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KotGPT
Commit 53c0815c by Michael Pastushkov
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fix

parent 69378d52
Showing with 689 additions and 86 deletions
static/www/1.html
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>KotGPT</title>
......@@ -7,10 +8,14 @@
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet" />
<style>
:root {
--footer-h: 2.75rem; /* fixed footer height (approx) */
--composer-h: 6.5rem; /* composer block height (approx) */
/* tune these if footer/composer sizes change */
--footer-h: 2.75rem;
/* fixed footer height (approx) */
--composer-h: 6.5rem;
/* composer block height (approx) */
--bottom-pad: calc(var(--footer-h) + var(--composer-h) + 1rem);
}
body {
min-height: 100vh;
display: flex;
......@@ -18,56 +23,180 @@
background-color: #f8f9fa;
margin: 0;
}
header { position: sticky; top: 0; z-index: 1020; }
header {
position: sticky;
top: 0;
z-index: 1020;
}
main {
flex: 1 1 auto;
overflow-y: auto;
position: relative;
padding-bottom: var(--bottom-pad); /* leave room for composer + fixed footer */
scroll-behavior: auto; /* avoid jitter during streaming, we’ll smooth when needed */
padding-bottom: var(--bottom-pad);
/* leave room for composer + fixed footer */
}
.composer {
position: sticky;
bottom: var(--footer-h); /* sit just above the fixed footer */
bottom: var(--footer-h);
/* sit just above the fixed footer */
z-index: 1020;
background: #fff;
border-top: 1px solid #dee2e6;
}
/* --- Footer from your snippet (fixed, non-scrollable) --- */
footer {
position: fixed; bottom: 0; left: 0; width: 100%;
z-index: 1020; font-size: .75rem; color: #6c757d; text-align: center;
padding: .5rem; border-top: 1px solid #dee2e6; background: #fdfdfd;
height: var(--footer-h); box-sizing: border-box;
position: fixed;
bottom: 0;
left: 0;
width: 100%;
z-index: 1020;
font-size: .75rem;
color: #6c757d;
text-align: center;
padding: .5rem;
border-top: 1px solid #dee2e6;
background: #fdfdfd;
height: var(--footer-h);
box-sizing: border-box;
}
.cat-spinner {
width: 36px;
height: 36px;
object-fit: contain;
filter: drop-shadow(0 1px 2px rgba(0, 0, 0, .35));
}
.cat-spinner { width: 36px; height: 36px; object-fit: contain; filter: drop-shadow(0 1px 2px rgba(0,0,0,.35)); }
.thinking-cat { width: 64px; height: 64px; object-fit: contain; display: block; margin: .25rem auto; }
.thinking-cat {
width: 64px;
height: 64px;
object-fit: contain;
display: block;
margin: .25rem auto;
}
.message {
max-width: 900px; margin: 0 auto 1rem auto; padding: 1rem 1.25rem; border-radius: .75rem;
line-height: 1.6; font-size: 1rem; word-break: break-word;
}
.user-message { background-color: #ffffff; border: 1px solid #dee2e6; white-space: pre-wrap; }
.assistant-message { background-color: #f8f9fa; border: 1px solid #dee2e6; }
.assistant-message h1, .assistant-message h2, .assistant-message h3 { margin-top: 1rem; margin-bottom: .6rem; }
.assistant-message p { margin: .5rem 0; }
.assistant-message code { background: #fff; border: 1px solid #e9ecef; border-radius: .25rem; padding: .05rem .35rem; }
.assistant-message pre code { display: block; padding: .75rem; }
.assistant-message ul, .assistant-message ol { padding-left: 1.25rem; }
.assistant-message table { width: 100%; margin: 1rem 0; }
max-width: 900px;
margin: 0 auto 1rem auto;
padding: 1rem 1.25rem;
border-radius: .75rem;
line-height: 1.6;
font-size: 1rem;
word-break: break-word;
}
.user-message {
background-color: #ffffff;
border: 1px solid #dee2e6;
white-space: pre-wrap;
}
.assistant-message {
background-color: #f8f9fa;
border: 1px solid #dee2e6;
}
.assistant-message h1,
.assistant-message h2,
.assistant-message h3 {
margin-top: 1rem;
margin-bottom: .6rem;
}
.assistant-message p {
margin: .5rem 0;
}
.assistant-message code {
background: #fff;
border: 1px solid #e9ecef;
border-radius: .25rem;
padding: .05rem .35rem;
}
.assistant-message pre code {
display: block;
padding: .75rem;
}
.assistant-message ul,
.assistant-message ol {
padding-left: 1.25rem;
}
.assistant-message table {
width: 100%;
margin: 1rem 0;
}
/* First-run logo layout */
#mainScroll { display: flex; flex-direction: column; position: relative; }
#welcomeLogo { flex: 1 1 auto; display: flex; align-items: center; justify-content: center; user-select: none; }
#welcomeLogo img { max-width: 520px; width: 100%; height: auto; filter: drop-shadow(0 6px 16px rgba(0,0,0,.15)); opacity: .98; }
#mainScroll {
display: flex;
flex-direction: column;
position: relative;
}
#welcomeLogo {
flex: 1 1 auto;
display: flex;
align-items: center;
justify-content: center;
user-select: none;
}
#welcomeLogo img {
max-width: 520px;
width: 100%;
height: auto;
filter: drop-shadow(0 6px 16px rgba(0, 0, 0, .15));
opacity: .98;
}
/* Sticky in-content scroll indicator (same behavior as the earlier file) */
#scrollDownBtn {
position: sticky;
/* inside scrollable main */
margin-left: auto;
bottom: 1rem;
align-self: flex-end;
right: 1rem;
transform: translate(-1rem, 0);
z-index: 1030;
display: none;
border: none;
border-radius: 999px;
width: 36px;
height: 36px;
background: rgba(13, 110, 253, .95);
color: #fff;
box-shadow: 0 4px 14px rgba(0, 0, 0, .18);
cursor: pointer;
transition: opacity .18s ease-in-out;
opacity: .92;
}
#scrollDownBtn:hover {
opacity: 1;
}
#scrollDownBtn svg {
width: 22px;
height: 22px;
pointer-events: none;
}
/* (kept, but the button is unused by logic now) */
#scrollDownBtn { display: none; }
#scrollDownBtn.show {
display: inline-flex;
align-items: center;
justify-content: center;
}
</style>
</head>
<body>
<!-- Header -->
<header class="py-3 bg-dark text-white shadow-sm">
......@@ -86,11 +215,13 @@
</div>
<div id="thread"></div>
<!-- Sentinel used to detect if user is at the bottom -->
<div id="bottomSentinel" style="height:1px;"></div>
<!-- (Unused button) -->
<button id="scrollDownBtn" type="button" aria-label="Scroll down"></button>
<!-- Sticky scroll indicator -->
<button id="scrollDownBtn" type="button" aria-label="Scroll down">
<svg viewBox="0 0 24 24" fill="currentColor" aria-hidden="true">
<path
d="M12 16a1 1 0 0 1-.7-.29l-6-6a1 1 0 1 1 1.4-1.42L12 13.59l5.3-5.3a1 1 0 0 1 1.4 1.42l-6 6A1 1 0 0 1 12 16z" />
</svg>
</button>
</main>
<!-- Composer (sticks above fixed footer) -->
......@@ -106,7 +237,7 @@
</div>
</div>
<!-- Fixed, non-scrollable footer -->
<!-- Fixed, non-scrollable footer (from your snippet) -->
<footer id="disclaimer"></footer>
<script src="https://cdn.jsdelivr.net/npm/marked@12.0.2/marked.min.js"></script>
......@@ -159,8 +290,6 @@
ru: '/static/images/ask-a-cat-ru.png'
};
welcomeImg.src = srcByLocale[CURRENT_LOCALE] || srcByLocale.en;
// If we’re sticking to bottom, ensure any img load doesn’t break it
welcomeImg.addEventListener('load', () => { if (autoStick) scrollToBottom(); }, { once: true });
}
function applyI18n() {
document.title = t('app.title', 'KotGPT');
......@@ -180,8 +309,12 @@
if (stopBtn) stopBtn.textContent = t('buttons.stop', 'Stop');
const disclaimer = document.getElementById('disclaimer');
if (disclaimer) disclaimer.textContent = t('footer.disclaimer', 'Beware: Cat can make mistakes.');
const scrollDownBtn = document.getElementById('scrollDownBtn');
if (scrollDownBtn) {
scrollDownBtn.setAttribute('aria-label', t('buttons.scrollDown', 'Scroll down'));
scrollDownBtn.title = t('buttons.scrollDown', 'Scroll down');
}
setWelcomeImage();
if (autoStick) scrollToBottom();
}
// --- UI refs ---
......@@ -195,47 +328,15 @@
const stopBtn = document.getElementById('stopBtn');
const welcomeLogo = document.getElementById('welcomeLogo');
const mainScroll = document.getElementById('mainScroll');
const bottomSentinel = document.getElementById('bottomSentinel');
const scrollDownBtn = document.getElementById('scrollDownBtn');
let firstRequestDone = false;
let controller = null;
// --- Stick-to-bottom logic ---
let autoStick = true; // follow the bottom unless user scrolls up
function scrollToBottom(smooth = false) {
if (!mainScroll) return;
// Use instant scroll during streaming to avoid stutter; smooth for jumps like new send
if (smooth) {
mainScroll.scrollTo({ top: mainScroll.scrollHeight, behavior: 'smooth' });
} else {
mainScroll.scrollTop = mainScroll.scrollHeight;
}
}
// Observe if sentinel is visible to determine if we’re at bottom
const observer = new IntersectionObserver((entries) => {
for (const entry of entries) {
// If sentinel visible, we are at bottom -> enable autoStick
if (entry.target === bottomSentinel) {
autoStick = entry.isIntersecting;
}
}
}, { root: mainScroll, threshold: 1.0 });
observer.observe(bottomSentinel);
// When user scrolls up manually, autoStick will be turned off by observer.
// When they scroll back down (sentinel visible), it turns back on automatically.
// --- helpers ---
function renderMarkdown(targetEl, markdownText) {
const html = marked.parse(markdownText, { breaks: true, gfm: true, headerIds: false });
targetEl.innerHTML = DOMPurify.sanitize(html, { USE_PROFILES: { html: true } });
// If the assistant content produced <img>, make sure their eventual load keeps us at bottom.
const imgs = targetEl.querySelectorAll('img');
imgs.forEach(img => {
img.addEventListener('load', () => { if (autoStick) scrollToBottom(); });
});
}
function showThinkingCat(targetEl) {
targetEl.innerHTML = '';
......@@ -244,13 +345,26 @@
img.src = CAT_GIF + '?t=' + Date.now();
img.alt = t('status.thinking', 'Thinking…');
targetEl.appendChild(img);
if (autoStick) scrollToBottom();
}
function clearThinkingCatIfPresent(targetEl) {
const img = targetEl.querySelector('img.thinking-cat');
if (img) targetEl.innerHTML = '';
}
// --- Scroll indicator (same behavior as before) ---
function needsScroll() { return mainScroll.scrollHeight - mainScroll.clientHeight > 8; }
function atBottom() { return mainScroll.scrollTop + mainScroll.clientHeight >= mainScroll.scrollHeight - 50; }
function updateScrollIndicator() {
if (needsScroll() && !atBottom()) scrollDownBtn.classList.add('show');
else scrollDownBtn.classList.remove('show');
}
scrollDownBtn.addEventListener('click', () => {
mainScroll.scrollBy({ top: mainScroll.clientHeight, behavior: 'smooth' });
setTimeout(updateScrollIndicator, 320);
});
mainScroll.addEventListener('scroll', updateScrollIndicator);
window.addEventListener('resize', updateScrollIndicator);
// --- Composer lock ---
function setComposerLocked(locked) {
isRunning = locked;
......@@ -268,6 +382,8 @@
if (!firstRequestDone) { welcomeLogo?.remove(); firstRequestDone = true; }
const shouldAutoScroll = atBottom();
const userMsg = document.createElement('div');
userMsg.className = 'message user-message';
userMsg.textContent = prompt;
......@@ -278,8 +394,7 @@
showThinkingCat(assistantMsg);
thread.appendChild(assistantMsg);
// New message -> we want a smooth jump to the end
if (autoStick) scrollToBottom(true);
if (shouldAutoScroll) assistantMsg.scrollIntoView({ behavior: 'smooth', block: 'start' });
inputText.value = '';
controller = new AbortController();
......@@ -307,16 +422,18 @@
rafPending = false;
if (!receivedAny) { clearThinkingCatIfPresent(assistantMsg); receivedAny = true; }
renderMarkdown(assistantMsg, rawMarkdown);
if (autoStick) scrollToBottom(); // keep stuck during streaming
if (shouldAutoScroll && atBottom()) {
mainScroll.scrollTop = mainScroll.scrollHeight;
}
updateScrollIndicator();
});
};
for (;;) {
for (; ;) {
const { value, done } = await reader.read();
if (done) break;
const chunk = decoder.decode(value, { stream: true });
// char-by-char accumulation to mirror your behavior
for (const ch of chunk) rawMarkdown += ch;
for (const ch of chunk) rawMarkdown += ch; // char-by-char
flush();
}
flush();
......@@ -333,7 +450,7 @@
} finally {
setComposerLocked(false);
controller = null;
if (autoStick) scrollToBottom();
updateScrollIndicator();
}
}
......@@ -343,11 +460,11 @@
}
// Events
promptForm.addEventListener('submit', e => {
document.getElementById('promptForm').addEventListener('submit', e => {
e.preventDefault();
if (goBtn.style.display !== 'none') start();
});
inputText.addEventListener('keydown', e => {
document.getElementById('inputText').addEventListener('keydown', e => {
if (e.key === 'Enter' && !e.shiftKey && goBtn.style.display !== 'none') {
e.preventDefault();
start();
......@@ -355,17 +472,14 @@
});
document.getElementById('stopBtn').addEventListener('click', stop);
// Keep to bottom on container resizes (e.g., window size changes)
window.addEventListener('resize', () => { if (autoStick) scrollToBottom(); });
// Init
window.addEventListener('DOMContentLoaded', async () => {
try { await fetch('/api/clear', { method: 'GET' }); } catch (_) { }
await loadLocale(CURRENT_LOCALE);
inputText.focus();
// First paint, ensure bottom (welcome image can be tall)
if (autoStick) scrollToBottom();
document.getElementById('inputText').focus();
updateScrollIndicator();
});
</script>
</body>
</html>
\ No newline at end of file
static/www/index copy.html 0 → 100644
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>KotGPT</title>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet" />
<style>
:root {
/* tune these if footer/composer sizes change */
--footer-h: 2.75rem;
/* fixed footer height (approx) */
--composer-h: 6.5rem;
/* composer block height (approx) */
--bottom-pad: calc(var(--footer-h) + var(--composer-h) + 1rem);
}
body {
min-height: 100vh;
display: flex;
flex-direction: column;
background-color: #f8f9fa;
margin: 0;
}
header {
position: sticky;
top: 0;
z-index: 1020;
}
main {
flex: 1 1 auto;
overflow-y: auto;
position: relative;
padding-bottom: var(--bottom-pad);
/* leave room for composer + fixed footer */
}
.composer {
position: sticky;
bottom: var(--footer-h);
/* sit just above the fixed footer */
z-index: 1020;
background: #fff;
border-top: 1px solid #dee2e6;
}
/* --- Footer from your snippet (fixed, non-scrollable) --- */
footer {
position: fixed;
bottom: 0;
left: 0;
width: 100%;
z-index: 1020;
font-size: .75rem;
color: #6c757d;
text-align: center;
padding: .5rem;
border-top: 1px solid #dee2e6;
background: #fdfdfd;
height: var(--footer-h);
box-sizing: border-box;
}
.cat-spinner {
width: 36px;
height: 36px;
object-fit: contain;
filter: drop-shadow(0 1px 2px rgba(0, 0, 0, .35));
}
.thinking-cat {
width: 64px;
height: 64px;
object-fit: contain;
display: block;
margin: .25rem auto;
}
.message {
max-width: 900px;
margin: 0 auto 1rem auto;
padding: 1rem 1.25rem;
border-radius: .75rem;
line-height: 1.6;
font-size: 1rem;
word-break: break-word;
}
.user-message {
background-color: #ffffff;
border: 1px solid #dee2e6;
white-space: pre-wrap;
}
.assistant-message {
background-color: #f8f9fa;
border: 1px solid #dee2e6;
}
.assistant-message h1,
.assistant-message h2,
.assistant-message h3 {
margin-top: 1rem;
margin-bottom: .6rem;
}
.assistant-message p {
margin: .5rem 0;
}
.assistant-message code {
background: #fff;
border: 1px solid #e9ecef;
border-radius: .25rem;
padding: .05rem .35rem;
}
.assistant-message pre code {
display: block;
padding: .75rem;
}
.assistant-message ul,
.assistant-message ol {
padding-left: 1.25rem;
}
.assistant-message table {
width: 100%;
margin: 1rem 0;
}
/* First-run logo layout */
#mainScroll {
display: flex;
flex-direction: column;
position: relative;
}
#welcomeLogo {
flex: 1 1 auto;
display: flex;
align-items: center;
justify-content: center;
user-select: none;
}
#welcomeLogo img {
max-width: 520px;
width: 100%;
height: auto;
filter: drop-shadow(0 6px 16px rgba(0, 0, 0, .15));
opacity: .98;
}
/* Sticky in-content scroll indicator (same behavior as the earlier file) */
#scrollDownBtn {
position: sticky;
margin-left: auto;
bottom: 1rem;
align-self: flex-end;
right: 1rem;
transform: translate(-1rem, 0);
z-index: 1030;
display: inline-flex;
/* <--- force visible */
align-items: center;
justify-content: center;
border: none;
border-radius: 999px;
width: 36px;
height: 36px;
background: rgba(13, 110, 253, .95);
color: #fff;
box-shadow: 0 4px 14px rgba(0, 0, 0, .18);
cursor: pointer;
transition: opacity .18s ease-in-out;
opacity: .92;
}
#scrollDownBtn:hover {
opacity: 1;
}
#scrollDownBtn svg {
width: 22px;
height: 22px;
pointer-events: none;
}
#scrollDownBtn.show {
display: inline-flex;
align-items: center;
justify-content: center;
}
</style>
</head>
<body>
<!-- Header -->
<header class="py-3 bg-dark text-white shadow-sm">
<div class="container d-flex justify-content-between align-items-center">
<div class="d-flex align-items-center gap-2">
<img id="catIcon" class="cat-spinner" src="/static/images/cat-still.png" alt="Cat logo" />
<h1 class="h4 mb-0">KotGPT</h1>
</div>
</div>
</header>
<!-- Conversation (scrollable) -->
<main class="container my-3" id="mainScroll">
<div id="welcomeLogo">
<img id="welcomeImg" src="/static/images/ask-a-cat-en.png" alt="Ask a Cat">
</div>
<div id="thread"></div>
<!-- Sticky scroll indicator -->
<button id="scrollDownBtn" type="button" aria-label="Scroll down">
<svg viewBox="0 0 24 24" fill="currentColor" aria-hidden="true">
<path
d="M12 16a1 1 0 0 1-.7-.29l-6-6a1 1 0 1 1 1.4-1.42L12 13.59l5.3-5.3a1 1 0 0 1 1.4 1.42l-6 6A1 1 0 0 1 12 16z" />
</svg>
</button>
</main>
<!-- Composer (sticks above fixed footer) -->
<div class="composer py-3">
<div class="container">
<form id="promptForm" class="d-flex flex-column gap-2">
<textarea id="inputText" class="form-control" rows="1" placeholder=""></textarea>
<div class="d-flex align-items-center gap-2">
<button id="goBtn" class="btn btn-primary" type="submit"></button>
<button id="stopBtn" class="btn btn-outline-danger" type="button" style="display:none"></button>
</div>
</form>
</div>
</div>
<!-- Fixed, non-scrollable footer (from your snippet) -->
<footer id="disclaimer"></footer>
<script src="https://cdn.jsdelivr.net/npm/marked@12.0.2/marked.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/dompurify@3.1.6/dist/purify.min.js"></script>
<script>
// --- i18n setup (unchanged) ---
const DEFAULT_LOCALE = 'en';
const SUPPORTED = ['en', 'ru'];
let I18N = {};
let CURRENT_LOCALE = detectLocale();
let isRunning = false;
function getLangFromQuery() {
const m = location.search.match(/[?&]lang=(en|ru)\b/i);
return m ? m[1].toLowerCase() : null;
}
function detectLocale() {
const q = getLangFromQuery();
if (q && SUPPORTED.includes(q)) return q;
const nav = (navigator.language || '').toLowerCase();
if (nav.startsWith('ru')) return 'ru';
return DEFAULT_LOCALE;
}
async function loadLocale(locale) {
try {
const res = await fetch(`/locales/${locale}.json`, { cache: 'no-store' });
if (!res.ok) throw new Error('HTTP ' + res.status);
I18N = await res.json();
CURRENT_LOCALE = locale;
document.documentElement.lang = locale;
applyI18n();
} catch (e) {
if (locale !== DEFAULT_LOCALE) await loadLocale(DEFAULT_LOCALE);
}
}
function t(key, fallback = '') {
const parts = key.split('.');
let cur = I18N;
for (const p of parts) {
if (cur && Object.prototype.hasOwnProperty.call(cur, p)) cur = cur[p];
else return fallback || key;
}
return (typeof cur === 'string') ? cur : (fallback || key);
}
function setWelcomeImage() {
const welcomeImg = document.getElementById('welcomeImg');
if (!welcomeImg) return;
const srcByLocale = {
en: '/static/images/ask-a-cat-en.png',
ru: '/static/images/ask-a-cat-ru.png'
};
welcomeImg.src = srcByLocale[CURRENT_LOCALE] || srcByLocale.en;
}
function applyI18n() {
document.title = t('app.title', 'KotGPT');
const catIcon = document.getElementById('catIcon');
if (catIcon) catIcon.alt = t('header.logoAlt', 'Cat logo');
const welcomeImg = document.getElementById('welcomeImg');
if (welcomeImg) welcomeImg.alt = t('main.welcomeAlt', 'Ask a Cat');
const inputText = document.getElementById('inputText');
if (inputText) {
inputText.placeholder = isRunning
? t('status.thinking', 'Thinking…')
: t('composer.placeholder', 'What can I help you with?');
}
const goBtn = document.getElementById('goBtn');
if (goBtn) goBtn.textContent = t('buttons.go', 'Go');
const stopBtn = document.getElementById('stopBtn');
if (stopBtn) stopBtn.textContent = t('buttons.stop', 'Stop');
const disclaimer = document.getElementById('disclaimer');
if (disclaimer) disclaimer.textContent = t('footer.disclaimer', 'Beware: Cat can make mistakes.');
const scrollDownBtn = document.getElementById('scrollDownBtn');
if (scrollDownBtn) {
scrollDownBtn.setAttribute('aria-label', t('buttons.scrollDown', 'Scroll down'));
scrollDownBtn.title = t('buttons.scrollDown', 'Scroll down');
}
setWelcomeImage();
}
// --- UI refs ---
const ENDPOINT = '/api/stream';
const STOPPOINT = '/api/stop';
const CAT_GIF = '/static/images/cat-progress.gif';
const thread = document.getElementById('thread');
const promptForm = document.getElementById('promptForm');
const inputText = document.getElementById('inputText');
const goBtn = document.getElementById('goBtn');
const stopBtn = document.getElementById('stopBtn');
const welcomeLogo = document.getElementById('welcomeLogo');
const mainScroll = document.getElementById('mainScroll');
const scrollDownBtn = document.getElementById('scrollDownBtn');
let firstRequestDone = false;
let controller = null;
// --- helpers ---
function renderMarkdown(targetEl, markdownText) {
const html = marked.parse(markdownText, { breaks: true, gfm: true, headerIds: false });
targetEl.innerHTML = DOMPurify.sanitize(html, { USE_PROFILES: { html: true } });
}
function showThinkingCat(targetEl) {
targetEl.innerHTML = '';
const img = document.createElement('img');
img.className = 'thinking-cat';
img.src = CAT_GIF + '?t=' + Date.now();
img.alt = t('status.thinking', 'Thinking…');
targetEl.appendChild(img);
}
function clearThinkingCatIfPresent(targetEl) {
const img = targetEl.querySelector('img.thinking-cat');
if (img) targetEl.innerHTML = '';
}
// --- Scroll indicator (same behavior as before) ---
function needsScroll() { return mainScroll.scrollHeight - mainScroll.clientHeight > 8; }
function atBottom() { return mainScroll.scrollTop + mainScroll.clientHeight >= mainScroll.scrollHeight - 50; }
function updateScrollIndicator() {
if (needsScroll() && !atBottom()) scrollDownBtn.classList.add('show');
else scrollDownBtn.classList.remove('show');
}
scrollDownBtn.addEventListener('click', () => {
mainScroll.scrollBy({ top: mainScroll.clientHeight, behavior: 'smooth' });
setTimeout(updateScrollIndicator, 320);
});
mainScroll.addEventListener('scroll', updateScrollIndicator);
window.addEventListener('resize', updateScrollIndicator);
// --- Composer lock ---
function setComposerLocked(locked) {
isRunning = locked;
inputText.placeholder = locked ? t('status.thinking', 'Thinking…') : t('composer.placeholder', 'What can I help you with?');
inputText.disabled = locked;
goBtn.style.display = locked ? 'none' : 'inline-block';
stopBtn.style.display = locked ? 'inline-block' : 'none';
if (locked) inputText.blur(); else inputText.focus();
}
// --- Flow ---
async function start() {
const prompt = inputText.value.trim();
if (!prompt) return;
if (!firstRequestDone) { welcomeLogo?.remove(); firstRequestDone = true; }
const shouldAutoScroll = atBottom();
const userMsg = document.createElement('div');
userMsg.className = 'message user-message';
userMsg.textContent = prompt;
thread.appendChild(userMsg);
const assistantMsg = document.createElement('div');
assistantMsg.className = 'message assistant-message';
showThinkingCat(assistantMsg);
thread.appendChild(assistantMsg);
if (shouldAutoScroll) assistantMsg.scrollIntoView({ behavior: 'smooth', block: 'start' });
inputText.value = '';
controller = new AbortController();
setComposerLocked(true);
try {
const res = await fetch(ENDPOINT, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ content: prompt }),
signal: controller.signal
});
if (!res.ok || !res.body) throw new Error(`HTTP ${res.status}`);
const reader = res.body.getReader();
const decoder = new TextDecoder();
let rawMarkdown = '';
let receivedAny = false;
let rafPending = false;
const flush = () => {
if (rafPending) return;
rafPending = true;
requestAnimationFrame(() => {
rafPending = false;
if (!receivedAny) { clearThinkingCatIfPresent(assistantMsg); receivedAny = true; }
renderMarkdown(assistantMsg, rawMarkdown);
if (shouldAutoScroll && atBottom()) {
mainScroll.scrollTop = mainScroll.scrollHeight;
}
updateScrollIndicator();
});
};
for (; ;) {
const { value, done } = await reader.read();
if (done) break;
const chunk = decoder.decode(value, { stream: true });
for (const ch of chunk) rawMarkdown += ch; // char-by-char
flush();
}
flush();
} catch (err) {
if (err.name !== 'AbortError') {
clearThinkingCatIfPresent(assistantMsg);
renderMarkdown(assistantMsg, `\n\n**${t('status.errorLabel', 'Error')}:** ${err.message || err}`);
} else {
if (assistantMsg.querySelector('img.thinking-cat')) {
clearThinkingCatIfPresent(assistantMsg);
renderMarkdown(assistantMsg, t('status.stopped', '_Stopped._'));
}
}
} finally {
setComposerLocked(false);
controller = null;
updateScrollIndicator();
}
}
async function stop() {
if (controller) controller.abort();
try { await fetch(STOPPOINT, { method: 'POST' }); } catch (_) { }
}
// Events
document.getElementById('promptForm').addEventListener('submit', e => {
e.preventDefault();
if (goBtn.style.display !== 'none') start();
});
document.getElementById('inputText').addEventListener('keydown', e => {
if (e.key === 'Enter' && !e.shiftKey && goBtn.style.display !== 'none') {
e.preventDefault();
start();
}
});
document.getElementById('stopBtn').addEventListener('click', stop);
// Init
window.addEventListener('DOMContentLoaded', async () => {
try { await fetch('/api/clear', { method: 'GET' }); } catch (_) { }
await loadLocale(CURRENT_LOCALE);
document.getElementById('inputText').focus();
updateScrollIndicator();
});
</script>
</body>
</html>
\ No newline at end of file
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