IMPROVEMENT (infrastructure): javascript code is now based on jQuery
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Frederico @ VilaRosa02
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<title>FMF GPT</title>
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
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<link href="/main.css" rel="stylesheet">
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<script src="https://code.jquery.com/jquery-3.7.1.min.js" integrity="sha256-/JqT3SQfawRcv/BIHPThkBvs0OEvtFFmqPF/lYI/Cxo=" crossorigin="anonymous"></script>
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</head>
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<body>
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<div class="container py-4 chat-wrap">
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140
main.js
140
main.js
@ -1,102 +1,112 @@
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// Minimal client that sends CSRF, renders assistant HTML, and toggles theme.
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// Minimal client that sends CSRF, renders assistant HTML, and toggles theme. (jQuery version)
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const qs = (s, r = document) => r.querySelector(s);
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const chatEl = qs('#chat');
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const formEl = qs('#chatForm');
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const msgInput = qs('#messageInput');
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const sysInput = qs('#systemInput');
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const resetBtn = qs('#resetBtn');
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const themeBtn = qs('#themeToggle');
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$(function () {
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// Element refs
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const $chat = $('#chat');
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const $form = $('#chatForm');
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const $msg = $('#messageInput');
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const $sys = $('#systemInput');
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const $reset = $('#resetBtn');
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const $theme = $('#themeToggle');
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function post(action, data = {}) {
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const body = new URLSearchParams({ action, csrf: (window.__APP__ && window.__APP__.csrf) || '', ...data });
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return fetch(location.pathname, {
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method: 'POST',
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headers: { 'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8' },
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body
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}).then(r => r.json());
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}
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// Helpers
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function escapeHtmlWithNewlines(s) {
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// jQuery-safe escape via .text(), then convert \n -> <br>
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return $('<div>').text(s).html().replace(/\n/g, '<br>');
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}
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// Simple helpers to append messages to the chat
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function appendUserMessage(text) {
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const wrap = document.createElement('div');
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wrap.className = 'msg user';
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wrap.innerHTML = `
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function nowTime() {
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const d = new Date();
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const hh = String(d.getHours()).padStart(2, '0');
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const mm = String(d.getMinutes()).padStart(2, '0');
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return `${hh}:${mm}`;
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}
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function appendUserMessage(text) {
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const html = `
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<div class="msg user">
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<div class="content">${escapeHtmlWithNewlines(text)}</div>
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<div class="time">${nowTime()}</div>
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`;
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chatEl.appendChild(wrap);
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chatEl.scrollTop = chatEl.scrollHeight;
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}
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</div>`;
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$chat.append(html);
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$chat.prop('scrollTop', $chat[0].scrollHeight);
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}
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function appendAssistantHtml(html) {
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function appendAssistantHtml(html) {
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const clean = (window.DOMPurify ? DOMPurify.sanitize(html) : html);
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const wrap = document.createElement('div');
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wrap.className = 'msg assistant';
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wrap.innerHTML = `
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const block = `
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<div class="msg assistant">
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<div class="content">${clean}</div>
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<div class="time">${nowTime()}</div>
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`;
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chatEl.appendChild(wrap);
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chatEl.scrollTop = chatEl.scrollHeight;
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}
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</div>`;
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$chat.append(block);
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$chat.prop('scrollTop', $chat[0].scrollHeight);
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}
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function escapeHtmlWithNewlines(s) {
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const t = document.createElement('div');
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t.innerText = s;
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return t.innerHTML.replace(/\n/g, '<br>');
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}
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// AJAX POST helper (x-www-form-urlencoded)
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function post(action, data = {}) {
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const csrf = (window.__APP__ && window.__APP__.csrf) || '';
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const payload = new URLSearchParams({ action, csrf, ...data }).toString();
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return $.ajax({
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url: location.pathname,
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method: 'POST',
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data: payload,
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contentType: 'application/x-www-form-urlencoded; charset=UTF-8',
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dataType: 'json'
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});
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}
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function nowTime() {
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const d = new Date();
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const hh = String(d.getHours()).padStart(2,'0');
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const mm = String(d.getMinutes()).padStart(2,'0');
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return `${hh}:${mm}`;
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}
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// Submit chat
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formEl?.addEventListener('submit', async (e) => {
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// Submit chat
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$form.on('submit', async function (e) {
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e.preventDefault();
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const message = msgInput.value.trim();
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const system = sysInput ? sysInput.value.trim() : '';
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const message = ($msg.val() || '').toString().trim();
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const system = $sys.length ? ($sys.val() || '').toString().trim() : '';
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if (!message) return;
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appendUserMessage(message);
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msgInput.value = '';
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msgInput.focus();
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$msg.val('').focus();
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try {
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const res = await post('chat', { message, system });
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if (res.ok) {
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// Prefer server-rendered sanitized HTML for assistant
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appendAssistantHtml(res.reply_html || escapeHtmlWithNewlines(res.reply || ''));
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} else {
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appendAssistantHtml(`<p class="text-danger">Error: ${res.error || 'Unknown'}</p>`);
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}
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});
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} catch (err) {
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appendAssistantHtml(`<p class="text-danger">Network error</p>`);
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}
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});
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// Reset chat
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resetBtn?.addEventListener('click', async () => {
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// Reset chat
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$reset.on('click', async function () {
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try {
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const res = await post('reset', {});
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if (res.ok) {
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chatEl.innerHTML = `<div class="text-secondary">Start the conversation below…</div>`;
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$chat.html('<div class="text-secondary">Start the conversation below…</div>');
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}
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});
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} catch (_) { /* ignore */ }
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});
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// Theme toggle
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themeBtn?.addEventListener('click', async () => {
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// Theme toggle
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$theme.on('click', async function () {
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const current = (window.__APP__ && window.__APP__.theme) || 'dark';
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const next = current === 'dark' ? 'light' : 'dark';
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try {
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const res = await post('set_theme', { theme: next });
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if (res.ok) {
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document.documentElement.setAttribute('data-theme', next);
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window.__APP__.theme = next;
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if (window.__APP__) window.__APP__.theme = next;
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}
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});
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} catch (_) { /* ignore */ }
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});
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// With "enter" key press, send message
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msgInput.addEventListener('keydown', e => {
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// With "enter" key press, send message (Shift+Enter => newline)
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$msg.on('keydown', function (e) {
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if (e.key === 'Enter' && !e.shiftKey) {
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e.preventDefault(); // stop newline
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formEl.dispatchEvent(new Event('submit', {cancelable: true}));
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e.preventDefault();
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$form.trigger('submit');
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}
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});
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});
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