PluginProbe
MxChat – AI Chatbot & Content Generation for WordPress / 3.1.8
MxChat – AI Chatbot & Content Generation for WordPress v3.1.8
3.2.21 3.2.20 3.2.19 3.2.18 3.2.17 3.2.16 3.2.15 3.2.14 3.2.12 3.2.13 3.2.11 3.2.10 3.2.9 3.2.8 3.2.7 3.2.6 3.2.5 3.2.4 3.2.3 3.2.2 3.2.1 2.0.3 2.0.4 2.0.5 2.0.6 All 152 releases
← All changes | js/chat-script.js +3524 -1558 2.0.43.1.8 View file →
@@ -1,1558 +1,3524 @@
1 -jQuery(document).ready(function($) {
2 -//console.log('mxchatChat object:', mxchatChat);
3 -//console.log('Link Target Toggle Value:', mxchatChat.link_target_toggle);
4 -// Add these variables at the top of your chat-script.js file
5 - const toolbarIconColor = mxchatChat.toolbar_icon_color || '#212121';
6 -
7 - // Initialize color settings
8 - var userMessageBgColor = mxchatChat.user_message_bg_color;
9 - var userMessageFontColor = mxchatChat.user_message_font_color;
10 - var botMessageBgColor = mxchatChat.bot_message_bg_color;
11 - var botMessageFontColor = mxchatChat.bot_message_font_color;
12 - // Add live agent message colors
13 - var liveAgentMessageBgColor = mxchatChat.live_agent_message_bg_color;
14 - var liveAgentMessageFontColor = mxchatChat.live_agent_message_font_color;
15 -
16 -
17 - var linkTarget = mxchatChat.link_target_toggle === 'on' ? '_blank' : '_self';
18 - let lastSeenMessageId = '';
19 - let notificationCheckInterval;
20 - let notificationBadge;
21 - // Initialize session ID
22 - var sessionId = getChatSession();
23 -
24 - let pollingInterval; // Variable to store the interval ID
25 - let processedMessageIds = new Set(); // Add this at the top with your other variables
26 -//console.log('Live Agent BG Color:', liveAgentMessageBgColor);
27 -//console.log('Live Agent Font Color:', liveAgentMessageFontColor);
28 - let activePdfFile = null;
29 - let activeWordFile = null;
30 -
31 -
32 -// Function to create and append notification badge
33 -// Function to create and append notification badge
34 -function createNotificationBadge() {
35 - console.log("Creating notification badge...");
36 - const chatButton = document.getElementById('floating-chatbot-button');
37 - console.log("Chat button found:", !!chatButton);
38 -
39 - if (!chatButton) return;
40 -
41 - // Remove any existing badge first
42 - const existingBadge = chatButton.querySelector('.chat-notification-badge');
43 - if (existingBadge) {
44 - console.log("Removing existing badge");
45 - existingBadge.remove();
46 - }
47 -
48 - notificationBadge = document.createElement('div');
49 - notificationBadge.className = 'chat-notification-badge';
50 - notificationBadge.style.cssText = `
51 - display: none;
52 - position: absolute;
53 - top: -5px;
54 - right: -5px;
55 - background-color: red;
56 - color: white;
57 - border-radius: 50%;
58 - padding: 4px 8px;
59 - font-size: 12px;
60 - font-weight: bold;
61 - z-index: 10001;
62 - `;
63 - chatButton.style.position = 'relative';
64 - chatButton.appendChild(notificationBadge);
65 -
66 - console.log("Notification badge created and appended:", {
67 - exists: !!notificationBadge,
68 - parent: notificationBadge?.parentNode?.id,
69 - display: notificationBadge?.style?.display
70 - });
71 -}
72 -
73 -// Function to check for new messages
74 -function checkForNewMessages() {
75 - const sessionId = getChatSession();
76 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
77 -
78 - if (!chatPersistenceEnabled) return;
79 -
80 - $.ajax({
81 - url: mxchatChat.ajax_url,
82 - type: 'POST',
83 - data: {
84 - action: 'mxchat_check_new_messages',
85 - session_id: sessionId,
86 - last_seen_id: lastSeenMessageId,
87 - nonce: mxchatChat.nonce
88 - },
89 - success: function(response) {
90 - if (response.success && response.data.hasNewMessages) {
91 - showNotification();
92 - }
93 - }
94 - });
95 -}
96 -
97 -// Function to show notification
98 -function showNotification() {
99 - const badge = document.getElementById('chat-notification-badge');
100 - if (badge && $('#floating-chatbot').hasClass('hidden')) {
101 - badge.style.display = 'block';
102 - badge.textContent = '1';
103 - }
104 -}
105 -
106 -function hideNotification() {
107 - const badge = document.getElementById('chat-notification-badge');
108 - if (badge) {
109 - badge.style.display = 'none';
110 - }
111 -}
112 -// Function to start notification checking
113 -function startNotificationChecking() {
114 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
115 - if (!chatPersistenceEnabled) return;
116 -
117 - createNotificationBadge();
118 - notificationCheckInterval = setInterval(checkForNewMessages, 30000); // Check every 30 seconds
119 -}
120 -
121 -// Function to stop notification checking
122 -function stopNotificationChecking() {
123 - if (notificationCheckInterval) {
124 - clearInterval(notificationCheckInterval);
125 - }
126 -}
127 -
128 -
129 -
130 -
131 -function getChatSession() {
132 - var sessionId = getCookie('mxchat_session_id');
133 - //console.log("Session ID retrieved from cookie: ", sessionId);
134 -
135 - if (!sessionId) {
136 - sessionId = generateSessionId();
137 - //console.log("Generated new session ID: ", sessionId);
138 - setChatSession(sessionId);
139 - }
140 -
141 - //console.log("Final session ID: ", sessionId);
142 - return sessionId;
143 -}
144 -
145 -function setChatSession(sessionId) {
146 - // Set the cookie with a 24-hour expiration (86400 seconds)
147 - document.cookie = "mxchat_session_id=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
148 -}
149 -
150 -// Get cookie value by name
151 -function getCookie(name) {
152 - let value = "; " + document.cookie;
153 - let parts = value.split("; " + name + "=");
154 - if (parts.length == 2) return parts.pop().split(";").shift();
155 -}
156 -
157 -// Generate a new session ID
158 -function generateSessionId() {
159 - return 'mxchat_chat_' + Math.random().toString(36).substr(2, 9);
160 -}
161 -
162 -// Function to send the message to the chatbot (backend)
163 -function sendMessageToChatbot(message) {
164 - var sessionId = getChatSession(); // Reuse the session ID logic
165 -
166 - // Hide the popular questions section
167 - $('#mxchat-popular-questions').hide();
168 -
169 - // Show thinking indicator (no need to append the user's message again)
170 - appendThinkingMessage();
171 - scrollToBottom();
172 -
173 - //console.log("Sending message to chatbot:", message); // Log the message
174 - //console.log("Session ID:", sessionId); // Log the session ID
175 -
176 - // Call the chatbot using the same call logic as sendMessage
177 - callMxChat(message, function(response) {
178 - // ** Ensure temporary thinking message is removed before adding new response **
179 - $('.temporary-message').remove();
180 -
181 - // Replace thinking indicator with actual response
182 - replaceLastMessage("bot", response);
183 - });
184 -}
185 -
186 -
187 -
188 -
189 -function sendMessage() {
190 - var message = $('#chat-input').val(); // Get value from textarea
191 - if (message) {
192 - appendMessage("user", message); // Append user's message
193 - $('#chat-input').val(''); // Clear the textarea
194 - $('#chat-input').css('height', 'auto'); // Reset height after clearing content
195 -
196 - // Hide the popular questions section
197 - $('#mxchat-popular-questions').hide();
198 -
199 - // Show typing indicator
200 - appendThinkingMessage();
201 - scrollToBottom();
202 -
203 - callMxChat(message, function(response) {
204 - // Replace typing indicator with actual response
205 - replaceLastMessage("bot", response);
206 - });
207 - }
208 -}
209 -
210 -
211 -
212 - // Function to append a thinking message with animation
213 - function appendThinkingMessage() {
214 - // Remove any existing thinking dots first
215 - $('.thinking-dots').remove();
216 -
217 - // Retrieve the bot message font color and background color
218 - var botMessageFontColor = mxchatChat.bot_message_font_color;
219 - var botMessageBgColor = mxchatChat.bot_message_bg_color;
220 -
221 -
222 - var thinkingHtml = '<div class="thinking-dots-container">' +
223 - '<div class="thinking-dots">' +
224 - '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
225 - '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
226 - '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
227 - '</div>' +
228 - '</div>';
229 -
230 - // Append the thinking dots to the chat container (or within the temporary message div)
231 - $("#chat-box").append('<div class="bot-message temporary-message" style="background-color: ' + botMessageBgColor + ';">' + thinkingHtml + '</div>');
232 - scrollToBottom();
233 - }
234 -
235 - // Trigger send button click when "Enter" key is pressed in the textarea
236 - $('#chat-input').keypress(function(e) {
237 - if (e.which == 13 && !e.shiftKey) { // Check if "Enter" is pressed without Shift
238 - e.preventDefault(); // Prevent default "Enter" behavior
239 - $('#send-button').click(); // Trigger send button click
240 - }
241 - });
242 -
243 - // Handle send button click
244 - $('#send-button').click(function() {
245 - sendMessage();
246 - });
247 -
248 - // Handle click on popular questions
249 - $('.mxchat-popular-question').on('click', function () {
250 - var question = $(this).text(); // Get the text of the clicked question
251 -
252 - // Append the question as if the user typed it
253 - appendMessage("user", question);
254 -
255 - // Send the question to the server (backend)
256 - sendMessageToChatbot(question);
257 - });
258 -
259 -
260 -// Add this new function to handle markdown headers
261 -function formatMarkdownHeaders(text) {
262 - // Handle h1 to h6 headers
263 - return text.replace(/^(#{1,6})\s(.+)$/gm, function(match, hashes, content) {
264 - const level = hashes.length;
265 - return `<h${level} class="chat-heading">${content}</h${level}>`;
266 - });
267 -}
268 -
269 -// Update the linkify function to handle both URLs and markdown
270 -function linkify(inputText) {
271 - // First process markdown headers
272 - let processedText = formatMarkdownHeaders(inputText);
273 -
274 - // Then process links as before
275 - var markdownLinkPattern = /\[([^\]]+)\]\((https?:\/\/[^\s]+)\)/g;
276 - processedText = processedText.replace(markdownLinkPattern, '<a href="$2" target="' + linkTarget + '">$1</a>');
277 -
278 - // Replace standalone URLs not already in an <a> tag
279 - var urlPattern = /(^|[^">])(https?:\/\/[^\s<]+)/gim;
280 - processedText = processedText.replace(urlPattern, '$1<a href="$2" target="' + linkTarget + '">$2</a>');
281 -
282 - // Replace "www." prefixed URLs not already in an <a> tag
283 - var wwwPattern = /(^|[^">])(www\.[\S]+(\b|$))(?![^<]*<\/a>)/gim;
284 - processedText = processedText.replace(wwwPattern, '$1<a href="http://$2" target="' + linkTarget + '">$2</a>');
285 -
286 - return processedText;
287 -}
288 -
289 -
290 -function scrollElementToTop(element) {
291 - var chatBox = $('#chat-box');
292 - var elementTop = element.position().top + chatBox.scrollTop();
293 - chatBox.animate({ scrollTop: elementTop }, 500);
294 -}
295 -
296 -
297 -// Optimized scrollToBottom function for instant scrolling
298 -function scrollToBottom(instant = false) {
299 - var chatBox = $('#chat-box');
300 - if (instant) {
301 - // Instantly set the scroll position to the bottom
302 - chatBox.scrollTop(chatBox.prop("scrollHeight"));
303 - } else {
304 - // Use requestAnimationFrame for smoother scrolling if needed
305 - let start = null;
306 - const scrollHeight = chatBox.prop("scrollHeight");
307 - const initialScroll = chatBox.scrollTop();
308 - const distance = scrollHeight - initialScroll;
309 - const duration = 500; // Duration in ms
310 -
311 - function smoothScroll(timestamp) {
312 - if (!start) start = timestamp;
313 - const progress = timestamp - start;
314 - const currentScroll = initialScroll + (distance * (progress / duration));
315 - chatBox.scrollTop(currentScroll);
316 -
317 - if (progress < duration) {
318 - requestAnimationFrame(smoothScroll);
319 - } else {
320 - chatBox.scrollTop(scrollHeight); // Ensure it's exactly at the bottom
321 - }
322 - }
323 -
324 - requestAnimationFrame(smoothScroll);
325 - }
326 -}
327 -
328 -
329 - // Function to format text with **bold** inside double asterisks
330 - function formatBoldText(text) {
331 - return text.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
332 - }
333 -
334 - // Function to convert newline characters to HTML line breaks and handle paragraph spacing
335 -function convertNewlinesToBreaks(text) {
336 - // Split the text into paragraphs (marked by double newlines or multiple <br> tags)
337 - const paragraphs = text.split(/(?:\n\n|\<br\>\s*\<br\>)/g);
338 -
339 - // Wrap each paragraph in <p> tags
340 - return paragraphs
341 - .map(para => `<p>${para.trim()}</p>`)
342 - .join('');
343 -}
344 - // Copy to clipboard function
345 - // Function to copy text to clipboard
346 - function copyToClipboard(text) {
347 - var tempInput = $('<input>');
348 - $('body').append(tempInput);
349 - tempInput.val(text).select();
350 - document.execCommand('copy');
351 - tempInput.remove();
352 - }
353 -
354 -
355 -function updateChatModeIndicator(mode) {
356 - const indicator = document.getElementById('chat-mode-indicator');
357 - if (indicator) {
358 - indicator.textContent = mode === 'agent' ? 'Live Agent' : 'AI Agent';
359 - }
360 -
361 - // Start or stop polling based on mode
362 - if (mode === 'agent') {
363 - startPolling();
364 - } else {
365 - stopPolling();
366 - }
367 -}
368 -
369 -function callMxChat(message, callback) {
370 - $.ajax({
371 - url: mxchatChat.ajax_url,
372 - type: 'POST',
373 - dataType: 'json',
374 - data: {
375 - action: 'mxchat_handle_chat_request',
376 - message: message,
377 - session_id: getChatSession(),
378 - nonce: mxchatChat.nonce
379 - },
380 - success: function(response) {
381 - // Existing chat mode check
382 - if (response.chat_mode) {
383 - updateChatModeIndicator(response.chat_mode);
384 - }
385 - else if (response.fallbackResponse && response.fallbackResponse.chat_mode) {
386 - updateChatModeIndicator(response.fallbackResponse.chat_mode);
387 - }
388 -
389 - // Add PDF filename handling
390 - if (response.data && response.data.filename) {
391 - showActivePdf(response.data.filename);
392 - activePdfFile = response.data.filename;
393 - }
394 -
395 -
396 - // Check for live agent response
397 - if (response.success && response.data && response.data.status === 'waiting_for_agent') {
398 - updateChatModeIndicator('agent');
399 - return;
400 - }
401 -
402 - // Handle other responses
403 - let responseText = response.text || '';
404 - let responseHtml = response.html || '';
405 - let responseMessage = response.message || '';
406 -
407 - if (responseText === 'You are now chatting with the AI chatbot.') {
408 - updateChatModeIndicator('ai');
409 - }
410 -
411 - // Handle the message and show notification if chat is hidden
412 - if (responseText || responseHtml || responseMessage) {
413 - // Update the messages as before
414 - if (responseText && responseHtml) {
415 - replaceLastMessage("bot", responseText, responseHtml);
416 - } else if (responseText) {
417 - replaceLastMessage("bot", responseText);
418 - } else if (responseHtml) {
419 - replaceLastMessage("bot", "", responseHtml);
420 - } else if (responseMessage) {
421 - replaceLastMessage("bot", responseMessage);
422 - }
423 -
424 - // Check if chat is hidden and show notification
425 - if ($('#floating-chatbot').hasClass('hidden')) {
426 - const badge = $('#chat-notification-badge');
427 - if (badge.length) {
428 - badge.show();
429 - }
430 - }
431 - } else {
432 - console.error("Unexpected response format:", response);
433 - replaceLastMessage("bot", "I'm sorry, something went wrong.");
434 - }
435 -
436 - if (response.message_id) {
437 - lastSeenMessageId = response.message_id;
438 - }
439 - },
440 - error: function(xhr, status, error) {
441 - replaceLastMessage("bot", "An unexpected error occurred.");
442 - }
443 - });
444 -}
445 -
446 -function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false) {
447 - //console.log("Appending message. Sender:", sender, "Content:", messageText);
448 -
449 - try {
450 - // Determine styles based on sender type
451 - let messageClass, bgColor, fontColor;
452 -
453 - if (sender === "user") {
454 - messageClass = "user-message";
455 - bgColor = userMessageBgColor;
456 - fontColor = userMessageFontColor;
457 - } else if (sender === "agent") {
458 - messageClass = "agent-message";
459 - bgColor = liveAgentMessageBgColor;
460 - fontColor = liveAgentMessageFontColor;
461 - } else {
462 - messageClass = "bot-message";
463 - bgColor = botMessageBgColor;
464 - fontColor = botMessageFontColor;
465 - }
466 -
467 - const messageDiv = $('<div>')
468 - .addClass(messageClass)
469 - .css({
470 - 'background': bgColor,
471 - 'color': fontColor,
472 - });
473 -
474 - // Add CSS for paragraphs
475 - messageDiv.css({
476 - 'margin-bottom': '1em'
477 - });
478 -
479 - // Format and process the message content
480 - let fullMessage = linkify(formatBoldText(convertNewlinesToBreaks(formatCodeBlocks(messageText))));
481 -
482 - // Add images if provided
483 - if (images && images.length > 0) {
484 - fullMessage += '<div class="image-gallery">';
485 - images.forEach(img => {
486 - fullMessage += `
487 - <div style="margin-bottom: 10px;">
488 - <strong>${img.title}</strong><br>
489 - <a href="${img.image_url}" target="_blank">
490 - <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
491 - </a>
492 - </div>`;
493 - });
494 - fullMessage += '</div>';
495 - }
496 -
497 - // Append HTML content if provided
498 - if (messageHtml) {
499 - fullMessage += '<br><br>' + messageHtml;
500 - }
501 -
502 - messageDiv.html(fullMessage);
503 -
504 - // Add a class for temporary messages if needed
505 - if (isTemporary) {
506 - messageDiv.addClass('temporary-message');
507 - }
508 -
509 - // Append the message to the chat box
510 - messageDiv.hide().appendTo('#chat-box').fadeIn(300, function () {
511 - if (sender === "bot") {
512 - // After bot's message is displayed, scroll the last user message to the top
513 - const lastUserMessage = $('#chat-box').find('.user-message').last();
514 - if (lastUserMessage.length) {
515 - scrollElementToTop(lastUserMessage);
516 - }
517 - }
518 - });
519 -
520 - if (messageText.id) {
521 - lastSeenMessageId = messageText.id;
522 - hideNotification();
523 - }
524 - } catch (error) {
525 - console.error("Error rendering message with images:", error);
526 - }
527 -}
528 -
529 -
530 -function replaceLastMessage(sender, responseText, responseHtml = '', images = []) {
531 - var messageClass = sender === "user" ? "user-message" : sender === "agent" ? "agent-message" : "bot-message";
532 - var lastMessageDiv = $('#chat-box').find('.bot-message.temporary-message, .agent-message.temporary-message').last();
533 -
534 - // Determine styles
535 - let bgColor, fontColor;
536 - if (sender === "user") {
537 - bgColor = userMessageBgColor;
538 - fontColor = userMessageFontColor;
539 - } else if (sender === "agent") {
540 - bgColor = liveAgentMessageBgColor;
541 - fontColor = liveAgentMessageFontColor;
542 - } else {
543 - bgColor = botMessageBgColor;
544 - fontColor = botMessageFontColor;
545 - }
546 -
547 - var fullMessage = linkify(formatBoldText(convertNewlinesToBreaks(formatCodeBlocks(responseText))));
548 - if (responseHtml) {
549 - fullMessage += '<br><br>' + responseHtml;
550 - }
551 -
552 - if (images.length > 0) {
553 - fullMessage += '<div class="image-gallery">';
554 - images.forEach(img => {
555 - fullMessage += `
556 - <div style="margin-bottom: 10px;">
557 - <strong>${img.title}</strong><br>
558 - <a href="${img.image_url}" target="_blank">
559 - <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
560 - </a>
561 - </div>`;
562 - });
563 - fullMessage += '</div>';
564 - }
565 -
566 - if (lastMessageDiv.length) {
567 - lastMessageDiv.fadeOut(200, function() {
568 - $(this)
569 - .html(fullMessage)
570 - .removeClass('bot-message user-message')
571 - .addClass(messageClass)
572 - .css({
573 - 'background-color': bgColor,
574 - 'color': fontColor,
575 - })
576 - .removeClass('temporary-message')
577 - .fadeIn(200, function() {
578 - if (sender === "bot" || sender === "agent") {
579 - const lastUserMessage = $('#chat-box').find('.user-message').last();
580 - if (lastUserMessage.length) {
581 - scrollElementToTop(lastUserMessage);
582 - }
583 - // Show notification if chat is hidden
584 - if ($('#floating-chatbot').hasClass('hidden')) {
585 - showNotification();
586 - }
587 - }
588 - });
589 - });
590 - } else {
591 - appendMessage(sender, responseText, responseHtml, images);
592 - }
593 -}
594 -
595 -
596 -function startPolling() {
597 - // Clear any existing interval first
598 - stopPolling();
599 - // Start new polling interval
600 - pollingInterval = setInterval(checkForAgentMessages, 5000);
601 - //console.log("Started agent message polling");
602 -}
603 -
604 -function stopPolling() {
605 - if (pollingInterval) {
606 - clearInterval(pollingInterval);
607 - pollingInterval = null;
608 - //console.log("Stopped agent message polling");
609 - }
610 -}
611 -
612 -
613 -// Update your checkForAgentMessages function
614 -function checkForAgentMessages() {
615 - const sessionId = getChatSession();
616 - $.ajax({
617 - url: mxchatChat.ajax_url,
618 - type: 'POST',
619 - dataType: 'json',
620 - data: {
621 - action: 'mxchat_fetch_new_messages',
622 - session_id: sessionId,
623 - last_seen_id: lastSeenMessageId,
624 - nonce: mxchatChat.nonce
625 - },
626 - success: function (response) {
627 - if (response.success && response.data?.new_messages) {
628 - let hasNewMessage = false;
629 -
630 - response.data.new_messages.forEach(function (message) {
631 - if (message.role === "agent" && !processedMessageIds.has(message.id)) {
632 - hasNewMessage = true;
633 - replaceLastMessage("agent", message.content);
634 - lastSeenMessageId = message.id;
635 - processedMessageIds.add(message.id);
636 - }
637 - });
638 -
639 - if (hasNewMessage && $('#floating-chatbot').hasClass('hidden')) {
640 - showNotification();
641 - }
642 -
643 - scrollToBottom(true);
644 - }
645 - },
646 - error: function (xhr, status, error) {
647 - console.error("Polling error:", xhr, status, error);
648 - }
649 - });
650 -}
651 -function loadChatHistory() {
652 - var sessionId = getChatSession();
653 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
654 -
655 - if (chatPersistenceEnabled && sessionId) {
656 - $.ajax({
657 - url: mxchatChat.ajax_url,
658 - type: 'POST',
659 - dataType: 'json',
660 - data: {
661 - action: 'mxchat_fetch_conversation_history',
662 - session_id: sessionId
663 - },
664 - success: function(response) {
665 - if (response.success && response.data && Array.isArray(response.data.conversation)) {
666 -
667 -
668 - var $chatBox = $('#chat-box');
669 - var $fragment = $(document.createDocumentFragment());
670 - let highestMessageId = lastSeenMessageId;
671 -
672 - if (response.data.chat_mode) {
673 - updateChatModeIndicator(response.data.chat_mode);
674 - }
675 -
676 - $.each(response.data.conversation, function(index, message) {
677 - // Skip agent messages if persistence is off
678 - if (!chatPersistenceEnabled && message.role === 'agent') {
679 - return;
680 - }
681 -
682 - var messageClass, messageBgColor, messageFontColor;
683 -
684 - switch (message.role) {
685 - case 'user':
686 - messageClass = 'user-message';
687 - messageBgColor = userMessageBgColor;
688 - messageFontColor = userMessageFontColor;
689 - break;
690 - case 'agent':
691 - messageClass = 'agent-message';
692 - messageBgColor = liveAgentMessageBgColor;
693 - messageFontColor = liveAgentMessageFontColor;
694 - break;
695 - default:
696 - messageClass = 'bot-message';
697 - messageBgColor = botMessageBgColor;
698 - messageFontColor = botMessageFontColor;
699 - break;
700 - }
701 -
702 - var messageElement = $('<div>').addClass(messageClass)
703 - .css({
704 - 'background': messageBgColor,
705 - 'color': messageFontColor
706 - });
707 -
708 - var content = message.content;
709 - content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
710 - content = decodeHTMLEntities(content);
711 -
712 - if (content.includes("mxchat-product-card") || content.includes("mxchat-image-gallery")) {
713 - messageElement.html(content);
714 - } else {
715 - var formattedContent = linkify(
716 - formatBoldText(
717 - convertNewlinesToBreaks(formatCodeBlocks(content))
718 - )
719 - );
720 - messageElement.html(formattedContent);
721 - }
722 -
723 - $fragment.append(messageElement);
724 -
725 - // In loadChatHistory, change this part:
726 - if (message.id) {
727 - highestMessageId = Math.max(highestMessageId, message.id);
728 - processedMessageIds.add(message.id); // Add all message IDs to processed set
729 - }
730 - });
731 -
732 - $chatBox.append($fragment);
733 - scrollToBottom(true);
734 -
735 - if (response.data.conversation.length > 0) {
736 - $('#mxchat-popular-questions').hide();
737 - }
738 -
739 - // Update lastSeenMessageId after history loads
740 - lastSeenMessageId = highestMessageId;
741 -
742 - // Only update chat mode if persistence is enabled
743 - if (chatPersistenceEnabled && response.data.conversation.length > 0) {
744 - var lastMessage = response.data.conversation[response.data.conversation.length - 1];
745 - if (lastMessage.role === 'agent') {
746 - updateChatModeIndicator('agent');
747 - }
748 - }
749 - } else {
750 - console.warn("No conversation history found.");
751 - }
752 - },
753 - error: function(xhr, status, error) {
754 - console.error("Error loading chat history:", status, error);
755 - appendMessage("bot", "Unable to load chat history.");
756 - }
757 - });
758 - } else {
759 - console.warn("Chat persistence is disabled or no session ID found. Not loading history.");
760 - }
761 -}
762 -
763 -// Function to decode HTML entities
764 -function decodeHTMLEntities(text) {
765 - var textArea = document.createElement('textarea');
766 - textArea.innerHTML = text;
767 - return textArea.value;
768 -}
769 -
770 -
771 -// Update formatCodeBlocks function
772 -function formatCodeBlocks(text) {
773 - // First handle raw PHP tags
774 - text = text.replace(/(<\?php[\s\S]*?\?>)/g, (match) => {
775 - return `<pre><code class="language-php">${escapeHtml(match)}</code></pre>`;
776 - });
777 -
778 - // Then handle code blocks with backticks
779 - text = text.replace(/```php5?\n([\s\S]+?)```/gi, (match, code) => {
780 - return `<pre><code class="language-php">${escapeHtml(code)}</code></pre>`;
781 - });
782 -
783 - return text;
784 -}
785 -
786 -// Update escapeHtml function to preserve existing code blocks
787 -function escapeHtml(unsafe) {
788 - // First check if it's already a code block
789 - if (unsafe.includes('<pre><code') || unsafe.includes('</code></pre>')) {
790 - return unsafe;
791 - }
792 -
793 - return unsafe
794 - .replace(/&/g, "&amp;")
795 - .replace(/</g, "&lt;")
796 - .replace(/>/g, "&gt;")
797 - .replace(/"/g, "&quot;")
798 - .replace(/'/g, "&#039;");
799 -}
800 -// Utility function to escape HTML
801 -function escapeHtml(unsafe) {
802 - return unsafe
803 - .replace(/&/g, "&amp;")
804 - .replace(/</g, "&lt;")
805 - .replace(/>/g, "&gt;")
806 - .replace(/"/g, "&quot;")
807 - .replace(/'/g, "&#039;");
808 -}
809 -
810 -
811 -
812 -
813 -// Function to convert newlines, skipping preformatted text
814 -function convertNewlinesToBreaks(text) {
815 - // Split while preserving code blocks
816 - return text.split(/(<pre\b[^>]*>[\s\S]*?<\/pre>)/g).map(part => {
817 - if (part.startsWith('<pre')) return part;
818 - return part.replace(/(^|[^>])\n/g, '$1<br>');
819 - }).join('');
820 -}
821 -
822 -
823 -
824 -
825 - // Helper function to check if a string is an image HTML
826 - function isImageHtml(str) {
827 - return str.startsWith('<img') && str.endsWith('>');
828 - }
829 -
830 - // Function to remove thinking dots
831 - function removeThinkingDots() {
832 - $('.thinking-dots').closest('.temporary-message').remove();
833 - }
834 -
835 - function isMobile() {
836 - // This can be a simple check, or more sophisticated detection of mobile devices
837 - return window.innerWidth <= 768; // Example threshold for mobile devices
838 - }
839 -
840 - function disableScroll() {
841 - if (isMobile()) {
842 - $('body').css('overflow', 'hidden');
843 - }
844 - }
845 -
846 - function enableScroll() {
847 - if (isMobile()) {
848 - $('body').css('overflow', '');
849 - }
850 - }
851 -
852 -// Pre-chat dismissal check function (wrapped in a function for reuse)
853 - function checkPreChatDismissal() {
854 - $.ajax({
855 - url: mxchatChat.ajax_url,
856 - type: 'POST',
857 - data: {
858 - action: 'mxchat_check_pre_chat_message_status',
859 - _ajax_nonce: mxchatChat.nonce
860 - },
861 - success: function(response) {
862 - if (response.success && !response.data.dismissed) {
863 - $('#pre-chat-message').fadeIn(250);
864 - } else {
865 - $('#pre-chat-message').hide();
866 - }
867 - },
868 - error: function() {
869 - console.error('Failed to check pre-chat message dismissal status.');
870 - }
871 - });
872 - }
873 -
874 - // Function to show the chatbot widget
875 -function showChatWidget() {
876 - // First ensure display is set
877 - $('#floating-chatbot-button').css('display', 'flex');
878 - // Then handle the fade
879 - $('#floating-chatbot-button').fadeTo(500, 1);
880 - // Force visibility
881 - $('#floating-chatbot-button').removeClass('hidden');
882 - //console.log('Showing widget');
883 -}
884 -
885 -// Function to hide the chatbot widget
886 -function hideChatWidget() {
887 - $('#floating-chatbot-button').css('display', 'none');
888 - $('#floating-chatbot-button').addClass('hidden');
889 - //console.log('Hiding widget');
890 -}
891 -
892 -function initializeChatVisibility() {
893 - //console.log('Initializing chat visibility');
894 - const complianzEnabled = mxchatChat.complianz_toggle === 'on' ||
895 - mxchatChat.complianz_toggle === '1' ||
896 - mxchatChat.complianz_toggle === 1;
897 -
898 - if (complianzEnabled && typeof cmplz_has_consent === "function" && typeof complianz !== 'undefined') {
899 - // Initial check
900 - checkConsentAndShowChat();
901 -
902 - // Listen for consent changes
903 - $(document).on('cmplz_status_change', function(event) {
904 - //console.log('Status change detected');
905 - checkConsentAndShowChat();
906 - });
907 - } else {
908 - // If Complianz is not enabled, always show
909 - $('#floating-chatbot-button')
910 - .css('display', 'flex')
911 - .removeClass('hidden no-consent')
912 - .fadeTo(500, 1);
913 -
914 - // Also check pre-chat message when Complianz is not enabled
915 - checkPreChatDismissal();
916 - }
917 -}
918 -
919 -
920 -
921 -function checkConsentAndShowChat() {
922 - var consentStatus = cmplz_has_consent('marketing');
923 - var consentType = complianz.consenttype;
924 -
925 - //console.log('Checking consent:', {status: consentStatus,type: consentType});
926 -
927 - let $widget = $('#floating-chatbot-button');
928 - let $chatbot = $('#floating-chatbot');
929 - let $preChat = $('#pre-chat-message');
930 -
931 - if (consentStatus === true) {
932 - //console.log('Consent granted - showing widget');
933 - $widget
934 - .removeClass('no-consent')
935 - .css('display', 'flex')
936 - .removeClass('hidden')
937 - .fadeTo(500, 1);
938 - $chatbot.removeClass('no-consent');
939 -
940 - // Show pre-chat message if not dismissed
941 - checkPreChatDismissal();
942 - } else {
943 - //console.log('No consent - hiding widget');
944 - $widget
945 - .addClass('no-consent')
946 - .fadeTo(500, 0, function() {
947 - $(this)
948 - .css('display', 'none')
949 - .addClass('hidden');
950 - });
951 - $chatbot.addClass('no-consent');
952 -
953 - // Hide pre-chat message when no consent
954 - $preChat.hide();
955 - }
956 -}
957 -
958 - // Function to dismiss pre-chat message for 24 hours
959 - function handlePreChatDismissal() {
960 - $('#pre-chat-message').fadeOut(200);
961 - $.ajax({
962 - url: mxchatChat.ajax_url,
963 - type: 'POST',
964 - data: {
965 - action: 'mxchat_dismiss_pre_chat_message',
966 - _ajax_nonce: mxchatChat.nonce
967 - },
968 - success: function() {
969 - $('#pre-chat-message').hide();
970 - },
971 - error: function() {
972 - console.error('Failed to dismiss pre-chat message.');
973 - }
974 - });
975 - }
976 -
977 - // Handle pre-chat message dismissal on button click
978 - $(document).on('click', '.close-pre-chat-message', function(e) {
979 - e.stopPropagation();
980 - handlePreChatDismissal();
981 - });
982 -
983 - // Toggle chatbot visibility on floating button click
984 - $(document).on('click', '#floating-chatbot-button', function() {
985 - var chatbot = $('#floating-chatbot');
986 - if (chatbot.hasClass('hidden')) {
987 - chatbot.removeClass('hidden').addClass('visible');
988 - $(this).addClass('hidden');
989 - $('#chat-notification-badge').hide(); // Hide notification when opening chat
990 - disableScroll();
991 - $('#pre-chat-message').fadeOut(250);
992 - } else {
993 - chatbot.removeClass('visible').addClass('hidden');
994 - $(this).removeClass('hidden');
995 - enableScroll();
996 - checkPreChatDismissal();
997 - }
998 - });
999 -
1000 - $(document).on('click', '#exit-chat-button', function() {
1001 - $('#floating-chatbot').addClass('hidden').removeClass('visible');
1002 - $('#floating-chatbot-button').removeClass('hidden');
1003 - enableScroll();
1004 - });
1005 -
1006 - // Close pre-chat message on click
1007 - $(document).on('click', '.close-pre-chat-message', function(e) {
1008 - e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
1009 - $('#pre-chat-message').fadeOut(200, function() {
1010 - $(this).remove();
1011 - });
1012 - });
1013 -
1014 - // Open chatbot when pre-chat message is clicked
1015 - $(document).on('click', '#pre-chat-message', function() {
1016 - var chatbot = $('#floating-chatbot');
1017 - if (chatbot.hasClass('hidden')) {
1018 - chatbot.removeClass('hidden').addClass('visible');
1019 - $('#floating-chatbot-button').addClass('hidden');
1020 - $('#pre-chat-message').fadeOut(250); // Hide pre-chat message
1021 - disableScroll(); // Disable scroll when chatbot opens
1022 - }
1023 - });
1024 -
1025 - // If the chatbot is initially hidden, ensure the button is visible
1026 - if ($('#floating-chatbot').hasClass('hidden')) {
1027 - $('#floating-chatbot-button').removeClass('hidden');
1028 - }
1029 -
1030 - function setFullHeight() {
1031 - var vh = $(window).innerHeight() * 0.01;
1032 - $(':root').css('--vh', vh + 'px');
1033 - }
1034 -
1035 - // Set the height when the page loads
1036 -
1037 -
1038 - // Set the height on resize and orientation change events
1039 - $(window).on('resize orientationchange', function() {
1040 - setFullHeight();
1041 - });
1042 -
1043 -
1044 - // Now handle the close button to dismiss the pre-chat message for 24 hours
1045 - var closeButton = document.querySelector('.close-pre-chat-message');
1046 - if (closeButton) {
1047 - closeButton.addEventListener('click', function() {
1048 - $('#pre-chat-message').fadeOut(200); // Hide the message
1049 -
1050 - // Send an AJAX request to set the transient flag for 24 hours
1051 - $.ajax({
1052 - url: mxchatChat.ajax_url,
1053 - type: 'POST',
1054 - data: {
1055 - action: 'mxchat_dismiss_pre_chat_message',
1056 - _ajax_nonce: mxchatChat.nonce
1057 - },
1058 - success: function() {
1059 - //console.log('Pre-chat message dismissed for 24 hours.');
1060 -
1061 - // Ensure the message is hidden after dismissal
1062 - $('#pre-chat-message').hide();
1063 - },
1064 - error: function() {
1065 - //console.error('Failed to dismiss pre-chat message.');
1066 - }
1067 - });
1068 - });
1069 - }
1070 -
1071 -
1072 -
1073 -
1074 -// Event listener for Add to Cart button
1075 -$(document).on('click', '.mxchat-add-to-cart-button', function() {
1076 - var productId = $(this).data('product-id');
1077 - // Add a special prefix to indicate this is from button
1078 - appendMessage("user", "add to cart");
1079 - sendMessageToChatbot("!addtocart"); // Special command to indicate button click
1080 -});
1081 -
1082 -
1083 -if (document.getElementById('pdf-upload-btn')) {
1084 - document.getElementById('pdf-upload-btn').addEventListener('click', function() {
1085 - document.getElementById('pdf-upload').click();
1086 - });
1087 -}
1088 -
1089 -if (document.getElementById('word-upload-btn')) {
1090 - document.getElementById('word-upload-btn').addEventListener('click', function() {
1091 - document.getElementById('word-upload').click();
1092 - });
1093 -}
1094 -
1095 -// PDF file input change handler
1096 -document.getElementById('pdf-upload').addEventListener('change', async function(e) {
1097 - const file = e.target.files[0];
1098 -
1099 - if (!file || file.type !== 'application/pdf') {
1100 - alert('Please select a valid PDF file.');
1101 - return;
1102 - }
1103 -
1104 - if (!sessionId) {
1105 - console.error('No session ID found');
1106 - alert('Error: No session ID found');
1107 - return;
1108 - }
1109 -
1110 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
1111 - console.error('mxchatChat not properly configured:', mxchatChat);
1112 - alert('Error: Ajax configuration missing');
1113 - return;
1114 - }
1115 -
1116 - // Disable buttons and show loading state
1117 - const uploadBtn = document.getElementById('pdf-upload-btn');
1118 - const sendBtn = document.getElementById('send-button');
1119 - const originalBtnContent = uploadBtn.innerHTML;
1120 -
1121 - try {
1122 - const formData = new FormData();
1123 - formData.append('action', 'mxchat_upload_pdf');
1124 - formData.append('pdf_file', file);
1125 - formData.append('session_id', sessionId);
1126 - formData.append('nonce', mxchatChat.nonce);
1127 -
1128 - uploadBtn.disabled = true;
1129 - sendBtn.disabled = true;
1130 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
1131 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
1132 - </svg>`;
1133 -
1134 - const response = await fetch(mxchatChat.ajax_url, {
1135 - method: 'POST',
1136 - body: formData
1137 - });
1138 -
1139 - const data = await response.json();
1140 -
1141 - if (data.success) {
1142 - // Hide popular questions if they exist
1143 - const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
1144 - if (popularQuestionsContainer) {
1145 - popularQuestionsContainer.style.display = 'none';
1146 - }
1147 -
1148 - // Show the active PDF name
1149 - showActivePdf(data.data.filename);
1150 -
1151 - appendMessage('bot', data.data.message);
1152 - scrollToBottom();
1153 - activePdfFile = data.data.filename;
1154 - } else {
1155 - console.error('Upload failed:', data.data);
1156 - alert('Failed to upload PDF. Please try again.');
1157 - }
1158 - } catch (error) {
1159 - console.error('Upload error:', error);
1160 - alert('Error uploading file. Please try again.');
1161 - } finally {
1162 - uploadBtn.disabled = false;
1163 - sendBtn.disabled = false;
1164 - uploadBtn.innerHTML = originalBtnContent;
1165 - this.value = ''; // Reset file input
1166 - }
1167 -});
1168 -
1169 -// Word file input change handler
1170 -document.getElementById('word-upload').addEventListener('change', async function(e) {
1171 - const file = e.target.files[0];
1172 -
1173 - if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
1174 - alert('Please select a valid Word document (.docx).');
1175 - return;
1176 - }
1177 -
1178 - if (!sessionId) {
1179 - console.error('No session ID found');
1180 - alert('Error: No session ID found');
1181 - return;
1182 - }
1183 -
1184 - // Disable buttons and show loading state
1185 - const uploadBtn = document.getElementById('word-upload-btn');
1186 - const sendBtn = document.getElementById('send-button');
1187 - const originalBtnContent = uploadBtn.innerHTML;
1188 -
1189 - try {
1190 - const formData = new FormData();
1191 - formData.append('action', 'mxchat_upload_word');
1192 - formData.append('word_file', file);
1193 - formData.append('session_id', sessionId);
1194 - formData.append('nonce', mxchatChat.nonce);
1195 -
1196 - uploadBtn.disabled = true;
1197 - sendBtn.disabled = true;
1198 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
1199 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
1200 - </svg>`;
1201 -
1202 - const response = await fetch(mxchatChat.ajax_url, {
1203 - method: 'POST',
1204 - body: formData
1205 - });
1206 -
1207 - const data = await response.json();
1208 -
1209 - if (data.success) {
1210 - // Hide popular questions if they exist
1211 - const popularQuestionsContainer = document.getElementById('mxchat-popular-questions');
1212 - if (popularQuestionsContainer) {
1213 - popularQuestionsContainer.style.display = 'none';
1214 - }
1215 -
1216 - // Show the active Word document name
1217 - showActiveWord(data.data.filename);
1218 -
1219 - appendMessage('bot', data.data.message);
1220 - scrollToBottom();
1221 - activeWordFile = data.data.filename;
1222 - } else {
1223 - console.error('Upload failed:', data.data);
1224 - alert('Failed to upload Word document. Please try again.');
1225 - }
1226 - } catch (error) {
1227 - console.error('Upload error:', error);
1228 - alert('Error uploading file. Please try again.');
1229 - } finally {
1230 - uploadBtn.disabled = false;
1231 - sendBtn.disabled = false;
1232 - uploadBtn.innerHTML = originalBtnContent;
1233 - this.value = ''; // Reset file input
1234 - }
1235 -});
1236 -
1237 -// Function to show active PDF name in toolbar
1238 -function showActivePdf(filename) {
1239 - const container = document.getElementById('active-pdf-container');
1240 - const nameElement = document.getElementById('active-pdf-name');
1241 -
1242 - if (!container || !nameElement) {
1243 - console.error('PDF container elements not found');
1244 - return;
1245 - }
1246 -
1247 - nameElement.textContent = filename;
1248 - container.style.display = 'flex';
1249 -}
1250 -
1251 -// Function to show active Word document name in toolbar
1252 -function showActiveWord(filename) {
1253 - const container = document.getElementById('active-word-container');
1254 - const nameElement = document.getElementById('active-word-name');
1255 -
1256 - if (!container || !nameElement) {
1257 - console.error('Word document container elements not found');
1258 - return;
1259 - }
1260 -
1261 - nameElement.textContent = filename;
1262 - container.style.display = 'flex';
1263 -}
1264 -
1265 -// Function to remove active PDF
1266 -function removeActivePdf() {
1267 - const container = document.getElementById('active-pdf-container');
1268 - const nameElement = document.getElementById('active-pdf-name');
1269 -
1270 - if (!container || !nameElement || !activePdfFile) return;
1271 -
1272 - fetch(mxchatChat.ajax_url, {
1273 - method: 'POST',
1274 - headers: {
1275 - 'Content-Type': 'application/x-www-form-urlencoded',
1276 - },
1277 - body: new URLSearchParams({
1278 - 'action': 'mxchat_remove_pdf',
1279 - 'session_id': sessionId,
1280 - 'nonce': mxchatChat.nonce
1281 - })
1282 - })
1283 - .then(response => response.json())
1284 - .then(data => {
1285 - if (data.success) {
1286 - container.style.display = 'none';
1287 - nameElement.textContent = '';
1288 - activePdfFile = null;
1289 - appendMessage('bot', 'PDF removed.');
1290 - }
1291 - })
1292 - .catch(error => {
1293 - console.error('Error removing PDF:', error);
1294 - });
1295 -}
1296 -
1297 -// Function to remove active Word document
1298 -function removeActiveWord() {
1299 - const container = document.getElementById('active-word-container');
1300 - const nameElement = document.getElementById('active-word-name');
1301 -
1302 - if (!container || !nameElement || !activeWordFile) return;
1303 -
1304 - fetch(mxchatChat.ajax_url, {
1305 - method: 'POST',
1306 - headers: {
1307 - 'Content-Type': 'application/x-www-form-urlencoded',
1308 - },
1309 - body: new URLSearchParams({
1310 - 'action': 'mxchat_remove_word',
1311 - 'session_id': sessionId,
1312 - 'nonce': mxchatChat.nonce
1313 - })
1314 - })
1315 - .then(response => response.json())
1316 - .then(data => {
1317 - if (data.success) {
1318 - container.style.display = 'none';
1319 - nameElement.textContent = '';
1320 - activeWordFile = null;
1321 - appendMessage('bot', 'Word document removed.');
1322 - }
1323 - })
1324 - .catch(error => {
1325 - console.error('Error removing Word document:', error);
1326 - });
1327 -}
1328 -
1329 -// Add remove button click handlers
1330 -document.getElementById('remove-pdf-btn')?.addEventListener('click', function(e) {
1331 - e.preventDefault();
1332 - e.stopPropagation();
1333 - removeActivePdf();
1334 -});
1335 -
1336 -document.getElementById('remove-word-btn')?.addEventListener('click', function(e) {
1337 - e.preventDefault();
1338 - e.stopPropagation();
1339 - removeActiveWord();
1340 -});
1341 -
1342 -// Check initial document status
1343 -function checkInitialDocumentStatus() {
1344 - if (!sessionId) return;
1345 -
1346 - // Check PDF status
1347 - fetch(mxchatChat.ajax_url, {
1348 - method: 'POST',
1349 - headers: {
1350 - 'Content-Type': 'application/x-www-form-urlencoded',
1351 - },
1352 - body: new URLSearchParams({
1353 - 'action': 'mxchat_check_pdf_status',
1354 - 'session_id': sessionId,
1355 - 'nonce': mxchatChat.nonce
1356 - })
1357 - })
1358 - .then(response => response.json())
1359 - .then(data => {
1360 - if (data.success && data.data.filename) {
1361 - showActivePdf(data.data.filename);
1362 - activePdfFile = data.data.filename;
1363 - }
1364 - })
1365 - .catch(error => {
1366 - console.error('Error checking PDF status:', error);
1367 - });
1368 -
1369 - // Check Word document status
1370 - fetch(mxchatChat.ajax_url, {
1371 - method: 'POST',
1372 - headers: {
1373 - 'Content-Type': 'application/x-www-form-urlencoded',
1374 - },
1375 - body: new URLSearchParams({
1376 - 'action': 'mxchat_check_word_status',
1377 - 'session_id': sessionId,
1378 - 'nonce': mxchatChat.nonce
1379 - })
1380 - })
1381 - .then(response => response.json())
1382 - .then(data => {
1383 - if (data.success && data.data.filename) {
1384 - showActiveWord(data.data.filename);
1385 - activeWordFile = data.data.filename;
1386 - }
1387 - })
1388 - .catch(error => {
1389 - console.error('Error checking Word document status:', error);
1390 - });
1391 -}
1392 -
1393 -// Apply toolbar settings
1394 -if (mxchatChat.chat_toolbar_toggle === 'on') {
1395 - $('.chat-toolbar').show();
1396 -} else {
1397 - $('.chat-toolbar').hide();
1398 -}
1399 -
1400 -// Initialize on page load
1401 -document.addEventListener('DOMContentLoaded', function() {
1402 - checkInitialDocumentStatus();
1403 -});
1404 -
1405 -// Style all toolbar elements
1406 -const toolbarElements = [
1407 - '#mxchat-chatbot .toolbar-btn svg',
1408 - '#mxchat-chatbot .active-pdf-name',
1409 - '#mxchat-chatbot .active-word-name',
1410 - '#mxchat-chatbot .remove-pdf-btn svg',
1411 - '#mxchat-chatbot .remove-word-btn svg'
1412 -];
1413 -$(toolbarElements.join(', ')).css({
1414 - 'fill': toolbarIconColor,
1415 - 'color': toolbarIconColor
1416 -});
1417 -
1418 -
1419 -
1420 -// Ensure essential elements are defined
1421 -const emailForm = document.getElementById('email-collection-form');
1422 -const emailBlocker = document.getElementById('email-blocker');
1423 -const chatbotWrapper = document.getElementById('chat-container');
1424 -
1425 -if (emailForm && emailBlocker && chatbotWrapper) {
1426 - // Check if email exists for the current session
1427 - function checkSessionAndEmail() {
1428 - const sessionId = getChatSession();
1429 - //console.log("[DEBUG JS] checkSessionAndEmail -> sessionId:", sessionId);
1430 -
1431 - fetch(mxchatChat.ajax_url, {
1432 - method: 'POST',
1433 - headers: {
1434 - 'Content-Type': 'application/x-www-form-urlencoded',
1435 - },
1436 - body: new URLSearchParams({
1437 - action: 'mxchat_check_email_provided',
1438 - session_id: sessionId,
1439 - nonce: mxchatChat.nonce,
1440 - }),
1441 - })
1442 - .then((response) => response.json())
1443 - .then((data) => {
1444 - //console.log("[DEBUG JS] mxchat_check_email_provided response:", data);
1445 -
1446 - if (data.success) {
1447 - if (data.data.logged_in) {
1448 - //console.log("[DEBUG JS] User is logged in. Hiding email form.");
1449 - emailBlocker.style.display = 'none';
1450 - chatbotWrapper.style.display = 'flex';
1451 - } else if (data.data.email) {
1452 - //console.log("[DEBUG JS] Email found for session. Hiding email form.");
1453 - emailBlocker.style.display = 'none';
1454 - chatbotWrapper.style.display = 'flex';
1455 - } else {
1456 - //console.log("[DEBUG JS] No email provided. Showing email form.");
1457 - emailBlocker.style.display = 'flex';
1458 - chatbotWrapper.style.display = 'none';
1459 - }
1460 - } else {
1461 - //console.log("[DEBUG JS] Error or no data received. Showing email form.");
1462 - emailBlocker.style.display = 'flex';
1463 - chatbotWrapper.style.display = 'none';
1464 - }
1465 - })
1466 - .catch((error) => {
1467 - // console.error("[DEBUG JS] Fetch error -> forcing email form visible:", error);
1468 - emailBlocker.style.display = 'flex';
1469 - chatbotWrapper.style.display = 'none';
1470 - });
1471 -}
1472 -
1473 -
1474 -
1475 - // Handle email form submission
1476 - emailForm.addEventListener('submit', function (event) {
1477 - event.preventDefault();
1478 - const userEmail = document.getElementById('user-email').value;
1479 - const sessionId = getChatSession();
1480 -
1481 - if (userEmail) {
1482 - fetch(mxchatChat.ajax_url, {
1483 - method: 'POST',
1484 - headers: {
1485 - 'Content-Type': 'application/x-www-form-urlencoded',
1486 - },
1487 - body: new URLSearchParams({
1488 - action: 'mxchat_handle_save_email_and_response',
1489 - email: userEmail,
1490 - session_id: sessionId,
1491 - nonce: mxchatChat.nonce,
1492 - }),
1493 - })
1494 - .then((response) => response.json())
1495 - .then((data) => {
1496 - //console.log('Backend response:', data);
1497 - if (data.success) {
1498 - //console.log('Email saved successfully:', userEmail);
1499 - emailBlocker.style.display = 'none';
1500 - chatbotWrapper.style.display = 'flex';
1501 -
1502 - // Optionally handle bot response
1503 - if (data.message) {
1504 - appendMessage('bot', data.message);
1505 - scrollToBottom();
1506 - }
1507 - } else {
1508 - console.error('Error saving email:', data.message || 'Unknown error');
1509 - }
1510 - })
1511 - .catch((error) => {
1512 - console.error('AJAX error:', error);
1513 - });
1514 - }
1515 - });
1516 -
1517 - // Check session and email status on page load
1518 - checkSessionAndEmail();
1519 -} else {
1520 - console.error('Essential elements for email handling are missing.');
1521 -}
1522 -
1523 -
1524 -// Initialize when document is ready
1525 -$(document).ready(function() {
1526 - setFullHeight();
1527 - initializeChatVisibility();
1528 - loadChatHistory();
1529 -
1530 -});
1531 -
1532 -});
1533 -
1534 -// Event listener for copy button
1535 -document.addEventListener("click", (e) => {
1536 - if (e.target.classList.contains("mxchat-copy-button")) {
1537 - const copyButton = e.target;
1538 - const codeBlock = copyButton
1539 - .closest(".mxchat-code-block-container")
1540 - .querySelector(".mxchat-code-block code");
1541 -
1542 - if (codeBlock) {
1543 - // Preserve formatting using innerText
1544 - navigator.clipboard.writeText(codeBlock.innerText).then(() => {
1545 - copyButton.textContent = "Copied!";
1546 - copyButton.setAttribute("aria-label", "Copied to clipboard");
1547 -
1548 - setTimeout(() => {
1549 - copyButton.textContent = "Copy";
1550 - copyButton.setAttribute("aria-label", "Copy to clipboard");
1551 - }, 2000);
1552 - });
1553 - }
1554 - }
1555 -});
1556 -
1557 -
1558 -
1 +jQuery(document).ready(function($) {
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 +