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<html lang="he" dir="rtl">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Chat View - Telegram Style</title>
<style>
/* ===== Telegram-like Chat Viewer ===== */
:root {
--bg-primary: #0e1621;
--bg-secondary: #17212b;
--bg-message: #182533;
--bg-hover: #1e2c3a;
--bg-reply: rgba(77, 184, 255, 0.08);
--bg-forward: rgba(100, 191, 71, 0.08);
--text-primary: #f5f5f5;
--text-secondary: #8b9fad;
--text-link: #6ab2f2;
--accent-blue: #6ab2f2;
--accent-green: #6dc264;
--border-reply: #6ab2f2;
--border-forward: #6dc264;
--date-badge: #1b2a38;
--nav-bg: #17212b;
--nav-border: #0e1621;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
font-size: 14px;
line-height: 1.5;
background-color: var(--bg-primary);
color: var(--text-primary);
}
/* ===== Navigation ===== */
.nav-bar {
position: fixed;
top: 0; left: 0; right: 0;
z-index: 100;
background-color: var(--nav-bg);
border-bottom: 1px solid var(--nav-border);
padding: 0 16px;
}
.nav-content {
max-width: 800px;
margin: 0 auto;
display: flex;
align-items: center;
justify-content: space-between;
height: 56px;
}
.nav-title {
font-size: 18px;
font-weight: 700;
color: var(--text-primary);
}
.nav-links { display: flex; gap: 4px; }
.nav-links a {
color: var(--accent-blue);
text-decoration: none;
padding: 8px 14px;
border-radius: 8px;
font-size: 13px;
transition: background 0.15s;
}
.nav-links a:hover { background-color: var(--bg-hover); }
.nav-links a.active {
background-color: var(--accent-blue);
color: var(--bg-primary);
}
/* ===== Chat Area ===== */
.chat-wrap {
padding-top: 56px;
min-height: 100vh;
}
.chat-body {
max-width: 680px;
margin: 0 auto;
padding: 0 12px 80px;
}
.history { padding: 8px 0; }
/* ===== Load More ===== */
.load-more {
text-align: center;
padding: 16px;
}
.load-more button {
padding: 10px 24px;
background-color: var(--bg-secondary);
color: var(--accent-blue);
border: 1px solid rgba(106, 178, 242, 0.3);
border-radius: 20px;
cursor: pointer;
font-size: 14px;
transition: all 0.15s;
}
.load-more button:hover {
background-color: var(--bg-hover);
border-color: var(--accent-blue);
}
.load-more button:disabled { opacity: 0.4; cursor: not-allowed; }
/* ===== Date Separator ===== */
.date-separator {
display: flex;
align-items: center;
justify-content: center;
padding: 12px 0;
position: sticky;
top: 60px;
z-index: 10;
}
.date-badge {
padding: 4px 12px;
background-color: var(--date-badge);
border-radius: 12px;
color: var(--text-secondary);
font-size: 13px;
font-weight: 500;
box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}
/* ===== Message ===== */
.msg {
display: flex;
align-items: flex-start;
gap: 10px;
padding: 3px 8px;
border-radius: 8px;
transition: background 0.15s;
}
.msg:hover { background-color: var(--bg-hover); }
.msg.joined { padding-top: 1px; }
.msg.joined .avatar-wrap { visibility: hidden; height: 0; }
/* ===== Avatar ===== */
.avatar-wrap { flex-shrink: 0; padding-top: 2px; }
.avatar {
width: 40px;
height: 40px;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-weight: 600;
font-size: 15px;
color: #fff;
cursor: pointer;
}
.avatar:hover { filter: brightness(1.15); }
/* 8 Telegram avatar colors */
.c1 { background: #ff5555; }
.c2 { background: #64bf47; }
.c3 { background: #ffab00; }
.c4 { background: #4f9cd9; }
.c5 { background: #9884e8; }
.c6 { background: #e671a5; }
.c7 { background: #47bcd1; }
.c8 { background: #ff8c44; }
/* Name colors to match avatars */
.name-c1 { color: #ff5555; }
.name-c2 { color: #64bf47; }
.name-c3 { color: #ffab00; }
.name-c4 { color: #4f9cd9; }
.name-c5 { color: #9884e8; }
.name-c6 { color: #e671a5; }
.name-c7 { color: #47bcd1; }
.name-c8 { color: #ff8c44; }
/* ===== Message Body ===== */
.msg-body {
flex: 1;
min-width: 0;
}
/* Header: name + time */
.msg-header {
display: flex;
align-items: baseline;
gap: 8px;
margin-bottom: 2px;
}
.msg-name {
font-weight: 600;
font-size: 14px;
cursor: pointer;
}
.msg-name:hover { text-decoration: underline; }
.msg-time {
color: var(--text-secondary);
font-size: 12px;
white-space: nowrap;
}
.msg-edited {
color: var(--text-secondary);
font-size: 11px;
font-style: italic;
}
/* ===== Reply Block ===== */
.reply-block {
display: flex;
gap: 0;
margin: 4px 0 6px;
padding: 6px 10px;
border-radius: 6px;
border-right: 3px solid var(--border-reply);
background: var(--bg-reply);
cursor: pointer;
overflow: hidden;
transition: background 0.15s;
}
.reply-block:hover { background: rgba(106, 178, 242, 0.15); }
.reply-content { min-width: 0; }
.reply-name {
font-weight: 600;
font-size: 13px;
color: var(--accent-blue);
}
.reply-text {
font-size: 13px;
color: var(--text-secondary);
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
max-width: 400px;
}
/* ===== Forward Block ===== */
.forward-block {
margin: 4px 0 6px;
padding: 6px 10px;
border-radius: 6px;
border-right: 3px solid var(--border-forward);
background: var(--bg-forward);
}
.forward-label {
font-size: 12px;
color: var(--text-secondary);
}
.forward-name {
font-weight: 600;
font-size: 13px;
color: var(--accent-green);
}
/* ===== Message Text ===== */
.msg-text {
word-wrap: break-word;
overflow-wrap: break-word;
line-height: 1.55;
unicode-bidi: plaintext;
text-align: start;
white-space: pre-wrap;
}
.msg-text a {
color: var(--text-link);
text-decoration: none;
}
.msg-text a:hover { text-decoration: underline; }
/* Mention */
.mention {
color: var(--accent-blue);
font-weight: 500;
cursor: pointer;
}
.mention:hover { text-decoration: underline; }
/* Hashtag */
.hashtag {
color: var(--accent-blue);
cursor: pointer;
}
/* Code */
.msg-text code {
font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
background: rgba(255,255,255,0.06);
padding: 1px 5px;
border-radius: 4px;
font-size: 13px;
}
.msg-text pre {
background: rgba(0,0,0,0.3);
padding: 10px 12px;
border-radius: 8px;
margin: 6px 0;
overflow-x: auto;
font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
font-size: 13px;
line-height: 1.4;
}
/* ===== Entities (links, media) ===== */
.entity-links {
margin-top: 6px;
display: flex;
flex-wrap: wrap;
gap: 6px;
}
.entity-link {
display: inline-flex;
align-items: center;
gap: 5px;
padding: 4px 10px;
background: rgba(106, 178, 242, 0.1);
border-radius: 8px;
font-size: 13px;
color: var(--text-link);
text-decoration: none;
max-width: 350px;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
transition: background 0.15s;
}
.entity-link:hover {
background: rgba(106, 178, 242, 0.2);
text-decoration: none;
}
.entity-link .link-icon { font-size: 11px; }
.entity-link .link-domain {
opacity: 0.7;
font-size: 12px;
}
/* ===== Media Badge ===== */
.media-badge {
display: inline-flex;
align-items: center;
gap: 6px;
padding: 5px 10px;
background: var(--bg-secondary);
border-radius: 8px;
margin-top: 6px;
font-size: 13px;
color: var(--text-secondary);
}
.media-badge .media-icon { font-size: 14px; }
/* ===== Time for joined messages ===== */
.msg-time-inline {
color: var(--text-secondary);
font-size: 12px;
margin-top: 2px;
opacity: 0;
transition: opacity 0.15s;
}
.msg:hover .msg-time-inline { opacity: 1; }
/* ===== Selected (highlight on go-to) ===== */
.msg.selected {
background-color: rgba(106, 178, 242, 0.15);
transition: background-color 2s ease;
}
/* ===== Scroll-to-bottom ===== */
.scroll-btn {
position: fixed;
bottom: 24px;
left: 50%;
transform: translateX(-50%);
width: 44px;
height: 44px;
background: var(--bg-secondary);
color: var(--accent-blue);
border: 1px solid rgba(106, 178, 242, 0.3);
border-radius: 50%;
cursor: pointer;
font-size: 20px;
display: none;
align-items: center;
justify-content: center;
box-shadow: 0 2px 12px rgba(0,0,0,0.4);
z-index: 80;
transition: all 0.15s;
}
.scroll-btn.visible { display: flex; }
.scroll-btn:hover {
background: var(--accent-blue);
color: var(--bg-primary);
}
/* ===== Loading ===== */
.loading {
text-align: center;
padding: 24px;
color: var(--text-secondary);
}
.spinner {
display: inline-block;
width: 24px; height: 24px;
border: 3px solid var(--bg-secondary);
border-top-color: var(--accent-blue);
border-radius: 50%;
animation: spin 1s linear infinite;
margin-bottom: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }
/* ===== Toast ===== */
.toast {
position: fixed;
bottom: 80px;
left: 50%;
transform: translateX(-50%);
background: rgba(0,0,0,0.85);
color: #fff;
padding: 10px 24px;
border-radius: 20px;
z-index: 200;
opacity: 0;
transition: opacity 0.3s;
font-size: 13px;
}
.toast.visible { opacity: 1; }
/* ===== Responsive ===== */
@media (max-width: 700px) {
.nav-links a { padding: 6px 8px; font-size: 12px; }
.chat-body { padding: 0 4px 80px; }
.reply-text { max-width: 200px; }
.entity-link { max-width: 250px; }
}
</style>
</head>
<body>
<nav class="nav-bar">
<div class="nav-content">
<div class="nav-title">Chat View</div>
<div class="nav-links">
<a href="/">Overview</a>
<a href="/users">Users</a>
<a href="/chat" class="active">Chat</a>
<a href="/search">Search</a>
<a href="/ai-search">AI Search</a>
<a href="/moderation">Moderation</a>
<a href="/settings">Settings</a>
<a href="/maintenance">🔒</a>
</div>
</div>
</nav>
<div class="chat-wrap">
<div class="chat-body">
<div class="history" id="history">
<div class="load-more" id="load-more-top">
<button onclick="loadOlderMessages()" id="load-older-btn">↑ Load earlier messages</button>
</div>
<div id="messages-container"></div>
<div class="loading" id="loading">
<div class="spinner"></div>
<div>Loading messages...</div>
</div>
</div>
</div>
</div>
<button class="scroll-btn" id="scroll-bottom" onclick="scrollToBottom()">↓</button>
<div class="toast" id="toast"></div>
<script>
// ===== State =====
let allMessages = [];
let oldestOffset = 0;
let totalMessages = 0;
let loading = false;
let initialLoad = true;
const BATCH_SIZE = 100;
const userColors = {};
// ===== Utilities =====
function getUserColor(userId) {
if (!userColors[userId]) {
let hash = 0;
const str = String(userId);
for (let i = 0; i < str.length; i++) {
hash = str.charCodeAt(i) + ((hash << 5) - hash);
}
userColors[userId] = (Math.abs(hash) % 8) + 1;
}
return userColors[userId];
}
function getInitials(name) {
if (!name) return '?';
const parts = name.trim().split(/\s+/);
if (parts.length >= 2) return (parts[0][0] + parts[1][0]).toUpperCase();
return name.substring(0, 2).toUpperCase();
}
function formatDate(dateStr) {
if (!dateStr) return '';
// Add 'Z' to treat as UTC (Telegram stores dates in UTC without timezone indicator)
if (!dateStr.endsWith('Z') && !dateStr.includes('+')) dateStr += 'Z';
const d = new Date(dateStr);
return d.toLocaleDateString('en-US', { year: 'numeric', month: 'long', day: 'numeric', timeZone: 'Asia/Jerusalem' });
}
function formatTime(dateStr) {
if (!dateStr) return '';
// Add 'Z' to treat as UTC (Telegram stores dates in UTC without timezone indicator)
if (!dateStr.endsWith('Z') && !dateStr.includes('+')) dateStr += 'Z';
const d = new Date(dateStr);
return d.toLocaleTimeString('en-US', { hour: '2-digit', minute: '2-digit', hour12: false, timeZone: 'Asia/Jerusalem' });
}
function escapeHtml(text) {
if (!text) return '';
const div = document.createElement('div');
div.textContent = text;
return div.innerHTML;
}
function getDomain(url) {
try {
return new URL(url).hostname.replace('www.', '');
} catch {
return url.substring(0, 30);
}
}
// ===== Text Formatting =====
function formatMessageText(text, entities) {
if (!text) return '';
let html = escapeHtml(text);
// Auto-linkify URLs in text
html = html.replace(
/(https?:\/\/[^\s<]+)/g,
'<a href="$1" target="_blank" rel="noopener">$1</a>'
);
// Highlight @mentions
html = html.replace(
/@(\w{3,})/g,
'<span class="mention">@$1</span>'
);
// Highlight #hashtags
html = html.replace(
/#(\w{2,})/g,
'<span class="hashtag">#$1</span>'
);
// Convert newlines to <br>
html = html.replace(/\n/g, '<br>');
return html;
}
// ===== Render Message =====
function renderMessage(msg, prevMsg) {
const frag = document.createDocumentFragment();
// Date separator
const msgDate = msg.date ? msg.date.split('T')[0] : '';
const prevDate = prevMsg && prevMsg.date ? prevMsg.date.split('T')[0] : '';
if (msgDate !== prevDate) {
const sep = document.createElement('div');
sep.className = 'date-separator';
sep.innerHTML = `<div class="date-badge">${formatDate(msg.date)}</div>`;
frag.appendChild(sep);
}
// Joined message? (same user, same day, within 5 minutes)
const isJoined = prevMsg &&
prevMsg.from_id === msg.from_id &&
msgDate === prevDate &&
!msg.forwarded_from &&
!prevMsg.forwarded_from &&
timeDiffMinutes(prevMsg.date, msg.date) < 5;
const colorNum = getUserColor(msg.from_id);
const el = document.createElement('div');
el.className = `msg${isJoined ? ' joined' : ''}`;
el.id = `message${msg.message_id || msg.id}`;
let html = '';
// Avatar
html += `<div class="avatar-wrap">
<div class="avatar c${colorNum}">${getInitials(msg.from_name)}</div>
</div>`;
// Body
html += '<div class="msg-body">';
// Header (name + time) - only for first message in group
if (!isJoined) {
html += `<div class="msg-header">
<span class="msg-name name-c${colorNum}">${escapeHtml(msg.from_name || 'Unknown')}</span>
<span class="msg-time">${formatTime(msg.date)}</span>
${msg.is_edited ? '<span class="msg-edited">edited</span>' : ''}
</div>`;
}
// Forward block
if (msg.forwarded_from) {
html += `<div class="forward-block">
<div class="forward-label">Forwarded message</div>
<div class="forward-name">${escapeHtml(msg.forwarded_from)}</div>
</div>`;
}
// Reply block
if (msg.reply_to_message_id && msg.reply_to_name) {
html += `<div class="reply-block" onclick="goToMessage(${msg.reply_to_message_id})">
<div class="reply-content">
<div class="reply-name">${escapeHtml(msg.reply_to_name)}</div>
<div class="reply-text">${escapeHtml(msg.reply_to_text || '')}</div>
</div>
</div>`;
}
// Message text
if (msg.text) {
html += `<div class="msg-text">${formatMessageText(msg.text, msg.entities)}</div>`;
}
// Entity links (extracted from DB)
const links = (msg.entities || []).filter(e => e.type === 'link' || e.type === 'text_link');
if (links.length > 0) {
html += '<div class="entity-links">';
const seen = new Set();
for (const link of links) {
const url = link.value;
if (seen.has(url)) continue;
seen.add(url);
// Skip if the link is already visible in the text
if (msg.text && msg.text.includes(url)) continue;
const domain = getDomain(url);
html += `<a class="entity-link" href="${escapeHtml(url)}" target="_blank" rel="noopener">
<span class="link-icon">🔗</span>
<span class="link-domain">${escapeHtml(domain)}</span>
</a>`;
}
html += '</div>';
}
// Media badge
if (msg.has_media) {
const icon = msg.has_photo ? '📷' : '📎';
const label = msg.has_photo ? 'Photo' : 'Media';
html += `<div class="media-badge"><span class="media-icon">${icon}</span> ${label}</div>`;
}
// Time for joined messages (shown on hover)
if (isJoined) {
html += `<div class="msg-time-inline">${formatTime(msg.date)}${msg.is_edited ? ' · edited' : ''}</div>`;
}
html += '</div>'; // close msg-body
el.innerHTML = html;
frag.appendChild(el);
return frag;
}
function timeDiffMinutes(dateStr1, dateStr2) {
if (!dateStr1 || !dateStr2) return 999;
return Math.abs(new Date(dateStr2) - new Date(dateStr1)) / 60000;
}
// ===== Render All =====
function renderAllMessages() {
const container = document.getElementById('messages-container');
container.innerHTML = '';
for (let i = 0; i < allMessages.length; i++) {
container.appendChild(renderMessage(allMessages[i], i > 0 ? allMessages[i-1] : null));
}
}
// ===== Load Messages =====
async function loadInitialMessages() {
if (loading) return;
loading = true;
document.getElementById('loading').style.display = 'block';
try {
const countRes = await fetch('/api/chat/messages?limit=1&offset=0');
const countData = await countRes.json();
totalMessages = countData.total || 0;
if (totalMessages === 0) {
document.getElementById('loading').style.display = 'none';
document.getElementById('messages-container').innerHTML =
'<div class="date-separator"><div class="date-badge">No messages found</div></div>';
loading = false;
return;
}
const startOffset = Math.max(0, totalMessages - BATCH_SIZE);
oldestOffset = startOffset;
const res = await fetch(`/api/chat/messages?limit=${BATCH_SIZE}&offset=${startOffset}`);
const data = await res.json();
if (data.messages && data.messages.length > 0) {
allMessages = data.messages;
renderAllMessages();
setTimeout(() => { scrollToBottom(); initialLoad = false; }, 100);
if (oldestOffset <= 0) {
document.getElementById('load-more-top').style.display = 'none';
}
}
} catch (e) {
console.error('Error loading messages:', e);
showToast('Error loading messages');
}
loading = false;
document.getElementById('loading').style.display = 'none';
}
async function loadOlderMessages() {
if (loading || oldestOffset <= 0) return;
loading = true;
document.getElementById('load-older-btn').disabled = true;
try {
const newOffset = Math.max(0, oldestOffset - BATCH_SIZE);
const limit = oldestOffset - newOffset;
const res = await fetch(`/api/chat/messages?limit=${limit}&offset=${newOffset}`);
const data = await res.json();
if (data.messages && data.messages.length > 0) {
const container = document.getElementById('messages-container');
const scrollBefore = container.scrollHeight;
allMessages = [...data.messages, ...allMessages];
oldestOffset = newOffset;
renderAllMessages();
const scrollAfter = container.scrollHeight;
window.scrollBy(0, scrollAfter - scrollBefore);
if (oldestOffset <= 0) {
document.getElementById('load-more-top').style.display = 'none';
}
}
} catch (e) {
console.error('Error loading older messages:', e);
showToast('Error loading messages');
}
loading = false;
document.getElementById('load-older-btn').disabled = false;
}
// ===== Navigation =====
function goToMessage(messageId) {
const el = document.getElementById(`message${messageId}`);
if (el) {
el.scrollIntoView({ behavior: 'smooth', block: 'center' });
el.classList.add('selected');
setTimeout(() => el.classList.remove('selected'), 2500);
} else {
showToast('Message not in current view');
}
}
function scrollToBottom() {
window.scrollTo({ top: document.body.scrollHeight, behavior: 'smooth' });
}
function showToast(message) {
const toast = document.getElementById('toast');
toast.textContent = message;
toast.classList.add('visible');
setTimeout(() => toast.classList.remove('visible'), 3000);
}
// Scroll button visibility
window.addEventListener('scroll', () => {
const btn = document.getElementById('scroll-bottom');
const dist = document.body.scrollHeight - window.scrollY - window.innerHeight;
btn.classList.toggle('visible', dist > 500);
});
// ===== Init =====
loadInitialMessages();
</script>
</body>
</html>
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