 + } else {
2057 + showChatContainer();
2058 + }
2059 +
2060 + // Continue to set up form handlers but skip the AJAX check
2061 + setupFormHandlers();
2062 +
2063 + } else {
2064 + // FALLBACK: Use existing AJAX approach if server state not available
2065 + console.log('Server state not available, using AJAX fallback');
2066 + setupFormHandlers();
2067 + // Initialize email check with delay to prevent race conditions
2068 + setTimeout(checkSessionAndEmail, 100);
2069 + }
2070 +
2071 + // Add loading state management
2072 + let isSubmitting = false;
2073 +
2074 + // Check if email exists for the current session
2075 + function checkSessionAndEmail() {
2076 + const sessionId = getChatSession();
2077 +
2078 + // Add timeout to prevent hanging
2079 + const controller = new AbortController();
2080 + const timeoutId = setTimeout(() => controller.abort(), 10000); // 10 second timeout
2081 +
2082 + fetch(mxchatChat.ajax_url, {
2083 + method: 'POST',
2084 + headers: {
2085 + 'Content-Type': 'application/x-www-form-urlencoded',
2086 + },
2087 + body: new URLSearchParams({
2088 + action: 'mxchat_check_email_provided',
2089 + session_id: sessionId,
2090 + nonce: mxchatChat.nonce,
2091 + }),
2092 + signal: controller.signal
2093 + })
2094 + .then((response) => {
2095 + clearTimeout(timeoutId);
2096 + if (!response.ok) {
2097 + throw new Error(`HTTP error! status: ${response.status}`);
2098 + }
2099 + return response.json();
2100 + })
2101 + .then((data) => {
2102 + if (data.success) {
2103 + if (data.data.logged_in || data.data.email) {
2104 + showChatContainer();
2105 + } else {
2106 + showEmailForm();
2107 + }
2108 + } else {
2109 + // On error, default to showing email form
2110 + showEmailForm();
2111 + }
2112 + })
2113 + .catch((error) => {
2114 + clearTimeout(timeoutId);
2115 + console.warn('Email check failed, defaulting to email form:', error);
2116 + showEmailForm();
2117 + });
2118 + }
2119 +
2120 + // Optimized UI transition functions
2121 + function showEmailForm() {
2122 + emailBlocker.style.display = 'flex';
2123 + chatbotWrapper.style.display = 'none';
2124 + }
2125 +
2126 + function showChatContainer() {
2127 + // Show chat immediately without delay
2128 + emailBlocker.style.display = 'none';
2129 + chatbotWrapper.style.display = 'flex';
2130 +
2131 + // Load chat history only after showing chat container
2132 + if (typeof loadChatHistory === 'function') {
2133 + loadChatHistory();
2134 + }
2135 + }
2136 +
2137 + // Enhanced email validation
2138 + function isValidEmail(email) {
2139 + const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
2140 + return emailRegex.test(email.trim()) && email.length <= 254; // RFC 5321 limit
2141 + }
2142 +
2143 + // Enhanced name validation
2144 + function isValidName(name) {
2145 + return name && name.trim().length >= 2 && name.trim().length <= 100;
2146 + }
2147 +
2148 + // Show loading state with spinner
2149 + function setSubmissionState(loading) {
2150 + const submitButton = document.getElementById('email-submit-button');
2151 + const emailInput = document.getElementById('user-email');
2152 + const nameInput = document.getElementById('user-name');
2153 +
2154 + if (loading) {
2155 + isSubmitting = true;
2156 + submitButton.disabled = true;
2157 + emailInput.disabled = true;
2158 + if (nameInput) nameInput.disabled = true;
2159 +
2160 + // Store original content and add spinner
2161 + if (!submitButton.getAttribute('data-original-html')) {
2162 + submitButton.setAttribute('data-original-html', submitButton.innerHTML);
2163 + }
2164 +
2165 + // Add loading spinner while keeping original text
2166 + const originalText = submitButton.textContent;
2167 + submitButton.innerHTML = `
2168 + <svg class="email-spinner" style="width: 16px; height: 16px; margin-right: 8px; animation: spin 1s linear infinite;" viewBox="0 0 24 24">
2169 + <circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" fill="none" stroke-dasharray="31.416" stroke-dashoffset="31.416">
2170 + <animate attributeName="stroke-dasharray" dur="2s" values="0 31.416;15.708 15.708;0 31.416" repeatCount="indefinite"/>
2171 + <animate attributeName="stroke-dashoffset" dur="2s" values="0;-15.708;-31.416" repeatCount="indefinite"/>
2172 + </circle>
2173 + </svg>
2174 + ${originalText}
2175 + `;
2176 +
2177 + submitButton.style.opacity = '0.8';
2178 + } else {
2179 + isSubmitting = false;
2180 + submitButton.disabled = false;
2181 + emailInput.disabled = false;
2182 + if (nameInput) nameInput.disabled = false;
2183 +
2184 + // Restore original content
2185 + const originalHtml = submitButton.getAttribute('data-original-html');
2186 + if (originalHtml) {
2187 + submitButton.innerHTML = originalHtml;
2188 + }
2189 +
2190 + submitButton.style.opacity = '1';
2191 + }
2192 + }
2193 +
2194 + // Error display functions
2195 + function showEmailError(message) {
2196 + clearEmailError();
2197 +
2198 + const errorDiv = document.createElement('div');
2199 + errorDiv.className = 'email-error';
2200 + errorDiv.style.cssText = `
2201 + color: #e74c3c;
2202 + font-size: 12px;
2203 + margin-top: 8px;
2204 + padding: 4px 0;
2205 + animation: fadeInError 0.3s ease;
2206 + `;
2207 + errorDiv.textContent = message;
2208 +
2209 + // Add CSS animation if not already present
2210 + if (!document.getElementById('email-error-styles')) {
2211 + const style = document.createElement('style');
2212 + style.id = 'email-error-styles';
2213 + style.textContent = `
2214 + @keyframes fadeInError {
2215 + from { opacity: 0; transform: translateY(-5px); }
2216 + to { opacity: 1; transform: translateY(0); }
2217 + }
2218 + .email-input-shake {
2219 + animation: shake 0.5s ease-in-out;
2220 + }
2221 + @keyframes shake {
2222 + 0%, 100% { transform: translateX(0); }
2223 + 25% { transform: translateX(-5px); }
2224 + 75% { transform: translateX(5px); }
2225 + }
2226 + `;
2227 + document.head.appendChild(style);
2228 + }
2229 +
2230 + emailForm.appendChild(errorDiv);
2231 +
2232 + // Add shake animation to inputs
2233 + const emailInput = document.getElementById('user-email');
2234 + const nameInput = document.getElementById('user-name');
2235 +
2236 + if (emailInput) {
2237 + emailInput.classList.add('email-input-shake');
2238 + setTimeout(() => {
2239 + emailInput.classList.remove('email-input-shake');
2240 + }, 500);
2241 + }
2242 +
2243 + if (nameInput) {
2244 + nameInput.classList.add('email-input-shake');
2245 + setTimeout(() => {
2246 + nameInput.classList.remove('email-input-shake');
2247 + }, 500);
2248 + }
2249 + }
2250 +
2251 + function clearEmailError() {
2252 + const existingErrors = emailForm.querySelectorAll('.email-error');
2253 + existingErrors.forEach(error => error.remove());
2254 + }
2255 +
2256 + // NEW: Separate function to set up all form handlers
2257 + function setupFormHandlers() {
2258 + // Add CSS for spinner animation if not already present
2259 + if (!document.getElementById('email-spinner-styles')) {
2260 + const style = document.createElement('style');
2261 + style.id = 'email-spinner-styles';
2262 + style.textContent = `
2263 + @keyframes spin {
2264 + from { transform: rotate(0deg); }
2265 + to { transform: rotate(360deg); }
2266 + }
2267 + .email-spinner {
2268 + display: inline-block;
2269 + vertical-align: middle;
2270 + }
2271 + `;
2272 + document.head.appendChild(style);
2273 + }
2274 +
2275 + // Handle email form submission with improved error handling
2276 + emailForm.addEventListener('submit', function (event) {
2277 + event.preventDefault();
2278 +
2279 + // Prevent double submission
2280 + if (isSubmitting) {
2281 + return;
2282 + }
2283 +
2284 + const userEmail = document.getElementById('user-email').value.trim();
2285 + const nameInput = document.getElementById('user-name');
2286 + const userName = nameInput ? nameInput.value.trim() : '';
2287 + const sessionId = getChatSession();
2288 +
2289 + // Validate email before submission
2290 + if (!userEmail) {
2291 + showEmailError('Please enter your email address.');
2292 + return;
2293 + }
2294 +
2295 + if (!isValidEmail(userEmail)) {
2296 + showEmailError('Please enter a valid email address.');
2297 + return;
2298 + }
2299 +
2300 + // Validate name if field exists
2301 + if (nameInput && !isValidName(userName)) {
2302 + showEmailError('Please enter a valid name (2-100 characters).');
2303 + return;
2304 + }
2305 +
2306 + // Clear any existing errors
2307 + clearEmailError();
2308 + setSubmissionState(true);
2309 +
2310 + // Add timeout for submission
2311 + const controller = new AbortController();
2312 + const timeoutId = setTimeout(() => {
2313 + controller.abort();
2314 + setSubmissionState(false);
2315 + showEmailError('Request timed out. Please try again.');
2316 + }, 15000); // 15 second timeout
2317 +
2318 + // Prepare form data with optional name
2319 + const formData = new URLSearchParams({
2320 + action: 'mxchat_handle_save_email_and_response',
2321 + email: userEmail,
2322 + session_id: sessionId,
2323 + nonce: mxchatChat.nonce,
2324 + });
2325 +
2326 + // Add name to form data if provided
2327 + if (userName) {
2328 + formData.append('name', userName);
2329 + }
2330 +
2331 + fetch(mxchatChat.ajax_url, {
2332 + method: 'POST',
2333 + headers: {
2334 + 'Content-Type': 'application/x-www-form-urlencoded',
2335 + },
2336 + body: formData,
2337 + signal: controller.signal
2338 + })
2339 + .then((response) => {
2340 + clearTimeout(timeoutId);
2341 + if (!response.ok) {
2342 + throw new Error(`HTTP error! status: ${response.status}`);
2343 + }
2344 + return response.json();
2345 + })
2346 + .then((data) => {
2347 + setSubmissionState(false);
2348 +
2349 + if (data.success) {
2350 + // Show chat immediately
2351 + showChatContainer();
2352 +
2353 + // Handle bot response if provided
2354 + if (data.message && typeof appendMessage === 'function') {
2355 + setTimeout(() => {
2356 + appendMessage('bot', data.message);
2357 + if (typeof scrollToBottom === 'function') {
2358 + scrollToBottom();
2359 + }
2360 + }, 100);
2361 + }
2362 + } else {
2363 + showEmailError(data.message || 'Failed to save email. Please try again.');
2364 + }
2365 + })
2366 + .catch((error) => {
2367 + clearTimeout(timeoutId);
2368 + setSubmissionState(false);
2369 +
2370 + if (error.name === 'AbortError') {
2371 + showEmailError('Request timed out. Please try again.');
2372 + } else {
2373 + console.error('Email submission error:', error);
2374 + showEmailError('An error occurred. Please try again.');
2375 + }
2376 + });
2377 + });
2378 +
2379 + // Real-time email validation
2380 + const emailInput = document.getElementById('user-email');
2381 + if (emailInput) {
2382 + let validationTimeout;
2383 +
2384 + emailInput.addEventListener('input', function() {
2385 + // Clear previous validation timeout
2386 + if (validationTimeout) {
2387 + clearTimeout(validationTimeout);
2388 + }
2389 +
2390 + // Debounce validation
2391 + validationTimeout = setTimeout(() => {
2392 + const email = this.value.trim();
2393 + clearEmailError();
2394 +
2395 + if (email && !isValidEmail(email)) {
2396 + showEmailError('Please enter a valid email address.');
2397 + }
2398 + }, 500);
2399 + });
2400 +
2401 + // Handle Enter key
2402 + emailInput.addEventListener('keypress', function(e) {
2403 + if (e.key === 'Enter' && !isSubmitting) {
2404 + emailForm.dispatchEvent(new Event('submit'));
2405 + }
2406 + });
2407 + }
2408 +
2409 + // Real-time name validation
2410 + const nameInput = document.getElementById('user-name');
2411 + if (nameInput) {
2412 + let nameValidationTimeout;
2413 +
2414 + nameInput.addEventListener('input', function() {
2415 + // Clear previous validation timeout
2416 + if (nameValidationTimeout) {
2417 + clearTimeout(nameValidationTimeout);
2418 + }
2419 +
2420 + // Debounce validation
2421 + nameValidationTimeout = setTimeout(() => {
2422 + const name = this.value.trim();
2423 + clearEmailError();
2424 +
2425 + if (name && !isValidName(name)) {
2426 + showEmailError('Name must be between 2 and 100 characters.');
2427 + }
2428 + }, 500);
2429 + });
2430 +
2431 + // Handle Enter key
2432 + nameInput.addEventListener('keypress', function(e) {
2433 + if (e.key === 'Enter' && !isSubmitting) {
2434 + emailForm.dispatchEvent(new Event('submit'));
2435 + }
2436 + });
2437 + }
2438 + }
2439 +
2440 +} else if (mxchatChat && mxchatChat.email_collection_enabled) {
2441 + console.error('Essential elements for email handling are missing:', {
2442 + emailForm: !!emailForm,
2443 + emailBlocker: !!emailBlocker,
2444 + chatbotWrapper: !!chatbotWrapper
2445 + });
2446 +}
2447 +
2448 +
2449 + // Open chatbot when pre-chat message is clicked
2450 + $(document).on('click', '#pre-chat-message', function() {
2451 + var chatbot = $('#floating-chatbot');
2452 + if (chatbot.hasClass('hidden')) {
2453 + chatbot.removeClass('hidden').addClass('visible');
2454 + $('#floating-chatbot-button').addClass('hidden');
2455 + $('#pre-chat-message').fadeOut(250); // Hide pre-chat message
2456 + disableScroll(); // Disable scroll when chatbot opens
2457 + }
2458 + });
2459 +
2460 + var closeButton = document.querySelector('.close-pre-chat-message');
2461 + if (closeButton) {
2462 + closeButton.addEventListener('click', function() {
2463 + $('#pre-chat-message').fadeOut(200); // Hide the message
2464 +
2465 + // Send an AJAX request to set the transient flag for 24 hours
2466 + $.ajax({
2467 + url: mxchatChat.ajax_url,
2468 + type: 'POST',
2469 + data: {
2470 + action: 'mxchat_dismiss_pre_chat_message',
2471 + _ajax_nonce: mxchatChat.nonce
2472 + },
2473 + success: function() {
2474 + //console.log('Pre-chat message dismissed for 24 hours.');
2475 +
2476 + // Ensure the message is hidden after dismissal
2477 + $('#pre-chat-message').hide();
2478 + },
2479 + error: function() {
2480 + ////console.error('Failed to dismiss pre-chat message.');
2481 + }
2482 + });
2483 + });
2484 + }
2485 +
2486 +
2487 +function hasQuickQuestions() {
2488 + const questionButtons = document.querySelectorAll('#mxchat-popular-questions .mxchat-popular-question');
2489 + return questionButtons.length > 0;
2490 +}
2491 +
2492 +function collapseQuickQuestions() {
2493 + const questionsContainer = document.getElementById('mxchat-popular-questions');
2494 + if (questionsContainer && hasQuickQuestions()) {
2495 + questionsContainer.classList.add('collapsed');
2496 + questionsContainer.classList.add('has-been-collapsed');
2497 + try {
2498 + sessionStorage.setItem('mxchat_questions_collapsed', 'true');
2499 + sessionStorage.setItem('mxchat_questions_has_been_collapsed', 'true');
2500 + } catch (e) {
2501 + // Ignore if sessionStorage is not available
2502 + }
2503 + }
2504 +}
2505 +
2506 +function expandQuickQuestions() {
2507 + const questionsContainer = document.getElementById('mxchat-popular-questions');
2508 + if (questionsContainer && hasQuickQuestions()) {
2509 + questionsContainer.classList.remove('collapsed');
2510 + try {
2511 + sessionStorage.setItem('mxchat_questions_collapsed', 'false');
2512 + } catch (e) {
2513 + // Ignore if sessionStorage is not available
2514 + }
2515 + }
2516 +}
2517 +
2518 +function checkQuickQuestionsState() {
2519 + if (!hasQuickQuestions()) {
2520 + return; // Don't do anything if no questions exist
2521 + }
2522 +
2523 + try {
2524 + const isCollapsed = sessionStorage.getItem('mxchat_questions_collapsed');
2525 + const hasBeenCollapsed = sessionStorage.getItem('mxchat_questions_has_been_collapsed');
2526 +
2527 + const questionsContainer = document.getElementById('mxchat-popular-questions');
2528 + if (questionsContainer) {
2529 + if (hasBeenCollapsed === 'true') {
2530 + questionsContainer.classList.add('has-been-collapsed');
2531 + }
2532 + if (isCollapsed === 'true') {
2533 + questionsContainer.classList.add('collapsed');
2534 + }
2535 + }
2536 + } catch (e) {
2537 + // Ignore if sessionStorage is not available
2538 + }
2539 +}
2540 +
2541 +// NEW: Global delegation for dynamically added links as fallback
2542 +$(document).on('click', '#chat-box a[href]:not([data-tracked])', function(e) {
2543 + const $link = $(this);
2544 + const messageDiv = $link.closest('.bot-message, .agent-message');
2545 +
2546 + // Only process bot/agent message links
2547 + if (messageDiv.length > 0) {
2548 + const originalHref = $link.attr('href');
2549 +
2550 + if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
2551 + e.preventDefault();
2552 + e.stopPropagation();
2553 +
2554 + // Mark as tracked
2555 + $link.attr('data-tracked', 'true');
2556 +
2557 + // Get message context from the message div
2558 + const messageText = messageDiv.text().substring(0, 200);
2559 +
2560 + $.ajax({
2561 + url: mxchatChat.ajax_url,
2562 + type: 'POST',
2563 + data: {
2564 + action: 'mxchat_track_url_click',
2565 + session_id: getChatSession(),
2566 + url: originalHref,
2567 + message_context: messageText,
2568 + nonce: mxchatChat.nonce
2569 + },
2570 + complete: function() {
2571 + if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
2572 + window.open(originalHref, '_blank');
2573 + } else {
2574 + window.location.href = originalHref;
2575 + }
2576 + }
2577 + });
2578 +
2579 + return false;
2580 + }
2581 + }
2582 +});
2583 +
2584 +
2585 +
2586 +
2587 +// ====================================
2588 +// MAIN INITIALIZATION
2589 +// ====================================
2590 +
2591 +if ($('#floating-chatbot').hasClass('hidden')) {
2592 + $('#floating-chatbot-button').removeClass('hidden');
2593 +}
2594 +// Initialize when document is ready
2595 +setFullHeight();
2596 +initializeChatVisibility();
2597 +loadChatHistory();
2598 +trackOriginatingPage();
2599 +
2600 +// Make functions globally available for add-ons
2601 +window.hasQuickQuestions = hasQuickQuestions;
2602 +window.collapseQuickQuestions = collapseQuickQuestions;
2603 +window.appendMessage = appendMessage;
2604 +window.appendThinkingMessage = appendThinkingMessage;
2605 +window.scrollToBottom = scrollToBottom;
2606 +window.scrollElementToTop = scrollElementToTop;
2607 +window.replaceLastMessage = replaceLastMessage;
2608 +window.callMxChat = callMxChat;
2609 +window.callMxChatStream = callMxChatStream;
2610 +window.shouldUseStreaming = shouldUseStreaming;
2611 +window.getChatSession = getChatSession;
2612 +window.getPageContext = getPageContext;
2613 +window.updateStreamingMessage = updateStreamingMessage;
2614 +
2615 +}); // End of jQuery ready
2616 +
2617 +
2618 +// ====================================
2619 +// GLOBAL EVENT LISTENERS (Outside jQuery)
2620 +// ====================================
2621 +
2622 +// Event listener for copy button (code blocks)
2623 +document.addEventListener("click", (e) => {
2624 + if (e.target.classList.contains("mxchat-copy-button")) {
2625 + const copyButton = e.target;
2626 + const codeBlock = copyButton
2627 + .closest(".mxchat-code-block-container")
2628 + .querySelector(".mxchat-code-block code");
2629 +
2630 + if (codeBlock) {
2631 + // Preserve formatting using innerText
2632 + navigator.clipboard.writeText(codeBlock.innerText).then(() => {
2633 + copyButton.textContent = "Copied!";
2634 + copyButton.setAttribute("aria-label", "Copied to clipboard");
2635 +
2636 + setTimeout(() => {
2637 + copyButton.textContent = "Copy";
2638 + copyButton.setAttribute("aria-label", "Copy to clipboard");
2639 + }, 2000);
2640 + });
2641 + }
2642 + }
2643 +});
2644 +
2645 +
2646 +
2647 +
2648 +
2649 +