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MxChat – AI Chatbot & Content Generation for WordPress / 1.0.8
MxChat – AI Chatbot & Content Generation for WordPress v1.0.8
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← All changes | js/chat-script.js +228 -4641 3.2.21 → 1.0.8 View file →
@@ -1,4769 +1,356 @@
1 1 jQuery(document).ready(function($) {
2 + // Check if floating chatbot button exists
3 + var floatingButton = $('#floating-chatbot-button');
2 4
3 - // Nonce refresh — v2 (plan-6a68c9).
4 - //
5 - // The widget no longer relies on a nonce embedded in inline cached HTML.
6 - // Before each chat-send / stream-send / upload, we call the REST endpoint
7 - // GET /wp-json/mxchat/v1/nonce and use the freshly-issued value. The
8 - // endpoint creates the nonce with action `mxchat_chat_send`; the server-side
9 - // verifier ALSO still accepts the legacy `mxchat_chat_nonce` action for a
10 - // 30-day backwards-compat window so cached pages still in users' browsers
11 - // (which carry the legacy inline-localized nonce) keep working.
12 - //
13 - // Cache: a single module-scoped slot. TTL 12h conservatively (WP nonces are
14 - // 24h but we refetch at half-life so a freshly-cached-page user never sees
15 - // a borderline-stale nonce).
16 - var cachedFreshNonce = null;
17 - var cachedFreshNonceFetchedAt = 0;
18 - var NONCE_TTL_MS = 12 * 60 * 60 * 1000;
19 - var nonceRefreshState = 'idle'; // 'idle' | 'pending' | 'done'
20 - var nonceRefreshCallbacks = [];
21 -
22 - function getRestNonceUrl() {
23 - if (typeof mxchatChat !== 'undefined' && mxchatChat.rest_url) {
24 - return mxchatChat.rest_url.replace(/\/+$/, '') + '/nonce';
25 - }
26 - // Fallback: derive from current origin if mxchatChat.rest_url isn't set.
27 - return window.location.origin + '/wp-json/mxchat/v1/nonce';
28 - }
29 -
30 - function fetchFreshNonceFromRest() {
31 - return fetch(getRestNonceUrl(), {
32 - credentials: 'same-origin',
33 - headers: { 'Accept': 'application/json' }
34 - }).then(function (resp) {
35 - if (!resp.ok) {
36 - throw new Error('REST nonce fetch failed: ' + resp.status);
37 - }
38 - return resp.json();
39 - }).then(function (data) {
40 - if (data && data.nonce) {
41 - return data.nonce;
42 - }
43 - throw new Error('REST nonce response had no nonce field.');
44 - });
45 - }
46 -
47 - /**
48 - * withFreshNonce(cb) — invoke cb() after ensuring mxchatChat.nonce is fresh.
49 - * Tries REST endpoint first (cache-bypass design); falls back to the legacy
50 - * admin-ajax refresh path if REST is unavailable. Idempotent — concurrent
51 - * calls share the same in-flight refresh.
52 - */
53 - function withFreshNonce(callback) {
54 - if (typeof mxchatChat === 'undefined') {
55 - if (callback) callback();
56 - return;
57 - }
58 - var now = Date.now();
59 - if (cachedFreshNonce && (now - cachedFreshNonceFetchedAt) < NONCE_TTL_MS) {
60 - mxchatChat.nonce = cachedFreshNonce;
61 - if (callback) callback();
62 - return;
63 - }
64 - if (callback) nonceRefreshCallbacks.push(callback);
65 - if (nonceRefreshState === 'pending') return;
66 - nonceRefreshState = 'pending';
67 -
68 - var resolved = function (nonce) {
69 - if (nonce) {
70 - cachedFreshNonce = nonce;
71 - cachedFreshNonceFetchedAt = Date.now();
72 - mxchatChat.nonce = nonce;
73 - }
74 - nonceRefreshState = 'done';
75 - var pending = nonceRefreshCallbacks;
76 - nonceRefreshCallbacks = [];
77 - pending.forEach(function (cb) { try { cb(); } catch (e) {} });
78 - };
79 -
80 - fetchFreshNonceFromRest()
81 - .then(resolved)
82 - .catch(function () {
83 - // Fallback to the legacy admin-ajax refresh path (issued with the
84 - // old action `mxchat_chat_nonce`; the server still accepts both
85 - // during the compat window).
86 - if (mxchatChat.ajax_url) {
87 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce' })
88 - .done(function (res) {
89 - if (res && res.success && res.data && res.data.nonce) {
90 - resolved(res.data.nonce);
91 - return;
92 - }
93 - resolved(null);
94 - })
95 - .fail(function () { resolved(null); });
96 - } else {
97 - resolved(null);
98 - }
99 - });
100 - }
101 -
102 - // Backwards-compat alias — every existing caller in this file (and any
103 - // out-of-tree consumer that hit this internal API) keeps working unchanged.
104 - function refreshNonceIfNeeded(callback) {
105 - return withFreshNonce(callback);
106 - }
107 -
108 - // Dynamic-settings refresh (plan-32db95).
109 - //
110 - // Every widget setting ships inline in cached page HTML, so behind a
111 - // full-page cache the site owner can't purge (host cache, CDN, the
112 - // browser itself) a toggled setting looks broken until the cache turns
113 - // over. Same distrust-cached-HTML reasoning as the per-request nonce:
114 - // on the FIRST widget open per page load we ask the nonce endpoint for
115 - // the current behavior-gate settings (?with_settings=1), merge them over
116 - // mxchatChat, and rebuild the header menu. Colors are NOT refreshed —
117 - // they're server-inline-styled, so a runtime swap would visibly flash.
118 - // On any failure we keep the inline values silently (nonce-fallback
119 - // posture). At most one request per page load, only if a widget opens.
120 - var dynamicSettingsState = 'idle'; // 'idle' | 'pending' | 'done'
121 -
122 - function mxchatRefreshDynamicSettings() {
123 - if (dynamicSettingsState !== 'idle') return;
124 - if (typeof mxchatChat === 'undefined') return;
125 - dynamicSettingsState = 'pending';
126 -
127 - var applied = function (data) {
128 - dynamicSettingsState = 'done';
129 - if (!data) return; // endpoint unavailable — inline values stand.
130 - if (data.nonce) {
131 - // Seed the nonce cache too: saves the first send's REST
132 - // round-trip and keeps us under the endpoint's rate limit.
133 - cachedFreshNonce = data.nonce;
134 - cachedFreshNonceFetchedAt = Date.now();
135 - mxchatChat.nonce = data.nonce;
136 - }
137 - if (data.settings && typeof data.settings === 'object') {
138 - $.extend(mxchatChat, data.settings);
139 - mxchatRebuildHeaderMenus();
140 - }
141 - };
142 -
143 - fetch(getRestNonceUrl() + '?with_settings=1', {
144 - credentials: 'same-origin',
145 - headers: { 'Accept': 'application/json' }
146 - }).then(function (resp) {
147 - if (!resp.ok) throw new Error('settings refresh failed: ' + resp.status);
148 - return resp.json();
149 - }).then(applied).catch(function () {
150 - // Fallback: legacy admin-ajax refresh path, same as withFreshNonce.
151 - if (mxchatChat.ajax_url) {
152 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce', with_settings: 1 })
153 - .done(function (res) {
154 - applied(res && res.success && res.data ? res.data : null);
155 - })
156 - .fail(function () { applied(null); });
157 - } else {
158 - applied(null);
159 - }
160 - });
161 - }
162 -
163 - // ====================================
164 - // MULTI-INSTANCE MANAGEMENT SYSTEM
165 - // ====================================
166 -
167 - // Instance registry - tracks all chatbot instances on the page
168 - const MxChatInstances = {
169 - instances: {},
170 -
171 - // Initialize an instance for a bot
172 - init: function(botId) {
173 - if (!this.instances[botId]) {
174 - // When persistence is OFF, track when this session started
175 - // so the AI only sees messages from this page load
176 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
177 -
178 - this.instances[botId] = {
179 - botId: botId,
180 - sessionId: null,
181 - lastSeenMessageId: '',
182 - notificationCheckInterval: null,
183 - pollingInterval: null,
184 - processedMessageIds: new Set(),
185 - activePdfFile: null,
186 - activeWordFile: null,
187 - chatHistoryLoaded: false,
188 - isStreaming: false,
189 - // Fresh context timestamp - only used when persistence is OFF
190 - sessionStartTimestamp: chatPersistenceEnabled ? 0 : Date.now()
191 - };
192 - }
193 - return this.instances[botId];
194 - },
195 -
196 - // Get instance by botId
197 - get: function(botId) {
198 - return this.instances[botId] || this.init(botId);
199 - },
200 -
201 - // Get all active bot IDs
202 - getAllBotIds: function() {
203 - return Object.keys(this.instances);
204 - },
205 -
206 - // Session management per bot
207 - // Returns existing session ID from cookie or localStorage (with in-memory fallback),
208 - // or null if none exists. Does NOT create a new session — use ensureSession() for that.
209 - getChatSession: function(botId) {
210 - var cookieName = 'mxchat_session_id_' + botId;
211 - var storageKey = 'mxchat_session_id_' + botId;
212 - var sessionId = getCookie(cookieName);
213 -
214 - // Fallback to localStorage if cookie is missing (e.g. cleared by browser/consent)
215 - if (!sessionId) {
216 - try { sessionId = localStorage.getItem(storageKey); } catch (e) {}
217 - }
218 -
219 - // Fallback to in-memory instance when cookie AND localStorage are both blocked
220 - // (Safari ITP, strict tracking prevention, cross-origin iframes with partitioned
221 - // storage). Without this, ensureSession() can generate and store an ID that
222 - // getChatSession() then can't read back, causing null session_ids on send.
223 - if (!sessionId && this.instances[botId] && this.instances[botId].sessionId) {
224 - sessionId = this.instances[botId].sessionId;
225 - }
226 -
227 - // Guard against stored sentinel values that indicate earlier broken writes.
228 - if (sessionId === 'null' || sessionId === 'undefined') {
229 - sessionId = null;
230 - }
231 -
232 - // Re-sync cookie from localStorage if cookie was lost
233 - if (sessionId && !getCookie(cookieName)) {
234 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
235 - }
236 -
237 - return sessionId || null;
238 - },
239 -
240 - // Lazy session initializer — called on first user interaction
241 - ensureSession: function(botId) {
242 - botId = botId || 'default';
243 - var instance = this.instances[botId] || this.init(botId);
244 -
245 - if (instance.sessionId) {
246 - return instance.sessionId;
247 - }
248 -
249 - // Check for existing session from cookie or localStorage
250 - var existingSession = this.getChatSession(botId);
251 -
252 - if (existingSession) {
253 - instance.sessionId = existingSession;
254 - } else {
255 - // Brand new session
256 - var newId = generateSessionId();
257 - this.setChatSession(botId, newId);
258 - instance.sessionId = newId;
259 - }
260 -
261 - // Now that we have a session, do the deferred work
262 - refreshNonceIfNeeded();
263 - trackOriginatingPage();
264 -
265 - // Note: loadChatHistory is handled by showChatContainerForBot with loader UI,
266 - // so we do NOT call it here to avoid a race condition.
267 -
268 - return instance.sessionId;
269 - },
270 -
271 - setChatSession: function(botId, sessionId) {
272 - var cookieName = 'mxchat_session_id_' + botId;
273 - var storageKey = 'mxchat_session_id_' + botId;
274 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
275 - try { localStorage.setItem(storageKey, sessionId); } catch (e) {}
276 - if (this.instances[botId]) {
277 - this.instances[botId].sessionId = sessionId;
278 - }
279 - },
280 -
281 - resetChatSession: function(botId) {
282 - // Clear old session from localStorage before setting new one
283 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
284 - var newSessionId = generateSessionId();
285 - this.setChatSession(botId, newSessionId);
286 - var $chatBox = getElement(botId, 'chat-box');
287 - if ($chatBox.length) {
288 - // Keep the greeting, drop everything else. Identify the greeting
289 - // by its marker class, NOT by position (plan a1a79b): after a
290 - // chat-persistence restore the first .bot-message is a real
291 - // reply, so ":not(:first)" left a stale answer sitting at the
292 - // top of an otherwise empty box. The positional fallback only
293 - // runs when the marker is absent — a page served from HTML cache
294 - // that predates this release — and behaves exactly as before.
295 - if ($chatBox.find('.mxchat-intro-message').length) {
296 - $chatBox.find('.user-message, .bot-message:not(.mxchat-intro-message), .agent-message').remove();
297 - } else {
298 - $chatBox.find('.user-message, .bot-message:not(:first), .agent-message').remove();
299 - }
300 - }
301 - if (this.instances[botId]) {
302 - this.instances[botId].chatHistoryLoaded = false;
303 - this.instances[botId].processedMessageIds = new Set();
304 - }
305 - },
306 -
307 - // Silent reset — new session ID without clearing the chat UI
308 - // Used when IP changes mid-conversation so the user doesn't see messages vanish
309 - silentResetSession: function(botId) {
310 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
311 - var newSessionId = generateSessionId();
312 - this.setChatSession(botId, newSessionId);
313 - if (this.instances[botId]) {
314 - this.instances[botId].sessionId = newSessionId;
315 - }
316 - return newSessionId;
317 - }
318 - };
319 -
320 - // ====================================
321 - // ELEMENT SELECTOR HELPERS
322 - // ====================================
323 -
324 - // Check if a specific bot has an AI theme assigned (skip inline colors)
325 - function shouldSkipInlineColors(botId) {
326 - // If global AI theme is active, skip inline colors for all bots
327 - if (mxchatChat.skip_inline_colors) {
328 - return true;
329 - }
330 - // Check if this specific bot has a theme assignment
331 - var botAssignments = mxchatChat.bot_theme_assignments || {};
332 - return botAssignments.hasOwnProperty(botId);
333 - }
334 -
335 - // Get element by ID with bot suffix - returns jQuery object
336 - function getElement(botId, elementName) {
337 - return $('#' + elementName + '-' + botId);
338 - }
339 -
340 - // Get element by ID with bot suffix - returns DOM element
341 - function getElementDOM(botId, elementName) {
342 - return document.getElementById(elementName + '-' + botId);
343 - }
344 -
345 - // Get bot ID from any element within a chatbot instance
346 - function getBotIdFromElement(element) {
347 - var $wrapper = $(element).closest('.mxchat-chatbot-wrapper');
348 - if ($wrapper.length) {
349 - return $wrapper.data('bot-id') || 'default';
350 - }
351 - // Fallback: try to find from floating container
352 - var $floating = $(element).closest('.floating-chatbot');
353 - if ($floating.length) {
354 - var id = $floating.attr('id') || '';
355 - var match = id.match(/floating-chatbot-(.+)/);
356 - if (match) return match[1];
357 - }
358 - // Fallback: the pre-chat teaser bubble (#pre-chat-message-{bot_id}) is a SIBLING
359 - // outside .mxchat-chatbot-wrapper / .floating-chatbot, so its children — e.g. the
360 - // .close-pre-chat-message button, which carries only a class and no id — miss both
361 - // branches above. Walk to the nearest ancestor whose id is pre-chat-message-{bot_id}
362 - // and read the suffix. (closest() includes the element itself, so a click directly on
363 - // #pre-chat-message-{bot_id} resolves here too.)
364 - var $preChat = $(element).closest('[id^="pre-chat-message-"]');
365 - if ($preChat.length) {
366 - var preId = $preChat.attr('id') || '';
367 - var preMatch = preId.match(/^pre-chat-message-(.+)$/);
368 - if (preMatch) return preMatch[1];
369 - }
370 - // Fallback: check if element itself has an ID with bot suffix (e.g., floating-chatbot-button-{bot_id})
371 - var elementId = $(element).attr('id') || '';
372 - if (elementId) {
373 - // Match patterns like: floating-chatbot-button-{bot_id}, pre-chat-message-{bot_id}
374 - var idMatch = elementId.match(/^(?:floating-chatbot-button|pre-chat-message|chat-notification-badge)-(.+)$/);
375 - if (idMatch) return idMatch[1];
376 - }
377 - return 'default';
378 - }
379 -
380 - // Get wrapper element for a bot
381 - function getWrapper(botId) {
382 - return getElement(botId, 'mxchat-chatbot-wrapper');
383 - }
384 -
385 - // ====================================
386 - // GLOBAL VARIABLES & CONFIGURATION
387 - // ====================================
388 - const toolbarIconColor = mxchatChat.toolbar_icon_color || '#212121';
389 -
390 - // Initialize color settings (these are global as they come from PHP)
5 + // Retrieve color settings from PHP
391 6 var userMessageBgColor = mxchatChat.user_message_bg_color;
392 7 var userMessageFontColor = mxchatChat.user_message_font_color;
393 8 var botMessageBgColor = mxchatChat.bot_message_bg_color;
394 9 var botMessageFontColor = mxchatChat.bot_message_font_color;
395 - var liveAgentMessageBgColor = mxchatChat.live_agent_message_bg_color;
396 - var liveAgentMessageFontColor = mxchatChat.live_agent_message_font_color;
397 10
398 - var linkTarget = mxchatChat.link_target_toggle === 'on' ? '_blank' : '_self';
11 + // Function to handle sending a message
12 + function sendMessage() {
13 + var message = $('#chat-input').val();
14 + if (message) {
15 + appendMessage("user", message);
16 + $('#chat-input').val('');
399 17
400 - // ====================================
401 - // SESSION MANAGEMENT (Legacy compatibility)
402 - // ====================================
18 + // Show typing indicator
19 + appendThinkingMessage(); // Use this instead of appendMessage for the typing indicator
20 + scrollToBottom(); // Add this line
403 21
404 - function getCookie(name) {
405 - let value = "; " + document.cookie;
406 - let parts = value.split("; " + name + "=");
407 - if (parts.length == 2) return parts.pop().split(";").shift();
408 - }
409 -
410 - function generateSessionId() {
411 - // Session IDs function as the de-facto bearer token for an anonymous
412 - // chat, so generate them with a CSPRNG when available. Math.random is a
413 - // legacy fallback for ancient/sandboxed environments that lack
414 - // window.crypto. The 'mxchat_chat_' prefix is preserved exactly (other
415 - // code pattern-matches on it). (plan-0c17b5)
416 - var rand;
417 - try {
418 - if (window.crypto && window.crypto.getRandomValues) {
419 - var buf = new Uint8Array(16); // 128 bits
420 - window.crypto.getRandomValues(buf);
421 - rand = Array.prototype.map.call(buf, function (b) {
422 - return ('0' + b.toString(16)).slice(-2);
423 - }).join('');
424 - }
425 - } catch (e) {}
426 - if (!rand) {
427 - rand = Math.random().toString(36).substr(2, 9); // legacy fallback
428 - }
429 - return 'mxchat_chat_' + rand;
430 - }
431 -
432 - // Legacy function - now delegates to instance manager
433 - function getChatSession(botId) {
434 - botId = botId || 'default';
435 - return MxChatInstances.getChatSession(botId);
436 - }
437 -
438 - function setChatSession(sessionId, botId) {
439 - botId = botId || 'default';
440 - MxChatInstances.setChatSession(botId, sessionId);
441 - }
442 -
443 - function resetChatSession(botId) {
444 - botId = botId || 'default';
445 - MxChatInstances.resetChatSession(botId);
446 - }
447 -
448 - // ====================================
449 - // INITIALIZE ALL CHATBOT INSTANCES
450 - // ====================================
451 -
452 - function initializeAllInstances() {
453 - // Find all chatbot wrappers on the page
454 - $('.mxchat-chatbot-wrapper').each(function() {
455 - var botId = $(this).data('bot-id') || 'default';
456 - MxChatInstances.init(botId);
457 - initializeBotInstance(botId);
458 - });
459 - }
460 -
461 - function initializeBotInstance(botId) {
462 - var instance = MxChatInstances.get(botId);
463 -
464 - // Initialize quick questions state for this bot
465 - checkQuickQuestionsState(botId);
466 -
467 - // Note: Event handlers use event delegation with class selectors,
468 - // so they work automatically for all instances without per-bot setup
469 - }
470 -
471 -// ====================================
472 -// CONTEXTUAL AWARENESS FUNCTIONALITY
473 -// ====================================
474 -
475 -function getPageContext() {
476 - // Check if contextual awareness is enabled
477 - if (mxchatChat.contextual_awareness_toggle !== 'on') {
478 - return null;
479 - }
480 -
481 - // Get page URL
482 - const pageUrl = window.location.href;
483 -
484 - // Get page title
485 - const pageTitle = document.title || '';
486 -
487 - // Get main content from the page
488 - let pageContent = '';
489 -
490 - // Try to get content from common content areas
491 - const contentSelectors = [
492 - 'main',
493 - '[role="main"]',
494 - '.content',
495 - '.main-content',
496 - '.post-content',
497 - '.entry-content',
498 - '.page-content',
499 - 'article',
500 - '#content',
501 - '#main'
502 - ];
503 -
504 - let contentElement = null;
505 - for (const selector of contentSelectors) {
506 - contentElement = document.querySelector(selector);
507 - if (contentElement) {
508 - break;
509 - }
510 - }
511 -
512 - // If no specific content area found, use body but exclude header, footer, nav, sidebar
513 - if (!contentElement) {
514 - contentElement = document.body;
515 - }
516 -
517 - if (contentElement) {
518 - // Clone the element to avoid modifying the original
519 - const clone = contentElement.cloneNode(true);
520 -
521 - // Remove unwanted elements
522 - const unwantedSelectors = [
523 - 'header',
524 - 'footer',
525 - 'nav',
526 - '.navigation',
527 - '.sidebar',
528 - '.widget',
529 - '.menu',
530 - 'script',
531 - 'style',
532 - '.comments',
533 - '#comments',
534 - '.breadcrumb',
535 - '.breadcrumbs',
536 - '#floating-chatbot',
537 - '#floating-chatbot-button',
538 - '.mxchat',
539 - '[class*="chat"]',
540 - '[id*="chat"]'
541 - ];
542 -
543 - unwantedSelectors.forEach(selector => {
544 - const elements = clone.querySelectorAll(selector);
545 - elements.forEach(el => el.remove());
546 - });
547 -
548 - // Extract MxChat context data attributes before getting text content
549 - const contextData = [];
550 - clone.querySelectorAll('[data-mxchat-context]').forEach(el => {
551 - const contextValue = el.dataset.mxchatContext;
552 - if (contextValue && contextValue.trim()) {
553 - contextData.push(contextValue);
554 - }
555 - });
556 -
557 - // Get text content and clean it up
558 - pageContent = clone.textContent || clone.innerText || '';
559 -
560 - // Add context data to page content if any were found
561 - if (contextData.length > 0) {
562 - pageContent += '\n\nAdditional Context:\n' + contextData.join('\n');
563 - }
564 -
565 - // Clean up whitespace and limit length
566 - pageContent = pageContent
567 - .replace(/\s+/g, ' ')
568 - .trim()
569 - .substring(0, 3000); // Limit to 3000 characters to avoid token limits
570 - }
571 -
572 - // Only return context if we have meaningful content
573 - if (!pageContent || pageContent.length < 50) {
574 - return null;
575 - }
576 -
577 - return {
578 - url: pageUrl,
579 - title: pageTitle,
580 - content: pageContent
581 - };
582 -}
583 -
584 -// Track originating page when chat starts
585 -function trackOriginatingPage() {
586 - const sessionId = getChatSession();
587 - const pageUrl = window.location.href;
588 - const pageTitle = document.title || 'Untitled Page';
589 -
590 - // Only track once per session
591 - const trackingKey = 'mxchat_originating_tracked_' + sessionId;
592 - if (sessionStorage.getItem(trackingKey)) {
593 - return;
594 - }
595 -
596 - $.ajax({
597 - url: mxchatChat.ajax_url,
598 - type: 'POST',
599 - data: {
600 - action: 'mxchat_track_originating_page',
601 - session_id: sessionId,
602 - page_url: pageUrl,
603 - page_title: pageTitle,
604 - nonce: mxchatChat.nonce
605 - },
606 - success: function(response) {
607 - if (response.success) {
608 - sessionStorage.setItem(trackingKey, 'true');
609 - }
610 - }
611 - });
612 -}
613 -
614 -// ====================================
615 -// CORE CHAT FUNCTIONALITY
616 -// ====================================
617 -
618 -// Helper functions to disable/enable chat input while waiting for response
619 -function disableChatInput(botId) {
620 - botId = botId || 'default';
621 - var chatInput = getElementDOM(botId, 'chat-input');
622 - var sendButton = getElementDOM(botId, 'send-button');
623 - if (chatInput) {
624 - chatInput.disabled = true;
625 - chatInput.style.opacity = '0.6';
626 - }
627 - if (sendButton) {
628 - sendButton.disabled = true;
629 - sendButton.style.opacity = '0.5';
630 - sendButton.style.pointerEvents = 'none';
631 - }
632 -}
633 -
634 -// Whether the input may grab focus after a completed reply (plan 03799f).
635 -// On coarse-pointer devices focusing a text input summons the on-screen
636 -// keyboard over the answer the visitor is trying to read, so 'auto' (the
637 -// default) focuses only on fine-pointer devices. The site-wide
638 -// mxchat_autofocus_after_reply PHP filter can force 'on'/'off'.
639 -// NOT used on widget open (:~3424) — that focus is a deliberate act and is
640 -// what makes the widget keyboard-accessible.
641 -function mxchatShouldAutofocusAfterReply() {
642 - var pref = (typeof mxchatChat !== 'undefined' && mxchatChat.autofocus_after_reply) || 'auto';
643 - if (pref === 'on') return true;
644 - if (pref === 'off') return false;
645 - try {
646 - return !window.matchMedia('(pointer: coarse)').matches;
647 - } catch (err) {
648 - return true;
649 - }
650 -}
651 -
652 -function enableChatInput(botId) {
653 - botId = botId || 'default';
654 - var chatInput = getElementDOM(botId, 'chat-input');
655 - var sendButton = getElementDOM(botId, 'send-button');
656 - if (chatInput) {
657 - chatInput.disabled = false;
658 - chatInput.style.opacity = '1';
659 - if (mxchatShouldAutofocusAfterReply()) {
660 - try { chatInput.focus({ preventScroll: true }); } catch (err) { chatInput.focus(); }
661 - }
662 - }
663 - if (sendButton) {
664 - sendButton.disabled = false;
665 - sendButton.style.opacity = '1';
666 - sendButton.style.pointerEvents = 'auto';
667 - }
668 - // Every completion path re-enables input, so this is the single restore
669 - // point for the streaming Stop affordance (no-op when not in stop mode).
670 - mxchatRestoreSendButton(botId);
671 -}
672 -
673 -// --- Streaming Stop control -------------------------------------------------
674 -// One live stream handle per bot instance, so Stop on one widget never aborts
675 -// another bot on the same page.
676 -var mxchatActiveStreams = {};
677 -// Original send-button markup, captured once per bot the first time the Stop
678 -// state is shown (never captured while already in stop mode, so a rapid
679 -// stop-then-resend can't save the stop glyph as the "original").
680 -var mxchatSendMarkup = {};
681 -
682 -function mxchatShowStopButton(botId) {
683 - var btn = getElementDOM(botId, 'send-button');
684 - if (!btn) return;
685 - if (!btn.classList.contains('mxchat-stop-mode')) {
686 - mxchatSendMarkup[botId] = {
687 - html: btn.innerHTML,
688 - label: btn.getAttribute('aria-label')
689 - };
690 - }
691 -
692 - // Mirror the send icon's rendered size + color so the stop glyph looks
693 - // native, including custom send images/colors and theme overrides.
694 - var child = btn.querySelector('svg, img');
695 - var size = 25;
696 - var color = '';
697 - if (child) {
698 - var rect = child.getBoundingClientRect();
699 - if (rect.width) {
700 - size = Math.round(Math.min(rect.width, rect.height));
701 - }
702 - var cs = window.getComputedStyle(child);
703 - color = (child.tagName.toLowerCase() === 'svg' ? cs.fill : cs.color) || '';
704 - }
705 - var stopLabel = (typeof mxchatChat !== 'undefined' && mxchatChat.stop_button_label) || 'Stop response';
706 - btn.innerHTML = '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" style="width:' + size + 'px;height:' + size + 'px;' + (color ? 'fill:' + color + ';' : '') + '"><rect x="5" y="5" width="14" height="14" rx="3"></rect></svg>';
707 - // An add-on's DIRECT send-button handler (e.g. mxchat-vision's rebind) can
708 - // start a stream synchronously while the originating click is still
709 - // bubbling up to our delegated handler. Without this guard, that handler
710 - // reads the just-added stop-mode class as a user Stop press and aborts the
711 - // brand-new stream — the user's message renders but no reply ever fires
712 - // (plan-4bba64 silent message loss). The flag only spans the current event
713 - // dispatch: cleared on the next macrotask, long before a real Stop click.
714 - btn.__mxchatStopJustShown = true;
715 - setTimeout(function () { btn.__mxchatStopJustShown = false; }, 0);
716 - btn.classList.add('mxchat-stop-mode');
717 - btn.setAttribute('aria-label', stopLabel);
718 - btn.setAttribute('title', stopLabel);
719 - // disableChatInput() ran when the turn was sent; the Stop control itself
720 - // must stay clickable while the textarea remains disabled.
721 - btn.disabled = false;
722 - btn.style.opacity = '1';
723 - btn.style.pointerEvents = 'auto';
724 -}
725 -
726 -function mxchatRestoreSendButton(botId) {
727 - var btn = getElementDOM(botId, 'send-button');
728 - var saved = mxchatSendMarkup[botId];
729 - if (!btn || !btn.classList.contains('mxchat-stop-mode') || !saved) return;
730 - btn.innerHTML = saved.html;
731 - btn.classList.remove('mxchat-stop-mode');
732 - btn.removeAttribute('title');
733 - if (saved.label) {
734 - btn.setAttribute('aria-label', saved.label);
735 - }
736 -}
737 -
738 -function mxchatStopStreaming(botId) {
739 - var entry = mxchatActiveStreams[botId];
740 - if (!entry || !entry.controller) return;
741 - entry.aborted = true;
742 - try { entry.controller.abort(); } catch (e) {}
743 -}
744 -
745 -// Returns true when a stream rejection came from an intentional Stop click:
746 -// keep the partial text as the turn's answer — no error UI, no fallback resend.
747 -function mxchatHandleStreamAbort(botId, accumulatedContent, callback) {
748 - var entry = mxchatActiveStreams[botId];
749 - if (!entry || !entry.aborted) return false;
750 - delete mxchatActiveStreams[botId];
751 - if (!accumulatedContent) {
752 - // Stopped before the first chunk: drop the thinking bubble, no orphan message.
753 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
754 - }
755 - enableChatInput(botId); // also restores the send icon
756 - if (callback) {
757 - callback(accumulatedContent || '');
758 - }
759 - return true;
760 -}
761 -
762 -// Update your existing sendMessage function
763 -function sendMessage(botId) {
764 - botId = botId || 'default';
765 - MxChatInstances.ensureSession(botId);
766 - var $chatInput = getElement(botId, 'chat-input');
767 - var message = $chatInput.val();
768 -
769 - // ADD PROMPT HOOK HERE
770 - if (typeof customMxChatFilter === 'function') {
771 - message = customMxChatFilter(message, "prompt");
772 - }
773 -
774 - if (message) {
775 - // Don't disable input in live agent mode - let users chat freely
776 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
777 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
778 - if (!isAgentMode) {
779 - disableChatInput(botId);
780 - }
781 -
782 - appendMessage("user", message, '', [], false, botId);
783 - $chatInput.val('');
784 - mxchatUpdateCharCounter($chatInput[0]); // reset the char counter after send (plan 7091a2)
785 - $chatInput.css('height', 'auto');
786 -
787 - if (hasQuickQuestions(botId)) {
788 - collapseQuickQuestions(botId);
789 - }
790 - appendThinkingMessage(botId);
791 - scrollToBottom(botId);
792 -
793 - const currentModel = mxchatChat.model || 'gpt-5.6-sol';
794 -
795 - // Check if streaming is enabled AND supported for this model
796 - if (shouldUseStreaming(currentModel)) {
797 - callMxChatStream(message, function(response) {
798 - // Content is final: releasing aria-busy lets the live region
799 - // announce the completed reply once (plan 67f126).
800 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message').attr('aria-busy', 'false');
801 - }, botId);
802 - } else {
803 22 callMxChat(message, function(response) {
804 - replaceLastMessage("bot", response, '', [], botId);
805 - }, botId);
806 - }
807 - }
808 -}
809 -
810 -// Update your existing sendMessageToChatbot function
811 -function sendMessageToChatbot(message, botId) {
812 - botId = botId || 'default';
813 - MxChatInstances.ensureSession(botId);
814 -
815 - // ADD PROMPT HOOK HERE
816 - if (typeof customMxChatFilter === 'function') {
817 - message = customMxChatFilter(message, "prompt");
818 - }
819 -
820 - // Don't disable input in live agent mode - let users chat freely
821 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
822 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
823 - if (!isAgentMode) {
824 - disableChatInput(botId);
825 - }
826 -
827 - var sessionId = getChatSession(botId);
828 -
829 - if (hasQuickQuestions(botId)) {
830 - collapseQuickQuestions(botId);
831 - }
832 - appendThinkingMessage(botId);
833 - scrollToBottom(botId);
834 -
835 - const currentModel = mxchatChat.model || 'gpt-5.6-sol';
836 -
837 - // Check if streaming is enabled AND supported for this model
838 - if (shouldUseStreaming(currentModel)) {
839 - callMxChatStream(message, function(response) {
840 - // Final content — release aria-busy so the reply announces once (67f126).
841 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message').attr('aria-busy', 'false');
842 - }, botId);
843 - } else {
844 - callMxChat(message, function(response) {
845 - getElement(botId, 'chat-box').find('.temporary-message').remove();
846 - replaceLastMessage("bot", response, '', [], botId);
847 - }, botId);
848 - }
849 -}
850 -
851 -// Updated shouldUseStreaming function with debugging
852 -function shouldUseStreaming(model) {
853 - // Check if streaming is enabled in settings (using your toggle naming pattern)
854 - const streamingEnabled = mxchatChat.enable_streaming_toggle === 'on';
855 -
856 - // Check if model supports streaming
857 - const streamingSupported = isStreamingSupported(model);
858 -
859 -
860 - // Only use streaming if both enabled and supported
861 - return streamingEnabled && streamingSupported;
862 -}
863 -
864 -// Helper function to handle chat mode updates
865 -function handleChatModeUpdates(response, responseText) {
866 - // Check for explicit chat mode in response (THIS IS THE KEY FIX)
867 - if (response.chat_mode) {
868 - updateChatModeIndicator(response.chat_mode);
869 - return; // Return early since we found explicit mode
870 - }
871 - // Check for fallback response chat mode
872 - else if (response.fallbackResponse && response.fallbackResponse.chat_mode) {
873 - updateChatModeIndicator(response.fallbackResponse.chat_mode);
874 - return; // Return early since we found explicit mode
875 - }
876 -
877 - // Only do text-based detection if no explicit mode was provided
878 - // Check for specific AI chatbot response text
879 - if (responseText === 'You are now chatting with the AI chatbot.' ||
880 - responseText.includes('now chatting with the AI') ||
881 - responseText.includes('switched to AI mode') ||
882 - responseText.includes('AI chatbot is now')) {
883 - updateChatModeIndicator('ai');
884 - }
885 - // Check for agent transfer messages
886 - else if (responseText.includes('agent') &&
887 - (responseText.includes('transfer') || responseText.includes('connected'))) {
888 - updateChatModeIndicator('agent');
889 - }
890 -}
891 -
892 -// Function to get bot ID from any element or wrapper
893 -// If element is provided, finds the bot ID from its wrapper
894 -// If no element, returns 'default' (for backward compatibility)
895 -function getMxChatBotId(element) {
896 - if (element) {
897 - return getBotIdFromElement(element);
898 - }
899 - // Fallback: find first chatbot wrapper on page
900 - const chatbotWrapper = document.querySelector('.mxchat-chatbot-wrapper');
901 - return chatbotWrapper ? chatbotWrapper.getAttribute('data-bot-id') || 'default' : 'default';
902 -}
903 -
904 -function callMxChat(message, callback, botId) {
905 - botId = botId || getMxChatBotId();
906 -
907 - // Streaming fallbacks land here: drop any leftover stream handle and
908 - // return the button to its send state (no-op for plain non-stream turns).
909 - if (mxchatActiveStreams[botId]) {
910 - delete mxchatActiveStreams[botId];
911 - }
912 - mxchatRestoreSendButton(botId);
913 -
914 - // Store the message in case we need to retry after session reset
915 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
916 -
917 - // Get page context if contextual awareness is enabled
918 - const pageContext = getPageContext();
919 -
920 - // Get instance for session start timestamp (used when persistence is OFF)
921 - var instance = MxChatInstances.get(botId);
922 -
923 - // Guarantee a non-null session_id before the AJAX leaves. ensureSession() is idempotent
924 - // and returns the guaranteed-present session id from the in-memory instance even when
925 - // cookie/localStorage writes are silently blocked by the browser.
926 - var sessionId = MxChatInstances.ensureSession(botId);
927 - if (!sessionId || sessionId === 'null' || sessionId === 'undefined') {
928 - // Last-resort generation to ensure we never POST a null marker.
929 - sessionId = generateSessionId();
930 - MxChatInstances.setChatSession(botId, sessionId);
931 - }
932 -
933 - // Wait for the page-cache nonce refresh to complete before firing the
934 - // chat-send AJAX. On cached pages the inline mxchatChat.nonce is stale
935 - // until refreshNonceIfNeeded() returns; constructing ajaxData inside the
936 - // callback guarantees we read the fresh value. See plan-c5457f.
937 - refreshNonceIfNeeded(function() {
938 - // Prepare AJAX data
939 - const ajaxData = {
940 - action: 'mxchat_handle_chat_request',
941 - message: message,
942 - session_id: sessionId,
943 - nonce: mxchatChat.nonce,
944 - current_page_url: window.location.href,
945 - current_page_title: document.title,
946 - bot_id: botId,
947 - // Pass session start timestamp so AI context matches what user sees
948 - session_start_timestamp: instance.sessionStartTimestamp || 0
949 - };
950 -
951 - // Add page context if available
952 - if (pageContext) {
953 - ajaxData.page_context = JSON.stringify(pageContext);
954 - }
955 -
956 - // CHECK FOR VISION FLAGS AND ADD THEM
957 - if (window.mxchatVisionProcessed) {
958 - ajaxData.vision_processed = true;
959 - ajaxData.original_user_message = window.mxchatOriginalMessage || message;
960 - ajaxData.vision_images_count = window.mxchatVisionImagesCount || 0;
961 - // Clear the flags after use
962 - window.mxchatVisionProcessed = false;
963 - window.mxchatOriginalMessage = null;
964 - window.mxchatVisionImagesCount = 0;
965 - }
966 -
967 - $.ajax({
968 - url: mxchatChat.ajax_url,
969 - type: 'POST',
970 - dataType: 'json',
971 - data: ajaxData,
972 - success: function(response) {
973 - // IMMEDIATE CHAT MODE UPDATE - This should be FIRST
974 - if (response.chat_mode) {
975 - updateChatModeIndicator(response.chat_mode, botId);
976 - }
977 -
978 - // Also check in data property if response is wrapped
979 - if (response.data && response.data.chat_mode) {
980 - updateChatModeIndicator(response.data.chat_mode, botId);
981 - }
982 -
983 - // SECURITY FIX: Check for errors FIRST before checking for success
984 - // This ensures API errors (quota exceeded, invalid key, rate limit) are properly displayed
985 - if (response.success === false || (response.data && response.data.error_message)) {
986 - let errorMessage = "";
987 - let errorCode = "";
988 -
989 - // Check various possible error locations in the response
990 - if (response.data && response.data.error_message) {
991 - errorMessage = response.data.error_message;
992 - errorCode = response.data.error_code || "";
993 - } else if (response.error_message) {
994 - errorMessage = response.error_message;
995 - errorCode = response.error_code || "";
996 - } else if (response.message) {
997 - errorMessage = response.message;
998 - } else if (typeof response.data === 'string') {
999 - errorMessage = response.data;
1000 - } else {
1001 - // Fallback for any other unexpected response format
1002 - errorMessage = "An error occurred. Please try again or contact support.";
1003 - }
1004 -
1005 - // Handle session reset action (IP changed, session expired, etc.)
1006 - // Silent reset — keep chat UI intact, just get a new session and retry
1007 - if (response.data && response.data.action === 'reset_session') {
1008 - MxChatInstances.silentResetSession(botId);
1009 - // Re-send the original message with the new session (user message is already displayed)
1010 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
1011 - if (originalMessage) {
1012 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
1013 - var currentModel = mxchatChat.model || 'gpt-5.6-sol';
1014 - if (shouldUseStreaming(currentModel)) {
1015 - callMxChatStream(originalMessage, function(response) {
1016 - // Final content — release aria-busy so the reply announces once (67f126).
1017 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message').attr('aria-busy', 'false');
1018 - }, botId);
1019 - } else {
1020 - callMxChat(originalMessage, function(response) {
1021 - replaceLastMessage("bot", response, '', [], botId);
1022 - }, botId);
1023 - }
1024 - }
1025 - return;
1026 - }
1027 -
1028 - // Format user-friendly error message
1029 - let displayMessage = errorMessage;
1030 -
1031 - // Customize message for admin users
1032 - if (mxchatChat.is_admin) {
1033 - // For admin users, show more technical details including error code
1034 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
1035 - }
1036 -
1037 - replaceLastMessage("bot", displayMessage, '', [], botId);
1038 - return; // Exit early for errors
1039 - }
1040 -
1041 - // NOW check if this is a successful response by looking for text, html, or message fields
1042 - // This preserves compatibility with your server response format
1043 - if (response.text !== undefined || response.html !== undefined || response.message !== undefined ||
1044 - (response.success === true && response.data && response.data.status === 'waiting_for_agent')) {
1045 -
1046 - // Handle successful response - this is your original success handling code
1047 -
1048 - // Handle other responses
1049 - let responseText = response.text || '';
1050 - let responseHtml = response.html || '';
1051 - let responseMessage = response.message || '';
1052 -
1053 - // Add PDF filename handling
1054 - if (response.data && response.data.filename) {
1055 - showActivePdf(response.data.filename, botId);
1056 - var instance = MxChatInstances.get(botId);
1057 - instance.activePdfFile = response.data.filename;
1058 - }
1059 -
1060 - // Add redirect check here
1061 - if (response.redirect_url) {
1062 - if (responseText) {
1063 - replaceLastMessage("bot", responseText, '', [], botId);
1064 - }
1065 - setTimeout(() => {
1066 - window.location.href = response.redirect_url;
1067 - }, 1500);
1068 - return;
1069 - }
1070 -
1071 - // Check for live agent response
1072 - if (response.success && response.data && response.data.status === 'waiting_for_agent') {
1073 - removeThinkingDots(botId);
1074 - updateChatModeIndicator('agent', botId);
1075 - enableChatInput(botId);
1076 - return;
1077 - }
1078 -
1079 - // Handle the message and show notification if chat is hidden
1080 - if (responseText || responseHtml || responseMessage) {
1081 -
1082 - // ADD RESPONSE HOOKS HERE - BEFORE DISPLAYING
1083 - if (responseText && typeof customMxChatFilter === 'function') {
1084 - responseText = customMxChatFilter(responseText, "response");
1085 - }
1086 - if (responseMessage && typeof customMxChatFilter === 'function') {
1087 - responseMessage = customMxChatFilter(responseMessage, "response");
1088 - }
1089 -
1090 - // Update the messages as before
1091 - if (responseText && responseHtml) {
1092 - replaceLastMessage("bot", responseText, responseHtml, [], botId);
1093 - } else if (responseText) {
1094 - replaceLastMessage("bot", responseText, '', [], botId);
1095 - } else if (responseHtml) {
1096 - replaceLastMessage("bot", "", responseHtml, [], botId);
1097 - } else if (responseMessage) {
1098 - replaceLastMessage("bot", responseMessage, '', [], botId);
1099 - }
1100 -
1101 - // Check if chat is hidden and show notification
1102 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
1103 - if ($floatingChatbot.hasClass('hidden')) {
1104 - var $badge = getElement(botId, 'chat-notification-badge');
1105 - if ($badge.length) {
1106 - $badge.show();
1107 - }
1108 - }
1109 - } else {
1110 - var emptyMsg = "I received an empty response. Please try again or contact support if this persists.";
1111 - if (response.vectorstore_error) {
1112 - emptyMsg = "I received an empty response. Debug info: " + response.vectorstore_error;
1113 - }
1114 - replaceLastMessage("bot", emptyMsg, '', [], botId);
1115 - }
1116 -
1117 - if (response.message_id) {
1118 - var instance = MxChatInstances.get(botId);
1119 - instance.lastSeenMessageId = response.message_id;
1120 - }
1121 -
1122 - return;
1123 - }
1124 -
1125 - // Fallback for truly unexpected response formats
1126 - replaceLastMessage("bot", "Unexpected response format. Please try again or contact support.", '', [], botId);
1127 - },
1128 - error: function(xhr, status, error) {
1129 - let errorMessage = "An unexpected error occurred.";
1130 -
1131 - // Try to parse the response if it's JSON
1132 - try {
1133 - const responseJson = JSON.parse(xhr.responseText);
1134 -
1135 - if (responseJson.data && responseJson.data.error_message) {
1136 - errorMessage = responseJson.data.error_message;
1137 - } else if (responseJson.message) {
1138 - errorMessage = responseJson.message;
1139 - }
1140 - } catch (e) {
1141 - // Not JSON or parsing failed, use HTTP status based messages
1142 - if (xhr.status === 0) {
1143 - errorMessage = "Network error: Please check your internet connection.";
1144 - } else if (xhr.status === 403) {
1145 - errorMessage = "Access denied: Your session may have expired. Please refresh the page.";
1146 - } else if (xhr.status === 404) {
1147 - errorMessage = "API endpoint not found. Please contact support.";
1148 - } else if (xhr.status === 429) {
1149 - errorMessage = "Too many requests. Please try again in a moment.";
1150 - } else if (xhr.status >= 500) {
1151 - errorMessage = "Server error: The server encountered an issue. Please try again later.";
1152 - }
1153 - }
1154 -
1155 - replaceLastMessage("bot", errorMessage, '', [], botId);
1156 - }
1157 - });
1158 - }); // refreshNonceIfNeeded
1159 -}
1160 -
1161 -function callMxChatStream(message, callback, botId) {
1162 - botId = botId || getMxChatBotId();
1163 -
1164 - // Store the message in case we need to retry after session reset
1165 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
1166 -
1167 - const currentModel = mxchatChat.model || 'gpt-5.6-sol';
1168 - if (!isStreamingSupported(currentModel)) {
1169 - callMxChat(message, callback, botId);
1170 - return;
1171 - }
1172 -
1173 - // Get page context if contextual awareness is enabled
1174 - const pageContext = getPageContext();
1175 -
1176 - // Get instance for session start timestamp (used when persistence is OFF)
1177 - var instance = MxChatInstances.get(botId);
1178 -
1179 - // Guarantee a non-null session_id before the fetch. FormData.append() stringifies any
1180 - // non-string value via String(), so passing `null` would POST the literal string "null"
1181 - // and land in the transcripts table as a ghost session. ensureSession() always returns
1182 - // a real string even when cookies/localStorage are blocked.
1183 - var streamSessionId = MxChatInstances.ensureSession(botId);
1184 - if (!streamSessionId || streamSessionId === 'null' || streamSessionId === 'undefined') {
1185 - streamSessionId = generateSessionId();
1186 - MxChatInstances.setChatSession(botId, streamSessionId);
1187 - }
1188 -
1189 - // Wait for the page-cache nonce refresh before constructing formData (which
1190 - // captures mxchatChat.nonce by value). Mirrors callMxChat's wrapping. See plan-c5457f.
1191 - refreshNonceIfNeeded(function() {
1192 - const formData = new FormData();
1193 - formData.append('action', 'mxchat_stream_chat');
1194 - formData.append('message', message);
1195 - formData.append('session_id', streamSessionId);
1196 - formData.append('nonce', mxchatChat.nonce);
1197 - formData.append('current_page_url', window.location.href);
1198 - formData.append('current_page_title', document.title);
1199 - formData.append('bot_id', botId);
1200 - // Pass session start timestamp so AI context matches what user sees
1201 - formData.append('session_start_timestamp', instance.sessionStartTimestamp || 0);
1202 -
1203 - // Add page context if available
1204 - if (pageContext) {
1205 - formData.append('page_context', JSON.stringify(pageContext));
1206 - }
1207 -
1208 - // CHECK FOR VISION FLAGS AND ADD THEM
1209 - if (window.mxchatVisionProcessed) {
1210 - formData.append('vision_processed', 'true');
1211 - formData.append('original_user_message', window.mxchatOriginalMessage || message);
1212 - formData.append('vision_images_count', window.mxchatVisionImagesCount || '0');
1213 - // Clear the flags after use
1214 - window.mxchatVisionProcessed = false;
1215 - window.mxchatOriginalMessage = null;
1216 - window.mxchatVisionImagesCount = 0;
1217 - }
1218 -
1219 - let accumulatedContent = '';
1220 - let testingDataReceived = false;
1221 - let streamingStarted = false;
1222 - // Server-pushed html to append as its OWN bot bubble once the stream
1223 - // finishes (e.g. the consent-safe YouTube embed, plan 03ba33). Rendering is
1224 - // deferred to [DONE] so the embed always lands BELOW the streamed text.
1225 - let pendingAppendHtml = '';
1226 -
1227 - // Abortable stream: a fresh controller per turn, keyed by bot instance.
1228 - // The Stop control (send button swapped in place) aborts both the read
1229 - // loop and the underlying request.
1230 - var streamControl = { controller: new AbortController(), aborted: false };
1231 - mxchatActiveStreams[botId] = streamControl;
1232 - mxchatShowStopButton(botId);
1233 -
1234 - fetch(mxchatChat.ajax_url, {
1235 - method: 'POST',
1236 - body: formData,
1237 - credentials: 'same-origin',
1238 - signal: streamControl.controller.signal
1239 - })
1240 - .then(response => {
1241 - // Store the response for potential fallback handling
1242 - const responseClone = response.clone();
1243 -
1244 - if (!response.ok) {
1245 - // Try to get error details from response
1246 - return responseClone.json().then(errorData => {
1247 - throw { isServerError: true, data: errorData };
1248 - }).catch(() => {
1249 - throw new Error('Network response was not ok');
23 + // Replace typing indicator with actual response
24 + replaceLastMessage("bot", response);
1250 25 });
1251 26 }
1252 -
1253 - // Check if response is JSON instead of streaming
1254 - const contentType = response.headers.get('content-type');
1255 - if (contentType && contentType.includes('application/json')) {
1256 - return responseClone.json().then(data => {
1257 - // IMMEDIATE CHAT MODE UPDATE for JSON response
1258 - if (data.chat_mode) {
1259 - updateChatModeIndicator(data.chat_mode, botId);
1260 - }
1261 -
1262 - // Check for testing panel
1263 - if (window.mxchatTestPanelInstance && data.testing_data) {
1264 - window.mxchatTestPanelInstance.handleTestingData(data.testing_data);
1265 - }
1266 -
1267 - // Handle the JSON response directly
1268 - handleNonStreamResponse(data, callback, botId);
1269 - return Promise.resolve(); // Prevent further processing
1270 - });
1271 27 }
1272 28
1273 - // Continue with streaming processing
1274 - const reader = response.body.getReader();
1275 - const decoder = new TextDecoder();
1276 - let buffer = '';
29 + // Function to append a thinking message with animation
30 + function appendThinkingMessage() {
31 + // Remove any existing thinking dots first
32 + $('.thinking-dots').remove();
1277 33
1278 - function processStream() {
1279 - reader.read().then(({ done, value }) => {
1280 - if (done) {
1281 - // If streaming completed but no content was received, try to get response as fallback
1282 - if (!streamingStarted || !accumulatedContent) {
1283 - // Try to read the response as JSON
1284 - responseClone.text().then(text => {
1285 - try {
1286 - const data = JSON.parse(text);
1287 - if (data.text || data.message || data.html) {
1288 - handleNonStreamResponse(data, callback, botId);
1289 - } else {
1290 - // No valid data, fall back to regular call
1291 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1292 - callMxChat(message, callback, botId);
1293 - }
1294 - } catch (e) {
1295 - // Could not parse, fall back to regular call
1296 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1297 - callMxChat(message, callback, botId);
1298 - }
1299 - }).catch(() => {
1300 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1301 - callMxChat(message, callback, botId);
1302 - });
1303 - return;
1304 - }
1305 -
1306 - // Re-enable chat input when stream ends with content
1307 - enableChatInput(botId);
1308 -
1309 - // Scroll the user's last message to the top now that the
1310 - // bot's full reply has rendered (gives max reading room).
1311 - var $chatBoxDone = getElement(botId, 'chat-box');
1312 - var $lastUserMsgDone = $chatBoxDone.find('.user-message').last();
1313 - if ($lastUserMsgDone.length) {
1314 - scrollElementToTop($lastUserMsgDone, botId);
1315 - }
1316 -
1317 - if (callback) {
1318 - callback(accumulatedContent);
1319 - }
1320 - return;
1321 - }
1322 -
1323 - buffer += decoder.decode(value, { stream: true });
1324 - const lines = buffer.split('\n');
1325 - buffer = lines.pop() || '';
1326 -
1327 - for (const line of lines) {
1328 - if (line.startsWith('data: ')) {
1329 - const data = line.substring(6);
1330 -
1331 - if (data === '[DONE]') {
1332 - if (!accumulatedContent) {
1333 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1334 - callMxChat(message, callback, botId);
1335 - return;
1336 - }
1337 -
1338 - // Re-enable chat input after streaming completes
1339 - enableChatInput(botId);
1340 -
1341 - // Render any server-pushed appendix html (e.g. the
1342 - // YouTube embed) as its own bot bubble below the
1343 - // streamed text — mirrors how it is saved in the
1344 - // transcript, so history replays identically.
1345 - if (pendingAppendHtml) {
1346 - appendMessage("bot", "", pendingAppendHtml, [], false, botId);
1347 - pendingAppendHtml = '';
1348 - }
1349 -
1350 - // Scroll the user's last message to the top now
1351 - // that the bot's full reply has rendered.
1352 - var $chatBoxStreamDone = getElement(botId, 'chat-box');
1353 - var $lastUserMsgStreamDone = $chatBoxStreamDone.find('.user-message').last();
1354 - if ($lastUserMsgStreamDone.length) {
1355 - scrollElementToTop($lastUserMsgStreamDone, botId);
1356 - }
1357 -
1358 - if (callback) {
1359 - callback(accumulatedContent);
1360 - }
1361 - return;
1362 - }
1363 -
1364 - try {
1365 - const json = JSON.parse(data);
1366 -
1367 - // IMMEDIATE CHAT MODE UPDATE FOR STREAMING
1368 - if (json.chat_mode) {
1369 - updateChatModeIndicator(json.chat_mode, botId);
1370 - }
1371 -
1372 - // Handle testing data
1373 - if (json.testing_data && !testingDataReceived) {
1374 - if (window.mxchatTestPanelInstance) {
1375 - window.mxchatTestPanelInstance.handleTestingData(json.testing_data);
1376 - testingDataReceived = true;
1377 - }
1378 - }
1379 - // Handle content streaming
1380 - else if (json.content) {
1381 - streamingStarted = true;
1382 - accumulatedContent += json.content;
1383 - updateStreamingMessage(accumulatedContent, botId);
1384 - }
1385 - // Stash appendix html (e.g. video embed) for [DONE]
1386 - else if (json.append_html) {
1387 - pendingAppendHtml = json.append_html;
1388 - }
1389 - // Server-side final pass changed the assembled text
1390 - // (ffef6f: dead-link stripping) — swap the rendered
1391 - // bubble for the validated version. Arrives at most
1392 - // once, just before [DONE].
1393 - else if (json.replace_content) {
1394 - streamingStarted = true;
1395 - accumulatedContent = json.replace_content;
1396 - updateStreamingMessage(accumulatedContent, botId);
1397 - }
1398 - // Handle complete response in stream (fallback response)
1399 - else if (json.text || json.message || json.html) {
1400 - handleNonStreamResponse(json, callback, botId);
1401 - return;
1402 - }
1403 - // Handle errors
1404 - else if (json.error) {
1405 -
1406 - // Get error message from various possible fields
1407 - let errorMessage = json.error_message || json.message || json.text ||
1408 - (typeof json.error === 'string' ? json.error : 'An error occurred. Please try again.');
1409 -
1410 - // Re-enable chat input on error
1411 - enableChatInput(botId);
1412 -
1413 - // Display the error directly in the chat
1414 - replaceLastMessage("bot", errorMessage, '', [], botId);
1415 -
1416 - if (callback) {
1417 - callback(errorMessage);
1418 - }
1419 - return;
1420 - }
1421 - } catch (e) {
1422 - // SSE data parsing error - silently continue
1423 - }
1424 - }
1425 - }
1426 -
1427 - processStream();
1428 - }).catch(streamError => {
1429 - if (mxchatHandleStreamAbort(botId, accumulatedContent, callback)) return;
1430 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1431 - callMxChat(message, callback, botId);
1432 - });
1433 - }
1434 -
1435 - processStream();
1436 - })
1437 - .catch(error => {
1438 - if (mxchatHandleStreamAbort(botId, accumulatedContent, callback)) return;
1439 - // Check if we have server error data with chat mode
1440 - if (error && error.isServerError && error.data) {
1441 - // Check for chat mode in error data
1442 - if (error.data.chat_mode) {
1443 - updateChatModeIndicator(error.data.chat_mode, botId);
1444 - }
1445 -
1446 - handleNonStreamResponse(error.data, callback, botId);
1447 - } else {
1448 - // Only fall back to regular call if we don't have any response data
1449 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1450 - callMxChat(message, callback, botId);
1451 - }
1452 - });
1453 - }); // refreshNonceIfNeeded
1454 -}
1455 -
1456 -// Helper function to handle non-streaming responses
1457 -function handleNonStreamResponse(data, callback, botId) {
1458 - botId = botId || 'default';
1459 -
1460 - // IMMEDIATE CHAT MODE UPDATE FOR NON-STREAMING RESPONSES
1461 - if (data.chat_mode) {
1462 - updateChatModeIndicator(data.chat_mode, botId);
1463 - }
1464 -
1465 - // Also check in data property if response is wrapped
1466 - if (data.data && data.data.chat_mode) {
1467 - updateChatModeIndicator(data.data.chat_mode, botId);
1468 - }
1469 -
1470 - // NOTE: Don't remove temporary message here - let replaceLastMessage handle it
1471 - // This prevents a visual gap between thinking dots disappearing and content appearing
1472 -
1473 - // SECURITY FIX: Check for errors FIRST
1474 - if (data.success === false || (data.data && data.data.error_message)) {
1475 - let errorMessage = "";
1476 - let errorCode = "";
1477 -
1478 - // Check various possible error locations
1479 - if (data.data && data.data.error_message) {
1480 - errorMessage = data.data.error_message;
1481 - errorCode = data.data.error_code || "";
1482 - } else if (data.error_message) {
1483 - errorMessage = data.error_message;
1484 - errorCode = data.error_code || "";
1485 - } else if (data.message) {
1486 - errorMessage = data.message;
1487 - } else if (typeof data.data === 'string') {
1488 - errorMessage = data.data;
1489 - } else {
1490 - errorMessage = "An error occurred. Please try again or contact support.";
1491 - }
1492 -
1493 - // Handle session reset action (IP changed, session expired, etc.)
1494 - // Silent reset — keep chat UI intact, just get a new session and retry
1495 - if (data.data && data.data.action === 'reset_session') {
1496 - MxChatInstances.silentResetSession(botId);
1497 - // Re-send the original message with the new session (user message is already displayed)
1498 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
1499 - if (originalMessage) {
1500 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
1501 - var currentModel = mxchatChat.model || 'gpt-5.6-sol';
1502 - if (shouldUseStreaming(currentModel)) {
1503 - callMxChatStream(originalMessage, callback, botId);
1504 - } else {
1505 - callMxChat(originalMessage, callback, botId);
1506 - }
1507 - }
1508 - return;
1509 - }
1510 -
1511 - // Format user-friendly error message
1512 - let displayMessage = errorMessage;
1513 - if (mxchatChat.is_admin) {
1514 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
1515 - }
1516 -
1517 - replaceLastMessage("bot", displayMessage, '', [], botId);
1518 -
1519 - if (callback) {
1520 - callback('');
1521 - }
1522 - return; // Exit early for errors
1523 - }
1524 -
1525 - // Check for live agent response
1526 - if (data.success && data.data && data.data.status === 'waiting_for_agent') {
1527 - removeThinkingDots(botId);
1528 - // Also remove any leftover bot-message that lost its temporary-message class
1529 - var $chatBox = getElement(botId, 'chat-box');
1530 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
1531 - updateChatModeIndicator('agent', botId);
1532 - enableChatInput(botId);
1533 - if (callback) {
1534 - callback('');
1535 - }
1536 - return;
1537 - }
1538 -
1539 - // Handle different response formats
1540 - if (data.text || data.html || data.message) {
1541 -
1542 - // Apply response hooks
1543 - if (data.text && typeof customMxChatFilter === 'function') {
1544 - data.text = customMxChatFilter(data.text, "response");
1545 - }
1546 - if (data.message && typeof customMxChatFilter === 'function') {
1547 - data.message = customMxChatFilter(data.message, "response");
1548 - }
1549 -
1550 - // Display the response
1551 - if (data.text && data.html) {
1552 - replaceLastMessage("bot", data.text, data.html, [], botId);
1553 - } else if (data.text) {
1554 - replaceLastMessage("bot", data.text, '', [], botId);
1555 - } else if (data.html) {
1556 - replaceLastMessage("bot", "", data.html, [], botId);
1557 - } else if (data.message) {
1558 - replaceLastMessage("bot", data.message, '', [], botId);
1559 - }
1560 - }
1561 -
1562 - // Handle other response properties
1563 - if (data.data && data.data.filename) {
1564 - showActivePdf(data.data.filename, botId);
1565 - var instance = MxChatInstances.get(botId);
1566 - instance.activePdfFile = data.data.filename;
1567 - }
1568 -
1569 - if (data.redirect_url) {
1570 - setTimeout(() => {
1571 - window.location.href = data.redirect_url;
1572 - }, 1500);
1573 - }
1574 -
1575 - // Ensure chat input is re-enabled (safety net for edge cases)
1576 - enableChatInput(botId);
1577 -
1578 - if (callback) {
1579 - callback(data.text || data.message || '');
1580 - }
1581 -}
1582 -
1583 -// Enhanced updateChatModeIndicator function for immediate DOM updates
1584 -function updateChatModeIndicator(mode, botId) {
1585 - botId = botId || 'default';
1586 - const indicator = getElementDOM(botId, 'chat-mode-indicator');
1587 - if (indicator) {
1588 - const oldText = indicator.textContent;
1589 -
1590 - if (mode === 'agent') {
1591 - indicator.textContent = 'Live Agent';
1592 - startPolling(botId);
1593 - } else {
1594 - // Everything else is AI mode
1595 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1596 - indicator.textContent = customAiText;
1597 - stopPolling(botId);
1598 - }
1599 -
1600 - // Force immediate DOM update and reflow
1601 - if (oldText !== indicator.textContent) {
1602 - // Force a reflow to ensure the change is visible immediately
1603 - indicator.style.display = 'none';
1604 - indicator.offsetHeight; // Trigger reflow
1605 - indicator.style.display = '';
1606 -
1607 - // Double-check after a brief moment to ensure the change stuck
1608 - setTimeout(() => {
1609 - if (mode === 'agent' && indicator.textContent !== 'Live Agent') {
1610 - indicator.textContent = 'Live Agent';
1611 - } else if (mode !== 'agent' && indicator.textContent === 'Live Agent') {
1612 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1613 - indicator.textContent = customAiText;
1614 - }
1615 - }, 50);
1616 - }
1617 - }
1618 -}
1619 -
1620 -// Function to update message during streaming
1621 -function updateStreamingMessage(content, botId) {
1622 - botId = botId || 'default';
1623 -
1624 - // ADD RESPONSE HOOK FOR REAL-TIME STREAMING
1625 - if (typeof customMxChatFilter === 'function') {
1626 - content = customMxChatFilter(content, "response");
1627 - }
1628 -
1629 - const formattedContent = linkify(content);
1630 -
1631 - // Find the temporary message in this bot's chat box
1632 - var $chatBox = getElement(botId, 'chat-box');
1633 - const tempMessage = $chatBox.find('.bot-message.temporary-message').last();
1634 -
1635 - if (tempMessage.length) {
1636 - // aria-busy=true for the whole stream: the bubble is rewritten on
1637 - // every chunk, and without busy a polite live region announces those
1638 - // rewrites continuously. Flipped false once the reply is final, so
1639 - // assistive tech announces the completed message ONCE (plan 67f126).
1640 - if (tempMessage.attr('aria-busy') !== 'true') {
1641 - tempMessage.attr('aria-busy', 'true');
1642 - }
1643 - // Update existing message
1644 - tempMessage.html(formattedContent);
1645 - } else {
1646 - // Create new temporary message if it doesn't exist
1647 - appendMessage("bot", content, '', [], true, botId);
1648 - }
1649 -}
1650 -
1651 -function isStreamingSupported(model) {
1652 - if (!model) return false;
1653 -
1654 - const modelPrefix = model.split('-')[0].toLowerCase();
1655 -
1656 - // Support streaming for OpenAI, Claude, Grok, DeepSeek, and OpenRouter models
1657 - const isSupported = modelPrefix === 'gpt' ||
1658 - modelPrefix === 'o1' ||
1659 - modelPrefix === 'claude' ||
1660 - modelPrefix === 'grok' ||
1661 - modelPrefix === 'deepseek' ||
1662 - model === 'openrouter'; // Add this line - check full model name for OpenRouter
1663 -
1664 - return isSupported;
1665 -}
1666 -
1667 -// Update the event handlers to use the correct function names (using event delegation)
1668 -// Use class-based selectors for multi-instance support
1669 -$(document).on('click', '.send-button', function() {
1670 - var botId = getBotIdFromElement(this);
1671 - // While a response is streaming the button is a Stop control.
1672 - if (this.classList.contains('mxchat-stop-mode')) {
1673 - // Same click that just started this stream (an add-on's direct handler
1674 - // ran before this delegated one) — not a Stop press. See
1675 - // mxchatShowStopButton for the full story (plan-4bba64).
1676 - if (this.__mxchatStopJustShown) return;
1677 - mxchatStopStreaming(botId);
1678 - return;
1679 - }
1680 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1681 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1682 - disableChatInput(botId);
1683 - }
1684 - sendMessage(botId);
1685 -});
1686 -
1687 -// Override enter key handler (using event delegation)
1688 -$(document).on('keypress', '.chat-input', function(e) {
1689 - if (e.which == 13 && !e.shiftKey) {
1690 - e.preventDefault();
1691 - var botId = getBotIdFromElement(this);
1692 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1693 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1694 - disableChatInput(botId);
1695 - }
1696 - sendMessage(botId);
1697 - }
1698 -});
1699 -
1700 -// Chat input character counter + soft limit feedback (plan 7091a2).
1701 -// Language-neutral: numbers + color only, no translatable strings. The counter
1702 -// reveals near the cap and ramps neutral -> amber -> red; an over-limit keystroke
1703 -// or trimmed paste produces a brief border-flash/shake so the maxlength cap (plan
1704 -// a3fae2) is never a silent "input jumps back". Per-bot scoped via .input-container.
1705 -function mxchatUpdateCharCounter(inputEl) {
1706 - if (!inputEl || !inputEl.closest) return;
1707 - var max = parseInt(inputEl.getAttribute('maxlength'), 10);
1708 - var container = inputEl.closest('.input-container');
1709 - if (!container || !max || max <= 0) return;
1710 - var counter = container.querySelector('.mxchat-char-counter');
1711 - if (!counter) return;
1712 - var len = inputEl.value.length;
1713 - var ratio = len / max;
1714 - var nearThreshold = 0.8; // start surfacing the counter at 80% of the cap
1715 - var cur = counter.querySelector('.mxchat-char-counter-current');
1716 - if (cur) cur.textContent = len;
1717 - var warn = ratio >= nearThreshold && len < max;
1718 - var full = len >= max;
1719 - counter.classList.toggle('is-visible', ratio >= nearThreshold);
1720 - counter.classList.toggle('is-warn', warn);
1721 - counter.classList.toggle('is-full', full);
1722 - container.classList.toggle('mxchat-input-near-limit', warn);
1723 - container.classList.toggle('mxchat-input-at-limit', full);
1724 -}
1725 -
1726 -function mxchatBumpInput(inputEl) {
1727 - var container = inputEl && inputEl.closest ? inputEl.closest('.input-container') : null;
1728 - if (!container) return;
1729 - container.classList.remove('mxchat-input-bump');
1730 - void container.offsetWidth; // reflow so a rapid second hit retriggers the animation
1731 - container.classList.add('mxchat-input-bump');
1732 - clearTimeout($(container).data('mxchatBumpTimeout'));
1733 - var t = setTimeout(function() { container.classList.remove('mxchat-input-bump'); }, 220);
1734 - $(container).data('mxchatBumpTimeout', t);
1735 -}
1736 -
1737 -// Live counter update on every input.
1738 -$(document).on('input', '.chat-input', function() {
1739 - mxchatUpdateCharCounter(this);
1740 -});
1741 -
1742 -// Visible "you've hit the edge" feedback when a printable keystroke is about to be
1743 -// rejected at the cap (maxlength silently swallows it otherwise).
1744 -$(document).on('keydown', '.chat-input', function(e) {
1745 - var max = parseInt(this.getAttribute('maxlength'), 10);
1746 - if (!max || max <= 0 || this.value.length < max) return;
1747 - if (e.ctrlKey || e.metaKey || e.altKey) return;
1748 - // A single printable char with no selection to overwrite WILL be rejected.
1749 - if (e.key && e.key.length === 1 && this.selectionStart === this.selectionEnd) {
1750 - mxchatBumpInput(this);
1751 - }
1752 -});
1753 -
1754 -// A paste that gets trimmed to the cap also bumps, so truncation is never silent.
1755 -$(document).on('paste', '.chat-input', function() {
1756 - var el = this;
1757 - var max = parseInt(el.getAttribute('maxlength'), 10);
1758 - if (!max || max <= 0) return;
1759 - setTimeout(function() {
1760 - mxchatUpdateCharCounter(el);
1761 - if (el.value.length >= max) mxchatBumpInput(el);
1762 - }, 0);
1763 -});
1764 -
1765 -// Builds the list of overflow-menu items for a given bot.
1766 -// Adding a future item is one push to this array — do NOT hardcode "only download."
1767 -function mxchatGetHeaderMenuItems(botId) {
1768 - var items = [];
1769 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1770 -
1771 - // The `print_button_*` keys still gate this item for back-compat with
1772 - // existing user options. The action is now a transcript download, not print.
1773 - if (settings.print_button_enabled === 'on') {
1774 - items.push({
1775 - id: 'download-transcript',
1776 - label: settings.print_button_label || 'Download Transcript',
1777 - icon: '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>',
1778 - action: function() {
1779 - mxchatDownloadTranscript(botId);
1780 - }
1781 - });
1782 - }
1783 -
1784 - // "Start new chat" — surfaces the EXISTING per-conversation reset
1785 - // (MxChatInstances.resetChatSession) so a visitor can start a fresh thread
1786 - // without the site owner disabling chat persistence globally. Default OFF;
1787 - // gated by the reset_chat_enabled option. plan ac2e81.
1788 - if (settings.reset_chat_enabled === 'on') {
1789 - items.push({
1790 - id: 'reset-chat',
1791 - label: settings.reset_chat_label || 'Start new chat',
1792 - icon: '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><polyline points="1 4 1 10 7 10"/><path d="M3.51 15a9 9 0 1 0 2.13-9.36L1 10"/></svg>',
1793 - action: function() {
1794 - var confirmMsg = settings.reset_chat_confirm || 'Start a new chat? This clears the current conversation.';
1795 - if (window.confirm(confirmMsg)) {
1796 - MxChatInstances.resetChatSession(botId);
1797 - }
1798 - }
1799 - });
1800 - }
1801 -
1802 - return items;
1803 -}
1804 -
1805 -// Builds a clean markdown transcript of the current conversation and triggers
1806 -// a file download. Used by the "Download Transcript" menu item.
1807 -function mxchatDownloadTranscript(botId) {
1808 - var $chatBox = getElement(botId, 'chat-box');
1809 - if (!$chatBox || !$chatBox.length) return;
1810 -
1811 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1812 - var headerTitle = settings.print_header_title || 'Chat transcript';
1813 - var now = new Date();
1814 - var stamp = now.toLocaleString();
1815 -
1816 - var lines = [];
1817 - lines.push('# ' + headerTitle);
1818 - lines.push('');
1819 - lines.push('Exported: ' + stamp);
1820 - lines.push('');
1821 - lines.push('---');
1822 - lines.push('');
1823 -
1824 - $chatBox.find('.user-message, .bot-message, .agent-message').each(function() {
1825 - var $msg = $(this);
1826 - // Skip thinking placeholders and any in-flight temporary messages.
1827 - if ($msg.find('.thinking-dots').length) return;
1828 - if ($msg.hasClass('temporary-message')) return;
1829 -
1830 - var sender;
1831 - if ($msg.hasClass('user-message')) sender = 'User';
1832 - else if ($msg.hasClass('agent-message')) sender = 'Live Agent';
1833 - else sender = 'AI Agent';
1834 -
1835 - // Strip interactive UI from the cloned message so we get the conversation text.
1836 - var $clone = $msg.clone();
1837 - $clone.find('.copy-button, .message-toolbar, .mxchat-copy, button, script, style').remove();
1838 - var text = $clone.text().replace(/ /g, ' ').replace(/[ \t]+\n/g, '\n').replace(/\n{3,}/g, '\n\n').trim();
1839 - if (!text) return;
1840 -
1841 - lines.push('**' + sender + '**');
1842 - lines.push('');
1843 - lines.push(text);
1844 - lines.push('');
1845 - });
1846 -
1847 - var content = lines.join('\n');
1848 - var iso = now.toISOString().replace(/[:.]/g, '-').slice(0, 19);
1849 - var fname = 'mxchat-transcript-' + iso + '.md';
1850 - var blob = new Blob([content], { type: 'text/markdown;charset=utf-8' });
1851 - var url = URL.createObjectURL(blob);
1852 - var a = document.createElement('a');
1853 - a.href = url;
1854 - a.download = fname;
1855 - a.style.display = 'none';
1856 - document.body.appendChild(a);
1857 - a.click();
1858 - setTimeout(function() {
1859 - if (a.parentNode) a.parentNode.removeChild(a);
1860 - URL.revokeObjectURL(url);
1861 - }, 100);
1862 -}
1863 -
1864 -// Reads the bot bubble's actual computed bg+fg and writes them as CSS vars
1865 -// on the menu wrap, so the dropdown matches whatever paints the bubble —
1866 -// saved options, AI theme CSS, or the mxchat-theme add-on.
1867 -function mxchatSyncMenuColors(botId, $wrap) {
1868 - if (!$wrap || !$wrap.length) return;
1869 - var $bot = $wrap.closest('.mxchat-chatbot-wrapper').find('.bot-message').not('.temporary-message').first();
1870 - if (!$bot.length) return;
1871 - var cs = window.getComputedStyle($bot[0]);
1872 - if (cs.backgroundColor && cs.backgroundColor !== 'rgba(0, 0, 0, 0)' && cs.backgroundColor !== 'transparent') {
1873 - $wrap[0].style.setProperty('--mxchat-menu-bg', cs.backgroundColor);
1874 - }
1875 - // Bot text color usually lives on a child div, not .bot-message itself.
1876 - var $textChild = $bot.find('[style*="color"]').first();
1877 - var fg = ($textChild.length ? window.getComputedStyle($textChild[0]).color : cs.color);
1878 - if (fg) $wrap[0].style.setProperty('--mxchat-menu-fg', fg);
1879 -}
1880 -
1881 -// Renders (or re-renders) the item list for one menu wrap. Split out of
1882 -// mxchatInitHeaderMenu so the dynamic-settings merge (plan-32db95) can
1883 -// rebuild items + trigger visibility WITHOUT re-binding the one-time
1884 -// open/close/keyboard wiring. closeMenu is passed in by the init closure;
1885 -// a rebuild before init (never happens, but harmless) just skips it.
1886 -function mxchatRenderHeaderMenuItems(botId, $wrap, closeMenuFn) {
1887 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1888 - var $menu = $wrap.find('.mxchat-header-menu');
1889 - var items = mxchatGetHeaderMenuItems(botId);
1890 -
1891 - $menu.empty();
1892 -
1893 - if (!items.length) {
1894 - $trigger.hide();
1895 - $menu.hide();
1896 - return;
1897 - }
1898 -
1899 - // Clear any inline display:none a previous zero-item render left behind —
1900 - // open/close visibility is governed by the hidden prop + is-open class.
1901 - $trigger.css('display', '');
1902 - $menu.css('display', '');
1903 -
1904 - items.forEach(function(item, idx) {
1905 - var $btn = $('<button>', {
1906 - type: 'button',
1907 - 'class': 'mxchat-menu-item',
1908 - 'role': 'menuitem',
1909 - 'tabindex': '-1',
1910 - 'data-menu-id': item.id,
1911 - html: '<span class="mxchat-menu-item-icon">' + item.icon + '</span>' +
1912 - '<span class="mxchat-menu-item-label"></span>'
1913 - });
1914 - $btn.find('.mxchat-menu-item-label').text(item.label);
1915 - $btn.on('click', function(e) {
1916 - e.preventDefault();
1917 - e.stopPropagation();
1918 - if (closeMenuFn) closeMenuFn();
1919 - try { item.action(); } catch (err) { /* no-op */ }
1920 - });
1921 - $menu.append($btn);
1922 - });
1923 -}
1924 -
1925 -// Re-render every menu on the page after a dynamic-settings merge
1926 -// (multi-bot: each wrap re-reads its items). An OPEN menu is left alone —
1927 -// swapping items under the user mid-interaction yanks focus — and the
1928 -// rebuild runs when it closes instead (closeMenu checks the pending flag).
1929 -function mxchatRebuildHeaderMenus() {
1930 - $('.mxchat-header-menu-wrap').each(function() {
1931 - var $wrap = $(this);
1932 - var botId = $wrap.data('bot-id');
1933 - if (!botId) return;
1934 - if (!$wrap.data('mxchatMenuReady')) {
1935 - mxchatInitHeaderMenu(botId);
1936 - return;
1937 - }
1938 - if ($wrap.find('.mxchat-header-menu').hasClass('is-open')) {
1939 - $wrap.data('mxchatMenuRebuildPending', true);
1940 - return;
1941 - }
1942 - mxchatRenderHeaderMenuItems(botId, $wrap, $wrap.data('mxchatMenuClose'));
1943 - });
1944 -}
1945 -
1946 -// One-time per-widget init: renders menu items, wires open/close,
1947 -// outside-click, Escape, and arrow-key navigation. If no items, hides the
1948 -// trigger. Wiring happens even when there are zero items at init, so a
1949 -// later dynamic-settings rebuild that adds items has a working trigger.
1950 -function mxchatInitHeaderMenu(botId) {
1951 - var $wrap = $('.mxchat-header-menu-wrap[data-bot-id="' + botId + '"]').first();
1952 - if (!$wrap.length || $wrap.data('mxchatMenuReady')) return;
1953 -
1954 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1955 - var $menu = $wrap.find('.mxchat-header-menu');
1956 -
1957 - // Initial color sync — covers normal page load.
1958 - mxchatSyncMenuColors(botId, $wrap);
1959 -
1960 - function openMenu() {
1961 - // Re-sync each open in case the active theme changed since init.
1962 - mxchatSyncMenuColors(botId, $wrap);
1963 - $menu.prop('hidden', false).attr('aria-hidden', 'false').addClass('is-open');
1964 - $trigger.attr('aria-expanded', 'true');
1965 - // Focus the first item for keyboard users
1966 - setTimeout(function() {
1967 - $menu.find('.mxchat-menu-item').first().attr('tabindex', '0').trigger('focus');
1968 - }, 0);
1969 - }
1970 - function closeMenu(returnFocus) {
1971 - $menu.prop('hidden', true).attr('aria-hidden', 'true').removeClass('is-open');
1972 - $trigger.attr('aria-expanded', 'false');
1973 - $menu.find('.mxchat-menu-item').attr('tabindex', '-1');
1974 - if (returnFocus) $trigger.trigger('focus');
1975 - // A dynamic-settings rebuild that arrived while the menu was open
1976 - // was deferred (mxchatRebuildHeaderMenus) — run it now.
1977 - if ($wrap.data('mxchatMenuRebuildPending')) {
1978 - $wrap.removeData('mxchatMenuRebuildPending');
1979 - mxchatRenderHeaderMenuItems(botId, $wrap, closeMenu);
1980 - }
1981 - }
1982 -
1983 - // Toggle on trigger click — stop propagation so the .chatbot-top-bar
1984 - // click-to-collapse handler does not fire.
1985 - $trigger.on('click', function(e) {
1986 - e.preventDefault();
1987 - e.stopPropagation();
1988 - if ($menu.hasClass('is-open')) closeMenu();
1989 - else openMenu();
1990 - });
1991 -
1992 - // Don't let clicks inside the menu bubble to the top-bar collapse handler.
1993 - $menu.on('click', function(e) {
1994 - e.stopPropagation();
1995 - });
1996 -
1997 - // Outside click closes the menu.
1998 - $(document).on('click.mxchatMenu-' + botId, function(e) {
1999 - if (!$menu.hasClass('is-open')) return;
2000 - if ($wrap.has(e.target).length || $wrap.is(e.target)) return;
2001 - closeMenu();
2002 - });
2003 -
2004 - // Keyboard: Escape closes and returns focus; arrow keys move focus; Enter activates.
2005 - $menu.on('keydown', '.mxchat-menu-item', function(e) {
2006 - var $items = $menu.find('.mxchat-menu-item');
2007 - var idx = $items.index(this);
2008 - if (e.key === 'Escape') {
2009 - e.preventDefault();
2010 - closeMenu(true);
2011 - } else if (e.key === 'ArrowDown') {
2012 - e.preventDefault();
2013 - var $next = $items.eq((idx + 1) % $items.length);
2014 - $items.attr('tabindex', '-1');
2015 - $next.attr('tabindex', '0').trigger('focus');
2016 - } else if (e.key === 'ArrowUp') {
2017 - e.preventDefault();
2018 - var $prev = $items.eq((idx - 1 + $items.length) % $items.length);
2019 - $items.attr('tabindex', '-1');
2020 - $prev.attr('tabindex', '0').trigger('focus');
2021 - } else if (e.key === 'Enter' || e.key === ' ') {
2022 - e.preventDefault();
2023 - $(this).trigger('click');
2024 - }
2025 - });
2026 - $trigger.on('keydown', function(e) {
2027 - if (e.key === 'Escape' && $menu.hasClass('is-open')) {
2028 - e.preventDefault();
2029 - closeMenu(true);
2030 - } else if ((e.key === 'ArrowDown' || e.key === 'Enter' || e.key === ' ') && !$menu.hasClass('is-open')) {
2031 - e.preventDefault();
2032 - openMenu();
2033 - }
2034 - });
2035 -
2036 - // Expose closeMenu for out-of-closure re-renders (mxchatRebuildHeaderMenus),
2037 - // then do the initial item render.
2038 - $wrap.data('mxchatMenuClose', closeMenu);
2039 - mxchatRenderHeaderMenuItems(botId, $wrap, closeMenu);
2040 -
2041 - $wrap.data('mxchatMenuReady', true);
2042 -}
2043 -
2044 -// Initialize header menus for every rendered widget on DOM ready.
2045 -$(function() {
2046 - $('.mxchat-header-menu-wrap').each(function() {
2047 - var botId = $(this).data('bot-id');
2048 - if (botId) mxchatInitHeaderMenu(botId);
2049 - });
2050 -
2051 - // Embedded (non-floating) widgets are open from the moment the page
2052 - // renders — refresh dynamic settings at init (plan-32db95). Floating
2053 - // widgets refresh on first launcher open instead.
2054 - var hasEmbeddedWidget = $('.mxchat-chatbot-wrapper').filter(function() {
2055 - return !$(this).closest('.floating-chatbot').length;
2056 - }).length > 0;
2057 - if (hasEmbeddedWidget) {
2058 - mxchatRefreshDynamicSettings();
2059 - }
2060 -});
2061 -
2062 -function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false, botId = 'default') {
2063 - try {
2064 - // Determine styles based on sender type
2065 - let messageClass, bgColor, fontColor;
2066 -
2067 - if (sender === "user") {
2068 - messageClass = "user-message";
2069 - bgColor = userMessageBgColor;
2070 - fontColor = userMessageFontColor;
2071 - // Only sanitize user input
2072 - messageText = sanitizeUserInput(messageText);
2073 - } else if (sender === "agent") {
2074 - messageClass = "agent-message";
2075 - bgColor = liveAgentMessageBgColor;
2076 - fontColor = liveAgentMessageFontColor;
2077 - } else {
2078 - messageClass = "bot-message";
2079 - bgColor = botMessageBgColor;
2080 - fontColor = botMessageFontColor;
2081 - }
2082 -
2083 - const messageDiv = $('<div>')
2084 - .addClass(messageClass)
2085 - .attr('dir', 'auto');
2086 -
2087 - // Only apply inline colors if AI theme is not active (let CSS handle it)
2088 - var skipColors = shouldSkipInlineColors(botId);
2089 - if (skipColors) {
2090 - messageDiv.css({
2091 - 'margin-bottom': '1em'
2092 - });
2093 - } else {
2094 - messageDiv.css({
2095 - 'background': bgColor,
2096 - 'color': fontColor,
2097 - 'margin-bottom': '1em'
2098 - });
2099 - }
2100 -
2101 - // Process the message content - always run linkify to convert markdown
2102 - // links and format text. linkify() handles existing HTML safely via
2103 - // negative lookaheads that skip URLs already inside <a> tags.
2104 - let fullMessage = linkify(messageText);
2105 -
2106 - // Add images if provided
2107 - if (images && images.length > 0) {
2108 - fullMessage += '<div class="image-gallery" dir="auto">';
2109 - images.forEach(img => {
2110 - const safeTitle = sanitizeUserInput(img.title);
2111 - const safeUrl = encodeURI(img.image_url);
2112 - const safeThumbnail = encodeURI(img.thumbnail_url);
2113 -
2114 - fullMessage += `
2115 - <div style="margin-bottom: 10px;">
2116 - <strong>${safeTitle}</strong><br>
2117 - <a href="${safeUrl}" target="_blank">
2118 - <img src="${safeThumbnail}" alt="${safeTitle}" style="max-width: 100px; height: auto; margin: 5px;" />
2119 - </a>
2120 - </div>`;
2121 - });
2122 - fullMessage += '</div>';
2123 - }
2124 -
2125 - // Append HTML content if provided
2126 - if (messageHtml && sender !== "user") {
2127 - // Only add line breaks if there's actual text content before the HTML
2128 - if (fullMessage && fullMessage.trim()) {
2129 - fullMessage += '<br><br>' + messageHtml;
2130 - } else {
2131 - fullMessage = messageHtml;
2132 - }
2133 - }
2134 -
2135 - messageDiv.html(fullMessage);
2136 -
2137 - if (isTemporary) {
2138 - // In-flight bubble: hold aria-busy so the live region stays quiet
2139 - // until the content is finalized (plan 67f126).
2140 - messageDiv.addClass('temporary-message').attr('aria-busy', 'true');
2141 - }
2142 -
2143 - // Append to the correct chatbot instance's chat-box
2144 - var $chatBox = getElement(botId, 'chat-box');
2145 - messageDiv.hide().appendTo($chatBox).fadeIn(300, function() {
2146 - // FIXED: Use event delegation for link tracking
2147 - if (sender === "bot" || sender === "agent") {
2148 - attachLinkTracking(messageDiv, messageText, botId);
2149 - }
2150 -
2151 - if (sender === "bot") {
2152 - const lastUserMessage = $chatBox.find('.user-message').last();
2153 - if (lastUserMessage.length) {
2154 - scrollElementToTop(lastUserMessage, botId);
2155 - }
2156 - }
2157 -
2158 - if ((sender === "bot" || sender === "agent") && !isTemporary) {
2159 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
2160 - }
2161 - });
2162 -
2163 - if (messageText.id) {
2164 - var instance = MxChatInstances.get(botId);
2165 - instance.lastSeenMessageId = messageText.id;
2166 - hideNotification(botId);
2167 - }
2168 - } catch (error) {
2169 - // Error rendering message - silently continue
2170 - }
2171 -}
2172 -
2173 -// Helper function to attach link tracking with proper event handling
2174 -function attachLinkTracking(messageDiv, messageText, botId) {
2175 - botId = botId || 'default';
2176 - // Use a slight delay to ensure DOM is ready
2177 - setTimeout(function() {
2178 - const links = messageDiv.find('a[href]').not('[data-tracked]');
2179 -
2180 - links.each(function() {
2181 - const $link = $(this);
2182 - const originalHref = $link.attr('href');
2183 -
2184 - // Mark as tracked to avoid duplicate handlers
2185 - $link.attr('data-tracked', 'true');
2186 -
2187 - // Only track external URLs
2188 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
2189 - // Remove any existing click handlers first
2190 - $link.off('click.tracking');
2191 -
2192 - // Add new click handler with namespace
2193 - $link.on('click.tracking', function(e) {
2194 - e.preventDefault();
2195 - e.stopPropagation();
2196 -
2197 - const messageContext = typeof messageText === 'string'
2198 - ? messageText.substring(0, 200)
2199 - : '';
2200 -
2201 - // Track the click
2202 - $.ajax({
2203 - url: mxchatChat.ajax_url,
2204 - type: 'POST',
2205 - data: {
2206 - action: 'mxchat_track_url_click',
2207 - session_id: getChatSession(botId),
2208 - url: originalHref,
2209 - message_context: messageContext,
2210 - nonce: mxchatChat.nonce
2211 - },
2212 - complete: function() {
2213 - // Always redirect, even if tracking fails
2214 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
2215 - window.open(originalHref, '_blank');
2216 - } else {
2217 - window.location.href = originalHref;
2218 - }
2219 - }
2220 - });
2221 -
2222 - return false; // Extra insurance to prevent default
2223 - });
2224 - }
2225 - });
2226 - }, 100); // Small delay to ensure DOM is ready
2227 -}
2228 -
2229 -function replaceLastMessage(sender, responseText, responseHtml = '', images = [], botId = 'default') {
2230 - var messageClass = sender === "user" ? "user-message" : sender === "agent" ? "agent-message" : "bot-message";
2231 - var $chatBox = getElement(botId, 'chat-box');
2232 - var lastMessageDiv = $chatBox.find('.bot-message.temporary-message, .agent-message.temporary-message').last();
2233 -
2234 - // Determine styles
2235 - let bgColor, fontColor;
2236 - if (sender === "user") {
2237 - bgColor = userMessageBgColor;
2238 - fontColor = userMessageFontColor;
2239 - } else if (sender === "agent") {
2240 - bgColor = liveAgentMessageBgColor;
2241 - fontColor = liveAgentMessageFontColor;
2242 - } else {
2243 - bgColor = botMessageBgColor;
2244 - fontColor = botMessageFontColor;
2245 - }
2246 -
2247 - // Always run linkify to convert markdown links and format text.
2248 - // linkify() already handles existing HTML (its URL patterns use negative lookaheads
2249 - // to avoid double-processing URLs that are already inside <a> tags).
2250 - var fullMessage = linkify(responseText);
2251 -
2252 - if (responseHtml) {
2253 - // Only add line breaks if there's actual text content before the HTML
2254 - if (fullMessage && fullMessage.trim()) {
2255 - fullMessage += '<br><br>' + responseHtml;
2256 - } else {
2257 - fullMessage = responseHtml;
2258 - }
2259 - }
2260 -
2261 - if (images.length > 0) {
2262 - fullMessage += '<div class="image-gallery" dir="auto">';
2263 - images.forEach(img => {
2264 - fullMessage += `
2265 - <div style="margin-bottom: 10px;">
2266 - <strong>${img.title}</strong><br>
2267 - <a href="${img.image_url}" target="_blank">
2268 - <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
2269 - </a>
2270 - </div>`;
2271 - });
2272 - fullMessage += '</div>';
2273 - }
2274 -
2275 - if (lastMessageDiv.length) {
2276 - // Replace content immediately to prevent visual gap between thinking dots and response
2277 - // aria-busy released AFTER the final content is set, so the live region
2278 - // announces the finished message once (plan 67f126).
2279 - lastMessageDiv
2280 - .html(fullMessage)
2281 - .removeClass('bot-message user-message temporary-message')
2282 - .addClass(messageClass)
2283 - .attr('dir', 'auto')
2284 - .attr('aria-busy', 'false');
2285 -
2286 - // Only apply inline colors if AI theme is not active (let CSS handle it)
2287 - var skipColors = mxchatChat.skip_inline_colors || shouldSkipInlineColors(botId);
2288 - if (!skipColors) {
2289 - lastMessageDiv.css({
2290 - 'background-color': bgColor,
2291 - 'color': fontColor,
2292 - });
2293 - }
2294 -
2295 - // Handle link tracking and scroll
2296 - if (sender === "bot" || sender === "agent") {
2297 - attachLinkTracking(lastMessageDiv, responseText, botId);
2298 -
2299 - const lastUserMessage = $chatBox.find('.user-message').last();
2300 - if (lastUserMessage.length) {
2301 - scrollElementToTop(lastUserMessage, botId);
2302 - }
2303 - // Show notification if chat is hidden
2304 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2305 - if ($floatingChatbot.hasClass('hidden')) {
2306 - showNotification(botId);
2307 - }
2308 - }
2309 -
2310 - // Re-enable chat input after response is displayed
2311 - enableChatInput(botId);
2312 -
2313 - if (sender === "bot" || sender === "agent") {
2314 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
2315 - }
2316 - } else {
2317 - appendMessage(sender, responseText, responseHtml, images, false, botId);
2318 - // Re-enable chat input after response is displayed
2319 - enableChatInput(botId);
2320 - }
2321 -}
2322 -
2323 -
2324 - function appendThinkingMessage(botId) {
2325 - botId = botId || 'default';
2326 -
2327 - // Don't show thinking dots in live agent mode - message is just forwarded to a human
2328 - var indicator = getElementDOM(botId, 'chat-mode-indicator');
2329 - if (indicator && indicator.textContent === 'Live Agent') {
2330 - return;
2331 - }
2332 -
2333 - var $chatBox = getElement(botId, 'chat-box');
2334 -
2335 - // Remove any existing thinking dots in this bot's chat first
2336 - $chatBox.find('.thinking-dots').remove();
2337 -
2338 - // Check if we should skip inline colors (AI theme is active)
2339 - var skipColors = shouldSkipInlineColors(botId);
2340 -
2341 34 // Retrieve the bot message font color and background color
2342 35 var botMessageFontColor = mxchatChat.bot_message_font_color;
2343 36 var botMessageBgColor = mxchatChat.bot_message_bg_color;
2344 37
2345 - // Build thinking dots HTML - skip inline colors if AI theme is active
2346 - // The dots are decorative; the sr-only span is what the live region
2347 - // announces for the waiting state (plan 67f126). Server-localized
2348 - // string — safe to inject (esc_html__ output, no user content).
2349 - var dotStyle = skipColors ? '' : ' style="background-color: ' + botMessageFontColor + ';"';
2350 - var srThinking = mxchatChat.thinking_announcement || 'Assistant is typing';
2351 - var thinkingHtml = '<span class="sr-only">' + srThinking + '</span>' +
2352 - '<div class="thinking-dots-container" aria-hidden="true">' +
38 + var thinkingHtml = '<div class="thinking-dots-container">' +
2353 39 '<div class="thinking-dots">' +
2354 - '<span class="dot"' + dotStyle + '></span>' +
2355 - '<span class="dot"' + dotStyle + '></span>' +
2356 - '<span class="dot"' + dotStyle + '></span>' +
40 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
41 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
42 + '<span class="dot" style="background-color: ' + botMessageFontColor + ';"></span>' +
2357 43 '</div>' +
2358 44 '</div>';
2359 45
2360 - // Append the thinking dots to this bot's chat container - skip inline colors if AI theme is active
2361 - var messageStyle = skipColors ? '' : ' style="background-color: ' + botMessageBgColor + '; color: ' + botMessageFontColor + ';"';
2362 - $chatBox.append('<div class="bot-message temporary-message"' + messageStyle + '>' + thinkingHtml + '</div>');
2363 - scrollToBottom(botId);
46 + // Append the thinking dots to the chat container (or within the temporary message div)
47 + $("#chat-box").append('<div class="bot-message temporary-message" style="background-color: ' + botMessageBgColor + ';">' + thinkingHtml + '</div>');
48 + scrollToBottom();
2364 49 }
2365 50
2366 - function removeThinkingDots(botId) {
2367 - botId = botId || 'default';
2368 - var $chatBox = getElement(botId, 'chat-box');
2369 - // Remove by temporary-message class first, then fall back to any bot-message containing thinking dots
2370 - $chatBox.find('.thinking-dots').closest('.temporary-message').remove();
2371 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
2372 - }
51 + // Trigger send button click when "Enter" key is pressed in the input field
52 + $('#chat-input').keypress(function(e) {
53 + if (e.which == 13) {
54 + e.preventDefault();
55 + $('#send-button').click();
56 + }
57 + });
2373 58
2374 - // ====================================
2375 - // TEXT FORMATTING & PROCESSING
2376 - // ====================================
2377 -
59 + // Handle send button click
60 + $('#send-button').click(function() {
61 + sendMessage();
62 + });
63 +
2378 64 function linkify(inputText) {
2379 - if (!inputText) {
2380 - return '';
2381 - }
2382 -
2383 - // Helper function to check if URL is already encoded
2384 - function isUrlEncoded(url) {
2385 - // Check for % followed by exactly 2 hex digits
2386 - return /%[0-9a-fA-F]{2}/.test(url);
2387 - }
2388 -
2389 - // Helper function to safely encode URLs only if needed
2390 - function safeEncodeUrl(url) {
2391 - // If URL already contains encoded characters, return as-is
2392 - if (isUrlEncoded(url)) {
2393 - return url;
2394 - }
2395 - // Otherwise, encode it
2396 - return encodeURI(url);
2397 - }
2398 -
2399 - // Process markdown headers FIRST
2400 - let processedText = formatMarkdownHeaders(inputText);
2401 -
2402 - // Process text styling (bold, italic, strikethrough)
2403 - processedText = formatTextStyling(processedText);
2404 -
2405 - // Process code blocks BEFORE processing links
2406 - processedText = formatCodeBlocks(processedText);
65 + // Convert Markdown-style links to HTML links first
66 + var markdownLinkPattern = /\[([^\]]+)\]\(([^)]+)\)/g;
67 + var replacedText = inputText.replace(markdownLinkPattern, '<a href="$2" target="_blank">$1</a>');
2407 68
2408 - // Process markdown tables BEFORE converting newlines to paragraphs
2409 - processedText = formatMarkdownTables(processedText);
69 + // URLs starting with http://, https://, or ftp://, but not already inside an <a> tag
70 + var urlPattern = /(\b(https?|ftp):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[--A-Z0-9+&@#\/%=~_|])(?![^<]*<\/a>)/gim;
71 + replacedText = replacedText.replace(urlPattern, '<a href="$1" target="_blank">$1</a>');
2410 72
2411 - // NOW convert to paragraphs
2412 - processedText = convertNewlinesToBreaks(processedText);
2413 -
2414 - // IMPORTANT: Handle citation-style brackets FIRST [URL]
2415 - // This prevents them from being processed as markdown links
2416 - // Match [URL] where URL is a complete URL in square brackets (common in AI citations)
2417 - processedText = processedText.replace(/\[(https?:\/\/[^\]]+)\]/g, (match, url) => {
2418 - // Clean the URL of any trailing punctuation
2419 - let cleanUrl = url.replace(/[.,;!?]+$/, '');
2420 - const safeUrl = safeEncodeUrl(cleanUrl);
2421 - // Return as a proper link without the brackets
2422 - return `<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2423 - });
2424 -
2425 - // Process markdown links: [text](url) and [](url)
2426 - // Uses balanced parenthesis matching to handle URLs containing parens
2427 - // (e.g. PDF filenames with dates like (2025-08-28).pdf)
2428 - processedText = (function(input) {
2429 - var result = '';
2430 - var i = 0;
2431 - while (i < input.length) {
2432 - // Look for [ at current position
2433 - if (input[i] === '[') {
2434 - // Find closing ]
2435 - var closeBracket = input.indexOf(']', i + 1);
2436 - if (closeBracket === -1 || closeBracket + 1 >= input.length || input[closeBracket + 1] !== '(') {
2437 - result += input[i];
2438 - i++;
2439 - continue;
2440 - }
2441 - var linkText = input.substring(i + 1, closeBracket);
2442 - // Check if URL starts with http
2443 - var urlStart = closeBracket + 2;
2444 - if (!input.substring(urlStart).match(/^https?:\/\//)) {
2445 - result += input[i];
2446 - i++;
2447 - continue;
2448 - }
2449 - // Find balanced closing paren
2450 - var depth = 1;
2451 - var j = urlStart;
2452 - while (j < input.length && depth > 0) {
2453 - if (input[j] === '(') depth++;
2454 - else if (input[j] === ')') depth--;
2455 - if (depth > 0) j++;
2456 - }
2457 - if (depth !== 0) {
2458 - result += input[i];
2459 - i++;
2460 - continue;
2461 - }
2462 - var url = input.substring(urlStart, j);
2463 - var cleanUrl = url.replace(/[\].,;!?]+$/, '');
2464 - var encodedUrl = safeEncodeUrl(cleanUrl);
2465 - if (!linkText || !linkText.trim()) {
2466 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + cleanUrl + '</a>';
2467 - } else {
2468 - var safeText = sanitizeUserInput(linkText);
2469 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + safeText + '</a>';
2470 - }
2471 - i = j + 1; // Skip past the closing )
2472 - } else {
2473 - result += input[i];
2474 - i++;
2475 - }
2476 - }
2477 - return result;
2478 - })(processedText);
2479 -
2480 - // Process phone numbers: [text](tel:number)
2481 - const phonePattern = /\[([^\]]+)\]\((tel:[\d+\-\s()]+)\)/g;
2482 - processedText = processedText.replace(phonePattern, (match, text, phone) => {
2483 - const safePhone = safeEncodeUrl(phone);
2484 - const safeText = sanitizeUserInput(text);
2485 - return `<a href="${safePhone}">${safeText}</a>`;
2486 - });
2487 -
2488 - // Process mailto links: [text](mailto:email)
2489 - const mailtoPattern = /\[([^\]]+)\]\((mailto:[^\)]+)\)/g;
2490 - processedText = processedText.replace(mailtoPattern, (match, text, mailto) => {
2491 - const safeMailto = safeEncodeUrl(mailto);
2492 - const safeText = sanitizeUserInput(text);
2493 - return `<a href="${safeMailto}">${safeText}</a>`;
2494 - });
2495 -
2496 - // Process standalone URLs - but NOT if they're already in <a> tags or brackets
2497 - // Updated pattern to be more careful about what it matches
2498 - const urlPattern = /(^|[^">=\[\]])(https?:\/\/[^\s<"\[\]]+)(?![^<]*<\/a>)(?!\])/gim;
2499 - processedText = processedText.replace(urlPattern, (match, prefix, url) => {
2500 - // Extra check: make sure this isn't already linked
2501 - if (match.includes('href=') || match.includes('</a>')) {
2502 - return match;
2503 - }
2504 -
2505 - // Clean trailing punctuation
2506 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
2507 - const safeUrl = safeEncodeUrl(cleanUrl);
2508 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2509 - });
2510 -
2511 - // Process www. URLs - but NOT if they're already in <a> tags or brackets
2512 - const wwwPattern = /(^|[^">/\[\]])(www\.[\S]+)(?![^<]*<\/a>)(?!\])/gim;
2513 - processedText = processedText.replace(wwwPattern, (match, prefix, url) => {
2514 - // Extra check: make sure this isn't already linked
2515 - if (match.includes('href=') || match.includes('</a>')) {
2516 - return match;
2517 - }
2518 -
2519 - // Clean trailing punctuation
2520 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
2521 - const safeUrl = safeEncodeUrl(`http://${cleanUrl}`);
2522 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2523 - });
2524 -
2525 - return processedText;
2526 -}
2527 -
2528 - function formatMarkdownHeaders(text) {
2529 - // Handle h1 to h6 headers
2530 - return text.replace(/^(#{1,6})\s+(.+)$/gm, function(match, hashes, content) {
2531 - const level = hashes.length;
2532 - return `<h${level} class="chat-heading chat-heading-${level}">${content.trim()}</h${level}>`;
2533 - });
2534 - }
2535 -
2536 -function formatTextStyling(text) {
2537 - // IMPORTANT: Protect BOTH HTML href and Markdown URLs from formatting
2538 - const protectedSegments = [];
2539 - let protectedText = text;
2540 -
2541 - // Step 1a: Protect HTML href="..." attributes
2542 - protectedText = protectedText.replace(/href\s*=\s*["']([^"']+)["']/gi, function(match) {
2543 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2544 - protectedSegments.push(match);
2545 - return placeholder;
2546 - });
2547 -
2548 - // Step 1b: Protect Markdown links [text](url)
2549 - // This is crucial - we need to protect the URLs in markdown format
2550 - protectedText = protectedText.replace(/\[([^\]]*)\]\(([^)]+)\)/g, function(match) {
2551 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2552 - protectedSegments.push(match);
2553 - return placeholder;
2554 - });
2555 -
2556 - // Step 1c: Also protect bare URLs that might exist
2557 - protectedText = protectedText.replace(/(https?:\/\/[^\s<>"]+)/gi, function(match) {
2558 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2559 - protectedSegments.push(match);
2560 - return placeholder;
2561 - });
2562 -
2563 - // Step 2: Now apply text styling to the protected text
2564 - // Handle bold text (**text**)
2565 - protectedText = protectedText.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
73 + // URLs starting with "www." not already inside an <a> tag
74 + var wwwPattern = /(^|[^\/])(www\.[\S]+(\b|$))(?![^<]*<\/a>)/gim;
75 + replacedText = replacedText.replace(wwwPattern, '$1<a href="http://$2" target="_blank">$2</a>');
2566 76
2567 - // Handle italic text (*text* or _text_) - Safari-compatible (no lookbehind)
2568 - // Match single asterisks that aren't part of bold (**) by checking they're not followed/preceded by another *
2569 - protectedText = protectedText.replace(/(?!\*\*)\*([^*\n]+)\*(?!\*)/g, '<em>$1</em>');
2570 -
2571 - // Handle underscores for italic - Safari-compatible (no lookbehind)
2572 - // Exclude __PROTECTED_N__ placeholders by checking the content doesn't contain PROTECTED
2573 - protectedText = protectedText.replace(/(?!__)_((?!PROTECTED)[^_\n]+)_(?!_)/g, '<em>$1</em>');
2574 -
2575 - // Handle strikethrough (~~text~~)
2576 - protectedText = protectedText.replace(/~~(.*?)~~/g, '<del>$1</del>');
2577 -
2578 - // Step 3: Restore all protected segments
2579 - protectedSegments.forEach((original, index) => {
2580 - const placeholder = `__PROTECTED_${index}__`;
2581 - protectedText = protectedText.replace(placeholder, original);
2582 - });
2583 -
2584 - return protectedText;
2585 -}
2586 - function formatBoldText(text) {
2587 - // This function is kept for compatibility but now uses formatTextStyling
2588 - return formatTextStyling(text);
77 + return replacedText;
2589 78 }
2590 -
2591 -function convertNewlinesToBreaks(text) {
2592 - // Split the text into paragraphs (marked by double newlines or multiple <br> tags)
2593 - const paragraphs = text.split(/(?:\n\n|\<br\>\s*\<br\>)/g);
2594 -
2595 - // Filter out empty paragraphs and wrap each paragraph in <p> tags
2596 - return paragraphs
2597 - .map(para => para.trim())
2598 - .filter(para => para.length > 0) // Remove empty paragraphs
2599 - .map(para => `<p>${para}</p>`)
2600 - .join('');
2601 -}
2602 - function formatCodeBlocks(text) {
2603 - // Handle fenced code blocks with language specification (```language)
2604 - text = text.replace(/```(\w+)?\n?([\s\S]*?)```/g, (match, language, code) => {
2605 - const lang = language || 'text';
2606 - const escapedCode = escapeHtml(code.trim());
2607 - return `<div class="mxchat-code-block-container">
2608 - <div class="mxchat-code-header">
2609 - <span class="mxchat-code-language">${lang}</span>
2610 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
2611 - </div>
2612 - <pre class="mxchat-code-block"><code class="language-${lang}">${escapedCode}</code></pre>
2613 - </div>`;
2614 - });
2615 79
2616 - // Handle inline code with single backticks
2617 - text = text.replace(/`([^`\n]+)`/g, '<code class="mxchat-inline-code">$1</code>');
80 + // Updated appendMessage function
81 + function appendMessage(sender, message, isTemporary = false) {
82 + var messageClass = sender === "user" ? "user-message" : "bot-message";
83 + var bgColor = sender === "user" ? mxchatChat.user_message_bg_color : mxchatChat.bot_message_bg_color;
84 + var fontColor = sender === "user" ? mxchatChat.user_message_font_color : mxchatChat.bot_message_font_color;
2618 85
2619 - // Handle raw PHP tags (legacy support)
2620 - text = text.replace(/(<\?php[\s\S]*?\?>)/g, (match) => {
2621 - const escapedCode = escapeHtml(match);
2622 - return `<div class="mxchat-code-block-container">
2623 - <div class="mxchat-code-header">
2624 - <span class="mxchat-code-language">php</span>
2625 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
2626 - </div>
2627 - <pre class="mxchat-code-block"><code class="language-php">${escapedCode}</code></pre>
2628 - </div>`;
86 + var messageDiv = $('<div>').addClass(messageClass).css({
87 + 'background': bgColor,
88 + 'color': fontColor
2629 89 });
2630 90
2631 - return text;
2632 - }
91 + if (sender === "assistant") {
92 + var codeRegex = /```([^]+)```/; // Regex to detect code blocks
93 + var match = codeRegex.exec(message);
94 + message = linkify(message);
2633 95
2634 - function formatMarkdownTables(text) {
2635 - var lines = text.split('\n');
2636 - var result = [];
2637 - var i = 0;
96 + if (match) {
97 + var beforeCode = message.substring(0, match.index);
98 + var codePart = match[1]; // Extracted code content
99 + var afterCode = message.substring(match.index + match[0].length);
2638 100
2639 - while (i < lines.length) {
2640 - // Check for a table: current line has pipes AND next line is a separator row
2641 - if (i + 1 < lines.length &&
2642 - lines[i].indexOf('|') !== -1 &&
2643 - /^\s*\|?[\s\-:]+(\|[\s\-:]+)+\|?\s*$/.test(lines[i + 1])) {
2644 -
2645 - var tableLines = [];
2646 - var headerLine = lines[i];
2647 - var separatorLine = lines[i + 1];
2648 - tableLines.push(headerLine);
2649 - tableLines.push(separatorLine);
2650 -
2651 - // Collect remaining table rows
2652 - var j = i + 2;
2653 - while (j < lines.length && lines[j].indexOf('|') !== -1 && lines[j].trim() !== '') {
2654 - tableLines.push(lines[j]);
2655 - j++;
101 + if (beforeCode.trim()) {
102 + messageDiv.append($('<span>').html(convertNewlinesToBreaks(beforeCode)));
2656 103 }
2657 104
2658 - // Parse alignment from separator row
2659 - var sepCells = separatorLine.split('|').filter(function(c) { return c.trim() !== ''; });
2660 - var alignments = sepCells.map(function(cell) {
2661 - var trimmed = cell.trim();
2662 - if (trimmed.charAt(0) === ':' && trimmed.charAt(trimmed.length - 1) === ':') return 'center';
2663 - if (trimmed.charAt(trimmed.length - 1) === ':') return 'right';
2664 - return 'left';
2665 - });
105 + var codeBlock = $('<pre>').append($('<code>').text(codePart));
106 + var copyButton = $('<button>').text('Copy').addClass('copy-btn');
107 + messageDiv.append(codeBlock).append(copyButton);
2666 108
2667 - // Build HTML table
2668 - var html = '<div class="mxchat-table-wrapper"><table class="mxchat-table">';
2669 -
2670 - // Header row
2671 - var headerCells = tableLines[0].split('|').filter(function(c) { return c.trim() !== ''; });
2672 - html += '<thead><tr>';
2673 - headerCells.forEach(function(cell, idx) {
2674 - var align = alignments[idx] || 'left';
2675 - html += '<th style="text-align:' + align + '">' + cell.trim() + '</th>';
109 + copyButton.on('click', function() {
110 + copyToClipboard(codePart);
111 + alert('Code copied to clipboard!');
2676 112 });
2677 - html += '</tr></thead>';
2678 113
2679 - // Body rows
2680 - html += '<tbody>';
2681 - for (var r = 2; r < tableLines.length; r++) {
2682 - var rowCells = tableLines[r].split('|').filter(function(c) { return c.trim() !== ''; });
2683 - html += '<tr>';
2684 - rowCells.forEach(function(cell, idx) {
2685 - var align = alignments[idx] || 'left';
2686 - html += '<td style="text-align:' + align + '">' + cell.trim() + '</td>';
2687 - });
2688 - html += '</tr>';
114 + if (afterCode.trim()) {
115 + messageDiv.append($('<span>').html(convertNewlinesToBreaks(afterCode)));
2689 116 }
2690 - html += '</tbody></table></div>';
2691 -
2692 - result.push(html);
2693 - i = j;
2694 117 } else {
2695 - result.push(lines[i]);
2696 - i++;
118 + messageDiv.html(formatBoldText(convertNewlinesToBreaks(message)));
2697 119 }
2698 - }
2699 -
2700 - return result.join('\n');
2701 - }
2702 -
2703 - function sanitizeUserInput(text) {
2704 - const div = document.createElement('div');
2705 - div.textContent = text;
2706 - return div.innerHTML;
2707 - }
2708 -
2709 - function escapeHtml(unsafe) {
2710 - // Skip escaping if it's already escaped or contains HTML code block markup
2711 - if (unsafe.includes('&lt;') || unsafe.includes('&gt;') ||
2712 - unsafe.includes('<pre><code') || unsafe.includes('</code></pre>')) {
2713 - return unsafe;
2714 - }
2715 -
2716 - return unsafe
2717 - .replace(/&/g, "&amp;")
2718 - .replace(/</g, "&lt;")
2719 - .replace(/>/g, "&gt;")
2720 - .replace(/"/g, "&quot;")
2721 - .replace(/'/g, "&#039;");
2722 - }
2723 -
2724 - function decodeHTMLEntities(text) {
2725 - var textArea = document.createElement('textarea');
2726 - textArea.innerHTML = text;
2727 - return textArea.value;
2728 - }
2729 -
2730 - // ====================================
2731 - // UI & SCROLLING CONTROLS
2732 - // ====================================
2733 -
2734 - function scrollToBottom(botIdOrInstant, instant) {
2735 - // Handle backward compatibility: scrollToBottom() or scrollToBottom(true/false)
2736 - var botId = 'default';
2737 - if (typeof botIdOrInstant === 'string') {
2738 - botId = botIdOrInstant;
2739 - instant = instant || false;
2740 - } else if (typeof botIdOrInstant === 'boolean') {
2741 - instant = botIdOrInstant;
2742 120 } else {
2743 - instant = false;
121 + messageDiv.html(formatBoldText(convertNewlinesToBreaks(message)));
2744 122 }
2745 123
2746 - var chatBox = getElement(botId, 'chat-box');
2747 - if (instant) {
2748 - // Instantly set the scroll position to the bottom
2749 - chatBox.scrollTop(chatBox.prop("scrollHeight"));
2750 - } else {
2751 - // Use requestAnimationFrame for smoother scrolling if needed
2752 - let start = null;
2753 - const scrollHeight = chatBox.prop("scrollHeight");
2754 - const initialScroll = chatBox.scrollTop();
2755 - const distance = scrollHeight - initialScroll;
2756 - const duration = 500; // Duration in ms
2757 -
2758 - function smoothScroll(timestamp) {
2759 - if (!start) start = timestamp;
2760 - const progress = timestamp - start;
2761 - const currentScroll = initialScroll + (distance * (progress / duration));
2762 - chatBox.scrollTop(currentScroll);
2763 -
2764 - if (progress < duration) {
2765 - requestAnimationFrame(smoothScroll);
2766 - } else {
2767 - chatBox.scrollTop(scrollHeight); // Ensure it's exactly at the bottom
2768 - }
2769 - }
2770 -
2771 - requestAnimationFrame(smoothScroll);
124 + if (isTemporary) {
125 + messageDiv.addClass('temporary-message'); // Add a class for temporary messages
2772 126 }
2773 - }
2774 127
2775 - function scrollElementToTop(element, botId, topOffset) {
2776 - botId = botId || 'default';
2777 - topOffset = (typeof topOffset === 'number') ? topOffset : 2;
2778 - var chatBox = getElement(botId, 'chat-box');
2779 - var elementTop = element.position().top + chatBox.scrollTop();
2780 - chatBox.animate({ scrollTop: Math.max(0, elementTop - topOffset) }, 500);
128 + messageDiv.hide().appendTo('#chat-box').fadeIn(300); // Fade in the new message
2781 129 }
2782 130
2783 - function showChatWidget(botId) {
2784 - botId = botId || 'default';
2785 - var $button = getElement(botId, 'floating-chatbot-button');
2786 - // First ensure display is set
2787 - $button.css('display', 'flex');
2788 - // Then handle the fade
2789 - $button.fadeTo(500, 1);
2790 - // Force visibility
2791 - $button.removeClass('hidden');
2792 - }
131 + // Function to replace the last message in the chat
132 + function replaceLastMessage(sender, newMessage) {
133 + var messageClass = sender === "user" ? "user-message" : "bot-message";
134 + var lastMessageDiv = $('#chat-box').find('.' + messageClass + '.temporary-message').last();
2793 135
2794 - function hideChatWidget(botId) {
2795 - botId = botId || 'default';
2796 - var $button = getElement(botId, 'floating-chatbot-button');
2797 - $button.css('display', 'none');
2798 - $button.addClass('hidden');
2799 - }
2800 -
2801 - function disableScroll() {
2802 - if (isMobile()) {
2803 - $('body').css('overflow', 'hidden');
136 + // Check if the new message is the rate limit message before replacing
137 + if (newMessage === mxchatChat.rate_limit_message) {
138 + // Append rate limit message without replacing anything
139 + appendMessage("bot", newMessage);
140 + return; // Exit the function to prevent replacing the rate limit message
2804 141 }
2805 - }
2806 -
2807 - function enableScroll() {
2808 - if (isMobile()) {
2809 - $('body').css('overflow', '');
142 + if (lastMessageDiv.length) {
143 + lastMessageDiv.fadeOut(200, function() {
144 + // Replace the content and fade in
145 + $(this).html(newMessage).removeClass('temporary-message').fadeIn(200);
146 + });
147 + } else {
148 + appendMessage(sender, newMessage);
2810 149 }
150 + scrollToBottom();
2811 151 }
2812 -
2813 - function isMobile() {
2814 - // This can be a simple check, or more sophisticated detection of mobile devices
2815 - return window.innerWidth <= 768; // Example threshold for mobile devices
2816 - }
2817 -
2818 - function setFullHeight() {
2819 - var vh = $(window).innerHeight() * 0.01;
2820 - $(':root').css('--vh', vh + 'px');
2821 - }
2822 152
153 + function scrollToBottom() {
154 + var chatBox = $('#chat-box');
155 + var newMessage = chatBox.children().last();
2823 156
2824 - // ====================================
2825 - // NOTIFICATION SYSTEM
2826 - // ====================================
2827 -
2828 - function createNotificationBadge() {
2829 - const chatButton = document.getElementById('floating-chatbot-button');
157 + // Calculate the position to scroll to
158 + // which is the top of the last message
159 + var positionToScroll = newMessage.position().top + chatBox.scrollTop();
2830 160
2831 - if (!chatButton) return;
2832 -
2833 - // Remove any existing badge first
2834 - const existingBadge = chatButton.querySelector('.chat-notification-badge');
2835 - if (existingBadge) {
2836 - existingBadge.remove();
2837 - }
2838 -
2839 - notificationBadge = document.createElement('div');
2840 - notificationBadge.className = 'chat-notification-badge';
2841 - notificationBadge.style.cssText = `
2842 - display: none;
2843 - position: absolute;
2844 - top: -5px;
2845 - right: -5px;
2846 - background-color: red;
2847 - color: white;
2848 - border-radius: 50%;
2849 - padding: 4px 8px;
2850 - font-size: 12px;
2851 - font-weight: bold;
2852 - z-index: 10001;
2853 - `;
2854 - chatButton.style.position = 'relative';
2855 - chatButton.appendChild(notificationBadge);
2856 -
161 + // Animate the scrolling to the calculated position
162 + chatBox.animate({
163 + scrollTop: positionToScroll
164 + }, 500);
2857 165 }
2858 -
2859 - function showNotification(botId) {
2860 - botId = botId || 'default';
2861 - const badge = getElementDOM(botId, 'chat-notification-badge');
2862 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2863 - if (badge && $floatingChatbot.hasClass('hidden')) {
2864 - badge.style.display = 'block';
2865 - badge.textContent = '1';
2866 - }
2867 - }
2868 166
2869 - function hideNotification(botId) {
2870 - botId = botId || 'default';
2871 - const badge = getElementDOM(botId, 'chat-notification-badge');
2872 - if (badge) {
2873 - badge.style.display = 'none';
2874 - }
167 + // Function to format text with **bold** inside double asterisks
168 + function formatBoldText(text) {
169 + return text.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
2875 170 }
2876 171
2877 - function startNotificationChecking(botId) {
2878 - botId = botId || 'default';
2879 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2880 - if (!chatPersistenceEnabled) return;
172 + // Function to convert newline characters to HTML line breaks and handle paragraph spacing
173 + function convertNewlinesToBreaks(text) {
174 + var lines = text.split('\n');
175 + var formattedText = '';
2881 176
2882 - createNotificationBadge(botId);
2883 - var instance = MxChatInstances.get(botId);
2884 - instance.notificationCheckInterval = setInterval(function() {
2885 - checkForNewMessages(botId);
2886 - }, 30000); // Check every 30 seconds
2887 - }
2888 -
2889 - function stopNotificationChecking(botId) {
2890 - botId = botId || 'default';
2891 - var instance = MxChatInstances.get(botId);
2892 - if (instance.notificationCheckInterval) {
2893 - clearInterval(instance.notificationCheckInterval);
177 + for (var i = 0; i < lines.length; i++) {
178 + formattedText += lines[i] + '<br>';
2894 179 }
2895 - }
2896 -
2897 - function checkForNewMessages() {
2898 - const sessionId = getChatSession();
2899 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2900 -
2901 - if (!chatPersistenceEnabled) return;
2902 -
2903 - $.ajax({
2904 - url: mxchatChat.ajax_url,
2905 - type: 'POST',
2906 - data: {
2907 - action: 'mxchat_check_new_messages',
2908 - session_id: sessionId,
2909 - last_seen_id: lastSeenMessageId,
2910 - nonce: mxchatChat.nonce
2911 - },
2912 - success: function(response) {
2913 - if (response.success && response.data.hasNewMessages) {
2914 - showNotification();
2915 - }
2916 - }
2917 - });
2918 - }
2919 180
2920 -
2921 -// ====================================
2922 -// LIVE AGENT FUNCTIONALITY
2923 -// ====================================
2924 -
2925 -function startPolling(botId) {
2926 - botId = botId || 'default';
2927 - var instance = MxChatInstances.get(botId);
2928 - // Clear any existing interval first
2929 - stopPolling(botId);
2930 - instance.pollingInterval = setInterval(function() {
2931 - checkForAgentMessages(botId);
2932 - }, 5000);
2933 -}
2934 -
2935 -function stopPolling(botId) {
2936 - botId = botId || 'default';
2937 - var instance = MxChatInstances.get(botId);
2938 - if (instance.pollingInterval) {
2939 - clearInterval(instance.pollingInterval);
2940 - instance.pollingInterval = null;
181 + return formattedText;
2941 182 }
2942 -}
2943 183
2944 -function checkForAgentMessages(botId) {
2945 - botId = botId || 'default';
2946 - var instance = MxChatInstances.get(botId);
2947 - const sessionId = getChatSession(botId);
2948 - $.ajax({
2949 - url: mxchatChat.ajax_url,
2950 - type: 'POST',
2951 - dataType: 'json',
2952 - data: {
2953 - action: 'mxchat_fetch_new_messages',
2954 - session_id: sessionId,
2955 - last_seen_id: instance.lastSeenMessageId,
2956 - persistence_enabled: 'true',
2957 - nonce: mxchatChat.nonce
2958 - },
2959 - success: function (response) {
2960 - if (response.success && response.data?.new_messages) {
2961 - let hasNewMessage = false;
2962 -
2963 - response.data.new_messages.forEach(function (message) {
2964 - if (message.role === "agent" && !instance.processedMessageIds.has(message.id)) {
2965 - hasNewMessage = true;
2966 - appendMessage("agent", message.content, '', [], false, botId);
2967 - instance.lastSeenMessageId = message.id;
2968 - instance.processedMessageIds.add(message.id);
2969 - }
2970 - });
2971 -
2972 - if (hasNewMessage) {
2973 - enableChatInput(botId);
2974 - }
2975 -
2976 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2977 - if (hasNewMessage && $floatingChatbot.hasClass('hidden')) {
2978 - showNotification(botId);
2979 - }
2980 -
2981 - scrollToBottom(botId, true);
2982 - }
2983 -
2984 - // Handle chat mode transitions (e.g. agent ended chat via !endchat)
2985 - if (response.success && response.data?.chat_mode) {
2986 - updateChatModeIndicator(response.data.chat_mode, botId);
2987 - }
2988 - },
2989 - error: function (xhr, status, error) {
2990 - // Polling error - silently continue
2991 - }
2992 - });
2993 -}
2994 -
2995 - // ====================================
2996 - // CHAT HISTORY & PERSISTENCE
2997 - // ====================================
2998 -
2999 -function loadChatHistory(botId, onComplete) {
3000 - botId = botId || 'default';
3001 - var instance = MxChatInstances.get(botId);
3002 -
3003 - // Prevent duplicate loading
3004 - if (instance.chatHistoryLoaded) {
3005 - if (onComplete) onComplete();
3006 - return;
184 + // Copy to clipboard function
185 + // Function to copy text to clipboard
186 + function copyToClipboard(text) {
187 + var tempInput = $('<input>');
188 + $('body').append(tempInput);
189 + tempInput.val(text).select();
190 + document.execCommand('copy');
191 + tempInput.remove();
3007 192 }
3008 193
3009 - // Use getChatSession which returns null if no session exists (does NOT create one)
3010 - var sessionId = getChatSession(botId);
3011 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
194 + // Retrieve the custom rate limit message
195 + var rateLimitMessage = mxchatChat.rate_limit_message || "Rate limit exceeded. Please try again later.";
3012 196
3013 - // No session yet — nothing to load. History will load after first message via ensureSession.
3014 - if (!sessionId) {
3015 - instance.chatHistoryLoaded = true;
3016 - if (onComplete) onComplete();
3017 - return;
3018 - }
3019 -
3020 - if (chatPersistenceEnabled && sessionId) {
197 + // Call MxChat API
198 + function callMxChat(message, callback) {
3021 199 $.ajax({
3022 200 url: mxchatChat.ajax_url,
3023 201 type: 'POST',
3024 202 dataType: 'json',
3025 203 data: {
3026 - action: 'mxchat_fetch_conversation_history',
3027 - session_id: sessionId
204 + action: 'mxchat_handle_chat_request',
205 + message: message,
206 + nonce: mxchatChat.nonce
3028 207 },
3029 208 success: function(response) {
3030 - // Handle session reset (IP changed while user was away)
3031 - if (response.success === false && response.data && response.data.action === 'reset_session') {
3032 - // Silent reset — new session but don't clear UI
3033 - MxChatInstances.silentResetSession(botId);
3034 - instance.chatHistoryLoaded = true; // Prevent retry loop
3035 - if (onComplete) onComplete();
3036 - return;
209 + //console.log("API Response:", response);
210 + removeThinkingDots();
211 +
212 + if (response.message && typeof response.message === 'string') {
213 + // Handle the valid response
214 + var botMessage = linkify(response.message);
215 + botMessage = convertNewlinesToBreaks(botMessage);
216 + callback(botMessage);
217 + } else if (response.error) {
218 + // Handle errors returned by the server
219 + appendMessage("bot", response.error.message || "An unexpected error occurred.");
220 + } else {
221 + // Handle unexpected formats
222 + //console.log("Unexpected API response format:", response);
223 + appendMessage("bot", "An unexpected response was received. Please try again.");
3037 224 }
3038 -
3039 - // Check if the response indicates success
3040 - if (response.success) {
3041 - // Handle case where conversation data exists and is an array
3042 - if (response.data && Array.isArray(response.data.conversation)) {
3043 - var $chatBox = getElement(botId, 'chat-box');
3044 - var $fragment = $(document.createDocumentFragment());
3045 - let highestMessageId = instance.lastSeenMessageId;
3046 -
3047 - // Update chat mode if provided
3048 - if (response.data.chat_mode) {
3049 - updateChatModeIndicator(response.data.chat_mode, botId);
3050 - }
3051 -
3052 - // Only process if there are actual messages
3053 - if (response.data.conversation.length > 0) {
3054 - // Restored history must be SILENT to screen readers
3055 - // (plan 67f126): these are DOM additions inside the
3056 - // live region and would otherwise announce as if
3057 - // they just arrived. Lift aria-live for the batch
3058 - // repopulate, restore it after the browser has
3059 - // processed the mutations.
3060 - var mxLiveRegionEl = $chatBox.get(0);
3061 - var mxSavedAriaLive = mxLiveRegionEl ? mxLiveRegionEl.getAttribute('aria-live') : null;
3062 - if (mxLiveRegionEl) {
3063 - mxLiveRegionEl.setAttribute('aria-live', 'off');
3064 - }
3065 -
3066 - // IMPORTANT: Clear existing messages before loading history.
3067 - // Detach the greeting first and put it back below —
3068 - // it is server-rendered and never stored in the
3069 - // transcript, so the old unconditional .empty()
3070 - // deleted it for the rest of the page life (plan
3071 - // a1a79b). Detach rather than rebuild: intro_message
3072 - // is not localized to JS, and this node already
3073 - // carries the per-bot inline colors and any
3074 - // {visitor_name} substitution already applied to it.
3075 - var $mxIntro = $chatBox.find('.mxchat-intro-message').first().detach();
3076 - $chatBox.empty();
3077 -
3078 - $.each(response.data.conversation, function(index, message) {
3079 - // Skip agent messages if persistence is off
3080 - if (!chatPersistenceEnabled && message.role === 'agent') {
3081 - return;
3082 - }
3083 -
3084 - var messageClass, messageBgColor, messageFontColor;
3085 -
3086 - switch (message.role) {
3087 - case 'user':
3088 - messageClass = 'user-message';
3089 - messageBgColor = userMessageBgColor;
3090 - messageFontColor = userMessageFontColor;
3091 - break;
3092 - case 'agent':
3093 - messageClass = 'agent-message';
3094 - messageBgColor = liveAgentMessageBgColor;
3095 - messageFontColor = liveAgentMessageFontColor;
3096 - break;
3097 - default:
3098 - messageClass = 'bot-message';
3099 - messageBgColor = botMessageBgColor;
3100 - messageFontColor = botMessageFontColor;
3101 - break;
3102 - }
3103 -
3104 - var messageElement = $('<div>').addClass(messageClass)
3105 - .css({
3106 - 'background': messageBgColor,
3107 - 'color': messageFontColor
3108 - });
3109 -
3110 - var content = message.content;
3111 - content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
3112 - content = decodeHTMLEntities(content);
3113 -
3114 - // Skip linkify for messages containing structured HTML
3115 - // (forms, product cards, galleries, etc.) to avoid
3116 - // markdown formatting corrupting HTML attributes
3117 - // (e.g. underscores in name="field_name" becoming <em> tags).
3118 - // One family check instead of a per-card literal list: any
3119 - // element carrying an mxchat- prefixed class is MxChat-generated
3120 - // structured markup and replays raw. The old list drifted every
3121 - // time an add-on minted a new card class — the filtered-search
3122 - // card ("mxchat-filtered-product-card") missed it and replayed
3123 - // through linkify as visible markup.
3124 - if (/<[a-z][^>]*class\s*=\s*["'][^"']*\bmxchat-/i.test(content) ||
3125 - content.includes("<form") ||
3126 - content.includes("<input") ||
3127 - content.includes("<select") ||
3128 - content.includes("<textarea")) {
3129 - messageElement.html(content);
3130 - } else {
3131 - var formattedContent = linkify(content);
3132 - messageElement.html(formattedContent);
3133 - }
3134 -
3135 - $fragment.append(messageElement);
3136 -
3137 - // Track message IDs
3138 - if (message.id) {
3139 - highestMessageId = Math.max(highestMessageId, message.id);
3140 - instance.processedMessageIds.add(message.id);
3141 - }
3142 - });
3143 -
3144 - // Only append messages and scroll if we have content.
3145 - // Greeting goes back FIRST, above the restored
3146 - // history: "Hello — [earlier conversation]" is the
3147 - // natural reading and matches the order a fresh
3148 - // visitor sees (plan a1a79b).
3149 - if ($mxIntro && $mxIntro.length) {
3150 - $chatBox.append($mxIntro);
3151 - }
3152 - $chatBox.append($fragment);
3153 - scrollToBottom(botId, true);
3154 -
3155 - // Re-attach live semantics AFTER the rehydration
3156 - // mutations have been processed with the region off
3157 - // (plan 67f126). Restoring later announces nothing
3158 - // retroactively; new turns announce normally.
3159 - if (mxLiveRegionEl) {
3160 - setTimeout(function() {
3161 - mxLiveRegionEl.setAttribute('aria-live', mxSavedAriaLive || 'polite');
3162 - }, 200);
3163 - }
3164 -
3165 - // Collapse quick questions if we have conversation history
3166 - // BUT skip auto-collapse for embedded bots (they should stay expanded)
3167 - if (hasQuickQuestions(botId) && !isEmbeddedBot(botId)) {
3168 - collapseQuickQuestions(botId);
3169 - }
3170 -
3171 - // Update lastSeenMessageId after history loads
3172 - instance.lastSeenMessageId = highestMessageId;
3173 -
3174 - // Only update chat mode if persistence is enabled and we have messages
3175 - if (chatPersistenceEnabled) {
3176 - var lastMessage = response.data.conversation[response.data.conversation.length - 1];
3177 - if (lastMessage.role === 'agent') {
3178 - updateChatModeIndicator('agent', botId);
3179 - }
3180 - }
3181 -
3182 - // Mark as loaded ONLY after successful load
3183 - instance.chatHistoryLoaded = true;
3184 - }
3185 - }
3186 - }
3187 - if (onComplete) onComplete();
3188 225 },
3189 - error: function(xhr, status, error) {
3190 - // Error loading chat history - silently continue
3191 - if (onComplete) onComplete();
226 + error: function(jqXHR, textStatus, errorThrown) {
227 + //console.error("AJAX Error:", textStatus, errorThrown);
228 + removeThinkingDots();
229 + appendMessage("bot", "Error communicating with the server.");
3192 230 }
3193 231 });
3194 - } else {
3195 - if (onComplete) onComplete();
3196 232 }
3197 -}
3198 233
3199 234
3200 - // ====================================
3201 - // FILE UPLOAD FUNCTIONALITY
3202 - // ====================================
3203 -
3204 - function addSafeEventListener(elementId, eventType, handler) {
3205 - const element = document.getElementById(elementId);
3206 - if (element) {
3207 - element.addEventListener(eventType, handler);
3208 - }
235 + // Helper function to check if a string is an image HTML
236 + function isImageHtml(str) {
237 + return str.startsWith('<img') && str.endsWith('>');
3209 238 }
3210 -
3211 - function showActivePdf(filename, botId) {
3212 - botId = botId || 'default';
3213 - const container = getElementDOM(botId, 'active-pdf-container');
3214 - const nameElement = getElementDOM(botId, 'active-pdf-name');
3215 239
3216 - if (!container || !nameElement) {
3217 - return;
3218 - }
3219 -
3220 - nameElement.textContent = filename;
3221 - container.style.display = 'flex';
240 + // Function to remove thinking dots
241 + function removeThinkingDots() {
242 + $('.thinking-dots').closest('.temporary-message').remove();
3222 243 }
3223 244
3224 - function showActiveWord(filename, botId) {
3225 - botId = botId || 'default';
3226 - const container = getElementDOM(botId, 'active-word-container');
3227 - const nameElement = getElementDOM(botId, 'active-word-name');
3228 -
3229 - if (!container || !nameElement) {
3230 - return;
3231 - }
3232 -
3233 - nameElement.textContent = filename;
3234 - container.style.display = 'flex';
245 + function isMobile() {
246 + // This can be a simple check, or more sophisticated detection of mobile devices
247 + return window.innerWidth <= 768; // Example threshold for mobile devices
3235 248 }
3236 249
3237 - function removeActivePdf(botId) {
3238 - botId = botId || 'default';
3239 - var instance = MxChatInstances.get(botId);
3240 - const container = getElementDOM(botId, 'active-pdf-container');
3241 - const nameElement = getElementDOM(botId, 'active-pdf-name');
3242 -
3243 - if (!container || !nameElement || !instance.activePdfFile) return;
3244 -
3245 - fetch(mxchatChat.ajax_url, {
3246 - method: 'POST',
3247 - headers: {
3248 - 'Content-Type': 'application/x-www-form-urlencoded',
3249 - },
3250 - body: new URLSearchParams({
3251 - 'action': 'mxchat_remove_pdf',
3252 - 'session_id': getChatSession(botId),
3253 - 'nonce': mxchatChat.nonce
3254 - })
3255 - })
3256 - .then(response => response.json())
3257 - .then(data => {
3258 - if (data.success) {
3259 - container.style.display = 'none';
3260 - nameElement.textContent = '';
3261 - instance.activePdfFile = null;
3262 - appendMessage('bot', 'PDF removed.', '', [], false, botId);
3263 - }
3264 - })
3265 - .catch(error => {
3266 - // Error removing PDF - silently continue
3267 - });
3268 - }
3269 -
3270 - function removeActiveWord(botId) {
3271 - botId = botId || 'default';
3272 - var instance = MxChatInstances.get(botId);
3273 - const container = getElementDOM(botId, 'active-word-container');
3274 - const nameElement = getElementDOM(botId, 'active-word-name');
3275 -
3276 - if (!container || !nameElement || !instance.activeWordFile) return;
3277 -
3278 - fetch(mxchatChat.ajax_url, {
3279 - method: 'POST',
3280 - headers: {
3281 - 'Content-Type': 'application/x-www-form-urlencoded',
3282 - },
3283 - body: new URLSearchParams({
3284 - 'action': 'mxchat_remove_word',
3285 - 'session_id': getChatSession(botId),
3286 - 'nonce': mxchatChat.nonce
3287 - })
3288 - })
3289 - .then(response => response.json())
3290 - .then(data => {
3291 - if (data.success) {
3292 - container.style.display = 'none';
3293 - nameElement.textContent = '';
3294 - instance.activeWordFile = null;
3295 - appendMessage('bot', 'Word document removed.', '', [], false, botId);
3296 - }
3297 - })
3298 - .catch(error => {
3299 - // Error removing Word document - silently continue
3300 - });
3301 - }
3302 -
3303 - // ====================================
3304 - // CONSENT & COMPLIANCE (GDPR)
3305 - // ====================================
3306 -
3307 - function initializeChatVisibility(botId) {
3308 - botId = botId || 'default';
3309 - const complianzEnabled = mxchatChat.complianz_toggle === 'on' ||
3310 - mxchatChat.complianz_toggle === '1' ||
3311 - mxchatChat.complianz_toggle === 1;
3312 -
3313 - if (complianzEnabled && typeof cmplz_has_consent === "function" && typeof complianz !== 'undefined') {
3314 - // Initial check
3315 - checkConsentAndShowChat(botId);
3316 -
3317 - // Listen for consent changes
3318 - $(document).on('cmplz_status_change', function(event) {
3319 - checkConsentAndShowChat(botId);
3320 - });
3321 - } else {
3322 - // If Complianz is not enabled, always show
3323 - getElement(botId, 'floating-chatbot-button')
3324 - .css('display', 'flex')
3325 - .removeClass('hidden no-consent')
3326 - .fadeTo(500, 1);
3327 -
3328 - // Also check pre-chat message when Complianz is not enabled
3329 - checkPreChatDismissal(botId);
250 + function disableScroll() {
251 + if (isMobile()) {
252 + $('body').css('overflow', 'hidden');
3330 253 }
3331 254 }
3332 255
3333 -
3334 - function checkConsentAndShowChat(botId) {
3335 - botId = botId || 'default';
3336 - var consentStatus = cmplz_has_consent('marketing');
3337 - var consentType = complianz.consenttype;
3338 -
3339 - let $widget = getElement(botId, 'floating-chatbot-button');
3340 - let $chatbot = getElement(botId, 'floating-chatbot');
3341 - let $preChat = getElement(botId, 'pre-chat-message');
3342 -
3343 - if (consentStatus === true) {
3344 - $widget
3345 - .removeClass('no-consent')
3346 - .css('display', 'flex')
3347 - .removeClass('hidden')
3348 - .fadeTo(500, 1);
3349 - $chatbot.removeClass('no-consent');
3350 -
3351 - // Show pre-chat message if not dismissed
3352 - checkPreChatDismissal(botId);
3353 - } else {
3354 - $widget
3355 - .addClass('no-consent')
3356 - .fadeTo(500, 0, function() {
3357 - $(this)
3358 - .css('display', 'none')
3359 - .addClass('hidden');
3360 - });
3361 - $chatbot.addClass('no-consent');
3362 -
3363 - // Hide pre-chat message when no consent
3364 - $preChat.hide();
256 + function enableScroll() {
257 + if (isMobile()) {
258 + $('body').css('overflow', '');
3365 259 }
3366 260 }
3367 261
3368 -
3369 - // ====================================
3370 - // PRE-CHAT MESSAGE HANDLING
3371 - // ====================================
3372 -
3373 - function checkPreChatDismissal(botId) {
3374 - botId = botId || 'default';
3375 - try {
3376 - var dismissedAt = localStorage.getItem('mxchat_pre_chat_dismissed_' + botId);
3377 - if (dismissedAt) {
3378 - // Re-show after 24 hours
3379 - var elapsed = Date.now() - parseInt(dismissedAt, 10);
3380 - if (elapsed < 86400000) {
3381 - getElement(botId, 'pre-chat-message').hide();
3382 - return;
3383 - }
3384 - // Expired — clear and show again
3385 - localStorage.removeItem('mxchat_pre_chat_dismissed_' + botId);
3386 - }
3387 - getElement(botId, 'pre-chat-message').fadeIn(250);
3388 - } catch (e) {
3389 - // localStorage unavailable — show the message
3390 - getElement(botId, 'pre-chat-message').fadeIn(250);
3391 - }
262 + // Show and fade in the chat widget after a delay
263 + function showAndFadeInChatWidget() {
264 + // Wait for 5 seconds before showing and starting the fade-in
265 + setTimeout(function() {
266 + $('#floating-chatbot-button').css('display', 'flex').fadeTo(500, 1);
267 + $('#pre-chat-message').fadeIn(500); // Fade in the pre-chat message
268 + }, 250);
3392 269 }
3393 270
3394 - function handlePreChatDismissal(botId) {
3395 - botId = botId || 'default';
3396 - getElement(botId, 'pre-chat-message').fadeOut(200);
3397 - try {
3398 - localStorage.setItem('mxchat_pre_chat_dismissed_' + botId, String(Date.now()));
3399 - } catch (e) {
3400 - // localStorage unavailable — dismissal won't persist
3401 - }
3402 - }
271 + // Call the function when the document is ready
272 + showAndFadeInChatWidget();
3403 273
3404 -
3405 - // ====================================
3406 - // UTILITY FUNCTIONS
3407 - // ====================================
3408 -
3409 - function copyToClipboard(text) {
3410 - var tempInput = $('<input>');
3411 - $('body').append(tempInput);
3412 - tempInput.val(text).select();
3413 - document.execCommand('copy');
3414 - tempInput.remove();
3415 - }
3416 -
3417 -
3418 - function isImageHtml(str) {
3419 - return str.startsWith('<img') && str.endsWith('>');
3420 - }
3421 -
3422 -
3423 - // ====================================
3424 - // EVENT HANDLERS & INITIALIZATION
3425 - // ====================================
3426 -
3427 -$(document).on('click', '.mxchat-popular-question', function () {
3428 - var question = $(this).text();
3429 - var botId = getBotIdFromElement(this);
3430 -
3431 - // Append the question as if the user typed it
3432 - appendMessage("user", question, '', [], false, botId);
3433 -
3434 - // Only collapse if there are questions
3435 - if (hasQuickQuestions(botId)) {
3436 - collapseQuickQuestions(botId);
3437 - }
3438 -
3439 - // Send the question to the server
3440 - sendMessageToChatbot(question, botId);
3441 -});
3442 -
3443 -$(document).on('click', '.questions-toggle-btn', function(e) {
3444 - e.preventDefault();
3445 - e.stopPropagation();
3446 - var botId = getBotIdFromElement(this);
3447 - expandQuickQuestions(botId);
3448 -});
3449 -
3450 -$(document).on('click', '.questions-collapse-btn', function(e) {
3451 - e.preventDefault();
3452 - e.stopPropagation();
3453 - var botId = getBotIdFromElement(this);
3454 - collapseQuickQuestions(botId);
3455 -});
3456 -
3457 -// Consent-safe YouTube embed (plan 03ba33): the server only ever ships a
3458 -// thumbnail facade — no Google iframe exists until the visitor taps play.
3459 -// Delegated so it also works for embeds restored from chat history.
3460 -$(document).on('click', '.mxchat-youtube-embed .mxchat-youtube-facade', function(e) {
3461 - e.preventDefault();
3462 - var $wrap = $(this).closest('.mxchat-youtube-embed');
3463 - var videoId = String($wrap.data('video-id') || '').replace(/[^A-Za-z0-9_-]/g, '');
3464 - if (!videoId) {
3465 - return;
3466 - }
3467 - var title = $wrap.find('.mxchat-youtube-title').text() || 'YouTube video';
3468 - var $iframe = $('<iframe>', {
3469 - src: 'https://www.youtube-nocookie.com/embed/' + videoId + '?autoplay=1&rel=0',
3470 - title: title,
3471 - allow: 'accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture',
3472 - allowfullscreen: true,
3473 - frameborder: 0
3474 - }).addClass('mxchat-youtube-iframe');
3475 - $wrap.addClass('mxchat-youtube-playing');
3476 - $(this).replaceWith($iframe);
3477 -});
3478 -
3479 - // Chatbot visibility toggle handlers - use class selector for multi-instance support
3480 - // Handles click + Enter/Space keypresses for keyboard accessibility (WCAG 2.1 SC 2.1.1).
3481 - $(document).on('click keydown', '.floating-chatbot-button', function(e) {
3482 - if (e.type === 'keydown') {
3483 - if (e.key !== 'Enter' && e.key !== ' ' && e.key !== 'Spacebar') return;
3484 - e.preventDefault();
3485 - }
3486 - var botId = getBotIdFromElement(this);
3487 - var $chatbot = getElement(botId, 'floating-chatbot');
3488 - var $badge = getElement(botId, 'chat-notification-badge');
3489 - var $preChat = getElement(botId, 'pre-chat-message');
3490 -
3491 - if ($chatbot.hasClass('hidden')) {
3492 - $chatbot.removeClass('hidden').addClass('visible')
3493 - .attr('aria-modal', 'true').attr('role', 'dialog');
3494 - $(this).addClass('hidden').attr('aria-expanded', 'true');
3495 - $badge.hide(); // Hide notification when opening chat
3496 - disableScroll();
3497 - $preChat.fadeOut(250);
3498 -
3499 - // First open per page load: re-fetch behavior settings in case
3500 - // this page's inline values came from a stale full-page cache
3501 - // (plan-32db95). Idempotent — later opens are a no-op.
3502 - mxchatRefreshDynamicSettings();
3503 -
3504 - // Load chat history for returning visitors (persistence)
3505 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
3506 - if (chatPersistenceEnabled) {
3507 - MxChatInstances.ensureSession(botId);
3508 - }
3509 -
3510 - // Deferred email check — only on first widget open
3511 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3512 - var instance = MxChatInstances.get(botId);
3513 - if (emailBlocker && !instance.emailCheckDone) {
3514 - instance.emailCheckDone = true;
3515 - resolveEmailState(botId);
3516 - } else if (!emailBlocker) {
3517 - // No email collection — still route through showChatContainerForBot
3518 - // so the loader is shown while chat history loads
3519 - showChatContainerForBot(botId);
3520 - }
3521 -
3522 - // Move keyboard focus into the message input after the open transition.
3523 - setTimeout(function() {
3524 - var chatInput = getElementDOM(botId, 'chat-input');
3525 - if (chatInput && !chatInput.disabled) {
3526 - try { chatInput.focus({ preventScroll: true }); } catch (err) { chatInput.focus(); }
3527 - }
3528 - }, 300);
274 + // Toggle chatbot visibility on floating button click
275 + $(document).on('click', '#floating-chatbot-button', function() {
276 + var chatbot = $('#floating-chatbot');
277 + if (chatbot.hasClass('hidden')) {
278 + chatbot.removeClass('hidden').addClass('visible');
279 + $(this).addClass('hidden');
280 + $('#pre-chat-message').fadeOut(250); // Hide pre-chat message
281 + disableScroll(); // Disable scroll when chatbot opens
3529 282 } else {
3530 - $chatbot.removeClass('visible').addClass('hidden').removeAttr('aria-modal');
3531 - $(this).removeClass('hidden').attr('aria-expanded', 'false');
3532 - enableScroll();
3533 - checkPreChatDismissal(botId);
283 + chatbot.removeClass('visible').addClass('hidden');
284 + $(this).removeClass('hidden');
285 + $('#pre-chat-message').fadeIn(250); // Show pre-chat message
286 + enableScroll(); // Enable scroll when chatbot closes
3534 287 }
3535 288 });
3536 289
3537 - // Allow clicking anywhere on the title bar to close the chatbot.
3538 - // Returns keyboard focus to the launcher so keyboard users don't get
3539 - // stranded at <body> (WCAG SC 2.4.3 Focus Order). :focus-visible is
3540 - // heuristic-based so mouse-triggered close won't show a focus ring.
3541 - $(document).on('click', '.chatbot-top-bar', function() {
3542 - var botId = getBotIdFromElement(this);
3543 - getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3544 - var $launcher = getElement(botId, 'floating-chatbot-button');
3545 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
3546 - enableScroll();
3547 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
290 + // Close button click handler for chat widget
291 + $(document).on('click', '#exit-chat-button', function() {
292 + $('#floating-chatbot').addClass('hidden').removeClass('visible');
293 + $('#floating-chatbot-button').removeClass('hidden');
294 + $('#pre-chat-message').fadeIn(250); // Show pre-chat message
295 + enableScroll(); // Enable scroll when chatbot is minimized
3548 296 });
3549 297
3550 - // Global Escape-key handler — closes any visible chat widget and
3551 - // returns focus to its launcher. Standard modal-dismissal pattern;
3552 - // pairs with aria-modal="true" set on the widget when it opens.
3553 - $(document).on('keydown', function(e) {
3554 - if (e.key !== 'Escape' && e.key !== 'Esc') return;
3555 - var $visible = $('.floating-chatbot.visible');
3556 - if (!$visible.length) return;
3557 - e.preventDefault();
3558 - $visible.each(function() {
3559 - var botId = getBotIdFromElement(this);
3560 - $(this).addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3561 - var $launcher = getElement(botId, 'floating-chatbot-button');
3562 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
3563 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
3564 - });
3565 - enableScroll();
3566 - });
3567 -
298 + // Close pre-chat message on click
3568 299 $(document).on('click', '.close-pre-chat-message', function(e) {
3569 300 e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
3570 - var botId = getBotIdFromElement(this);
3571 - handlePreChatDismissal(botId);
301 + $('#pre-chat-message').fadeOut(200, function() {
302 + $(this).remove();
303 + });
3572 304 });
3573 305
3574 -
3575 - // PDF upload button handlers - use class selector
3576 - $(document).on('click', '.pdf-upload-btn', function() {
3577 - var botId = getBotIdFromElement(this);
3578 - var pdfInput = getElementDOM(botId, 'pdf-upload');
3579 - if (pdfInput) pdfInput.click();
3580 - });
3581 -
3582 - // Word upload button handlers - use class selector
3583 - $(document).on('click', '.word-upload-btn', function() {
3584 - var botId = getBotIdFromElement(this);
3585 - var wordInput = getElementDOM(botId, 'word-upload');
3586 - if (wordInput) wordInput.click();
3587 - });
3588 -
3589 - // PDF file input change handler - delegated, bot-aware (was bound to stale un-suffixed id 'pdf-upload')
3590 - $(document).on('change', '.pdf-upload', async function(e) {
3591 - var botId = getBotIdFromElement(this);
3592 - var instance = MxChatInstances.get(botId);
3593 - const file = this.files[0];
3594 - const sessionId = MxChatInstances.ensureSession(botId);
3595 -
3596 - if (!file || file.type !== 'application/pdf') {
3597 - alert('Please select a valid PDF file.');
3598 - return;
306 + // Open chatbot when pre-chat message is clicked
307 + $(document).on('click', '#pre-chat-message', function() {
308 + var chatbot = $('#floating-chatbot');
309 + if (chatbot.hasClass('hidden')) {
310 + chatbot.removeClass('hidden').addClass('visible');
311 + $('#floating-chatbot-button').addClass('hidden');
312 + $('#pre-chat-message').fadeOut(250); // Hide pre-chat message
313 + disableScroll(); // Disable scroll when chatbot opens
3599 314 }
3600 -
3601 - if (!sessionId) {
3602 - alert('Error: No session ID found');
3603 - return;
3604 - }
3605 -
3606 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3607 - alert('Error: Ajax configuration missing');
3608 - return;
3609 - }
3610 -
3611 - // Disable buttons and show loading state
3612 - const uploadBtn = getElementDOM(botId, 'pdf-upload-btn');
3613 - const sendBtn = getElementDOM(botId, 'send-button');
3614 - if (!uploadBtn) return;
3615 - const originalBtnContent = uploadBtn.innerHTML;
3616 -
3617 - try {
3618 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3619 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3620 - const formData = new FormData();
3621 - formData.append('action', 'mxchat_upload_pdf');
3622 - formData.append('pdf_file', file);
3623 - formData.append('session_id', sessionId);
3624 - formData.append('nonce', mxchatChat.nonce);
3625 -
3626 - uploadBtn.disabled = true;
3627 - if (sendBtn) sendBtn.disabled = true;
3628 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3629 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3630 - </svg>`;
3631 -
3632 - const response = await fetch(mxchatChat.ajax_url, {
3633 - method: 'POST',
3634 - body: formData
3635 - });
3636 -
3637 - const data = await response.json();
3638 -
3639 - if (data.success) {
3640 - // Hide popular questions if they exist
3641 - if (hasQuickQuestions(botId)) {
3642 - collapseQuickQuestions(botId);
3643 - }
3644 -
3645 - // Show the active PDF name
3646 - showActivePdf(data.data.filename, botId);
3647 -
3648 - appendMessage('bot', data.data.message, '', [], false, botId);
3649 - scrollToBottom(botId);
3650 - instance.activePdfFile = data.data.filename;
3651 - } else {
3652 - alert('Failed to upload PDF. Please try again.');
3653 - }
3654 - } catch (error) {
3655 - alert('Error uploading file. Please try again.');
3656 - } finally {
3657 - uploadBtn.disabled = false;
3658 - if (sendBtn) sendBtn.disabled = false;
3659 - uploadBtn.innerHTML = originalBtnContent;
3660 - this.value = ''; // Reset file input
3661 - }
3662 315 });
3663 -
3664 - // Word file input change handler - delegated, bot-aware (was bound to stale un-suffixed id 'word-upload')
3665 - $(document).on('change', '.word-upload', async function(e) {
3666 - var botId = getBotIdFromElement(this);
3667 - var instance = MxChatInstances.get(botId);
3668 - const file = this.files[0];
3669 - const sessionId = MxChatInstances.ensureSession(botId);
3670 316
3671 - if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
3672 - alert('Please select a valid Word document (.docx).');
3673 - return;
3674 - }
317 + // If the chatbot is initially hidden, ensure the button is visible
318 + if ($('#floating-chatbot').hasClass('hidden')) {
319 + $('#floating-chatbot-button').removeClass('hidden');
320 + }
3675 321
3676 - if (!sessionId) {
3677 - alert('Error: No session ID found');
3678 - return;
3679 - }
322 + function setFullHeight() {
323 + var vh = $(window).innerHeight() * 0.01;
324 + $(':root').css('--vh', vh + 'px');
325 + }
3680 326
3681 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3682 - alert('Error: Ajax configuration missing');
3683 - return;
3684 - }
3685 -
3686 - // Disable buttons and show loading state
3687 - const uploadBtn = getElementDOM(botId, 'word-upload-btn');
3688 - const sendBtn = getElementDOM(botId, 'send-button');
3689 - if (!uploadBtn) return;
3690 - const originalBtnContent = uploadBtn.innerHTML;
3691 -
3692 - try {
3693 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3694 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3695 - const formData = new FormData();
3696 - formData.append('action', 'mxchat_upload_word');
3697 - formData.append('word_file', file);
3698 - formData.append('session_id', sessionId);
3699 - formData.append('nonce', mxchatChat.nonce);
3700 -
3701 - uploadBtn.disabled = true;
3702 - if (sendBtn) sendBtn.disabled = true;
3703 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3704 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3705 - </svg>`;
3706 -
3707 - const response = await fetch(mxchatChat.ajax_url, {
3708 - method: 'POST',
3709 - body: formData
3710 - });
3711 -
3712 - const data = await response.json();
3713 -
3714 - if (data.success) {
3715 - // Hide popular questions if they exist
3716 - if (hasQuickQuestions(botId)) {
3717 - collapseQuickQuestions(botId);
3718 - }
3719 -
3720 - // Show the active Word document name
3721 - showActiveWord(data.data.filename, botId);
3722 -
3723 - appendMessage('bot', data.data.message, '', [], false, botId);
3724 - scrollToBottom(botId);
3725 - instance.activeWordFile = data.data.filename;
3726 - } else {
3727 - alert('Failed to upload Word document. Please try again.');
3728 - }
3729 - } catch (error) {
3730 - alert('Error uploading file. Please try again.');
3731 - } finally {
3732 - uploadBtn.disabled = false;
3733 - if (sendBtn) sendBtn.disabled = false;
3734 - uploadBtn.innerHTML = originalBtnContent;
3735 - this.value = ''; // Reset file input
3736 - }
327 + // Set the height when the page loads
328 + $(document).ready(function() {
329 + setFullHeight();
3737 330 });
3738 -
3739 - // Remove button click handlers - delegated, bot-aware (were bound to stale un-suffixed ids)
3740 - $(document).on('click', '.remove-pdf-btn', function(e) {
3741 - e.preventDefault();
3742 - e.stopPropagation();
3743 - removeActivePdf(getBotIdFromElement(this));
3744 - });
3745 331
3746 - $(document).on('click', '.remove-word-btn', function(e) {
3747 - e.preventDefault();
3748 - e.stopPropagation();
3749 - removeActiveWord(getBotIdFromElement(this));
3750 - });
3751 -
3752 - // Window resize handlers
332 + // Set the height on resize and orientation change events
3753 333 $(window).on('resize orientationchange', function() {
3754 334 setFullHeight();
3755 335 });
3756 -
3757 -
3758 - // ====================================
3759 - // TOOLBAR & STYLING SETUP
3760 - // ====================================
3761 336
3762 - // Apply toolbar settings
3763 - if (mxchatChat.chat_toolbar_toggle === 'on') {
3764 - $('.chat-toolbar').show();
3765 - } else {
3766 - $('.chat-toolbar').hide();
3767 - }
3768 337
3769 - // Apply toolbar icon colors
3770 - const toolbarElements = [
3771 - '#mxchat-chatbot .toolbar-btn svg',
3772 - '#mxchat-chatbot .active-pdf-name',
3773 - '#mxchat-chatbot .active-word-name',
3774 - '#mxchat-chatbot .remove-pdf-btn svg',
3775 - '#mxchat-chatbot .remove-word-btn svg',
3776 - '#mxchat-chatbot .toolbar-perplexity svg'
3777 - ];
3778 338
3779 - toolbarElements.forEach(selector => {
3780 - $(selector).css({
3781 - 'fill': toolbarIconColor,
3782 - 'stroke': toolbarIconColor,
3783 - 'color': toolbarIconColor
3784 - });
3785 - });
339 +
340 + var preChatMessage = document.getElementById('pre-chat-message');
341 + var closeButton = document.querySelector('.close-pre-chat-message');
3786 342
343 + if (closeButton) {
344 + closeButton.addEventListener('click', function() {
345 + preChatMessage.style.display = 'none';
3787 346
3788 -// ====================================
3789 -// INIT LOADER & CHAT CONTAINER HELPERS
3790 -// ====================================
3791 -// These must be outside the email collection block so they're always available
3792 -// (used by persistence loading even when email collection is off)
3793 -
3794 -function showInitLoader(botId) {
3795 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3796 - if (loader) loader.style.display = 'flex';
3797 -}
3798 -
3799 -function hideInitLoader(botId) {
3800 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3801 - if (loader) loader.style.display = 'none';
3802 -}
3803 -
3804 -function showEmailFormForBot(botId) {
3805 - hideInitLoader(botId);
3806 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3807 - var chatContainer = getElementDOM(botId, 'chat-container');
3808 - if (emailBlocker) emailBlocker.style.display = 'flex';
3809 - if (chatContainer) chatContainer.style.display = 'none';
3810 -}
3811 -
3812 -function showChatContainerForBot(botId) {
3813 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3814 - var chatContainer = getElementDOM(botId, 'chat-container');
3815 - if (emailBlocker) emailBlocker.style.display = 'none';
3816 -
3817 - var instance = MxChatInstances.get(botId);
3818 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
3819 -
3820 - // If persistence is on and history hasn't loaded yet, show loader
3821 - // while history loads to prevent flash of empty chat
3822 - if (chatPersistenceEnabled && !instance.chatHistoryLoaded) {
3823 - if (chatContainer) chatContainer.style.display = 'none';
3824 - showInitLoader(botId);
3825 - loadChatHistory(botId, function() {
3826 - hideInitLoader(botId);
3827 - if (chatContainer) chatContainer.style.display = 'flex';
3828 - scrollToBottom(botId, true);
347 + // Send an AJAX request to set the transient flag
348 + var xhr = new XMLHttpRequest();
349 + xhr.open('POST', mxchatChat.ajax_url, true);
350 + xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
351 + xhr.send('action=mxchat_dismiss_pre_chat_message&_ajax_nonce=' + mxchatChat.nonce);
3829 352 });
3830 - } else {
3831 - hideInitLoader(botId);
3832 - if (chatContainer) chatContainer.style.display = 'flex';
3833 - if (typeof loadChatHistory === 'function') {
3834 - loadChatHistory(botId);
3835 - }
3836 353 }
3837 -}
3838 -
3839 -// ====================================
3840 -// EMAIL COLLECTION SETUP - MULTI-INSTANCE VERSION
3841 -// ====================================
3842 -// Only run email collection setup if it's enabled
3843 -if (mxchatChat && mxchatChat.email_collection_enabled === 'on') {
3844 -
3845 - // Track submitting state per bot
3846 - const emailSubmittingState = {};
3847 -
3848 - // Add CSS animations for email form (once globally)
3849 - if (!document.getElementById('email-error-styles')) {
3850 - const style = document.createElement('style');
3851 - style.id = 'email-error-styles';
3852 - style.textContent = `
3853 - @keyframes fadeInError {
3854 - from { opacity: 0; transform: translateY(-5px); }
3855 - to { opacity: 1; transform: translateY(0); }
3856 - }
3857 - .email-input-shake {
3858 - animation: shake 0.5s ease-in-out;
3859 - }
3860 - @keyframes shake {
3861 - 0%, 100% { transform: translateX(0); }
3862 - 25% { transform: translateX(-5px); }
3863 - 75% { transform: translateX(5px); }
3864 - }
3865 - @keyframes spin {
3866 - from { transform: rotate(0deg); }
3867 - to { transform: rotate(360deg); }
3868 - }
3869 - .email-spinner {
3870 - display: inline-block;
3871 - vertical-align: middle;
3872 - }
3873 - `;
3874 - document.head.appendChild(style);
3875 - }
3876 -
3877 - function isValidEmailAddress(email) {
3878 - const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
3879 - return emailRegex.test(email.trim()) && email.length <= 254;
3880 - }
3881 -
3882 - function isValidNameInput(name) {
3883 - return name && name.trim().length >= 2 && name.trim().length <= 100;
3884 - }
3885 -
3886 - /**
3887 - * Replace {visitor_name} placeholder in intro message with actual visitor name
3888 - * @param {string} botId - The bot instance ID
3889 - * @param {string} visitorName - The visitor's name to insert
3890 - */
3891 - function replaceVisitorNamePlaceholder(botId, visitorName) {
3892 - var chatBox = getElementDOM(botId, 'chat-box');
3893 - if (!chatBox) return;
3894 -
3895 - // Find the greeting by its marker, not by position (plan a1a79b) —
3896 - // after a persistence restore the first .bot-message is a restored
3897 - // reply, and {visitor_name} was being substituted into that instead.
3898 - // Positional fallback for HTML cached before this release only.
3899 - var introMessage = chatBox.querySelector('.mxchat-intro-message') || chatBox.querySelector('.bot-message');
3900 - if (!introMessage) return;
3901 -
3902 - var messageContent = introMessage.querySelector('div[dir="auto"]');
3903 - if (!messageContent) return;
3904 -
3905 - var html = messageContent.innerHTML;
3906 -
3907 - // Replace {visitor_name} placeholder (case-insensitive)
3908 - if (visitorName && visitorName.trim()) {
3909 - // Escape HTML to prevent XSS
3910 - var safeName = $('<div>').text(visitorName.trim()).html();
3911 - html = html.replace(/\{visitor_name\}/gi, safeName);
3912 - } else {
3913 - // Remove placeholder and clean up spacing if no name provided
3914 - html = html.replace(/\{visitor_name\}/gi, '');
3915 - // Clean up any double spaces that might result
3916 - html = html.replace(/\s{2,}/g, ' ').trim();
3917 - }
3918 -
3919 - messageContent.innerHTML = html;
3920 - }
3921 -
3922 - function setEmailSubmissionState(botId, loading) {
3923 - var submitButton = getElementDOM(botId, 'email-submit-button');
3924 - var emailInput = getElementDOM(botId, 'user-email');
3925 - var nameInput = getElementDOM(botId, 'user-name');
3926 -
3927 - if (loading) {
3928 - emailSubmittingState[botId] = true;
3929 - if (submitButton) submitButton.disabled = true;
3930 - if (emailInput) emailInput.disabled = true;
3931 - if (nameInput) nameInput.disabled = true;
3932 -
3933 - if (submitButton && !submitButton.getAttribute('data-original-html')) {
3934 - submitButton.setAttribute('data-original-html', submitButton.innerHTML);
3935 - const originalText = submitButton.textContent;
3936 - submitButton.innerHTML = `
3937 - <svg class="email-spinner" style="width: 16px; height: 16px; margin-right: 8px; animation: spin 1s linear infinite;" viewBox="0 0 24 24">
3938 - <circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" fill="none" stroke-dasharray="31.416" stroke-dashoffset="31.416">
3939 - <animate attributeName="stroke-dasharray" dur="2s" values="0 31.416;15.708 15.708;0 31.416" repeatCount="indefinite"/>
3940 - <animate attributeName="stroke-dashoffset" dur="2s" values="0;-15.708;-31.416" repeatCount="indefinite"/>
3941 - </circle>
3942 - </svg>
3943 - ${originalText}
3944 - `;
3945 - submitButton.style.opacity = '0.8';
3946 - }
3947 - } else {
3948 - emailSubmittingState[botId] = false;
3949 - if (submitButton) submitButton.disabled = false;
3950 - if (emailInput) emailInput.disabled = false;
3951 - if (nameInput) nameInput.disabled = false;
3952 -
3953 - if (submitButton) {
3954 - const originalHtml = submitButton.getAttribute('data-original-html');
3955 - if (originalHtml) {
3956 - submitButton.innerHTML = originalHtml;
3957 - }
3958 - submitButton.style.opacity = '1';
3959 - }
3960 - }
3961 - }
3962 -
3963 - function showEmailError(botId, message) {
3964 - clearEmailError(botId);
3965 -
3966 - var emailForm = getElementDOM(botId, 'email-collection-form');
3967 - if (!emailForm) return;
3968 -
3969 - const errorDiv = document.createElement('div');
3970 - errorDiv.className = 'email-error';
3971 - errorDiv.style.cssText = `
3972 - color: #e74c3c;
3973 - font-size: 12px;
3974 - margin-top: 8px;
3975 - padding: 4px 0;
3976 - animation: fadeInError 0.3s ease;
3977 - `;
3978 - errorDiv.textContent = message;
3979 - emailForm.appendChild(errorDiv);
3980 -
3981 - // Add shake animation to inputs
3982 - var emailInput = getElementDOM(botId, 'user-email');
3983 - var nameInput = getElementDOM(botId, 'user-name');
3984 -
3985 - if (emailInput) {
3986 - emailInput.classList.add('email-input-shake');
3987 - setTimeout(() => emailInput.classList.remove('email-input-shake'), 500);
3988 - }
3989 - if (nameInput) {
3990 - nameInput.classList.add('email-input-shake');
3991 - setTimeout(() => nameInput.classList.remove('email-input-shake'), 500);
3992 - }
3993 - }
3994 -
3995 - function clearEmailError(botId) {
3996 - var emailForm = getElementDOM(botId, 'email-collection-form');
3997 - if (emailForm) {
3998 - const existingErrors = emailForm.querySelectorAll('.email-error');
3999 - existingErrors.forEach(error => error.remove());
4000 - }
4001 - }
4002 -
4003 - // Resolve email state using server-side data when available, AJAX fallback otherwise
4004 - function resolveEmailState(botId) {
4005 - if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
4006 - if (mxchatChat.initial_email_state.show_email_form) {
4007 - showEmailFormForBot(botId);
4008 - } else {
4009 - showChatContainerForBot(botId);
4010 - }
4011 - } else {
4012 - checkSessionAndEmailForBot(botId);
4013 - }
4014 - }
4015 -
4016 - function checkSessionAndEmailForBot(botId) {
4017 - const sessionId = MxChatInstances.ensureSession(botId);
4018 -
4019 - // Hide both panels while we check — show loader instead
4020 - var emailBlocker = getElementDOM(botId, 'email-blocker');
4021 - var chatContainer = getElementDOM(botId, 'chat-container');
4022 - if (emailBlocker) emailBlocker.style.display = 'none';
4023 - if (chatContainer) chatContainer.style.display = 'none';
4024 - showInitLoader(botId);
4025 -
4026 - fetch(mxchatChat.ajax_url, {
4027 - method: 'POST',
4028 - headers: {
4029 - 'Content-Type': 'application/x-www-form-urlencoded',
4030 - },
4031 - body: new URLSearchParams({
4032 - action: 'mxchat_check_email_provided',
4033 - session_id: sessionId,
4034 - nonce: mxchatChat.nonce,
4035 - })
4036 - })
4037 - .then((response) => {
4038 - if (!response.ok) {
4039 - throw new Error(`HTTP error! status: ${response.status}`);
4040 - }
4041 - return response.json();
4042 - })
4043 - .then((data) => {
4044 - if (data.success) {
4045 - if (data.data.logged_in || data.data.email) {
4046 - showChatContainerForBot(botId);
4047 - } else {
4048 - showEmailFormForBot(botId);
4049 - }
4050 - } else {
4051 - showEmailFormForBot(botId);
4052 - }
4053 - })
4054 - .catch((error) => {
4055 - showEmailFormForBot(botId);
4056 - });
4057 - }
4058 -
4059 - // Event delegation for email form submission
4060 - $(document).on('submit', '.email-collection-form', function(e) {
4061 - e.preventDefault();
4062 - e.stopPropagation();
4063 -
4064 - var botId = getBotIdFromElement(this);
4065 -
4066 - // Prevent double submission
4067 - if (emailSubmittingState[botId]) {
4068 - return false;
4069 - }
4070 -
4071 - var emailInput = getElementDOM(botId, 'user-email');
4072 - var nameInput = getElementDOM(botId, 'user-name');
4073 - var consentInput = getElementDOM(botId, 'user-consent');
4074 - var userEmail = emailInput ? emailInput.value.trim() : '';
4075 - var userName = nameInput ? nameInput.value.trim() : '';
4076 - var sessionId = MxChatInstances.ensureSession(botId);
4077 -
4078 - // Validate email
4079 - if (!userEmail) {
4080 - showEmailError(botId, 'Please enter your email address.');
4081 - return false;
4082 - }
4083 -
4084 - if (!isValidEmailAddress(userEmail)) {
4085 - showEmailError(botId, 'Please enter a valid email address.');
4086 - return false;
4087 - }
4088 -
4089 - // Validate name if field exists and has content
4090 - if (nameInput && userName && !isValidNameInput(userName)) {
4091 - showEmailError(botId, 'Please enter a valid name (2-100 characters).');
4092 - return false;
4093 - }
4094 -
4095 - // Consent checkbox (b062c4): backstop behind the native required
4096 - // attribute; the server enforces this independently either way.
4097 - if (consentInput && consentInput.required && !consentInput.checked) {
4098 - showEmailError(botId, 'Please tick the consent box to continue.');
4099 - return false;
4100 - }
4101 -
4102 - clearEmailError(botId);
4103 - setEmailSubmissionState(botId, true);
4104 -
4105 - // Prepare form data
4106 - const formData = new URLSearchParams({
4107 - action: 'mxchat_handle_save_email_and_response',
4108 - email: userEmail,
4109 - session_id: sessionId,
4110 - nonce: mxchatChat.nonce,
4111 - });
4112 -
4113 - if (userName) {
4114 - formData.append('name', userName);
4115 - }
4116 -
4117 - // Ticked/unticked both travel when the checkbox is rendered, so an
4118 - // optional-consent "no" is recorded as a decision, not an absence.
4119 - if (consentInput) {
4120 - formData.append('consent', consentInput.checked ? '1' : '0');
4121 - }
4122 -
4123 - fetch(mxchatChat.ajax_url, {
4124 - method: 'POST',
4125 - headers: {
4126 - 'Content-Type': 'application/x-www-form-urlencoded',
4127 - },
4128 - body: formData
4129 - })
4130 - .then((response) => {
4131 - if (!response.ok) {
4132 - throw new Error(`HTTP error! status: ${response.status}`);
4133 - }
4134 - return response.json();
4135 - })
4136 - .then((data) => {
4137 - setEmailSubmissionState(botId, false);
4138 -
4139 - if (data.success) {
4140 - showChatContainerForBot(botId);
4141 -
4142 - // Replace {visitor_name} placeholder in intro message with actual name
4143 - if (userName) {
4144 - replaceVisitorNamePlaceholder(botId, userName);
4145 - } else {
4146 - // Remove placeholder if no name provided
4147 - replaceVisitorNamePlaceholder(botId, '');
4148 - }
4149 -
4150 - if (data.message && typeof appendMessage === 'function') {
4151 - setTimeout(() => {
4152 - appendMessage('bot', data.message, '', [], false, botId);
4153 - if (typeof scrollToBottom === 'function') {
4154 - scrollToBottom(botId);
4155 - }
4156 - }, 100);
4157 - }
4158 - } else {
4159 - showEmailError(botId, data.message || 'Failed to save email. Please try again.');
4160 - }
4161 - })
4162 - .catch((error) => {
4163 - setEmailSubmissionState(botId, false);
4164 - showEmailError(botId, 'An error occurred. Please try again.');
4165 - });
4166 -
4167 - return false;
4168 - });
4169 -
4170 - // Real-time email validation using event delegation
4171 - $(document).on('input', '.mxchat-email-input', function() {
4172 - var botId = getBotIdFromElement(this);
4173 - var $input = $(this);
4174 -
4175 - // Clear previous timeout
4176 - clearTimeout($input.data('validationTimeout'));
4177 -
4178 - // Debounce validation
4179 - var timeout = setTimeout(() => {
4180 - var email = this.value.trim();
4181 - clearEmailError(botId);
4182 -
4183 - if (email && !isValidEmailAddress(email)) {
4184 - showEmailError(botId, 'Please enter a valid email address.');
4185 - }
4186 - }, 500);
4187 -
4188 - $input.data('validationTimeout', timeout);
4189 - });
4190 -
4191 - // Handle Enter key in email input
4192 - $(document).on('keypress', '.mxchat-email-input', function(e) {
4193 - if (e.key === 'Enter') {
4194 - e.preventDefault();
4195 - var botId = getBotIdFromElement(this);
4196 - if (!emailSubmittingState[botId]) {
4197 - $(this).closest('.email-collection-form').submit();
4198 - }
4199 - }
4200 - });
4201 -
4202 - // Handle Enter key in name input
4203 - $(document).on('keypress', '.mxchat-name-input', function(e) {
4204 - if (e.key === 'Enter') {
4205 - e.preventDefault();
4206 - var botId = getBotIdFromElement(this);
4207 - if (!emailSubmittingState[botId]) {
4208 - $(this).closest('.email-collection-form').submit();
4209 - }
4210 - }
4211 - });
4212 -
4213 - // Initialize email check for all bot instances
4214 - // For floating bots: defer until widget is opened (zero passive AJAX)
4215 - // For embedded bots: check immediately since the form is visible
4216 - $('.mxchat-chatbot-wrapper').each(function() {
4217 - var botId = $(this).data('bot-id') || 'default';
4218 - var emailBlocker = getElementDOM(botId, 'email-blocker');
4219 -
4220 - if (emailBlocker) {
4221 - if (isEmbeddedBot(botId)) {
4222 - // Embedded bots are always visible — check now
4223 - resolveEmailState(botId);
4224 - }
4225 - // Floating bots: handled in the widget open handler
4226 - } else if (isEmbeddedBot(botId)) {
4227 - // Embedded bot, no email collection — load history with loader
4228 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
4229 - if (chatPersistenceEnabled) {
4230 - MxChatInstances.ensureSession(botId);
4231 - showChatContainerForBot(botId);
4232 - }
4233 - }
4234 - });
4235 -}
4236 -
4237 - // Open chatbot when pre-chat message is clicked - use class selector for multi-instance
4238 - $(document).on('click', '.pre-chat-message', function() {
4239 - var botId = getBotIdFromElement(this);
4240 - var $chatbot = getElement(botId, 'floating-chatbot');
4241 - if ($chatbot.hasClass('hidden')) {
4242 - $chatbot.removeClass('hidden').addClass('visible');
4243 - getElement(botId, 'floating-chatbot-button').addClass('hidden');
4244 - handlePreChatDismissal(botId);
4245 - disableScroll(); // Disable scroll when chatbot opens
4246 -
4247 - // Load chat history for returning visitors (persistence)
4248 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
4249 - if (chatPersistenceEnabled) {
4250 - MxChatInstances.ensureSession(botId);
4251 - }
4252 -
4253 - // Deferred email check — only on first widget open
4254 - var emailBlocker = getElementDOM(botId, 'email-blocker');
4255 - var instance = MxChatInstances.get(botId);
4256 - if (emailBlocker && !instance.emailCheckDone) {
4257 - instance.emailCheckDone = true;
4258 - resolveEmailState(botId);
4259 - } else if (!emailBlocker) {
4260 - showChatContainerForBot(botId);
4261 - }
4262 - }
4263 - });
4264 -
4265 - // Legacy duplicate close handler removed — handled by single event delegation above
4266 -
4267 -
4268 -function hasQuickQuestions(botId) {
4269 - botId = botId || 'default';
4270 - var questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4271 - if (!questionsContainer) return false;
4272 - const questionButtons = questionsContainer.querySelectorAll('.mxchat-popular-question');
4273 - return questionButtons.length > 0;
4274 -}
4275 -
4276 -/**
4277 - * Check if a bot is embedded (not floating)
4278 - * Embedded bots don't have a .floating-chatbot wrapper
4279 - */
4280 -function isEmbeddedBot(botId) {
4281 - botId = botId || 'default';
4282 - var floatingWrapper = document.getElementById('floating-chatbot-' + botId);
4283 - return !floatingWrapper;
4284 -}
4285 -
4286 -function collapseQuickQuestions(botId) {
4287 - botId = botId || 'default';
4288 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4289 - if (questionsContainer && hasQuickQuestions(botId)) {
4290 - questionsContainer.classList.add('collapsed');
4291 - questionsContainer.classList.add('has-been-collapsed');
4292 - try {
4293 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'true');
4294 - sessionStorage.setItem('mxchat_questions_has_been_collapsed_' + botId, 'true');
4295 - } catch (e) {
4296 - // Ignore if sessionStorage is not available
4297 - }
4298 - }
4299 -}
4300 -
4301 -function expandQuickQuestions(botId) {
4302 - botId = botId || 'default';
4303 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4304 - if (questionsContainer && hasQuickQuestions(botId)) {
4305 - questionsContainer.classList.remove('collapsed');
4306 - try {
4307 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'false');
4308 - } catch (e) {
4309 - // Ignore if sessionStorage is not available
4310 - }
4311 - }
4312 -}
4313 -
4314 -function checkQuickQuestionsState(botId) {
4315 - botId = botId || 'default';
4316 - if (!hasQuickQuestions(botId)) {
4317 - return; // Don't do anything if no questions exist
4318 - }
4319 -
4320 - // Skip restoring collapsed state for embedded bots - they should always start expanded
4321 - if (isEmbeddedBot(botId)) {
4322 - return;
4323 - }
4324 -
4325 - try {
4326 - const isCollapsed = sessionStorage.getItem('mxchat_questions_collapsed_' + botId);
4327 - const hasBeenCollapsed = sessionStorage.getItem('mxchat_questions_has_been_collapsed_' + botId);
4328 -
4329 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4330 - if (questionsContainer) {
4331 - if (hasBeenCollapsed === 'true') {
4332 - questionsContainer.classList.add('has-been-collapsed');
4333 - }
4334 - if (isCollapsed === 'true') {
4335 - questionsContainer.classList.add('collapsed');
4336 - }
4337 - }
4338 - } catch (e) {
4339 - // Ignore if sessionStorage is not available
4340 - }
4341 -}
4342 -
4343 -// Global delegation for dynamically added links as fallback
4344 -// Use class selector for multi-instance support
4345 -$(document).on('click', '.chat-box a[href]:not([data-tracked])', function(e) {
4346 - const $link = $(this);
4347 - const messageDiv = $link.closest('.bot-message, .agent-message');
4348 -
4349 - // Only process bot/agent message links
4350 - if (messageDiv.length > 0) {
4351 - const originalHref = $link.attr('href');
4352 -
4353 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
4354 - e.preventDefault();
4355 - e.stopPropagation();
4356 -
4357 - // Mark as tracked
4358 - $link.attr('data-tracked', 'true');
4359 -
4360 - // Get bot ID from the chat box context
4361 - var botId = getBotIdFromElement(this);
4362 -
4363 - // Get message context from the message div
4364 - const messageText = messageDiv.text().substring(0, 200);
4365 -
4366 - $.ajax({
4367 - url: mxchatChat.ajax_url,
4368 - type: 'POST',
4369 - data: {
4370 - action: 'mxchat_track_url_click',
4371 - session_id: getChatSession(botId),
4372 - url: originalHref,
4373 - message_context: messageText,
4374 - nonce: mxchatChat.nonce
4375 - },
4376 - complete: function() {
4377 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
4378 - window.open(originalHref, '_blank');
4379 - } else {
4380 - window.location.href = originalHref;
4381 - }
4382 - }
4383 - });
4384 -
4385 - return false;
4386 - }
4387 - }
354 +
355 +
4388 356 });
4389 -
4390 - // ====================================
4391 - // MAIN INITIALIZATION
4392 - // ====================================
4393 -
4394 - // Initialize all chatbot instances on the page
4395 - initializeAllInstances();
4396 -
4397 - // Legacy initialization for single bot compatibility
4398 - $('.floating-chatbot.hidden').each(function() {
4399 - var botId = getBotIdFromElement(this);
4400 - getElement(botId, 'floating-chatbot-button').removeClass('hidden');
4401 - });
4402 -
4403 - // Initialize when document is ready
4404 - setFullHeight();
4405 -
4406 - // Note: trackOriginatingPage() and loadChatHistory() are now deferred
4407 - // until the user's first interaction via MxChatInstances.ensureSession()
4408 -
4409 - // Initialize chat visibility for all instances
4410 - $('.mxchat-chatbot-wrapper').each(function() {
4411 - var botId = $(this).data('bot-id') || 'default';
4412 - initializeChatVisibility(botId);
4413 - });
4414 -
4415 - // Make functions globally available for add-ons
4416 - window.hasQuickQuestions = hasQuickQuestions;
4417 - window.collapseQuickQuestions = collapseQuickQuestions;
4418 - window.appendMessage = appendMessage;
4419 - window.appendThinkingMessage = appendThinkingMessage;
4420 - window.scrollToBottom = scrollToBottom;
4421 - window.scrollElementToTop = scrollElementToTop;
4422 - window.replaceLastMessage = replaceLastMessage;
4423 - window.callMxChat = callMxChat;
4424 - window.callMxChatStream = callMxChatStream;
4425 - window.shouldUseStreaming = shouldUseStreaming;
4426 - window.getChatSession = getChatSession;
4427 - window.getPageContext = getPageContext;
4428 - window.updateStreamingMessage = updateStreamingMessage;
4429 - window.MxChatInstances = MxChatInstances;
4430 - window.getElement = getElement;
4431 - window.getElementDOM = getElementDOM;
4432 - window.getBotIdFromElement = getBotIdFromElement;
4433 -
4434 -}); // End of jQuery ready
4435 -
4436 -
4437 -// ====================================
4438 -// GLOBAL EVENT LISTENERS (Outside jQuery)
4439 -// ====================================
4440 -
4441 -// Event listener for copy button (code blocks)
4442 -document.addEventListener("click", (e) => {
4443 - if (e.target.classList.contains("mxchat-copy-button")) {
4444 - const copyButton = e.target;
4445 - const codeBlock = copyButton
4446 - .closest(".mxchat-code-block-container")
4447 - .querySelector(".mxchat-code-block code");
4448 -
4449 - if (codeBlock) {
4450 - // Preserve formatting using innerText
4451 - navigator.clipboard.writeText(codeBlock.innerText).then(() => {
4452 - copyButton.textContent = "Copied!";
4453 - copyButton.setAttribute("aria-label", "Copied to clipboard");
4454 -
4455 - setTimeout(() => {
4456 - copyButton.textContent = "Copy";
4457 - copyButton.setAttribute("aria-label", "Copy to clipboard");
4458 - }, 2000);
4459 - });
4460 - }
4461 - }
4462 -});
4463 -
4464 -// ============================================================================
4465 -// SATISFACTION RATING (v3.2.6)
4466 -// ============================================================================
4467 -// Per-session 👍/👎 prompt that appears in the chat-box after 60s of user
4468 -// inactivity following a bot reply. One prompt per session, deduped via
4469 -// localStorage. Runs ONLY when the satisfaction_rating_enabled option is on —
4470 -// the option (default off) is authoritative.
4471 -jQuery(function($) {
4472 - if (typeof mxchatChat === 'undefined') return;
4473 - // wp_localize_script stringifies scalars: a PHP boolean false arrives as
4474 - // '' and true as '1', so this must be an explicit-enable allowlist — the
4475 - // old "disabled when exactly false/'off'" check let '' through and the
4476 - // bubble rendered on sites with the option off/unset (plan-4bba64). PHP
4477 - // now emits 'on'/'off' strings; true/'1'/1 keep cached pre-fix HTML
4478 - // (boolean-true localizations) working.
4479 - // NOTE (plan-32db95): this gate reads the INLINE value at DOM ready and is
4480 - // deliberately NOT re-evaluated after the widget's dynamic-settings refresh
4481 - // merges fresh values over mxchatChat (that merge fires on first widget
4482 - // open, after this module has already decided). Re-evaluating would mean
4483 - // restructuring the whole module to late-bind its listeners — not worth it
4484 - // for a prompt that is at worst stale for one page load on a cached page.
4485 - var sre = mxchatChat.satisfaction_rating_enabled;
4486 - if (sre !== 'on' && sre !== true && sre !== '1' && sre !== 1) return;
4487 -
4488 - // wp_localize_script stringifies ints, so accept both number and numeric string.
4489 - var idleRaw = mxchatChat.satisfaction_rating_idle_seconds;
4490 - var idleSeconds = (typeof idleRaw === 'number') ? idleRaw : parseInt(idleRaw, 10);
4491 - if (!isFinite(idleSeconds)) idleSeconds = 60;
4492 - if (idleSeconds < 5) idleSeconds = 5;
4493 - if (idleSeconds > 600) idleSeconds = 600;
4494 - var IDLE_MS = idleSeconds * 1000;
4495 - var MIN_BOT_REPLIES = 2;
4496 - var ratingState = {};
4497 -
4498 - function getState(botId) {
4499 - if (!ratingState[botId]) {
4500 - ratingState[botId] = { idleTimer: null, botReplies: 0, promptShown: false, dismissed: false };
4501 - }
4502 - return ratingState[botId];
4503 - }
4504 -
4505 - function getSessionId(botId) {
4506 - if (typeof MxChatInstances !== 'undefined' && MxChatInstances.getChatSession) {
4507 - return MxChatInstances.getChatSession(botId);
4508 - }
4509 - return null;
4510 - }
4511 -
4512 - function isAlreadyRated(sessionId) {
4513 - if (!sessionId) return false;
4514 - try { return localStorage.getItem('mxchat_rated:' + sessionId) === '1'; } catch (e) { return false; }
4515 - }
4516 -
4517 - function markRated(sessionId) {
4518 - if (!sessionId) return;
4519 - try { localStorage.setItem('mxchat_rated:' + sessionId, '1'); } catch (e) {}
4520 - }
4521 -
4522 - function esc(s) {
4523 - return String(s == null ? '' : s)
4524 - .replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
4525 - .replace(/"/g, '&quot;').replace(/'/g, '&#039;');
4526 - }
4527 -
4528 - // Mirror shouldSkipInlineColors so rating bubbles defer to AI-theme CSS.
4529 - function ratingSkipInlineColors(botId) {
4530 - if (mxchatChat.skip_inline_colors) return true;
4531 - var botAssignments = mxchatChat.bot_theme_assignments || {};
4532 - return botAssignments.hasOwnProperty(botId);
4533 - }
4534 -
4535 - function botBubbleStyleAttr(botId) {
4536 - if (ratingSkipInlineColors(botId)) return '';
4537 - var bg = mxchatChat.bot_message_bg_color;
4538 - var fg = mxchatChat.bot_message_font_color;
4539 - if (!bg && !fg) return '';
4540 - return ' style="background-color: ' + esc(bg || '') + '; color: ' + esc(fg || '') + ';"';
4541 - }
4542 -
4543 - // Reads the rating bubble's actual computed fg+bg (whatever paints it —
4544 - // the inline color pickers OR the mxchat-theme AI customizer's injected CSS)
4545 - // and paints the filled "Send" pill so it fills with the bot font color and
4546 - // labels in the bubble bg. Mirrors mxchatSyncMenuColors(~:1512) for the read.
4547 - // We paint the submit button DIRECTLY (inline longhand) rather than relying
4548 - // on the CSS rule's var()s: Chromium resolves an INHERITED custom property
4549 - // unreliably inside a descendant's `background`, so a bubble-level var would
4550 - // silently fall back to the literal (white-block bug all over again). Inline
4551 - // longhand always wins. Same transparent-guard as the menu so we never paint
4552 - // a see-through value — in that case the CSS literal fallbacks keep it legible.
4553 - function syncRatingBubbleColors(botId) {
4554 - var $chatBox = getChatBoxByBotId(botId);
4555 - if (!$chatBox || !$chatBox.length) return;
4556 - var bubbleEl = $chatBox.find('.mxchat-rating-bot-bubble').last()[0];
4557 - if (!bubbleEl) return;
4558 - var cs = window.getComputedStyle(bubbleEl);
4559 - var fg = cs.color;
4560 - var bg = cs.backgroundColor;
4561 - var hasFg = fg && fg !== 'rgba(0, 0, 0, 0)' && fg !== 'transparent';
4562 - var hasBg = bg && bg !== 'rgba(0, 0, 0, 0)' && bg !== 'transparent';
4563 - // Expose on the bubble too, for any inheriting styles / future use.
4564 - if (hasFg) bubbleEl.style.setProperty('--mxchat-bot-fg', fg);
4565 - if (hasBg) bubbleEl.style.setProperty('--mxchat-bot-bg', bg);
4566 - // Paint the Send pill directly — the part that actually fixes the bug.
4567 - var submitEl = bubbleEl.querySelector('.mxchat-rating-submit');
4568 - if (submitEl) {
4569 - if (hasFg) submitEl.style.backgroundColor = fg; // fill = bot font color
4570 - if (hasBg) submitEl.style.color = bg; // label = bubble background
4571 - }
4572 - }
4573 -
4574 - function copy(key) {
4575 - var c = mxchatChat.satisfaction_rating_copy || {};
4576 - var d = {
4577 - question: 'Was this helpful?',
4578 - helpful: 'Helpful',
4579 - not_helpful: 'Not helpful',
4580 - dismiss: 'Dismiss',
4581 - thanks: 'Thanks! Anything we should improve? (optional)',
4582 - placeholder: 'Tell us what could be better…',
4583 - send: 'Send',
4584 - skip: 'Skip',
4585 - saved: 'Thanks for the feedback.'
4586 - };
4587 - return c[key] || d[key];
4588 - }
4589 -
4590 - function thumbUpSvg() {
4591 - return '<svg viewBox="0 0 24 24" width="18" height="18" fill="currentColor" aria-hidden="true"><path d="M7.493 18.75c-.425 0-.82-.236-.975-.632A7.48 7.48 0 0 1 6 15.375c0-1.75.599-3.358 1.602-4.634.151-.192.373-.309.6-.397.473-.183.89-.514 1.212-.924a9.042 9.042 0 0 1 2.861-2.4c.723-.384 1.35-.956 1.653-1.715a4.498 4.498 0 0 0 .322-1.672V2.75A.75.75 0 0 1 15 2a2.25 2.25 0 0 1 2.25 2.25c0 1.152-.26 2.243-.723 3.218-.266.558.107 1.282.725 1.282h3.126c1.026 0 1.945.694 2.054 1.715.045.422.068.85.068 1.285a11.95 11.95 0 0 1-2.649 7.521c-.388.482-.987.729-1.605.729H14.23c-.483 0-.964-.078-1.423-.23l-3.114-1.04a4.501 4.501 0 0 0-1.423-.23h-.777Z"/><path d="M2.331 10.977a11.969 11.969 0 0 0-.831 4.398 12 12 0 0 0 .52 3.507c.26.85 1.084 1.368 1.973 1.368H4.9c.445 0 .72-.498.523-.898a8.963 8.963 0 0 1-.924-3.977c0-1.708.476-3.305 1.302-4.666.245-.403-.028-.959-.5-.959H4.25c-.832 0-1.612.453-1.918 1.227Z"/></svg>';
4592 - }
4593 - function thumbDownSvg() {
4594 - return '<svg viewBox="0 0 24 24" width="18" height="18" fill="currentColor" aria-hidden="true"><path d="M15.73 5.25h1.035A7.465 7.465 0 0 1 18 9.375a7.465 7.465 0 0 1-1.235 4.125h-.148c-.806 0-1.534.446-2.031 1.08a9.04 9.04 0 0 1-2.861 2.4c-.723.384-1.35.956-1.653 1.715a4.498 4.498 0 0 0-.322 1.672V21a.75.75 0 0 1-.75.75 2.25 2.25 0 0 1-2.25-2.25c0-1.152.26-2.243.723-3.218.266-.558-.107-1.282-.725-1.282H3.622c-1.026 0-1.945-.694-2.054-1.715A12.137 12.137 0 0 1 1.5 12c0-2.848.992-5.464 2.649-7.521C4.537 3.997 5.136 3.75 5.754 3.75h4.541c.483 0 .964.078 1.423.23l3.114 1.04c.46.152.94.23 1.423.23Z"/><path d="M21.669 13.023c.536-1.362.831-2.845.831-4.398 0-1.22-.182-2.398-.52-3.507-.26-.85-1.084-1.368-1.973-1.368H19.1c-.445 0-.72.498-.523.898.591 1.2.924 2.55.924 3.977a8.958 8.958 0 0 1-1.302 4.666c-.245.403.028.959.5.959h1.053c.832 0 1.612-.453 1.918-1.227Z"/></svg>';
4595 - }
4596 -
4597 - function buildPromptHtml(botId) {
4598 - var styleAttr = botBubbleStyleAttr(botId);
4599 - return ''
4600 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4601 - + '<div class="mxchat-rating-prompt" data-bot-id="' + esc(botId) + '" role="group" aria-label="' + esc(copy('question')) + '">'
4602 - + '<div class="mxchat-rating-question">' + esc(copy('question')) + '</div>'
4603 - + '<div class="mxchat-rating-actions">'
4604 - + '<span class="mxchat-rating-buttons">'
4605 - + '<button type="button" class="mxchat-rating-btn" data-rating="1" aria-label="' + esc(copy('helpful')) + '">' + thumbUpSvg() + '</button>'
4606 - + '<button type="button" class="mxchat-rating-btn" data-rating="-1" aria-label="' + esc(copy('not_helpful')) + '">' + thumbDownSvg() + '</button>'
4607 - + '</span>'
4608 - + '<button type="button" class="mxchat-rating-dismiss" aria-label="' + esc(copy('dismiss')) + '">×</button>'
4609 - + '</div>'
4610 - + '</div>'
4611 - + '</div>';
4612 - }
4613 -
4614 - function buildFeedbackHtml(botId, rating) {
4615 - var styleAttr = botBubbleStyleAttr(botId);
4616 - return ''
4617 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4618 - + '<div class="mxchat-rating-feedback" data-bot-id="' + esc(botId) + '" data-rating="' + esc(String(rating)) + '">'
4619 - + '<div class="mxchat-rating-feedback-label">' + esc(copy('thanks')) + '</div>'
4620 - + '<textarea class="mxchat-rating-feedback-input" maxlength="500" placeholder="' + esc(copy('placeholder')) + '" rows="2"></textarea>'
4621 - + '<div class="mxchat-rating-feedback-actions">'
4622 - + '<button type="button" class="mxchat-rating-skip">' + esc(copy('skip')) + '</button>'
4623 - + '<button type="button" class="mxchat-rating-submit">' + esc(copy('send')) + '</button>'
4624 - + '</div>'
4625 - + '</div>'
4626 - + '</div>';
4627 - }
4628 -
4629 - function buildSavedHtml(botId) {
4630 - var styleAttr = botBubbleStyleAttr(botId);
4631 - return ''
4632 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4633 - + '<div class="mxchat-rating-saved">' + esc(copy('saved')) + '</div>'
4634 - + '</div>';
4635 - }
4636 -
4637 - function getChatBoxByBotId(botId) {
4638 - var $byId = $('#chat-box-' + botId);
4639 - if ($byId.length) return $byId.first();
4640 - return $('.chat-box').first();
4641 - }
4642 -
4643 - function scrollChatBoxToBottom($chatBox) {
4644 - if (!$chatBox || !$chatBox.length) return;
4645 - $chatBox.scrollTop($chatBox[0].scrollHeight);
4646 - }
4647 -
4648 - function showPrompt(botId) {
4649 - var s = getState(botId);
4650 - if (s.promptShown || s.dismissed) return;
4651 - var sessionId = getSessionId(botId);
4652 - if (!sessionId) return;
4653 - if (isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4654 - var $chatBox = getChatBoxByBotId(botId);
4655 - if (!$chatBox.length) return;
4656 - if ($chatBox.find('.mxchat-rating-prompt').length) { s.promptShown = true; return; }
4657 - $chatBox.append(buildPromptHtml(botId));
4658 - syncRatingBubbleColors(botId);
4659 - s.promptShown = true;
4660 - scrollChatBoxToBottom($chatBox);
4661 - }
4662 -
4663 - function submitRating(botId, rating, feedback) {
4664 - var sessionId = getSessionId(botId);
4665 - if (!sessionId) return;
4666 - $.post(mxchatChat.ajax_url, {
4667 - action: 'mxchat_save_rating',
4668 - session_id: sessionId,
4669 - bot_id: botId,
4670 - rating: rating,
4671 - feedback: feedback || ''
4672 - });
4673 - markRated(sessionId);
4674 - }
4675 -
4676 - function onBotReply(botId) {
4677 - var s = getState(botId);
4678 - s.botReplies += 1;
4679 - if (s.promptShown || s.dismissed) return;
4680 - var sessionId = getSessionId(botId);
4681 - if (sessionId && isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4682 - if (s.botReplies < MIN_BOT_REPLIES) return;
4683 - if (s.idleTimer) clearTimeout(s.idleTimer);
4684 - s.idleTimer = setTimeout(function() { showPrompt(botId); }, IDLE_MS);
4685 - }
4686 -
4687 - function onUserMessage(botId) {
4688 - var s = getState(botId);
4689 - if (s.idleTimer) { clearTimeout(s.idleTimer); s.idleTimer = null; }
4690 - }
4691 -
4692 - function botIdFromChatBox(el) {
4693 - var id = el && el.id ? el.id : '';
4694 - return id.indexOf('chat-box-') === 0 ? id.substring('chat-box-'.length) : 'default';
4695 - }
4696 -
4697 - function setupObserver(chatBox) {
4698 - var botId = botIdFromChatBox(chatBox);
4699 - try {
4700 - var observer = new MutationObserver(function(mutations) {
4701 - mutations.forEach(function(m) {
4702 - for (var i = 0; i < m.addedNodes.length; i++) {
4703 - var node = m.addedNodes[i];
4704 - if (!node || node.nodeType !== 1) continue;
4705 - var $n = $(node);
4706 - if ($n.hasClass('mxchat-rating-bot-bubble') || $n.hasClass('mxchat-rating-prompt') || $n.hasClass('mxchat-rating-feedback') || $n.hasClass('mxchat-rating-saved')) continue;
4707 - if ($n.hasClass('bot-message')) onBotReply(botId); // count at insert time — streaming providers append with .temporary-message first, then remove later (childList observer can't see attr changes)
4708 - else if ($n.hasClass('user-message')) onUserMessage(botId);
4709 - }
4710 - });
4711 - });
4712 - observer.observe(chatBox, { childList: true });
4713 - } catch (e) { /* noop */ }
4714 - }
4715 -
4716 - $('.chat-box').each(function() { setupObserver(this); });
4717 -
4718 - $(document).on('click', '.mxchat-rating-btn', function(e) {
4719 - e.preventDefault();
4720 - var $btn = $(this);
4721 - var $prompt = $btn.closest('.mxchat-rating-prompt');
4722 - var $wrap = $btn.closest('.mxchat-rating-bot-bubble');
4723 - var botId = $prompt.data('bot-id') || 'default';
4724 - var rating = parseInt($btn.attr('data-rating'), 10);
4725 - if (rating !== 1 && rating !== -1) return;
4726 - submitRating(botId, rating, '');
4727 - ($wrap.length ? $wrap : $prompt).replaceWith(buildFeedbackHtml(botId, rating));
4728 - syncRatingBubbleColors(botId);
4729 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4730 - });
4731 -
4732 - $(document).on('click', '.mxchat-rating-dismiss', function(e) {
4733 - e.preventDefault();
4734 - var $prompt = $(this).closest('.mxchat-rating-prompt');
4735 - var $wrap = $(this).closest('.mxchat-rating-bot-bubble');
4736 - var botId = $prompt.data('bot-id') || 'default';
4737 - var s = getState(botId);
4738 - s.dismissed = true;
4739 - markRated(getSessionId(botId));
4740 - ($wrap.length ? $wrap : $prompt).remove();
4741 - });
4742 -
4743 - function closeFeedback($fb) {
4744 - var botId = $fb.data('bot-id') || 'default';
4745 - var $wrap = $fb.closest('.mxchat-rating-bot-bubble');
4746 - ($wrap.length ? $wrap : $fb).replaceWith(buildSavedHtml(botId));
4747 - syncRatingBubbleColors(botId);
4748 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4749 - }
4750 -
4751 - $(document).on('click', '.mxchat-rating-skip', function(e) {
4752 - e.preventDefault();
4753 - closeFeedback($(this).closest('.mxchat-rating-feedback'));
4754 - });
4755 -
4756 - $(document).on('click', '.mxchat-rating-submit', function(e) {
4757 - e.preventDefault();
4758 - var $fb = $(this).closest('.mxchat-rating-feedback');
4759 - var botId = $fb.data('bot-id') || 'default';
4760 - var rating = parseInt($fb.attr('data-rating'), 10);
4761 - if (rating !== 1 && rating !== -1) { closeFeedback($fb); return; }
4762 - var text = String($fb.find('.mxchat-rating-feedback-input').val() || '').trim();
4763 - if (text !== '') {
4764 - submitRating(botId, rating, text);
4765 - }
4766 - closeFeedback($fb);
4767 - });
4768 -});
4769 -