Nostr Chat

This commit is contained in:
2025-10-09 09:10:07 -04:00
parent 13fd23f26a
commit 125b1a6702
5 changed files with 713 additions and 10 deletions

View File

@@ -22,10 +22,15 @@
},
"homepage": "https://github.com/btcforplebs/BTCforPlebs.com#readme",
"dependencies": {
"@noble/secp256k1": "^3.0.0",
"config": "^4.1.1",
"cors": "^2.8.5",
"express": "^5.1.0",
"node-fetch": "^2.7.0"
"lucide-react": "^0.544.0",
"node-fetch": "^3.3.2",
"nostr-tools": "^2.17.0",
"socket.io": "^4.8.1",
"ws": "^8.18.3"
},
"devDependencies": {
"concurrently": "^9.2.1"

View File

@@ -332,6 +332,36 @@ small {
transform: scale(1.1); /* Slight zoom on hover */
}
#chat-window {
bottom: 0 !important;
right: 0 !important;
width: 100vw !important;
height: 100vh !important;
border-radius: 0 !important;
max-width: 100% !important;
}
#chat-header {
border-radius: 0 !important;
}
#chat-input {
border-radius: 0 0 0 0 !important;
}
#chat-bubble {
bottom: 16px !important;
right: 16px !important;
width: 50px;
height: 50px;
}
/* Safe area for mobile devices with notches */
.safe-area-bottom {
padding-bottom: env(safe-area-inset-bottom);
}
html {
scroll-behavior: smooth;
}
@@ -385,4 +415,199 @@ footer {
font-size: 12px;
margin-top: 20px;
color: var(--text-color);
}
}
/* Nostr Chat Widget Styles */
/* Widget positioning and z-index management */
#chat-widget-root > div {
pointer-events: auto !important;
position: fixed !important;
bottom: 1.5rem !important;
right: 1.5rem !important;
z-index: 99999 !important;
}
/* Chat bubble button */
#chat-bubble {
position: fixed !important;
bottom: 24px !important;
right: 24px !important;
width: 60px;
height: 60px;
background: #fdad01;
border: 2px solid #fdad01;
border-radius: 50%;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
transition: transform 0.2s;
z-index: 999999 !important;
}
#chat-bubble:hover {
transform: scale(1.1);
}
#chat-bubble.hidden {
display: none !important;
}
/* Chat window container */
#chat-window {
position: fixed !important;
bottom: 24px !important;
right: 24px !important;
width: 380px;
height: 600px;
background: white;
border: 2px solid #fdad01;
border-radius: 12px;
display: none;
flex-direction: column;
box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
z-index: 999999 !important;
}
#chat-window.open {
display: flex !important;
}
/* Chat header */
#chat-header {
background: linear-gradient(to right, #fdad01, #ff9500);
color: white;
padding: 16px;
border-radius: 10px 10px 0 0;
display: flex;
justify-content: space-between;
align-items: center;
}
#status {
font-size: 12px;
opacity: 0.9;
margin-top: 4px;
}
#close-btn {
background: rgba(255, 255, 255, 0.2);
border: none;
color: white;
width: 32px;
height: 32px;
border-radius: 6px;
cursor: pointer;
font-size: 18px;
}
/* Messages container */
#messages {
flex: 1;
overflow-y: auto;
padding: 16px;
background: #f9fafb;
}
/* Message bubbles */
.message {
margin-bottom: 12px;
display: flex;
}
.message.user {
justify-content: flex-end;
}
.message.cs,
.message.system {
justify-content: flex-start;
}
.message-bubble {
max-width: 75%;
padding: 10px 14px;
border-radius: 12px;
font-size: 14px;
}
.message.user .message-bubble {
background: #fdad01;
color: white;
}
.message.cs .message-bubble {
background: white;
border: 1px solid #e5e7eb;
color: #1f2937;
}
.message.system .message-bubble {
background: #dbeafe;
color: #1e40af;
font-size: 13px;
}
.message-time {
font-size: 11px;
opacity: 0.7;
margin-top: 4px;
}
/* Input area */
#chat-input {
padding: 16px;
border-top: 1px solid #e5e7eb;
background: white;
border-radius: 0 0 10px 10px;
}
#input-container {
display: flex;
gap: 8px;
}
#message-input {
flex: 1;
padding: 10px 14px;
border: 1px solid #d1d5db;
border-radius: 8px;
font-size: 14px;
outline: none;
}
#message-input:focus {
border-color: #fdad01;
}
#send-btn {
background: #fdad01;
color: white;
border: none;
padding: 10px 20px;
border-radius: 8px;
cursor: pointer;
font-weight: 600;
}
#send-btn:disabled {
opacity: 0.5;
cursor: not-allowed;
}
/* Connecting animation */
.connecting {
animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
0%,
100% {
opacity: 1;
}
50% {
opacity: 0.5;
}
}

466
public/assets/js/chat.js Normal file
View File

@@ -0,0 +1,466 @@
import {
relayInit,
generatePrivateKey,
getPublicKey,
getEventHash,
signEvent,
nip19,
nip04
} from 'nostr-tools';
// CONFIGURATION - Only need CS team's pubkey!
const CONFIG = {
relays: [
'wss://relay.damus.io',
'wss://relay.primal.net',
'wss://nos.lol',
'wss://relay.btcforplebs.com',
'wss://haven.btcforplebs.com'
],
csPubkey: '75462f4dece4fbde54a535cfa09eb0d329bda090a9c2f9ed6b5f9d1d2fb6c15b' // Replace with actual pubkey
};
// State
let state = {
isOpen: false,
messages: [],
inputMessage: '',
myPrivKey: null,
myPubKey: null,
relays: [],
connected: false,
sessionId: null
};
// Generate or retrieve session key from localStorage
function getSessionKey() {
const stored = localStorage.getItem('nostr_chat_session');
if (stored) {
try {
const session = JSON.parse(stored);
// Reuse if less than 24 hours old
if (Date.now() - session.created < 24 * 60 * 60 * 1000) {
return session.privKey;
}
} catch (e) {}
}
// Generate new ephemeral key
const privKey = generatePrivateKey();
localStorage.setItem('nostr_chat_session', JSON.stringify({
privKey,
created: Date.now()
}));
return privKey;
}
// Initialize
async function init() {
// Get or create session key
state.myPrivKey = getSessionKey();
state.myPubKey = getPublicKey(state.myPrivKey);
state.sessionId = state.myPubKey.substring(0, 8);
console.log('🔑 Session Identity:', nip19.npubEncode(state.myPubKey));
// Connect to relays
const relayPromises = CONFIG.relays.map(async (url) => {
try {
const relay = relayInit(url);
relay.on('connect', () => {
console.log(`✓ Connected to ${url}`);
checkConnection();
});
relay.on('disconnect', () => {
console.log(`✗ Disconnected from ${url}`);
});
await relay.connect();
return relay;
} catch (error) {
console.error(`Failed: ${url}:`, error);
return null;
}
});
state.relays = (await Promise.all(relayPromises)).filter(r => r !== null);
if (state.relays.length === 0) {
addMessage('system', '⚠️ Failed to connect to any relays');
return;
}
console.log(`✓ Connected to ${state.relays.length}/${CONFIG.relays.length} relays`);
// Subscribe to replies from CS team
subscribeToReplies();
// Load any previous messages from this session
loadPreviousMessages();
state.connected = true;
render();
}
function checkConnection() {
const connected = state.relays.some(r => r.status === 1); // 1 = connected
state.connected = connected;
render();
}
// Subscribe to DMs from CS team
function subscribeToReplies() {
const filters = [{
kinds: [4],
'#p': [state.myPubKey],
authors: [CONFIG.csPubkey],
since: Math.floor(Date.now() / 1000) - 86400 // Last 24 hours
}];
console.log('🔔 Subscribing to CS team replies...');
state.relays.forEach(relay => {
const sub = relay.sub(filters);
sub.on('event', (event) => {
handleIncomingMessage(event);
});
sub.on('eose', () => {
console.log(`✓ Subscribed: ${relay.url}`);
});
});
}
// Load previous messages from localStorage
function loadPreviousMessages() {
const stored = localStorage.getItem(`nostr_chat_messages_${state.sessionId}`);
if (stored) {
try {
const messages = JSON.parse(stored);
messages.forEach(msg => state.messages.push(msg));
render();
} catch (e) {}
}
}
// Save messages to localStorage
function saveMessages() {
localStorage.setItem(`nostr_chat_messages_${state.sessionId}`, JSON.stringify(state.messages));
}
// Handle incoming DM from CS team
async function handleIncomingMessage(event) {
try {
// Check for duplicates
if (state.messages.find(m => m.id === event.id)) {
return;
}
console.log('📨 Received message from CS team');
// Decrypt
const decryptedText = await nip04.decrypt(
state.myPrivKey,
event.pubkey,
event.content
);
const message = {
id: event.id,
text: decryptedText,
sender: 'cs',
timestamp: new Date(event.created_at * 1000).toISOString()
};
addMessage('cs', decryptedText, message);
// Notification
if (!document.hasFocus()) {
document.title = '💬 New message!';
setTimeout(() => {
document.title = 'Nostr Support Chat';
}, 3000);
}
} catch (error) {
console.error('Error decrypting message:', error);
}
}
// Send message to CS team
async function sendMessage() {
if (!state.inputMessage.trim()) return;
const messageText = state.inputMessage;
try {
console.log('🔐 Encrypting and sending...');
// Encrypt
const encrypted = await nip04.encrypt(
state.myPrivKey,
CONFIG.csPubkey,
messageText
);
// Create event
let event = {
kind: 4,
created_at: Math.floor(Date.now() / 1000),
tags: [['p', CONFIG.csPubkey]],
content: encrypted,
pubkey: state.myPubKey
};
event.id = getEventHash(event);
event.sig = signEvent(event, state.myPrivKey);
// Publish to all relays
let published = 0;
for (const relay of state.relays) {
try {
await relay.publish(event);
published++;
console.log(`✓ Published to ${relay.url}`);
} catch (err) {
console.error(`✗ Failed: ${relay.url}:`, err);
}
}
if (published === 0) {
addMessage('system', '⚠️ Failed to send - no relay connections');
return;
}
console.log(`✓ Published to ${published}/${state.relays.length} relays`);
// Add to local messages
const message = {
id: event.id,
text: messageText,
sender: 'user',
timestamp: new Date().toISOString()
};
addMessage('user', messageText, message);
state.inputMessage = '';
render();
} catch (error) {
console.error('Error sending:', error);
addMessage('system', '⚠️ Failed to send message');
}
}
function addMessage(sender, text, fullMessage = null) {
const msg = fullMessage || {
id: Date.now().toString(),
text,
sender,
timestamp: new Date().toISOString()
};
state.messages.push(msg);
saveMessages();
render();
scrollToBottom();
}
function scrollToBottom() {
setTimeout(() => {
const container = document.getElementById('messages');
if (container) {
container.scrollTop = container.scrollHeight;
}
}, 100);
}
function escapeHtml(text) {
const div = document.createElement('div');
div.textContent = text;
return div.innerHTML;
}
function formatTime(timestamp) {
const date = new Date(timestamp);
return date.toLocaleTimeString('en-US', {
hour: 'numeric',
minute: '2-digit',
hour12: true
});
}
// Render function with mobile responsiveness
function render() {
const container = document.getElementById('chat-widget-root');
if (!container) return;
if (!state.isOpen) {
container.innerHTML = `
<div class="fixed bottom-4 right-4 sm:bottom-6 sm:right-6 z-[99999]">
<button onclick="window.openChat()"
class="bg-gradient-to-br from-[#8e30eb] to-[#a915ff] hover:from-[#a915ff] hover:to-[#8e30eb] text-white rounded-full p-4 sm:p-5 shadow-2xl transition-all transform hover:scale-110 active:scale-95"
aria-label="Open chat"
>
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" class="sm:w-7 sm:h-7">
<path d="M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z"></path>
</svg>
</button>
</div>
`;
return;
}
// Full chat box rendering with mobile responsiveness
container.innerHTML = `
<div class="fixed inset-4 sm:inset-auto sm:bottom-6 sm:right-6 z-[99999]">
<div class="bg-white rounded-2xl shadow-2xl w-full h-full sm:w-96 sm:h-[600px] max-w-full flex flex-col overflow-hidden">
<!-- Header -->
<div class="bg-gradient-to-br from-[#8e30eb] to-[#a915ff] text-white p-4 sm:p-5">
<div class="flex justify-between items-center">
<div class="flex-1 min-w-0">
<h3 class="font-bold text-base sm:text-lg">Instant Nostr Chat</h3>
<div class="flex items-center gap-2 mt-1">
<div class="w-2 h-2 rounded-full flex-shrink-0 ${state.connected ? 'bg-green-400 animate-pulse' : 'bg-red-400'}"></div>
<span class="text-xs text-orange-100 truncate">
${state.connected ? `P2P E2EE • ${state.relays.length} relays` : 'Connecting...'}
</span>
</div>
</div>
<button
onclick="window.closeChat()"
class="hover:bg-white/20 p-2 rounded-lg transition-colors ml-2 flex-shrink-0"
aria-label="Close chat"
>
<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
<line x1="18" y1="6" x2="6" y2="18"></line>
<line x1="6" y1="6" x2="18" y2="18"></line>
</svg>
</button>
</div>
</div>
<!-- Messages -->
<div id="messages" class="flex-1 overflow-y-auto p-3 sm:p-4 space-y-3 bg-gradient-to-b from-gray-50 to-white">
${state.messages.length === 0 ? `
<div class="text-center text-gray-400 mt-8">
<svg xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1" class="mx-auto mb-3 opacity-50">
<path d="M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z"></path>
</svg>
<p class="text-sm">Start a conversation</p>
</div>
` : state.messages.map(msg => {
if (msg.sender === 'system') {
return `
<div class="flex justify-center">
<div class="bg-orange-50 text-orange-700 text-xs px-3 py-2 rounded-full border border-orange-200">
${escapeHtml(msg.text)}
</div>
</div>
`;
} else if (msg.sender === 'user') {
return `
<div class="flex justify-end">
<div class="max-w-[85%] sm:max-w-xs">
<div class="bg-gradient-to-br from-[#8e30eb] to-[#a915ff] text-white rounded-2xl rounded-tr-sm px-3 py-2 sm:px-4 sm:py-3 shadow-md text-sm sm:text-base">
${escapeHtml(msg.text)}
</div>
<div class="text-xs text-gray-400 mt-1 text-right">${formatTime(msg.timestamp)}</div>
</div>
</div>
`;
} else if (msg.sender === 'cs') {
return `
<div class="flex justify-start">
<div class="max-w-[85%] sm:max-w-xs">
<div class="bg-white border border-gray-200 text-gray-800 rounded-2xl rounded-tl-sm px-3 py-2 sm:px-4 sm:py-3 shadow-md text-sm sm:text-base">
<div class="text-xs font-semibold text-[#8e30eb] mb-1">Loge Media Team</div>
${escapeHtml(msg.text)}
</div>
<div class="text-xs text-gray-400 mt-1">${formatTime(msg.timestamp)}</div>
</div>
</div>
`;
}
return '';
}).join('')}
</div>
<!-- Input -->
<div class="border-t bg-white p-3 sm:p-4 safe-area-bottom">
<div class="flex gap-2">
<input
id="message-input"
type="text"
value="${escapeHtml(state.inputMessage)}"
placeholder="Type your message..."
class="flex-1 px-3 py-2 sm:px-4 sm:py-3 border border-gray-300 rounded-xl focus:outline-none focus:ring-2 focus:ring-[#8e30eb] text-sm sm:text-base"
${!state.connected ? 'disabled' : ''}
>
<button
onclick="window.sendMessage()"
${!state.connected || !state.inputMessage.trim() ? 'disabled' : ''}
class="bg-gradient-to-br from-[#8e30eb] to-[#a915ff] hover:from-[#a915ff] hover:to-[#8e30eb] disabled:from-gray-400 disabled:to-gray-400 text-white px-4 py-2 sm:px-5 sm:py-3 rounded-xl transition-all disabled:cursor-not-allowed active:scale-95 flex-shrink-0"
aria-label="Send message"
>
<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
<line x1="22" y1="2" x2="11" y2="13"></line>
<polygon points="22 2 15 22 11 13 2 9 22 2"></polygon>
</svg>
</button>
</div>
</div>
</div>
</div>
`;
const messageInput = document.getElementById('message-input');
if (messageInput) {
messageInput.addEventListener('input', (e) => {
state.inputMessage = e.target.value;
const sendButton = document.querySelector('button[onclick="window.sendMessage()"]');
if (sendButton) {
sendButton.disabled = !state.connected || !e.target.value.trim();
}
});
messageInput.addEventListener('keypress', (e) => {
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault();
sendMessage();
}
});
// Auto-scroll to bottom on mobile
const messagesContainer = document.getElementById('messages');
if (messagesContainer && state.messages.length > 0) {
setTimeout(() => {
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}, 100);
}
messageInput.focus();
}
}
// Global functions
window.openChat = async () => {
state.isOpen = true;
render();
if (state.relays.length === 0) {
await init();
}
};
window.closeChat = () => {
state.isOpen = false;
render();
};
window.sendMessage = sendMessage;
// Initial render
render();

View File

@@ -8,11 +8,3 @@ const config = {
// Debug mode - enable logging in development
debug: window.location.hostname === 'localhost'
};
// Set up logging
if (config.debug) {
console.log('Running in development mode');
console.log('API Base URL:', config.apiBaseUrl);
} else {
console.log = function() {}; // Disable console.log in production
}

View File

@@ -20,6 +20,7 @@
<!-- scripts -->
<script src="/assets/js/scripts.js"></script>
<script src="https://cdn.tailwindcss.com"></script>
<link rel="stylesheet" href="/assets/css/main.css">
<link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.6.0/css/all.min.css" rel="stylesheet">
</head>
@@ -75,6 +76,20 @@
<small>🟢 = online | 🔴 = offline | ⚪️ = external site</small>
<br></br>
</div>
<!-- Add the chat widget node-->
<script type="module" src="/assets/js/chat.js"></script>
<!-- Add chat widget container -->
<div id="chat-widget-root"></div>
<!-- Import map for nostr-tools -->
<script type="importmap">
{
"imports": {
"nostr-tools": "https://esm.sh/nostr-tools@1.17.0"
}
}
</script>
<script>
// emoji status fetcher