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MxChat – AI Chatbot & Content Generation for WordPress / 2.4.0
MxChat – AI Chatbot & Content Generation for WordPress v2.4.0
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← All changes | js/chat-script.js +2830 -3524 3.2.12.4.0 View file →
@@ -1,3524 +1,2830 @@
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.
5 - var nonceRefreshed = false;
6 - function refreshNonceIfNeeded(callback) {
7 - if (nonceRefreshed || typeof mxchatChat === 'undefined' || !mxchatChat.ajax_url) {
8 - if (callback) callback();
9 - return;
10 - }
11 - nonceRefreshed = true;
12 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce' }, function(res) {
13 - if (res && res.success && res.data && res.data.nonce) {
14 - mxchatChat.nonce = res.data.nonce;
15 - }
16 - if (callback) callback();
17 - });
18 - }
19 -
20 - // ====================================
21 - // MULTI-INSTANCE MANAGEMENT SYSTEM
22 - // ====================================
23 -
24 - // Instance registry - tracks all chatbot instances on the page
25 - const MxChatInstances = {
26 - instances: {},
27 -
28 - // Initialize an instance for a bot
29 - init: function(botId) {
30 - if (!this.instances[botId]) {
31 - // When persistence is OFF, track when this session started
32 - // so the AI only sees messages from this page load
33 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
34 -
35 - this.instances[botId] = {
36 - botId: botId,
37 - sessionId: null,
38 - lastSeenMessageId: '',
39 - notificationCheckInterval: null,
40 - pollingInterval: null,
41 - processedMessageIds: new Set(),
42 - activePdfFile: null,
43 - activeWordFile: null,
44 - chatHistoryLoaded: false,
45 - isStreaming: false,
46 - // Fresh context timestamp - only used when persistence is OFF
47 - sessionStartTimestamp: chatPersistenceEnabled ? 0 : Date.now()
48 - };
49 - }
50 - return this.instances[botId];
51 - },
52 -
53 - // Get instance by botId
54 - get: function(botId) {
55 - return this.instances[botId] || this.init(botId);
56 - },
57 -
58 - // Get all active bot IDs
59 - getAllBotIds: function() {
60 - return Object.keys(this.instances);
61 - },
62 -
63 - // Session management per bot
64 - // Returns existing session ID from cookie or localStorage, or null if none exists.
65 - // Does NOT create a new session — use ensureSession() for that.
66 - getChatSession: function(botId) {
67 - var cookieName = 'mxchat_session_id_' + botId;
68 - var storageKey = 'mxchat_session_id_' + botId;
69 - var sessionId = getCookie(cookieName);
70 -
71 - // Fallback to localStorage if cookie is missing (e.g. cleared by browser/consent)
72 - if (!sessionId) {
73 - try { sessionId = localStorage.getItem(storageKey); } catch (e) {}
74 - }
75 -
76 - // Re-sync cookie from localStorage if cookie was lost
77 - if (sessionId && !getCookie(cookieName)) {
78 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
79 - }
80 -
81 - return sessionId || null;
82 - },
83 -
84 - // Lazy session initializer — called on first user interaction
85 - ensureSession: function(botId) {
86 - botId = botId || 'default';
87 - var instance = this.instances[botId] || this.init(botId);
88 -
89 - if (instance.sessionId) {
90 - return instance.sessionId;
91 - }
92 -
93 - // Check for existing session from cookie or localStorage
94 - var existingSession = this.getChatSession(botId);
95 -
96 - if (existingSession) {
97 - instance.sessionId = existingSession;
98 - } else {
99 - // Brand new session
100 - var newId = generateSessionId();
101 - this.setChatSession(botId, newId);
102 - instance.sessionId = newId;
103 - }
104 -
105 - // Now that we have a session, do the deferred work
106 - refreshNonceIfNeeded();
107 - trackOriginatingPage();
108 -
109 - // Note: loadChatHistory is handled by showChatContainerForBot with loader UI,
110 - // so we do NOT call it here to avoid a race condition.
111 -
112 - return instance.sessionId;
113 - },
114 -
115 - setChatSession: function(botId, sessionId) {
116 - var cookieName = 'mxchat_session_id_' + botId;
117 - var storageKey = 'mxchat_session_id_' + botId;
118 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
119 - try { localStorage.setItem(storageKey, sessionId); } catch (e) {}
120 - if (this.instances[botId]) {
121 - this.instances[botId].sessionId = sessionId;
122 - }
123 - },
124 -
125 - resetChatSession: function(botId) {
126 - // Clear old session from localStorage before setting new one
127 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
128 - var newSessionId = generateSessionId();
129 - this.setChatSession(botId, newSessionId);
130 - var $chatBox = getElement(botId, 'chat-box');
131 - if ($chatBox.length) {
132 - $chatBox.find('.user-message, .bot-message:not(:first), .agent-message').remove();
133 - }
134 - if (this.instances[botId]) {
135 - this.instances[botId].chatHistoryLoaded = false;
136 - this.instances[botId].processedMessageIds = new Set();
137 - }
138 - },
139 -
140 - // Silent reset — new session ID without clearing the chat UI
141 - // Used when IP changes mid-conversation so the user doesn't see messages vanish
142 - silentResetSession: function(botId) {
143 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
144 - var newSessionId = generateSessionId();
145 - this.setChatSession(botId, newSessionId);
146 - if (this.instances[botId]) {
147 - this.instances[botId].sessionId = newSessionId;
148 - }
149 - return newSessionId;
150 - }
151 - };
152 -
153 - // ====================================
154 - // ELEMENT SELECTOR HELPERS
155 - // ====================================
156 -
157 - // Check if a specific bot has an AI theme assigned (skip inline colors)
158 - function shouldSkipInlineColors(botId) {
159 - // If global AI theme is active, skip inline colors for all bots
160 - if (mxchatChat.skip_inline_colors) {
161 - return true;
162 - }
163 - // Check if this specific bot has a theme assignment
164 - var botAssignments = mxchatChat.bot_theme_assignments || {};
165 - return botAssignments.hasOwnProperty(botId);
166 - }
167 -
168 - // Get element by ID with bot suffix - returns jQuery object
169 - function getElement(botId, elementName) {
170 - return $('#' + elementName + '-' + botId);
171 - }
172 -
173 - // Get element by ID with bot suffix - returns DOM element
174 - function getElementDOM(botId, elementName) {
175 - return document.getElementById(elementName + '-' + botId);
176 - }
177 -
178 - // Get bot ID from any element within a chatbot instance
179 - function getBotIdFromElement(element) {
180 - var $wrapper = $(element).closest('.mxchat-chatbot-wrapper');
181 - if ($wrapper.length) {
182 - return $wrapper.data('bot-id') || 'default';
183 - }
184 - // Fallback: try to find from floating container
185 - var $floating = $(element).closest('.floating-chatbot');
186 - if ($floating.length) {
187 - var id = $floating.attr('id') || '';
188 - var match = id.match(/floating-chatbot-(.+)/);
189 - if (match) return match[1];
190 - }
191 - // Fallback: check if element itself has an ID with bot suffix (e.g., floating-chatbot-button-{bot_id})
192 - var elementId = $(element).attr('id') || '';
193 - if (elementId) {
194 - // Match patterns like: floating-chatbot-button-{bot_id}, pre-chat-message-{bot_id}
195 - var idMatch = elementId.match(/^(?:floating-chatbot-button|pre-chat-message|chat-notification-badge)-(.+)$/);
196 - if (idMatch) return idMatch[1];
197 - }
198 - return 'default';
199 - }
200 -
201 - // Get wrapper element for a bot
202 - function getWrapper(botId) {
203 - return getElement(botId, 'mxchat-chatbot-wrapper');
204 - }
205 -
206 - // ====================================
207 - // GLOBAL VARIABLES & CONFIGURATION
208 - // ====================================
209 - const toolbarIconColor = mxchatChat.toolbar_icon_color || '#212121';
210 -
211 - // Initialize color settings (these are global as they come from PHP)
212 - var userMessageBgColor = mxchatChat.user_message_bg_color;
213 - var userMessageFontColor = mxchatChat.user_message_font_color;
214 - var botMessageBgColor = mxchatChat.bot_message_bg_color;
215 - var botMessageFontColor = mxchatChat.bot_message_font_color;
216 - var liveAgentMessageBgColor = mxchatChat.live_agent_message_bg_color;
217 - var liveAgentMessageFontColor = mxchatChat.live_agent_message_font_color;
218 -
219 - var linkTarget = mxchatChat.link_target_toggle === 'on' ? '_blank' : '_self';
220 -
221 - // ====================================
222 - // SESSION MANAGEMENT (Legacy compatibility)
223 - // ====================================
224 -
225 - function getCookie(name) {
226 - let value = "; " + document.cookie;
227 - let parts = value.split("; " + name + "=");
228 - if (parts.length == 2) return parts.pop().split(";").shift();
229 - }
230 -
231 - function generateSessionId() {
232 - return 'mxchat_chat_' + Math.random().toString(36).substr(2, 9);
233 - }
234 -
235 - // Legacy function - now delegates to instance manager
236 - function getChatSession(botId) {
237 - botId = botId || 'default';
238 - return MxChatInstances.getChatSession(botId);
239 - }
240 -
241 - function setChatSession(sessionId, botId) {
242 - botId = botId || 'default';
243 - MxChatInstances.setChatSession(botId, sessionId);
244 - }
245 -
246 - function resetChatSession(botId) {
247 - botId = botId || 'default';
248 - MxChatInstances.resetChatSession(botId);
249 - }
250 -
251 - // ====================================
252 - // INITIALIZE ALL CHATBOT INSTANCES
253 - // ====================================
254 -
255 - function initializeAllInstances() {
256 - // Find all chatbot wrappers on the page
257 - $('.mxchat-chatbot-wrapper').each(function() {
258 - var botId = $(this).data('bot-id') || 'default';
259 - MxChatInstances.init(botId);
260 - initializeBotInstance(botId);
261 - });
262 - }
263 -
264 - function initializeBotInstance(botId) {
265 - var instance = MxChatInstances.get(botId);
266 -
267 - // Initialize quick questions state for this bot
268 - checkQuickQuestionsState(botId);
269 -
270 - // Note: Event handlers use event delegation with class selectors,
271 - // so they work automatically for all instances without per-bot setup
272 - }
273 -
274 -// ====================================
275 -// CONTEXTUAL AWARENESS FUNCTIONALITY
276 -// ====================================
277 -
278 -function getPageContext() {
279 - // Check if contextual awareness is enabled
280 - if (mxchatChat.contextual_awareness_toggle !== 'on') {
281 - return null;
282 - }
283 -
284 - // Get page URL
285 - const pageUrl = window.location.href;
286 -
287 - // Get page title
288 - const pageTitle = document.title || '';
289 -
290 - // Get main content from the page
291 - let pageContent = '';
292 -
293 - // Try to get content from common content areas
294 - const contentSelectors = [
295 - 'main',
296 - '[role="main"]',
297 - '.content',
298 - '.main-content',
299 - '.post-content',
300 - '.entry-content',
301 - '.page-content',
302 - 'article',
303 - '#content',
304 - '#main'
305 - ];
306 -
307 - let contentElement = null;
308 - for (const selector of contentSelectors) {
309 - contentElement = document.querySelector(selector);
310 - if (contentElement) {
311 - break;
312 - }
313 - }
314 -
315 - // If no specific content area found, use body but exclude header, footer, nav, sidebar
316 - if (!contentElement) {
317 - contentElement = document.body;
318 - }
319 -
320 - if (contentElement) {
321 - // Clone the element to avoid modifying the original
322 - const clone = contentElement.cloneNode(true);
323 -
324 - // Remove unwanted elements
325 - const unwantedSelectors = [
326 - 'header',
327 - 'footer',
328 - 'nav',
329 - '.navigation',
330 - '.sidebar',
331 - '.widget',
332 - '.menu',
333 - 'script',
334 - 'style',
335 - '.comments',
336 - '#comments',
337 - '.breadcrumb',
338 - '.breadcrumbs',
339 - '#floating-chatbot',
340 - '#floating-chatbot-button',
341 - '.mxchat',
342 - '[class*="chat"]',
343 - '[id*="chat"]'
344 - ];
345 -
346 - unwantedSelectors.forEach(selector => {
347 - const elements = clone.querySelectorAll(selector);
348 - elements.forEach(el => el.remove());
349 - });
350 -
351 - // Extract MxChat context data attributes before getting text content
352 - const contextData = [];
353 - clone.querySelectorAll('[data-mxchat-context]').forEach(el => {
354 - const contextValue = el.dataset.mxchatContext;
355 - if (contextValue && contextValue.trim()) {
356 - contextData.push(contextValue);
357 - }
358 - });
359 -
360 - // Get text content and clean it up
361 - pageContent = clone.textContent || clone.innerText || '';
362 -
363 - // Add context data to page content if any were found
364 - if (contextData.length > 0) {
365 - pageContent += '\n\nAdditional Context:\n' + contextData.join('\n');
366 - }
367 -
368 - // Clean up whitespace and limit length
369 - pageContent = pageContent
370 - .replace(/\s+/g, ' ')
371 - .trim()
372 - .substring(0, 3000); // Limit to 3000 characters to avoid token limits
373 - }
374 -
375 - // Only return context if we have meaningful content
376 - if (!pageContent || pageContent.length < 50) {
377 - return null;
378 - }
379 -
380 - return {
381 - url: pageUrl,
382 - title: pageTitle,
383 - content: pageContent
384 - };
385 -}
386 -
387 -// Track originating page when chat starts
388 -function trackOriginatingPage() {
389 - const sessionId = getChatSession();
390 - const pageUrl = window.location.href;
391 - const pageTitle = document.title || 'Untitled Page';
392 -
393 - // Only track once per session
394 - const trackingKey = 'mxchat_originating_tracked_' + sessionId;
395 - if (sessionStorage.getItem(trackingKey)) {
396 - return;
397 - }
398 -
399 - $.ajax({
400 - url: mxchatChat.ajax_url,
401 - type: 'POST',
402 - data: {
403 - action: 'mxchat_track_originating_page',
404 - session_id: sessionId,
405 - page_url: pageUrl,
406 - page_title: pageTitle,
407 - nonce: mxchatChat.nonce
408 - },
409 - success: function(response) {
410 - if (response.success) {
411 - sessionStorage.setItem(trackingKey, 'true');
412 - }
413 - }
414 - });
415 -}
416 -
417 -// ====================================
418 -// CORE CHAT FUNCTIONALITY
419 -// ====================================
420 -
421 -// Helper functions to disable/enable chat input while waiting for response
422 -function disableChatInput(botId) {
423 - botId = botId || 'default';
424 - var chatInput = getElementDOM(botId, 'chat-input');
425 - var sendButton = getElementDOM(botId, 'send-button');
426 - if (chatInput) {
427 - chatInput.disabled = true;
428 - chatInput.style.opacity = '0.6';
429 - }
430 - if (sendButton) {
431 - sendButton.disabled = true;
432 - sendButton.style.opacity = '0.5';
433 - sendButton.style.pointerEvents = 'none';
434 - }
435 -}
436 -
437 -function enableChatInput(botId) {
438 - botId = botId || 'default';
439 - var chatInput = getElementDOM(botId, 'chat-input');
440 - var sendButton = getElementDOM(botId, 'send-button');
441 - if (chatInput) {
442 - chatInput.disabled = false;
443 - chatInput.style.opacity = '1';
444 - chatInput.focus();
445 - }
446 - if (sendButton) {
447 - sendButton.disabled = false;
448 - sendButton.style.opacity = '1';
449 - sendButton.style.pointerEvents = 'auto';
450 - }
451 -}
452 -
453 -// Update your existing sendMessage function
454 -function sendMessage(botId) {
455 - botId = botId || 'default';
456 - MxChatInstances.ensureSession(botId);
457 - var $chatInput = getElement(botId, 'chat-input');
458 - var message = $chatInput.val();
459 -
460 - // ADD PROMPT HOOK HERE
461 - if (typeof customMxChatFilter === 'function') {
462 - message = customMxChatFilter(message, "prompt");
463 - }
464 -
465 - if (message) {
466 - // Don't disable input in live agent mode - let users chat freely
467 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
468 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
469 - if (!isAgentMode) {
470 - disableChatInput(botId);
471 - }
472 -
473 - appendMessage("user", message, '', [], false, botId);
474 - $chatInput.val('');
475 - $chatInput.css('height', 'auto');
476 -
477 - if (hasQuickQuestions(botId)) {
478 - collapseQuickQuestions(botId);
479 - }
480 - appendThinkingMessage(botId);
481 - scrollToBottom(botId);
482 -
483 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
484 -
485 - // Check if streaming is enabled AND supported for this model
486 - if (shouldUseStreaming(currentModel)) {
487 - callMxChatStream(message, function(response) {
488 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
489 - }, botId);
490 - } else {
491 - callMxChat(message, function(response) {
492 - replaceLastMessage("bot", response, '', [], botId);
493 - }, botId);
494 - }
495 - }
496 -}
497 -
498 -// Update your existing sendMessageToChatbot function
499 -function sendMessageToChatbot(message, botId) {
500 - botId = botId || 'default';
501 - MxChatInstances.ensureSession(botId);
502 -
503 - // ADD PROMPT HOOK HERE
504 - if (typeof customMxChatFilter === 'function') {
505 - message = customMxChatFilter(message, "prompt");
506 - }
507 -
508 - // Don't disable input in live agent mode - let users chat freely
509 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
510 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
511 - if (!isAgentMode) {
512 - disableChatInput(botId);
513 - }
514 -
515 - var sessionId = getChatSession(botId);
516 -
517 - if (hasQuickQuestions(botId)) {
518 - collapseQuickQuestions(botId);
519 - }
520 - appendThinkingMessage(botId);
521 - scrollToBottom(botId);
522 -
523 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
524 -
525 - // Check if streaming is enabled AND supported for this model
526 - if (shouldUseStreaming(currentModel)) {
527 - callMxChatStream(message, function(response) {
528 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
529 - }, botId);
530 - } else {
531 - callMxChat(message, function(response) {
532 - getElement(botId, 'chat-box').find('.temporary-message').remove();
533 - replaceLastMessage("bot", response, '', [], botId);
534 - }, botId);
535 - }
536 -}
537 -
538 -// Updated shouldUseStreaming function with debugging
539 -function shouldUseStreaming(model) {
540 - // Check if streaming is enabled in settings (using your toggle naming pattern)
541 - const streamingEnabled = mxchatChat.enable_streaming_toggle === 'on';
542 -
543 - // Check if model supports streaming
544 - const streamingSupported = isStreamingSupported(model);
545 -
546 -
547 - // Only use streaming if both enabled and supported
548 - return streamingEnabled && streamingSupported;
549 -}
550 -
551 -// Helper function to handle chat mode updates
552 -function handleChatModeUpdates(response, responseText) {
553 - // Check for explicit chat mode in response (THIS IS THE KEY FIX)
554 - if (response.chat_mode) {
555 - updateChatModeIndicator(response.chat_mode);
556 - return; // Return early since we found explicit mode
557 - }
558 - // Check for fallback response chat mode
559 - else if (response.fallbackResponse && response.fallbackResponse.chat_mode) {
560 - updateChatModeIndicator(response.fallbackResponse.chat_mode);
561 - return; // Return early since we found explicit mode
562 - }
563 -
564 - // Only do text-based detection if no explicit mode was provided
565 - // Check for specific AI chatbot response text
566 - if (responseText === 'You are now chatting with the AI chatbot.' ||
567 - responseText.includes('now chatting with the AI') ||
568 - responseText.includes('switched to AI mode') ||
569 - responseText.includes('AI chatbot is now')) {
570 - updateChatModeIndicator('ai');
571 - }
572 - // Check for agent transfer messages
573 - else if (responseText.includes('agent') &&
574 - (responseText.includes('transfer') || responseText.includes('connected'))) {
575 - updateChatModeIndicator('agent');
576 - }
577 -}
578 -
579 -// Function to get bot ID from any element or wrapper
580 -// If element is provided, finds the bot ID from its wrapper
581 -// If no element, returns 'default' (for backward compatibility)
582 -function getMxChatBotId(element) {
583 - if (element) {
584 - return getBotIdFromElement(element);
585 - }
586 - // Fallback: find first chatbot wrapper on page
587 - const chatbotWrapper = document.querySelector('.mxchat-chatbot-wrapper');
588 - return chatbotWrapper ? chatbotWrapper.getAttribute('data-bot-id') || 'default' : 'default';
589 -}
590 -
591 -function callMxChat(message, callback, botId) {
592 - botId = botId || getMxChatBotId();
593 -
594 - // Store the message in case we need to retry after session reset
595 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
596 -
597 - // Get page context if contextual awareness is enabled
598 - const pageContext = getPageContext();
599 -
600 - // Get instance for session start timestamp (used when persistence is OFF)
601 - var instance = MxChatInstances.get(botId);
602 -
603 - // Prepare AJAX data
604 - const ajaxData = {
605 - action: 'mxchat_handle_chat_request',
606 - message: message,
607 - session_id: getChatSession(botId),
608 - nonce: mxchatChat.nonce,
609 - current_page_url: window.location.href,
610 - current_page_title: document.title,
611 - bot_id: botId,
612 - // Pass session start timestamp so AI context matches what user sees
613 - session_start_timestamp: instance.sessionStartTimestamp || 0
614 - };
615 -
616 - // Add page context if available
617 - if (pageContext) {
618 - ajaxData.page_context = JSON.stringify(pageContext);
619 - }
620 -
621 - // CHECK FOR VISION FLAGS AND ADD THEM
622 - if (window.mxchatVisionProcessed) {
623 - ajaxData.vision_processed = true;
624 - ajaxData.original_user_message = window.mxchatOriginalMessage || message;
625 - ajaxData.vision_images_count = window.mxchatVisionImagesCount || 0;
626 - // Clear the flags after use
627 - window.mxchatVisionProcessed = false;
628 - window.mxchatOriginalMessage = null;
629 - window.mxchatVisionImagesCount = 0;
630 - }
631 -
632 - $.ajax({
633 - url: mxchatChat.ajax_url,
634 - type: 'POST',
635 - dataType: 'json',
636 - data: ajaxData,
637 - success: function(response) {
638 - // IMMEDIATE CHAT MODE UPDATE - This should be FIRST
639 - if (response.chat_mode) {
640 - updateChatModeIndicator(response.chat_mode, botId);
641 - }
642 -
643 - // Also check in data property if response is wrapped
644 - if (response.data && response.data.chat_mode) {
645 - updateChatModeIndicator(response.data.chat_mode, botId);
646 - }
647 -
648 - // SECURITY FIX: Check for errors FIRST before checking for success
649 - // This ensures API errors (quota exceeded, invalid key, rate limit) are properly displayed
650 - if (response.success === false || (response.data && response.data.error_message)) {
651 - let errorMessage = "";
652 - let errorCode = "";
653 -
654 - // Check various possible error locations in the response
655 - if (response.data && response.data.error_message) {
656 - errorMessage = response.data.error_message;
657 - errorCode = response.data.error_code || "";
658 - } else if (response.error_message) {
659 - errorMessage = response.error_message;
660 - errorCode = response.error_code || "";
661 - } else if (response.message) {
662 - errorMessage = response.message;
663 - } else if (typeof response.data === 'string') {
664 - errorMessage = response.data;
665 - } else {
666 - // Fallback for any other unexpected response format
667 - errorMessage = "An error occurred. Please try again or contact support.";
668 - }
669 -
670 - // Handle session reset action (IP changed, session expired, etc.)
671 - // Silent reset — keep chat UI intact, just get a new session and retry
672 - if (response.data && response.data.action === 'reset_session') {
673 - MxChatInstances.silentResetSession(botId);
674 - // Re-send the original message with the new session (user message is already displayed)
675 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
676 - if (originalMessage) {
677 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
678 - var currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
679 - if (shouldUseStreaming(currentModel)) {
680 - callMxChatStream(originalMessage, function(response) {
681 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message');
682 - }, botId);
683 - } else {
684 - callMxChat(originalMessage, function(response) {
685 - replaceLastMessage("bot", response, '', [], botId);
686 - }, botId);
687 - }
688 - }
689 - return;
690 - }
691 -
692 - // Format user-friendly error message
693 - let displayMessage = errorMessage;
694 -
695 - // Customize message for admin users
696 - if (mxchatChat.is_admin) {
697 - // For admin users, show more technical details including error code
698 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
699 - }
700 -
701 - replaceLastMessage("bot", displayMessage, '', [], botId);
702 - return; // Exit early for errors
703 - }
704 -
705 - // NOW check if this is a successful response by looking for text, html, or message fields
706 - // This preserves compatibility with your server response format
707 - if (response.text !== undefined || response.html !== undefined || response.message !== undefined ||
708 - (response.success === true && response.data && response.data.status === 'waiting_for_agent')) {
709 -
710 - // Handle successful response - this is your original success handling code
711 -
712 - // Handle other responses
713 - let responseText = response.text || '';
714 - let responseHtml = response.html || '';
715 - let responseMessage = response.message || '';
716 -
717 - // Add PDF filename handling
718 - if (response.data && response.data.filename) {
719 - showActivePdf(response.data.filename, botId);
720 - var instance = MxChatInstances.get(botId);
721 - instance.activePdfFile = response.data.filename;
722 - }
723 -
724 - // Add redirect check here
725 - if (response.redirect_url) {
726 - if (responseText) {
727 - replaceLastMessage("bot", responseText, '', [], botId);
728 - }
729 - setTimeout(() => {
730 - window.location.href = response.redirect_url;
731 - }, 1500);
732 - return;
733 - }
734 -
735 - // Check for live agent response
736 - if (response.success && response.data && response.data.status === 'waiting_for_agent') {
737 - removeThinkingDots(botId);
738 - updateChatModeIndicator('agent', botId);
739 - enableChatInput(botId);
740 - return;
741 - }
742 -
743 - // Handle the message and show notification if chat is hidden
744 - if (responseText || responseHtml || responseMessage) {
745 -
746 - // ADD RESPONSE HOOKS HERE - BEFORE DISPLAYING
747 - if (responseText && typeof customMxChatFilter === 'function') {
748 - responseText = customMxChatFilter(responseText, "response");
749 - }
750 - if (responseMessage && typeof customMxChatFilter === 'function') {
751 - responseMessage = customMxChatFilter(responseMessage, "response");
752 - }
753 -
754 - // Update the messages as before
755 - if (responseText && responseHtml) {
756 - replaceLastMessage("bot", responseText, responseHtml, [], botId);
757 - } else if (responseText) {
758 - replaceLastMessage("bot", responseText, '', [], botId);
759 - } else if (responseHtml) {
760 - replaceLastMessage("bot", "", responseHtml, [], botId);
761 - } else if (responseMessage) {
762 - replaceLastMessage("bot", responseMessage, '', [], botId);
763 - }
764 -
765 - // Check if chat is hidden and show notification
766 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
767 - if ($floatingChatbot.hasClass('hidden')) {
768 - var $badge = getElement(botId, 'chat-notification-badge');
769 - if ($badge.length) {
770 - $badge.show();
771 - }
772 - }
773 - } else {
774 - var emptyMsg = "I received an empty response. Please try again or contact support if this persists.";
775 - if (response.vectorstore_error) {
776 - emptyMsg = "I received an empty response. Debug info: " + response.vectorstore_error;
777 - }
778 - replaceLastMessage("bot", emptyMsg, '', [], botId);
779 - }
780 -
781 - if (response.message_id) {
782 - var instance = MxChatInstances.get(botId);
783 - instance.lastSeenMessageId = response.message_id;
784 - }
785 -
786 - return;
787 - }
788 -
789 - // Fallback for truly unexpected response formats
790 - replaceLastMessage("bot", "Unexpected response format. Please try again or contact support.", '', [], botId);
791 - },
792 - error: function(xhr, status, error) {
793 - let errorMessage = "An unexpected error occurred.";
794 -
795 - // Try to parse the response if it's JSON
796 - try {
797 - const responseJson = JSON.parse(xhr.responseText);
798 -
799 - if (responseJson.data && responseJson.data.error_message) {
800 - errorMessage = responseJson.data.error_message;
801 - } else if (responseJson.message) {
802 - errorMessage = responseJson.message;
803 - }
804 - } catch (e) {
805 - // Not JSON or parsing failed, use HTTP status based messages
806 - if (xhr.status === 0) {
807 - errorMessage = "Network error: Please check your internet connection.";
808 - } else if (xhr.status === 403) {
809 - errorMessage = "Access denied: Your session may have expired. Please refresh the page.";
810 - } else if (xhr.status === 404) {
811 - errorMessage = "API endpoint not found. Please contact support.";
812 - } else if (xhr.status === 429) {
813 - errorMessage = "Too many requests. Please try again in a moment.";
814 - } else if (xhr.status >= 500) {
815 - errorMessage = "Server error: The server encountered an issue. Please try again later.";
816 - }
817 - }
818 -
819 - replaceLastMessage("bot", errorMessage, '', [], botId);
820 - }
821 - });
822 -}
823 -
824 -function callMxChatStream(message, callback, botId) {
825 - botId = botId || getMxChatBotId();
826 -
827 - // Store the message in case we need to retry after session reset
828 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
829 -
830 - const currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
831 - if (!isStreamingSupported(currentModel)) {
832 - callMxChat(message, callback, botId);
833 - return;
834 - }
835 -
836 - // Get page context if contextual awareness is enabled
837 - const pageContext = getPageContext();
838 -
839 - // Get instance for session start timestamp (used when persistence is OFF)
840 - var instance = MxChatInstances.get(botId);
841 -
842 - const formData = new FormData();
843 - formData.append('action', 'mxchat_stream_chat');
844 - formData.append('message', message);
845 - formData.append('session_id', getChatSession(botId));
846 - formData.append('nonce', mxchatChat.nonce);
847 - formData.append('current_page_url', window.location.href);
848 - formData.append('current_page_title', document.title);
849 - formData.append('bot_id', botId);
850 - // Pass session start timestamp so AI context matches what user sees
851 - formData.append('session_start_timestamp', instance.sessionStartTimestamp || 0);
852 -
853 - // Add page context if available
854 - if (pageContext) {
855 - formData.append('page_context', JSON.stringify(pageContext));
856 - }
857 -
858 - // CHECK FOR VISION FLAGS AND ADD THEM
859 - if (window.mxchatVisionProcessed) {
860 - formData.append('vision_processed', 'true');
861 - formData.append('original_user_message', window.mxchatOriginalMessage || message);
862 - formData.append('vision_images_count', window.mxchatVisionImagesCount || '0');
863 - // Clear the flags after use
864 - window.mxchatVisionProcessed = false;
865 - window.mxchatOriginalMessage = null;
866 - window.mxchatVisionImagesCount = 0;
867 - }
868 -
869 - let accumulatedContent = '';
870 - let testingDataReceived = false;
871 - let streamingStarted = false;
872 -
873 - fetch(mxchatChat.ajax_url, {
874 - method: 'POST',
875 - body: formData,
876 - credentials: 'same-origin'
877 - })
878 - .then(response => {
879 - // Store the response for potential fallback handling
880 - const responseClone = response.clone();
881 -
882 - if (!response.ok) {
883 - // Try to get error details from response
884 - return responseClone.json().then(errorData => {
885 - throw { isServerError: true, data: errorData };
886 - }).catch(() => {
887 - throw new Error('Network response was not ok');
888 - });
889 - }
890 -
891 - // Check if response is JSON instead of streaming
892 - const contentType = response.headers.get('content-type');
893 - if (contentType && contentType.includes('application/json')) {
894 - return responseClone.json().then(data => {
895 - // IMMEDIATE CHAT MODE UPDATE for JSON response
896 - if (data.chat_mode) {
897 - updateChatModeIndicator(data.chat_mode, botId);
898 - }
899 -
900 - // Check for testing panel
901 - if (window.mxchatTestPanelInstance && data.testing_data) {
902 - window.mxchatTestPanelInstance.handleTestingData(data.testing_data);
903 - }
904 -
905 - // Handle the JSON response directly
906 - handleNonStreamResponse(data, callback, botId);
907 - return Promise.resolve(); // Prevent further processing
908 - });
909 - }
910 -
911 - // Continue with streaming processing
912 - const reader = response.body.getReader();
913 - const decoder = new TextDecoder();
914 - let buffer = '';
915 -
916 - function processStream() {
917 - reader.read().then(({ done, value }) => {
918 - if (done) {
919 - // If streaming completed but no content was received, try to get response as fallback
920 - if (!streamingStarted || !accumulatedContent) {
921 - // Try to read the response as JSON
922 - responseClone.text().then(text => {
923 - try {
924 - const data = JSON.parse(text);
925 - if (data.text || data.message || data.html) {
926 - handleNonStreamResponse(data, callback, botId);
927 - } else {
928 - // No valid data, fall back to regular call
929 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
930 - callMxChat(message, callback, botId);
931 - }
932 - } catch (e) {
933 - // Could not parse, fall back to regular call
934 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
935 - callMxChat(message, callback, botId);
936 - }
937 - }).catch(() => {
938 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
939 - callMxChat(message, callback, botId);
940 - });
941 - return;
942 - }
943 -
944 - // Re-enable chat input when stream ends with content
945 - enableChatInput(botId);
946 -
947 - if (callback) {
948 - callback(accumulatedContent);
949 - }
950 - return;
951 - }
952 -
953 - buffer += decoder.decode(value, { stream: true });
954 - const lines = buffer.split('\n');
955 - buffer = lines.pop() || '';
956 -
957 - for (const line of lines) {
958 - if (line.startsWith('data: ')) {
959 - const data = line.substring(6);
960 -
961 - if (data === '[DONE]') {
962 - if (!accumulatedContent) {
963 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
964 - callMxChat(message, callback, botId);
965 - return;
966 - }
967 -
968 - // Re-enable chat input after streaming completes
969 - enableChatInput(botId);
970 -
971 - if (callback) {
972 - callback(accumulatedContent);
973 - }
974 - return;
975 - }
976 -
977 - try {
978 - const json = JSON.parse(data);
979 -
980 - // IMMEDIATE CHAT MODE UPDATE FOR STREAMING
981 - if (json.chat_mode) {
982 - updateChatModeIndicator(json.chat_mode, botId);
983 - }
984 -
985 - // Handle testing data
986 - if (json.testing_data && !testingDataReceived) {
987 - if (window.mxchatTestPanelInstance) {
988 - window.mxchatTestPanelInstance.handleTestingData(json.testing_data);
989 - testingDataReceived = true;
990 - }
991 - }
992 - // Handle content streaming
993 - else if (json.content) {
994 - streamingStarted = true;
995 - accumulatedContent += json.content;
996 - updateStreamingMessage(accumulatedContent, botId);
997 - }
998 - // Handle complete response in stream (fallback response)
999 - else if (json.text || json.message || json.html) {
1000 - handleNonStreamResponse(json, callback, botId);
1001 - return;
1002 - }
1003 - // Handle errors
1004 - else if (json.error) {
1005 -
1006 - // Get error message from various possible fields
1007 - let errorMessage = json.error_message || json.message || json.text ||
1008 - (typeof json.error === 'string' ? json.error : 'An error occurred. Please try again.');
1009 -
1010 - // Re-enable chat input on error
1011 - enableChatInput(botId);
1012 -
1013 - // Display the error directly in the chat
1014 - replaceLastMessage("bot", errorMessage, '', [], botId);
1015 -
1016 - if (callback) {
1017 - callback(errorMessage);
1018 - }
1019 - return;
1020 - }
1021 - } catch (e) {
1022 - // SSE data parsing error - silently continue
1023 - }
1024 - }
1025 - }
1026 -
1027 - processStream();
1028 - }).catch(streamError => {
1029 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1030 - callMxChat(message, callback, botId);
1031 - });
1032 - }
1033 -
1034 - processStream();
1035 - })
1036 - .catch(error => {
1037 - // Check if we have server error data with chat mode
1038 - if (error && error.isServerError && error.data) {
1039 - // Check for chat mode in error data
1040 - if (error.data.chat_mode) {
1041 - updateChatModeIndicator(error.data.chat_mode, botId);
1042 - }
1043 -
1044 - handleNonStreamResponse(error.data, callback, botId);
1045 - } else {
1046 - // Only fall back to regular call if we don't have any response data
1047 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1048 - callMxChat(message, callback, botId);
1049 - }
1050 - });
1051 -}
1052 -
1053 -// Helper function to handle non-streaming responses
1054 -function handleNonStreamResponse(data, callback, botId) {
1055 - botId = botId || 'default';
1056 -
1057 - // IMMEDIATE CHAT MODE UPDATE FOR NON-STREAMING RESPONSES
1058 - if (data.chat_mode) {
1059 - updateChatModeIndicator(data.chat_mode, botId);
1060 - }
1061 -
1062 - // Also check in data property if response is wrapped
1063 - if (data.data && data.data.chat_mode) {
1064 - updateChatModeIndicator(data.data.chat_mode, botId);
1065 - }
1066 -
1067 - // NOTE: Don't remove temporary message here - let replaceLastMessage handle it
1068 - // This prevents a visual gap between thinking dots disappearing and content appearing
1069 -
1070 - // SECURITY FIX: Check for errors FIRST
1071 - if (data.success === false || (data.data && data.data.error_message)) {
1072 - let errorMessage = "";
1073 - let errorCode = "";
1074 -
1075 - // Check various possible error locations
1076 - if (data.data && data.data.error_message) {
1077 - errorMessage = data.data.error_message;
1078 - errorCode = data.data.error_code || "";
1079 - } else if (data.error_message) {
1080 - errorMessage = data.error_message;
1081 - errorCode = data.error_code || "";
1082 - } else if (data.message) {
1083 - errorMessage = data.message;
1084 - } else if (typeof data.data === 'string') {
1085 - errorMessage = data.data;
1086 - } else {
1087 - errorMessage = "An error occurred. Please try again or contact support.";
1088 - }
1089 -
1090 - // Handle session reset action (IP changed, session expired, etc.)
1091 - // Silent reset — keep chat UI intact, just get a new session and retry
1092 - if (data.data && data.data.action === 'reset_session') {
1093 - MxChatInstances.silentResetSession(botId);
1094 - // Re-send the original message with the new session (user message is already displayed)
1095 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
1096 - if (originalMessage) {
1097 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
1098 - var currentModel = mxchatChat.model || 'gpt-5.1-chat-latest';
1099 - if (shouldUseStreaming(currentModel)) {
1100 - callMxChatStream(originalMessage, callback, botId);
1101 - } else {
1102 - callMxChat(originalMessage, callback, botId);
1103 - }
1104 - }
1105 - return;
1106 - }
1107 -
1108 - // Format user-friendly error message
1109 - let displayMessage = errorMessage;
1110 - if (mxchatChat.is_admin) {
1111 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
1112 - }
1113 -
1114 - replaceLastMessage("bot", displayMessage, '', [], botId);
1115 -
1116 - if (callback) {
1117 - callback('');
1118 - }
1119 - return; // Exit early for errors
1120 - }
1121 -
1122 - // Check for live agent response
1123 - if (data.success && data.data && data.data.status === 'waiting_for_agent') {
1124 - removeThinkingDots(botId);
1125 - // Also remove any leftover bot-message that lost its temporary-message class
1126 - var $chatBox = getElement(botId, 'chat-box');
1127 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
1128 - updateChatModeIndicator('agent', botId);
1129 - enableChatInput(botId);
1130 - if (callback) {
1131 - callback('');
1132 - }
1133 - return;
1134 - }
1135 -
1136 - // Handle different response formats
1137 - if (data.text || data.html || data.message) {
1138 -
1139 - // Apply response hooks
1140 - if (data.text && typeof customMxChatFilter === 'function') {
1141 - data.text = customMxChatFilter(data.text, "response");
1142 - }
1143 - if (data.message && typeof customMxChatFilter === 'function') {
1144 - data.message = customMxChatFilter(data.message, "response");
1145 - }
1146 -
1147 - // Display the response
1148 - if (data.text && data.html) {
1149 - replaceLastMessage("bot", data.text, data.html, [], botId);
1150 - } else if (data.text) {
1151 - replaceLastMessage("bot", data.text, '', [], botId);
1152 - } else if (data.html) {
1153 - replaceLastMessage("bot", "", data.html, [], botId);
1154 - } else if (data.message) {
1155 - replaceLastMessage("bot", data.message, '', [], botId);
1156 - }
1157 - }
1158 -
1159 - // Handle other response properties
1160 - if (data.data && data.data.filename) {
1161 - showActivePdf(data.data.filename, botId);
1162 - var instance = MxChatInstances.get(botId);
1163 - instance.activePdfFile = data.data.filename;
1164 - }
1165 -
1166 - if (data.redirect_url) {
1167 - setTimeout(() => {
1168 - window.location.href = data.redirect_url;
1169 - }, 1500);
1170 - }
1171 -
1172 - // Ensure chat input is re-enabled (safety net for edge cases)
1173 - enableChatInput(botId);
1174 -
1175 - if (callback) {
1176 - callback(data.text || data.message || '');
1177 - }
1178 -}
1179 -
1180 -// Enhanced updateChatModeIndicator function for immediate DOM updates
1181 -function updateChatModeIndicator(mode, botId) {
1182 - botId = botId || 'default';
1183 - const indicator = getElementDOM(botId, 'chat-mode-indicator');
1184 - if (indicator) {
1185 - const oldText = indicator.textContent;
1186 -
1187 - if (mode === 'agent') {
1188 - indicator.textContent = 'Live Agent';
1189 - startPolling(botId);
1190 - } else {
1191 - // Everything else is AI mode
1192 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1193 - indicator.textContent = customAiText;
1194 - stopPolling(botId);
1195 - }
1196 -
1197 - // Force immediate DOM update and reflow
1198 - if (oldText !== indicator.textContent) {
1199 - // Force a reflow to ensure the change is visible immediately
1200 - indicator.style.display = 'none';
1201 - indicator.offsetHeight; // Trigger reflow
1202 - indicator.style.display = '';
1203 -
1204 - // Double-check after a brief moment to ensure the change stuck
1205 - setTimeout(() => {
1206 - if (mode === 'agent' && indicator.textContent !== 'Live Agent') {
1207 - indicator.textContent = 'Live Agent';
1208 - } else if (mode !== 'agent' && indicator.textContent === 'Live Agent') {
1209 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1210 - indicator.textContent = customAiText;
1211 - }
1212 - }, 50);
1213 - }
1214 - }
1215 -}
1216 -
1217 -// Function to update message during streaming
1218 -function updateStreamingMessage(content, botId) {
1219 - botId = botId || 'default';
1220 -
1221 - // ADD RESPONSE HOOK FOR REAL-TIME STREAMING
1222 - if (typeof customMxChatFilter === 'function') {
1223 - content = customMxChatFilter(content, "response");
1224 - }
1225 -
1226 - const formattedContent = linkify(content);
1227 -
1228 - // Find the temporary message in this bot's chat box
1229 - var $chatBox = getElement(botId, 'chat-box');
1230 - const tempMessage = $chatBox.find('.bot-message.temporary-message').last();
1231 -
1232 - if (tempMessage.length) {
1233 - // Update existing message
1234 - tempMessage.html(formattedContent);
1235 - } else {
1236 - // Create new temporary message if it doesn't exist
1237 - appendMessage("bot", content, '', [], true, botId);
1238 - }
1239 -}
1240 -
1241 -function isStreamingSupported(model) {
1242 - if (!model) return false;
1243 -
1244 - const modelPrefix = model.split('-')[0].toLowerCase();
1245 -
1246 - // Support streaming for OpenAI, Claude, Grok, DeepSeek, and OpenRouter models
1247 - const isSupported = modelPrefix === 'gpt' ||
1248 - modelPrefix === 'o1' ||
1249 - modelPrefix === 'claude' ||
1250 - modelPrefix === 'grok' ||
1251 - modelPrefix === 'deepseek' ||
1252 - model === 'openrouter'; // Add this line - check full model name for OpenRouter
1253 -
1254 - return isSupported;
1255 -}
1256 -
1257 -// Update the event handlers to use the correct function names (using event delegation)
1258 -// Use class-based selectors for multi-instance support
1259 -$(document).on('click', '.send-button', function() {
1260 - var botId = getBotIdFromElement(this);
1261 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1262 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1263 - disableChatInput(botId);
1264 - }
1265 - sendMessage(botId);
1266 -});
1267 -
1268 -// Override enter key handler (using event delegation)
1269 -$(document).on('keypress', '.chat-input', function(e) {
1270 - if (e.which == 13 && !e.shiftKey) {
1271 - e.preventDefault();
1272 - var botId = getBotIdFromElement(this);
1273 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1274 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1275 - disableChatInput(botId);
1276 - }
1277 - sendMessage(botId);
1278 - }
1279 -});
1280 -
1281 -
1282 -function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false, botId = 'default') {
1283 - try {
1284 - // Determine styles based on sender type
1285 - let messageClass, bgColor, fontColor;
1286 -
1287 - if (sender === "user") {
1288 - messageClass = "user-message";
1289 - bgColor = userMessageBgColor;
1290 - fontColor = userMessageFontColor;
1291 - // Only sanitize user input
1292 - messageText = sanitizeUserInput(messageText);
1293 - } else if (sender === "agent") {
1294 - messageClass = "agent-message";
1295 - bgColor = liveAgentMessageBgColor;
1296 - fontColor = liveAgentMessageFontColor;
1297 - } else {
1298 - messageClass = "bot-message";
1299 - bgColor = botMessageBgColor;
1300 - fontColor = botMessageFontColor;
1301 - }
1302 -
1303 - const messageDiv = $('<div>')
1304 - .addClass(messageClass)
1305 - .attr('dir', 'auto');
1306 -
1307 - // Only apply inline colors if AI theme is not active (let CSS handle it)
1308 - var skipColors = shouldSkipInlineColors(botId);
1309 - if (skipColors) {
1310 - messageDiv.css({
1311 - 'margin-bottom': '1em'
1312 - });
1313 - } else {
1314 - messageDiv.css({
1315 - 'background': bgColor,
1316 - 'color': fontColor,
1317 - 'margin-bottom': '1em'
1318 - });
1319 - }
1320 -
1321 - // Process the message content - always run linkify to convert markdown
1322 - // links and format text. linkify() handles existing HTML safely via
1323 - // negative lookaheads that skip URLs already inside <a> tags.
1324 - let fullMessage = linkify(messageText);
1325 -
1326 - // Add images if provided
1327 - if (images && images.length > 0) {
1328 - fullMessage += '<div class="image-gallery" dir="auto">';
1329 - images.forEach(img => {
1330 - const safeTitle = sanitizeUserInput(img.title);
1331 - const safeUrl = encodeURI(img.image_url);
1332 - const safeThumbnail = encodeURI(img.thumbnail_url);
1333 -
1334 - fullMessage += `
1335 - <div style="margin-bottom: 10px;">
1336 - <strong>${safeTitle}</strong><br>
1337 - <a href="${safeUrl}" target="_blank">
1338 - <img src="${safeThumbnail}" alt="${safeTitle}" style="max-width: 100px; height: auto; margin: 5px;" />
1339 - </a>
1340 - </div>`;
1341 - });
1342 - fullMessage += '</div>';
1343 - }
1344 -
1345 - // Append HTML content if provided
1346 - if (messageHtml && sender !== "user") {
1347 - // Only add line breaks if there's actual text content before the HTML
1348 - if (fullMessage && fullMessage.trim()) {
1349 - fullMessage += '<br><br>' + messageHtml;
1350 - } else {
1351 - fullMessage = messageHtml;
1352 - }
1353 - }
1354 -
1355 - messageDiv.html(fullMessage);
1356 -
1357 - if (isTemporary) {
1358 - messageDiv.addClass('temporary-message');
1359 - }
1360 -
1361 - // Append to the correct chatbot instance's chat-box
1362 - var $chatBox = getElement(botId, 'chat-box');
1363 - messageDiv.hide().appendTo($chatBox).fadeIn(300, function() {
1364 - // FIXED: Use event delegation for link tracking
1365 - if (sender === "bot" || sender === "agent") {
1366 - attachLinkTracking(messageDiv, messageText, botId);
1367 - }
1368 -
1369 - if (sender === "bot") {
1370 - const lastUserMessage = $chatBox.find('.user-message').last();
1371 - if (lastUserMessage.length) {
1372 - scrollElementToTop(lastUserMessage, botId);
1373 - }
1374 - }
1375 - });
1376 -
1377 - if (messageText.id) {
1378 - var instance = MxChatInstances.get(botId);
1379 - instance.lastSeenMessageId = messageText.id;
1380 - hideNotification(botId);
1381 - }
1382 - } catch (error) {
1383 - // Error rendering message - silently continue
1384 - }
1385 -}
1386 -
1387 -// Helper function to attach link tracking with proper event handling
1388 -function attachLinkTracking(messageDiv, messageText, botId) {
1389 - botId = botId || 'default';
1390 - // Use a slight delay to ensure DOM is ready
1391 - setTimeout(function() {
1392 - const links = messageDiv.find('a[href]').not('[data-tracked]');
1393 -
1394 - links.each(function() {
1395 - const $link = $(this);
1396 - const originalHref = $link.attr('href');
1397 -
1398 - // Mark as tracked to avoid duplicate handlers
1399 - $link.attr('data-tracked', 'true');
1400 -
1401 - // Only track external URLs
1402 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
1403 - // Remove any existing click handlers first
1404 - $link.off('click.tracking');
1405 -
1406 - // Add new click handler with namespace
1407 - $link.on('click.tracking', function(e) {
1408 - e.preventDefault();
1409 - e.stopPropagation();
1410 -
1411 - const messageContext = typeof messageText === 'string'
1412 - ? messageText.substring(0, 200)
1413 - : '';
1414 -
1415 - // Track the click
1416 - $.ajax({
1417 - url: mxchatChat.ajax_url,
1418 - type: 'POST',
1419 - data: {
1420 - action: 'mxchat_track_url_click',
1421 - session_id: getChatSession(botId),
1422 - url: originalHref,
1423 - message_context: messageContext,
1424 - nonce: mxchatChat.nonce
1425 - },
1426 - complete: function() {
1427 - // Always redirect, even if tracking fails
1428 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
1429 - window.open(originalHref, '_blank');
1430 - } else {
1431 - window.location.href = originalHref;
1432 - }
1433 - }
1434 - });
1435 -
1436 - return false; // Extra insurance to prevent default
1437 - });
1438 - }
1439 - });
1440 - }, 100); // Small delay to ensure DOM is ready
1441 -}
1442 -
1443 -function replaceLastMessage(sender, responseText, responseHtml = '', images = [], botId = 'default') {
1444 - var messageClass = sender === "user" ? "user-message" : sender === "agent" ? "agent-message" : "bot-message";
1445 - var $chatBox = getElement(botId, 'chat-box');
1446 - var lastMessageDiv = $chatBox.find('.bot-message.temporary-message, .agent-message.temporary-message').last();
1447 -
1448 - // Determine styles
1449 - let bgColor, fontColor;
1450 - if (sender === "user") {
1451 - bgColor = userMessageBgColor;
1452 - fontColor = userMessageFontColor;
1453 - } else if (sender === "agent") {
1454 - bgColor = liveAgentMessageBgColor;
1455 - fontColor = liveAgentMessageFontColor;
1456 - } else {
1457 - bgColor = botMessageBgColor;
1458 - fontColor = botMessageFontColor;
1459 - }
1460 -
1461 - // Always run linkify to convert markdown links and format text.
1462 - // linkify() already handles existing HTML (its URL patterns use negative lookaheads
1463 - // to avoid double-processing URLs that are already inside <a> tags).
1464 - var fullMessage = linkify(responseText);
1465 -
1466 - if (responseHtml) {
1467 - // Only add line breaks if there's actual text content before the HTML
1468 - if (fullMessage && fullMessage.trim()) {
1469 - fullMessage += '<br><br>' + responseHtml;
1470 - } else {
1471 - fullMessage = responseHtml;
1472 - }
1473 - }
1474 -
1475 - if (images.length > 0) {
1476 - fullMessage += '<div class="image-gallery" dir="auto">';
1477 - images.forEach(img => {
1478 - fullMessage += `
1479 - <div style="margin-bottom: 10px;">
1480 - <strong>${img.title}</strong><br>
1481 - <a href="${img.image_url}" target="_blank">
1482 - <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
1483 - </a>
1484 - </div>`;
1485 - });
1486 - fullMessage += '</div>';
1487 - }
1488 -
1489 - if (lastMessageDiv.length) {
1490 - // Replace content immediately to prevent visual gap between thinking dots and response
1491 - lastMessageDiv
1492 - .html(fullMessage)
1493 - .removeClass('bot-message user-message temporary-message')
1494 - .addClass(messageClass)
1495 - .attr('dir', 'auto');
1496 -
1497 - // Only apply inline colors if AI theme is not active (let CSS handle it)
1498 - var skipColors = mxchatChat.skip_inline_colors || shouldSkipInlineColors(botId);
1499 - if (!skipColors) {
1500 - lastMessageDiv.css({
1501 - 'background-color': bgColor,
1502 - 'color': fontColor,
1503 - });
1504 - }
1505 -
1506 - // Handle link tracking and scroll
1507 - if (sender === "bot" || sender === "agent") {
1508 - attachLinkTracking(lastMessageDiv, responseText, botId);
1509 -
1510 - const lastUserMessage = $chatBox.find('.user-message').last();
1511 - if (lastUserMessage.length) {
1512 - scrollElementToTop(lastUserMessage, botId);
1513 - }
1514 - // Show notification if chat is hidden
1515 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
1516 - if ($floatingChatbot.hasClass('hidden')) {
1517 - showNotification(botId);
1518 - }
1519 - }
1520 -
1521 - // Re-enable chat input after response is displayed
1522 - enableChatInput(botId);
1523 - } else {
1524 - appendMessage(sender, responseText, responseHtml, images, false, botId);
1525 - // Re-enable chat input after response is displayed
1526 - enableChatInput(botId);
1527 - }
1528 -}
1529 -
1530 -
1531 - function appendThinkingMessage(botId) {
1532 - botId = botId || 'default';
1533 -
1534 - // Don't show thinking dots in live agent mode - message is just forwarded to a human
1535 - var indicator = getElementDOM(botId, 'chat-mode-indicator');
1536 - if (indicator && indicator.textContent === 'Live Agent') {
1537 - return;
1538 - }
1539 -
1540 - var $chatBox = getElement(botId, 'chat-box');
1541 -
1542 - // Remove any existing thinking dots in this bot's chat first
1543 - $chatBox.find('.thinking-dots').remove();
1544 -
1545 - // Check if we should skip inline colors (AI theme is active)
1546 - var skipColors = shouldSkipInlineColors(botId);
1547 -
1548 - // Retrieve the bot message font color and background color
1549 - var botMessageFontColor = mxchatChat.bot_message_font_color;
1550 - var botMessageBgColor = mxchatChat.bot_message_bg_color;
1551 -
1552 - // Build thinking dots HTML - skip inline colors if AI theme is active
1553 - var dotStyle = skipColors ? '' : ' style="background-color: ' + botMessageFontColor + ';"';
1554 - var thinkingHtml = '<div class="thinking-dots-container">' +
1555 - '<div class="thinking-dots">' +
1556 - '<span class="dot"' + dotStyle + '></span>' +
1557 - '<span class="dot"' + dotStyle + '></span>' +
1558 - '<span class="dot"' + dotStyle + '></span>' +
1559 - '</div>' +
1560 - '</div>';
1561 -
1562 - // Append the thinking dots to this bot's chat container - skip inline colors if AI theme is active
1563 - var messageStyle = skipColors ? '' : ' style="background-color: ' + botMessageBgColor + '; color: ' + botMessageFontColor + ';"';
1564 - $chatBox.append('<div class="bot-message temporary-message"' + messageStyle + '>' + thinkingHtml + '</div>');
1565 - scrollToBottom(botId);
1566 - }
1567 -
1568 - function removeThinkingDots(botId) {
1569 - botId = botId || 'default';
1570 - var $chatBox = getElement(botId, 'chat-box');
1571 - // Remove by temporary-message class first, then fall back to any bot-message containing thinking dots
1572 - $chatBox.find('.thinking-dots').closest('.temporary-message').remove();
1573 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
1574 - }
1575 -
1576 - // ====================================
1577 - // TEXT FORMATTING & PROCESSING
1578 - // ====================================
1579 -
1580 - function linkify(inputText) {
1581 - if (!inputText) {
1582 - return '';
1583 - }
1584 -
1585 - // Helper function to check if URL is already encoded
1586 - function isUrlEncoded(url) {
1587 - // Check for % followed by exactly 2 hex digits
1588 - return /%[0-9a-fA-F]{2}/.test(url);
1589 - }
1590 -
1591 - // Helper function to safely encode URLs only if needed
1592 - function safeEncodeUrl(url) {
1593 - // If URL already contains encoded characters, return as-is
1594 - if (isUrlEncoded(url)) {
1595 - return url;
1596 - }
1597 - // Otherwise, encode it
1598 - return encodeURI(url);
1599 - }
1600 -
1601 - // Process markdown headers FIRST
1602 - let processedText = formatMarkdownHeaders(inputText);
1603 -
1604 - // Process text styling (bold, italic, strikethrough)
1605 - processedText = formatTextStyling(processedText);
1606 -
1607 - // Process code blocks BEFORE processing links
1608 - processedText = formatCodeBlocks(processedText);
1609 -
1610 - // Process markdown tables BEFORE converting newlines to paragraphs
1611 - processedText = formatMarkdownTables(processedText);
1612 -
1613 - // NOW convert to paragraphs
1614 - processedText = convertNewlinesToBreaks(processedText);
1615 -
1616 - // IMPORTANT: Handle citation-style brackets FIRST [URL]
1617 - // This prevents them from being processed as markdown links
1618 - // Match [URL] where URL is a complete URL in square brackets (common in AI citations)
1619 - processedText = processedText.replace(/\[(https?:\/\/[^\]]+)\]/g, (match, url) => {
1620 - // Clean the URL of any trailing punctuation
1621 - let cleanUrl = url.replace(/[.,;!?]+$/, '');
1622 - const safeUrl = safeEncodeUrl(cleanUrl);
1623 - // Return as a proper link without the brackets
1624 - return `<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
1625 - });
1626 -
1627 - // Process markdown links: [text](url) and [](url)
1628 - // Uses balanced parenthesis matching to handle URLs containing parens
1629 - // (e.g. PDF filenames with dates like (2025-08-28).pdf)
1630 - processedText = (function(input) {
1631 - var result = '';
1632 - var i = 0;
1633 - while (i < input.length) {
1634 - // Look for [ at current position
1635 - if (input[i] === '[') {
1636 - // Find closing ]
1637 - var closeBracket = input.indexOf(']', i + 1);
1638 - if (closeBracket === -1 || closeBracket + 1 >= input.length || input[closeBracket + 1] !== '(') {
1639 - result += input[i];
1640 - i++;
1641 - continue;
1642 - }
1643 - var linkText = input.substring(i + 1, closeBracket);
1644 - // Check if URL starts with http
1645 - var urlStart = closeBracket + 2;
1646 - if (!input.substring(urlStart).match(/^https?:\/\//)) {
1647 - result += input[i];
1648 - i++;
1649 - continue;
1650 - }
1651 - // Find balanced closing paren
1652 - var depth = 1;
1653 - var j = urlStart;
1654 - while (j < input.length && depth > 0) {
1655 - if (input[j] === '(') depth++;
1656 - else if (input[j] === ')') depth--;
1657 - if (depth > 0) j++;
1658 - }
1659 - if (depth !== 0) {
1660 - result += input[i];
1661 - i++;
1662 - continue;
1663 - }
1664 - var url = input.substring(urlStart, j);
1665 - var cleanUrl = url.replace(/[\].,;!?]+$/, '');
1666 - var encodedUrl = safeEncodeUrl(cleanUrl);
1667 - if (!linkText || !linkText.trim()) {
1668 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + cleanUrl + '</a>';
1669 - } else {
1670 - var safeText = sanitizeUserInput(linkText);
1671 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + safeText + '</a>';
1672 - }
1673 - i = j + 1; // Skip past the closing )
1674 - } else {
1675 - result += input[i];
1676 - i++;
1677 - }
1678 - }
1679 - return result;
1680 - })(processedText);
1681 -
1682 - // Process phone numbers: [text](tel:number)
1683 - const phonePattern = /\[([^\]]+)\]\((tel:[\d+\-\s()]+)\)/g;
1684 - processedText = processedText.replace(phonePattern, (match, text, phone) => {
1685 - const safePhone = safeEncodeUrl(phone);
1686 - const safeText = sanitizeUserInput(text);
1687 - return `<a href="${safePhone}">${safeText}</a>`;
1688 - });
1689 -
1690 - // Process mailto links: [text](mailto:email)
1691 - const mailtoPattern = /\[([^\]]+)\]\((mailto:[^\)]+)\)/g;
1692 - processedText = processedText.replace(mailtoPattern, (match, text, mailto) => {
1693 - const safeMailto = safeEncodeUrl(mailto);
1694 - const safeText = sanitizeUserInput(text);
1695 - return `<a href="${safeMailto}">${safeText}</a>`;
1696 - });
1697 -
1698 - // Process standalone URLs - but NOT if they're already in <a> tags or brackets
1699 - // Updated pattern to be more careful about what it matches
1700 - const urlPattern = /(^|[^">=\[\]])(https?:\/\/[^\s<"\[\]]+)(?![^<]*<\/a>)(?!\])/gim;
1701 - processedText = processedText.replace(urlPattern, (match, prefix, url) => {
1702 - // Extra check: make sure this isn't already linked
1703 - if (match.includes('href=') || match.includes('</a>')) {
1704 - return match;
1705 - }
1706 -
1707 - // Clean trailing punctuation
1708 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
1709 - const safeUrl = safeEncodeUrl(cleanUrl);
1710 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
1711 - });
1712 -
1713 - // Process www. URLs - but NOT if they're already in <a> tags or brackets
1714 - const wwwPattern = /(^|[^">/\[\]])(www\.[\S]+)(?![^<]*<\/a>)(?!\])/gim;
1715 - processedText = processedText.replace(wwwPattern, (match, prefix, url) => {
1716 - // Extra check: make sure this isn't already linked
1717 - if (match.includes('href=') || match.includes('</a>')) {
1718 - return match;
1719 - }
1720 -
1721 - // Clean trailing punctuation
1722 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
1723 - const safeUrl = safeEncodeUrl(`http://${cleanUrl}`);
1724 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
1725 - });
1726 -
1727 - return processedText;
1728 -}
1729 -
1730 - function formatMarkdownHeaders(text) {
1731 - // Handle h1 to h6 headers
1732 - return text.replace(/^(#{1,6})\s+(.+)$/gm, function(match, hashes, content) {
1733 - const level = hashes.length;
1734 - return `<h${level} class="chat-heading chat-heading-${level}">${content.trim()}</h${level}>`;
1735 - });
1736 - }
1737 -
1738 -function formatTextStyling(text) {
1739 - // IMPORTANT: Protect BOTH HTML href and Markdown URLs from formatting
1740 - const protectedSegments = [];
1741 - let protectedText = text;
1742 -
1743 - // Step 1a: Protect HTML href="..." attributes
1744 - protectedText = protectedText.replace(/href\s*=\s*["']([^"']+)["']/gi, function(match) {
1745 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
1746 - protectedSegments.push(match);
1747 - return placeholder;
1748 - });
1749 -
1750 - // Step 1b: Protect Markdown links [text](url)
1751 - // This is crucial - we need to protect the URLs in markdown format
1752 - protectedText = protectedText.replace(/\[([^\]]*)\]\(([^)]+)\)/g, function(match) {
1753 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
1754 - protectedSegments.push(match);
1755 - return placeholder;
1756 - });
1757 -
1758 - // Step 1c: Also protect bare URLs that might exist
1759 - protectedText = protectedText.replace(/(https?:\/\/[^\s<>"]+)/gi, function(match) {
1760 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
1761 - protectedSegments.push(match);
1762 - return placeholder;
1763 - });
1764 -
1765 - // Step 2: Now apply text styling to the protected text
1766 - // Handle bold text (**text**)
1767 - protectedText = protectedText.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
1768 -
1769 - // Handle italic text (*text* or _text_) - Safari-compatible (no lookbehind)
1770 - // Match single asterisks that aren't part of bold (**) by checking they're not followed/preceded by another *
1771 - protectedText = protectedText.replace(/(?!\*\*)\*([^*\n]+)\*(?!\*)/g, '<em>$1</em>');
1772 -
1773 - // Handle underscores for italic - Safari-compatible (no lookbehind)
1774 - // Exclude __PROTECTED_N__ placeholders by checking the content doesn't contain PROTECTED
1775 - protectedText = protectedText.replace(/(?!__)_((?!PROTECTED)[^_\n]+)_(?!_)/g, '<em>$1</em>');
1776 -
1777 - // Handle strikethrough (~~text~~)
1778 - protectedText = protectedText.replace(/~~(.*?)~~/g, '<del>$1</del>');
1779 -
1780 - // Step 3: Restore all protected segments
1781 - protectedSegments.forEach((original, index) => {
1782 - const placeholder = `__PROTECTED_${index}__`;
1783 - protectedText = protectedText.replace(placeholder, original);
1784 - });
1785 -
1786 - return protectedText;
1787 -}
1788 - function formatBoldText(text) {
1789 - // This function is kept for compatibility but now uses formatTextStyling
1790 - return formatTextStyling(text);
1791 - }
1792 -
1793 -function convertNewlinesToBreaks(text) {
1794 - // Split the text into paragraphs (marked by double newlines or multiple <br> tags)
1795 - const paragraphs = text.split(/(?:\n\n|\<br\>\s*\<br\>)/g);
1796 -
1797 - // Filter out empty paragraphs and wrap each paragraph in <p> tags
1798 - return paragraphs
1799 - .map(para => para.trim())
1800 - .filter(para => para.length > 0) // Remove empty paragraphs
1801 - .map(para => `<p>${para}</p>`)
1802 - .join('');
1803 -}
1804 - function formatCodeBlocks(text) {
1805 - // Handle fenced code blocks with language specification (```language)
1806 - text = text.replace(/```(\w+)?\n?([\s\S]*?)```/g, (match, language, code) => {
1807 - const lang = language || 'text';
1808 - const escapedCode = escapeHtml(code.trim());
1809 - return `<div class="mxchat-code-block-container">
1810 - <div class="mxchat-code-header">
1811 - <span class="mxchat-code-language">${lang}</span>
1812 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
1813 - </div>
1814 - <pre class="mxchat-code-block"><code class="language-${lang}">${escapedCode}</code></pre>
1815 - </div>`;
1816 - });
1817 -
1818 - // Handle inline code with single backticks
1819 - text = text.replace(/`([^`\n]+)`/g, '<code class="mxchat-inline-code">$1</code>');
1820 -
1821 - // Handle raw PHP tags (legacy support)
1822 - text = text.replace(/(<\?php[\s\S]*?\?>)/g, (match) => {
1823 - const escapedCode = escapeHtml(match);
1824 - return `<div class="mxchat-code-block-container">
1825 - <div class="mxchat-code-header">
1826 - <span class="mxchat-code-language">php</span>
1827 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
1828 - </div>
1829 - <pre class="mxchat-code-block"><code class="language-php">${escapedCode}</code></pre>
1830 - </div>`;
1831 - });
1832 -
1833 - return text;
1834 - }
1835 -
1836 - function formatMarkdownTables(text) {
1837 - var lines = text.split('\n');
1838 - var result = [];
1839 - var i = 0;
1840 -
1841 - while (i < lines.length) {
1842 - // Check for a table: current line has pipes AND next line is a separator row
1843 - if (i + 1 < lines.length &&
1844 - lines[i].indexOf('|') !== -1 &&
1845 - /^\s*\|?[\s\-:]+(\|[\s\-:]+)+\|?\s*$/.test(lines[i + 1])) {
1846 -
1847 - var tableLines = [];
1848 - var headerLine = lines[i];
1849 - var separatorLine = lines[i + 1];
1850 - tableLines.push(headerLine);
1851 - tableLines.push(separatorLine);
1852 -
1853 - // Collect remaining table rows
1854 - var j = i + 2;
1855 - while (j < lines.length && lines[j].indexOf('|') !== -1 && lines[j].trim() !== '') {
1856 - tableLines.push(lines[j]);
1857 - j++;
1858 - }
1859 -
1860 - // Parse alignment from separator row
1861 - var sepCells = separatorLine.split('|').filter(function(c) { return c.trim() !== ''; });
1862 - var alignments = sepCells.map(function(cell) {
1863 - var trimmed = cell.trim();
1864 - if (trimmed.charAt(0) === ':' && trimmed.charAt(trimmed.length - 1) === ':') return 'center';
1865 - if (trimmed.charAt(trimmed.length - 1) === ':') return 'right';
1866 - return 'left';
1867 - });
1868 -
1869 - // Build HTML table
1870 - var html = '<div class="mxchat-table-wrapper"><table class="mxchat-table">';
1871 -
1872 - // Header row
1873 - var headerCells = tableLines[0].split('|').filter(function(c) { return c.trim() !== ''; });
1874 - html += '<thead><tr>';
1875 - headerCells.forEach(function(cell, idx) {
1876 - var align = alignments[idx] || 'left';
1877 - html += '<th style="text-align:' + align + '">' + cell.trim() + '</th>';
1878 - });
1879 - html += '</tr></thead>';
1880 -
1881 - // Body rows
1882 - html += '<tbody>';
1883 - for (var r = 2; r < tableLines.length; r++) {
1884 - var rowCells = tableLines[r].split('|').filter(function(c) { return c.trim() !== ''; });
1885 - html += '<tr>';
1886 - rowCells.forEach(function(cell, idx) {
1887 - var align = alignments[idx] || 'left';
1888 - html += '<td style="text-align:' + align + '">' + cell.trim() + '</td>';
1889 - });
1890 - html += '</tr>';
1891 - }
1892 - html += '</tbody></table></div>';
1893 -
1894 - result.push(html);
1895 - i = j;
1896 - } else {
1897 - result.push(lines[i]);
1898 - i++;
1899 - }
1900 - }
1901 -
1902 - return result.join('\n');
1903 - }
1904 -
1905 - function sanitizeUserInput(text) {
1906 - const div = document.createElement('div');
1907 - div.textContent = text;
1908 - return div.innerHTML;
1909 - }
1910 -
1911 - function escapeHtml(unsafe) {
1912 - // Skip escaping if it's already escaped or contains HTML code block markup
1913 - if (unsafe.includes('&lt;') || unsafe.includes('&gt;') ||
1914 - unsafe.includes('<pre><code') || unsafe.includes('</code></pre>')) {
1915 - return unsafe;
1916 - }
1917 -
1918 - return unsafe
1919 - .replace(/&/g, "&amp;")
1920 - .replace(/</g, "&lt;")
1921 - .replace(/>/g, "&gt;")
1922 - .replace(/"/g, "&quot;")
1923 - .replace(/'/g, "&#039;");
1924 - }
1925 -
1926 - function decodeHTMLEntities(text) {
1927 - var textArea = document.createElement('textarea');
1928 - textArea.innerHTML = text;
1929 - return textArea.value;
1930 - }
1931 -
1932 - // ====================================
1933 - // UI & SCROLLING CONTROLS
1934 - // ====================================
1935 -
1936 - function scrollToBottom(botIdOrInstant, instant) {
1937 - // Handle backward compatibility: scrollToBottom() or scrollToBottom(true/false)
1938 - var botId = 'default';
1939 - if (typeof botIdOrInstant === 'string') {
1940 - botId = botIdOrInstant;
1941 - instant = instant || false;
1942 - } else if (typeof botIdOrInstant === 'boolean') {
1943 - instant = botIdOrInstant;
1944 - } else {
1945 - instant = false;
1946 - }
1947 -
1948 - var chatBox = getElement(botId, 'chat-box');
1949 - if (instant) {
1950 - // Instantly set the scroll position to the bottom
1951 - chatBox.scrollTop(chatBox.prop("scrollHeight"));
1952 - } else {
1953 - // Use requestAnimationFrame for smoother scrolling if needed
1954 - let start = null;
1955 - const scrollHeight = chatBox.prop("scrollHeight");
1956 - const initialScroll = chatBox.scrollTop();
1957 - const distance = scrollHeight - initialScroll;
1958 - const duration = 500; // Duration in ms
1959 -
1960 - function smoothScroll(timestamp) {
1961 - if (!start) start = timestamp;
1962 - const progress = timestamp - start;
1963 - const currentScroll = initialScroll + (distance * (progress / duration));
1964 - chatBox.scrollTop(currentScroll);
1965 -
1966 - if (progress < duration) {
1967 - requestAnimationFrame(smoothScroll);
1968 - } else {
1969 - chatBox.scrollTop(scrollHeight); // Ensure it's exactly at the bottom
1970 - }
1971 - }
1972 -
1973 - requestAnimationFrame(smoothScroll);
1974 - }
1975 - }
1976 -
1977 - function scrollElementToTop(element, botId) {
1978 - botId = botId || 'default';
1979 - var chatBox = getElement(botId, 'chat-box');
1980 - var elementTop = element.position().top + chatBox.scrollTop();
1981 - chatBox.animate({ scrollTop: elementTop }, 500);
1982 - }
1983 -
1984 - function showChatWidget(botId) {
1985 - botId = botId || 'default';
1986 - var $button = getElement(botId, 'floating-chatbot-button');
1987 - // First ensure display is set
1988 - $button.css('display', 'flex');
1989 - // Then handle the fade
1990 - $button.fadeTo(500, 1);
1991 - // Force visibility
1992 - $button.removeClass('hidden');
1993 - }
1994 -
1995 - function hideChatWidget(botId) {
1996 - botId = botId || 'default';
1997 - var $button = getElement(botId, 'floating-chatbot-button');
1998 - $button.css('display', 'none');
1999 - $button.addClass('hidden');
2000 - }
2001 -
2002 - function disableScroll() {
2003 - if (isMobile()) {
2004 - $('body').css('overflow', 'hidden');
2005 - }
2006 - }
2007 -
2008 - function enableScroll() {
2009 - if (isMobile()) {
2010 - $('body').css('overflow', '');
2011 - }
2012 - }
2013 -
2014 - function isMobile() {
2015 - // This can be a simple check, or more sophisticated detection of mobile devices
2016 - return window.innerWidth <= 768; // Example threshold for mobile devices
2017 - }
2018 -
2019 - function setFullHeight() {
2020 - var vh = $(window).innerHeight() * 0.01;
2021 - $(':root').css('--vh', vh + 'px');
2022 - }
2023 -
2024 -
2025 - // ====================================
2026 - // NOTIFICATION SYSTEM
2027 - // ====================================
2028 -
2029 - function createNotificationBadge() {
2030 - const chatButton = document.getElementById('floating-chatbot-button');
2031 -
2032 - if (!chatButton) return;
2033 -
2034 - // Remove any existing badge first
2035 - const existingBadge = chatButton.querySelector('.chat-notification-badge');
2036 - if (existingBadge) {
2037 - existingBadge.remove();
2038 - }
2039 -
2040 - notificationBadge = document.createElement('div');
2041 - notificationBadge.className = 'chat-notification-badge';
2042 - notificationBadge.style.cssText = `
2043 - display: none;
2044 - position: absolute;
2045 - top: -5px;
2046 - right: -5px;
2047 - background-color: red;
2048 - color: white;
2049 - border-radius: 50%;
2050 - padding: 4px 8px;
2051 - font-size: 12px;
2052 - font-weight: bold;
2053 - z-index: 10001;
2054 - `;
2055 - chatButton.style.position = 'relative';
2056 - chatButton.appendChild(notificationBadge);
2057 -
2058 - }
2059 -
2060 - function showNotification(botId) {
2061 - botId = botId || 'default';
2062 - const badge = getElementDOM(botId, 'chat-notification-badge');
2063 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2064 - if (badge && $floatingChatbot.hasClass('hidden')) {
2065 - badge.style.display = 'block';
2066 - badge.textContent = '1';
2067 - }
2068 - }
2069 -
2070 - function hideNotification(botId) {
2071 - botId = botId || 'default';
2072 - const badge = getElementDOM(botId, 'chat-notification-badge');
2073 - if (badge) {
2074 - badge.style.display = 'none';
2075 - }
2076 - }
2077 -
2078 - function startNotificationChecking(botId) {
2079 - botId = botId || 'default';
2080 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2081 - if (!chatPersistenceEnabled) return;
2082 -
2083 - createNotificationBadge(botId);
2084 - var instance = MxChatInstances.get(botId);
2085 - instance.notificationCheckInterval = setInterval(function() {
2086 - checkForNewMessages(botId);
2087 - }, 30000); // Check every 30 seconds
2088 - }
2089 -
2090 - function stopNotificationChecking(botId) {
2091 - botId = botId || 'default';
2092 - var instance = MxChatInstances.get(botId);
2093 - if (instance.notificationCheckInterval) {
2094 - clearInterval(instance.notificationCheckInterval);
2095 - }
2096 - }
2097 -
2098 - function checkForNewMessages() {
2099 - const sessionId = getChatSession();
2100 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2101 -
2102 - if (!chatPersistenceEnabled) return;
2103 -
2104 - $.ajax({
2105 - url: mxchatChat.ajax_url,
2106 - type: 'POST',
2107 - data: {
2108 - action: 'mxchat_check_new_messages',
2109 - session_id: sessionId,
2110 - last_seen_id: lastSeenMessageId,
2111 - nonce: mxchatChat.nonce
2112 - },
2113 - success: function(response) {
2114 - if (response.success && response.data.hasNewMessages) {
2115 - showNotification();
2116 - }
2117 - }
2118 - });
2119 - }
2120 -
2121 -
2122 -// ====================================
2123 -// LIVE AGENT FUNCTIONALITY
2124 -// ====================================
2125 -
2126 -function startPolling(botId) {
2127 - botId = botId || 'default';
2128 - var instance = MxChatInstances.get(botId);
2129 - // Clear any existing interval first
2130 - stopPolling(botId);
2131 - instance.pollingInterval = setInterval(function() {
2132 - checkForAgentMessages(botId);
2133 - }, 5000);
2134 -}
2135 -
2136 -function stopPolling(botId) {
2137 - botId = botId || 'default';
2138 - var instance = MxChatInstances.get(botId);
2139 - if (instance.pollingInterval) {
2140 - clearInterval(instance.pollingInterval);
2141 - instance.pollingInterval = null;
2142 - }
2143 -}
2144 -
2145 -function checkForAgentMessages(botId) {
2146 - botId = botId || 'default';
2147 - var instance = MxChatInstances.get(botId);
2148 - const sessionId = getChatSession(botId);
2149 - $.ajax({
2150 - url: mxchatChat.ajax_url,
2151 - type: 'POST',
2152 - dataType: 'json',
2153 - data: {
2154 - action: 'mxchat_fetch_new_messages',
2155 - session_id: sessionId,
2156 - last_seen_id: instance.lastSeenMessageId,
2157 - persistence_enabled: 'true',
2158 - nonce: mxchatChat.nonce
2159 - },
2160 - success: function (response) {
2161 - if (response.success && response.data?.new_messages) {
2162 - let hasNewMessage = false;
2163 -
2164 - response.data.new_messages.forEach(function (message) {
2165 - if (message.role === "agent" && !instance.processedMessageIds.has(message.id)) {
2166 - hasNewMessage = true;
2167 - appendMessage("agent", message.content, '', [], false, botId);
2168 - instance.lastSeenMessageId = message.id;
2169 - instance.processedMessageIds.add(message.id);
2170 - }
2171 - });
2172 -
2173 - if (hasNewMessage) {
2174 - enableChatInput(botId);
2175 - }
2176 -
2177 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2178 - if (hasNewMessage && $floatingChatbot.hasClass('hidden')) {
2179 - showNotification(botId);
2180 - }
2181 -
2182 - scrollToBottom(botId, true);
2183 - }
2184 -
2185 - // Handle chat mode transitions (e.g. agent ended chat via !endchat)
2186 - if (response.success && response.data?.chat_mode) {
2187 - updateChatModeIndicator(response.data.chat_mode, botId);
2188 - }
2189 - },
2190 - error: function (xhr, status, error) {
2191 - // Polling error - silently continue
2192 - }
2193 - });
2194 -}
2195 -
2196 - // ====================================
2197 - // CHAT HISTORY & PERSISTENCE
2198 - // ====================================
2199 -
2200 -function loadChatHistory(botId, onComplete) {
2201 - botId = botId || 'default';
2202 - var instance = MxChatInstances.get(botId);
2203 -
2204 - // Prevent duplicate loading
2205 - if (instance.chatHistoryLoaded) {
2206 - if (onComplete) onComplete();
2207 - return;
2208 - }
2209 -
2210 - // Use getChatSession which returns null if no session exists (does NOT create one)
2211 - var sessionId = getChatSession(botId);
2212 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2213 -
2214 - // No session yet — nothing to load. History will load after first message via ensureSession.
2215 - if (!sessionId) {
2216 - instance.chatHistoryLoaded = true;
2217 - if (onComplete) onComplete();
2218 - return;
2219 - }
2220 -
2221 - if (chatPersistenceEnabled && sessionId) {
2222 - $.ajax({
2223 - url: mxchatChat.ajax_url,
2224 - type: 'POST',
2225 - dataType: 'json',
2226 - data: {
2227 - action: 'mxchat_fetch_conversation_history',
2228 - session_id: sessionId
2229 - },
2230 - success: function(response) {
2231 - // Handle session reset (IP changed while user was away)
2232 - if (response.success === false && response.data && response.data.action === 'reset_session') {
2233 - // Silent reset — new session but don't clear UI
2234 - MxChatInstances.silentResetSession(botId);
2235 - instance.chatHistoryLoaded = true; // Prevent retry loop
2236 - if (onComplete) onComplete();
2237 - return;
2238 - }
2239 -
2240 - // Check if the response indicates success
2241 - if (response.success) {
2242 - // Handle case where conversation data exists and is an array
2243 - if (response.data && Array.isArray(response.data.conversation)) {
2244 - var $chatBox = getElement(botId, 'chat-box');
2245 - var $fragment = $(document.createDocumentFragment());
2246 - let highestMessageId = instance.lastSeenMessageId;
2247 -
2248 - // Update chat mode if provided
2249 - if (response.data.chat_mode) {
2250 - updateChatModeIndicator(response.data.chat_mode, botId);
2251 - }
2252 -
2253 - // Only process if there are actual messages
2254 - if (response.data.conversation.length > 0) {
2255 - // IMPORTANT: Clear existing messages before loading history
2256 - $chatBox.empty();
2257 -
2258 - $.each(response.data.conversation, function(index, message) {
2259 - // Skip agent messages if persistence is off
2260 - if (!chatPersistenceEnabled && message.role === 'agent') {
2261 - return;
2262 - }
2263 -
2264 - var messageClass, messageBgColor, messageFontColor;
2265 -
2266 - switch (message.role) {
2267 - case 'user':
2268 - messageClass = 'user-message';
2269 - messageBgColor = userMessageBgColor;
2270 - messageFontColor = userMessageFontColor;
2271 - break;
2272 - case 'agent':
2273 - messageClass = 'agent-message';
2274 - messageBgColor = liveAgentMessageBgColor;
2275 - messageFontColor = liveAgentMessageFontColor;
2276 - break;
2277 - default:
2278 - messageClass = 'bot-message';
2279 - messageBgColor = botMessageBgColor;
2280 - messageFontColor = botMessageFontColor;
2281 - break;
2282 - }
2283 -
2284 - var messageElement = $('<div>').addClass(messageClass)
2285 - .css({
2286 - 'background': messageBgColor,
2287 - 'color': messageFontColor
2288 - });
2289 -
2290 - var content = message.content;
2291 - content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
2292 - content = decodeHTMLEntities(content);
2293 -
2294 - // Skip linkify for messages containing structured HTML
2295 - // (forms, product cards, galleries, etc.) to avoid
2296 - // markdown formatting corrupting HTML attributes
2297 - // (e.g. underscores in name="field_name" becoming <em> tags)
2298 - if (content.includes("mxchat-product-card") ||
2299 - content.includes("mxchat-image-gallery") ||
2300 - content.includes("mxchat-featured-products") ||
2301 - content.includes("<form") ||
2302 - content.includes("<input") ||
2303 - content.includes("<select") ||
2304 - content.includes("<textarea")) {
2305 - messageElement.html(content);
2306 - } else {
2307 - var formattedContent = linkify(content);
2308 - messageElement.html(formattedContent);
2309 - }
2310 -
2311 - $fragment.append(messageElement);
2312 -
2313 - // Track message IDs
2314 - if (message.id) {
2315 - highestMessageId = Math.max(highestMessageId, message.id);
2316 - instance.processedMessageIds.add(message.id);
2317 - }
2318 - });
2319 -
2320 - // Only append messages and scroll if we have content
2321 - $chatBox.append($fragment);
2322 - scrollToBottom(botId, true);
2323 -
2324 - // Collapse quick questions if we have conversation history
2325 - // BUT skip auto-collapse for embedded bots (they should stay expanded)
2326 - if (hasQuickQuestions(botId) && !isEmbeddedBot(botId)) {
2327 - collapseQuickQuestions(botId);
2328 - }
2329 -
2330 - // Update lastSeenMessageId after history loads
2331 - instance.lastSeenMessageId = highestMessageId;
2332 -
2333 - // Only update chat mode if persistence is enabled and we have messages
2334 - if (chatPersistenceEnabled) {
2335 - var lastMessage = response.data.conversation[response.data.conversation.length - 1];
2336 - if (lastMessage.role === 'agent') {
2337 - updateChatModeIndicator('agent', botId);
2338 - }
2339 - }
2340 -
2341 - // Mark as loaded ONLY after successful load
2342 - instance.chatHistoryLoaded = true;
2343 - }
2344 - }
2345 - }
2346 - if (onComplete) onComplete();
2347 - },
2348 - error: function(xhr, status, error) {
2349 - // Error loading chat history - silently continue
2350 - if (onComplete) onComplete();
2351 - }
2352 - });
2353 - } else {
2354 - if (onComplete) onComplete();
2355 - }
2356 -}
2357 -
2358 -
2359 - // ====================================
2360 - // FILE UPLOAD FUNCTIONALITY
2361 - // ====================================
2362 -
2363 - function addSafeEventListener(elementId, eventType, handler) {
2364 - const element = document.getElementById(elementId);
2365 - if (element) {
2366 - element.addEventListener(eventType, handler);
2367 - }
2368 - }
2369 -
2370 - function showActivePdf(filename, botId) {
2371 - botId = botId || 'default';
2372 - const container = getElementDOM(botId, 'active-pdf-container');
2373 - const nameElement = getElementDOM(botId, 'active-pdf-name');
2374 -
2375 - if (!container || !nameElement) {
2376 - return;
2377 - }
2378 -
2379 - nameElement.textContent = filename;
2380 - container.style.display = 'flex';
2381 - }
2382 -
2383 - function showActiveWord(filename, botId) {
2384 - botId = botId || 'default';
2385 - const container = getElementDOM(botId, 'active-word-container');
2386 - const nameElement = getElementDOM(botId, 'active-word-name');
2387 -
2388 - if (!container || !nameElement) {
2389 - return;
2390 - }
2391 -
2392 - nameElement.textContent = filename;
2393 - container.style.display = 'flex';
2394 - }
2395 -
2396 - function removeActivePdf(botId) {
2397 - botId = botId || 'default';
2398 - var instance = MxChatInstances.get(botId);
2399 - const container = getElementDOM(botId, 'active-pdf-container');
2400 - const nameElement = getElementDOM(botId, 'active-pdf-name');
2401 -
2402 - if (!container || !nameElement || !instance.activePdfFile) return;
2403 -
2404 - fetch(mxchatChat.ajax_url, {
2405 - method: 'POST',
2406 - headers: {
2407 - 'Content-Type': 'application/x-www-form-urlencoded',
2408 - },
2409 - body: new URLSearchParams({
2410 - 'action': 'mxchat_remove_pdf',
2411 - 'session_id': getChatSession(botId),
2412 - 'nonce': mxchatChat.nonce
2413 - })
2414 - })
2415 - .then(response => response.json())
2416 - .then(data => {
2417 - if (data.success) {
2418 - container.style.display = 'none';
2419 - nameElement.textContent = '';
2420 - activePdfFile = null;
2421 - appendMessage('bot', 'PDF removed.');
2422 - }
2423 - })
2424 - .catch(error => {
2425 - // Error removing PDF - silently continue
2426 - });
2427 - }
2428 -
2429 - function removeActiveWord() {
2430 - const container = document.getElementById('active-word-container');
2431 - const nameElement = document.getElementById('active-word-name');
2432 -
2433 - if (!container || !nameElement || !activeWordFile) return;
2434 -
2435 - fetch(mxchatChat.ajax_url, {
2436 - method: 'POST',
2437 - headers: {
2438 - 'Content-Type': 'application/x-www-form-urlencoded',
2439 - },
2440 - body: new URLSearchParams({
2441 - 'action': 'mxchat_remove_word',
2442 - 'session_id': sessionId,
2443 - 'nonce': mxchatChat.nonce
2444 - })
2445 - })
2446 - .then(response => response.json())
2447 - .then(data => {
2448 - if (data.success) {
2449 - container.style.display = 'none';
2450 - nameElement.textContent = '';
2451 - activeWordFile = null;
2452 - appendMessage('bot', 'Word document removed.');
2453 - }
2454 - })
2455 - .catch(error => {
2456 - // Error removing Word document - silently continue
2457 - });
2458 - }
2459 -
2460 - // ====================================
2461 - // CONSENT & COMPLIANCE (GDPR)
2462 - // ====================================
2463 -
2464 - function initializeChatVisibility(botId) {
2465 - botId = botId || 'default';
2466 - const complianzEnabled = mxchatChat.complianz_toggle === 'on' ||
2467 - mxchatChat.complianz_toggle === '1' ||
2468 - mxchatChat.complianz_toggle === 1;
2469 -
2470 - if (complianzEnabled && typeof cmplz_has_consent === "function" && typeof complianz !== 'undefined') {
2471 - // Initial check
2472 - checkConsentAndShowChat(botId);
2473 -
2474 - // Listen for consent changes
2475 - $(document).on('cmplz_status_change', function(event) {
2476 - checkConsentAndShowChat(botId);
2477 - });
2478 - } else {
2479 - // If Complianz is not enabled, always show
2480 - getElement(botId, 'floating-chatbot-button')
2481 - .css('display', 'flex')
2482 - .removeClass('hidden no-consent')
2483 - .fadeTo(500, 1);
2484 -
2485 - // Also check pre-chat message when Complianz is not enabled
2486 - checkPreChatDismissal(botId);
2487 - }
2488 - }
2489 -
2490 -
2491 - function checkConsentAndShowChat(botId) {
2492 - botId = botId || 'default';
2493 - var consentStatus = cmplz_has_consent('marketing');
2494 - var consentType = complianz.consenttype;
2495 -
2496 - let $widget = getElement(botId, 'floating-chatbot-button');
2497 - let $chatbot = getElement(botId, 'floating-chatbot');
2498 - let $preChat = getElement(botId, 'pre-chat-message');
2499 -
2500 - if (consentStatus === true) {
2501 - $widget
2502 - .removeClass('no-consent')
2503 - .css('display', 'flex')
2504 - .removeClass('hidden')
2505 - .fadeTo(500, 1);
2506 - $chatbot.removeClass('no-consent');
2507 -
2508 - // Show pre-chat message if not dismissed
2509 - checkPreChatDismissal(botId);
2510 - } else {
2511 - $widget
2512 - .addClass('no-consent')
2513 - .fadeTo(500, 0, function() {
2514 - $(this)
2515 - .css('display', 'none')
2516 - .addClass('hidden');
2517 - });
2518 - $chatbot.addClass('no-consent');
2519 -
2520 - // Hide pre-chat message when no consent
2521 - $preChat.hide();
2522 - }
2523 - }
2524 -
2525 -
2526 - // ====================================
2527 - // PRE-CHAT MESSAGE HANDLING
2528 - // ====================================
2529 -
2530 - function checkPreChatDismissal(botId) {
2531 - botId = botId || 'default';
2532 - try {
2533 - var dismissedAt = localStorage.getItem('mxchat_pre_chat_dismissed_' + botId);
2534 - if (dismissedAt) {
2535 - // Re-show after 24 hours
2536 - var elapsed = Date.now() - parseInt(dismissedAt, 10);
2537 - if (elapsed < 86400000) {
2538 - getElement(botId, 'pre-chat-message').hide();
2539 - return;
2540 - }
2541 - // Expired — clear and show again
2542 - localStorage.removeItem('mxchat_pre_chat_dismissed_' + botId);
2543 - }
2544 - getElement(botId, 'pre-chat-message').fadeIn(250);
2545 - } catch (e) {
2546 - // localStorage unavailable — show the message
2547 - getElement(botId, 'pre-chat-message').fadeIn(250);
2548 - }
2549 - }
2550 -
2551 - function handlePreChatDismissal(botId) {
2552 - botId = botId || 'default';
2553 - getElement(botId, 'pre-chat-message').fadeOut(200);
2554 - try {
2555 - localStorage.setItem('mxchat_pre_chat_dismissed_' + botId, String(Date.now()));
2556 - } catch (e) {
2557 - // localStorage unavailable — dismissal won't persist
2558 - }
2559 - }
2560 -
2561 -
2562 - // ====================================
2563 - // UTILITY FUNCTIONS
2564 - // ====================================
2565 -
2566 - function copyToClipboard(text) {
2567 - var tempInput = $('<input>');
2568 - $('body').append(tempInput);
2569 - tempInput.val(text).select();
2570 - document.execCommand('copy');
2571 - tempInput.remove();
2572 - }
2573 -
2574 -
2575 - function isImageHtml(str) {
2576 - return str.startsWith('<img') && str.endsWith('>');
2577 - }
2578 -
2579 -
2580 - // ====================================
2581 - // EVENT HANDLERS & INITIALIZATION
2582 - // ====================================
2583 -
2584 -$(document).on('click', '.mxchat-popular-question', function () {
2585 - var question = $(this).text();
2586 - var botId = getBotIdFromElement(this);
2587 -
2588 - // Append the question as if the user typed it
2589 - appendMessage("user", question, '', [], false, botId);
2590 -
2591 - // Only collapse if there are questions
2592 - if (hasQuickQuestions(botId)) {
2593 - collapseQuickQuestions(botId);
2594 - }
2595 -
2596 - // Send the question to the server
2597 - sendMessageToChatbot(question, botId);
2598 -});
2599 -
2600 -$(document).on('click', '.questions-toggle-btn', function(e) {
2601 - e.preventDefault();
2602 - e.stopPropagation();
2603 - var botId = getBotIdFromElement(this);
2604 - expandQuickQuestions(botId);
2605 -});
2606 -
2607 -$(document).on('click', '.questions-collapse-btn', function(e) {
2608 - e.preventDefault();
2609 - e.stopPropagation();
2610 - var botId = getBotIdFromElement(this);
2611 - collapseQuickQuestions(botId);
2612 -});
2613 -
2614 - // Chatbot visibility toggle handlers - use class selector for multi-instance support
2615 - $(document).on('click', '.floating-chatbot-button', function() {
2616 - var botId = getBotIdFromElement(this);
2617 - var $chatbot = getElement(botId, 'floating-chatbot');
2618 - var $badge = getElement(botId, 'chat-notification-badge');
2619 - var $preChat = getElement(botId, 'pre-chat-message');
2620 -
2621 - if ($chatbot.hasClass('hidden')) {
2622 - $chatbot.removeClass('hidden').addClass('visible');
2623 - $(this).addClass('hidden');
2624 - $badge.hide(); // Hide notification when opening chat
2625 - disableScroll();
2626 - $preChat.fadeOut(250);
2627 -
2628 - // Load chat history for returning visitors (persistence)
2629 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
2630 - if (chatPersistenceEnabled) {
2631 - MxChatInstances.ensureSession(botId);
2632 - }
2633 -
2634 - // Deferred email check — only on first widget open
2635 - var emailBlocker = getElementDOM(botId, 'email-blocker');
2636 - var instance = MxChatInstances.get(botId);
2637 - if (emailBlocker && !instance.emailCheckDone) {
2638 - instance.emailCheckDone = true;
2639 - resolveEmailState(botId);
2640 - } else if (!emailBlocker) {
2641 - // No email collection — still route through showChatContainerForBot
2642 - // so the loader is shown while chat history loads
2643 - showChatContainerForBot(botId);
2644 - }
2645 - } else {
2646 - $chatbot.removeClass('visible').addClass('hidden');
2647 - $(this).removeClass('hidden');
2648 - enableScroll();
2649 - checkPreChatDismissal(botId);
2650 - }
2651 - });
2652 -
2653 - // Allow clicking anywhere on the title bar to close the chatbot
2654 - $(document).on('click', '.chatbot-top-bar', function() {
2655 - var botId = getBotIdFromElement(this);
2656 - getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible');
2657 - getElement(botId, 'floating-chatbot-button').removeClass('hidden');
2658 - enableScroll();
2659 - });
2660 -
2661 - $(document).on('click', '.close-pre-chat-message', function(e) {
2662 - e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
2663 - var botId = getBotIdFromElement(this);
2664 - handlePreChatDismissal(botId);
2665 - });
2666 -
2667 -
2668 - // PDF upload button handlers - use class selector
2669 - $(document).on('click', '.pdf-upload-btn', function() {
2670 - var botId = getBotIdFromElement(this);
2671 - var pdfInput = getElementDOM(botId, 'pdf-upload');
2672 - if (pdfInput) pdfInput.click();
2673 - });
2674 -
2675 - // Word upload button handlers - use class selector
2676 - $(document).on('click', '.word-upload-btn', function() {
2677 - var botId = getBotIdFromElement(this);
2678 - var wordInput = getElementDOM(botId, 'word-upload');
2679 - if (wordInput) wordInput.click();
2680 - });
2681 -
2682 - // PDF file input change handler
2683 - addSafeEventListener('pdf-upload', 'change', async function(e) {
2684 - const file = e.target.files[0];
2685 -
2686 - if (!file || file.type !== 'application/pdf') {
2687 - alert('Please select a valid PDF file.');
2688 - return;
2689 - }
2690 -
2691 - if (!sessionId) {
2692 - alert('Error: No session ID found');
2693 - return;
2694 - }
2695 -
2696 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
2697 - alert('Error: Ajax configuration missing');
2698 - return;
2699 - }
2700 -
2701 - // Disable buttons and show loading state
2702 - const uploadBtn = document.getElementById('pdf-upload-btn');
2703 - const sendBtn = document.getElementById('send-button');
2704 - const originalBtnContent = uploadBtn.innerHTML;
2705 -
2706 - try {
2707 - const formData = new FormData();
2708 - formData.append('action', 'mxchat_upload_pdf');
2709 - formData.append('pdf_file', file);
2710 - formData.append('session_id', sessionId);
2711 - formData.append('nonce', mxchatChat.nonce);
2712 -
2713 - uploadBtn.disabled = true;
2714 - sendBtn.disabled = true;
2715 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
2716 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
2717 - </svg>`;
2718 -
2719 - const response = await fetch(mxchatChat.ajax_url, {
2720 - method: 'POST',
2721 - body: formData
2722 - });
2723 -
2724 - const data = await response.json();
2725 -
2726 - if (data.success) {
2727 - // Hide popular questions if they exist
2728 - const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
2729 - if (hasQuickQuestions()) {
2730 - collapseQuickQuestions();
2731 - }
2732 -
2733 - // Show the active PDF name
2734 - showActivePdf(data.data.filename);
2735 -
2736 - appendMessage('bot', data.data.message);
2737 - scrollToBottom();
2738 - activePdfFile = data.data.filename;
2739 - } else {
2740 - alert('Failed to upload PDF. Please try again.');
2741 - }
2742 - } catch (error) {
2743 - alert('Error uploading file. Please try again.');
2744 - } finally {
2745 - uploadBtn.disabled = false;
2746 - sendBtn.disabled = false;
2747 - uploadBtn.innerHTML = originalBtnContent;
2748 - this.value = ''; // Reset file input
2749 - }
2750 - });
2751 -
2752 - // Word file input change handler
2753 - addSafeEventListener('word-upload', 'change', async function(e) {
2754 - const file = e.target.files[0];
2755 -
2756 - if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
2757 - alert('Please select a valid Word document (.docx).');
2758 - return;
2759 - }
2760 -
2761 - if (!sessionId) {
2762 - alert('Error: No session ID found');
2763 - return;
2764 - }
2765 -
2766 - // Disable buttons and show loading state
2767 - const uploadBtn = document.getElementById('word-upload-btn');
2768 - const sendBtn = document.getElementById('send-button');
2769 - const originalBtnContent = uploadBtn.innerHTML;
2770 -
2771 - try {
2772 - const formData = new FormData();
2773 - formData.append('action', 'mxchat_upload_word');
2774 - formData.append('word_file', file);
2775 - formData.append('session_id', sessionId);
2776 - formData.append('nonce', mxchatChat.nonce);
2777 -
2778 - uploadBtn.disabled = true;
2779 - sendBtn.disabled = true;
2780 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
2781 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
2782 - </svg>`;
2783 -
2784 - const response = await fetch(mxchatChat.ajax_url, {
2785 - method: 'POST',
2786 - body: formData
2787 - });
2788 -
2789 - const data = await response.json();
2790 -
2791 - if (data.success) {
2792 - // Hide popular questions if they exist
2793 - const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
2794 - if (hasQuickQuestions()) {
2795 - collapseQuickQuestions();
2796 - }
2797 -
2798 - // Show the active Word document name
2799 - showActiveWord(data.data.filename);
2800 -
2801 - appendMessage('bot', data.data.message);
2802 - scrollToBottom();
2803 - activeWordFile = data.data.filename;
2804 - } else {
2805 - alert('Failed to upload Word document. Please try again.');
2806 - }
2807 - } catch (error) {
2808 - alert('Error uploading file. Please try again.');
2809 - } finally {
2810 - uploadBtn.disabled = false;
2811 - sendBtn.disabled = false;
2812 - uploadBtn.innerHTML = originalBtnContent;
2813 - this.value = ''; // Reset file input
2814 - }
2815 - });
2816 -
2817 - // Remove button click handlers
2818 - document.getElementById('remove-pdf-btn')?.addEventListener('click', function(e) {
2819 - e.preventDefault();
2820 - e.stopPropagation();
2821 - removeActivePdf();
2822 - });
2823 -
2824 - document.getElementById('remove-word-btn')?.addEventListener('click', function(e) {
2825 - e.preventDefault();
2826 - e.stopPropagation();
2827 - removeActiveWord();
2828 - });
2829 -
2830 - // Window resize handlers
2831 - $(window).on('resize orientationchange', function() {
2832 - setFullHeight();
2833 - });
2834 -
2835 -
2836 - // ====================================
2837 - // TOOLBAR & STYLING SETUP
2838 - // ====================================
2839 -
2840 - // Apply toolbar settings
2841 - if (mxchatChat.chat_toolbar_toggle === 'on') {
2842 - $('.chat-toolbar').show();
2843 - } else {
2844 - $('.chat-toolbar').hide();
2845 - }
2846 -
2847 - // Apply toolbar icon colors
2848 - const toolbarElements = [
2849 - '#mxchat-chatbot .toolbar-btn svg',
2850 - '#mxchat-chatbot .active-pdf-name',
2851 - '#mxchat-chatbot .active-word-name',
2852 - '#mxchat-chatbot .remove-pdf-btn svg',
2853 - '#mxchat-chatbot .remove-word-btn svg',
2854 - '#mxchat-chatbot .toolbar-perplexity svg'
2855 - ];
2856 -
2857 - toolbarElements.forEach(selector => {
2858 - $(selector).css({
2859 - 'fill': toolbarIconColor,
2860 - 'stroke': toolbarIconColor,
2861 - 'color': toolbarIconColor
2862 - });
2863 - });
2864 -
2865 -
2866 -// ====================================
2867 -// INIT LOADER & CHAT CONTAINER HELPERS
2868 -// ====================================
2869 -// These must be outside the email collection block so they're always available
2870 -// (used by persistence loading even when email collection is off)
2871 -
2872 -function showInitLoader(botId) {
2873 - var loader = getElementDOM(botId, 'mxchat-init-loader');
2874 - if (loader) loader.style.display = 'flex';
2875 -}
2876 -
2877 -function hideInitLoader(botId) {
2878 - var loader = getElementDOM(botId, 'mxchat-init-loader');
2879 - if (loader) loader.style.display = 'none';
2880 -}
2881 -
2882 -function showEmailFormForBot(botId) {
2883 - hideInitLoader(botId);
2884 - var emailBlocker = getElementDOM(botId, 'email-blocker');
2885 - var chatContainer = getElementDOM(botId, 'chat-container');
2886 - if (emailBlocker) emailBlocker.style.display = 'flex';
2887 - if (chatContainer) chatContainer.style.display = 'none';
2888 -}
2889 -
2890 -function showChatContainerForBot(botId) {
2891 - var emailBlocker = getElementDOM(botId, 'email-blocker');
2892 - var chatContainer = getElementDOM(botId, 'chat-container');
2893 - if (emailBlocker) emailBlocker.style.display = 'none';
2894 -
2895 - var instance = MxChatInstances.get(botId);
2896 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2897 -
2898 - // If persistence is on and history hasn't loaded yet, show loader
2899 - // while history loads to prevent flash of empty chat
2900 - if (chatPersistenceEnabled && !instance.chatHistoryLoaded) {
2901 - if (chatContainer) chatContainer.style.display = 'none';
2902 - showInitLoader(botId);
2903 - loadChatHistory(botId, function() {
2904 - hideInitLoader(botId);
2905 - if (chatContainer) chatContainer.style.display = 'flex';
2906 - scrollToBottom(botId, true);
2907 - });
2908 - } else {
2909 - hideInitLoader(botId);
2910 - if (chatContainer) chatContainer.style.display = 'flex';
2911 - if (typeof loadChatHistory === 'function') {
2912 - loadChatHistory(botId);
2913 - }
2914 - }
2915 -}
2916 -
2917 -// ====================================
2918 -// EMAIL COLLECTION SETUP - MULTI-INSTANCE VERSION
2919 -// ====================================
2920 -// Only run email collection setup if it's enabled
2921 -if (mxchatChat && mxchatChat.email_collection_enabled === 'on') {
2922 -
2923 - // Track submitting state per bot
2924 - const emailSubmittingState = {};
2925 -
2926 - // Add CSS animations for email form (once globally)
2927 - if (!document.getElementById('email-error-styles')) {
2928 - const style = document.createElement('style');
2929 - style.id = 'email-error-styles';
2930 - style.textContent = `
2931 - @keyframes fadeInError {
2932 - from { opacity: 0; transform: translateY(-5px); }
2933 - to { opacity: 1; transform: translateY(0); }
2934 - }
2935 - .email-input-shake {
2936 - animation: shake 0.5s ease-in-out;
2937 - }
2938 - @keyframes shake {
2939 - 0%, 100% { transform: translateX(0); }
2940 - 25% { transform: translateX(-5px); }
2941 - 75% { transform: translateX(5px); }
2942 - }
2943 - @keyframes spin {
2944 - from { transform: rotate(0deg); }
2945 - to { transform: rotate(360deg); }
2946 - }
2947 - .email-spinner {
2948 - display: inline-block;
2949 - vertical-align: middle;
2950 - }
2951 - `;
2952 - document.head.appendChild(style);
2953 - }
2954 -
2955 - function isValidEmailAddress(email) {
2956 - const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
2957 - return emailRegex.test(email.trim()) && email.length <= 254;
2958 - }
2959 -
2960 - function isValidNameInput(name) {
2961 - return name && name.trim().length >= 2 && name.trim().length <= 100;
2962 - }
2963 -
2964 - /**
2965 - * Replace {visitor_name} placeholder in intro message with actual visitor name
2966 - * @param {string} botId - The bot instance ID
2967 - * @param {string} visitorName - The visitor's name to insert
2968 - */
2969 - function replaceVisitorNamePlaceholder(botId, visitorName) {
2970 - var chatBox = getElementDOM(botId, 'chat-box');
2971 - if (!chatBox) return;
2972 -
2973 - // Find the first bot message (intro message)
2974 - var introMessage = chatBox.querySelector('.bot-message');
2975 - if (!introMessage) return;
2976 -
2977 - var messageContent = introMessage.querySelector('div[dir="auto"]');
2978 - if (!messageContent) return;
2979 -
2980 - var html = messageContent.innerHTML;
2981 -
2982 - // Replace {visitor_name} placeholder (case-insensitive)
2983 - if (visitorName && visitorName.trim()) {
2984 - // Escape HTML to prevent XSS
2985 - var safeName = $('<div>').text(visitorName.trim()).html();
2986 - html = html.replace(/\{visitor_name\}/gi, safeName);
2987 - } else {
2988 - // Remove placeholder and clean up spacing if no name provided
2989 - html = html.replace(/\{visitor_name\}/gi, '');
2990 - // Clean up any double spaces that might result
2991 - html = html.replace(/\s{2,}/g, ' ').trim();
2992 - }
2993 -
2994 - messageContent.innerHTML = html;
2995 - }
2996 -
2997 - function setEmailSubmissionState(botId, loading) {
2998 - var submitButton = getElementDOM(botId, 'email-submit-button');
2999 - var emailInput = getElementDOM(botId, 'user-email');
3000 - var nameInput = getElementDOM(botId, 'user-name');
3001 -
3002 - if (loading) {
3003 - emailSubmittingState[botId] = true;
3004 - if (submitButton) submitButton.disabled = true;
3005 - if (emailInput) emailInput.disabled = true;
3006 - if (nameInput) nameInput.disabled = true;
3007 -
3008 - if (submitButton && !submitButton.getAttribute('data-original-html')) {
3009 - submitButton.setAttribute('data-original-html', submitButton.innerHTML);
3010 - const originalText = submitButton.textContent;
3011 - submitButton.innerHTML = `
3012 - <svg class="email-spinner" style="width: 16px; height: 16px; margin-right: 8px; animation: spin 1s linear infinite;" viewBox="0 0 24 24">
3013 - <circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" fill="none" stroke-dasharray="31.416" stroke-dashoffset="31.416">
3014 - <animate attributeName="stroke-dasharray" dur="2s" values="0 31.416;15.708 15.708;0 31.416" repeatCount="indefinite"/>
3015 - <animate attributeName="stroke-dashoffset" dur="2s" values="0;-15.708;-31.416" repeatCount="indefinite"/>
3016 - </circle>
3017 - </svg>
3018 - ${originalText}
3019 - `;
3020 - submitButton.style.opacity = '0.8';
3021 - }
3022 - } else {
3023 - emailSubmittingState[botId] = false;
3024 - if (submitButton) submitButton.disabled = false;
3025 - if (emailInput) emailInput.disabled = false;
3026 - if (nameInput) nameInput.disabled = false;
3027 -
3028 - if (submitButton) {
3029 - const originalHtml = submitButton.getAttribute('data-original-html');
3030 - if (originalHtml) {
3031 - submitButton.innerHTML = originalHtml;
3032 - }
3033 - submitButton.style.opacity = '1';
3034 - }
3035 - }
3036 - }
3037 -
3038 - function showEmailError(botId, message) {
3039 - clearEmailError(botId);
3040 -
3041 - var emailForm = getElementDOM(botId, 'email-collection-form');
3042 - if (!emailForm) return;
3043 -
3044 - const errorDiv = document.createElement('div');
3045 - errorDiv.className = 'email-error';
3046 - errorDiv.style.cssText = `
3047 - color: #e74c3c;
3048 - font-size: 12px;
3049 - margin-top: 8px;
3050 - padding: 4px 0;
3051 - animation: fadeInError 0.3s ease;
3052 - `;
3053 - errorDiv.textContent = message;
3054 - emailForm.appendChild(errorDiv);
3055 -
3056 - // Add shake animation to inputs
3057 - var emailInput = getElementDOM(botId, 'user-email');
3058 - var nameInput = getElementDOM(botId, 'user-name');
3059 -
3060 - if (emailInput) {
3061 - emailInput.classList.add('email-input-shake');
3062 - setTimeout(() => emailInput.classList.remove('email-input-shake'), 500);
3063 - }
3064 - if (nameInput) {
3065 - nameInput.classList.add('email-input-shake');
3066 - setTimeout(() => nameInput.classList.remove('email-input-shake'), 500);
3067 - }
3068 - }
3069 -
3070 - function clearEmailError(botId) {
3071 - var emailForm = getElementDOM(botId, 'email-collection-form');
3072 - if (emailForm) {
3073 - const existingErrors = emailForm.querySelectorAll('.email-error');
3074 - existingErrors.forEach(error => error.remove());
3075 - }
3076 - }
3077 -
3078 - // Resolve email state using server-side data when available, AJAX fallback otherwise
3079 - function resolveEmailState(botId) {
3080 - if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
3081 - if (mxchatChat.initial_email_state.show_email_form) {
3082 - showEmailFormForBot(botId);
3083 - } else {
3084 - showChatContainerForBot(botId);
3085 - }
3086 - } else {
3087 - checkSessionAndEmailForBot(botId);
3088 - }
3089 - }
3090 -
3091 - function checkSessionAndEmailForBot(botId) {
3092 - const sessionId = MxChatInstances.ensureSession(botId);
3093 -
3094 - // Hide both panels while we check — show loader instead
3095 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3096 - var chatContainer = getElementDOM(botId, 'chat-container');
3097 - if (emailBlocker) emailBlocker.style.display = 'none';
3098 - if (chatContainer) chatContainer.style.display = 'none';
3099 - showInitLoader(botId);
3100 -
3101 - fetch(mxchatChat.ajax_url, {
3102 - method: 'POST',
3103 - headers: {
3104 - 'Content-Type': 'application/x-www-form-urlencoded',
3105 - },
3106 - body: new URLSearchParams({
3107 - action: 'mxchat_check_email_provided',
3108 - session_id: sessionId,
3109 - nonce: mxchatChat.nonce,
3110 - })
3111 - })
3112 - .then((response) => {
3113 - if (!response.ok) {
3114 - throw new Error(`HTTP error! status: ${response.status}`);
3115 - }
3116 - return response.json();
3117 - })
3118 - .then((data) => {
3119 - if (data.success) {
3120 - if (data.data.logged_in || data.data.email) {
3121 - showChatContainerForBot(botId);
3122 - } else {
3123 - showEmailFormForBot(botId);
3124 - }
3125 - } else {
3126 - showEmailFormForBot(botId);
3127 - }
3128 - })
3129 - .catch((error) => {
3130 - showEmailFormForBot(botId);
3131 - });
3132 - }
3133 -
3134 - // Event delegation for email form submission
3135 - $(document).on('submit', '.email-collection-form', function(e) {
3136 - e.preventDefault();
3137 - e.stopPropagation();
3138 -
3139 - var botId = getBotIdFromElement(this);
3140 -
3141 - // Prevent double submission
3142 - if (emailSubmittingState[botId]) {
3143 - return false;
3144 - }
3145 -
3146 - var emailInput = getElementDOM(botId, 'user-email');
3147 - var nameInput = getElementDOM(botId, 'user-name');
3148 - var userEmail = emailInput ? emailInput.value.trim() : '';
3149 - var userName = nameInput ? nameInput.value.trim() : '';
3150 - var sessionId = MxChatInstances.ensureSession(botId);
3151 -
3152 - // Validate email
3153 - if (!userEmail) {
3154 - showEmailError(botId, 'Please enter your email address.');
3155 - return false;
3156 - }
3157 -
3158 - if (!isValidEmailAddress(userEmail)) {
3159 - showEmailError(botId, 'Please enter a valid email address.');
3160 - return false;
3161 - }
3162 -
3163 - // Validate name if field exists and has content
3164 - if (nameInput && userName && !isValidNameInput(userName)) {
3165 - showEmailError(botId, 'Please enter a valid name (2-100 characters).');
3166 - return false;
3167 - }
3168 -
3169 - clearEmailError(botId);
3170 - setEmailSubmissionState(botId, true);
3171 -
3172 - // Prepare form data
3173 - const formData = new URLSearchParams({
3174 - action: 'mxchat_handle_save_email_and_response',
3175 - email: userEmail,
3176 - session_id: sessionId,
3177 - nonce: mxchatChat.nonce,
3178 - });
3179 -
3180 - if (userName) {
3181 - formData.append('name', userName);
3182 - }
3183 -
3184 - fetch(mxchatChat.ajax_url, {
3185 - method: 'POST',
3186 - headers: {
3187 - 'Content-Type': 'application/x-www-form-urlencoded',
3188 - },
3189 - body: formData
3190 - })
3191 - .then((response) => {
3192 - if (!response.ok) {
3193 - throw new Error(`HTTP error! status: ${response.status}`);
3194 - }
3195 - return response.json();
3196 - })
3197 - .then((data) => {
3198 - setEmailSubmissionState(botId, false);
3199 -
3200 - if (data.success) {
3201 - showChatContainerForBot(botId);
3202 -
3203 - // Replace {visitor_name} placeholder in intro message with actual name
3204 - if (userName) {
3205 - replaceVisitorNamePlaceholder(botId, userName);
3206 - } else {
3207 - // Remove placeholder if no name provided
3208 - replaceVisitorNamePlaceholder(botId, '');
3209 - }
3210 -
3211 - if (data.message && typeof appendMessage === 'function') {
3212 - setTimeout(() => {
3213 - appendMessage('bot', data.message, '', [], false, botId);
3214 - if (typeof scrollToBottom === 'function') {
3215 - scrollToBottom(botId);
3216 - }
3217 - }, 100);
3218 - }
3219 - } else {
3220 - showEmailError(botId, data.message || 'Failed to save email. Please try again.');
3221 - }
3222 - })
3223 - .catch((error) => {
3224 - setEmailSubmissionState(botId, false);
3225 - showEmailError(botId, 'An error occurred. Please try again.');
3226 - });
3227 -
3228 - return false;
3229 - });
3230 -
3231 - // Real-time email validation using event delegation
3232 - $(document).on('input', '.mxchat-email-input', function() {
3233 - var botId = getBotIdFromElement(this);
3234 - var $input = $(this);
3235 -
3236 - // Clear previous timeout
3237 - clearTimeout($input.data('validationTimeout'));
3238 -
3239 - // Debounce validation
3240 - var timeout = setTimeout(() => {
3241 - var email = this.value.trim();
3242 - clearEmailError(botId);
3243 -
3244 - if (email && !isValidEmailAddress(email)) {
3245 - showEmailError(botId, 'Please enter a valid email address.');
3246 - }
3247 - }, 500);
3248 -
3249 - $input.data('validationTimeout', timeout);
3250 - });
3251 -
3252 - // Handle Enter key in email input
3253 - $(document).on('keypress', '.mxchat-email-input', function(e) {
3254 - if (e.key === 'Enter') {
3255 - e.preventDefault();
3256 - var botId = getBotIdFromElement(this);
3257 - if (!emailSubmittingState[botId]) {
3258 - $(this).closest('.email-collection-form').submit();
3259 - }
3260 - }
3261 - });
3262 -
3263 - // Handle Enter key in name input
3264 - $(document).on('keypress', '.mxchat-name-input', function(e) {
3265 - if (e.key === 'Enter') {
3266 - e.preventDefault();
3267 - var botId = getBotIdFromElement(this);
3268 - if (!emailSubmittingState[botId]) {
3269 - $(this).closest('.email-collection-form').submit();
3270 - }
3271 - }
3272 - });
3273 -
3274 - // Initialize email check for all bot instances
3275 - // For floating bots: defer until widget is opened (zero passive AJAX)
3276 - // For embedded bots: check immediately since the form is visible
3277 - $('.mxchat-chatbot-wrapper').each(function() {
3278 - var botId = $(this).data('bot-id') || 'default';
3279 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3280 -
3281 - if (emailBlocker) {
3282 - if (isEmbeddedBot(botId)) {
3283 - // Embedded bots are always visible — check now
3284 - resolveEmailState(botId);
3285 - }
3286 - // Floating bots: handled in the widget open handler
3287 - } else if (isEmbeddedBot(botId)) {
3288 - // Embedded bot, no email collection — load history with loader
3289 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
3290 - if (chatPersistenceEnabled) {
3291 - MxChatInstances.ensureSession(botId);
3292 - showChatContainerForBot(botId);
3293 - }
3294 - }
3295 - });
3296 -}
3297 -
3298 - // Open chatbot when pre-chat message is clicked - use class selector for multi-instance
3299 - $(document).on('click', '.pre-chat-message', function() {
3300 - var botId = getBotIdFromElement(this);
3301 - var $chatbot = getElement(botId, 'floating-chatbot');
3302 - if ($chatbot.hasClass('hidden')) {
3303 - $chatbot.removeClass('hidden').addClass('visible');
3304 - getElement(botId, 'floating-chatbot-button').addClass('hidden');
3305 - handlePreChatDismissal(botId);
3306 - disableScroll(); // Disable scroll when chatbot opens
3307 -
3308 - // Load chat history for returning visitors (persistence)
3309 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
3310 - if (chatPersistenceEnabled) {
3311 - MxChatInstances.ensureSession(botId);
3312 - }
3313 -
3314 - // Deferred email check — only on first widget open
3315 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3316 - var instance = MxChatInstances.get(botId);
3317 - if (emailBlocker && !instance.emailCheckDone) {
3318 - instance.emailCheckDone = true;
3319 - resolveEmailState(botId);
3320 - } else if (!emailBlocker) {
3321 - showChatContainerForBot(botId);
3322 - }
3323 - }
3324 - });
3325 -
3326 - // Legacy duplicate close handler removed — handled by single event delegation above
3327 -
3328 -
3329 -function hasQuickQuestions(botId) {
3330 - botId = botId || 'default';
3331 - var questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
3332 - if (!questionsContainer) return false;
3333 - const questionButtons = questionsContainer.querySelectorAll('.mxchat-popular-question');
3334 - return questionButtons.length > 0;
3335 -}
3336 -
3337 -/**
3338 - * Check if a bot is embedded (not floating)
3339 - * Embedded bots don't have a .floating-chatbot wrapper
3340 - */
3341 -function isEmbeddedBot(botId) {
3342 - botId = botId || 'default';
3343 - var floatingWrapper = document.getElementById('floating-chatbot-' + botId);
3344 - return !floatingWrapper;
3345 -}
3346 -
3347 -function collapseQuickQuestions(botId) {
3348 - botId = botId || 'default';
3349 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
3350 - if (questionsContainer && hasQuickQuestions(botId)) {
3351 - questionsContainer.classList.add('collapsed');
3352 - questionsContainer.classList.add('has-been-collapsed');
3353 - try {
3354 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'true');
3355 - sessionStorage.setItem('mxchat_questions_has_been_collapsed_' + botId, 'true');
3356 - } catch (e) {
3357 - // Ignore if sessionStorage is not available
3358 - }
3359 - }
3360 -}
3361 -
3362 -function expandQuickQuestions(botId) {
3363 - botId = botId || 'default';
3364 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
3365 - if (questionsContainer && hasQuickQuestions(botId)) {
3366 - questionsContainer.classList.remove('collapsed');
3367 - try {
3368 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'false');
3369 - } catch (e) {
3370 - // Ignore if sessionStorage is not available
3371 - }
3372 - }
3373 -}
3374 -
3375 -function checkQuickQuestionsState(botId) {
3376 - botId = botId || 'default';
3377 - if (!hasQuickQuestions(botId)) {
3378 - return; // Don't do anything if no questions exist
3379 - }
3380 -
3381 - // Skip restoring collapsed state for embedded bots - they should always start expanded
3382 - if (isEmbeddedBot(botId)) {
3383 - return;
3384 - }
3385 -
3386 - try {
3387 - const isCollapsed = sessionStorage.getItem('mxchat_questions_collapsed_' + botId);
3388 - const hasBeenCollapsed = sessionStorage.getItem('mxchat_questions_has_been_collapsed_' + botId);
3389 -
3390 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
3391 - if (questionsContainer) {
3392 - if (hasBeenCollapsed === 'true') {
3393 - questionsContainer.classList.add('has-been-collapsed');
3394 - }
3395 - if (isCollapsed === 'true') {
3396 - questionsContainer.classList.add('collapsed');
3397 - }
3398 - }
3399 - } catch (e) {
3400 - // Ignore if sessionStorage is not available
3401 - }
3402 -}
3403 -
3404 -// Global delegation for dynamically added links as fallback
3405 -// Use class selector for multi-instance support
3406 -$(document).on('click', '.chat-box a[href]:not([data-tracked])', function(e) {
3407 - const $link = $(this);
3408 - const messageDiv = $link.closest('.bot-message, .agent-message');
3409 -
3410 - // Only process bot/agent message links
3411 - if (messageDiv.length > 0) {
3412 - const originalHref = $link.attr('href');
3413 -
3414 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
3415 - e.preventDefault();
3416 - e.stopPropagation();
3417 -
3418 - // Mark as tracked
3419 - $link.attr('data-tracked', 'true');
3420 -
3421 - // Get bot ID from the chat box context
3422 - var botId = getBotIdFromElement(this);
3423 -
3424 - // Get message context from the message div
3425 - const messageText = messageDiv.text().substring(0, 200);
3426 -
3427 - $.ajax({
3428 - url: mxchatChat.ajax_url,
3429 - type: 'POST',
3430 - data: {
3431 - action: 'mxchat_track_url_click',
3432 - session_id: getChatSession(botId),
3433 - url: originalHref,
3434 - message_context: messageText,
3435 - nonce: mxchatChat.nonce
3436 - },
3437 - complete: function() {
3438 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
3439 - window.open(originalHref, '_blank');
3440 - } else {
3441 - window.location.href = originalHref;
3442 - }
3443 - }
3444 - });
3445 -
3446 - return false;
3447 - }
3448 - }
3449 -});
3450 -
3451 - // ====================================
3452 - // MAIN INITIALIZATION
3453 - // ====================================
3454 -
3455 - // Initialize all chatbot instances on the page
3456 - initializeAllInstances();
3457 -
3458 - // Legacy initialization for single bot compatibility
3459 - $('.floating-chatbot.hidden').each(function() {
3460 - var botId = getBotIdFromElement(this);
3461 - getElement(botId, 'floating-chatbot-button').removeClass('hidden');
3462 - });
3463 -
3464 - // Initialize when document is ready
3465 - setFullHeight();
3466 -
3467 - // Note: trackOriginatingPage() and loadChatHistory() are now deferred
3468 - // until the user's first interaction via MxChatInstances.ensureSession()
3469 -
3470 - // Initialize chat visibility for all instances
3471 - $('.mxchat-chatbot-wrapper').each(function() {
3472 - var botId = $(this).data('bot-id') || 'default';
3473 - initializeChatVisibility(botId);
3474 - });
3475 -
3476 - // Make functions globally available for add-ons
3477 - window.hasQuickQuestions = hasQuickQuestions;
3478 - window.collapseQuickQuestions = collapseQuickQuestions;
3479 - window.appendMessage = appendMessage;
3480 - window.appendThinkingMessage = appendThinkingMessage;
3481 - window.scrollToBottom = scrollToBottom;
3482 - window.scrollElementToTop = scrollElementToTop;
3483 - window.replaceLastMessage = replaceLastMessage;
3484 - window.callMxChat = callMxChat;
3485 - window.callMxChatStream = callMxChatStream;
3486 - window.shouldUseStreaming = shouldUseStreaming;
3487 - window.getChatSession = getChatSession;
3488 - window.getPageContext = getPageContext;
3489 - window.updateStreamingMessage = updateStreamingMessage;
3490 - window.MxChatInstances = MxChatInstances;
3491 - window.getElement = getElement;
3492 - window.getElementDOM = getElementDOM;
3493 - window.getBotIdFromElement = getBotIdFromElement;
3494 -
3495 -}); // End of jQuery ready
3496 -
3497 -
3498 -// ====================================
3499 -// GLOBAL EVENT LISTENERS (Outside jQuery)
3500 -// ====================================
3501 -
3502 -// Event listener for copy button (code blocks)
3503 -document.addEventListener("click", (e) => {
3504 - if (e.target.classList.contains("mxchat-copy-button")) {
3505 - const copyButton = e.target;
3506 - const codeBlock = copyButton
3507 - .closest(".mxchat-code-block-container")
3508 - .querySelector(".mxchat-code-block code");
3509 -
3510 - if (codeBlock) {
3511 - // Preserve formatting using innerText
3512 - navigator.clipboard.writeText(codeBlock.innerText).then(() => {
3513 - copyButton.textContent = "Copied!";
3514 - copyButton.setAttribute("aria-label", "Copied to clipboard");
3515 -
3516 - setTimeout(() => {
3517 - copyButton.textContent = "Copy";
3518 - copyButton.setAttribute("aria-label", "Copy to clipboard");
3519 - }, 2000);
3520 - });
3521 - }
3522 - }
3523 -});
3524 -
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 +// Helper function to handle chat mode updates
285 +function handleChatModeUpdates(response, responseText) {
286 + // Check for explicit chat mode in response (THIS IS THE KEY FIX)
287 + if (response.chat_mode) {
288 + updateChatModeIndicator(response.chat_mode);
289 + return; // Return early since we found explicit mode
290 + }
291 + // Check for fallback response chat mode
292 + else if (response.fallbackResponse && response.fallbackResponse.chat_mode) {
293 + updateChatModeIndicator(response.fallbackResponse.chat_mode);
294 + return; // Return early since we found explicit mode
295 + }
296 +
297 + // Only do text-based detection if no explicit mode was provided
298 + // Check for specific AI chatbot response text
299 + if (responseText === 'You are now chatting with the AI chatbot.' ||
300 + responseText.includes('now chatting with the AI') ||
301 + responseText.includes('switched to AI mode') ||
302 + responseText.includes('AI chatbot is now')) {
303 + updateChatModeIndicator('ai');
304 + }
305 + // Check for agent transfer messages
306 + else if (responseText.includes('agent') &&
307 + (responseText.includes('transfer') || responseText.includes('connected'))) {
308 + updateChatModeIndicator('agent');
309 + }
310 +}
311 +
312 +function callMxChat(message, callback) {
313 + // Get page context if contextual awareness is enabled
314 + const pageContext = getPageContext();
315 +
316 + // Prepare AJAX data
317 + const ajaxData = {
318 + action: 'mxchat_handle_chat_request',
319 + message: message,
320 + session_id: getChatSession(),
321 + nonce: mxchatChat.nonce,
322 + current_page_url: window.location.href,
323 + current_page_title: document.title
324 + };
325 +
326 + // Add page context if available
327 + if (pageContext) {
328 + ajaxData.page_context = JSON.stringify(pageContext);
329 + }
330 +
331 + // CHECK FOR VISION FLAGS AND ADD THEM
332 + if (window.mxchatVisionProcessed) {
333 + ajaxData.vision_processed = true;
334 + ajaxData.original_user_message = window.mxchatOriginalMessage || message;
335 + ajaxData.vision_images_count = window.mxchatVisionImagesCount || 0;
336 + // Clear the flags after use
337 + window.mxchatVisionProcessed = false;
338 + window.mxchatOriginalMessage = null;
339 + window.mxchatVisionImagesCount = 0;
340 + }
341 +
342 + $.ajax({
343 + url: mxchatChat.ajax_url,
344 + type: 'POST',
345 + dataType: 'json',
346 + data: ajaxData,
347 + success: function(response) {
348 +
349 + // IMMEDIATE CHAT MODE UPDATE - This should be FIRST
350 + if (response.chat_mode) {
351 + //console.log("Updating chat mode to:", response.chat_mode);
352 + updateChatModeIndicator(response.chat_mode);
353 + }
354 +
355 + // Also check in data property if response is wrapped
356 + if (response.data && response.data.chat_mode) {
357 + //console.log("Updating chat mode from data to:", response.data.chat_mode);
358 + updateChatModeIndicator(response.data.chat_mode);
359 + }
360 + // Log the full response for debugging
361 + //console.log("API Response:", response);
362 +
363 + // IMMEDIATE CHAT MODE UPDATE - Handle this first, before any other processing
364 + if (response.chat_mode) {
365 + //console.log("Updating chat mode immediately to:", response.chat_mode);
366 + updateChatModeIndicator(response.chat_mode);
367 + }
368 +
369 + // First check if this is a successful response by looking for text, html, or message fields
370 + // This preserves compatibility with your server response format
371 + if (response.text !== undefined || response.html !== undefined || response.message !== undefined ||
372 + (response.success === true && response.data && response.data.status === 'waiting_for_agent')) {
373 +
374 + // Handle successful response - this is your original success handling code
375 +
376 + // Handle other responses
377 + let responseText = response.text || '';
378 + let responseHtml = response.html || '';
379 + let responseMessage = response.message || '';
380 +
381 + // Add PDF filename handling
382 + if (response.data && response.data.filename) {
383 + showActivePdf(response.data.filename);
384 + activePdfFile = response.data.filename;
385 + }
386 +
387 + // Add redirect check here
388 + if (response.redirect_url) {
389 + if (responseText) {
390 + replaceLastMessage("bot", responseText);
391 + }
392 + setTimeout(() => {
393 + window.location.href = response.redirect_url;
394 + }, 1500);
395 + return;
396 + }
397 +
398 + // Check for live agent response
399 + if (response.success && response.data && response.data.status === 'waiting_for_agent') {
400 + updateChatModeIndicator('agent');
401 + return;
402 + }
403 +
404 + // Handle the message and show notification if chat is hidden
405 + if (responseText || responseHtml || responseMessage) {
406 +
407 + // ADD RESPONSE HOOKS HERE - BEFORE DISPLAYING
408 + if (responseText && typeof customMxChatFilter === 'function') {
409 + responseText = customMxChatFilter(responseText, "response");
410 + }
411 + if (responseMessage && typeof customMxChatFilter === 'function') {
412 + responseMessage = customMxChatFilter(responseMessage, "response");
413 + }
414 +
415 + // Update the messages as before
416 + if (responseText && responseHtml) {
417 + replaceLastMessage("bot", responseText, responseHtml);
418 + } else if (responseText) {
419 + replaceLastMessage("bot", responseText);
420 + } else if (responseHtml) {
421 + replaceLastMessage("bot", "", responseHtml);
422 + } else if (responseMessage) {
423 + replaceLastMessage("bot", responseMessage);
424 + }
425 +
426 + // Check if chat is hidden and show notification
427 + if ($('#floating-chatbot').hasClass('hidden')) {
428 + const badge = $('#chat-notification-badge');
429 + if (badge.length) {
430 + badge.show();
431 + }
432 + }
433 + } else {
434 + ////console.error("Unexpected response format:", response);
435 + replaceLastMessage("bot", "I received an empty response. Please try again or contact support if this persists.");
436 + }
437 +
438 + if (response.message_id) {
439 + lastSeenMessageId = response.message_id;
440 + }
441 +
442 + return;
443 + }
444 +
445 + // If we got here, it's likely an error response
446 + // Now we can check for error conditions with our robust error handling
447 +
448 + let errorMessage = "";
449 + let errorCode = "";
450 +
451 + // Check various possible error locations in the response
452 + if (response.data && response.data.error_message) {
453 + errorMessage = response.data.error_message;
454 + errorCode = response.data.error_code || "";
455 + } else if (response.error_message) {
456 + errorMessage = response.error_message;
457 + errorCode = response.error_code || "";
458 + } else if (response.message) {
459 + errorMessage = response.message;
460 + } else if (typeof response.data === 'string') {
461 + errorMessage = response.data;
462 + } else if (!response.success) {
463 + // Explicit check for success: false without other error info
464 + errorMessage = "An error occurred. Please try again or contact support.";
465 + } else {
466 + // Fallback for any other unexpected response format
467 + errorMessage = "Unexpected response received. Please try again or contact support.";
468 + }
469 +
470 + // Log the error with code for debugging
471 + //console.log("Response data:", response.data);
472 + ////console.error("API Error:", errorMessage, "Code:", errorCode);
473 +
474 + // Format user-friendly error message
475 + let displayMessage = errorMessage;
476 +
477 + // Customize message for admin users
478 + if (mxchatChat.is_admin) {
479 + // For admin users, show more technical details including error code
480 + displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
481 + }
482 +
483 + replaceLastMessage("bot", displayMessage);
484 + },
485 + error: function(xhr, status, error) {
486 + //console.error("AJAX Error:", status, error);
487 + //console.log("Response Text:", xhr.responseText);
488 +
489 + let errorMessage = "An unexpected error occurred.";
490 +
491 + // Try to parse the response if it's JSON
492 + try {
493 + const responseJson = JSON.parse(xhr.responseText);
494 + //console.log("Parsed error response:", responseJson);
495 +
496 + if (responseJson.data && responseJson.data.error_message) {
497 + errorMessage = responseJson.data.error_message;
498 + } else if (responseJson.message) {
499 + errorMessage = responseJson.message;
500 + }
501 + } catch (e) {
502 + // Not JSON or parsing failed, use HTTP status based messages
503 + if (xhr.status === 0) {
504 + errorMessage = "Network error: Please check your internet connection.";
505 + } else if (xhr.status === 403) {
506 + errorMessage = "Access denied: Your session may have expired. Please refresh the page.";
507 + } else if (xhr.status === 404) {
508 + errorMessage = "API endpoint not found. Please contact support.";
509 + } else if (xhr.status === 429) {
510 + errorMessage = "Too many requests. Please try again in a moment.";
511 + } else if (xhr.status >= 500) {
512 + errorMessage = "Server error: The server encountered an issue. Please try again later.";
513 + }
514 + }
515 +
516 + replaceLastMessage("bot", errorMessage);
517 + }
518 + });
519 +}
520 +
521 +function callMxChatStream(message, callback) {
522 + //console.log("Using streaming for message:", message);
523 +
524 + const currentModel = mxchatChat.model || 'gpt-4o';
525 + if (!isStreamingSupported(currentModel)) {
526 + //console.log("Streaming not supported, falling back to regular call");
527 + callMxChat(message, callback);
528 + return;
529 + }
530 +
531 + // Get page context if contextual awareness is enabled
532 + const pageContext = getPageContext();
533 +
534 + const formData = new FormData();
535 + formData.append('action', 'mxchat_stream_chat');
536 + formData.append('message', message);
537 + formData.append('session_id', getChatSession());
538 + formData.append('nonce', mxchatChat.nonce);
539 + formData.append('current_page_url', window.location.href);
540 + formData.append('current_page_title', document.title);
541 +
542 + // Add page context if available
543 + if (pageContext) {
544 + formData.append('page_context', JSON.stringify(pageContext));
545 + }
546 +
547 + // CHECK FOR VISION FLAGS AND ADD THEM
548 + if (window.mxchatVisionProcessed) {
549 + formData.append('vision_processed', 'true');
550 + formData.append('original_user_message', window.mxchatOriginalMessage || message);
551 + formData.append('vision_images_count', window.mxchatVisionImagesCount || '0');
552 + // Clear the flags after use
553 + window.mxchatVisionProcessed = false;
554 + window.mxchatOriginalMessage = null;
555 + window.mxchatVisionImagesCount = 0;
556 + }
557 +
558 + let accumulatedContent = '';
559 + let testingDataReceived = false;
560 + let streamingStarted = false;
561 +
562 + fetch(mxchatChat.ajax_url, {
563 + method: 'POST',
564 + body: formData,
565 + credentials: 'same-origin'
566 + })
567 + .then(response => {
568 + //console.log("Streaming response received:", response);
569 +
570 + // Store the response for potential fallback handling
571 + const responseClone = response.clone();
572 +
573 + if (!response.ok) {
574 + // Try to get error details from response
575 + return responseClone.json().then(errorData => {
576 + //console.log("Server returned error response:", errorData);
577 + throw { isServerError: true, data: errorData };
578 + }).catch(() => {
579 + throw new Error('Network response was not ok');
580 + });
581 + }
582 +
583 +// Check if response is JSON instead of streaming
584 +const contentType = response.headers.get('content-type');
585 +if (contentType && contentType.includes('application/json')) {
586 + //console.log("Received JSON response instead of stream");
587 + return responseClone.json().then(data => {
588 + //console.log("Processing JSON response:", data);
589 +
590 + // IMMEDIATE CHAT MODE UPDATE for JSON response
591 + if (data.chat_mode) {
592 + //console.log("JSON Response: Updating chat mode to:", data.chat_mode);
593 + updateChatModeIndicator(data.chat_mode);
594 + }
595 +
596 + // Check for testing panel
597 + if (window.mxchatTestPanelInstance && data.testing_data) {
598 + //console.log('Testing data found in streaming JSON response:', data.testing_data);
599 + window.mxchatTestPanelInstance.handleTestingData(data.testing_data);
600 + }
601 +
602 + // Handle the JSON response directly
603 + handleNonStreamResponse(data, callback);
604 + return Promise.resolve(); // Prevent further processing
605 + });
606 +}
607 +
608 + // Continue with streaming processing
609 + const reader = response.body.getReader();
610 + const decoder = new TextDecoder();
611 + let buffer = '';
612 +
613 + function processStream() {
614 + reader.read().then(({ done, value }) => {
615 + if (done) {
616 + //console.log("Streaming completed, final content:", accumulatedContent);
617 +
618 + // If streaming completed but no content was received, try to get response as fallback
619 + if (!streamingStarted || !accumulatedContent) {
620 + //console.log("Stream completed with no content, checking for fallback data");
621 +
622 + // Try to read the response as JSON
623 + responseClone.text().then(text => {
624 + try {
625 + const data = JSON.parse(text);
626 + if (data.text || data.message) {
627 + handleNonStreamResponse(data, callback);
628 + } else {
629 + // No valid data, fall back to regular call
630 + $('.bot-message.temporary-message').remove();
631 + callMxChat(message, callback);
632 + }
633 + } catch (e) {
634 + // Could not parse, fall back to regular call
635 + $('.bot-message.temporary-message').remove();
636 + callMxChat(message, callback);
637 + }
638 + }).catch(() => {
639 + $('.bot-message.temporary-message').remove();
640 + callMxChat(message, callback);
641 + });
642 + return;
643 + }
644 +
645 + if (callback) {
646 + callback(accumulatedContent);
647 + }
648 + return;
649 + }
650 +
651 + buffer += decoder.decode(value, { stream: true });
652 + const lines = buffer.split('\n');
653 + buffer = lines.pop() || '';
654 +
655 + for (const line of lines) {
656 + if (line.startsWith('data: ')) {
657 + const data = line.substring(6);
658 +
659 + if (data === '[DONE]') {
660 + //console.log("Received [DONE] signal");
661 +
662 + if (!accumulatedContent) {
663 + //console.log("No content received before [DONE]");
664 + $('.bot-message.temporary-message').remove();
665 + callMxChat(message, callback);
666 + return;
667 + }
668 +
669 + if (callback) {
670 + callback(accumulatedContent);
671 + }
672 + return;
673 + }
674 +
675 + try {
676 + const json = JSON.parse(data);
677 +
678 + // IMMEDIATE CHAT MODE UPDATE FOR STREAMING
679 + if (json.chat_mode) {
680 + //console.log("Stream: Updating chat mode immediately to:", json.chat_mode);
681 + updateChatModeIndicator(json.chat_mode);
682 + }
683 +
684 + // Handle testing data
685 + if (json.testing_data && !testingDataReceived) {
686 + //console.log('Testing data received in stream:', json.testing_data);
687 + if (window.mxchatTestPanelInstance) {
688 + window.mxchatTestPanelInstance.handleTestingData(json.testing_data);
689 + testingDataReceived = true;
690 + }
691 + }
692 + // Handle content streaming
693 + else if (json.content) {
694 + streamingStarted = true;
695 + accumulatedContent += json.content;
696 + updateStreamingMessage(accumulatedContent);
697 + }
698 + // Handle complete response in stream (fallback response)
699 + else if (json.text || json.message) {
700 + //console.log("Received complete response in stream:", json);
701 + handleNonStreamResponse(json, callback);
702 + return;
703 + }
704 + // Handle errors
705 + else if (json.error) {
706 + console.error("Streaming error:", json.error);
707 +
708 + // Check if we have a fallback response
709 + if (json.fallback || json.text || json.message) {
710 + handleNonStreamResponse(json, callback);
711 + } else {
712 + $('.bot-message.temporary-message').remove();
713 + callMxChat(message, callback);
714 + }
715 + return;
716 + }
717 + } catch (e) {
718 + console.error('Error parsing SSE data:', e, 'Data:', data);
719 + }
720 + }
721 + }
722 +
723 + processStream();
724 + }).catch(streamError => {
725 + console.error('Error reading stream:', streamError);
726 + $('.bot-message.temporary-message').remove();
727 + callMxChat(message, callback);
728 + });
729 + }
730 +
731 + processStream();
732 + })
733 + .catch(error => {
734 + //console.log('Streaming failed:', error);
735 +
736 + // Check if we have server error data with chat mode
737 + if (error && error.isServerError && error.data) {
738 + //console.log('Using server error response data');
739 +
740 + // Check for chat mode in error data
741 + if (error.data.chat_mode) {
742 + //console.log("Error Response: Updating chat mode to:", error.data.chat_mode);
743 + updateChatModeIndicator(error.data.chat_mode);
744 + }
745 +
746 + handleNonStreamResponse(error.data, callback);
747 + } else {
748 + // Only fall back to regular call if we don't have any response data
749 + //console.log('No response data available, falling back to regular call');
750 + $('.bot-message.temporary-message').remove();
751 + callMxChat(message, callback);
752 + }
753 + });
754 +}
755 +
756 +// Helper function to handle non-streaming responses (updated to include immediate chat mode handling)
757 +function handleNonStreamResponse(data, callback) {
758 + //console.log("Handling non-stream response:", data);
759 +
760 + // IMMEDIATE CHAT MODE UPDATE FOR NON-STREAMING RESPONSES
761 + if (data.chat_mode) {
762 + //console.log("Non-Stream: Updating chat mode immediately to:", data.chat_mode);
763 + updateChatModeIndicator(data.chat_mode);
764 + }
765 +
766 + // Also check in data property if response is wrapped
767 + if (data.data && data.data.chat_mode) {
768 + //console.log("Non-Stream: Updating chat mode from data to:", data.data.chat_mode);
769 + updateChatModeIndicator(data.data.chat_mode);
770 + }
771 +
772 + // Remove temporary message
773 + $('.bot-message.temporary-message').remove();
774 +
775 + // Handle different response formats
776 + if (data.text || data.html || data.message) {
777 +
778 + // Apply response hooks
779 + if (data.text && typeof customMxChatFilter === 'function') {
780 + data.text = customMxChatFilter(data.text, "response");
781 + }
782 + if (data.message && typeof customMxChatFilter === 'function') {
783 + data.message = customMxChatFilter(data.message, "response");
784 + }
785 +
786 + // Display the response
787 + if (data.text && data.html) {
788 + replaceLastMessage("bot", data.text, data.html);
789 + } else if (data.text) {
790 + replaceLastMessage("bot", data.text);
791 + } else if (data.html) {
792 + replaceLastMessage("bot", "", data.html);
793 + } else if (data.message) {
794 + replaceLastMessage("bot", data.message);
795 + }
796 + }
797 +
798 + // Handle other response properties
799 + if (data.data && data.data.filename) {
800 + showActivePdf(data.data.filename);
801 + activePdfFile = data.data.filename;
802 + }
803 +
804 + if (data.redirect_url) {
805 + setTimeout(() => {
806 + window.location.href = data.redirect_url;
807 + }, 1500);
808 + }
809 +
810 + if (callback) {
811 + callback(data.text || data.message || '');
812 + }
813 +}
814 +// Enhanced updateChatModeIndicator function for immediate DOM updates
815 +function updateChatModeIndicator(mode) {
816 + //console.log("updateChatModeIndicator called with mode:", mode);
817 + const indicator = document.getElementById('chat-mode-indicator');
818 + if (indicator) {
819 + const oldText = indicator.textContent;
820 +
821 + if (mode === 'agent') {
822 + indicator.textContent = 'Live Agent';
823 + startPolling();
824 + //console.log("Set indicator to Live Agent");
825 + } else {
826 + // Everything else is AI mode
827 + const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
828 + indicator.textContent = customAiText;
829 + stopPolling();
830 + //console.log("Set indicator to AI Agent:", customAiText);
831 + }
832 +
833 + // Force immediate DOM update and reflow
834 + if (oldText !== indicator.textContent) {
835 + // Force a reflow to ensure the change is visible immediately
836 + indicator.style.display = 'none';
837 + indicator.offsetHeight; // Trigger reflow
838 + indicator.style.display = '';
839 +
840 + // Double-check after a brief moment to ensure the change stuck
841 + setTimeout(() => {
842 + //console.log("Final indicator text:", indicator.textContent);
843 + if (mode === 'agent' && indicator.textContent !== 'Live Agent') {
844 + console.warn("Mode indicator update failed, forcing update");
845 + indicator.textContent = 'Live Agent';
846 + } else if (mode !== 'agent' && indicator.textContent === 'Live Agent') {
847 + console.warn("Mode indicator stuck on Live Agent, forcing AI update");
848 + const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
849 + indicator.textContent = customAiText;
850 + }
851 + }, 50);
852 + }
853 + } else {
854 + console.error("Chat mode indicator element not found!");
855 + }
856 +}
857 +
858 +// Helper function to handle non-streaming responses (updated to include chat mode handling)
859 +function handleNonStreamResponse(data, callback) {
860 + //console.log("Handling non-stream response:", data);
861 +
862 + // Remove temporary message
863 + $('.bot-message.temporary-message').remove();
864 +
865 + // Handle different response formats
866 + if (data.text || data.html || data.message) {
867 +
868 + // Apply response hooks
869 + if (data.text && typeof customMxChatFilter === 'function') {
870 + data.text = customMxChatFilter(data.text, "response");
871 + }
872 + if (data.message && typeof customMxChatFilter === 'function') {
873 + data.message = customMxChatFilter(data.message, "response");
874 + }
875 +
876 + // NEW: Handle chat mode updates for streaming responses too
877 + handleChatModeUpdates(data, data.text || data.message);
878 +
879 + // Display the response
880 + if (data.text && data.html) {
881 + replaceLastMessage("bot", data.text, data.html);
882 + } else if (data.text) {
883 + replaceLastMessage("bot", data.text);
884 + } else if (data.html) {
885 + replaceLastMessage("bot", "", data.html);
886 + } else if (data.message) {
887 + replaceLastMessage("bot", data.message);
888 + }
889 + }
890 +
891 + // Handle other response properties
892 + if (data.data && data.data.filename) {
893 + showActivePdf(data.data.filename);
894 + activePdfFile = data.data.filename;
895 + }
896 +
897 + if (data.redirect_url) {
898 + setTimeout(() => {
899 + window.location.href = data.redirect_url;
900 + }, 1500);
901 + }
902 +
903 + if (callback) {
904 + callback(data.text || data.message || '');
905 + }
906 +}
907 +
908 +// Function to update message during streaming
909 +function updateStreamingMessage(content) {
910 + // ADD RESPONSE HOOK FOR REAL-TIME STREAMING
911 + if (typeof customMxChatFilter === 'function') {
912 + content = customMxChatFilter(content, "response");
913 + }
914 +
915 + const formattedContent = linkify(formatBoldText(convertNewlinesToBreaks(formatCodeBlocks(content))));
916 +
917 + // Find the temporary message
918 + const tempMessage = $('.bot-message.temporary-message').last();
919 +
920 + if (tempMessage.length) {
921 + // Update existing message
922 + tempMessage.html(formattedContent);
923 + } else {
924 + // Create new temporary message if it doesn't exist
925 + appendMessage("bot", content, '', [], true);
926 + }
927 +}
928 +
929 +//Function to check if streaming is supported for the current model
930 +function isStreamingSupported(model) {
931 + if (!model) return false;
932 +
933 + //console.log("Checking streaming support for model:", model); // Debug log
934 +
935 + // Get the model prefix
936 + const modelPrefix = model.split('-')[0].toLowerCase();
937 +
938 + //console.log("Model prefix:", modelPrefix); // Debug log
939 +
940 + // Support streaming for OpenAI, Claude, Grok, and DeepSeek models
941 + const isSupported = modelPrefix === 'gpt' || modelPrefix === 'o1' || modelPrefix === 'claude' || modelPrefix === 'grok' || modelPrefix === 'deepseek';
942 +
943 + //console.log("Streaming supported:", isSupported); // Debug log
944 +
945 + return isSupported;
946 +}
947 +
948 +// Update the event handlers to use the correct function names
949 +$('#send-button').off('click').on('click', function() {
950 + sendMessage(); // Use the updated sendMessage function
951 +});
952 +
953 +// Override enter key handler
954 +$('#chat-input').off('keypress').on('keypress', function(e) {
955 + if (e.which == 13 && !e.shiftKey) {
956 + e.preventDefault();
957 + sendMessage(); // Use the updated sendMessage function
958 + }
959 +});
960 +
961 +
962 +function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false) {
963 + try {
964 + // Determine styles based on sender type
965 + let messageClass, bgColor, fontColor;
966 +
967 + if (sender === "user") {
968 + messageClass = "user-message";
969 + bgColor = userMessageBgColor;
970 + fontColor = userMessageFontColor;
971 + // Only sanitize user input
972 + messageText = sanitizeUserInput(messageText);
973 + } else if (sender === "agent") {
974 + messageClass = "agent-message";
975 + bgColor = liveAgentMessageBgColor;
976 + fontColor = liveAgentMessageFontColor;
977 + } else {
978 + messageClass = "bot-message";
979 + bgColor = botMessageBgColor;
980 + fontColor = botMessageFontColor;
981 + }
982 +
983 + const messageDiv = $('<div>')
984 + .addClass(messageClass)
985 + .attr('dir', 'auto')
986 + .css({
987 + 'background': bgColor,
988 + 'color': fontColor,
989 + 'margin-bottom': '1em'
990 + });
991 +
992 + // Process the message content based on sender
993 + let fullMessage;
994 + if (sender === "user") {
995 + // For user messages, apply linkify after sanitization
996 + fullMessage = linkify(formatBoldText(convertNewlinesToBreaks(formatCodeBlocks(messageText))));
997 + } else {
998 + // For bot/agent messages, preserve HTML
999 + fullMessage = messageText;
1000 + }
1001 +
1002 + // Add images if provided
1003 + if (images && images.length > 0) {
1004 + fullMessage += '<div class="image-gallery" dir="auto">';
1005 + images.forEach(img => {
1006 + const safeTitle = sanitizeUserInput(img.title);
1007 + const safeUrl = encodeURI(img.image_url);
1008 + const safeThumbnail = encodeURI(img.thumbnail_url);
1009 +
1010 + fullMessage += `
1011 + <div style="margin-bottom: 10px;">
1012 + <strong>${safeTitle}</strong><br>
1013 + <a href="${safeUrl}" target="_blank">
1014 + <img src="${safeThumbnail}" alt="${safeTitle}" style="max-width: 100px; height: auto; margin: 5px;" />
1015 + </a>
1016 + </div>`;
1017 + });
1018 + fullMessage += '</div>';
1019 + }
1020 +
1021 + // Append HTML content if provided
1022 + if (messageHtml && sender !== "user") {
1023 + fullMessage += '<br><br>' + messageHtml;
1024 + }
1025 +
1026 + messageDiv.html(fullMessage);
1027 +
1028 + if (isTemporary) {
1029 + messageDiv.addClass('temporary-message');
1030 + }
1031 +
1032 + messageDiv.hide().appendTo('#chat-box').fadeIn(300, function() {
1033 + // FIXED: Use event delegation for link tracking
1034 + if (sender === "bot" || sender === "agent") {
1035 + attachLinkTracking(messageDiv, messageText);
1036 + }
1037 +
1038 + if (sender === "bot") {
1039 + const lastUserMessage = $('#chat-box').find('.user-message').last();
1040 + if (lastUserMessage.length) {
1041 + scrollElementToTop(lastUserMessage);
1042 + }
1043 + }
1044 + });
1045 +
1046 + if (messageText.id) {
1047 + lastSeenMessageId = messageText.id;
1048 + hideNotification();
1049 + }
1050 + } catch (error) {
1051 + console.error("Error rendering message:", error);
1052 + }
1053 +}
1054 +
1055 +// NEW: Helper function to attach link tracking with proper event handling
1056 +function attachLinkTracking(messageDiv, messageText) {
1057 + // Use a slight delay to ensure DOM is ready
1058 + setTimeout(function() {
1059 + const links = messageDiv.find('a[href]').not('[data-tracked]');
1060 +
1061 + links.each(function() {
1062 + const $link = $(this);
1063 + const originalHref = $link.attr('href');
1064 +
1065 + // Mark as tracked to avoid duplicate handlers
1066 + $link.attr('data-tracked', 'true');
1067 +
1068 + // Only track external URLs
1069 + if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
1070 + // Remove any existing click handlers first
1071 + $link.off('click.tracking');
1072 +
1073 + // Add new click handler with namespace
1074 + $link.on('click.tracking', function(e) {
1075 + e.preventDefault();
1076 + e.stopPropagation();
1077 +
1078 + const messageContext = typeof messageText === 'string'
1079 + ? messageText.substring(0, 200)
1080 + : '';
1081 +
1082 + // Track the click
1083 + $.ajax({
1084 + url: mxchatChat.ajax_url,
1085 + type: 'POST',
1086 + data: {
1087 + action: 'mxchat_track_url_click',
1088 + session_id: getChatSession(),
1089 + url: originalHref,
1090 + message_context: messageContext,
1091 + nonce: mxchatChat.nonce
1092 + },
1093 + complete: function() {
1094 + // Always redirect, even if tracking fails
1095 + if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
1096 + window.open(originalHref, '_blank');
1097 + } else {
1098 + window.location.href = originalHref;
1099 + }
1100 + }
1101 + });
1102 +
1103 + return false; // Extra insurance to prevent default
1104 + });
1105 + }
1106 + });
1107 + }, 100); // Small delay to ensure DOM is ready
1108 +}
1109 +
1110 +function replaceLastMessage(sender, responseText, responseHtml = '', images = []) {
1111 + var messageClass = sender === "user" ? "user-message" : sender === "agent" ? "agent-message" : "bot-message";
1112 + var lastMessageDiv = $('#chat-box').find('.bot-message.temporary-message, .agent-message.temporary-message').last();
1113 +
1114 + // Determine styles
1115 + let bgColor, fontColor;
1116 + if (sender === "user") {
1117 + bgColor = userMessageBgColor;
1118 + fontColor = userMessageFontColor;
1119 + } else if (sender === "agent") {
1120 + bgColor = liveAgentMessageBgColor;
1121 + fontColor = liveAgentMessageFontColor;
1122 + } else {
1123 + bgColor = botMessageBgColor;
1124 + fontColor = botMessageFontColor;
1125 + }
1126 +
1127 + var fullMessage = linkify(formatBoldText(convertNewlinesToBreaks(formatCodeBlocks(responseText))));
1128 + if (responseHtml) {
1129 + fullMessage += '<br><br>' + responseHtml;
1130 + }
1131 +
1132 + if (images.length > 0) {
1133 + fullMessage += '<div class="image-gallery" dir="auto">';
1134 + images.forEach(img => {
1135 + fullMessage += `
1136 + <div style="margin-bottom: 10px;">
1137 + <strong>${img.title}</strong><br>
1138 + <a href="${img.image_url}" target="_blank">
1139 + <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
1140 + </a>
1141 + </div>`;
1142 + });
1143 + fullMessage += '</div>';
1144 + }
1145 +
1146 + if (lastMessageDiv.length) {
1147 + lastMessageDiv.fadeOut(200, function() {
1148 + $(this)
1149 + .html(fullMessage)
1150 + .removeClass('bot-message user-message')
1151 + .addClass(messageClass)
1152 + .attr('dir', 'auto')
1153 + .css({
1154 + 'background-color': bgColor,
1155 + 'color': fontColor,
1156 + })
1157 + .removeClass('temporary-message')
1158 + .fadeIn(200, function() {
1159 + // FIXED: Use the helper function for link tracking
1160 + if (sender === "bot" || sender === "agent") {
1161 + attachLinkTracking($(this), responseText);
1162 + }
1163 +
1164 + if (sender === "bot" || sender === "agent") {
1165 + const lastUserMessage = $('#chat-box').find('.user-message').last();
1166 + if (lastUserMessage.length) {
1167 + scrollElementToTop(lastUserMessage);
1168 + }
1169 + // Show notification if chat is hidden
1170 + if ($('#floating-chatbot').hasClass('hidden')) {
1171 + showNotification();
1172 + }
1173 + }
1174 + });
1175 + });
1176 + } else {
1177 + appendMessage(sender, responseText, responseHtml, images);
1178 + }
1179 +}
1180 +
1181 +
1182 + function appendThinkingMessage() {
1183 + // Remove any existing thinking dots first
1184 + $('.thinking-dots').remove();
1185 +
1186 + // Retrieve the bot message font color and background color
1187 + var botMessageFontColor = mxchatChat.bot_message_font_color;
1188 + var botMessageBgColor = mxchatChat.bot_message_bg_color;
1189 +
1190 +
1191 + var thinkingHtml = '<div class="thinking-dots-container">' +
1192 + '<div class="thinking-dots">' +
1193 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
1194 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
1195 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
1196 + '</div>' +
1197 + '</div>';
1198 +
1199 + // Append the thinking dots to the chat container (or within the temporary message div)
1200 + $("#chat-box").append('<div class="bot-message temporary-message" style="background-color: ' + botMessageBgColor + ';">' + thinkingHtml + '</div>');
1201 + scrollToBottom();
1202 + }
1203 +
1204 + function removeThinkingDots() {
1205 + $('.thinking-dots').closest('.temporary-message').remove();
1206 + }
1207 +
1208 +
1209 + // ====================================
1210 + // TEXT FORMATTING & PROCESSING
1211 + // ====================================
1212 +
1213 +
1214 + function linkify(inputText) {
1215 + if (!inputText) return '';
1216 +
1217 + // Process markdown headers
1218 + let processedText = formatMarkdownHeaders(inputText);
1219 +
1220 + // Process markdown links
1221 + const markdownLinkPattern = /\[([^\]]+)\]\((https?:\/\/[^\s]+)\)/g;
1222 + processedText = processedText.replace(markdownLinkPattern, (match, text, url) => {
1223 + const safeUrl = encodeURI(url);
1224 + const safeText = sanitizeUserInput(text);
1225 + return `<a href="${safeUrl}" target="${linkTarget}">${safeText}</a>`;
1226 + });
1227 +
1228 + // Process phone numbers (tel:)
1229 + const phonePattern = /\[([^\]]+)\]\((tel:[\d+]+)\)/g;
1230 + processedText = processedText.replace(phonePattern, (match, text, phone) => {
1231 + const safePhone = encodeURI(phone);
1232 + const safeText = sanitizeUserInput(text);
1233 + return `<a href="${safePhone}">${safeText}</a>`;
1234 + });
1235 +
1236 + // Process standalone URLs
1237 + const urlPattern = /(^|[^">])(https?:\/\/[^\s<]+)/gim;
1238 + processedText = processedText.replace(urlPattern, (match, prefix, url) => {
1239 + const safeUrl = encodeURI(url);
1240 + return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${url}</a>`;
1241 + });
1242 +
1243 + // Process www. URLs
1244 + const wwwPattern = /(^|[^">])(www\.[\S]+(\b|$))(?![^<]*<\/a>)/gim;
1245 + processedText = processedText.replace(wwwPattern, (match, prefix, url) => {
1246 + const safeUrl = encodeURI(`http://${url}`);
1247 + return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${url}</a>`;
1248 + });
1249 +
1250 + // Add this after your phone pattern
1251 + const mailtoPattern = /\[([^\]]+)\]\((mailto:[^\)]+)\)/g;
1252 + processedText = processedText.replace(mailtoPattern, (match, text, mailto) => {
1253 + const safeMailto = encodeURI(mailto);
1254 + const safeText = sanitizeUserInput(text);
1255 + return `<a href="${safeMailto}">${safeText}</a>`;
1256 + });
1257 +
1258 + return processedText;
1259 + }
1260 +
1261 + function formatMarkdownHeaders(text) {
1262 + // Handle h1 to h6 headers
1263 + return text.replace(/^(#{1,6})\s(.+)$/gm, function(match, hashes, content) {
1264 + const level = hashes.length;
1265 + return `<h${level} class="chat-heading">${content}</h${level}>`;
1266 + });
1267 + }
1268 +
1269 + function formatBoldText(text) {
1270 + return text.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
1271 + }
1272 +
1273 + function convertNewlinesToBreaks(text) {
1274 + // Split the text into paragraphs (marked by double newlines or multiple <br> tags)
1275 + const paragraphs = text.split(/(?:\n\n|\<br\>\s*\<br\>)/g);
1276 +
1277 + // Wrap each paragraph in <p> tags
1278 + return paragraphs
1279 + .map(para => `<p>${para.trim()}</p>`)
1280 + .join('');
1281 + }
1282 +
1283 + function formatCodeBlocks(text) {
1284 + // First handle raw PHP tags
1285 + text = text.replace(/(<\?php[\s\S]*?\?>)/g, (match) => {
1286 + return `<pre><code class="language-php">${escapeHtml(match)}</code></pre>`;
1287 + });
1288 +
1289 + // Then handle code blocks with backticks
1290 + text = text.replace(/```php5?\n([\s\S]+?)```/gi, (match, code) => {
1291 + return `<pre><code class="language-php">${escapeHtml(code)}</code></pre>`;
1292 + });
1293 +
1294 + return text;
1295 + }
1296 +
1297 + function sanitizeUserInput(text) {
1298 + const div = document.createElement('div');
1299 + div.textContent = text;
1300 + return div.innerHTML;
1301 + }
1302 +
1303 +
1304 + function escapeHtml(unsafe) {
1305 + // First check if it's already a code block
1306 + if (unsafe.includes('<pre><code') || unsafe.includes('</code></pre>')) {
1307 + return unsafe;
1308 + }
1309 +
1310 + return unsafe
1311 + .replace(/&/g, "&amp;")
1312 + .replace(/</g, "&lt;")
1313 + .replace(/>/g, "&gt;")
1314 + .replace(/"/g, "&quot;")
1315 + .replace(/'/g, "&#039;");
1316 + }
1317 +
1318 + function decodeHTMLEntities(text) {
1319 + var textArea = document.createElement('textarea');
1320 + textArea.innerHTML = text;
1321 + return textArea.value;
1322 + }
1323 +
1324 +
1325 + // ====================================
1326 + // UI & SCROLLING CONTROLS
1327 + // ====================================
1328 +
1329 + function scrollToBottom(instant = false) {
1330 + var chatBox = $('#chat-box');
1331 + if (instant) {
1332 + // Instantly set the scroll position to the bottom
1333 + chatBox.scrollTop(chatBox.prop("scrollHeight"));
1334 + } else {
1335 + // Use requestAnimationFrame for smoother scrolling if needed
1336 + let start = null;
1337 + const scrollHeight = chatBox.prop("scrollHeight");
1338 + const initialScroll = chatBox.scrollTop();
1339 + const distance = scrollHeight - initialScroll;
1340 + const duration = 500; // Duration in ms
1341 +
1342 + function smoothScroll(timestamp) {
1343 + if (!start) start = timestamp;
1344 + const progress = timestamp - start;
1345 + const currentScroll = initialScroll + (distance * (progress / duration));
1346 + chatBox.scrollTop(currentScroll);
1347 +
1348 + if (progress < duration) {
1349 + requestAnimationFrame(smoothScroll);
1350 + } else {
1351 + chatBox.scrollTop(scrollHeight); // Ensure it's exactly at the bottom
1352 + }
1353 + }
1354 +
1355 + requestAnimationFrame(smoothScroll);
1356 + }
1357 + }
1358 +
1359 + function scrollElementToTop(element) {
1360 + var chatBox = $('#chat-box');
1361 + var elementTop = element.position().top + chatBox.scrollTop();
1362 + chatBox.animate({ scrollTop: elementTop }, 500);
1363 + }
1364 +
1365 + function showChatWidget() {
1366 + // First ensure display is set
1367 + $('#floating-chatbot-button').css('display', 'flex');
1368 + // Then handle the fade
1369 + $('#floating-chatbot-button').fadeTo(500, 1);
1370 + // Force visibility
1371 + $('#floating-chatbot-button').removeClass('hidden');
1372 + //console.log('Showing widget');
1373 + }
1374 +
1375 + function hideChatWidget() {
1376 + $('#floating-chatbot-button').css('display', 'none');
1377 + $('#floating-chatbot-button').addClass('hidden');
1378 + //console.log('Hiding widget');
1379 + }
1380 +
1381 + function disableScroll() {
1382 + if (isMobile()) {
1383 + $('body').css('overflow', 'hidden');
1384 + }
1385 + }
1386 +
1387 + function enableScroll() {
1388 + if (isMobile()) {
1389 + $('body').css('overflow', '');
1390 + }
1391 + }
1392 +
1393 + function isMobile() {
1394 + // This can be a simple check, or more sophisticated detection of mobile devices
1395 + return window.innerWidth <= 768; // Example threshold for mobile devices
1396 + }
1397 +
1398 + function setFullHeight() {
1399 + var vh = $(window).innerHeight() * 0.01;
1400 + $(':root').css('--vh', vh + 'px');
1401 + }
1402 +
1403 +
1404 + // ====================================
1405 + // NOTIFICATION SYSTEM
1406 + // ====================================
1407 +
1408 + function createNotificationBadge() {
1409 + //console.log("Creating notification badge...");
1410 + const chatButton = document.getElementById('floating-chatbot-button');
1411 + //console.log("Chat button found:", !!chatButton);
1412 +
1413 + if (!chatButton) return;
1414 +
1415 + // Remove any existing badge first
1416 + const existingBadge = chatButton.querySelector('.chat-notification-badge');
1417 + if (existingBadge) {
1418 + //console.log("Removing existing badge");
1419 + existingBadge.remove();
1420 + }
1421 +
1422 + notificationBadge = document.createElement('div');
1423 + notificationBadge.className = 'chat-notification-badge';
1424 + notificationBadge.style.cssText = `
1425 + display: none;
1426 + position: absolute;
1427 + top: -5px;
1428 + right: -5px;
1429 + background-color: red;
1430 + color: white;
1431 + border-radius: 50%;
1432 + padding: 4px 8px;
1433 + font-size: 12px;
1434 + font-weight: bold;
1435 + z-index: 10001;
1436 + `;
1437 + chatButton.style.position = 'relative';
1438 + chatButton.appendChild(notificationBadge);
1439 +
1440 + }
1441 +
1442 + function showNotification() {
1443 + const badge = document.getElementById('chat-notification-badge');
1444 + if (badge && $('#floating-chatbot').hasClass('hidden')) {
1445 + badge.style.display = 'block';
1446 + badge.textContent = '1';
1447 + }
1448 + }
1449 +
1450 + function hideNotification() {
1451 + const badge = document.getElementById('chat-notification-badge');
1452 + if (badge) {
1453 + badge.style.display = 'none';
1454 + }
1455 + }
1456 +
1457 + function startNotificationChecking() {
1458 + const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
1459 + if (!chatPersistenceEnabled) return;
1460 +
1461 + createNotificationBadge();
1462 + notificationCheckInterval = setInterval(checkForNewMessages, 30000); // Check every 30 seconds
1463 + }
1464 +
1465 + function stopNotificationChecking() {
1466 + if (notificationCheckInterval) {
1467 + clearInterval(notificationCheckInterval);
1468 + }
1469 + }
1470 +
1471 + function checkForNewMessages() {
1472 + const sessionId = getChatSession();
1473 + const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
1474 +
1475 + if (!chatPersistenceEnabled) return;
1476 +
1477 + $.ajax({
1478 + url: mxchatChat.ajax_url,
1479 + type: 'POST',
1480 + data: {
1481 + action: 'mxchat_check_new_messages',
1482 + session_id: sessionId,
1483 + last_seen_id: lastSeenMessageId,
1484 + nonce: mxchatChat.nonce
1485 + },
1486 + success: function(response) {
1487 + if (response.success && response.data.hasNewMessages) {
1488 + showNotification();
1489 + }
1490 + }
1491 + });
1492 + }
1493 +
1494 +
1495 + // ====================================
1496 + // LIVE AGENT FUNCTIONALITY
1497 + // ====================================
1498 +
1499 +function updateChatModeIndicator(mode) {
1500 + //console.log("updateChatModeIndicator called with mode:", mode);
1501 + const indicator = document.getElementById('chat-mode-indicator');
1502 + if (indicator) {
1503 + const oldText = indicator.textContent;
1504 +
1505 + if (mode === 'agent') {
1506 + indicator.textContent = 'Live Agent';
1507 + startPolling();
1508 + //console.log("Set indicator to Live Agent");
1509 + } else {
1510 + // Everything else is AI mode
1511 + const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1512 + indicator.textContent = customAiText;
1513 + stopPolling();
1514 + //console.log("Set indicator to AI Agent:", customAiText);
1515 + }
1516 +
1517 + // Force immediate DOM update
1518 + if (oldText !== indicator.textContent) {
1519 + // Force a reflow to ensure the change is visible immediately
1520 + indicator.offsetHeight;
1521 +
1522 + // Double-check after a brief moment
1523 + setTimeout(() => {
1524 + //console.log("Final indicator text:", indicator.textContent);
1525 + }, 50);
1526 + }
1527 + } else {
1528 + console.error("Chat mode indicator element not found!");
1529 + }
1530 +}
1531 +
1532 + function startPolling() {
1533 + // Clear any existing interval first
1534 + stopPolling();
1535 + // Start new polling interval
1536 + pollingInterval = setInterval(checkForAgentMessages, 5000);
1537 + //console.log("Started agent message polling");
1538 + }
1539 +
1540 + function stopPolling() {
1541 + if (pollingInterval) {
1542 + clearInterval(pollingInterval);
1543 + pollingInterval = null;
1544 + //console.log("Stopped agent message polling");
1545 + }
1546 + }
1547 +
1548 +function checkForAgentMessages() {
1549 + const sessionId = getChatSession();
1550 + $.ajax({
1551 + url: mxchatChat.ajax_url,
1552 + type: 'POST',
1553 + dataType: 'json',
1554 + data: {
1555 + action: 'mxchat_fetch_new_messages',
1556 + session_id: sessionId,
1557 + last_seen_id: lastSeenMessageId,
1558 + persistence_enabled: 'true', // Add this too
1559 + nonce: mxchatChat.nonce
1560 + },
1561 + success: function (response) {
1562 + if (response.success && response.data?.new_messages) {
1563 + let hasNewMessage = false;
1564 +
1565 + response.data.new_messages.forEach(function (message) {
1566 + if (message.role === "agent" && !processedMessageIds.has(message.id)) {
1567 + hasNewMessage = true;
1568 + // CHANGE THIS LINE:
1569 + appendMessage("agent", message.content); // Instead of replaceLastMessage
1570 + lastSeenMessageId = message.id;
1571 + processedMessageIds.add(message.id);
1572 + }
1573 + });
1574 +
1575 + if (hasNewMessage && $('#floating-chatbot').hasClass('hidden')) {
1576 + showNotification();
1577 + }
1578 +
1579 + scrollToBottom(true);
1580 + }
1581 + },
1582 + error: function (xhr, status, error) {
1583 + //console.error("Polling error:", xhr, status, error);
1584 + }
1585 + });
1586 +}
1587 +
1588 + // ====================================
1589 + // CHAT HISTORY & PERSISTENCE
1590 + // ====================================
1591 +
1592 + function loadChatHistory() {
1593 + var sessionId = getChatSession();
1594 + var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
1595 +
1596 + if (chatPersistenceEnabled && sessionId) {
1597 + $.ajax({
1598 + url: mxchatChat.ajax_url,
1599 + type: 'POST',
1600 + dataType: 'json',
1601 + data: {
1602 + action: 'mxchat_fetch_conversation_history',
1603 + session_id: sessionId
1604 + },
1605 + success: function(response) {
1606 + // Check if the response indicates success
1607 + if (response.success) {
1608 + // Handle case where conversation data exists and is an array
1609 + if (response.data && Array.isArray(response.data.conversation)) {
1610 + var $chatBox = $('#chat-box');
1611 + var $fragment = $(document.createDocumentFragment());
1612 + let highestMessageId = lastSeenMessageId;
1613 +
1614 + // Update chat mode if provided
1615 + if (response.data.chat_mode) {
1616 + updateChatModeIndicator(response.data.chat_mode);
1617 + }
1618 +
1619 + // Only process if there are actual messages
1620 + if (response.data.conversation.length > 0) {
1621 + $.each(response.data.conversation, function(index, message) {
1622 + // Skip agent messages if persistence is off
1623 + if (!chatPersistenceEnabled && message.role === 'agent') {
1624 + return;
1625 + }
1626 +
1627 + var messageClass, messageBgColor, messageFontColor;
1628 +
1629 + switch (message.role) {
1630 + case 'user':
1631 + messageClass = 'user-message';
1632 + messageBgColor = userMessageBgColor;
1633 + messageFontColor = userMessageFontColor;
1634 + break;
1635 + case 'agent':
1636 + messageClass = 'agent-message';
1637 + messageBgColor = liveAgentMessageBgColor;
1638 + messageFontColor = liveAgentMessageFontColor;
1639 + break;
1640 + default:
1641 + messageClass = 'bot-message';
1642 + messageBgColor = botMessageBgColor;
1643 + messageFontColor = botMessageFontColor;
1644 + break;
1645 + }
1646 +
1647 + var messageElement = $('<div>').addClass(messageClass)
1648 + .css({
1649 + 'background': messageBgColor,
1650 + 'color': messageFontColor
1651 + });
1652 +
1653 + var content = message.content;
1654 + content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
1655 + content = decodeHTMLEntities(content);
1656 +
1657 + if (content.includes("mxchat-product-card") || content.includes("mxchat-image-gallery")) {
1658 + messageElement.html(content);
1659 + } else {
1660 + var formattedContent = linkify(
1661 + formatBoldText(
1662 + convertNewlinesToBreaks(formatCodeBlocks(content))
1663 + )
1664 + );
1665 + messageElement.html(formattedContent);
1666 + }
1667 +
1668 + $fragment.append(messageElement);
1669 +
1670 + // Track message IDs
1671 + if (message.id) {
1672 + highestMessageId = Math.max(highestMessageId, message.id);
1673 + processedMessageIds.add(message.id);
1674 + }
1675 + });
1676 +
1677 + // Only append messages and scroll if we have content
1678 + $chatBox.append($fragment);
1679 + scrollToBottom(true);
1680 +
1681 + // Collapse quick questions if we have conversation history
1682 + if (hasQuickQuestions()) {
1683 + collapseQuickQuestions();
1684 + }
1685 +
1686 + // Update lastSeenMessageId after history loads
1687 + lastSeenMessageId = highestMessageId;
1688 +
1689 + // Only update chat mode if persistence is enabled and we have messages
1690 + if (chatPersistenceEnabled) {
1691 + var lastMessage = response.data.conversation[response.data.conversation.length - 1];
1692 + if (lastMessage.role === 'agent') {
1693 + updateChatModeIndicator('agent');
1694 + }
1695 + }
1696 + } else {
1697 + // No conversation history - this is normal for new chats
1698 + //console.log("No conversation history found for this session - starting fresh chat.");
1699 + }
1700 + } else {
1701 + // Response successful but no conversation data - this is also normal
1702 + //console.log("No conversation data in response - starting fresh chat.");
1703 + }
1704 + } else {
1705 + // Only show error if the response explicitly indicates an error
1706 + console.warn("Failed to load chat history:", response.message || "Unknown error");
1707 + // Don't show error message to user for failed history loads
1708 + // Just start with a fresh chat instead
1709 + }
1710 + },
1711 + error: function(xhr, status, error) {
1712 + // Only log AJAX errors, don't show them to the user
1713 + console.error("AJAX error loading chat history:", status, error);
1714 + // Start with fresh chat - don't show error to user
1715 + }
1716 + });
1717 + } else {
1718 + //console.log("Chat persistence is disabled or no session ID found. Starting fresh chat.");
1719 + }
1720 +}
1721 +
1722 +
1723 + // ====================================
1724 + // FILE UPLOAD FUNCTIONALITY
1725 + // ====================================
1726 +
1727 + function addSafeEventListener(elementId, eventType, handler) {
1728 + const element = document.getElementById(elementId);
1729 + if (element) {
1730 + element.addEventListener(eventType, handler);
1731 + }
1732 + }
1733 +
1734 + function showActivePdf(filename) {
1735 + const container = document.getElementById('active-pdf-container');
1736 + const nameElement = document.getElementById('active-pdf-name');
1737 +
1738 + if (!container || !nameElement) {
1739 + //console.error('PDF container elements not found');
1740 + return;
1741 + }
1742 +
1743 + nameElement.textContent = filename;
1744 + container.style.display = 'flex';
1745 + }
1746 +
1747 + function showActiveWord(filename) {
1748 + const container = document.getElementById('active-word-container');
1749 + const nameElement = document.getElementById('active-word-name');
1750 +
1751 + if (!container || !nameElement) {
1752 + //console.error('Word document container elements not found');
1753 + return;
1754 + }
1755 +
1756 + nameElement.textContent = filename;
1757 + container.style.display = 'flex';
1758 + }
1759 +
1760 + function removeActivePdf() {
1761 + const container = document.getElementById('active-pdf-container');
1762 + const nameElement = document.getElementById('active-pdf-name');
1763 +
1764 + if (!container || !nameElement || !activePdfFile) return;
1765 +
1766 + fetch(mxchatChat.ajax_url, {
1767 + method: 'POST',
1768 + headers: {
1769 + 'Content-Type': 'application/x-www-form-urlencoded',
1770 + },
1771 + body: new URLSearchParams({
1772 + 'action': 'mxchat_remove_pdf',
1773 + 'session_id': sessionId,
1774 + 'nonce': mxchatChat.nonce
1775 + })
1776 + })
1777 + .then(response => response.json())
1778 + .then(data => {
1779 + if (data.success) {
1780 + container.style.display = 'none';
1781 + nameElement.textContent = '';
1782 + activePdfFile = null;
1783 + appendMessage('bot', 'PDF removed.');
1784 + }
1785 + })
1786 + .catch(error => {
1787 + //console.error('Error removing PDF:', error);
1788 + });
1789 + }
1790 +
1791 + function removeActiveWord() {
1792 + const container = document.getElementById('active-word-container');
1793 + const nameElement = document.getElementById('active-word-name');
1794 +
1795 + if (!container || !nameElement || !activeWordFile) return;
1796 +
1797 + fetch(mxchatChat.ajax_url, {
1798 + method: 'POST',
1799 + headers: {
1800 + 'Content-Type': 'application/x-www-form-urlencoded',
1801 + },
1802 + body: new URLSearchParams({
1803 + 'action': 'mxchat_remove_word',
1804 + 'session_id': sessionId,
1805 + 'nonce': mxchatChat.nonce
1806 + })
1807 + })
1808 + .then(response => response.json())
1809 + .then(data => {
1810 + if (data.success) {
1811 + container.style.display = 'none';
1812 + nameElement.textContent = '';
1813 + activeWordFile = null;
1814 + appendMessage('bot', 'Word document removed.');
1815 + }
1816 + })
1817 + .catch(error => {
1818 + //console.error('Error removing Word document:', error);
1819 + });
1820 + }
1821 +
1822 + // ====================================
1823 + // CONSENT & COMPLIANCE (GDPR)
1824 + // ====================================
1825 +
1826 + function initializeChatVisibility() {
1827 + //console.log('Initializing chat visibility');
1828 + const complianzEnabled = mxchatChat.complianz_toggle === 'on' ||
1829 + mxchatChat.complianz_toggle === '1' ||
1830 + mxchatChat.complianz_toggle === 1;
1831 +
1832 + if (complianzEnabled && typeof cmplz_has_consent === "function" && typeof complianz !== 'undefined') {
1833 + // Initial check
1834 + checkConsentAndShowChat();
1835 +
1836 + // Listen for consent changes
1837 + $(document).on('cmplz_status_change', function(event) {
1838 + //console.log('Status change detected');
1839 + checkConsentAndShowChat();
1840 + });
1841 + } else {
1842 + // If Complianz is not enabled, always show
1843 + $('#floating-chatbot-button')
1844 + .css('display', 'flex')
1845 + .removeClass('hidden no-consent')
1846 + .fadeTo(500, 1);
1847 +
1848 + // Also check pre-chat message when Complianz is not enabled
1849 + checkPreChatDismissal();
1850 + }
1851 + }
1852 +
1853 +
1854 + function checkConsentAndShowChat() {
1855 + var consentStatus = cmplz_has_consent('marketing');
1856 + var consentType = complianz.consenttype;
1857 +
1858 + //console.log('Checking consent:', {status: consentStatus,type: consentType});
1859 +
1860 + let $widget = $('#floating-chatbot-button');
1861 + let $chatbot = $('#floating-chatbot');
1862 + let $preChat = $('#pre-chat-message');
1863 +
1864 + if (consentStatus === true) {
1865 + //console.log('Consent granted - showing widget');
1866 + $widget
1867 + .removeClass('no-consent')
1868 + .css('display', 'flex')
1869 + .removeClass('hidden')
1870 + .fadeTo(500, 1);
1871 + $chatbot.removeClass('no-consent');
1872 +
1873 + // Show pre-chat message if not dismissed
1874 + checkPreChatDismissal();
1875 + } else {
1876 + //console.log('No consent - hiding widget');
1877 + $widget
1878 + .addClass('no-consent')
1879 + .fadeTo(500, 0, function() {
1880 + $(this)
1881 + .css('display', 'none')
1882 + .addClass('hidden');
1883 + });
1884 + $chatbot.addClass('no-consent');
1885 +
1886 + // Hide pre-chat message when no consent
1887 + $preChat.hide();
1888 + }
1889 + }
1890 +
1891 +
1892 + // ====================================
1893 + // PRE-CHAT MESSAGE HANDLING
1894 + // ====================================
1895 +
1896 + function checkPreChatDismissal() {
1897 + $.ajax({
1898 + url: mxchatChat.ajax_url,
1899 + type: 'POST',
1900 + data: {
1901 + action: 'mxchat_check_pre_chat_message_status',
1902 + _ajax_nonce: mxchatChat.nonce
1903 + },
1904 + success: function(response) {
1905 + if (response.success && !response.data.dismissed) {
1906 + $('#pre-chat-message').fadeIn(250);
1907 + } else {
1908 + $('#pre-chat-message').hide();
1909 + }
1910 + },
1911 + error: function() {
1912 + //console.error('Failed to check pre-chat message dismissal status.');
1913 + }
1914 + });
1915 + }
1916 +
1917 + function handlePreChatDismissal() {
1918 + $('#pre-chat-message').fadeOut(200);
1919 + $.ajax({
1920 + url: mxchatChat.ajax_url,
1921 + type: 'POST',
1922 + data: {
1923 + action: 'mxchat_dismiss_pre_chat_message',
1924 + _ajax_nonce: mxchatChat.nonce
1925 + },
1926 + success: function() {
1927 + $('#pre-chat-message').hide();
1928 + },
1929 + error: function() {
1930 + //console.error('Failed to dismiss pre-chat message.');
1931 + }
1932 + });
1933 + }
1934 +
1935 +
1936 + // ====================================
1937 + // UTILITY FUNCTIONS
1938 + // ====================================
1939 +
1940 + function copyToClipboard(text) {
1941 + var tempInput = $('<input>');
1942 + $('body').append(tempInput);
1943 + tempInput.val(text).select();
1944 + document.execCommand('copy');
1945 + tempInput.remove();
1946 + }
1947 +
1948 +
1949 + function isImageHtml(str) {
1950 + return str.startsWith('<img') && str.endsWith('>');
1951 + }
1952 +
1953 +
1954 + // ====================================
1955 + // EVENT HANDLERS & INITIALIZATION
1956 + // ====================================
1957 +
1958 +$(document).on('click', '.mxchat-popular-question', function () {
1959 + var question = $(this).text();
1960 +
1961 + // Append the question as if the user typed it
1962 + appendMessage("user", question);
1963 +
1964 + // Only collapse if there are questions
1965 + if (hasQuickQuestions()) {
1966 + collapseQuickQuestions();
1967 + }
1968 +
1969 + // Send the question to the server
1970 + sendMessageToChatbot(question);
1971 +});
1972 +
1973 +$(document).on('click', '.questions-toggle-btn', function(e) {
1974 + e.preventDefault();
1975 + e.stopPropagation();
1976 + expandQuickQuestions();
1977 +});
1978 +
1979 +$(document).on('click', '.questions-collapse-btn', function(e) {
1980 + e.preventDefault();
1981 + e.stopPropagation();
1982 + collapseQuickQuestions();
1983 +});
1984 +
1985 + // Chatbot visibility toggle handlers
1986 + $(document).on('click', '#floating-chatbot-button', function() {
1987 + var chatbot = $('#floating-chatbot');
1988 + if (chatbot.hasClass('hidden')) {
1989 + chatbot.removeClass('hidden').addClass('visible');
1990 + $(this).addClass('hidden');
1991 + $('#chat-notification-badge').hide(); // Hide notification when opening chat
1992 + disableScroll();
1993 + $('#pre-chat-message').fadeOut(250);
1994 + } else {
1995 + chatbot.removeClass('visible').addClass('hidden');
1996 + $(this).removeClass('hidden');
1997 + enableScroll();
1998 + checkPreChatDismissal();
1999 + }
2000 + });
2001 +
2002 + $(document).on('click', '#exit-chat-button', function() {
2003 + $('#floating-chatbot').addClass('hidden').removeClass('visible');
2004 + $('#floating-chatbot-button').removeClass('hidden');
2005 + enableScroll();
2006 + });
2007 +
2008 + $(document).on('click', '.close-pre-chat-message', function(e) {
2009 + e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
2010 + $('#pre-chat-message').fadeOut(200, function() {
2011 + $(this).remove();
2012 + });
2013 + });
2014 +
2015 +
2016 + // PDF upload button handlers
2017 + if (document.getElementById('pdf-upload-btn')) {
2018 + document.getElementById('pdf-upload-btn').addEventListener('click', function() {
2019 + document.getElementById('pdf-upload').click();
2020 + });
2021 + }
2022 +
2023 + // Word upload button handlers
2024 + if (document.getElementById('word-upload-btn')) {
2025 + document.getElementById('word-upload-btn').addEventListener('click', function() {
2026 + document.getElementById('word-upload').click();
2027 + });
2028 + }
2029 +
2030 + // PDF file input change handler
2031 + addSafeEventListener('pdf-upload', 'change', async function(e) {
2032 + const file = e.target.files[0];
2033 +
2034 + if (!file || file.type !== 'application/pdf') {
2035 + alert('Please select a valid PDF file.');
2036 + return;
2037 + }
2038 +
2039 + if (!sessionId) {
2040 + //console.error('No session ID found');
2041 + alert('Error: No session ID found');
2042 + return;
2043 + }
2044 +
2045 + if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
2046 + //console.error('mxchatChat not properly configured:', mxchatChat);
2047 + alert('Error: Ajax configuration missing');
2048 + return;
2049 + }
2050 +
2051 + // Disable buttons and show loading state
2052 + const uploadBtn = document.getElementById('pdf-upload-btn');
2053 + const sendBtn = document.getElementById('send-button');
2054 + const originalBtnContent = uploadBtn.innerHTML;
2055 +
2056 + try {
2057 + const formData = new FormData();
2058 + formData.append('action', 'mxchat_upload_pdf');
2059 + formData.append('pdf_file', file);
2060 + formData.append('session_id', sessionId);
2061 + formData.append('nonce', mxchatChat.nonce);
2062 +
2063 + uploadBtn.disabled = true;
2064 + sendBtn.disabled = true;
2065 + uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
2066 + <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
2067 + </svg>`;
2068 +
2069 + const response = await fetch(mxchatChat.ajax_url, {
2070 + method: 'POST',
2071 + body: formData
2072 + });
2073 +
2074 + const data = await response.json();
2075 +
2076 + if (data.success) {
2077 + // Hide popular questions if they exist
2078 + const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
2079 + if (hasQuickQuestions()) {
2080 + collapseQuickQuestions();
2081 + }
2082 +
2083 + // Show the active PDF name
2084 + showActivePdf(data.data.filename);
2085 +
2086 + appendMessage('bot', data.data.message);
2087 + scrollToBottom();
2088 + activePdfFile = data.data.filename;
2089 + } else {
2090 + //console.error('Upload failed:', data.data);
2091 + alert('Failed to upload PDF. Please try again.');
2092 + }
2093 + } catch (error) {
2094 + //console.error('Upload error:', error);
2095 + alert('Error uploading file. Please try again.');
2096 + } finally {
2097 + uploadBtn.disabled = false;
2098 + sendBtn.disabled = false;
2099 + uploadBtn.innerHTML = originalBtnContent;
2100 + this.value = ''; // Reset file input
2101 + }
2102 + });
2103 +
2104 + // Word file input change handler
2105 + addSafeEventListener('word-upload', 'change', async function(e) {
2106 + const file = e.target.files[0];
2107 +
2108 + if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
2109 + alert('Please select a valid Word document (.docx).');
2110 + return;
2111 + }
2112 +
2113 + if (!sessionId) {
2114 + //console.error('No session ID found');
2115 + alert('Error: No session ID found');
2116 + return;
2117 + }
2118 +
2119 + // Disable buttons and show loading state
2120 + const uploadBtn = document.getElementById('word-upload-btn');
2121 + const sendBtn = document.getElementById('send-button');
2122 + const originalBtnContent = uploadBtn.innerHTML;
2123 +
2124 + try {
2125 + const formData = new FormData();
2126 + formData.append('action', 'mxchat_upload_word');
2127 + formData.append('word_file', file);
2128 + formData.append('session_id', sessionId);
2129 + formData.append('nonce', mxchatChat.nonce);
2130 +
2131 + uploadBtn.disabled = true;
2132 + sendBtn.disabled = true;
2133 + uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
2134 + <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
2135 + </svg>`;
2136 +
2137 + const response = await fetch(mxchatChat.ajax_url, {
2138 + method: 'POST',
2139 + body: formData
2140 + });
2141 +
2142 + const data = await response.json();
2143 +
2144 + if (data.success) {
2145 + // Hide popular questions if they exist
2146 + const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
2147 + if (hasQuickQuestions()) {
2148 + collapseQuickQuestions();
2149 + }
2150 +
2151 + // Show the active Word document name
2152 + showActiveWord(data.data.filename);
2153 +
2154 + appendMessage('bot', data.data.message);
2155 + scrollToBottom();
2156 + activeWordFile = data.data.filename;
2157 + } else {
2158 + //console.error('Upload failed:', data.data);
2159 + alert('Failed to upload Word document. Please try again.');
2160 + }
2161 + } catch (error) {
2162 + //console.error('Upload error:', error);
2163 + alert('Error uploading file. Please try again.');
2164 + } finally {
2165 + uploadBtn.disabled = false;
2166 + sendBtn.disabled = false;
2167 + uploadBtn.innerHTML = originalBtnContent;
2168 + this.value = ''; // Reset file input
2169 + }
2170 + });
2171 +
2172 + // Remove button click handlers
2173 + document.getElementById('remove-pdf-btn')?.addEventListener('click', function(e) {
2174 + e.preventDefault();
2175 + e.stopPropagation();
2176 + removeActivePdf();
2177 + });
2178 +
2179 + document.getElementById('remove-word-btn')?.addEventListener('click', function(e) {
2180 + e.preventDefault();
2181 + e.stopPropagation();
2182 + removeActiveWord();
2183 + });
2184 +
2185 + // Window resize handlers
2186 + $(window).on('resize orientationchange', function() {
2187 + setFullHeight();
2188 + });
2189 +
2190 +
2191 + // ====================================
2192 + // TOOLBAR & STYLING SETUP
2193 + // ====================================
2194 +
2195 + // Apply toolbar settings
2196 + if (mxchatChat.chat_toolbar_toggle === 'on') {
2197 + $('.chat-toolbar').show();
2198 + } else {
2199 + $('.chat-toolbar').hide();
2200 + }
2201 +
2202 + // Apply toolbar icon colors
2203 + const toolbarElements = [
2204 + '#mxchat-chatbot .toolbar-btn svg',
2205 + '#mxchat-chatbot .active-pdf-name',
2206 + '#mxchat-chatbot .active-word-name',
2207 + '#mxchat-chatbot .remove-pdf-btn svg',
2208 + '#mxchat-chatbot .remove-word-btn svg',
2209 + '#mxchat-chatbot .toolbar-perplexity svg'
2210 + ];
2211 +
2212 + toolbarElements.forEach(selector => {
2213 + $(selector).css({
2214 + 'fill': toolbarIconColor,
2215 + 'stroke': toolbarIconColor,
2216 + 'color': toolbarIconColor
2217 + });
2218 + });
2219 +
2220 +
2221 +// ====================================
2222 +// EMAIL COLLECTION SETUP
2223 +// ====================================
2224 +// Only run email collection setup if it's enabled
2225 +if (mxchatChat && mxchatChat.enable_email_block === 'on') {
2226 + // Email collection form setup and handlers
2227 + const emailForm = document.getElementById('email-collection-form');
2228 + const emailBlocker = document.getElementById('email-blocker');
2229 + const chatbotWrapper = document.getElementById('chat-container');
2230 +
2231 + if (emailForm && emailBlocker && chatbotWrapper) {
2232 +
2233 + // NEW: Check if server already provided the email state
2234 + if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
2235 + //console.log('Using server-provided email state:', mxchatChat.initial_email_state);
2236 +
2237 + // Use server-provided state instead of making AJAX call
2238 + const emailState = mxchatChat.initial_email_state;
2239 + if (emailState.show_email_form) {
2240 + showEmailForm();
2241 + } else {
2242 + showChatContainer();
2243 + }
2244 +
2245 + // Continue to set up form handlers but skip the AJAX check
2246 + setupFormHandlers();
2247 +
2248 + } else {
2249 + // FALLBACK: Use existing AJAX approach if server state not available
2250 + //console.log('Server state not available, using AJAX fallback');
2251 + setupFormHandlers();
2252 + // Initialize email check with delay to prevent race conditions
2253 + setTimeout(checkSessionAndEmail, 100);
2254 + }
2255 +
2256 + // Add loading state management
2257 + let isSubmitting = false;
2258 +
2259 + // Check if email exists for the current session
2260 + function checkSessionAndEmail() {
2261 + const sessionId = getChatSession();
2262 +
2263 + // Add timeout to prevent hanging
2264 + const controller = new AbortController();
2265 + const timeoutId = setTimeout(() => controller.abort(), 10000); // 10 second timeout
2266 +
2267 + fetch(mxchatChat.ajax_url, {
2268 + method: 'POST',
2269 + headers: {
2270 + 'Content-Type': 'application/x-www-form-urlencoded',
2271 + },
2272 + body: new URLSearchParams({
2273 + action: 'mxchat_check_email_provided',
2274 + session_id: sessionId,
2275 + nonce: mxchatChat.nonce,
2276 + }),
2277 + signal: controller.signal
2278 + })
2279 + .then((response) => {
2280 + clearTimeout(timeoutId);
2281 + if (!response.ok) {
2282 + throw new Error(`HTTP error! status: ${response.status}`);
2283 + }
2284 + return response.json();
2285 + })
2286 + .then((data) => {
2287 + if (data.success) {
2288 + if (data.data.logged_in || data.data.email) {
2289 + showChatContainer();
2290 + } else {
2291 + showEmailForm();
2292 + }
2293 + } else {
2294 + // On error, default to showing email form
2295 + showEmailForm();
2296 + }
2297 + })
2298 + .catch((error) => {
2299 + clearTimeout(timeoutId);
2300 + console.warn('Email check failed, defaulting to email form:', error);
2301 + showEmailForm();
2302 + });
2303 + }
2304 +
2305 + // Optimized UI transition functions
2306 + function showEmailForm() {
2307 + emailBlocker.style.display = 'flex';
2308 + chatbotWrapper.style.display = 'none';
2309 + }
2310 +
2311 + function showChatContainer() {
2312 + // Show chat immediately without delay
2313 + emailBlocker.style.display = 'none';
2314 + chatbotWrapper.style.display = 'flex';
2315 +
2316 + // Load chat history only after showing chat container
2317 + if (typeof loadChatHistory === 'function') {
2318 + loadChatHistory();
2319 + }
2320 + }
2321 +
2322 + // Enhanced email validation
2323 + function isValidEmail(email) {
2324 + const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
2325 + return emailRegex.test(email.trim()) && email.length <= 254; // RFC 5321 limit
2326 + }
2327 +
2328 + // Enhanced name validation
2329 + function isValidName(name) {
2330 + return name && name.trim().length >= 2 && name.trim().length <= 100;
2331 + }
2332 +
2333 + // Show loading state with spinner
2334 + function setSubmissionState(loading) {
2335 + const submitButton = document.getElementById('email-submit-button');
2336 + const emailInput = document.getElementById('user-email');
2337 + const nameInput = document.getElementById('user-name');
2338 +
2339 + if (loading) {
2340 + isSubmitting = true;
2341 + submitButton.disabled = true;
2342 + emailInput.disabled = true;
2343 + if (nameInput) nameInput.disabled = true;
2344 +
2345 + // Store original content and add spinner
2346 + if (!submitButton.getAttribute('data-original-html')) {
2347 + submitButton.setAttribute('data-original-html', submitButton.innerHTML);
2348 + }
2349 +
2350 + // Add loading spinner while keeping original text
2351 + const originalText = submitButton.textContent;
2352 + submitButton.innerHTML = `
2353 + <svg class="email-spinner" style="width: 16px; height: 16px; margin-right: 8px; animation: spin 1s linear infinite;" viewBox="0 0 24 24">
2354 + <circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" fill="none" stroke-dasharray="31.416" stroke-dashoffset="31.416">
2355 + <animate attributeName="stroke-dasharray" dur="2s" values="0 31.416;15.708 15.708;0 31.416" repeatCount="indefinite"/>
2356 + <animate attributeName="stroke-dashoffset" dur="2s" values="0;-15.708;-31.416" repeatCount="indefinite"/>
2357 + </circle>
2358 + </svg>
2359 + ${originalText}
2360 + `;
2361 +
2362 + submitButton.style.opacity = '0.8';
2363 + } else {
2364 + isSubmitting = false;
2365 + submitButton.disabled = false;
2366 + emailInput.disabled = false;
2367 + if (nameInput) nameInput.disabled = false;
2368 +
2369 + // Restore original content
2370 + const originalHtml = submitButton.getAttribute('data-original-html');
2371 + if (originalHtml) {
2372 + submitButton.innerHTML = originalHtml;
2373 + }
2374 +
2375 + submitButton.style.opacity = '1';
2376 + }
2377 + }
2378 +
2379 + // Error display functions
2380 + function showEmailError(message) {
2381 + clearEmailError();
2382 +
2383 + const errorDiv = document.createElement('div');
2384 + errorDiv.className = 'email-error';
2385 + errorDiv.style.cssText = `
2386 + color: #e74c3c;
2387 + font-size: 12px;
2388 + margin-top: 8px;
2389 + padding: 4px 0;
2390 + animation: fadeInError 0.3s ease;
2391 + `;
2392 + errorDiv.textContent = message;
2393 +
2394 + // Add CSS animation if not already present
2395 + if (!document.getElementById('email-error-styles')) {
2396 + const style = document.createElement('style');
2397 + style.id = 'email-error-styles';
2398 + style.textContent = `
2399 + @keyframes fadeInError {
2400 + from { opacity: 0; transform: translateY(-5px); }
2401 + to { opacity: 1; transform: translateY(0); }
2402 + }
2403 + .email-input-shake {
2404 + animation: shake 0.5s ease-in-out;
2405 + }
2406 + @keyframes shake {
2407 + 0%, 100% { transform: translateX(0); }
2408 + 25% { transform: translateX(-5px); }
2409 + 75% { transform: translateX(5px); }
2410 + }
2411 + `;
2412 + document.head.appendChild(style);
2413 + }
2414 +
2415 + emailForm.appendChild(errorDiv);
2416 +
2417 + // Add shake animation to inputs
2418 + const emailInput = document.getElementById('user-email');
2419 + const nameInput = document.getElementById('user-name');
2420 +
2421 + if (emailInput) {
2422 + emailInput.classList.add('email-input-shake');
2423 + setTimeout(() => {
2424 + emailInput.classList.remove('email-input-shake');
2425 + }, 500);
2426 + }
2427 +
2428 + if (nameInput) {
2429 + nameInput.classList.add('email-input-shake');
2430 + setTimeout(() => {
2431 + nameInput.classList.remove('email-input-shake');
2432 + }, 500);
2433 + }
2434 + }
2435 +
2436 + function clearEmailError() {
2437 + const existingErrors = emailForm.querySelectorAll('.email-error');
2438 + existingErrors.forEach(error => error.remove());
2439 + }
2440 +
2441 + // NEW: Separate function to set up all form handlers
2442 + function setupFormHandlers() {
2443 + // Add CSS for spinner animation if not already present
2444 + if (!document.getElementById('email-spinner-styles')) {
2445 + const style = document.createElement('style');
2446 + style.id = 'email-spinner-styles';
2447 + style.textContent = `
2448 + @keyframes spin {
2449 + from { transform: rotate(0deg); }
2450 + to { transform: rotate(360deg); }
2451 + }
2452 + .email-spinner {
2453 + display: inline-block;
2454 + vertical-align: middle;
2455 + }
2456 + `;
2457 + document.head.appendChild(style);
2458 + }
2459 +
2460 + // Handle email form submission with improved error handling
2461 + emailForm.addEventListener('submit', function (event) {
2462 + event.preventDefault();
2463 +
2464 + // Prevent double submission
2465 + if (isSubmitting) {
2466 + return;
2467 + }
2468 +
2469 + const userEmail = document.getElementById('user-email').value.trim();
2470 + const nameInput = document.getElementById('user-name');
2471 + const userName = nameInput ? nameInput.value.trim() : '';
2472 + const sessionId = getChatSession();
2473 +
2474 + // Validate email before submission
2475 + if (!userEmail) {
2476 + showEmailError('Please enter your email address.');
2477 + return;
2478 + }
2479 +
2480 + if (!isValidEmail(userEmail)) {
2481 + showEmailError('Please enter a valid email address.');
2482 + return;
2483 + }
2484 +
2485 + // Validate name if field exists
2486 + if (nameInput && !isValidName(userName)) {
2487 + showEmailError('Please enter a valid name (2-100 characters).');
2488 + return;
2489 + }
2490 +
2491 + // Clear any existing errors
2492 + clearEmailError();
2493 + setSubmissionState(true);
2494 +
2495 + // Add timeout for submission
2496 + const controller = new AbortController();
2497 + const timeoutId = setTimeout(() => {
2498 + controller.abort();
2499 + setSubmissionState(false);
2500 + showEmailError('Request timed out. Please try again.');
2501 + }, 15000); // 15 second timeout
2502 +
2503 + // Prepare form data with optional name
2504 + const formData = new URLSearchParams({
2505 + action: 'mxchat_handle_save_email_and_response',
2506 + email: userEmail,
2507 + session_id: sessionId,
2508 + nonce: mxchatChat.nonce,
2509 + });
2510 +
2511 + // Add name to form data if provided
2512 + if (userName) {
2513 + formData.append('name', userName);
2514 + }
2515 +
2516 + fetch(mxchatChat.ajax_url, {
2517 + method: 'POST',
2518 + headers: {
2519 + 'Content-Type': 'application/x-www-form-urlencoded',
2520 + },
2521 + body: formData,
2522 + signal: controller.signal
2523 + })
2524 + .then((response) => {
2525 + clearTimeout(timeoutId);
2526 + if (!response.ok) {
2527 + throw new Error(`HTTP error! status: ${response.status}`);
2528 + }
2529 + return response.json();
2530 + })
2531 + .then((data) => {
2532 + setSubmissionState(false);
2533 +
2534 + if (data.success) {
2535 + // Show chat immediately
2536 + showChatContainer();
2537 +
2538 + // Handle bot response if provided
2539 + if (data.message && typeof appendMessage === 'function') {
2540 + setTimeout(() => {
2541 + appendMessage('bot', data.message);
2542 + if (typeof scrollToBottom === 'function') {
2543 + scrollToBottom();
2544 + }
2545 + }, 100);
2546 + }
2547 + } else {
2548 + showEmailError(data.message || 'Failed to save email. Please try again.');
2549 + }
2550 + })
2551 + .catch((error) => {
2552 + clearTimeout(timeoutId);
2553 + setSubmissionState(false);
2554 +
2555 + if (error.name === 'AbortError') {
2556 + showEmailError('Request timed out. Please try again.');
2557 + } else {
2558 + console.error('Email submission error:', error);
2559 + showEmailError('An error occurred. Please try again.');
2560 + }
2561 + });
2562 + });
2563 +
2564 + // Real-time email validation
2565 + const emailInput = document.getElementById('user-email');
2566 + if (emailInput) {
2567 + let validationTimeout;
2568 +
2569 + emailInput.addEventListener('input', function() {
2570 + // Clear previous validation timeout
2571 + if (validationTimeout) {
2572 + clearTimeout(validationTimeout);
2573 + }
2574 +
2575 + // Debounce validation
2576 + validationTimeout = setTimeout(() => {
2577 + const email = this.value.trim();
2578 + clearEmailError();
2579 +
2580 + if (email && !isValidEmail(email)) {
2581 + showEmailError('Please enter a valid email address.');
2582 + }
2583 + }, 500);
2584 + });
2585 +
2586 + // Handle Enter key
2587 + emailInput.addEventListener('keypress', function(e) {
2588 + if (e.key === 'Enter' && !isSubmitting) {
2589 + emailForm.dispatchEvent(new Event('submit'));
2590 + }
2591 + });
2592 + }
2593 +
2594 + // Real-time name validation
2595 + const nameInput = document.getElementById('user-name');
2596 + if (nameInput) {
2597 + let nameValidationTimeout;
2598 +
2599 + nameInput.addEventListener('input', function() {
2600 + // Clear previous validation timeout
2601 + if (nameValidationTimeout) {
2602 + clearTimeout(nameValidationTimeout);
2603 + }
2604 +
2605 + // Debounce validation
2606 + nameValidationTimeout = setTimeout(() => {
2607 + const name = this.value.trim();
2608 + clearEmailError();
2609 +
2610 + if (name && !isValidName(name)) {
2611 + showEmailError('Name must be between 2 and 100 characters.');
2612 + }
2613 + }, 500);
2614 + });
2615 +
2616 + // Handle Enter key
2617 + nameInput.addEventListener('keypress', function(e) {
2618 + if (e.key === 'Enter' && !isSubmitting) {
2619 + emailForm.dispatchEvent(new Event('submit'));
2620 + }
2621 + });
2622 + }
2623 + }
2624 +
2625 + } else {
2626 + console.error('Email collection is enabled but essential elements are missing:', {
2627 + emailForm: !!emailForm,
2628 + emailBlocker: !!emailBlocker,
2629 + chatbotWrapper: !!chatbotWrapper
2630 + });
2631 + }
2632 +}
2633 +
2634 +
2635 + // Open chatbot when pre-chat message is clicked
2636 + $(document).on('click', '#pre-chat-message', function() {
2637 + var chatbot = $('#floating-chatbot');
2638 + if (chatbot.hasClass('hidden')) {
2639 + chatbot.removeClass('hidden').addClass('visible');
2640 + $('#floating-chatbot-button').addClass('hidden');
2641 + $('#pre-chat-message').fadeOut(250); // Hide pre-chat message
2642 + disableScroll(); // Disable scroll when chatbot opens
2643 + }
2644 + });
2645 +
2646 + var closeButton = document.querySelector('.close-pre-chat-message');
2647 + if (closeButton) {
2648 + closeButton.addEventListener('click', function() {
2649 + $('#pre-chat-message').fadeOut(200); // Hide the message
2650 +
2651 + // Send an AJAX request to set the transient flag for 24 hours
2652 + $.ajax({
2653 + url: mxchatChat.ajax_url,
2654 + type: 'POST',
2655 + data: {
2656 + action: 'mxchat_dismiss_pre_chat_message',
2657 + _ajax_nonce: mxchatChat.nonce
2658 + },
2659 + success: function() {
2660 + //console.log('Pre-chat message dismissed for 24 hours.');
2661 +
2662 + // Ensure the message is hidden after dismissal
2663 + $('#pre-chat-message').hide();
2664 + },
2665 + error: function() {
2666 + ////console.error('Failed to dismiss pre-chat message.');
2667 + }
2668 + });
2669 + });
2670 + }
2671 +
2672 +
2673 +function hasQuickQuestions() {
2674 + const questionButtons = document.querySelectorAll('#mxchat-popular-questions .mxchat-popular-question');
2675 + return questionButtons.length > 0;
2676 +}
2677 +
2678 +function collapseQuickQuestions() {
2679 + const questionsContainer = document.getElementById('mxchat-popular-questions');
2680 + if (questionsContainer && hasQuickQuestions()) {
2681 + questionsContainer.classList.add('collapsed');
2682 + questionsContainer.classList.add('has-been-collapsed');
2683 + try {
2684 + sessionStorage.setItem('mxchat_questions_collapsed', 'true');
2685 + sessionStorage.setItem('mxchat_questions_has_been_collapsed', 'true');
2686 + } catch (e) {
2687 + // Ignore if sessionStorage is not available
2688 + }
2689 + }
2690 +}
2691 +
2692 +function expandQuickQuestions() {
2693 + const questionsContainer = document.getElementById('mxchat-popular-questions');
2694 + if (questionsContainer && hasQuickQuestions()) {
2695 + questionsContainer.classList.remove('collapsed');
2696 + try {
2697 + sessionStorage.setItem('mxchat_questions_collapsed', 'false');
2698 + } catch (e) {
2699 + // Ignore if sessionStorage is not available
2700 + }
2701 + }
2702 +}
2703 +
2704 +function checkQuickQuestionsState() {
2705 + if (!hasQuickQuestions()) {
2706 + return; // Don't do anything if no questions exist
2707 + }
2708 +
2709 + try {
2710 + const isCollapsed = sessionStorage.getItem('mxchat_questions_collapsed');
2711 + const hasBeenCollapsed = sessionStorage.getItem('mxchat_questions_has_been_collapsed');
2712 +
2713 + const questionsContainer = document.getElementById('mxchat-popular-questions');
2714 + if (questionsContainer) {
2715 + if (hasBeenCollapsed === 'true') {
2716 + questionsContainer.classList.add('has-been-collapsed');
2717 + }
2718 + if (isCollapsed === 'true') {
2719 + questionsContainer.classList.add('collapsed');
2720 + }
2721 + }
2722 + } catch (e) {
2723 + // Ignore if sessionStorage is not available
2724 + }
2725 +}
2726 +
2727 +// NEW: Global delegation for dynamically added links as fallback
2728 +$(document).on('click', '#chat-box a[href]:not([data-tracked])', function(e) {
2729 + const $link = $(this);
2730 + const messageDiv = $link.closest('.bot-message, .agent-message');
2731 +
2732 + // Only process bot/agent message links
2733 + if (messageDiv.length > 0) {
2734 + const originalHref = $link.attr('href');
2735 +
2736 + if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
2737 + e.preventDefault();
2738 + e.stopPropagation();
2739 +
2740 + // Mark as tracked
2741 + $link.attr('data-tracked', 'true');
2742 +
2743 + // Get message context from the message div
2744 + const messageText = messageDiv.text().substring(0, 200);
2745 +
2746 + $.ajax({
2747 + url: mxchatChat.ajax_url,
2748 + type: 'POST',
2749 + data: {
2750 + action: 'mxchat_track_url_click',
2751 + session_id: getChatSession(),
2752 + url: originalHref,
2753 + message_context: messageText,
2754 + nonce: mxchatChat.nonce
2755 + },
2756 + complete: function() {
2757 + if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
2758 + window.open(originalHref, '_blank');
2759 + } else {
2760 + window.location.href = originalHref;
2761 + }
2762 + }
2763 + });
2764 +
2765 + return false;
2766 + }
2767 + }
2768 +});
2769 +
2770 +
2771 +
2772 +
2773 +// ====================================
2774 +// MAIN INITIALIZATION
2775 +// ====================================
2776 +
2777 +if ($('#floating-chatbot').hasClass('hidden')) {
2778 + $('#floating-chatbot-button').removeClass('hidden');
2779 +}
2780 +// Initialize when document is ready
2781 +setFullHeight();
2782 +initializeChatVisibility();
2783 +loadChatHistory();
2784 +trackOriginatingPage();
2785 +
2786 +// Make functions globally available for add-ons
2787 +window.hasQuickQuestions = hasQuickQuestions;
2788 +window.collapseQuickQuestions = collapseQuickQuestions;
2789 +window.appendMessage = appendMessage;
2790 +window.appendThinkingMessage = appendThinkingMessage;
2791 +window.scrollToBottom = scrollToBottom;
2792 +window.scrollElementToTop = scrollElementToTop;
2793 +window.replaceLastMessage = replaceLastMessage;
2794 +window.callMxChat = callMxChat;
2795 +window.callMxChatStream = callMxChatStream;
2796 +window.shouldUseStreaming = shouldUseStreaming;
2797 +window.getChatSession = getChatSession;
2798 +window.getPageContext = getPageContext;
2799 +window.updateStreamingMessage = updateStreamingMessage;
2800 +
2801 +}); // End of jQuery ready
2802 +
2803 +
2804 +// ====================================
2805 +// GLOBAL EVENT LISTENERS (Outside jQuery)
2806 +// ====================================
2807 +
2808 +// Event listener for copy button (code blocks)
2809 +document.addEventListener("click", (e) => {
2810 + if (e.target.classList.contains("mxchat-copy-button")) {
2811 + const copyButton = e.target;
2812 + const codeBlock = copyButton
2813 + .closest(".mxchat-code-block-container")
2814 + .querySelector(".mxchat-code-block code");
2815 +
2816 + if (codeBlock) {
2817 + // Preserve formatting using innerText
2818 + navigator.clipboard.writeText(codeBlock.innerText).then(() => {
2819 + copyButton.textContent = "Copied!";
2820 + copyButton.setAttribute("aria-label", "Copied to clipboard");
2821 +
2822 + setTimeout(() => {
2823 + copyButton.textContent = "Copy";
2824 + copyButton.setAttribute("aria-label", "Copy to clipboard");
2825 + }, 2000);
2826 + });
2827 + }
2828 + }
2829 +});
2830 +