PluginProbe
MxChat – AI Chatbot & Content Generation for WordPress / 1.0.8
MxChat – AI Chatbot & Content Generation for WordPress v1.0.8
3.2.21 3.2.20 3.2.19 3.2.18 3.2.17 3.2.16 3.2.15 3.2.14 3.2.12 3.2.13 3.2.11 3.2.10 3.2.9 3.2.8 3.2.7 3.2.6 3.2.5 3.2.4 3.2.3 3.2.2 3.2.1 2.0.3 2.0.4 2.0.5 2.0.6 All 152 releases
← All changes | js/chat-script.js +228 -4611 3.2.20 → 1.0.8 View file →
@@ -1,4739 +1,356 @@
1 1 jQuery(document).ready(function($) {
2 + // Check if floating chatbot button exists
3 + var floatingButton = $('#floating-chatbot-button');
2 4
3 - // Nonce refresh — v2 (plan-6a68c9).
4 - //
5 - // The widget no longer relies on a nonce embedded in inline cached HTML.
6 - // Before each chat-send / stream-send / upload, we call the REST endpoint
7 - // GET /wp-json/mxchat/v1/nonce and use the freshly-issued value. The
8 - // endpoint creates the nonce with action `mxchat_chat_send`; the server-side
9 - // verifier ALSO still accepts the legacy `mxchat_chat_nonce` action for a
10 - // 30-day backwards-compat window so cached pages still in users' browsers
11 - // (which carry the legacy inline-localized nonce) keep working.
12 - //
13 - // Cache: a single module-scoped slot. TTL 12h conservatively (WP nonces are
14 - // 24h but we refetch at half-life so a freshly-cached-page user never sees
15 - // a borderline-stale nonce).
16 - var cachedFreshNonce = null;
17 - var cachedFreshNonceFetchedAt = 0;
18 - var NONCE_TTL_MS = 12 * 60 * 60 * 1000;
19 - var nonceRefreshState = 'idle'; // 'idle' | 'pending' | 'done'
20 - var nonceRefreshCallbacks = [];
21 -
22 - function getRestNonceUrl() {
23 - if (typeof mxchatChat !== 'undefined' && mxchatChat.rest_url) {
24 - return mxchatChat.rest_url.replace(/\/+$/, '') + '/nonce';
25 - }
26 - // Fallback: derive from current origin if mxchatChat.rest_url isn't set.
27 - return window.location.origin + '/wp-json/mxchat/v1/nonce';
28 - }
29 -
30 - function fetchFreshNonceFromRest() {
31 - return fetch(getRestNonceUrl(), {
32 - credentials: 'same-origin',
33 - headers: { 'Accept': 'application/json' }
34 - }).then(function (resp) {
35 - if (!resp.ok) {
36 - throw new Error('REST nonce fetch failed: ' + resp.status);
37 - }
38 - return resp.json();
39 - }).then(function (data) {
40 - if (data && data.nonce) {
41 - return data.nonce;
42 - }
43 - throw new Error('REST nonce response had no nonce field.');
44 - });
45 - }
46 -
47 - /**
48 - * withFreshNonce(cb) — invoke cb() after ensuring mxchatChat.nonce is fresh.
49 - * Tries REST endpoint first (cache-bypass design); falls back to the legacy
50 - * admin-ajax refresh path if REST is unavailable. Idempotent — concurrent
51 - * calls share the same in-flight refresh.
52 - */
53 - function withFreshNonce(callback) {
54 - if (typeof mxchatChat === 'undefined') {
55 - if (callback) callback();
56 - return;
57 - }
58 - var now = Date.now();
59 - if (cachedFreshNonce && (now - cachedFreshNonceFetchedAt) < NONCE_TTL_MS) {
60 - mxchatChat.nonce = cachedFreshNonce;
61 - if (callback) callback();
62 - return;
63 - }
64 - if (callback) nonceRefreshCallbacks.push(callback);
65 - if (nonceRefreshState === 'pending') return;
66 - nonceRefreshState = 'pending';
67 -
68 - var resolved = function (nonce) {
69 - if (nonce) {
70 - cachedFreshNonce = nonce;
71 - cachedFreshNonceFetchedAt = Date.now();
72 - mxchatChat.nonce = nonce;
73 - }
74 - nonceRefreshState = 'done';
75 - var pending = nonceRefreshCallbacks;
76 - nonceRefreshCallbacks = [];
77 - pending.forEach(function (cb) { try { cb(); } catch (e) {} });
78 - };
79 -
80 - fetchFreshNonceFromRest()
81 - .then(resolved)
82 - .catch(function () {
83 - // Fallback to the legacy admin-ajax refresh path (issued with the
84 - // old action `mxchat_chat_nonce`; the server still accepts both
85 - // during the compat window).
86 - if (mxchatChat.ajax_url) {
87 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce' })
88 - .done(function (res) {
89 - if (res && res.success && res.data && res.data.nonce) {
90 - resolved(res.data.nonce);
91 - return;
92 - }
93 - resolved(null);
94 - })
95 - .fail(function () { resolved(null); });
96 - } else {
97 - resolved(null);
98 - }
99 - });
100 - }
101 -
102 - // Backwards-compat alias — every existing caller in this file (and any
103 - // out-of-tree consumer that hit this internal API) keeps working unchanged.
104 - function refreshNonceIfNeeded(callback) {
105 - return withFreshNonce(callback);
106 - }
107 -
108 - // Dynamic-settings refresh (plan-32db95).
109 - //
110 - // Every widget setting ships inline in cached page HTML, so behind a
111 - // full-page cache the site owner can't purge (host cache, CDN, the
112 - // browser itself) a toggled setting looks broken until the cache turns
113 - // over. Same distrust-cached-HTML reasoning as the per-request nonce:
114 - // on the FIRST widget open per page load we ask the nonce endpoint for
115 - // the current behavior-gate settings (?with_settings=1), merge them over
116 - // mxchatChat, and rebuild the header menu. Colors are NOT refreshed —
117 - // they're server-inline-styled, so a runtime swap would visibly flash.
118 - // On any failure we keep the inline values silently (nonce-fallback
119 - // posture). At most one request per page load, only if a widget opens.
120 - var dynamicSettingsState = 'idle'; // 'idle' | 'pending' | 'done'
121 -
122 - function mxchatRefreshDynamicSettings() {
123 - if (dynamicSettingsState !== 'idle') return;
124 - if (typeof mxchatChat === 'undefined') return;
125 - dynamicSettingsState = 'pending';
126 -
127 - var applied = function (data) {
128 - dynamicSettingsState = 'done';
129 - if (!data) return; // endpoint unavailable — inline values stand.
130 - if (data.nonce) {
131 - // Seed the nonce cache too: saves the first send's REST
132 - // round-trip and keeps us under the endpoint's rate limit.
133 - cachedFreshNonce = data.nonce;
134 - cachedFreshNonceFetchedAt = Date.now();
135 - mxchatChat.nonce = data.nonce;
136 - }
137 - if (data.settings && typeof data.settings === 'object') {
138 - $.extend(mxchatChat, data.settings);
139 - mxchatRebuildHeaderMenus();
140 - }
141 - };
142 -
143 - fetch(getRestNonceUrl() + '?with_settings=1', {
144 - credentials: 'same-origin',
145 - headers: { 'Accept': 'application/json' }
146 - }).then(function (resp) {
147 - if (!resp.ok) throw new Error('settings refresh failed: ' + resp.status);
148 - return resp.json();
149 - }).then(applied).catch(function () {
150 - // Fallback: legacy admin-ajax refresh path, same as withFreshNonce.
151 - if (mxchatChat.ajax_url) {
152 - $.post(mxchatChat.ajax_url, { action: 'mxchat_refresh_nonce', with_settings: 1 })
153 - .done(function (res) {
154 - applied(res && res.success && res.data ? res.data : null);
155 - })
156 - .fail(function () { applied(null); });
157 - } else {
158 - applied(null);
159 - }
160 - });
161 - }
162 -
163 - // ====================================
164 - // MULTI-INSTANCE MANAGEMENT SYSTEM
165 - // ====================================
166 -
167 - // Instance registry - tracks all chatbot instances on the page
168 - const MxChatInstances = {
169 - instances: {},
170 -
171 - // Initialize an instance for a bot
172 - init: function(botId) {
173 - if (!this.instances[botId]) {
174 - // When persistence is OFF, track when this session started
175 - // so the AI only sees messages from this page load
176 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
177 -
178 - this.instances[botId] = {
179 - botId: botId,
180 - sessionId: null,
181 - lastSeenMessageId: '',
182 - notificationCheckInterval: null,
183 - pollingInterval: null,
184 - processedMessageIds: new Set(),
185 - activePdfFile: null,
186 - activeWordFile: null,
187 - chatHistoryLoaded: false,
188 - isStreaming: false,
189 - // Fresh context timestamp - only used when persistence is OFF
190 - sessionStartTimestamp: chatPersistenceEnabled ? 0 : Date.now()
191 - };
192 - }
193 - return this.instances[botId];
194 - },
195 -
196 - // Get instance by botId
197 - get: function(botId) {
198 - return this.instances[botId] || this.init(botId);
199 - },
200 -
201 - // Get all active bot IDs
202 - getAllBotIds: function() {
203 - return Object.keys(this.instances);
204 - },
205 -
206 - // Session management per bot
207 - // Returns existing session ID from cookie or localStorage (with in-memory fallback),
208 - // or null if none exists. Does NOT create a new session — use ensureSession() for that.
209 - getChatSession: function(botId) {
210 - var cookieName = 'mxchat_session_id_' + botId;
211 - var storageKey = 'mxchat_session_id_' + botId;
212 - var sessionId = getCookie(cookieName);
213 -
214 - // Fallback to localStorage if cookie is missing (e.g. cleared by browser/consent)
215 - if (!sessionId) {
216 - try { sessionId = localStorage.getItem(storageKey); } catch (e) {}
217 - }
218 -
219 - // Fallback to in-memory instance when cookie AND localStorage are both blocked
220 - // (Safari ITP, strict tracking prevention, cross-origin iframes with partitioned
221 - // storage). Without this, ensureSession() can generate and store an ID that
222 - // getChatSession() then can't read back, causing null session_ids on send.
223 - if (!sessionId && this.instances[botId] && this.instances[botId].sessionId) {
224 - sessionId = this.instances[botId].sessionId;
225 - }
226 -
227 - // Guard against stored sentinel values that indicate earlier broken writes.
228 - if (sessionId === 'null' || sessionId === 'undefined') {
229 - sessionId = null;
230 - }
231 -
232 - // Re-sync cookie from localStorage if cookie was lost
233 - if (sessionId && !getCookie(cookieName)) {
234 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
235 - }
236 -
237 - return sessionId || null;
238 - },
239 -
240 - // Lazy session initializer — called on first user interaction
241 - ensureSession: function(botId) {
242 - botId = botId || 'default';
243 - var instance = this.instances[botId] || this.init(botId);
244 -
245 - if (instance.sessionId) {
246 - return instance.sessionId;
247 - }
248 -
249 - // Check for existing session from cookie or localStorage
250 - var existingSession = this.getChatSession(botId);
251 -
252 - if (existingSession) {
253 - instance.sessionId = existingSession;
254 - } else {
255 - // Brand new session
256 - var newId = generateSessionId();
257 - this.setChatSession(botId, newId);
258 - instance.sessionId = newId;
259 - }
260 -
261 - // Now that we have a session, do the deferred work
262 - refreshNonceIfNeeded();
263 - trackOriginatingPage();
264 -
265 - // Note: loadChatHistory is handled by showChatContainerForBot with loader UI,
266 - // so we do NOT call it here to avoid a race condition.
267 -
268 - return instance.sessionId;
269 - },
270 -
271 - setChatSession: function(botId, sessionId) {
272 - var cookieName = 'mxchat_session_id_' + botId;
273 - var storageKey = 'mxchat_session_id_' + botId;
274 - document.cookie = cookieName + "=" + sessionId + "; path=/; max-age=86400; SameSite=Lax";
275 - try { localStorage.setItem(storageKey, sessionId); } catch (e) {}
276 - if (this.instances[botId]) {
277 - this.instances[botId].sessionId = sessionId;
278 - }
279 - },
280 -
281 - resetChatSession: function(botId) {
282 - // Clear old session from localStorage before setting new one
283 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
284 - var newSessionId = generateSessionId();
285 - this.setChatSession(botId, newSessionId);
286 - var $chatBox = getElement(botId, 'chat-box');
287 - if ($chatBox.length) {
288 - $chatBox.find('.user-message, .bot-message:not(:first), .agent-message').remove();
289 - }
290 - if (this.instances[botId]) {
291 - this.instances[botId].chatHistoryLoaded = false;
292 - this.instances[botId].processedMessageIds = new Set();
293 - }
294 - },
295 -
296 - // Silent reset — new session ID without clearing the chat UI
297 - // Used when IP changes mid-conversation so the user doesn't see messages vanish
298 - silentResetSession: function(botId) {
299 - try { localStorage.removeItem('mxchat_session_id_' + botId); } catch (e) {}
300 - var newSessionId = generateSessionId();
301 - this.setChatSession(botId, newSessionId);
302 - if (this.instances[botId]) {
303 - this.instances[botId].sessionId = newSessionId;
304 - }
305 - return newSessionId;
306 - }
307 - };
308 -
309 - // ====================================
310 - // ELEMENT SELECTOR HELPERS
311 - // ====================================
312 -
313 - // Check if a specific bot has an AI theme assigned (skip inline colors)
314 - function shouldSkipInlineColors(botId) {
315 - // If global AI theme is active, skip inline colors for all bots
316 - if (mxchatChat.skip_inline_colors) {
317 - return true;
318 - }
319 - // Check if this specific bot has a theme assignment
320 - var botAssignments = mxchatChat.bot_theme_assignments || {};
321 - return botAssignments.hasOwnProperty(botId);
322 - }
323 -
324 - // Get element by ID with bot suffix - returns jQuery object
325 - function getElement(botId, elementName) {
326 - return $('#' + elementName + '-' + botId);
327 - }
328 -
329 - // Get element by ID with bot suffix - returns DOM element
330 - function getElementDOM(botId, elementName) {
331 - return document.getElementById(elementName + '-' + botId);
332 - }
333 -
334 - // Get bot ID from any element within a chatbot instance
335 - function getBotIdFromElement(element) {
336 - var $wrapper = $(element).closest('.mxchat-chatbot-wrapper');
337 - if ($wrapper.length) {
338 - return $wrapper.data('bot-id') || 'default';
339 - }
340 - // Fallback: try to find from floating container
341 - var $floating = $(element).closest('.floating-chatbot');
342 - if ($floating.length) {
343 - var id = $floating.attr('id') || '';
344 - var match = id.match(/floating-chatbot-(.+)/);
345 - if (match) return match[1];
346 - }
347 - // Fallback: the pre-chat teaser bubble (#pre-chat-message-{bot_id}) is a SIBLING
348 - // outside .mxchat-chatbot-wrapper / .floating-chatbot, so its children — e.g. the
349 - // .close-pre-chat-message button, which carries only a class and no id — miss both
350 - // branches above. Walk to the nearest ancestor whose id is pre-chat-message-{bot_id}
351 - // and read the suffix. (closest() includes the element itself, so a click directly on
352 - // #pre-chat-message-{bot_id} resolves here too.)
353 - var $preChat = $(element).closest('[id^="pre-chat-message-"]');
354 - if ($preChat.length) {
355 - var preId = $preChat.attr('id') || '';
356 - var preMatch = preId.match(/^pre-chat-message-(.+)$/);
357 - if (preMatch) return preMatch[1];
358 - }
359 - // Fallback: check if element itself has an ID with bot suffix (e.g., floating-chatbot-button-{bot_id})
360 - var elementId = $(element).attr('id') || '';
361 - if (elementId) {
362 - // Match patterns like: floating-chatbot-button-{bot_id}, pre-chat-message-{bot_id}
363 - var idMatch = elementId.match(/^(?:floating-chatbot-button|pre-chat-message|chat-notification-badge)-(.+)$/);
364 - if (idMatch) return idMatch[1];
365 - }
366 - return 'default';
367 - }
368 -
369 - // Get wrapper element for a bot
370 - function getWrapper(botId) {
371 - return getElement(botId, 'mxchat-chatbot-wrapper');
372 - }
373 -
374 - // ====================================
375 - // GLOBAL VARIABLES & CONFIGURATION
376 - // ====================================
377 - const toolbarIconColor = mxchatChat.toolbar_icon_color || '#212121';
378 -
379 - // Initialize color settings (these are global as they come from PHP)
5 + // Retrieve color settings from PHP
380 6 var userMessageBgColor = mxchatChat.user_message_bg_color;
381 7 var userMessageFontColor = mxchatChat.user_message_font_color;
382 8 var botMessageBgColor = mxchatChat.bot_message_bg_color;
383 9 var botMessageFontColor = mxchatChat.bot_message_font_color;
384 - var liveAgentMessageBgColor = mxchatChat.live_agent_message_bg_color;
385 - var liveAgentMessageFontColor = mxchatChat.live_agent_message_font_color;
386 10
387 - 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('');
388 17
389 - // ====================================
390 - // SESSION MANAGEMENT (Legacy compatibility)
391 - // ====================================
18 + // Show typing indicator
19 + appendThinkingMessage(); // Use this instead of appendMessage for the typing indicator
20 + scrollToBottom(); // Add this line
392 21
393 - function getCookie(name) {
394 - let value = "; " + document.cookie;
395 - let parts = value.split("; " + name + "=");
396 - if (parts.length == 2) return parts.pop().split(";").shift();
397 - }
398 -
399 - function generateSessionId() {
400 - // Session IDs function as the de-facto bearer token for an anonymous
401 - // chat, so generate them with a CSPRNG when available. Math.random is a
402 - // legacy fallback for ancient/sandboxed environments that lack
403 - // window.crypto. The 'mxchat_chat_' prefix is preserved exactly (other
404 - // code pattern-matches on it). (plan-0c17b5)
405 - var rand;
406 - try {
407 - if (window.crypto && window.crypto.getRandomValues) {
408 - var buf = new Uint8Array(16); // 128 bits
409 - window.crypto.getRandomValues(buf);
410 - rand = Array.prototype.map.call(buf, function (b) {
411 - return ('0' + b.toString(16)).slice(-2);
412 - }).join('');
413 - }
414 - } catch (e) {}
415 - if (!rand) {
416 - rand = Math.random().toString(36).substr(2, 9); // legacy fallback
417 - }
418 - return 'mxchat_chat_' + rand;
419 - }
420 -
421 - // Legacy function - now delegates to instance manager
422 - function getChatSession(botId) {
423 - botId = botId || 'default';
424 - return MxChatInstances.getChatSession(botId);
425 - }
426 -
427 - function setChatSession(sessionId, botId) {
428 - botId = botId || 'default';
429 - MxChatInstances.setChatSession(botId, sessionId);
430 - }
431 -
432 - function resetChatSession(botId) {
433 - botId = botId || 'default';
434 - MxChatInstances.resetChatSession(botId);
435 - }
436 -
437 - // ====================================
438 - // INITIALIZE ALL CHATBOT INSTANCES
439 - // ====================================
440 -
441 - function initializeAllInstances() {
442 - // Find all chatbot wrappers on the page
443 - $('.mxchat-chatbot-wrapper').each(function() {
444 - var botId = $(this).data('bot-id') || 'default';
445 - MxChatInstances.init(botId);
446 - initializeBotInstance(botId);
447 - });
448 - }
449 -
450 - function initializeBotInstance(botId) {
451 - var instance = MxChatInstances.get(botId);
452 -
453 - // Initialize quick questions state for this bot
454 - checkQuickQuestionsState(botId);
455 -
456 - // Note: Event handlers use event delegation with class selectors,
457 - // so they work automatically for all instances without per-bot setup
458 - }
459 -
460 -// ====================================
461 -// CONTEXTUAL AWARENESS FUNCTIONALITY
462 -// ====================================
463 -
464 -function getPageContext() {
465 - // Check if contextual awareness is enabled
466 - if (mxchatChat.contextual_awareness_toggle !== 'on') {
467 - return null;
468 - }
469 -
470 - // Get page URL
471 - const pageUrl = window.location.href;
472 -
473 - // Get page title
474 - const pageTitle = document.title || '';
475 -
476 - // Get main content from the page
477 - let pageContent = '';
478 -
479 - // Try to get content from common content areas
480 - const contentSelectors = [
481 - 'main',
482 - '[role="main"]',
483 - '.content',
484 - '.main-content',
485 - '.post-content',
486 - '.entry-content',
487 - '.page-content',
488 - 'article',
489 - '#content',
490 - '#main'
491 - ];
492 -
493 - let contentElement = null;
494 - for (const selector of contentSelectors) {
495 - contentElement = document.querySelector(selector);
496 - if (contentElement) {
497 - break;
498 - }
499 - }
500 -
501 - // If no specific content area found, use body but exclude header, footer, nav, sidebar
502 - if (!contentElement) {
503 - contentElement = document.body;
504 - }
505 -
506 - if (contentElement) {
507 - // Clone the element to avoid modifying the original
508 - const clone = contentElement.cloneNode(true);
509 -
510 - // Remove unwanted elements
511 - const unwantedSelectors = [
512 - 'header',
513 - 'footer',
514 - 'nav',
515 - '.navigation',
516 - '.sidebar',
517 - '.widget',
518 - '.menu',
519 - 'script',
520 - 'style',
521 - '.comments',
522 - '#comments',
523 - '.breadcrumb',
524 - '.breadcrumbs',
525 - '#floating-chatbot',
526 - '#floating-chatbot-button',
527 - '.mxchat',
528 - '[class*="chat"]',
529 - '[id*="chat"]'
530 - ];
531 -
532 - unwantedSelectors.forEach(selector => {
533 - const elements = clone.querySelectorAll(selector);
534 - elements.forEach(el => el.remove());
535 - });
536 -
537 - // Extract MxChat context data attributes before getting text content
538 - const contextData = [];
539 - clone.querySelectorAll('[data-mxchat-context]').forEach(el => {
540 - const contextValue = el.dataset.mxchatContext;
541 - if (contextValue && contextValue.trim()) {
542 - contextData.push(contextValue);
543 - }
544 - });
545 -
546 - // Get text content and clean it up
547 - pageContent = clone.textContent || clone.innerText || '';
548 -
549 - // Add context data to page content if any were found
550 - if (contextData.length > 0) {
551 - pageContent += '\n\nAdditional Context:\n' + contextData.join('\n');
552 - }
553 -
554 - // Clean up whitespace and limit length
555 - pageContent = pageContent
556 - .replace(/\s+/g, ' ')
557 - .trim()
558 - .substring(0, 3000); // Limit to 3000 characters to avoid token limits
559 - }
560 -
561 - // Only return context if we have meaningful content
562 - if (!pageContent || pageContent.length < 50) {
563 - return null;
564 - }
565 -
566 - return {
567 - url: pageUrl,
568 - title: pageTitle,
569 - content: pageContent
570 - };
571 -}
572 -
573 -// Track originating page when chat starts
574 -function trackOriginatingPage() {
575 - const sessionId = getChatSession();
576 - const pageUrl = window.location.href;
577 - const pageTitle = document.title || 'Untitled Page';
578 -
579 - // Only track once per session
580 - const trackingKey = 'mxchat_originating_tracked_' + sessionId;
581 - if (sessionStorage.getItem(trackingKey)) {
582 - return;
583 - }
584 -
585 - $.ajax({
586 - url: mxchatChat.ajax_url,
587 - type: 'POST',
588 - data: {
589 - action: 'mxchat_track_originating_page',
590 - session_id: sessionId,
591 - page_url: pageUrl,
592 - page_title: pageTitle,
593 - nonce: mxchatChat.nonce
594 - },
595 - success: function(response) {
596 - if (response.success) {
597 - sessionStorage.setItem(trackingKey, 'true');
598 - }
599 - }
600 - });
601 -}
602 -
603 -// ====================================
604 -// CORE CHAT FUNCTIONALITY
605 -// ====================================
606 -
607 -// Helper functions to disable/enable chat input while waiting for response
608 -function disableChatInput(botId) {
609 - botId = botId || 'default';
610 - var chatInput = getElementDOM(botId, 'chat-input');
611 - var sendButton = getElementDOM(botId, 'send-button');
612 - if (chatInput) {
613 - chatInput.disabled = true;
614 - chatInput.style.opacity = '0.6';
615 - }
616 - if (sendButton) {
617 - sendButton.disabled = true;
618 - sendButton.style.opacity = '0.5';
619 - sendButton.style.pointerEvents = 'none';
620 - }
621 -}
622 -
623 -// Whether the input may grab focus after a completed reply (plan 03799f).
624 -// On coarse-pointer devices focusing a text input summons the on-screen
625 -// keyboard over the answer the visitor is trying to read, so 'auto' (the
626 -// default) focuses only on fine-pointer devices. The site-wide
627 -// mxchat_autofocus_after_reply PHP filter can force 'on'/'off'.
628 -// NOT used on widget open (:~3424) — that focus is a deliberate act and is
629 -// what makes the widget keyboard-accessible.
630 -function mxchatShouldAutofocusAfterReply() {
631 - var pref = (typeof mxchatChat !== 'undefined' && mxchatChat.autofocus_after_reply) || 'auto';
632 - if (pref === 'on') return true;
633 - if (pref === 'off') return false;
634 - try {
635 - return !window.matchMedia('(pointer: coarse)').matches;
636 - } catch (err) {
637 - return true;
638 - }
639 -}
640 -
641 -function enableChatInput(botId) {
642 - botId = botId || 'default';
643 - var chatInput = getElementDOM(botId, 'chat-input');
644 - var sendButton = getElementDOM(botId, 'send-button');
645 - if (chatInput) {
646 - chatInput.disabled = false;
647 - chatInput.style.opacity = '1';
648 - if (mxchatShouldAutofocusAfterReply()) {
649 - try { chatInput.focus({ preventScroll: true }); } catch (err) { chatInput.focus(); }
650 - }
651 - }
652 - if (sendButton) {
653 - sendButton.disabled = false;
654 - sendButton.style.opacity = '1';
655 - sendButton.style.pointerEvents = 'auto';
656 - }
657 - // Every completion path re-enables input, so this is the single restore
658 - // point for the streaming Stop affordance (no-op when not in stop mode).
659 - mxchatRestoreSendButton(botId);
660 -}
661 -
662 -// --- Streaming Stop control -------------------------------------------------
663 -// One live stream handle per bot instance, so Stop on one widget never aborts
664 -// another bot on the same page.
665 -var mxchatActiveStreams = {};
666 -// Original send-button markup, captured once per bot the first time the Stop
667 -// state is shown (never captured while already in stop mode, so a rapid
668 -// stop-then-resend can't save the stop glyph as the "original").
669 -var mxchatSendMarkup = {};
670 -
671 -function mxchatShowStopButton(botId) {
672 - var btn = getElementDOM(botId, 'send-button');
673 - if (!btn) return;
674 - if (!btn.classList.contains('mxchat-stop-mode')) {
675 - mxchatSendMarkup[botId] = {
676 - html: btn.innerHTML,
677 - label: btn.getAttribute('aria-label')
678 - };
679 - }
680 -
681 - // Mirror the send icon's rendered size + color so the stop glyph looks
682 - // native, including custom send images/colors and theme overrides.
683 - var child = btn.querySelector('svg, img');
684 - var size = 25;
685 - var color = '';
686 - if (child) {
687 - var rect = child.getBoundingClientRect();
688 - if (rect.width) {
689 - size = Math.round(Math.min(rect.width, rect.height));
690 - }
691 - var cs = window.getComputedStyle(child);
692 - color = (child.tagName.toLowerCase() === 'svg' ? cs.fill : cs.color) || '';
693 - }
694 - var stopLabel = (typeof mxchatChat !== 'undefined' && mxchatChat.stop_button_label) || 'Stop response';
695 - 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>';
696 - // An add-on's DIRECT send-button handler (e.g. mxchat-vision's rebind) can
697 - // start a stream synchronously while the originating click is still
698 - // bubbling up to our delegated handler. Without this guard, that handler
699 - // reads the just-added stop-mode class as a user Stop press and aborts the
700 - // brand-new stream — the user's message renders but no reply ever fires
701 - // (plan-4bba64 silent message loss). The flag only spans the current event
702 - // dispatch: cleared on the next macrotask, long before a real Stop click.
703 - btn.__mxchatStopJustShown = true;
704 - setTimeout(function () { btn.__mxchatStopJustShown = false; }, 0);
705 - btn.classList.add('mxchat-stop-mode');
706 - btn.setAttribute('aria-label', stopLabel);
707 - btn.setAttribute('title', stopLabel);
708 - // disableChatInput() ran when the turn was sent; the Stop control itself
709 - // must stay clickable while the textarea remains disabled.
710 - btn.disabled = false;
711 - btn.style.opacity = '1';
712 - btn.style.pointerEvents = 'auto';
713 -}
714 -
715 -function mxchatRestoreSendButton(botId) {
716 - var btn = getElementDOM(botId, 'send-button');
717 - var saved = mxchatSendMarkup[botId];
718 - if (!btn || !btn.classList.contains('mxchat-stop-mode') || !saved) return;
719 - btn.innerHTML = saved.html;
720 - btn.classList.remove('mxchat-stop-mode');
721 - btn.removeAttribute('title');
722 - if (saved.label) {
723 - btn.setAttribute('aria-label', saved.label);
724 - }
725 -}
726 -
727 -function mxchatStopStreaming(botId) {
728 - var entry = mxchatActiveStreams[botId];
729 - if (!entry || !entry.controller) return;
730 - entry.aborted = true;
731 - try { entry.controller.abort(); } catch (e) {}
732 -}
733 -
734 -// Returns true when a stream rejection came from an intentional Stop click:
735 -// keep the partial text as the turn's answer — no error UI, no fallback resend.
736 -function mxchatHandleStreamAbort(botId, accumulatedContent, callback) {
737 - var entry = mxchatActiveStreams[botId];
738 - if (!entry || !entry.aborted) return false;
739 - delete mxchatActiveStreams[botId];
740 - if (!accumulatedContent) {
741 - // Stopped before the first chunk: drop the thinking bubble, no orphan message.
742 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
743 - }
744 - enableChatInput(botId); // also restores the send icon
745 - if (callback) {
746 - callback(accumulatedContent || '');
747 - }
748 - return true;
749 -}
750 -
751 -// Update your existing sendMessage function
752 -function sendMessage(botId) {
753 - botId = botId || 'default';
754 - MxChatInstances.ensureSession(botId);
755 - var $chatInput = getElement(botId, 'chat-input');
756 - var message = $chatInput.val();
757 -
758 - // ADD PROMPT HOOK HERE
759 - if (typeof customMxChatFilter === 'function') {
760 - message = customMxChatFilter(message, "prompt");
761 - }
762 -
763 - if (message) {
764 - // Don't disable input in live agent mode - let users chat freely
765 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
766 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
767 - if (!isAgentMode) {
768 - disableChatInput(botId);
769 - }
770 -
771 - appendMessage("user", message, '', [], false, botId);
772 - $chatInput.val('');
773 - mxchatUpdateCharCounter($chatInput[0]); // reset the char counter after send (plan 7091a2)
774 - $chatInput.css('height', 'auto');
775 -
776 - if (hasQuickQuestions(botId)) {
777 - collapseQuickQuestions(botId);
778 - }
779 - appendThinkingMessage(botId);
780 - scrollToBottom(botId);
781 -
782 - const currentModel = mxchatChat.model || 'gpt-5.6-sol';
783 -
784 - // Check if streaming is enabled AND supported for this model
785 - if (shouldUseStreaming(currentModel)) {
786 - callMxChatStream(message, function(response) {
787 - // Content is final: releasing aria-busy lets the live region
788 - // announce the completed reply once (plan 67f126).
789 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message').attr('aria-busy', 'false');
790 - }, botId);
791 - } else {
792 22 callMxChat(message, function(response) {
793 - replaceLastMessage("bot", response, '', [], botId);
794 - }, botId);
795 - }
796 - }
797 -}
798 -
799 -// Update your existing sendMessageToChatbot function
800 -function sendMessageToChatbot(message, botId) {
801 - botId = botId || 'default';
802 - MxChatInstances.ensureSession(botId);
803 -
804 - // ADD PROMPT HOOK HERE
805 - if (typeof customMxChatFilter === 'function') {
806 - message = customMxChatFilter(message, "prompt");
807 - }
808 -
809 - // Don't disable input in live agent mode - let users chat freely
810 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
811 - var isAgentMode = modeIndicator && modeIndicator.textContent === 'Live Agent';
812 - if (!isAgentMode) {
813 - disableChatInput(botId);
814 - }
815 -
816 - var sessionId = getChatSession(botId);
817 -
818 - if (hasQuickQuestions(botId)) {
819 - collapseQuickQuestions(botId);
820 - }
821 - appendThinkingMessage(botId);
822 - scrollToBottom(botId);
823 -
824 - const currentModel = mxchatChat.model || 'gpt-5.6-sol';
825 -
826 - // Check if streaming is enabled AND supported for this model
827 - if (shouldUseStreaming(currentModel)) {
828 - callMxChatStream(message, function(response) {
829 - // Final content — release aria-busy so the reply announces once (67f126).
830 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message').attr('aria-busy', 'false');
831 - }, botId);
832 - } else {
833 - callMxChat(message, function(response) {
834 - getElement(botId, 'chat-box').find('.temporary-message').remove();
835 - replaceLastMessage("bot", response, '', [], botId);
836 - }, botId);
837 - }
838 -}
839 -
840 -// Updated shouldUseStreaming function with debugging
841 -function shouldUseStreaming(model) {
842 - // Check if streaming is enabled in settings (using your toggle naming pattern)
843 - const streamingEnabled = mxchatChat.enable_streaming_toggle === 'on';
844 -
845 - // Check if model supports streaming
846 - const streamingSupported = isStreamingSupported(model);
847 -
848 -
849 - // Only use streaming if both enabled and supported
850 - return streamingEnabled && streamingSupported;
851 -}
852 -
853 -// Helper function to handle chat mode updates
854 -function handleChatModeUpdates(response, responseText) {
855 - // Check for explicit chat mode in response (THIS IS THE KEY FIX)
856 - if (response.chat_mode) {
857 - updateChatModeIndicator(response.chat_mode);
858 - return; // Return early since we found explicit mode
859 - }
860 - // Check for fallback response chat mode
861 - else if (response.fallbackResponse && response.fallbackResponse.chat_mode) {
862 - updateChatModeIndicator(response.fallbackResponse.chat_mode);
863 - return; // Return early since we found explicit mode
864 - }
865 -
866 - // Only do text-based detection if no explicit mode was provided
867 - // Check for specific AI chatbot response text
868 - if (responseText === 'You are now chatting with the AI chatbot.' ||
869 - responseText.includes('now chatting with the AI') ||
870 - responseText.includes('switched to AI mode') ||
871 - responseText.includes('AI chatbot is now')) {
872 - updateChatModeIndicator('ai');
873 - }
874 - // Check for agent transfer messages
875 - else if (responseText.includes('agent') &&
876 - (responseText.includes('transfer') || responseText.includes('connected'))) {
877 - updateChatModeIndicator('agent');
878 - }
879 -}
880 -
881 -// Function to get bot ID from any element or wrapper
882 -// If element is provided, finds the bot ID from its wrapper
883 -// If no element, returns 'default' (for backward compatibility)
884 -function getMxChatBotId(element) {
885 - if (element) {
886 - return getBotIdFromElement(element);
887 - }
888 - // Fallback: find first chatbot wrapper on page
889 - const chatbotWrapper = document.querySelector('.mxchat-chatbot-wrapper');
890 - return chatbotWrapper ? chatbotWrapper.getAttribute('data-bot-id') || 'default' : 'default';
891 -}
892 -
893 -function callMxChat(message, callback, botId) {
894 - botId = botId || getMxChatBotId();
895 -
896 - // Streaming fallbacks land here: drop any leftover stream handle and
897 - // return the button to its send state (no-op for plain non-stream turns).
898 - if (mxchatActiveStreams[botId]) {
899 - delete mxchatActiveStreams[botId];
900 - }
901 - mxchatRestoreSendButton(botId);
902 -
903 - // Store the message in case we need to retry after session reset
904 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
905 -
906 - // Get page context if contextual awareness is enabled
907 - const pageContext = getPageContext();
908 -
909 - // Get instance for session start timestamp (used when persistence is OFF)
910 - var instance = MxChatInstances.get(botId);
911 -
912 - // Guarantee a non-null session_id before the AJAX leaves. ensureSession() is idempotent
913 - // and returns the guaranteed-present session id from the in-memory instance even when
914 - // cookie/localStorage writes are silently blocked by the browser.
915 - var sessionId = MxChatInstances.ensureSession(botId);
916 - if (!sessionId || sessionId === 'null' || sessionId === 'undefined') {
917 - // Last-resort generation to ensure we never POST a null marker.
918 - sessionId = generateSessionId();
919 - MxChatInstances.setChatSession(botId, sessionId);
920 - }
921 -
922 - // Wait for the page-cache nonce refresh to complete before firing the
923 - // chat-send AJAX. On cached pages the inline mxchatChat.nonce is stale
924 - // until refreshNonceIfNeeded() returns; constructing ajaxData inside the
925 - // callback guarantees we read the fresh value. See plan-c5457f.
926 - refreshNonceIfNeeded(function() {
927 - // Prepare AJAX data
928 - const ajaxData = {
929 - action: 'mxchat_handle_chat_request',
930 - message: message,
931 - session_id: sessionId,
932 - nonce: mxchatChat.nonce,
933 - current_page_url: window.location.href,
934 - current_page_title: document.title,
935 - bot_id: botId,
936 - // Pass session start timestamp so AI context matches what user sees
937 - session_start_timestamp: instance.sessionStartTimestamp || 0
938 - };
939 -
940 - // Add page context if available
941 - if (pageContext) {
942 - ajaxData.page_context = JSON.stringify(pageContext);
943 - }
944 -
945 - // CHECK FOR VISION FLAGS AND ADD THEM
946 - if (window.mxchatVisionProcessed) {
947 - ajaxData.vision_processed = true;
948 - ajaxData.original_user_message = window.mxchatOriginalMessage || message;
949 - ajaxData.vision_images_count = window.mxchatVisionImagesCount || 0;
950 - // Clear the flags after use
951 - window.mxchatVisionProcessed = false;
952 - window.mxchatOriginalMessage = null;
953 - window.mxchatVisionImagesCount = 0;
954 - }
955 -
956 - $.ajax({
957 - url: mxchatChat.ajax_url,
958 - type: 'POST',
959 - dataType: 'json',
960 - data: ajaxData,
961 - success: function(response) {
962 - // IMMEDIATE CHAT MODE UPDATE - This should be FIRST
963 - if (response.chat_mode) {
964 - updateChatModeIndicator(response.chat_mode, botId);
965 - }
966 -
967 - // Also check in data property if response is wrapped
968 - if (response.data && response.data.chat_mode) {
969 - updateChatModeIndicator(response.data.chat_mode, botId);
970 - }
971 -
972 - // SECURITY FIX: Check for errors FIRST before checking for success
973 - // This ensures API errors (quota exceeded, invalid key, rate limit) are properly displayed
974 - if (response.success === false || (response.data && response.data.error_message)) {
975 - let errorMessage = "";
976 - let errorCode = "";
977 -
978 - // Check various possible error locations in the response
979 - if (response.data && response.data.error_message) {
980 - errorMessage = response.data.error_message;
981 - errorCode = response.data.error_code || "";
982 - } else if (response.error_message) {
983 - errorMessage = response.error_message;
984 - errorCode = response.error_code || "";
985 - } else if (response.message) {
986 - errorMessage = response.message;
987 - } else if (typeof response.data === 'string') {
988 - errorMessage = response.data;
989 - } else {
990 - // Fallback for any other unexpected response format
991 - errorMessage = "An error occurred. Please try again or contact support.";
992 - }
993 -
994 - // Handle session reset action (IP changed, session expired, etc.)
995 - // Silent reset — keep chat UI intact, just get a new session and retry
996 - if (response.data && response.data.action === 'reset_session') {
997 - MxChatInstances.silentResetSession(botId);
998 - // Re-send the original message with the new session (user message is already displayed)
999 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
1000 - if (originalMessage) {
1001 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
1002 - var currentModel = mxchatChat.model || 'gpt-5.6-sol';
1003 - if (shouldUseStreaming(currentModel)) {
1004 - callMxChatStream(originalMessage, function(response) {
1005 - // Final content — release aria-busy so the reply announces once (67f126).
1006 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').removeClass('temporary-message').attr('aria-busy', 'false');
1007 - }, botId);
1008 - } else {
1009 - callMxChat(originalMessage, function(response) {
1010 - replaceLastMessage("bot", response, '', [], botId);
1011 - }, botId);
1012 - }
1013 - }
1014 - return;
1015 - }
1016 -
1017 - // Format user-friendly error message
1018 - let displayMessage = errorMessage;
1019 -
1020 - // Customize message for admin users
1021 - if (mxchatChat.is_admin) {
1022 - // For admin users, show more technical details including error code
1023 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
1024 - }
1025 -
1026 - replaceLastMessage("bot", displayMessage, '', [], botId);
1027 - return; // Exit early for errors
1028 - }
1029 -
1030 - // NOW check if this is a successful response by looking for text, html, or message fields
1031 - // This preserves compatibility with your server response format
1032 - if (response.text !== undefined || response.html !== undefined || response.message !== undefined ||
1033 - (response.success === true && response.data && response.data.status === 'waiting_for_agent')) {
1034 -
1035 - // Handle successful response - this is your original success handling code
1036 -
1037 - // Handle other responses
1038 - let responseText = response.text || '';
1039 - let responseHtml = response.html || '';
1040 - let responseMessage = response.message || '';
1041 -
1042 - // Add PDF filename handling
1043 - if (response.data && response.data.filename) {
1044 - showActivePdf(response.data.filename, botId);
1045 - var instance = MxChatInstances.get(botId);
1046 - instance.activePdfFile = response.data.filename;
1047 - }
1048 -
1049 - // Add redirect check here
1050 - if (response.redirect_url) {
1051 - if (responseText) {
1052 - replaceLastMessage("bot", responseText, '', [], botId);
1053 - }
1054 - setTimeout(() => {
1055 - window.location.href = response.redirect_url;
1056 - }, 1500);
1057 - return;
1058 - }
1059 -
1060 - // Check for live agent response
1061 - if (response.success && response.data && response.data.status === 'waiting_for_agent') {
1062 - removeThinkingDots(botId);
1063 - updateChatModeIndicator('agent', botId);
1064 - enableChatInput(botId);
1065 - return;
1066 - }
1067 -
1068 - // Handle the message and show notification if chat is hidden
1069 - if (responseText || responseHtml || responseMessage) {
1070 -
1071 - // ADD RESPONSE HOOKS HERE - BEFORE DISPLAYING
1072 - if (responseText && typeof customMxChatFilter === 'function') {
1073 - responseText = customMxChatFilter(responseText, "response");
1074 - }
1075 - if (responseMessage && typeof customMxChatFilter === 'function') {
1076 - responseMessage = customMxChatFilter(responseMessage, "response");
1077 - }
1078 -
1079 - // Update the messages as before
1080 - if (responseText && responseHtml) {
1081 - replaceLastMessage("bot", responseText, responseHtml, [], botId);
1082 - } else if (responseText) {
1083 - replaceLastMessage("bot", responseText, '', [], botId);
1084 - } else if (responseHtml) {
1085 - replaceLastMessage("bot", "", responseHtml, [], botId);
1086 - } else if (responseMessage) {
1087 - replaceLastMessage("bot", responseMessage, '', [], botId);
1088 - }
1089 -
1090 - // Check if chat is hidden and show notification
1091 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
1092 - if ($floatingChatbot.hasClass('hidden')) {
1093 - var $badge = getElement(botId, 'chat-notification-badge');
1094 - if ($badge.length) {
1095 - $badge.show();
1096 - }
1097 - }
1098 - } else {
1099 - var emptyMsg = "I received an empty response. Please try again or contact support if this persists.";
1100 - if (response.vectorstore_error) {
1101 - emptyMsg = "I received an empty response. Debug info: " + response.vectorstore_error;
1102 - }
1103 - replaceLastMessage("bot", emptyMsg, '', [], botId);
1104 - }
1105 -
1106 - if (response.message_id) {
1107 - var instance = MxChatInstances.get(botId);
1108 - instance.lastSeenMessageId = response.message_id;
1109 - }
1110 -
1111 - return;
1112 - }
1113 -
1114 - // Fallback for truly unexpected response formats
1115 - replaceLastMessage("bot", "Unexpected response format. Please try again or contact support.", '', [], botId);
1116 - },
1117 - error: function(xhr, status, error) {
1118 - let errorMessage = "An unexpected error occurred.";
1119 -
1120 - // Try to parse the response if it's JSON
1121 - try {
1122 - const responseJson = JSON.parse(xhr.responseText);
1123 -
1124 - if (responseJson.data && responseJson.data.error_message) {
1125 - errorMessage = responseJson.data.error_message;
1126 - } else if (responseJson.message) {
1127 - errorMessage = responseJson.message;
1128 - }
1129 - } catch (e) {
1130 - // Not JSON or parsing failed, use HTTP status based messages
1131 - if (xhr.status === 0) {
1132 - errorMessage = "Network error: Please check your internet connection.";
1133 - } else if (xhr.status === 403) {
1134 - errorMessage = "Access denied: Your session may have expired. Please refresh the page.";
1135 - } else if (xhr.status === 404) {
1136 - errorMessage = "API endpoint not found. Please contact support.";
1137 - } else if (xhr.status === 429) {
1138 - errorMessage = "Too many requests. Please try again in a moment.";
1139 - } else if (xhr.status >= 500) {
1140 - errorMessage = "Server error: The server encountered an issue. Please try again later.";
1141 - }
1142 - }
1143 -
1144 - replaceLastMessage("bot", errorMessage, '', [], botId);
1145 - }
1146 - });
1147 - }); // refreshNonceIfNeeded
1148 -}
1149 -
1150 -function callMxChatStream(message, callback, botId) {
1151 - botId = botId || getMxChatBotId();
1152 -
1153 - // Store the message in case we need to retry after session reset
1154 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', message);
1155 -
1156 - const currentModel = mxchatChat.model || 'gpt-5.6-sol';
1157 - if (!isStreamingSupported(currentModel)) {
1158 - callMxChat(message, callback, botId);
1159 - return;
1160 - }
1161 -
1162 - // Get page context if contextual awareness is enabled
1163 - const pageContext = getPageContext();
1164 -
1165 - // Get instance for session start timestamp (used when persistence is OFF)
1166 - var instance = MxChatInstances.get(botId);
1167 -
1168 - // Guarantee a non-null session_id before the fetch. FormData.append() stringifies any
1169 - // non-string value via String(), so passing `null` would POST the literal string "null"
1170 - // and land in the transcripts table as a ghost session. ensureSession() always returns
1171 - // a real string even when cookies/localStorage are blocked.
1172 - var streamSessionId = MxChatInstances.ensureSession(botId);
1173 - if (!streamSessionId || streamSessionId === 'null' || streamSessionId === 'undefined') {
1174 - streamSessionId = generateSessionId();
1175 - MxChatInstances.setChatSession(botId, streamSessionId);
1176 - }
1177 -
1178 - // Wait for the page-cache nonce refresh before constructing formData (which
1179 - // captures mxchatChat.nonce by value). Mirrors callMxChat's wrapping. See plan-c5457f.
1180 - refreshNonceIfNeeded(function() {
1181 - const formData = new FormData();
1182 - formData.append('action', 'mxchat_stream_chat');
1183 - formData.append('message', message);
1184 - formData.append('session_id', streamSessionId);
1185 - formData.append('nonce', mxchatChat.nonce);
1186 - formData.append('current_page_url', window.location.href);
1187 - formData.append('current_page_title', document.title);
1188 - formData.append('bot_id', botId);
1189 - // Pass session start timestamp so AI context matches what user sees
1190 - formData.append('session_start_timestamp', instance.sessionStartTimestamp || 0);
1191 -
1192 - // Add page context if available
1193 - if (pageContext) {
1194 - formData.append('page_context', JSON.stringify(pageContext));
1195 - }
1196 -
1197 - // CHECK FOR VISION FLAGS AND ADD THEM
1198 - if (window.mxchatVisionProcessed) {
1199 - formData.append('vision_processed', 'true');
1200 - formData.append('original_user_message', window.mxchatOriginalMessage || message);
1201 - formData.append('vision_images_count', window.mxchatVisionImagesCount || '0');
1202 - // Clear the flags after use
1203 - window.mxchatVisionProcessed = false;
1204 - window.mxchatOriginalMessage = null;
1205 - window.mxchatVisionImagesCount = 0;
1206 - }
1207 -
1208 - let accumulatedContent = '';
1209 - let testingDataReceived = false;
1210 - let streamingStarted = false;
1211 - // Server-pushed html to append as its OWN bot bubble once the stream
1212 - // finishes (e.g. the consent-safe YouTube embed, plan 03ba33). Rendering is
1213 - // deferred to [DONE] so the embed always lands BELOW the streamed text.
1214 - let pendingAppendHtml = '';
1215 -
1216 - // Abortable stream: a fresh controller per turn, keyed by bot instance.
1217 - // The Stop control (send button swapped in place) aborts both the read
1218 - // loop and the underlying request.
1219 - var streamControl = { controller: new AbortController(), aborted: false };
1220 - mxchatActiveStreams[botId] = streamControl;
1221 - mxchatShowStopButton(botId);
1222 -
1223 - fetch(mxchatChat.ajax_url, {
1224 - method: 'POST',
1225 - body: formData,
1226 - credentials: 'same-origin',
1227 - signal: streamControl.controller.signal
1228 - })
1229 - .then(response => {
1230 - // Store the response for potential fallback handling
1231 - const responseClone = response.clone();
1232 -
1233 - if (!response.ok) {
1234 - // Try to get error details from response
1235 - return responseClone.json().then(errorData => {
1236 - throw { isServerError: true, data: errorData };
1237 - }).catch(() => {
1238 - throw new Error('Network response was not ok');
23 + // Replace typing indicator with actual response
24 + replaceLastMessage("bot", response);
1239 25 });
1240 26 }
1241 -
1242 - // Check if response is JSON instead of streaming
1243 - const contentType = response.headers.get('content-type');
1244 - if (contentType && contentType.includes('application/json')) {
1245 - return responseClone.json().then(data => {
1246 - // IMMEDIATE CHAT MODE UPDATE for JSON response
1247 - if (data.chat_mode) {
1248 - updateChatModeIndicator(data.chat_mode, botId);
1249 - }
1250 -
1251 - // Check for testing panel
1252 - if (window.mxchatTestPanelInstance && data.testing_data) {
1253 - window.mxchatTestPanelInstance.handleTestingData(data.testing_data);
1254 - }
1255 -
1256 - // Handle the JSON response directly
1257 - handleNonStreamResponse(data, callback, botId);
1258 - return Promise.resolve(); // Prevent further processing
1259 - });
1260 27 }
1261 28
1262 - // Continue with streaming processing
1263 - const reader = response.body.getReader();
1264 - const decoder = new TextDecoder();
1265 - 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();
1266 33
1267 - function processStream() {
1268 - reader.read().then(({ done, value }) => {
1269 - if (done) {
1270 - // If streaming completed but no content was received, try to get response as fallback
1271 - if (!streamingStarted || !accumulatedContent) {
1272 - // Try to read the response as JSON
1273 - responseClone.text().then(text => {
1274 - try {
1275 - const data = JSON.parse(text);
1276 - if (data.text || data.message || data.html) {
1277 - handleNonStreamResponse(data, callback, botId);
1278 - } else {
1279 - // No valid data, fall back to regular call
1280 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1281 - callMxChat(message, callback, botId);
1282 - }
1283 - } catch (e) {
1284 - // Could not parse, fall back to regular call
1285 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1286 - callMxChat(message, callback, botId);
1287 - }
1288 - }).catch(() => {
1289 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1290 - callMxChat(message, callback, botId);
1291 - });
1292 - return;
1293 - }
1294 -
1295 - // Re-enable chat input when stream ends with content
1296 - enableChatInput(botId);
1297 -
1298 - // Scroll the user's last message to the top now that the
1299 - // bot's full reply has rendered (gives max reading room).
1300 - var $chatBoxDone = getElement(botId, 'chat-box');
1301 - var $lastUserMsgDone = $chatBoxDone.find('.user-message').last();
1302 - if ($lastUserMsgDone.length) {
1303 - scrollElementToTop($lastUserMsgDone, botId);
1304 - }
1305 -
1306 - if (callback) {
1307 - callback(accumulatedContent);
1308 - }
1309 - return;
1310 - }
1311 -
1312 - buffer += decoder.decode(value, { stream: true });
1313 - const lines = buffer.split('\n');
1314 - buffer = lines.pop() || '';
1315 -
1316 - for (const line of lines) {
1317 - if (line.startsWith('data: ')) {
1318 - const data = line.substring(6);
1319 -
1320 - if (data === '[DONE]') {
1321 - if (!accumulatedContent) {
1322 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1323 - callMxChat(message, callback, botId);
1324 - return;
1325 - }
1326 -
1327 - // Re-enable chat input after streaming completes
1328 - enableChatInput(botId);
1329 -
1330 - // Render any server-pushed appendix html (e.g. the
1331 - // YouTube embed) as its own bot bubble below the
1332 - // streamed text — mirrors how it is saved in the
1333 - // transcript, so history replays identically.
1334 - if (pendingAppendHtml) {
1335 - appendMessage("bot", "", pendingAppendHtml, [], false, botId);
1336 - pendingAppendHtml = '';
1337 - }
1338 -
1339 - // Scroll the user's last message to the top now
1340 - // that the bot's full reply has rendered.
1341 - var $chatBoxStreamDone = getElement(botId, 'chat-box');
1342 - var $lastUserMsgStreamDone = $chatBoxStreamDone.find('.user-message').last();
1343 - if ($lastUserMsgStreamDone.length) {
1344 - scrollElementToTop($lastUserMsgStreamDone, botId);
1345 - }
1346 -
1347 - if (callback) {
1348 - callback(accumulatedContent);
1349 - }
1350 - return;
1351 - }
1352 -
1353 - try {
1354 - const json = JSON.parse(data);
1355 -
1356 - // IMMEDIATE CHAT MODE UPDATE FOR STREAMING
1357 - if (json.chat_mode) {
1358 - updateChatModeIndicator(json.chat_mode, botId);
1359 - }
1360 -
1361 - // Handle testing data
1362 - if (json.testing_data && !testingDataReceived) {
1363 - if (window.mxchatTestPanelInstance) {
1364 - window.mxchatTestPanelInstance.handleTestingData(json.testing_data);
1365 - testingDataReceived = true;
1366 - }
1367 - }
1368 - // Handle content streaming
1369 - else if (json.content) {
1370 - streamingStarted = true;
1371 - accumulatedContent += json.content;
1372 - updateStreamingMessage(accumulatedContent, botId);
1373 - }
1374 - // Stash appendix html (e.g. video embed) for [DONE]
1375 - else if (json.append_html) {
1376 - pendingAppendHtml = json.append_html;
1377 - }
1378 - // Server-side final pass changed the assembled text
1379 - // (ffef6f: dead-link stripping) — swap the rendered
1380 - // bubble for the validated version. Arrives at most
1381 - // once, just before [DONE].
1382 - else if (json.replace_content) {
1383 - streamingStarted = true;
1384 - accumulatedContent = json.replace_content;
1385 - updateStreamingMessage(accumulatedContent, botId);
1386 - }
1387 - // Handle complete response in stream (fallback response)
1388 - else if (json.text || json.message || json.html) {
1389 - handleNonStreamResponse(json, callback, botId);
1390 - return;
1391 - }
1392 - // Handle errors
1393 - else if (json.error) {
1394 -
1395 - // Get error message from various possible fields
1396 - let errorMessage = json.error_message || json.message || json.text ||
1397 - (typeof json.error === 'string' ? json.error : 'An error occurred. Please try again.');
1398 -
1399 - // Re-enable chat input on error
1400 - enableChatInput(botId);
1401 -
1402 - // Display the error directly in the chat
1403 - replaceLastMessage("bot", errorMessage, '', [], botId);
1404 -
1405 - if (callback) {
1406 - callback(errorMessage);
1407 - }
1408 - return;
1409 - }
1410 - } catch (e) {
1411 - // SSE data parsing error - silently continue
1412 - }
1413 - }
1414 - }
1415 -
1416 - processStream();
1417 - }).catch(streamError => {
1418 - if (mxchatHandleStreamAbort(botId, accumulatedContent, callback)) return;
1419 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1420 - callMxChat(message, callback, botId);
1421 - });
1422 - }
1423 -
1424 - processStream();
1425 - })
1426 - .catch(error => {
1427 - if (mxchatHandleStreamAbort(botId, accumulatedContent, callback)) return;
1428 - // Check if we have server error data with chat mode
1429 - if (error && error.isServerError && error.data) {
1430 - // Check for chat mode in error data
1431 - if (error.data.chat_mode) {
1432 - updateChatModeIndicator(error.data.chat_mode, botId);
1433 - }
1434 -
1435 - handleNonStreamResponse(error.data, callback, botId);
1436 - } else {
1437 - // Only fall back to regular call if we don't have any response data
1438 - getElement(botId, 'chat-box').find('.bot-message.temporary-message').remove();
1439 - callMxChat(message, callback, botId);
1440 - }
1441 - });
1442 - }); // refreshNonceIfNeeded
1443 -}
1444 -
1445 -// Helper function to handle non-streaming responses
1446 -function handleNonStreamResponse(data, callback, botId) {
1447 - botId = botId || 'default';
1448 -
1449 - // IMMEDIATE CHAT MODE UPDATE FOR NON-STREAMING RESPONSES
1450 - if (data.chat_mode) {
1451 - updateChatModeIndicator(data.chat_mode, botId);
1452 - }
1453 -
1454 - // Also check in data property if response is wrapped
1455 - if (data.data && data.data.chat_mode) {
1456 - updateChatModeIndicator(data.data.chat_mode, botId);
1457 - }
1458 -
1459 - // NOTE: Don't remove temporary message here - let replaceLastMessage handle it
1460 - // This prevents a visual gap between thinking dots disappearing and content appearing
1461 -
1462 - // SECURITY FIX: Check for errors FIRST
1463 - if (data.success === false || (data.data && data.data.error_message)) {
1464 - let errorMessage = "";
1465 - let errorCode = "";
1466 -
1467 - // Check various possible error locations
1468 - if (data.data && data.data.error_message) {
1469 - errorMessage = data.data.error_message;
1470 - errorCode = data.data.error_code || "";
1471 - } else if (data.error_message) {
1472 - errorMessage = data.error_message;
1473 - errorCode = data.error_code || "";
1474 - } else if (data.message) {
1475 - errorMessage = data.message;
1476 - } else if (typeof data.data === 'string') {
1477 - errorMessage = data.data;
1478 - } else {
1479 - errorMessage = "An error occurred. Please try again or contact support.";
1480 - }
1481 -
1482 - // Handle session reset action (IP changed, session expired, etc.)
1483 - // Silent reset — keep chat UI intact, just get a new session and retry
1484 - if (data.data && data.data.action === 'reset_session') {
1485 - MxChatInstances.silentResetSession(botId);
1486 - // Re-send the original message with the new session (user message is already displayed)
1487 - var originalMessage = getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message');
1488 - if (originalMessage) {
1489 - getElement(botId, 'mxchat-chatbot-wrapper').find('.mxchat-input-holder textarea').data('pending-message', null);
1490 - var currentModel = mxchatChat.model || 'gpt-5.6-sol';
1491 - if (shouldUseStreaming(currentModel)) {
1492 - callMxChatStream(originalMessage, callback, botId);
1493 - } else {
1494 - callMxChat(originalMessage, callback, botId);
1495 - }
1496 - }
1497 - return;
1498 - }
1499 -
1500 - // Format user-friendly error message
1501 - let displayMessage = errorMessage;
1502 - if (mxchatChat.is_admin) {
1503 - displayMessage = errorMessage + (errorCode ? " (Error code: " + errorCode + ")" : "");
1504 - }
1505 -
1506 - replaceLastMessage("bot", displayMessage, '', [], botId);
1507 -
1508 - if (callback) {
1509 - callback('');
1510 - }
1511 - return; // Exit early for errors
1512 - }
1513 -
1514 - // Check for live agent response
1515 - if (data.success && data.data && data.data.status === 'waiting_for_agent') {
1516 - removeThinkingDots(botId);
1517 - // Also remove any leftover bot-message that lost its temporary-message class
1518 - var $chatBox = getElement(botId, 'chat-box');
1519 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
1520 - updateChatModeIndicator('agent', botId);
1521 - enableChatInput(botId);
1522 - if (callback) {
1523 - callback('');
1524 - }
1525 - return;
1526 - }
1527 -
1528 - // Handle different response formats
1529 - if (data.text || data.html || data.message) {
1530 -
1531 - // Apply response hooks
1532 - if (data.text && typeof customMxChatFilter === 'function') {
1533 - data.text = customMxChatFilter(data.text, "response");
1534 - }
1535 - if (data.message && typeof customMxChatFilter === 'function') {
1536 - data.message = customMxChatFilter(data.message, "response");
1537 - }
1538 -
1539 - // Display the response
1540 - if (data.text && data.html) {
1541 - replaceLastMessage("bot", data.text, data.html, [], botId);
1542 - } else if (data.text) {
1543 - replaceLastMessage("bot", data.text, '', [], botId);
1544 - } else if (data.html) {
1545 - replaceLastMessage("bot", "", data.html, [], botId);
1546 - } else if (data.message) {
1547 - replaceLastMessage("bot", data.message, '', [], botId);
1548 - }
1549 - }
1550 -
1551 - // Handle other response properties
1552 - if (data.data && data.data.filename) {
1553 - showActivePdf(data.data.filename, botId);
1554 - var instance = MxChatInstances.get(botId);
1555 - instance.activePdfFile = data.data.filename;
1556 - }
1557 -
1558 - if (data.redirect_url) {
1559 - setTimeout(() => {
1560 - window.location.href = data.redirect_url;
1561 - }, 1500);
1562 - }
1563 -
1564 - // Ensure chat input is re-enabled (safety net for edge cases)
1565 - enableChatInput(botId);
1566 -
1567 - if (callback) {
1568 - callback(data.text || data.message || '');
1569 - }
1570 -}
1571 -
1572 -// Enhanced updateChatModeIndicator function for immediate DOM updates
1573 -function updateChatModeIndicator(mode, botId) {
1574 - botId = botId || 'default';
1575 - const indicator = getElementDOM(botId, 'chat-mode-indicator');
1576 - if (indicator) {
1577 - const oldText = indicator.textContent;
1578 -
1579 - if (mode === 'agent') {
1580 - indicator.textContent = 'Live Agent';
1581 - startPolling(botId);
1582 - } else {
1583 - // Everything else is AI mode
1584 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1585 - indicator.textContent = customAiText;
1586 - stopPolling(botId);
1587 - }
1588 -
1589 - // Force immediate DOM update and reflow
1590 - if (oldText !== indicator.textContent) {
1591 - // Force a reflow to ensure the change is visible immediately
1592 - indicator.style.display = 'none';
1593 - indicator.offsetHeight; // Trigger reflow
1594 - indicator.style.display = '';
1595 -
1596 - // Double-check after a brief moment to ensure the change stuck
1597 - setTimeout(() => {
1598 - if (mode === 'agent' && indicator.textContent !== 'Live Agent') {
1599 - indicator.textContent = 'Live Agent';
1600 - } else if (mode !== 'agent' && indicator.textContent === 'Live Agent') {
1601 - const customAiText = indicator.getAttribute('data-ai-text') || 'AI Agent';
1602 - indicator.textContent = customAiText;
1603 - }
1604 - }, 50);
1605 - }
1606 - }
1607 -}
1608 -
1609 -// Function to update message during streaming
1610 -function updateStreamingMessage(content, botId) {
1611 - botId = botId || 'default';
1612 -
1613 - // ADD RESPONSE HOOK FOR REAL-TIME STREAMING
1614 - if (typeof customMxChatFilter === 'function') {
1615 - content = customMxChatFilter(content, "response");
1616 - }
1617 -
1618 - const formattedContent = linkify(content);
1619 -
1620 - // Find the temporary message in this bot's chat box
1621 - var $chatBox = getElement(botId, 'chat-box');
1622 - const tempMessage = $chatBox.find('.bot-message.temporary-message').last();
1623 -
1624 - if (tempMessage.length) {
1625 - // aria-busy=true for the whole stream: the bubble is rewritten on
1626 - // every chunk, and without busy a polite live region announces those
1627 - // rewrites continuously. Flipped false once the reply is final, so
1628 - // assistive tech announces the completed message ONCE (plan 67f126).
1629 - if (tempMessage.attr('aria-busy') !== 'true') {
1630 - tempMessage.attr('aria-busy', 'true');
1631 - }
1632 - // Update existing message
1633 - tempMessage.html(formattedContent);
1634 - } else {
1635 - // Create new temporary message if it doesn't exist
1636 - appendMessage("bot", content, '', [], true, botId);
1637 - }
1638 -}
1639 -
1640 -function isStreamingSupported(model) {
1641 - if (!model) return false;
1642 -
1643 - const modelPrefix = model.split('-')[0].toLowerCase();
1644 -
1645 - // Support streaming for OpenAI, Claude, Grok, DeepSeek, and OpenRouter models
1646 - const isSupported = modelPrefix === 'gpt' ||
1647 - modelPrefix === 'o1' ||
1648 - modelPrefix === 'claude' ||
1649 - modelPrefix === 'grok' ||
1650 - modelPrefix === 'deepseek' ||
1651 - model === 'openrouter'; // Add this line - check full model name for OpenRouter
1652 -
1653 - return isSupported;
1654 -}
1655 -
1656 -// Update the event handlers to use the correct function names (using event delegation)
1657 -// Use class-based selectors for multi-instance support
1658 -$(document).on('click', '.send-button', function() {
1659 - var botId = getBotIdFromElement(this);
1660 - // While a response is streaming the button is a Stop control.
1661 - if (this.classList.contains('mxchat-stop-mode')) {
1662 - // Same click that just started this stream (an add-on's direct handler
1663 - // ran before this delegated one) — not a Stop press. See
1664 - // mxchatShowStopButton for the full story (plan-4bba64).
1665 - if (this.__mxchatStopJustShown) return;
1666 - mxchatStopStreaming(botId);
1667 - return;
1668 - }
1669 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1670 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1671 - disableChatInput(botId);
1672 - }
1673 - sendMessage(botId);
1674 -});
1675 -
1676 -// Override enter key handler (using event delegation)
1677 -$(document).on('keypress', '.chat-input', function(e) {
1678 - if (e.which == 13 && !e.shiftKey) {
1679 - e.preventDefault();
1680 - var botId = getBotIdFromElement(this);
1681 - var modeIndicator = getElementDOM(botId, 'chat-mode-indicator');
1682 - if (!(modeIndicator && modeIndicator.textContent === 'Live Agent')) {
1683 - disableChatInput(botId);
1684 - }
1685 - sendMessage(botId);
1686 - }
1687 -});
1688 -
1689 -// Chat input character counter + soft limit feedback (plan 7091a2).
1690 -// Language-neutral: numbers + color only, no translatable strings. The counter
1691 -// reveals near the cap and ramps neutral -> amber -> red; an over-limit keystroke
1692 -// or trimmed paste produces a brief border-flash/shake so the maxlength cap (plan
1693 -// a3fae2) is never a silent "input jumps back". Per-bot scoped via .input-container.
1694 -function mxchatUpdateCharCounter(inputEl) {
1695 - if (!inputEl || !inputEl.closest) return;
1696 - var max = parseInt(inputEl.getAttribute('maxlength'), 10);
1697 - var container = inputEl.closest('.input-container');
1698 - if (!container || !max || max <= 0) return;
1699 - var counter = container.querySelector('.mxchat-char-counter');
1700 - if (!counter) return;
1701 - var len = inputEl.value.length;
1702 - var ratio = len / max;
1703 - var nearThreshold = 0.8; // start surfacing the counter at 80% of the cap
1704 - var cur = counter.querySelector('.mxchat-char-counter-current');
1705 - if (cur) cur.textContent = len;
1706 - var warn = ratio >= nearThreshold && len < max;
1707 - var full = len >= max;
1708 - counter.classList.toggle('is-visible', ratio >= nearThreshold);
1709 - counter.classList.toggle('is-warn', warn);
1710 - counter.classList.toggle('is-full', full);
1711 - container.classList.toggle('mxchat-input-near-limit', warn);
1712 - container.classList.toggle('mxchat-input-at-limit', full);
1713 -}
1714 -
1715 -function mxchatBumpInput(inputEl) {
1716 - var container = inputEl && inputEl.closest ? inputEl.closest('.input-container') : null;
1717 - if (!container) return;
1718 - container.classList.remove('mxchat-input-bump');
1719 - void container.offsetWidth; // reflow so a rapid second hit retriggers the animation
1720 - container.classList.add('mxchat-input-bump');
1721 - clearTimeout($(container).data('mxchatBumpTimeout'));
1722 - var t = setTimeout(function() { container.classList.remove('mxchat-input-bump'); }, 220);
1723 - $(container).data('mxchatBumpTimeout', t);
1724 -}
1725 -
1726 -// Live counter update on every input.
1727 -$(document).on('input', '.chat-input', function() {
1728 - mxchatUpdateCharCounter(this);
1729 -});
1730 -
1731 -// Visible "you've hit the edge" feedback when a printable keystroke is about to be
1732 -// rejected at the cap (maxlength silently swallows it otherwise).
1733 -$(document).on('keydown', '.chat-input', function(e) {
1734 - var max = parseInt(this.getAttribute('maxlength'), 10);
1735 - if (!max || max <= 0 || this.value.length < max) return;
1736 - if (e.ctrlKey || e.metaKey || e.altKey) return;
1737 - // A single printable char with no selection to overwrite WILL be rejected.
1738 - if (e.key && e.key.length === 1 && this.selectionStart === this.selectionEnd) {
1739 - mxchatBumpInput(this);
1740 - }
1741 -});
1742 -
1743 -// A paste that gets trimmed to the cap also bumps, so truncation is never silent.
1744 -$(document).on('paste', '.chat-input', function() {
1745 - var el = this;
1746 - var max = parseInt(el.getAttribute('maxlength'), 10);
1747 - if (!max || max <= 0) return;
1748 - setTimeout(function() {
1749 - mxchatUpdateCharCounter(el);
1750 - if (el.value.length >= max) mxchatBumpInput(el);
1751 - }, 0);
1752 -});
1753 -
1754 -// Builds the list of overflow-menu items for a given bot.
1755 -// Adding a future item is one push to this array — do NOT hardcode "only download."
1756 -function mxchatGetHeaderMenuItems(botId) {
1757 - var items = [];
1758 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1759 -
1760 - // The `print_button_*` keys still gate this item for back-compat with
1761 - // existing user options. The action is now a transcript download, not print.
1762 - if (settings.print_button_enabled === 'on') {
1763 - items.push({
1764 - id: 'download-transcript',
1765 - label: settings.print_button_label || 'Download Transcript',
1766 - 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>',
1767 - action: function() {
1768 - mxchatDownloadTranscript(botId);
1769 - }
1770 - });
1771 - }
1772 -
1773 - // "Start new chat" — surfaces the EXISTING per-conversation reset
1774 - // (MxChatInstances.resetChatSession) so a visitor can start a fresh thread
1775 - // without the site owner disabling chat persistence globally. Default OFF;
1776 - // gated by the reset_chat_enabled option. plan ac2e81.
1777 - if (settings.reset_chat_enabled === 'on') {
1778 - items.push({
1779 - id: 'reset-chat',
1780 - label: settings.reset_chat_label || 'Start new chat',
1781 - 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>',
1782 - action: function() {
1783 - var confirmMsg = settings.reset_chat_confirm || 'Start a new chat? This clears the current conversation.';
1784 - if (window.confirm(confirmMsg)) {
1785 - MxChatInstances.resetChatSession(botId);
1786 - }
1787 - }
1788 - });
1789 - }
1790 -
1791 - return items;
1792 -}
1793 -
1794 -// Builds a clean markdown transcript of the current conversation and triggers
1795 -// a file download. Used by the "Download Transcript" menu item.
1796 -function mxchatDownloadTranscript(botId) {
1797 - var $chatBox = getElement(botId, 'chat-box');
1798 - if (!$chatBox || !$chatBox.length) return;
1799 -
1800 - var settings = (typeof mxchatChat !== 'undefined') ? mxchatChat : {};
1801 - var headerTitle = settings.print_header_title || 'Chat transcript';
1802 - var now = new Date();
1803 - var stamp = now.toLocaleString();
1804 -
1805 - var lines = [];
1806 - lines.push('# ' + headerTitle);
1807 - lines.push('');
1808 - lines.push('Exported: ' + stamp);
1809 - lines.push('');
1810 - lines.push('---');
1811 - lines.push('');
1812 -
1813 - $chatBox.find('.user-message, .bot-message, .agent-message').each(function() {
1814 - var $msg = $(this);
1815 - // Skip thinking placeholders and any in-flight temporary messages.
1816 - if ($msg.find('.thinking-dots').length) return;
1817 - if ($msg.hasClass('temporary-message')) return;
1818 -
1819 - var sender;
1820 - if ($msg.hasClass('user-message')) sender = 'User';
1821 - else if ($msg.hasClass('agent-message')) sender = 'Live Agent';
1822 - else sender = 'AI Agent';
1823 -
1824 - // Strip interactive UI from the cloned message so we get the conversation text.
1825 - var $clone = $msg.clone();
1826 - $clone.find('.copy-button, .message-toolbar, .mxchat-copy, button, script, style').remove();
1827 - var text = $clone.text().replace(/ /g, ' ').replace(/[ \t]+\n/g, '\n').replace(/\n{3,}/g, '\n\n').trim();
1828 - if (!text) return;
1829 -
1830 - lines.push('**' + sender + '**');
1831 - lines.push('');
1832 - lines.push(text);
1833 - lines.push('');
1834 - });
1835 -
1836 - var content = lines.join('\n');
1837 - var iso = now.toISOString().replace(/[:.]/g, '-').slice(0, 19);
1838 - var fname = 'mxchat-transcript-' + iso + '.md';
1839 - var blob = new Blob([content], { type: 'text/markdown;charset=utf-8' });
1840 - var url = URL.createObjectURL(blob);
1841 - var a = document.createElement('a');
1842 - a.href = url;
1843 - a.download = fname;
1844 - a.style.display = 'none';
1845 - document.body.appendChild(a);
1846 - a.click();
1847 - setTimeout(function() {
1848 - if (a.parentNode) a.parentNode.removeChild(a);
1849 - URL.revokeObjectURL(url);
1850 - }, 100);
1851 -}
1852 -
1853 -// Reads the bot bubble's actual computed bg+fg and writes them as CSS vars
1854 -// on the menu wrap, so the dropdown matches whatever paints the bubble —
1855 -// saved options, AI theme CSS, or the mxchat-theme add-on.
1856 -function mxchatSyncMenuColors(botId, $wrap) {
1857 - if (!$wrap || !$wrap.length) return;
1858 - var $bot = $wrap.closest('.mxchat-chatbot-wrapper').find('.bot-message').not('.temporary-message').first();
1859 - if (!$bot.length) return;
1860 - var cs = window.getComputedStyle($bot[0]);
1861 - if (cs.backgroundColor && cs.backgroundColor !== 'rgba(0, 0, 0, 0)' && cs.backgroundColor !== 'transparent') {
1862 - $wrap[0].style.setProperty('--mxchat-menu-bg', cs.backgroundColor);
1863 - }
1864 - // Bot text color usually lives on a child div, not .bot-message itself.
1865 - var $textChild = $bot.find('[style*="color"]').first();
1866 - var fg = ($textChild.length ? window.getComputedStyle($textChild[0]).color : cs.color);
1867 - if (fg) $wrap[0].style.setProperty('--mxchat-menu-fg', fg);
1868 -}
1869 -
1870 -// Renders (or re-renders) the item list for one menu wrap. Split out of
1871 -// mxchatInitHeaderMenu so the dynamic-settings merge (plan-32db95) can
1872 -// rebuild items + trigger visibility WITHOUT re-binding the one-time
1873 -// open/close/keyboard wiring. closeMenu is passed in by the init closure;
1874 -// a rebuild before init (never happens, but harmless) just skips it.
1875 -function mxchatRenderHeaderMenuItems(botId, $wrap, closeMenuFn) {
1876 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1877 - var $menu = $wrap.find('.mxchat-header-menu');
1878 - var items = mxchatGetHeaderMenuItems(botId);
1879 -
1880 - $menu.empty();
1881 -
1882 - if (!items.length) {
1883 - $trigger.hide();
1884 - $menu.hide();
1885 - return;
1886 - }
1887 -
1888 - // Clear any inline display:none a previous zero-item render left behind —
1889 - // open/close visibility is governed by the hidden prop + is-open class.
1890 - $trigger.css('display', '');
1891 - $menu.css('display', '');
1892 -
1893 - items.forEach(function(item, idx) {
1894 - var $btn = $('<button>', {
1895 - type: 'button',
1896 - 'class': 'mxchat-menu-item',
1897 - 'role': 'menuitem',
1898 - 'tabindex': '-1',
1899 - 'data-menu-id': item.id,
1900 - html: '<span class="mxchat-menu-item-icon">' + item.icon + '</span>' +
1901 - '<span class="mxchat-menu-item-label"></span>'
1902 - });
1903 - $btn.find('.mxchat-menu-item-label').text(item.label);
1904 - $btn.on('click', function(e) {
1905 - e.preventDefault();
1906 - e.stopPropagation();
1907 - if (closeMenuFn) closeMenuFn();
1908 - try { item.action(); } catch (err) { /* no-op */ }
1909 - });
1910 - $menu.append($btn);
1911 - });
1912 -}
1913 -
1914 -// Re-render every menu on the page after a dynamic-settings merge
1915 -// (multi-bot: each wrap re-reads its items). An OPEN menu is left alone —
1916 -// swapping items under the user mid-interaction yanks focus — and the
1917 -// rebuild runs when it closes instead (closeMenu checks the pending flag).
1918 -function mxchatRebuildHeaderMenus() {
1919 - $('.mxchat-header-menu-wrap').each(function() {
1920 - var $wrap = $(this);
1921 - var botId = $wrap.data('bot-id');
1922 - if (!botId) return;
1923 - if (!$wrap.data('mxchatMenuReady')) {
1924 - mxchatInitHeaderMenu(botId);
1925 - return;
1926 - }
1927 - if ($wrap.find('.mxchat-header-menu').hasClass('is-open')) {
1928 - $wrap.data('mxchatMenuRebuildPending', true);
1929 - return;
1930 - }
1931 - mxchatRenderHeaderMenuItems(botId, $wrap, $wrap.data('mxchatMenuClose'));
1932 - });
1933 -}
1934 -
1935 -// One-time per-widget init: renders menu items, wires open/close,
1936 -// outside-click, Escape, and arrow-key navigation. If no items, hides the
1937 -// trigger. Wiring happens even when there are zero items at init, so a
1938 -// later dynamic-settings rebuild that adds items has a working trigger.
1939 -function mxchatInitHeaderMenu(botId) {
1940 - var $wrap = $('.mxchat-header-menu-wrap[data-bot-id="' + botId + '"]').first();
1941 - if (!$wrap.length || $wrap.data('mxchatMenuReady')) return;
1942 -
1943 - var $trigger = $wrap.find('.mxchat-menu-trigger');
1944 - var $menu = $wrap.find('.mxchat-header-menu');
1945 -
1946 - // Initial color sync — covers normal page load.
1947 - mxchatSyncMenuColors(botId, $wrap);
1948 -
1949 - function openMenu() {
1950 - // Re-sync each open in case the active theme changed since init.
1951 - mxchatSyncMenuColors(botId, $wrap);
1952 - $menu.prop('hidden', false).attr('aria-hidden', 'false').addClass('is-open');
1953 - $trigger.attr('aria-expanded', 'true');
1954 - // Focus the first item for keyboard users
1955 - setTimeout(function() {
1956 - $menu.find('.mxchat-menu-item').first().attr('tabindex', '0').trigger('focus');
1957 - }, 0);
1958 - }
1959 - function closeMenu(returnFocus) {
1960 - $menu.prop('hidden', true).attr('aria-hidden', 'true').removeClass('is-open');
1961 - $trigger.attr('aria-expanded', 'false');
1962 - $menu.find('.mxchat-menu-item').attr('tabindex', '-1');
1963 - if (returnFocus) $trigger.trigger('focus');
1964 - // A dynamic-settings rebuild that arrived while the menu was open
1965 - // was deferred (mxchatRebuildHeaderMenus) — run it now.
1966 - if ($wrap.data('mxchatMenuRebuildPending')) {
1967 - $wrap.removeData('mxchatMenuRebuildPending');
1968 - mxchatRenderHeaderMenuItems(botId, $wrap, closeMenu);
1969 - }
1970 - }
1971 -
1972 - // Toggle on trigger click — stop propagation so the .chatbot-top-bar
1973 - // click-to-collapse handler does not fire.
1974 - $trigger.on('click', function(e) {
1975 - e.preventDefault();
1976 - e.stopPropagation();
1977 - if ($menu.hasClass('is-open')) closeMenu();
1978 - else openMenu();
1979 - });
1980 -
1981 - // Don't let clicks inside the menu bubble to the top-bar collapse handler.
1982 - $menu.on('click', function(e) {
1983 - e.stopPropagation();
1984 - });
1985 -
1986 - // Outside click closes the menu.
1987 - $(document).on('click.mxchatMenu-' + botId, function(e) {
1988 - if (!$menu.hasClass('is-open')) return;
1989 - if ($wrap.has(e.target).length || $wrap.is(e.target)) return;
1990 - closeMenu();
1991 - });
1992 -
1993 - // Keyboard: Escape closes and returns focus; arrow keys move focus; Enter activates.
1994 - $menu.on('keydown', '.mxchat-menu-item', function(e) {
1995 - var $items = $menu.find('.mxchat-menu-item');
1996 - var idx = $items.index(this);
1997 - if (e.key === 'Escape') {
1998 - e.preventDefault();
1999 - closeMenu(true);
2000 - } else if (e.key === 'ArrowDown') {
2001 - e.preventDefault();
2002 - var $next = $items.eq((idx + 1) % $items.length);
2003 - $items.attr('tabindex', '-1');
2004 - $next.attr('tabindex', '0').trigger('focus');
2005 - } else if (e.key === 'ArrowUp') {
2006 - e.preventDefault();
2007 - var $prev = $items.eq((idx - 1 + $items.length) % $items.length);
2008 - $items.attr('tabindex', '-1');
2009 - $prev.attr('tabindex', '0').trigger('focus');
2010 - } else if (e.key === 'Enter' || e.key === ' ') {
2011 - e.preventDefault();
2012 - $(this).trigger('click');
2013 - }
2014 - });
2015 - $trigger.on('keydown', function(e) {
2016 - if (e.key === 'Escape' && $menu.hasClass('is-open')) {
2017 - e.preventDefault();
2018 - closeMenu(true);
2019 - } else if ((e.key === 'ArrowDown' || e.key === 'Enter' || e.key === ' ') && !$menu.hasClass('is-open')) {
2020 - e.preventDefault();
2021 - openMenu();
2022 - }
2023 - });
2024 -
2025 - // Expose closeMenu for out-of-closure re-renders (mxchatRebuildHeaderMenus),
2026 - // then do the initial item render.
2027 - $wrap.data('mxchatMenuClose', closeMenu);
2028 - mxchatRenderHeaderMenuItems(botId, $wrap, closeMenu);
2029 -
2030 - $wrap.data('mxchatMenuReady', true);
2031 -}
2032 -
2033 -// Initialize header menus for every rendered widget on DOM ready.
2034 -$(function() {
2035 - $('.mxchat-header-menu-wrap').each(function() {
2036 - var botId = $(this).data('bot-id');
2037 - if (botId) mxchatInitHeaderMenu(botId);
2038 - });
2039 -
2040 - // Embedded (non-floating) widgets are open from the moment the page
2041 - // renders — refresh dynamic settings at init (plan-32db95). Floating
2042 - // widgets refresh on first launcher open instead.
2043 - var hasEmbeddedWidget = $('.mxchat-chatbot-wrapper').filter(function() {
2044 - return !$(this).closest('.floating-chatbot').length;
2045 - }).length > 0;
2046 - if (hasEmbeddedWidget) {
2047 - mxchatRefreshDynamicSettings();
2048 - }
2049 -});
2050 -
2051 -function appendMessage(sender, messageText = '', messageHtml = '', images = [], isTemporary = false, botId = 'default') {
2052 - try {
2053 - // Determine styles based on sender type
2054 - let messageClass, bgColor, fontColor;
2055 -
2056 - if (sender === "user") {
2057 - messageClass = "user-message";
2058 - bgColor = userMessageBgColor;
2059 - fontColor = userMessageFontColor;
2060 - // Only sanitize user input
2061 - messageText = sanitizeUserInput(messageText);
2062 - } else if (sender === "agent") {
2063 - messageClass = "agent-message";
2064 - bgColor = liveAgentMessageBgColor;
2065 - fontColor = liveAgentMessageFontColor;
2066 - } else {
2067 - messageClass = "bot-message";
2068 - bgColor = botMessageBgColor;
2069 - fontColor = botMessageFontColor;
2070 - }
2071 -
2072 - const messageDiv = $('<div>')
2073 - .addClass(messageClass)
2074 - .attr('dir', 'auto');
2075 -
2076 - // Only apply inline colors if AI theme is not active (let CSS handle it)
2077 - var skipColors = shouldSkipInlineColors(botId);
2078 - if (skipColors) {
2079 - messageDiv.css({
2080 - 'margin-bottom': '1em'
2081 - });
2082 - } else {
2083 - messageDiv.css({
2084 - 'background': bgColor,
2085 - 'color': fontColor,
2086 - 'margin-bottom': '1em'
2087 - });
2088 - }
2089 -
2090 - // Process the message content - always run linkify to convert markdown
2091 - // links and format text. linkify() handles existing HTML safely via
2092 - // negative lookaheads that skip URLs already inside <a> tags.
2093 - let fullMessage = linkify(messageText);
2094 -
2095 - // Add images if provided
2096 - if (images && images.length > 0) {
2097 - fullMessage += '<div class="image-gallery" dir="auto">';
2098 - images.forEach(img => {
2099 - const safeTitle = sanitizeUserInput(img.title);
2100 - const safeUrl = encodeURI(img.image_url);
2101 - const safeThumbnail = encodeURI(img.thumbnail_url);
2102 -
2103 - fullMessage += `
2104 - <div style="margin-bottom: 10px;">
2105 - <strong>${safeTitle}</strong><br>
2106 - <a href="${safeUrl}" target="_blank">
2107 - <img src="${safeThumbnail}" alt="${safeTitle}" style="max-width: 100px; height: auto; margin: 5px;" />
2108 - </a>
2109 - </div>`;
2110 - });
2111 - fullMessage += '</div>';
2112 - }
2113 -
2114 - // Append HTML content if provided
2115 - if (messageHtml && sender !== "user") {
2116 - // Only add line breaks if there's actual text content before the HTML
2117 - if (fullMessage && fullMessage.trim()) {
2118 - fullMessage += '<br><br>' + messageHtml;
2119 - } else {
2120 - fullMessage = messageHtml;
2121 - }
2122 - }
2123 -
2124 - messageDiv.html(fullMessage);
2125 -
2126 - if (isTemporary) {
2127 - // In-flight bubble: hold aria-busy so the live region stays quiet
2128 - // until the content is finalized (plan 67f126).
2129 - messageDiv.addClass('temporary-message').attr('aria-busy', 'true');
2130 - }
2131 -
2132 - // Append to the correct chatbot instance's chat-box
2133 - var $chatBox = getElement(botId, 'chat-box');
2134 - messageDiv.hide().appendTo($chatBox).fadeIn(300, function() {
2135 - // FIXED: Use event delegation for link tracking
2136 - if (sender === "bot" || sender === "agent") {
2137 - attachLinkTracking(messageDiv, messageText, botId);
2138 - }
2139 -
2140 - if (sender === "bot") {
2141 - const lastUserMessage = $chatBox.find('.user-message').last();
2142 - if (lastUserMessage.length) {
2143 - scrollElementToTop(lastUserMessage, botId);
2144 - }
2145 - }
2146 -
2147 - if ((sender === "bot" || sender === "agent") && !isTemporary) {
2148 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
2149 - }
2150 - });
2151 -
2152 - if (messageText.id) {
2153 - var instance = MxChatInstances.get(botId);
2154 - instance.lastSeenMessageId = messageText.id;
2155 - hideNotification(botId);
2156 - }
2157 - } catch (error) {
2158 - // Error rendering message - silently continue
2159 - }
2160 -}
2161 -
2162 -// Helper function to attach link tracking with proper event handling
2163 -function attachLinkTracking(messageDiv, messageText, botId) {
2164 - botId = botId || 'default';
2165 - // Use a slight delay to ensure DOM is ready
2166 - setTimeout(function() {
2167 - const links = messageDiv.find('a[href]').not('[data-tracked]');
2168 -
2169 - links.each(function() {
2170 - const $link = $(this);
2171 - const originalHref = $link.attr('href');
2172 -
2173 - // Mark as tracked to avoid duplicate handlers
2174 - $link.attr('data-tracked', 'true');
2175 -
2176 - // Only track external URLs
2177 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
2178 - // Remove any existing click handlers first
2179 - $link.off('click.tracking');
2180 -
2181 - // Add new click handler with namespace
2182 - $link.on('click.tracking', function(e) {
2183 - e.preventDefault();
2184 - e.stopPropagation();
2185 -
2186 - const messageContext = typeof messageText === 'string'
2187 - ? messageText.substring(0, 200)
2188 - : '';
2189 -
2190 - // Track the click
2191 - $.ajax({
2192 - url: mxchatChat.ajax_url,
2193 - type: 'POST',
2194 - data: {
2195 - action: 'mxchat_track_url_click',
2196 - session_id: getChatSession(botId),
2197 - url: originalHref,
2198 - message_context: messageContext,
2199 - nonce: mxchatChat.nonce
2200 - },
2201 - complete: function() {
2202 - // Always redirect, even if tracking fails
2203 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
2204 - window.open(originalHref, '_blank');
2205 - } else {
2206 - window.location.href = originalHref;
2207 - }
2208 - }
2209 - });
2210 -
2211 - return false; // Extra insurance to prevent default
2212 - });
2213 - }
2214 - });
2215 - }, 100); // Small delay to ensure DOM is ready
2216 -}
2217 -
2218 -function replaceLastMessage(sender, responseText, responseHtml = '', images = [], botId = 'default') {
2219 - var messageClass = sender === "user" ? "user-message" : sender === "agent" ? "agent-message" : "bot-message";
2220 - var $chatBox = getElement(botId, 'chat-box');
2221 - var lastMessageDiv = $chatBox.find('.bot-message.temporary-message, .agent-message.temporary-message').last();
2222 -
2223 - // Determine styles
2224 - let bgColor, fontColor;
2225 - if (sender === "user") {
2226 - bgColor = userMessageBgColor;
2227 - fontColor = userMessageFontColor;
2228 - } else if (sender === "agent") {
2229 - bgColor = liveAgentMessageBgColor;
2230 - fontColor = liveAgentMessageFontColor;
2231 - } else {
2232 - bgColor = botMessageBgColor;
2233 - fontColor = botMessageFontColor;
2234 - }
2235 -
2236 - // Always run linkify to convert markdown links and format text.
2237 - // linkify() already handles existing HTML (its URL patterns use negative lookaheads
2238 - // to avoid double-processing URLs that are already inside <a> tags).
2239 - var fullMessage = linkify(responseText);
2240 -
2241 - if (responseHtml) {
2242 - // Only add line breaks if there's actual text content before the HTML
2243 - if (fullMessage && fullMessage.trim()) {
2244 - fullMessage += '<br><br>' + responseHtml;
2245 - } else {
2246 - fullMessage = responseHtml;
2247 - }
2248 - }
2249 -
2250 - if (images.length > 0) {
2251 - fullMessage += '<div class="image-gallery" dir="auto">';
2252 - images.forEach(img => {
2253 - fullMessage += `
2254 - <div style="margin-bottom: 10px;">
2255 - <strong>${img.title}</strong><br>
2256 - <a href="${img.image_url}" target="_blank">
2257 - <img src="${img.thumbnail_url}" alt="${img.title}" style="max-width: 100px; height: auto; margin: 5px;" />
2258 - </a>
2259 - </div>`;
2260 - });
2261 - fullMessage += '</div>';
2262 - }
2263 -
2264 - if (lastMessageDiv.length) {
2265 - // Replace content immediately to prevent visual gap between thinking dots and response
2266 - // aria-busy released AFTER the final content is set, so the live region
2267 - // announces the finished message once (plan 67f126).
2268 - lastMessageDiv
2269 - .html(fullMessage)
2270 - .removeClass('bot-message user-message temporary-message')
2271 - .addClass(messageClass)
2272 - .attr('dir', 'auto')
2273 - .attr('aria-busy', 'false');
2274 -
2275 - // Only apply inline colors if AI theme is not active (let CSS handle it)
2276 - var skipColors = mxchatChat.skip_inline_colors || shouldSkipInlineColors(botId);
2277 - if (!skipColors) {
2278 - lastMessageDiv.css({
2279 - 'background-color': bgColor,
2280 - 'color': fontColor,
2281 - });
2282 - }
2283 -
2284 - // Handle link tracking and scroll
2285 - if (sender === "bot" || sender === "agent") {
2286 - attachLinkTracking(lastMessageDiv, responseText, botId);
2287 -
2288 - const lastUserMessage = $chatBox.find('.user-message').last();
2289 - if (lastUserMessage.length) {
2290 - scrollElementToTop(lastUserMessage, botId);
2291 - }
2292 - // Show notification if chat is hidden
2293 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2294 - if ($floatingChatbot.hasClass('hidden')) {
2295 - showNotification(botId);
2296 - }
2297 - }
2298 -
2299 - // Re-enable chat input after response is displayed
2300 - enableChatInput(botId);
2301 -
2302 - if (sender === "bot" || sender === "agent") {
2303 - if (typeof mxchatInitHeaderMenu === 'function') mxchatInitHeaderMenu(botId);
2304 - }
2305 - } else {
2306 - appendMessage(sender, responseText, responseHtml, images, false, botId);
2307 - // Re-enable chat input after response is displayed
2308 - enableChatInput(botId);
2309 - }
2310 -}
2311 -
2312 -
2313 - function appendThinkingMessage(botId) {
2314 - botId = botId || 'default';
2315 -
2316 - // Don't show thinking dots in live agent mode - message is just forwarded to a human
2317 - var indicator = getElementDOM(botId, 'chat-mode-indicator');
2318 - if (indicator && indicator.textContent === 'Live Agent') {
2319 - return;
2320 - }
2321 -
2322 - var $chatBox = getElement(botId, 'chat-box');
2323 -
2324 - // Remove any existing thinking dots in this bot's chat first
2325 - $chatBox.find('.thinking-dots').remove();
2326 -
2327 - // Check if we should skip inline colors (AI theme is active)
2328 - var skipColors = shouldSkipInlineColors(botId);
2329 -
2330 34 // Retrieve the bot message font color and background color
2331 35 var botMessageFontColor = mxchatChat.bot_message_font_color;
2332 36 var botMessageBgColor = mxchatChat.bot_message_bg_color;
2333 37
2334 - // Build thinking dots HTML - skip inline colors if AI theme is active
2335 - // The dots are decorative; the sr-only span is what the live region
2336 - // announces for the waiting state (plan 67f126). Server-localized
2337 - // string — safe to inject (esc_html__ output, no user content).
2338 - var dotStyle = skipColors ? '' : ' style="background-color: ' + botMessageFontColor + ';"';
2339 - var srThinking = mxchatChat.thinking_announcement || 'Assistant is typing';
2340 - var thinkingHtml = '<span class="sr-only">' + srThinking + '</span>' +
2341 - '<div class="thinking-dots-container" aria-hidden="true">' +
38 + var thinkingHtml = '<div class="thinking-dots-container">' +
2342 39 '<div class="thinking-dots">' +
2343 - '<span class="dot"' + dotStyle + '></span>' +
2344 - '<span class="dot"' + dotStyle + '></span>' +
2345 - '<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>' +
2346 43 '</div>' +
2347 44 '</div>';
2348 45
2349 - // Append the thinking dots to this bot's chat container - skip inline colors if AI theme is active
2350 - var messageStyle = skipColors ? '' : ' style="background-color: ' + botMessageBgColor + '; color: ' + botMessageFontColor + ';"';
2351 - $chatBox.append('<div class="bot-message temporary-message"' + messageStyle + '>' + thinkingHtml + '</div>');
2352 - 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();
2353 49 }
2354 50
2355 - function removeThinkingDots(botId) {
2356 - botId = botId || 'default';
2357 - var $chatBox = getElement(botId, 'chat-box');
2358 - // Remove by temporary-message class first, then fall back to any bot-message containing thinking dots
2359 - $chatBox.find('.thinking-dots').closest('.temporary-message').remove();
2360 - $chatBox.find('.bot-message .thinking-dots').closest('.bot-message').remove();
2361 - }
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 + });
2362 58
2363 - // ====================================
2364 - // TEXT FORMATTING & PROCESSING
2365 - // ====================================
2366 -
59 + // Handle send button click
60 + $('#send-button').click(function() {
61 + sendMessage();
62 + });
63 +
2367 64 function linkify(inputText) {
2368 - if (!inputText) {
2369 - return '';
2370 - }
2371 -
2372 - // Helper function to check if URL is already encoded
2373 - function isUrlEncoded(url) {
2374 - // Check for % followed by exactly 2 hex digits
2375 - return /%[0-9a-fA-F]{2}/.test(url);
2376 - }
2377 -
2378 - // Helper function to safely encode URLs only if needed
2379 - function safeEncodeUrl(url) {
2380 - // If URL already contains encoded characters, return as-is
2381 - if (isUrlEncoded(url)) {
2382 - return url;
2383 - }
2384 - // Otherwise, encode it
2385 - return encodeURI(url);
2386 - }
2387 -
2388 - // Process markdown headers FIRST
2389 - let processedText = formatMarkdownHeaders(inputText);
2390 -
2391 - // Process text styling (bold, italic, strikethrough)
2392 - processedText = formatTextStyling(processedText);
2393 -
2394 - // Process code blocks BEFORE processing links
2395 - 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>');
2396 68
2397 - // Process markdown tables BEFORE converting newlines to paragraphs
2398 - 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>');
2399 72
2400 - // NOW convert to paragraphs
2401 - processedText = convertNewlinesToBreaks(processedText);
2402 -
2403 - // IMPORTANT: Handle citation-style brackets FIRST [URL]
2404 - // This prevents them from being processed as markdown links
2405 - // Match [URL] where URL is a complete URL in square brackets (common in AI citations)
2406 - processedText = processedText.replace(/\[(https?:\/\/[^\]]+)\]/g, (match, url) => {
2407 - // Clean the URL of any trailing punctuation
2408 - let cleanUrl = url.replace(/[.,;!?]+$/, '');
2409 - const safeUrl = safeEncodeUrl(cleanUrl);
2410 - // Return as a proper link without the brackets
2411 - return `<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2412 - });
2413 -
2414 - // Process markdown links: [text](url) and [](url)
2415 - // Uses balanced parenthesis matching to handle URLs containing parens
2416 - // (e.g. PDF filenames with dates like (2025-08-28).pdf)
2417 - processedText = (function(input) {
2418 - var result = '';
2419 - var i = 0;
2420 - while (i < input.length) {
2421 - // Look for [ at current position
2422 - if (input[i] === '[') {
2423 - // Find closing ]
2424 - var closeBracket = input.indexOf(']', i + 1);
2425 - if (closeBracket === -1 || closeBracket + 1 >= input.length || input[closeBracket + 1] !== '(') {
2426 - result += input[i];
2427 - i++;
2428 - continue;
2429 - }
2430 - var linkText = input.substring(i + 1, closeBracket);
2431 - // Check if URL starts with http
2432 - var urlStart = closeBracket + 2;
2433 - if (!input.substring(urlStart).match(/^https?:\/\//)) {
2434 - result += input[i];
2435 - i++;
2436 - continue;
2437 - }
2438 - // Find balanced closing paren
2439 - var depth = 1;
2440 - var j = urlStart;
2441 - while (j < input.length && depth > 0) {
2442 - if (input[j] === '(') depth++;
2443 - else if (input[j] === ')') depth--;
2444 - if (depth > 0) j++;
2445 - }
2446 - if (depth !== 0) {
2447 - result += input[i];
2448 - i++;
2449 - continue;
2450 - }
2451 - var url = input.substring(urlStart, j);
2452 - var cleanUrl = url.replace(/[\].,;!?]+$/, '');
2453 - var encodedUrl = safeEncodeUrl(cleanUrl);
2454 - if (!linkText || !linkText.trim()) {
2455 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + cleanUrl + '</a>';
2456 - } else {
2457 - var safeText = sanitizeUserInput(linkText);
2458 - result += '<a href="' + encodedUrl + '" target="' + linkTarget + '">' + safeText + '</a>';
2459 - }
2460 - i = j + 1; // Skip past the closing )
2461 - } else {
2462 - result += input[i];
2463 - i++;
2464 - }
2465 - }
2466 - return result;
2467 - })(processedText);
2468 -
2469 - // Process phone numbers: [text](tel:number)
2470 - const phonePattern = /\[([^\]]+)\]\((tel:[\d+\-\s()]+)\)/g;
2471 - processedText = processedText.replace(phonePattern, (match, text, phone) => {
2472 - const safePhone = safeEncodeUrl(phone);
2473 - const safeText = sanitizeUserInput(text);
2474 - return `<a href="${safePhone}">${safeText}</a>`;
2475 - });
2476 -
2477 - // Process mailto links: [text](mailto:email)
2478 - const mailtoPattern = /\[([^\]]+)\]\((mailto:[^\)]+)\)/g;
2479 - processedText = processedText.replace(mailtoPattern, (match, text, mailto) => {
2480 - const safeMailto = safeEncodeUrl(mailto);
2481 - const safeText = sanitizeUserInput(text);
2482 - return `<a href="${safeMailto}">${safeText}</a>`;
2483 - });
2484 -
2485 - // Process standalone URLs - but NOT if they're already in <a> tags or brackets
2486 - // Updated pattern to be more careful about what it matches
2487 - const urlPattern = /(^|[^">=\[\]])(https?:\/\/[^\s<"\[\]]+)(?![^<]*<\/a>)(?!\])/gim;
2488 - processedText = processedText.replace(urlPattern, (match, prefix, url) => {
2489 - // Extra check: make sure this isn't already linked
2490 - if (match.includes('href=') || match.includes('</a>')) {
2491 - return match;
2492 - }
2493 -
2494 - // Clean trailing punctuation
2495 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
2496 - const safeUrl = safeEncodeUrl(cleanUrl);
2497 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2498 - });
2499 -
2500 - // Process www. URLs - but NOT if they're already in <a> tags or brackets
2501 - const wwwPattern = /(^|[^">/\[\]])(www\.[\S]+)(?![^<]*<\/a>)(?!\])/gim;
2502 - processedText = processedText.replace(wwwPattern, (match, prefix, url) => {
2503 - // Extra check: make sure this isn't already linked
2504 - if (match.includes('href=') || match.includes('</a>')) {
2505 - return match;
2506 - }
2507 -
2508 - // Clean trailing punctuation
2509 - let cleanUrl = url.replace(/[.,;!?)]+$/, '');
2510 - const safeUrl = safeEncodeUrl(`http://${cleanUrl}`);
2511 - return `${prefix}<a href="${safeUrl}" target="${linkTarget}">${cleanUrl}</a>`;
2512 - });
2513 -
2514 - return processedText;
2515 -}
2516 -
2517 - function formatMarkdownHeaders(text) {
2518 - // Handle h1 to h6 headers
2519 - return text.replace(/^(#{1,6})\s+(.+)$/gm, function(match, hashes, content) {
2520 - const level = hashes.length;
2521 - return `<h${level} class="chat-heading chat-heading-${level}">${content.trim()}</h${level}>`;
2522 - });
2523 - }
2524 -
2525 -function formatTextStyling(text) {
2526 - // IMPORTANT: Protect BOTH HTML href and Markdown URLs from formatting
2527 - const protectedSegments = [];
2528 - let protectedText = text;
2529 -
2530 - // Step 1a: Protect HTML href="..." attributes
2531 - protectedText = protectedText.replace(/href\s*=\s*["']([^"']+)["']/gi, function(match) {
2532 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2533 - protectedSegments.push(match);
2534 - return placeholder;
2535 - });
2536 -
2537 - // Step 1b: Protect Markdown links [text](url)
2538 - // This is crucial - we need to protect the URLs in markdown format
2539 - protectedText = protectedText.replace(/\[([^\]]*)\]\(([^)]+)\)/g, function(match) {
2540 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2541 - protectedSegments.push(match);
2542 - return placeholder;
2543 - });
2544 -
2545 - // Step 1c: Also protect bare URLs that might exist
2546 - protectedText = protectedText.replace(/(https?:\/\/[^\s<>"]+)/gi, function(match) {
2547 - const placeholder = `__PROTECTED_${protectedSegments.length}__`;
2548 - protectedSegments.push(match);
2549 - return placeholder;
2550 - });
2551 -
2552 - // Step 2: Now apply text styling to the protected text
2553 - // Handle bold text (**text**)
2554 - 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>');
2555 76
2556 - // Handle italic text (*text* or _text_) - Safari-compatible (no lookbehind)
2557 - // Match single asterisks that aren't part of bold (**) by checking they're not followed/preceded by another *
2558 - protectedText = protectedText.replace(/(?!\*\*)\*([^*\n]+)\*(?!\*)/g, '<em>$1</em>');
2559 -
2560 - // Handle underscores for italic - Safari-compatible (no lookbehind)
2561 - // Exclude __PROTECTED_N__ placeholders by checking the content doesn't contain PROTECTED
2562 - protectedText = protectedText.replace(/(?!__)_((?!PROTECTED)[^_\n]+)_(?!_)/g, '<em>$1</em>');
2563 -
2564 - // Handle strikethrough (~~text~~)
2565 - protectedText = protectedText.replace(/~~(.*?)~~/g, '<del>$1</del>');
2566 -
2567 - // Step 3: Restore all protected segments
2568 - protectedSegments.forEach((original, index) => {
2569 - const placeholder = `__PROTECTED_${index}__`;
2570 - protectedText = protectedText.replace(placeholder, original);
2571 - });
2572 -
2573 - return protectedText;
2574 -}
2575 - function formatBoldText(text) {
2576 - // This function is kept for compatibility but now uses formatTextStyling
2577 - return formatTextStyling(text);
77 + return replacedText;
2578 78 }
2579 -
2580 -function convertNewlinesToBreaks(text) {
2581 - // Split the text into paragraphs (marked by double newlines or multiple <br> tags)
2582 - const paragraphs = text.split(/(?:\n\n|\<br\>\s*\<br\>)/g);
2583 -
2584 - // Filter out empty paragraphs and wrap each paragraph in <p> tags
2585 - return paragraphs
2586 - .map(para => para.trim())
2587 - .filter(para => para.length > 0) // Remove empty paragraphs
2588 - .map(para => `<p>${para}</p>`)
2589 - .join('');
2590 -}
2591 - function formatCodeBlocks(text) {
2592 - // Handle fenced code blocks with language specification (```language)
2593 - text = text.replace(/```(\w+)?\n?([\s\S]*?)```/g, (match, language, code) => {
2594 - const lang = language || 'text';
2595 - const escapedCode = escapeHtml(code.trim());
2596 - return `<div class="mxchat-code-block-container">
2597 - <div class="mxchat-code-header">
2598 - <span class="mxchat-code-language">${lang}</span>
2599 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
2600 - </div>
2601 - <pre class="mxchat-code-block"><code class="language-${lang}">${escapedCode}</code></pre>
2602 - </div>`;
2603 - });
2604 79
2605 - // Handle inline code with single backticks
2606 - text = text.replace(/`([^`\n]+)`/g, '<code class="mxchat-inline-code">$1</code>');
80 + // Updated appendMessage function
81 + function appendMessage(sender, message, isTemporary = false) {
82 + var messageClass = sender === "user" ? "user-message" : "bot-message";
83 + var bgColor = sender === "user" ? mxchatChat.user_message_bg_color : mxchatChat.bot_message_bg_color;
84 + var fontColor = sender === "user" ? mxchatChat.user_message_font_color : mxchatChat.bot_message_font_color;
2607 85
2608 - // Handle raw PHP tags (legacy support)
2609 - text = text.replace(/(<\?php[\s\S]*?\?>)/g, (match) => {
2610 - const escapedCode = escapeHtml(match);
2611 - return `<div class="mxchat-code-block-container">
2612 - <div class="mxchat-code-header">
2613 - <span class="mxchat-code-language">php</span>
2614 - <button class="mxchat-copy-button" aria-label="Copy to clipboard">Copy</button>
2615 - </div>
2616 - <pre class="mxchat-code-block"><code class="language-php">${escapedCode}</code></pre>
2617 - </div>`;
86 + var messageDiv = $('<div>').addClass(messageClass).css({
87 + 'background': bgColor,
88 + 'color': fontColor
2618 89 });
2619 90
2620 - return text;
2621 - }
91 + if (sender === "assistant") {
92 + var codeRegex = /```([^]+)```/; // Regex to detect code blocks
93 + var match = codeRegex.exec(message);
94 + message = linkify(message);
2622 95
2623 - function formatMarkdownTables(text) {
2624 - var lines = text.split('\n');
2625 - var result = [];
2626 - var i = 0;
96 + if (match) {
97 + var beforeCode = message.substring(0, match.index);
98 + var codePart = match[1]; // Extracted code content
99 + var afterCode = message.substring(match.index + match[0].length);
2627 100
2628 - while (i < lines.length) {
2629 - // Check for a table: current line has pipes AND next line is a separator row
2630 - if (i + 1 < lines.length &&
2631 - lines[i].indexOf('|') !== -1 &&
2632 - /^\s*\|?[\s\-:]+(\|[\s\-:]+)+\|?\s*$/.test(lines[i + 1])) {
2633 -
2634 - var tableLines = [];
2635 - var headerLine = lines[i];
2636 - var separatorLine = lines[i + 1];
2637 - tableLines.push(headerLine);
2638 - tableLines.push(separatorLine);
2639 -
2640 - // Collect remaining table rows
2641 - var j = i + 2;
2642 - while (j < lines.length && lines[j].indexOf('|') !== -1 && lines[j].trim() !== '') {
2643 - tableLines.push(lines[j]);
2644 - j++;
101 + if (beforeCode.trim()) {
102 + messageDiv.append($('<span>').html(convertNewlinesToBreaks(beforeCode)));
2645 103 }
2646 104
2647 - // Parse alignment from separator row
2648 - var sepCells = separatorLine.split('|').filter(function(c) { return c.trim() !== ''; });
2649 - var alignments = sepCells.map(function(cell) {
2650 - var trimmed = cell.trim();
2651 - if (trimmed.charAt(0) === ':' && trimmed.charAt(trimmed.length - 1) === ':') return 'center';
2652 - if (trimmed.charAt(trimmed.length - 1) === ':') return 'right';
2653 - return 'left';
2654 - });
105 + var codeBlock = $('<pre>').append($('<code>').text(codePart));
106 + var copyButton = $('<button>').text('Copy').addClass('copy-btn');
107 + messageDiv.append(codeBlock).append(copyButton);
2655 108
2656 - // Build HTML table
2657 - var html = '<div class="mxchat-table-wrapper"><table class="mxchat-table">';
2658 -
2659 - // Header row
2660 - var headerCells = tableLines[0].split('|').filter(function(c) { return c.trim() !== ''; });
2661 - html += '<thead><tr>';
2662 - headerCells.forEach(function(cell, idx) {
2663 - var align = alignments[idx] || 'left';
2664 - html += '<th style="text-align:' + align + '">' + cell.trim() + '</th>';
109 + copyButton.on('click', function() {
110 + copyToClipboard(codePart);
111 + alert('Code copied to clipboard!');
2665 112 });
2666 - html += '</tr></thead>';
2667 113
2668 - // Body rows
2669 - html += '<tbody>';
2670 - for (var r = 2; r < tableLines.length; r++) {
2671 - var rowCells = tableLines[r].split('|').filter(function(c) { return c.trim() !== ''; });
2672 - html += '<tr>';
2673 - rowCells.forEach(function(cell, idx) {
2674 - var align = alignments[idx] || 'left';
2675 - html += '<td style="text-align:' + align + '">' + cell.trim() + '</td>';
2676 - });
2677 - html += '</tr>';
114 + if (afterCode.trim()) {
115 + messageDiv.append($('<span>').html(convertNewlinesToBreaks(afterCode)));
2678 116 }
2679 - html += '</tbody></table></div>';
2680 -
2681 - result.push(html);
2682 - i = j;
2683 117 } else {
2684 - result.push(lines[i]);
2685 - i++;
118 + messageDiv.html(formatBoldText(convertNewlinesToBreaks(message)));
2686 119 }
2687 - }
2688 -
2689 - return result.join('\n');
2690 - }
2691 -
2692 - function sanitizeUserInput(text) {
2693 - const div = document.createElement('div');
2694 - div.textContent = text;
2695 - return div.innerHTML;
2696 - }
2697 -
2698 - function escapeHtml(unsafe) {
2699 - // Skip escaping if it's already escaped or contains HTML code block markup
2700 - if (unsafe.includes('&lt;') || unsafe.includes('&gt;') ||
2701 - unsafe.includes('<pre><code') || unsafe.includes('</code></pre>')) {
2702 - return unsafe;
2703 - }
2704 -
2705 - return unsafe
2706 - .replace(/&/g, "&amp;")
2707 - .replace(/</g, "&lt;")
2708 - .replace(/>/g, "&gt;")
2709 - .replace(/"/g, "&quot;")
2710 - .replace(/'/g, "&#039;");
2711 - }
2712 -
2713 - function decodeHTMLEntities(text) {
2714 - var textArea = document.createElement('textarea');
2715 - textArea.innerHTML = text;
2716 - return textArea.value;
2717 - }
2718 -
2719 - // ====================================
2720 - // UI & SCROLLING CONTROLS
2721 - // ====================================
2722 -
2723 - function scrollToBottom(botIdOrInstant, instant) {
2724 - // Handle backward compatibility: scrollToBottom() or scrollToBottom(true/false)
2725 - var botId = 'default';
2726 - if (typeof botIdOrInstant === 'string') {
2727 - botId = botIdOrInstant;
2728 - instant = instant || false;
2729 - } else if (typeof botIdOrInstant === 'boolean') {
2730 - instant = botIdOrInstant;
2731 120 } else {
2732 - instant = false;
121 + messageDiv.html(formatBoldText(convertNewlinesToBreaks(message)));
2733 122 }
2734 123
2735 - var chatBox = getElement(botId, 'chat-box');
2736 - if (instant) {
2737 - // Instantly set the scroll position to the bottom
2738 - chatBox.scrollTop(chatBox.prop("scrollHeight"));
2739 - } else {
2740 - // Use requestAnimationFrame for smoother scrolling if needed
2741 - let start = null;
2742 - const scrollHeight = chatBox.prop("scrollHeight");
2743 - const initialScroll = chatBox.scrollTop();
2744 - const distance = scrollHeight - initialScroll;
2745 - const duration = 500; // Duration in ms
2746 -
2747 - function smoothScroll(timestamp) {
2748 - if (!start) start = timestamp;
2749 - const progress = timestamp - start;
2750 - const currentScroll = initialScroll + (distance * (progress / duration));
2751 - chatBox.scrollTop(currentScroll);
2752 -
2753 - if (progress < duration) {
2754 - requestAnimationFrame(smoothScroll);
2755 - } else {
2756 - chatBox.scrollTop(scrollHeight); // Ensure it's exactly at the bottom
2757 - }
2758 - }
2759 -
2760 - requestAnimationFrame(smoothScroll);
124 + if (isTemporary) {
125 + messageDiv.addClass('temporary-message'); // Add a class for temporary messages
2761 126 }
2762 - }
2763 127
2764 - function scrollElementToTop(element, botId, topOffset) {
2765 - botId = botId || 'default';
2766 - topOffset = (typeof topOffset === 'number') ? topOffset : 2;
2767 - var chatBox = getElement(botId, 'chat-box');
2768 - var elementTop = element.position().top + chatBox.scrollTop();
2769 - chatBox.animate({ scrollTop: Math.max(0, elementTop - topOffset) }, 500);
128 + messageDiv.hide().appendTo('#chat-box').fadeIn(300); // Fade in the new message
2770 129 }
2771 130
2772 - function showChatWidget(botId) {
2773 - botId = botId || 'default';
2774 - var $button = getElement(botId, 'floating-chatbot-button');
2775 - // First ensure display is set
2776 - $button.css('display', 'flex');
2777 - // Then handle the fade
2778 - $button.fadeTo(500, 1);
2779 - // Force visibility
2780 - $button.removeClass('hidden');
2781 - }
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();
2782 135
2783 - function hideChatWidget(botId) {
2784 - botId = botId || 'default';
2785 - var $button = getElement(botId, 'floating-chatbot-button');
2786 - $button.css('display', 'none');
2787 - $button.addClass('hidden');
2788 - }
2789 -
2790 - function disableScroll() {
2791 - if (isMobile()) {
2792 - $('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
2793 141 }
2794 - }
2795 -
2796 - function enableScroll() {
2797 - if (isMobile()) {
2798 - $('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);
2799 149 }
150 + scrollToBottom();
2800 151 }
2801 -
2802 - function isMobile() {
2803 - // This can be a simple check, or more sophisticated detection of mobile devices
2804 - return window.innerWidth <= 768; // Example threshold for mobile devices
2805 - }
2806 -
2807 - function setFullHeight() {
2808 - var vh = $(window).innerHeight() * 0.01;
2809 - $(':root').css('--vh', vh + 'px');
2810 - }
2811 152
153 + function scrollToBottom() {
154 + var chatBox = $('#chat-box');
155 + var newMessage = chatBox.children().last();
2812 156
2813 - // ====================================
2814 - // NOTIFICATION SYSTEM
2815 - // ====================================
2816 -
2817 - function createNotificationBadge() {
2818 - 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();
2819 160
2820 - if (!chatButton) return;
2821 -
2822 - // Remove any existing badge first
2823 - const existingBadge = chatButton.querySelector('.chat-notification-badge');
2824 - if (existingBadge) {
2825 - existingBadge.remove();
2826 - }
2827 -
2828 - notificationBadge = document.createElement('div');
2829 - notificationBadge.className = 'chat-notification-badge';
2830 - notificationBadge.style.cssText = `
2831 - display: none;
2832 - position: absolute;
2833 - top: -5px;
2834 - right: -5px;
2835 - background-color: red;
2836 - color: white;
2837 - border-radius: 50%;
2838 - padding: 4px 8px;
2839 - font-size: 12px;
2840 - font-weight: bold;
2841 - z-index: 10001;
2842 - `;
2843 - chatButton.style.position = 'relative';
2844 - chatButton.appendChild(notificationBadge);
2845 -
161 + // Animate the scrolling to the calculated position
162 + chatBox.animate({
163 + scrollTop: positionToScroll
164 + }, 500);
2846 165 }
2847 -
2848 - function showNotification(botId) {
2849 - botId = botId || 'default';
2850 - const badge = getElementDOM(botId, 'chat-notification-badge');
2851 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2852 - if (badge && $floatingChatbot.hasClass('hidden')) {
2853 - badge.style.display = 'block';
2854 - badge.textContent = '1';
2855 - }
2856 - }
2857 166
2858 - function hideNotification(botId) {
2859 - botId = botId || 'default';
2860 - const badge = getElementDOM(botId, 'chat-notification-badge');
2861 - if (badge) {
2862 - badge.style.display = 'none';
2863 - }
167 + // Function to format text with **bold** inside double asterisks
168 + function formatBoldText(text) {
169 + return text.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
2864 170 }
2865 171
2866 - function startNotificationChecking(botId) {
2867 - botId = botId || 'default';
2868 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2869 - 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 = '';
2870 176
2871 - createNotificationBadge(botId);
2872 - var instance = MxChatInstances.get(botId);
2873 - instance.notificationCheckInterval = setInterval(function() {
2874 - checkForNewMessages(botId);
2875 - }, 30000); // Check every 30 seconds
2876 - }
2877 -
2878 - function stopNotificationChecking(botId) {
2879 - botId = botId || 'default';
2880 - var instance = MxChatInstances.get(botId);
2881 - if (instance.notificationCheckInterval) {
2882 - clearInterval(instance.notificationCheckInterval);
177 + for (var i = 0; i < lines.length; i++) {
178 + formattedText += lines[i] + '<br>';
2883 179 }
2884 - }
2885 -
2886 - function checkForNewMessages() {
2887 - const sessionId = getChatSession();
2888 - const chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
2889 -
2890 - if (!chatPersistenceEnabled) return;
2891 -
2892 - $.ajax({
2893 - url: mxchatChat.ajax_url,
2894 - type: 'POST',
2895 - data: {
2896 - action: 'mxchat_check_new_messages',
2897 - session_id: sessionId,
2898 - last_seen_id: lastSeenMessageId,
2899 - nonce: mxchatChat.nonce
2900 - },
2901 - success: function(response) {
2902 - if (response.success && response.data.hasNewMessages) {
2903 - showNotification();
2904 - }
2905 - }
2906 - });
2907 - }
2908 180
2909 -
2910 -// ====================================
2911 -// LIVE AGENT FUNCTIONALITY
2912 -// ====================================
2913 -
2914 -function startPolling(botId) {
2915 - botId = botId || 'default';
2916 - var instance = MxChatInstances.get(botId);
2917 - // Clear any existing interval first
2918 - stopPolling(botId);
2919 - instance.pollingInterval = setInterval(function() {
2920 - checkForAgentMessages(botId);
2921 - }, 5000);
2922 -}
2923 -
2924 -function stopPolling(botId) {
2925 - botId = botId || 'default';
2926 - var instance = MxChatInstances.get(botId);
2927 - if (instance.pollingInterval) {
2928 - clearInterval(instance.pollingInterval);
2929 - instance.pollingInterval = null;
181 + return formattedText;
2930 182 }
2931 -}
2932 183
2933 -function checkForAgentMessages(botId) {
2934 - botId = botId || 'default';
2935 - var instance = MxChatInstances.get(botId);
2936 - const sessionId = getChatSession(botId);
2937 - $.ajax({
2938 - url: mxchatChat.ajax_url,
2939 - type: 'POST',
2940 - dataType: 'json',
2941 - data: {
2942 - action: 'mxchat_fetch_new_messages',
2943 - session_id: sessionId,
2944 - last_seen_id: instance.lastSeenMessageId,
2945 - persistence_enabled: 'true',
2946 - nonce: mxchatChat.nonce
2947 - },
2948 - success: function (response) {
2949 - if (response.success && response.data?.new_messages) {
2950 - let hasNewMessage = false;
2951 -
2952 - response.data.new_messages.forEach(function (message) {
2953 - if (message.role === "agent" && !instance.processedMessageIds.has(message.id)) {
2954 - hasNewMessage = true;
2955 - appendMessage("agent", message.content, '', [], false, botId);
2956 - instance.lastSeenMessageId = message.id;
2957 - instance.processedMessageIds.add(message.id);
2958 - }
2959 - });
2960 -
2961 - if (hasNewMessage) {
2962 - enableChatInput(botId);
2963 - }
2964 -
2965 - var $floatingChatbot = getElement(botId, 'floating-chatbot');
2966 - if (hasNewMessage && $floatingChatbot.hasClass('hidden')) {
2967 - showNotification(botId);
2968 - }
2969 -
2970 - scrollToBottom(botId, true);
2971 - }
2972 -
2973 - // Handle chat mode transitions (e.g. agent ended chat via !endchat)
2974 - if (response.success && response.data?.chat_mode) {
2975 - updateChatModeIndicator(response.data.chat_mode, botId);
2976 - }
2977 - },
2978 - error: function (xhr, status, error) {
2979 - // Polling error - silently continue
2980 - }
2981 - });
2982 -}
2983 -
2984 - // ====================================
2985 - // CHAT HISTORY & PERSISTENCE
2986 - // ====================================
2987 -
2988 -function loadChatHistory(botId, onComplete) {
2989 - botId = botId || 'default';
2990 - var instance = MxChatInstances.get(botId);
2991 -
2992 - // Prevent duplicate loading
2993 - if (instance.chatHistoryLoaded) {
2994 - if (onComplete) onComplete();
2995 - 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();
2996 192 }
2997 193
2998 - // Use getChatSession which returns null if no session exists (does NOT create one)
2999 - var sessionId = getChatSession(botId);
3000 - 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.";
3001 196
3002 - // No session yet — nothing to load. History will load after first message via ensureSession.
3003 - if (!sessionId) {
3004 - instance.chatHistoryLoaded = true;
3005 - if (onComplete) onComplete();
3006 - return;
3007 - }
3008 -
3009 - if (chatPersistenceEnabled && sessionId) {
197 + // Call MxChat API
198 + function callMxChat(message, callback) {
3010 199 $.ajax({
3011 200 url: mxchatChat.ajax_url,
3012 201 type: 'POST',
3013 202 dataType: 'json',
3014 203 data: {
3015 - action: 'mxchat_fetch_conversation_history',
3016 - session_id: sessionId
204 + action: 'mxchat_handle_chat_request',
205 + message: message,
206 + nonce: mxchatChat.nonce
3017 207 },
3018 208 success: function(response) {
3019 - // Handle session reset (IP changed while user was away)
3020 - if (response.success === false && response.data && response.data.action === 'reset_session') {
3021 - // Silent reset — new session but don't clear UI
3022 - MxChatInstances.silentResetSession(botId);
3023 - instance.chatHistoryLoaded = true; // Prevent retry loop
3024 - if (onComplete) onComplete();
3025 - 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.");
3026 224 }
3027 -
3028 - // Check if the response indicates success
3029 - if (response.success) {
3030 - // Handle case where conversation data exists and is an array
3031 - if (response.data && Array.isArray(response.data.conversation)) {
3032 - var $chatBox = getElement(botId, 'chat-box');
3033 - var $fragment = $(document.createDocumentFragment());
3034 - let highestMessageId = instance.lastSeenMessageId;
3035 -
3036 - // Update chat mode if provided
3037 - if (response.data.chat_mode) {
3038 - updateChatModeIndicator(response.data.chat_mode, botId);
3039 - }
3040 -
3041 - // Only process if there are actual messages
3042 - if (response.data.conversation.length > 0) {
3043 - // Restored history must be SILENT to screen readers
3044 - // (plan 67f126): these are DOM additions inside the
3045 - // live region and would otherwise announce as if
3046 - // they just arrived. Lift aria-live for the batch
3047 - // repopulate, restore it after the browser has
3048 - // processed the mutations.
3049 - var mxLiveRegionEl = $chatBox.get(0);
3050 - var mxSavedAriaLive = mxLiveRegionEl ? mxLiveRegionEl.getAttribute('aria-live') : null;
3051 - if (mxLiveRegionEl) {
3052 - mxLiveRegionEl.setAttribute('aria-live', 'off');
3053 - }
3054 -
3055 - // IMPORTANT: Clear existing messages before loading history
3056 - $chatBox.empty();
3057 -
3058 - $.each(response.data.conversation, function(index, message) {
3059 - // Skip agent messages if persistence is off
3060 - if (!chatPersistenceEnabled && message.role === 'agent') {
3061 - return;
3062 - }
3063 -
3064 - var messageClass, messageBgColor, messageFontColor;
3065 -
3066 - switch (message.role) {
3067 - case 'user':
3068 - messageClass = 'user-message';
3069 - messageBgColor = userMessageBgColor;
3070 - messageFontColor = userMessageFontColor;
3071 - break;
3072 - case 'agent':
3073 - messageClass = 'agent-message';
3074 - messageBgColor = liveAgentMessageBgColor;
3075 - messageFontColor = liveAgentMessageFontColor;
3076 - break;
3077 - default:
3078 - messageClass = 'bot-message';
3079 - messageBgColor = botMessageBgColor;
3080 - messageFontColor = botMessageFontColor;
3081 - break;
3082 - }
3083 -
3084 - var messageElement = $('<div>').addClass(messageClass)
3085 - .css({
3086 - 'background': messageBgColor,
3087 - 'color': messageFontColor
3088 - });
3089 -
3090 - var content = message.content;
3091 - content = content.replace(/\\'/g, "'").replace(/\\"/g, '"');
3092 - content = decodeHTMLEntities(content);
3093 -
3094 - // Skip linkify for messages containing structured HTML
3095 - // (forms, product cards, galleries, etc.) to avoid
3096 - // markdown formatting corrupting HTML attributes
3097 - // (e.g. underscores in name="field_name" becoming <em> tags).
3098 - // One family check instead of a per-card literal list: any
3099 - // element carrying an mxchat- prefixed class is MxChat-generated
3100 - // structured markup and replays raw. The old list drifted every
3101 - // time an add-on minted a new card class — the filtered-search
3102 - // card ("mxchat-filtered-product-card") missed it and replayed
3103 - // through linkify as visible markup.
3104 - if (/<[a-z][^>]*class\s*=\s*["'][^"']*\bmxchat-/i.test(content) ||
3105 - content.includes("<form") ||
3106 - content.includes("<input") ||
3107 - content.includes("<select") ||
3108 - content.includes("<textarea")) {
3109 - messageElement.html(content);
3110 - } else {
3111 - var formattedContent = linkify(content);
3112 - messageElement.html(formattedContent);
3113 - }
3114 -
3115 - $fragment.append(messageElement);
3116 -
3117 - // Track message IDs
3118 - if (message.id) {
3119 - highestMessageId = Math.max(highestMessageId, message.id);
3120 - instance.processedMessageIds.add(message.id);
3121 - }
3122 - });
3123 -
3124 - // Only append messages and scroll if we have content
3125 - $chatBox.append($fragment);
3126 - scrollToBottom(botId, true);
3127 -
3128 - // Re-attach live semantics AFTER the rehydration
3129 - // mutations have been processed with the region off
3130 - // (plan 67f126). Restoring later announces nothing
3131 - // retroactively; new turns announce normally.
3132 - if (mxLiveRegionEl) {
3133 - setTimeout(function() {
3134 - mxLiveRegionEl.setAttribute('aria-live', mxSavedAriaLive || 'polite');
3135 - }, 200);
3136 - }
3137 -
3138 - // Collapse quick questions if we have conversation history
3139 - // BUT skip auto-collapse for embedded bots (they should stay expanded)
3140 - if (hasQuickQuestions(botId) && !isEmbeddedBot(botId)) {
3141 - collapseQuickQuestions(botId);
3142 - }
3143 -
3144 - // Update lastSeenMessageId after history loads
3145 - instance.lastSeenMessageId = highestMessageId;
3146 -
3147 - // Only update chat mode if persistence is enabled and we have messages
3148 - if (chatPersistenceEnabled) {
3149 - var lastMessage = response.data.conversation[response.data.conversation.length - 1];
3150 - if (lastMessage.role === 'agent') {
3151 - updateChatModeIndicator('agent', botId);
3152 - }
3153 - }
3154 -
3155 - // Mark as loaded ONLY after successful load
3156 - instance.chatHistoryLoaded = true;
3157 - }
3158 - }
3159 - }
3160 - if (onComplete) onComplete();
3161 225 },
3162 - error: function(xhr, status, error) {
3163 - // Error loading chat history - silently continue
3164 - 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.");
3165 230 }
3166 231 });
3167 - } else {
3168 - if (onComplete) onComplete();
3169 232 }
3170 -}
3171 233
3172 234
3173 - // ====================================
3174 - // FILE UPLOAD FUNCTIONALITY
3175 - // ====================================
3176 -
3177 - function addSafeEventListener(elementId, eventType, handler) {
3178 - const element = document.getElementById(elementId);
3179 - if (element) {
3180 - element.addEventListener(eventType, handler);
3181 - }
235 + // Helper function to check if a string is an image HTML
236 + function isImageHtml(str) {
237 + return str.startsWith('<img') && str.endsWith('>');
3182 238 }
3183 -
3184 - function showActivePdf(filename, botId) {
3185 - botId = botId || 'default';
3186 - const container = getElementDOM(botId, 'active-pdf-container');
3187 - const nameElement = getElementDOM(botId, 'active-pdf-name');
3188 239
3189 - if (!container || !nameElement) {
3190 - return;
3191 - }
3192 -
3193 - nameElement.textContent = filename;
3194 - container.style.display = 'flex';
240 + // Function to remove thinking dots
241 + function removeThinkingDots() {
242 + $('.thinking-dots').closest('.temporary-message').remove();
3195 243 }
3196 244
3197 - function showActiveWord(filename, botId) {
3198 - botId = botId || 'default';
3199 - const container = getElementDOM(botId, 'active-word-container');
3200 - const nameElement = getElementDOM(botId, 'active-word-name');
3201 -
3202 - if (!container || !nameElement) {
3203 - return;
3204 - }
3205 -
3206 - nameElement.textContent = filename;
3207 - 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
3208 248 }
3209 249
3210 - function removeActivePdf(botId) {
3211 - botId = botId || 'default';
3212 - var instance = MxChatInstances.get(botId);
3213 - const container = getElementDOM(botId, 'active-pdf-container');
3214 - const nameElement = getElementDOM(botId, 'active-pdf-name');
3215 -
3216 - if (!container || !nameElement || !instance.activePdfFile) return;
3217 -
3218 - fetch(mxchatChat.ajax_url, {
3219 - method: 'POST',
3220 - headers: {
3221 - 'Content-Type': 'application/x-www-form-urlencoded',
3222 - },
3223 - body: new URLSearchParams({
3224 - 'action': 'mxchat_remove_pdf',
3225 - 'session_id': getChatSession(botId),
3226 - 'nonce': mxchatChat.nonce
3227 - })
3228 - })
3229 - .then(response => response.json())
3230 - .then(data => {
3231 - if (data.success) {
3232 - container.style.display = 'none';
3233 - nameElement.textContent = '';
3234 - instance.activePdfFile = null;
3235 - appendMessage('bot', 'PDF removed.', '', [], false, botId);
3236 - }
3237 - })
3238 - .catch(error => {
3239 - // Error removing PDF - silently continue
3240 - });
3241 - }
3242 -
3243 - function removeActiveWord(botId) {
3244 - botId = botId || 'default';
3245 - var instance = MxChatInstances.get(botId);
3246 - const container = getElementDOM(botId, 'active-word-container');
3247 - const nameElement = getElementDOM(botId, 'active-word-name');
3248 -
3249 - if (!container || !nameElement || !instance.activeWordFile) return;
3250 -
3251 - fetch(mxchatChat.ajax_url, {
3252 - method: 'POST',
3253 - headers: {
3254 - 'Content-Type': 'application/x-www-form-urlencoded',
3255 - },
3256 - body: new URLSearchParams({
3257 - 'action': 'mxchat_remove_word',
3258 - 'session_id': getChatSession(botId),
3259 - 'nonce': mxchatChat.nonce
3260 - })
3261 - })
3262 - .then(response => response.json())
3263 - .then(data => {
3264 - if (data.success) {
3265 - container.style.display = 'none';
3266 - nameElement.textContent = '';
3267 - instance.activeWordFile = null;
3268 - appendMessage('bot', 'Word document removed.', '', [], false, botId);
3269 - }
3270 - })
3271 - .catch(error => {
3272 - // Error removing Word document - silently continue
3273 - });
3274 - }
3275 -
3276 - // ====================================
3277 - // CONSENT & COMPLIANCE (GDPR)
3278 - // ====================================
3279 -
3280 - function initializeChatVisibility(botId) {
3281 - botId = botId || 'default';
3282 - const complianzEnabled = mxchatChat.complianz_toggle === 'on' ||
3283 - mxchatChat.complianz_toggle === '1' ||
3284 - mxchatChat.complianz_toggle === 1;
3285 -
3286 - if (complianzEnabled && typeof cmplz_has_consent === "function" && typeof complianz !== 'undefined') {
3287 - // Initial check
3288 - checkConsentAndShowChat(botId);
3289 -
3290 - // Listen for consent changes
3291 - $(document).on('cmplz_status_change', function(event) {
3292 - checkConsentAndShowChat(botId);
3293 - });
3294 - } else {
3295 - // If Complianz is not enabled, always show
3296 - getElement(botId, 'floating-chatbot-button')
3297 - .css('display', 'flex')
3298 - .removeClass('hidden no-consent')
3299 - .fadeTo(500, 1);
3300 -
3301 - // Also check pre-chat message when Complianz is not enabled
3302 - checkPreChatDismissal(botId);
250 + function disableScroll() {
251 + if (isMobile()) {
252 + $('body').css('overflow', 'hidden');
3303 253 }
3304 254 }
3305 255
3306 -
3307 - function checkConsentAndShowChat(botId) {
3308 - botId = botId || 'default';
3309 - var consentStatus = cmplz_has_consent('marketing');
3310 - var consentType = complianz.consenttype;
3311 -
3312 - let $widget = getElement(botId, 'floating-chatbot-button');
3313 - let $chatbot = getElement(botId, 'floating-chatbot');
3314 - let $preChat = getElement(botId, 'pre-chat-message');
3315 -
3316 - if (consentStatus === true) {
3317 - $widget
3318 - .removeClass('no-consent')
3319 - .css('display', 'flex')
3320 - .removeClass('hidden')
3321 - .fadeTo(500, 1);
3322 - $chatbot.removeClass('no-consent');
3323 -
3324 - // Show pre-chat message if not dismissed
3325 - checkPreChatDismissal(botId);
3326 - } else {
3327 - $widget
3328 - .addClass('no-consent')
3329 - .fadeTo(500, 0, function() {
3330 - $(this)
3331 - .css('display', 'none')
3332 - .addClass('hidden');
3333 - });
3334 - $chatbot.addClass('no-consent');
3335 -
3336 - // Hide pre-chat message when no consent
3337 - $preChat.hide();
256 + function enableScroll() {
257 + if (isMobile()) {
258 + $('body').css('overflow', '');
3338 259 }
3339 260 }
3340 261
3341 -
3342 - // ====================================
3343 - // PRE-CHAT MESSAGE HANDLING
3344 - // ====================================
3345 -
3346 - function checkPreChatDismissal(botId) {
3347 - botId = botId || 'default';
3348 - try {
3349 - var dismissedAt = localStorage.getItem('mxchat_pre_chat_dismissed_' + botId);
3350 - if (dismissedAt) {
3351 - // Re-show after 24 hours
3352 - var elapsed = Date.now() - parseInt(dismissedAt, 10);
3353 - if (elapsed < 86400000) {
3354 - getElement(botId, 'pre-chat-message').hide();
3355 - return;
3356 - }
3357 - // Expired — clear and show again
3358 - localStorage.removeItem('mxchat_pre_chat_dismissed_' + botId);
3359 - }
3360 - getElement(botId, 'pre-chat-message').fadeIn(250);
3361 - } catch (e) {
3362 - // localStorage unavailable — show the message
3363 - getElement(botId, 'pre-chat-message').fadeIn(250);
3364 - }
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);
3365 269 }
3366 270
3367 - function handlePreChatDismissal(botId) {
3368 - botId = botId || 'default';
3369 - getElement(botId, 'pre-chat-message').fadeOut(200);
3370 - try {
3371 - localStorage.setItem('mxchat_pre_chat_dismissed_' + botId, String(Date.now()));
3372 - } catch (e) {
3373 - // localStorage unavailable — dismissal won't persist
3374 - }
3375 - }
271 + // Call the function when the document is ready
272 + showAndFadeInChatWidget();
3376 273
3377 -
3378 - // ====================================
3379 - // UTILITY FUNCTIONS
3380 - // ====================================
3381 -
3382 - function copyToClipboard(text) {
3383 - var tempInput = $('<input>');
3384 - $('body').append(tempInput);
3385 - tempInput.val(text).select();
3386 - document.execCommand('copy');
3387 - tempInput.remove();
3388 - }
3389 -
3390 -
3391 - function isImageHtml(str) {
3392 - return str.startsWith('<img') && str.endsWith('>');
3393 - }
3394 -
3395 -
3396 - // ====================================
3397 - // EVENT HANDLERS & INITIALIZATION
3398 - // ====================================
3399 -
3400 -$(document).on('click', '.mxchat-popular-question', function () {
3401 - var question = $(this).text();
3402 - var botId = getBotIdFromElement(this);
3403 -
3404 - // Append the question as if the user typed it
3405 - appendMessage("user", question, '', [], false, botId);
3406 -
3407 - // Only collapse if there are questions
3408 - if (hasQuickQuestions(botId)) {
3409 - collapseQuickQuestions(botId);
3410 - }
3411 -
3412 - // Send the question to the server
3413 - sendMessageToChatbot(question, botId);
3414 -});
3415 -
3416 -$(document).on('click', '.questions-toggle-btn', function(e) {
3417 - e.preventDefault();
3418 - e.stopPropagation();
3419 - var botId = getBotIdFromElement(this);
3420 - expandQuickQuestions(botId);
3421 -});
3422 -
3423 -$(document).on('click', '.questions-collapse-btn', function(e) {
3424 - e.preventDefault();
3425 - e.stopPropagation();
3426 - var botId = getBotIdFromElement(this);
3427 - collapseQuickQuestions(botId);
3428 -});
3429 -
3430 -// Consent-safe YouTube embed (plan 03ba33): the server only ever ships a
3431 -// thumbnail facade — no Google iframe exists until the visitor taps play.
3432 -// Delegated so it also works for embeds restored from chat history.
3433 -$(document).on('click', '.mxchat-youtube-embed .mxchat-youtube-facade', function(e) {
3434 - e.preventDefault();
3435 - var $wrap = $(this).closest('.mxchat-youtube-embed');
3436 - var videoId = String($wrap.data('video-id') || '').replace(/[^A-Za-z0-9_-]/g, '');
3437 - if (!videoId) {
3438 - return;
3439 - }
3440 - var title = $wrap.find('.mxchat-youtube-title').text() || 'YouTube video';
3441 - var $iframe = $('<iframe>', {
3442 - src: 'https://www.youtube-nocookie.com/embed/' + videoId + '?autoplay=1&rel=0',
3443 - title: title,
3444 - allow: 'accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture',
3445 - allowfullscreen: true,
3446 - frameborder: 0
3447 - }).addClass('mxchat-youtube-iframe');
3448 - $wrap.addClass('mxchat-youtube-playing');
3449 - $(this).replaceWith($iframe);
3450 -});
3451 -
3452 - // Chatbot visibility toggle handlers - use class selector for multi-instance support
3453 - // Handles click + Enter/Space keypresses for keyboard accessibility (WCAG 2.1 SC 2.1.1).
3454 - $(document).on('click keydown', '.floating-chatbot-button', function(e) {
3455 - if (e.type === 'keydown') {
3456 - if (e.key !== 'Enter' && e.key !== ' ' && e.key !== 'Spacebar') return;
3457 - e.preventDefault();
3458 - }
3459 - var botId = getBotIdFromElement(this);
3460 - var $chatbot = getElement(botId, 'floating-chatbot');
3461 - var $badge = getElement(botId, 'chat-notification-badge');
3462 - var $preChat = getElement(botId, 'pre-chat-message');
3463 -
3464 - if ($chatbot.hasClass('hidden')) {
3465 - $chatbot.removeClass('hidden').addClass('visible')
3466 - .attr('aria-modal', 'true').attr('role', 'dialog');
3467 - $(this).addClass('hidden').attr('aria-expanded', 'true');
3468 - $badge.hide(); // Hide notification when opening chat
3469 - disableScroll();
3470 - $preChat.fadeOut(250);
3471 -
3472 - // First open per page load: re-fetch behavior settings in case
3473 - // this page's inline values came from a stale full-page cache
3474 - // (plan-32db95). Idempotent — later opens are a no-op.
3475 - mxchatRefreshDynamicSettings();
3476 -
3477 - // Load chat history for returning visitors (persistence)
3478 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
3479 - if (chatPersistenceEnabled) {
3480 - MxChatInstances.ensureSession(botId);
3481 - }
3482 -
3483 - // Deferred email check — only on first widget open
3484 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3485 - var instance = MxChatInstances.get(botId);
3486 - if (emailBlocker && !instance.emailCheckDone) {
3487 - instance.emailCheckDone = true;
3488 - resolveEmailState(botId);
3489 - } else if (!emailBlocker) {
3490 - // No email collection — still route through showChatContainerForBot
3491 - // so the loader is shown while chat history loads
3492 - showChatContainerForBot(botId);
3493 - }
3494 -
3495 - // Move keyboard focus into the message input after the open transition.
3496 - setTimeout(function() {
3497 - var chatInput = getElementDOM(botId, 'chat-input');
3498 - if (chatInput && !chatInput.disabled) {
3499 - try { chatInput.focus({ preventScroll: true }); } catch (err) { chatInput.focus(); }
3500 - }
3501 - }, 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
3502 282 } else {
3503 - $chatbot.removeClass('visible').addClass('hidden').removeAttr('aria-modal');
3504 - $(this).removeClass('hidden').attr('aria-expanded', 'false');
3505 - enableScroll();
3506 - 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
3507 287 }
3508 288 });
3509 289
3510 - // Allow clicking anywhere on the title bar to close the chatbot.
3511 - // Returns keyboard focus to the launcher so keyboard users don't get
3512 - // stranded at <body> (WCAG SC 2.4.3 Focus Order). :focus-visible is
3513 - // heuristic-based so mouse-triggered close won't show a focus ring.
3514 - $(document).on('click', '.chatbot-top-bar', function() {
3515 - var botId = getBotIdFromElement(this);
3516 - getElement(botId, 'floating-chatbot').addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3517 - var $launcher = getElement(botId, 'floating-chatbot-button');
3518 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
3519 - enableScroll();
3520 - 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
3521 296 });
3522 297
3523 - // Global Escape-key handler — closes any visible chat widget and
3524 - // returns focus to its launcher. Standard modal-dismissal pattern;
3525 - // pairs with aria-modal="true" set on the widget when it opens.
3526 - $(document).on('keydown', function(e) {
3527 - if (e.key !== 'Escape' && e.key !== 'Esc') return;
3528 - var $visible = $('.floating-chatbot.visible');
3529 - if (!$visible.length) return;
3530 - e.preventDefault();
3531 - $visible.each(function() {
3532 - var botId = getBotIdFromElement(this);
3533 - $(this).addClass('hidden').removeClass('visible').removeAttr('aria-modal');
3534 - var $launcher = getElement(botId, 'floating-chatbot-button');
3535 - $launcher.removeClass('hidden').attr('aria-expanded', 'false');
3536 - try { $launcher.trigger('focus'); } catch (err) { /* no-op */ }
3537 - });
3538 - enableScroll();
3539 - });
3540 -
298 + // Close pre-chat message on click
3541 299 $(document).on('click', '.close-pre-chat-message', function(e) {
3542 300 e.stopPropagation(); // Prevent triggering the parent .pre-chat-message click
3543 - var botId = getBotIdFromElement(this);
3544 - handlePreChatDismissal(botId);
301 + $('#pre-chat-message').fadeOut(200, function() {
302 + $(this).remove();
303 + });
3545 304 });
3546 305
3547 -
3548 - // PDF upload button handlers - use class selector
3549 - $(document).on('click', '.pdf-upload-btn', function() {
3550 - var botId = getBotIdFromElement(this);
3551 - var pdfInput = getElementDOM(botId, 'pdf-upload');
3552 - if (pdfInput) pdfInput.click();
3553 - });
3554 -
3555 - // Word upload button handlers - use class selector
3556 - $(document).on('click', '.word-upload-btn', function() {
3557 - var botId = getBotIdFromElement(this);
3558 - var wordInput = getElementDOM(botId, 'word-upload');
3559 - if (wordInput) wordInput.click();
3560 - });
3561 -
3562 - // PDF file input change handler - delegated, bot-aware (was bound to stale un-suffixed id 'pdf-upload')
3563 - $(document).on('change', '.pdf-upload', async function(e) {
3564 - var botId = getBotIdFromElement(this);
3565 - var instance = MxChatInstances.get(botId);
3566 - const file = this.files[0];
3567 - const sessionId = MxChatInstances.ensureSession(botId);
3568 -
3569 - if (!file || file.type !== 'application/pdf') {
3570 - alert('Please select a valid PDF file.');
3571 - 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
3572 314 }
3573 -
3574 - if (!sessionId) {
3575 - alert('Error: No session ID found');
3576 - return;
3577 - }
3578 -
3579 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3580 - alert('Error: Ajax configuration missing');
3581 - return;
3582 - }
3583 -
3584 - // Disable buttons and show loading state
3585 - const uploadBtn = getElementDOM(botId, 'pdf-upload-btn');
3586 - const sendBtn = getElementDOM(botId, 'send-button');
3587 - if (!uploadBtn) return;
3588 - const originalBtnContent = uploadBtn.innerHTML;
3589 -
3590 - try {
3591 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3592 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3593 - const formData = new FormData();
3594 - formData.append('action', 'mxchat_upload_pdf');
3595 - formData.append('pdf_file', file);
3596 - formData.append('session_id', sessionId);
3597 - formData.append('nonce', mxchatChat.nonce);
3598 -
3599 - uploadBtn.disabled = true;
3600 - if (sendBtn) sendBtn.disabled = true;
3601 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3602 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3603 - </svg>`;
3604 -
3605 - const response = await fetch(mxchatChat.ajax_url, {
3606 - method: 'POST',
3607 - body: formData
3608 - });
3609 -
3610 - const data = await response.json();
3611 -
3612 - if (data.success) {
3613 - // Hide popular questions if they exist
3614 - if (hasQuickQuestions(botId)) {
3615 - collapseQuickQuestions(botId);
3616 - }
3617 -
3618 - // Show the active PDF name
3619 - showActivePdf(data.data.filename, botId);
3620 -
3621 - appendMessage('bot', data.data.message, '', [], false, botId);
3622 - scrollToBottom(botId);
3623 - instance.activePdfFile = data.data.filename;
3624 - } else {
3625 - alert('Failed to upload PDF. Please try again.');
3626 - }
3627 - } catch (error) {
3628 - alert('Error uploading file. Please try again.');
3629 - } finally {
3630 - uploadBtn.disabled = false;
3631 - if (sendBtn) sendBtn.disabled = false;
3632 - uploadBtn.innerHTML = originalBtnContent;
3633 - this.value = ''; // Reset file input
3634 - }
3635 315 });
3636 -
3637 - // Word file input change handler - delegated, bot-aware (was bound to stale un-suffixed id 'word-upload')
3638 - $(document).on('change', '.word-upload', async function(e) {
3639 - var botId = getBotIdFromElement(this);
3640 - var instance = MxChatInstances.get(botId);
3641 - const file = this.files[0];
3642 - const sessionId = MxChatInstances.ensureSession(botId);
3643 316
3644 - if (!file || file.type !== 'application/vnd.openxmlformats-officedocument.wordprocessingml.document') {
3645 - alert('Please select a valid Word document (.docx).');
3646 - return;
3647 - }
317 + // If the chatbot is initially hidden, ensure the button is visible
318 + if ($('#floating-chatbot').hasClass('hidden')) {
319 + $('#floating-chatbot-button').removeClass('hidden');
320 + }
3648 321
3649 - if (!sessionId) {
3650 - alert('Error: No session ID found');
3651 - return;
3652 - }
322 + function setFullHeight() {
323 + var vh = $(window).innerHeight() * 0.01;
324 + $(':root').css('--vh', vh + 'px');
325 + }
3653 326
3654 - if (!mxchatChat || !mxchatChat.ajax_url || !mxchatChat.nonce) {
3655 - alert('Error: Ajax configuration missing');
3656 - return;
3657 - }
3658 -
3659 - // Disable buttons and show loading state
3660 - const uploadBtn = getElementDOM(botId, 'word-upload-btn');
3661 - const sendBtn = getElementDOM(botId, 'send-button');
3662 - if (!uploadBtn) return;
3663 - const originalBtnContent = uploadBtn.innerHTML;
3664 -
3665 - try {
3666 - // Wait for page-cache nonce refresh before reading mxchatChat.nonce. See plan-c5457f.
3667 - await new Promise(function(resolve) { refreshNonceIfNeeded(resolve); });
3668 - const formData = new FormData();
3669 - formData.append('action', 'mxchat_upload_word');
3670 - formData.append('word_file', file);
3671 - formData.append('session_id', sessionId);
3672 - formData.append('nonce', mxchatChat.nonce);
3673 -
3674 - uploadBtn.disabled = true;
3675 - if (sendBtn) sendBtn.disabled = true;
3676 - uploadBtn.innerHTML = `<svg class="spinner" viewBox="0 0 50 50">
3677 - <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
3678 - </svg>`;
3679 -
3680 - const response = await fetch(mxchatChat.ajax_url, {
3681 - method: 'POST',
3682 - body: formData
3683 - });
3684 -
3685 - const data = await response.json();
3686 -
3687 - if (data.success) {
3688 - // Hide popular questions if they exist
3689 - if (hasQuickQuestions(botId)) {
3690 - collapseQuickQuestions(botId);
3691 - }
3692 -
3693 - // Show the active Word document name
3694 - showActiveWord(data.data.filename, botId);
3695 -
3696 - appendMessage('bot', data.data.message, '', [], false, botId);
3697 - scrollToBottom(botId);
3698 - instance.activeWordFile = data.data.filename;
3699 - } else {
3700 - alert('Failed to upload Word document. Please try again.');
3701 - }
3702 - } catch (error) {
3703 - alert('Error uploading file. Please try again.');
3704 - } finally {
3705 - uploadBtn.disabled = false;
3706 - if (sendBtn) sendBtn.disabled = false;
3707 - uploadBtn.innerHTML = originalBtnContent;
3708 - this.value = ''; // Reset file input
3709 - }
327 + // Set the height when the page loads
328 + $(document).ready(function() {
329 + setFullHeight();
3710 330 });
3711 -
3712 - // Remove button click handlers - delegated, bot-aware (were bound to stale un-suffixed ids)
3713 - $(document).on('click', '.remove-pdf-btn', function(e) {
3714 - e.preventDefault();
3715 - e.stopPropagation();
3716 - removeActivePdf(getBotIdFromElement(this));
3717 - });
3718 331
3719 - $(document).on('click', '.remove-word-btn', function(e) {
3720 - e.preventDefault();
3721 - e.stopPropagation();
3722 - removeActiveWord(getBotIdFromElement(this));
3723 - });
3724 -
3725 - // Window resize handlers
332 + // Set the height on resize and orientation change events
3726 333 $(window).on('resize orientationchange', function() {
3727 334 setFullHeight();
3728 335 });
3729 -
3730 -
3731 - // ====================================
3732 - // TOOLBAR & STYLING SETUP
3733 - // ====================================
3734 336
3735 - // Apply toolbar settings
3736 - if (mxchatChat.chat_toolbar_toggle === 'on') {
3737 - $('.chat-toolbar').show();
3738 - } else {
3739 - $('.chat-toolbar').hide();
3740 - }
3741 337
3742 - // Apply toolbar icon colors
3743 - const toolbarElements = [
3744 - '#mxchat-chatbot .toolbar-btn svg',
3745 - '#mxchat-chatbot .active-pdf-name',
3746 - '#mxchat-chatbot .active-word-name',
3747 - '#mxchat-chatbot .remove-pdf-btn svg',
3748 - '#mxchat-chatbot .remove-word-btn svg',
3749 - '#mxchat-chatbot .toolbar-perplexity svg'
3750 - ];
3751 338
3752 - toolbarElements.forEach(selector => {
3753 - $(selector).css({
3754 - 'fill': toolbarIconColor,
3755 - 'stroke': toolbarIconColor,
3756 - 'color': toolbarIconColor
3757 - });
3758 - });
339 +
340 + var preChatMessage = document.getElementById('pre-chat-message');
341 + var closeButton = document.querySelector('.close-pre-chat-message');
3759 342
343 + if (closeButton) {
344 + closeButton.addEventListener('click', function() {
345 + preChatMessage.style.display = 'none';
3760 346
3761 -// ====================================
3762 -// INIT LOADER & CHAT CONTAINER HELPERS
3763 -// ====================================
3764 -// These must be outside the email collection block so they're always available
3765 -// (used by persistence loading even when email collection is off)
3766 -
3767 -function showInitLoader(botId) {
3768 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3769 - if (loader) loader.style.display = 'flex';
3770 -}
3771 -
3772 -function hideInitLoader(botId) {
3773 - var loader = getElementDOM(botId, 'mxchat-init-loader');
3774 - if (loader) loader.style.display = 'none';
3775 -}
3776 -
3777 -function showEmailFormForBot(botId) {
3778 - hideInitLoader(botId);
3779 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3780 - var chatContainer = getElementDOM(botId, 'chat-container');
3781 - if (emailBlocker) emailBlocker.style.display = 'flex';
3782 - if (chatContainer) chatContainer.style.display = 'none';
3783 -}
3784 -
3785 -function showChatContainerForBot(botId) {
3786 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3787 - var chatContainer = getElementDOM(botId, 'chat-container');
3788 - if (emailBlocker) emailBlocker.style.display = 'none';
3789 -
3790 - var instance = MxChatInstances.get(botId);
3791 - var chatPersistenceEnabled = mxchatChat.chat_persistence_toggle === 'on';
3792 -
3793 - // If persistence is on and history hasn't loaded yet, show loader
3794 - // while history loads to prevent flash of empty chat
3795 - if (chatPersistenceEnabled && !instance.chatHistoryLoaded) {
3796 - if (chatContainer) chatContainer.style.display = 'none';
3797 - showInitLoader(botId);
3798 - loadChatHistory(botId, function() {
3799 - hideInitLoader(botId);
3800 - if (chatContainer) chatContainer.style.display = 'flex';
3801 - 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);
3802 352 });
3803 - } else {
3804 - hideInitLoader(botId);
3805 - if (chatContainer) chatContainer.style.display = 'flex';
3806 - if (typeof loadChatHistory === 'function') {
3807 - loadChatHistory(botId);
3808 - }
3809 353 }
3810 -}
3811 -
3812 -// ====================================
3813 -// EMAIL COLLECTION SETUP - MULTI-INSTANCE VERSION
3814 -// ====================================
3815 -// Only run email collection setup if it's enabled
3816 -if (mxchatChat && mxchatChat.email_collection_enabled === 'on') {
3817 -
3818 - // Track submitting state per bot
3819 - const emailSubmittingState = {};
3820 -
3821 - // Add CSS animations for email form (once globally)
3822 - if (!document.getElementById('email-error-styles')) {
3823 - const style = document.createElement('style');
3824 - style.id = 'email-error-styles';
3825 - style.textContent = `
3826 - @keyframes fadeInError {
3827 - from { opacity: 0; transform: translateY(-5px); }
3828 - to { opacity: 1; transform: translateY(0); }
3829 - }
3830 - .email-input-shake {
3831 - animation: shake 0.5s ease-in-out;
3832 - }
3833 - @keyframes shake {
3834 - 0%, 100% { transform: translateX(0); }
3835 - 25% { transform: translateX(-5px); }
3836 - 75% { transform: translateX(5px); }
3837 - }
3838 - @keyframes spin {
3839 - from { transform: rotate(0deg); }
3840 - to { transform: rotate(360deg); }
3841 - }
3842 - .email-spinner {
3843 - display: inline-block;
3844 - vertical-align: middle;
3845 - }
3846 - `;
3847 - document.head.appendChild(style);
3848 - }
3849 -
3850 - function isValidEmailAddress(email) {
3851 - const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
3852 - return emailRegex.test(email.trim()) && email.length <= 254;
3853 - }
3854 -
3855 - function isValidNameInput(name) {
3856 - return name && name.trim().length >= 2 && name.trim().length <= 100;
3857 - }
3858 -
3859 - /**
3860 - * Replace {visitor_name} placeholder in intro message with actual visitor name
3861 - * @param {string} botId - The bot instance ID
3862 - * @param {string} visitorName - The visitor's name to insert
3863 - */
3864 - function replaceVisitorNamePlaceholder(botId, visitorName) {
3865 - var chatBox = getElementDOM(botId, 'chat-box');
3866 - if (!chatBox) return;
3867 -
3868 - // Find the first bot message (intro message)
3869 - var introMessage = chatBox.querySelector('.bot-message');
3870 - if (!introMessage) return;
3871 -
3872 - var messageContent = introMessage.querySelector('div[dir="auto"]');
3873 - if (!messageContent) return;
3874 -
3875 - var html = messageContent.innerHTML;
3876 -
3877 - // Replace {visitor_name} placeholder (case-insensitive)
3878 - if (visitorName && visitorName.trim()) {
3879 - // Escape HTML to prevent XSS
3880 - var safeName = $('<div>').text(visitorName.trim()).html();
3881 - html = html.replace(/\{visitor_name\}/gi, safeName);
3882 - } else {
3883 - // Remove placeholder and clean up spacing if no name provided
3884 - html = html.replace(/\{visitor_name\}/gi, '');
3885 - // Clean up any double spaces that might result
3886 - html = html.replace(/\s{2,}/g, ' ').trim();
3887 - }
3888 -
3889 - messageContent.innerHTML = html;
3890 - }
3891 -
3892 - function setEmailSubmissionState(botId, loading) {
3893 - var submitButton = getElementDOM(botId, 'email-submit-button');
3894 - var emailInput = getElementDOM(botId, 'user-email');
3895 - var nameInput = getElementDOM(botId, 'user-name');
3896 -
3897 - if (loading) {
3898 - emailSubmittingState[botId] = true;
3899 - if (submitButton) submitButton.disabled = true;
3900 - if (emailInput) emailInput.disabled = true;
3901 - if (nameInput) nameInput.disabled = true;
3902 -
3903 - if (submitButton && !submitButton.getAttribute('data-original-html')) {
3904 - submitButton.setAttribute('data-original-html', submitButton.innerHTML);
3905 - const originalText = submitButton.textContent;
3906 - submitButton.innerHTML = `
3907 - <svg class="email-spinner" style="width: 16px; height: 16px; margin-right: 8px; animation: spin 1s linear infinite;" viewBox="0 0 24 24">
3908 - <circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" fill="none" stroke-dasharray="31.416" stroke-dashoffset="31.416">
3909 - <animate attributeName="stroke-dasharray" dur="2s" values="0 31.416;15.708 15.708;0 31.416" repeatCount="indefinite"/>
3910 - <animate attributeName="stroke-dashoffset" dur="2s" values="0;-15.708;-31.416" repeatCount="indefinite"/>
3911 - </circle>
3912 - </svg>
3913 - ${originalText}
3914 - `;
3915 - submitButton.style.opacity = '0.8';
3916 - }
3917 - } else {
3918 - emailSubmittingState[botId] = false;
3919 - if (submitButton) submitButton.disabled = false;
3920 - if (emailInput) emailInput.disabled = false;
3921 - if (nameInput) nameInput.disabled = false;
3922 -
3923 - if (submitButton) {
3924 - const originalHtml = submitButton.getAttribute('data-original-html');
3925 - if (originalHtml) {
3926 - submitButton.innerHTML = originalHtml;
3927 - }
3928 - submitButton.style.opacity = '1';
3929 - }
3930 - }
3931 - }
3932 -
3933 - function showEmailError(botId, message) {
3934 - clearEmailError(botId);
3935 -
3936 - var emailForm = getElementDOM(botId, 'email-collection-form');
3937 - if (!emailForm) return;
3938 -
3939 - const errorDiv = document.createElement('div');
3940 - errorDiv.className = 'email-error';
3941 - errorDiv.style.cssText = `
3942 - color: #e74c3c;
3943 - font-size: 12px;
3944 - margin-top: 8px;
3945 - padding: 4px 0;
3946 - animation: fadeInError 0.3s ease;
3947 - `;
3948 - errorDiv.textContent = message;
3949 - emailForm.appendChild(errorDiv);
3950 -
3951 - // Add shake animation to inputs
3952 - var emailInput = getElementDOM(botId, 'user-email');
3953 - var nameInput = getElementDOM(botId, 'user-name');
3954 -
3955 - if (emailInput) {
3956 - emailInput.classList.add('email-input-shake');
3957 - setTimeout(() => emailInput.classList.remove('email-input-shake'), 500);
3958 - }
3959 - if (nameInput) {
3960 - nameInput.classList.add('email-input-shake');
3961 - setTimeout(() => nameInput.classList.remove('email-input-shake'), 500);
3962 - }
3963 - }
3964 -
3965 - function clearEmailError(botId) {
3966 - var emailForm = getElementDOM(botId, 'email-collection-form');
3967 - if (emailForm) {
3968 - const existingErrors = emailForm.querySelectorAll('.email-error');
3969 - existingErrors.forEach(error => error.remove());
3970 - }
3971 - }
3972 -
3973 - // Resolve email state using server-side data when available, AJAX fallback otherwise
3974 - function resolveEmailState(botId) {
3975 - if (mxchatChat.skip_email_check && mxchatChat.initial_email_state) {
3976 - if (mxchatChat.initial_email_state.show_email_form) {
3977 - showEmailFormForBot(botId);
3978 - } else {
3979 - showChatContainerForBot(botId);
3980 - }
3981 - } else {
3982 - checkSessionAndEmailForBot(botId);
3983 - }
3984 - }
3985 -
3986 - function checkSessionAndEmailForBot(botId) {
3987 - const sessionId = MxChatInstances.ensureSession(botId);
3988 -
3989 - // Hide both panels while we check — show loader instead
3990 - var emailBlocker = getElementDOM(botId, 'email-blocker');
3991 - var chatContainer = getElementDOM(botId, 'chat-container');
3992 - if (emailBlocker) emailBlocker.style.display = 'none';
3993 - if (chatContainer) chatContainer.style.display = 'none';
3994 - showInitLoader(botId);
3995 -
3996 - fetch(mxchatChat.ajax_url, {
3997 - method: 'POST',
3998 - headers: {
3999 - 'Content-Type': 'application/x-www-form-urlencoded',
4000 - },
4001 - body: new URLSearchParams({
4002 - action: 'mxchat_check_email_provided',
4003 - session_id: sessionId,
4004 - nonce: mxchatChat.nonce,
4005 - })
4006 - })
4007 - .then((response) => {
4008 - if (!response.ok) {
4009 - throw new Error(`HTTP error! status: ${response.status}`);
4010 - }
4011 - return response.json();
4012 - })
4013 - .then((data) => {
4014 - if (data.success) {
4015 - if (data.data.logged_in || data.data.email) {
4016 - showChatContainerForBot(botId);
4017 - } else {
4018 - showEmailFormForBot(botId);
4019 - }
4020 - } else {
4021 - showEmailFormForBot(botId);
4022 - }
4023 - })
4024 - .catch((error) => {
4025 - showEmailFormForBot(botId);
4026 - });
4027 - }
4028 -
4029 - // Event delegation for email form submission
4030 - $(document).on('submit', '.email-collection-form', function(e) {
4031 - e.preventDefault();
4032 - e.stopPropagation();
4033 -
4034 - var botId = getBotIdFromElement(this);
4035 -
4036 - // Prevent double submission
4037 - if (emailSubmittingState[botId]) {
4038 - return false;
4039 - }
4040 -
4041 - var emailInput = getElementDOM(botId, 'user-email');
4042 - var nameInput = getElementDOM(botId, 'user-name');
4043 - var consentInput = getElementDOM(botId, 'user-consent');
4044 - var userEmail = emailInput ? emailInput.value.trim() : '';
4045 - var userName = nameInput ? nameInput.value.trim() : '';
4046 - var sessionId = MxChatInstances.ensureSession(botId);
4047 -
4048 - // Validate email
4049 - if (!userEmail) {
4050 - showEmailError(botId, 'Please enter your email address.');
4051 - return false;
4052 - }
4053 -
4054 - if (!isValidEmailAddress(userEmail)) {
4055 - showEmailError(botId, 'Please enter a valid email address.');
4056 - return false;
4057 - }
4058 -
4059 - // Validate name if field exists and has content
4060 - if (nameInput && userName && !isValidNameInput(userName)) {
4061 - showEmailError(botId, 'Please enter a valid name (2-100 characters).');
4062 - return false;
4063 - }
4064 -
4065 - // Consent checkbox (b062c4): backstop behind the native required
4066 - // attribute; the server enforces this independently either way.
4067 - if (consentInput && consentInput.required && !consentInput.checked) {
4068 - showEmailError(botId, 'Please tick the consent box to continue.');
4069 - return false;
4070 - }
4071 -
4072 - clearEmailError(botId);
4073 - setEmailSubmissionState(botId, true);
4074 -
4075 - // Prepare form data
4076 - const formData = new URLSearchParams({
4077 - action: 'mxchat_handle_save_email_and_response',
4078 - email: userEmail,
4079 - session_id: sessionId,
4080 - nonce: mxchatChat.nonce,
4081 - });
4082 -
4083 - if (userName) {
4084 - formData.append('name', userName);
4085 - }
4086 -
4087 - // Ticked/unticked both travel when the checkbox is rendered, so an
4088 - // optional-consent "no" is recorded as a decision, not an absence.
4089 - if (consentInput) {
4090 - formData.append('consent', consentInput.checked ? '1' : '0');
4091 - }
4092 -
4093 - fetch(mxchatChat.ajax_url, {
4094 - method: 'POST',
4095 - headers: {
4096 - 'Content-Type': 'application/x-www-form-urlencoded',
4097 - },
4098 - body: formData
4099 - })
4100 - .then((response) => {
4101 - if (!response.ok) {
4102 - throw new Error(`HTTP error! status: ${response.status}`);
4103 - }
4104 - return response.json();
4105 - })
4106 - .then((data) => {
4107 - setEmailSubmissionState(botId, false);
4108 -
4109 - if (data.success) {
4110 - showChatContainerForBot(botId);
4111 -
4112 - // Replace {visitor_name} placeholder in intro message with actual name
4113 - if (userName) {
4114 - replaceVisitorNamePlaceholder(botId, userName);
4115 - } else {
4116 - // Remove placeholder if no name provided
4117 - replaceVisitorNamePlaceholder(botId, '');
4118 - }
4119 -
4120 - if (data.message && typeof appendMessage === 'function') {
4121 - setTimeout(() => {
4122 - appendMessage('bot', data.message, '', [], false, botId);
4123 - if (typeof scrollToBottom === 'function') {
4124 - scrollToBottom(botId);
4125 - }
4126 - }, 100);
4127 - }
4128 - } else {
4129 - showEmailError(botId, data.message || 'Failed to save email. Please try again.');
4130 - }
4131 - })
4132 - .catch((error) => {
4133 - setEmailSubmissionState(botId, false);
4134 - showEmailError(botId, 'An error occurred. Please try again.');
4135 - });
4136 -
4137 - return false;
4138 - });
4139 -
4140 - // Real-time email validation using event delegation
4141 - $(document).on('input', '.mxchat-email-input', function() {
4142 - var botId = getBotIdFromElement(this);
4143 - var $input = $(this);
4144 -
4145 - // Clear previous timeout
4146 - clearTimeout($input.data('validationTimeout'));
4147 -
4148 - // Debounce validation
4149 - var timeout = setTimeout(() => {
4150 - var email = this.value.trim();
4151 - clearEmailError(botId);
4152 -
4153 - if (email && !isValidEmailAddress(email)) {
4154 - showEmailError(botId, 'Please enter a valid email address.');
4155 - }
4156 - }, 500);
4157 -
4158 - $input.data('validationTimeout', timeout);
4159 - });
4160 -
4161 - // Handle Enter key in email input
4162 - $(document).on('keypress', '.mxchat-email-input', function(e) {
4163 - if (e.key === 'Enter') {
4164 - e.preventDefault();
4165 - var botId = getBotIdFromElement(this);
4166 - if (!emailSubmittingState[botId]) {
4167 - $(this).closest('.email-collection-form').submit();
4168 - }
4169 - }
4170 - });
4171 -
4172 - // Handle Enter key in name input
4173 - $(document).on('keypress', '.mxchat-name-input', function(e) {
4174 - if (e.key === 'Enter') {
4175 - e.preventDefault();
4176 - var botId = getBotIdFromElement(this);
4177 - if (!emailSubmittingState[botId]) {
4178 - $(this).closest('.email-collection-form').submit();
4179 - }
4180 - }
4181 - });
4182 -
4183 - // Initialize email check for all bot instances
4184 - // For floating bots: defer until widget is opened (zero passive AJAX)
4185 - // For embedded bots: check immediately since the form is visible
4186 - $('.mxchat-chatbot-wrapper').each(function() {
4187 - var botId = $(this).data('bot-id') || 'default';
4188 - var emailBlocker = getElementDOM(botId, 'email-blocker');
4189 -
4190 - if (emailBlocker) {
4191 - if (isEmbeddedBot(botId)) {
4192 - // Embedded bots are always visible — check now
4193 - resolveEmailState(botId);
4194 - }
4195 - // Floating bots: handled in the widget open handler
4196 - } else if (isEmbeddedBot(botId)) {
4197 - // Embedded bot, no email collection — load history with loader
4198 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
4199 - if (chatPersistenceEnabled) {
4200 - MxChatInstances.ensureSession(botId);
4201 - showChatContainerForBot(botId);
4202 - }
4203 - }
4204 - });
4205 -}
4206 -
4207 - // Open chatbot when pre-chat message is clicked - use class selector for multi-instance
4208 - $(document).on('click', '.pre-chat-message', function() {
4209 - var botId = getBotIdFromElement(this);
4210 - var $chatbot = getElement(botId, 'floating-chatbot');
4211 - if ($chatbot.hasClass('hidden')) {
4212 - $chatbot.removeClass('hidden').addClass('visible');
4213 - getElement(botId, 'floating-chatbot-button').addClass('hidden');
4214 - handlePreChatDismissal(botId);
4215 - disableScroll(); // Disable scroll when chatbot opens
4216 -
4217 - // Load chat history for returning visitors (persistence)
4218 - var chatPersistenceEnabled = typeof mxchatChat !== 'undefined' && mxchatChat.chat_persistence_toggle === 'on';
4219 - if (chatPersistenceEnabled) {
4220 - MxChatInstances.ensureSession(botId);
4221 - }
4222 -
4223 - // Deferred email check — only on first widget open
4224 - var emailBlocker = getElementDOM(botId, 'email-blocker');
4225 - var instance = MxChatInstances.get(botId);
4226 - if (emailBlocker && !instance.emailCheckDone) {
4227 - instance.emailCheckDone = true;
4228 - resolveEmailState(botId);
4229 - } else if (!emailBlocker) {
4230 - showChatContainerForBot(botId);
4231 - }
4232 - }
4233 - });
4234 -
4235 - // Legacy duplicate close handler removed — handled by single event delegation above
4236 -
4237 -
4238 -function hasQuickQuestions(botId) {
4239 - botId = botId || 'default';
4240 - var questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4241 - if (!questionsContainer) return false;
4242 - const questionButtons = questionsContainer.querySelectorAll('.mxchat-popular-question');
4243 - return questionButtons.length > 0;
4244 -}
4245 -
4246 -/**
4247 - * Check if a bot is embedded (not floating)
4248 - * Embedded bots don't have a .floating-chatbot wrapper
4249 - */
4250 -function isEmbeddedBot(botId) {
4251 - botId = botId || 'default';
4252 - var floatingWrapper = document.getElementById('floating-chatbot-' + botId);
4253 - return !floatingWrapper;
4254 -}
4255 -
4256 -function collapseQuickQuestions(botId) {
4257 - botId = botId || 'default';
4258 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4259 - if (questionsContainer && hasQuickQuestions(botId)) {
4260 - questionsContainer.classList.add('collapsed');
4261 - questionsContainer.classList.add('has-been-collapsed');
4262 - try {
4263 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'true');
4264 - sessionStorage.setItem('mxchat_questions_has_been_collapsed_' + botId, 'true');
4265 - } catch (e) {
4266 - // Ignore if sessionStorage is not available
4267 - }
4268 - }
4269 -}
4270 -
4271 -function expandQuickQuestions(botId) {
4272 - botId = botId || 'default';
4273 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4274 - if (questionsContainer && hasQuickQuestions(botId)) {
4275 - questionsContainer.classList.remove('collapsed');
4276 - try {
4277 - sessionStorage.setItem('mxchat_questions_collapsed_' + botId, 'false');
4278 - } catch (e) {
4279 - // Ignore if sessionStorage is not available
4280 - }
4281 - }
4282 -}
4283 -
4284 -function checkQuickQuestionsState(botId) {
4285 - botId = botId || 'default';
4286 - if (!hasQuickQuestions(botId)) {
4287 - return; // Don't do anything if no questions exist
4288 - }
4289 -
4290 - // Skip restoring collapsed state for embedded bots - they should always start expanded
4291 - if (isEmbeddedBot(botId)) {
4292 - return;
4293 - }
4294 -
4295 - try {
4296 - const isCollapsed = sessionStorage.getItem('mxchat_questions_collapsed_' + botId);
4297 - const hasBeenCollapsed = sessionStorage.getItem('mxchat_questions_has_been_collapsed_' + botId);
4298 -
4299 - const questionsContainer = getElementDOM(botId, 'mxchat-popular-questions');
4300 - if (questionsContainer) {
4301 - if (hasBeenCollapsed === 'true') {
4302 - questionsContainer.classList.add('has-been-collapsed');
4303 - }
4304 - if (isCollapsed === 'true') {
4305 - questionsContainer.classList.add('collapsed');
4306 - }
4307 - }
4308 - } catch (e) {
4309 - // Ignore if sessionStorage is not available
4310 - }
4311 -}
4312 -
4313 -// Global delegation for dynamically added links as fallback
4314 -// Use class selector for multi-instance support
4315 -$(document).on('click', '.chat-box a[href]:not([data-tracked])', function(e) {
4316 - const $link = $(this);
4317 - const messageDiv = $link.closest('.bot-message, .agent-message');
4318 -
4319 - // Only process bot/agent message links
4320 - if (messageDiv.length > 0) {
4321 - const originalHref = $link.attr('href');
4322 -
4323 - if (originalHref && (originalHref.startsWith('http://') || originalHref.startsWith('https://'))) {
4324 - e.preventDefault();
4325 - e.stopPropagation();
4326 -
4327 - // Mark as tracked
4328 - $link.attr('data-tracked', 'true');
4329 -
4330 - // Get bot ID from the chat box context
4331 - var botId = getBotIdFromElement(this);
4332 -
4333 - // Get message context from the message div
4334 - const messageText = messageDiv.text().substring(0, 200);
4335 -
4336 - $.ajax({
4337 - url: mxchatChat.ajax_url,
4338 - type: 'POST',
4339 - data: {
4340 - action: 'mxchat_track_url_click',
4341 - session_id: getChatSession(botId),
4342 - url: originalHref,
4343 - message_context: messageText,
4344 - nonce: mxchatChat.nonce
4345 - },
4346 - complete: function() {
4347 - if ($link.attr('target') === '_blank' || linkTarget === '_blank') {
4348 - window.open(originalHref, '_blank');
4349 - } else {
4350 - window.location.href = originalHref;
4351 - }
4352 - }
4353 - });
4354 -
4355 - return false;
4356 - }
4357 - }
354 +
355 +
4358 356 });
4359 -
4360 - // ====================================
4361 - // MAIN INITIALIZATION
4362 - // ====================================
4363 -
4364 - // Initialize all chatbot instances on the page
4365 - initializeAllInstances();
4366 -
4367 - // Legacy initialization for single bot compatibility
4368 - $('.floating-chatbot.hidden').each(function() {
4369 - var botId = getBotIdFromElement(this);
4370 - getElement(botId, 'floating-chatbot-button').removeClass('hidden');
4371 - });
4372 -
4373 - // Initialize when document is ready
4374 - setFullHeight();
4375 -
4376 - // Note: trackOriginatingPage() and loadChatHistory() are now deferred
4377 - // until the user's first interaction via MxChatInstances.ensureSession()
4378 -
4379 - // Initialize chat visibility for all instances
4380 - $('.mxchat-chatbot-wrapper').each(function() {
4381 - var botId = $(this).data('bot-id') || 'default';
4382 - initializeChatVisibility(botId);
4383 - });
4384 -
4385 - // Make functions globally available for add-ons
4386 - window.hasQuickQuestions = hasQuickQuestions;
4387 - window.collapseQuickQuestions = collapseQuickQuestions;
4388 - window.appendMessage = appendMessage;
4389 - window.appendThinkingMessage = appendThinkingMessage;
4390 - window.scrollToBottom = scrollToBottom;
4391 - window.scrollElementToTop = scrollElementToTop;
4392 - window.replaceLastMessage = replaceLastMessage;
4393 - window.callMxChat = callMxChat;
4394 - window.callMxChatStream = callMxChatStream;
4395 - window.shouldUseStreaming = shouldUseStreaming;
4396 - window.getChatSession = getChatSession;
4397 - window.getPageContext = getPageContext;
4398 - window.updateStreamingMessage = updateStreamingMessage;
4399 - window.MxChatInstances = MxChatInstances;
4400 - window.getElement = getElement;
4401 - window.getElementDOM = getElementDOM;
4402 - window.getBotIdFromElement = getBotIdFromElement;
4403 -
4404 -}); // End of jQuery ready
4405 -
4406 -
4407 -// ====================================
4408 -// GLOBAL EVENT LISTENERS (Outside jQuery)
4409 -// ====================================
4410 -
4411 -// Event listener for copy button (code blocks)
4412 -document.addEventListener("click", (e) => {
4413 - if (e.target.classList.contains("mxchat-copy-button")) {
4414 - const copyButton = e.target;
4415 - const codeBlock = copyButton
4416 - .closest(".mxchat-code-block-container")
4417 - .querySelector(".mxchat-code-block code");
4418 -
4419 - if (codeBlock) {
4420 - // Preserve formatting using innerText
4421 - navigator.clipboard.writeText(codeBlock.innerText).then(() => {
4422 - copyButton.textContent = "Copied!";
4423 - copyButton.setAttribute("aria-label", "Copied to clipboard");
4424 -
4425 - setTimeout(() => {
4426 - copyButton.textContent = "Copy";
4427 - copyButton.setAttribute("aria-label", "Copy to clipboard");
4428 - }, 2000);
4429 - });
4430 - }
4431 - }
4432 -});
4433 -
4434 -// ============================================================================
4435 -// SATISFACTION RATING (v3.2.6)
4436 -// ============================================================================
4437 -// Per-session 👍/👎 prompt that appears in the chat-box after 60s of user
4438 -// inactivity following a bot reply. One prompt per session, deduped via
4439 -// localStorage. Runs ONLY when the satisfaction_rating_enabled option is on —
4440 -// the option (default off) is authoritative.
4441 -jQuery(function($) {
4442 - if (typeof mxchatChat === 'undefined') return;
4443 - // wp_localize_script stringifies scalars: a PHP boolean false arrives as
4444 - // '' and true as '1', so this must be an explicit-enable allowlist — the
4445 - // old "disabled when exactly false/'off'" check let '' through and the
4446 - // bubble rendered on sites with the option off/unset (plan-4bba64). PHP
4447 - // now emits 'on'/'off' strings; true/'1'/1 keep cached pre-fix HTML
4448 - // (boolean-true localizations) working.
4449 - // NOTE (plan-32db95): this gate reads the INLINE value at DOM ready and is
4450 - // deliberately NOT re-evaluated after the widget's dynamic-settings refresh
4451 - // merges fresh values over mxchatChat (that merge fires on first widget
4452 - // open, after this module has already decided). Re-evaluating would mean
4453 - // restructuring the whole module to late-bind its listeners — not worth it
4454 - // for a prompt that is at worst stale for one page load on a cached page.
4455 - var sre = mxchatChat.satisfaction_rating_enabled;
4456 - if (sre !== 'on' && sre !== true && sre !== '1' && sre !== 1) return;
4457 -
4458 - // wp_localize_script stringifies ints, so accept both number and numeric string.
4459 - var idleRaw = mxchatChat.satisfaction_rating_idle_seconds;
4460 - var idleSeconds = (typeof idleRaw === 'number') ? idleRaw : parseInt(idleRaw, 10);
4461 - if (!isFinite(idleSeconds)) idleSeconds = 60;
4462 - if (idleSeconds < 5) idleSeconds = 5;
4463 - if (idleSeconds > 600) idleSeconds = 600;
4464 - var IDLE_MS = idleSeconds * 1000;
4465 - var MIN_BOT_REPLIES = 2;
4466 - var ratingState = {};
4467 -
4468 - function getState(botId) {
4469 - if (!ratingState[botId]) {
4470 - ratingState[botId] = { idleTimer: null, botReplies: 0, promptShown: false, dismissed: false };
4471 - }
4472 - return ratingState[botId];
4473 - }
4474 -
4475 - function getSessionId(botId) {
4476 - if (typeof MxChatInstances !== 'undefined' && MxChatInstances.getChatSession) {
4477 - return MxChatInstances.getChatSession(botId);
4478 - }
4479 - return null;
4480 - }
4481 -
4482 - function isAlreadyRated(sessionId) {
4483 - if (!sessionId) return false;
4484 - try { return localStorage.getItem('mxchat_rated:' + sessionId) === '1'; } catch (e) { return false; }
4485 - }
4486 -
4487 - function markRated(sessionId) {
4488 - if (!sessionId) return;
4489 - try { localStorage.setItem('mxchat_rated:' + sessionId, '1'); } catch (e) {}
4490 - }
4491 -
4492 - function esc(s) {
4493 - return String(s == null ? '' : s)
4494 - .replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
4495 - .replace(/"/g, '&quot;').replace(/'/g, '&#039;');
4496 - }
4497 -
4498 - // Mirror shouldSkipInlineColors so rating bubbles defer to AI-theme CSS.
4499 - function ratingSkipInlineColors(botId) {
4500 - if (mxchatChat.skip_inline_colors) return true;
4501 - var botAssignments = mxchatChat.bot_theme_assignments || {};
4502 - return botAssignments.hasOwnProperty(botId);
4503 - }
4504 -
4505 - function botBubbleStyleAttr(botId) {
4506 - if (ratingSkipInlineColors(botId)) return '';
4507 - var bg = mxchatChat.bot_message_bg_color;
4508 - var fg = mxchatChat.bot_message_font_color;
4509 - if (!bg && !fg) return '';
4510 - return ' style="background-color: ' + esc(bg || '') + '; color: ' + esc(fg || '') + ';"';
4511 - }
4512 -
4513 - // Reads the rating bubble's actual computed fg+bg (whatever paints it —
4514 - // the inline color pickers OR the mxchat-theme AI customizer's injected CSS)
4515 - // and paints the filled "Send" pill so it fills with the bot font color and
4516 - // labels in the bubble bg. Mirrors mxchatSyncMenuColors(~:1512) for the read.
4517 - // We paint the submit button DIRECTLY (inline longhand) rather than relying
4518 - // on the CSS rule's var()s: Chromium resolves an INHERITED custom property
4519 - // unreliably inside a descendant's `background`, so a bubble-level var would
4520 - // silently fall back to the literal (white-block bug all over again). Inline
4521 - // longhand always wins. Same transparent-guard as the menu so we never paint
4522 - // a see-through value — in that case the CSS literal fallbacks keep it legible.
4523 - function syncRatingBubbleColors(botId) {
4524 - var $chatBox = getChatBoxByBotId(botId);
4525 - if (!$chatBox || !$chatBox.length) return;
4526 - var bubbleEl = $chatBox.find('.mxchat-rating-bot-bubble').last()[0];
4527 - if (!bubbleEl) return;
4528 - var cs = window.getComputedStyle(bubbleEl);
4529 - var fg = cs.color;
4530 - var bg = cs.backgroundColor;
4531 - var hasFg = fg && fg !== 'rgba(0, 0, 0, 0)' && fg !== 'transparent';
4532 - var hasBg = bg && bg !== 'rgba(0, 0, 0, 0)' && bg !== 'transparent';
4533 - // Expose on the bubble too, for any inheriting styles / future use.
4534 - if (hasFg) bubbleEl.style.setProperty('--mxchat-bot-fg', fg);
4535 - if (hasBg) bubbleEl.style.setProperty('--mxchat-bot-bg', bg);
4536 - // Paint the Send pill directly — the part that actually fixes the bug.
4537 - var submitEl = bubbleEl.querySelector('.mxchat-rating-submit');
4538 - if (submitEl) {
4539 - if (hasFg) submitEl.style.backgroundColor = fg; // fill = bot font color
4540 - if (hasBg) submitEl.style.color = bg; // label = bubble background
4541 - }
4542 - }
4543 -
4544 - function copy(key) {
4545 - var c = mxchatChat.satisfaction_rating_copy || {};
4546 - var d = {
4547 - question: 'Was this helpful?',
4548 - helpful: 'Helpful',
4549 - not_helpful: 'Not helpful',
4550 - dismiss: 'Dismiss',
4551 - thanks: 'Thanks! Anything we should improve? (optional)',
4552 - placeholder: 'Tell us what could be better…',
4553 - send: 'Send',
4554 - skip: 'Skip',
4555 - saved: 'Thanks for the feedback.'
4556 - };
4557 - return c[key] || d[key];
4558 - }
4559 -
4560 - function thumbUpSvg() {
4561 - 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>';
4562 - }
4563 - function thumbDownSvg() {
4564 - 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>';
4565 - }
4566 -
4567 - function buildPromptHtml(botId) {
4568 - var styleAttr = botBubbleStyleAttr(botId);
4569 - return ''
4570 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4571 - + '<div class="mxchat-rating-prompt" data-bot-id="' + esc(botId) + '" role="group" aria-label="' + esc(copy('question')) + '">'
4572 - + '<div class="mxchat-rating-question">' + esc(copy('question')) + '</div>'
4573 - + '<div class="mxchat-rating-actions">'
4574 - + '<span class="mxchat-rating-buttons">'
4575 - + '<button type="button" class="mxchat-rating-btn" data-rating="1" aria-label="' + esc(copy('helpful')) + '">' + thumbUpSvg() + '</button>'
4576 - + '<button type="button" class="mxchat-rating-btn" data-rating="-1" aria-label="' + esc(copy('not_helpful')) + '">' + thumbDownSvg() + '</button>'
4577 - + '</span>'
4578 - + '<button type="button" class="mxchat-rating-dismiss" aria-label="' + esc(copy('dismiss')) + '">×</button>'
4579 - + '</div>'
4580 - + '</div>'
4581 - + '</div>';
4582 - }
4583 -
4584 - function buildFeedbackHtml(botId, rating) {
4585 - var styleAttr = botBubbleStyleAttr(botId);
4586 - return ''
4587 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4588 - + '<div class="mxchat-rating-feedback" data-bot-id="' + esc(botId) + '" data-rating="' + esc(String(rating)) + '">'
4589 - + '<div class="mxchat-rating-feedback-label">' + esc(copy('thanks')) + '</div>'
4590 - + '<textarea class="mxchat-rating-feedback-input" maxlength="500" placeholder="' + esc(copy('placeholder')) + '" rows="2"></textarea>'
4591 - + '<div class="mxchat-rating-feedback-actions">'
4592 - + '<button type="button" class="mxchat-rating-skip">' + esc(copy('skip')) + '</button>'
4593 - + '<button type="button" class="mxchat-rating-submit">' + esc(copy('send')) + '</button>'
4594 - + '</div>'
4595 - + '</div>'
4596 - + '</div>';
4597 - }
4598 -
4599 - function buildSavedHtml(botId) {
4600 - var styleAttr = botBubbleStyleAttr(botId);
4601 - return ''
4602 - + '<div class="bot-message mxchat-rating-bot-bubble"' + styleAttr + '>'
4603 - + '<div class="mxchat-rating-saved">' + esc(copy('saved')) + '</div>'
4604 - + '</div>';
4605 - }
4606 -
4607 - function getChatBoxByBotId(botId) {
4608 - var $byId = $('#chat-box-' + botId);
4609 - if ($byId.length) return $byId.first();
4610 - return $('.chat-box').first();
4611 - }
4612 -
4613 - function scrollChatBoxToBottom($chatBox) {
4614 - if (!$chatBox || !$chatBox.length) return;
4615 - $chatBox.scrollTop($chatBox[0].scrollHeight);
4616 - }
4617 -
4618 - function showPrompt(botId) {
4619 - var s = getState(botId);
4620 - if (s.promptShown || s.dismissed) return;
4621 - var sessionId = getSessionId(botId);
4622 - if (!sessionId) return;
4623 - if (isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4624 - var $chatBox = getChatBoxByBotId(botId);
4625 - if (!$chatBox.length) return;
4626 - if ($chatBox.find('.mxchat-rating-prompt').length) { s.promptShown = true; return; }
4627 - $chatBox.append(buildPromptHtml(botId));
4628 - syncRatingBubbleColors(botId);
4629 - s.promptShown = true;
4630 - scrollChatBoxToBottom($chatBox);
4631 - }
4632 -
4633 - function submitRating(botId, rating, feedback) {
4634 - var sessionId = getSessionId(botId);
4635 - if (!sessionId) return;
4636 - $.post(mxchatChat.ajax_url, {
4637 - action: 'mxchat_save_rating',
4638 - session_id: sessionId,
4639 - bot_id: botId,
4640 - rating: rating,
4641 - feedback: feedback || ''
4642 - });
4643 - markRated(sessionId);
4644 - }
4645 -
4646 - function onBotReply(botId) {
4647 - var s = getState(botId);
4648 - s.botReplies += 1;
4649 - if (s.promptShown || s.dismissed) return;
4650 - var sessionId = getSessionId(botId);
4651 - if (sessionId && isAlreadyRated(sessionId)) { s.promptShown = true; return; }
4652 - if (s.botReplies < MIN_BOT_REPLIES) return;
4653 - if (s.idleTimer) clearTimeout(s.idleTimer);
4654 - s.idleTimer = setTimeout(function() { showPrompt(botId); }, IDLE_MS);
4655 - }
4656 -
4657 - function onUserMessage(botId) {
4658 - var s = getState(botId);
4659 - if (s.idleTimer) { clearTimeout(s.idleTimer); s.idleTimer = null; }
4660 - }
4661 -
4662 - function botIdFromChatBox(el) {
4663 - var id = el && el.id ? el.id : '';
4664 - return id.indexOf('chat-box-') === 0 ? id.substring('chat-box-'.length) : 'default';
4665 - }
4666 -
4667 - function setupObserver(chatBox) {
4668 - var botId = botIdFromChatBox(chatBox);
4669 - try {
4670 - var observer = new MutationObserver(function(mutations) {
4671 - mutations.forEach(function(m) {
4672 - for (var i = 0; i < m.addedNodes.length; i++) {
4673 - var node = m.addedNodes[i];
4674 - if (!node || node.nodeType !== 1) continue;
4675 - var $n = $(node);
4676 - if ($n.hasClass('mxchat-rating-bot-bubble') || $n.hasClass('mxchat-rating-prompt') || $n.hasClass('mxchat-rating-feedback') || $n.hasClass('mxchat-rating-saved')) continue;
4677 - if ($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)
4678 - else if ($n.hasClass('user-message')) onUserMessage(botId);
4679 - }
4680 - });
4681 - });
4682 - observer.observe(chatBox, { childList: true });
4683 - } catch (e) { /* noop */ }
4684 - }
4685 -
4686 - $('.chat-box').each(function() { setupObserver(this); });
4687 -
4688 - $(document).on('click', '.mxchat-rating-btn', function(e) {
4689 - e.preventDefault();
4690 - var $btn = $(this);
4691 - var $prompt = $btn.closest('.mxchat-rating-prompt');
4692 - var $wrap = $btn.closest('.mxchat-rating-bot-bubble');
4693 - var botId = $prompt.data('bot-id') || 'default';
4694 - var rating = parseInt($btn.attr('data-rating'), 10);
4695 - if (rating !== 1 && rating !== -1) return;
4696 - submitRating(botId, rating, '');
4697 - ($wrap.length ? $wrap : $prompt).replaceWith(buildFeedbackHtml(botId, rating));
4698 - syncRatingBubbleColors(botId);
4699 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4700 - });
4701 -
4702 - $(document).on('click', '.mxchat-rating-dismiss', function(e) {
4703 - e.preventDefault();
4704 - var $prompt = $(this).closest('.mxchat-rating-prompt');
4705 - var $wrap = $(this).closest('.mxchat-rating-bot-bubble');
4706 - var botId = $prompt.data('bot-id') || 'default';
4707 - var s = getState(botId);
4708 - s.dismissed = true;
4709 - markRated(getSessionId(botId));
4710 - ($wrap.length ? $wrap : $prompt).remove();
4711 - });
4712 -
4713 - function closeFeedback($fb) {
4714 - var botId = $fb.data('bot-id') || 'default';
4715 - var $wrap = $fb.closest('.mxchat-rating-bot-bubble');
4716 - ($wrap.length ? $wrap : $fb).replaceWith(buildSavedHtml(botId));
4717 - syncRatingBubbleColors(botId);
4718 - scrollChatBoxToBottom(getChatBoxByBotId(botId));
4719 - }
4720 -
4721 - $(document).on('click', '.mxchat-rating-skip', function(e) {
4722 - e.preventDefault();
4723 - closeFeedback($(this).closest('.mxchat-rating-feedback'));
4724 - });
4725 -
4726 - $(document).on('click', '.mxchat-rating-submit', function(e) {
4727 - e.preventDefault();
4728 - var $fb = $(this).closest('.mxchat-rating-feedback');
4729 - var botId = $fb.data('bot-id') || 'default';
4730 - var rating = parseInt($fb.attr('data-rating'), 10);
4731 - if (rating !== 1 && rating !== -1) { closeFeedback($fb); return; }
4732 - var text = String($fb.find('.mxchat-rating-feedback-input').val() || '').trim();
4733 - if (text !== '') {
4734 - submitRating(botId, rating, text);
4735 - }
4736 - closeFeedback($fb);
4737 - });
4738 -});
4739 -