This commit is contained in:
thePR0M3TH3AN
2025-06-29 19:40:47 -04:00
parent 159df3fe29
commit 7ec14061eb

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@@ -4,36 +4,36 @@
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Lightning Tip Jar</title>
<!-- TailwindCSS (Play CDN) -->
<!-- TailwindCSS (Play CDN for demo) -->
<script src="https://cdn.tailwindcss.com"></script>
<!-- QRCode generator -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/qrcodejs/1.0.0/qrcode.min.js" integrity="sha512-Rdym6z1nIh/x6O+4QJBk/w++Q5e7oapbPo8EjS2X3tq6MUJBbiuKxVhQ5BaRPHUl2j3Ky4gGB4vJfIQDw4RGeg==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/qrcodejs/1.0.0/qrcode.min.js"></script>
<style>
:root {
--accent-purple: #a855f7;
--accent-orange: #f97316;
:root { --accent-purple: #a855f7; --accent-orange: #f97316; }
body {
display: flex;
align-items: center;
justify-content: center;
min-height: 100vh;
margin: 0;
}
.accent-gradient {
background: linear-gradient(90deg, var(--accent-purple), var(--accent-orange));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
}
.btn-primary {
@apply w-full py-2 rounded-lg bg-gradient-to-r from-purple-600 to-orange-500 text-white font-semibold transition active:scale-95;
}
</style>
</head>
<body class="min-h-screen flex items-center justify-center bg-gray-900 text-gray-200">
<body class="bg-gray-900 text-gray-200">
<main id="app" class="w-full max-w-sm p-6 space-y-6 text-center"></main>
<script type="module">
/******************** Imports ********************/
import { nip19 } from "https://cdn.jsdelivr.net/npm/nostr-tools@2.15.0/+esm";
import { SimplePool } from "https://cdn.jsdelivr.net/npm/nostr-tools@2.15.0/pool/+esm";
import { nip19, SimplePool } from "https://esm.sh/nostr-tools@1.7.5?bundle";
/******************** Config ********************/
const RELAYS = [
"wss://relay.damus.io",
"wss://nos.lol",
@@ -41,118 +41,125 @@
"wss://relay.primal.net",
"wss://relay.nostr.band",
];
const TIMEOUT_MS = 7000;
const TIMEOUT_MS = 8000;
/******************** Logger ********************/
const log = (...a) => console.log("[tipjar]", ...a);
const warn = (...a) => console.warn("[tipjar]", ...a);
const err = (...a) => console.error("[tipjar]", ...a);
window.addEventListener("error", e => err("Uncaught:", e.message, e.error||e));
window.addEventListener("unhandledrejection", e => err("Promise rejection:", e.reason));
const error = (...a) => console.error("[tipjar]", ...a);
window.addEventListener("error", e => error("Uncaught:", e.message));
window.addEventListener("unhandledrejection", e => error("Promise rejection:", e.reason));
/******************** Entry ********************/
init();
function init() {
const { npub, basePath } = parseURL();
if (!npub) return showLanding(basePath);
if (!npub.startsWith("npub")) return showLanding(basePath, "Please enter a valid npub.");
loadTipJar(npub);
const { npub, base } = parseUrl();
if (!npub) return renderLanding(base);
if (!npub.startsWith("npub")) return renderLanding(base, "Invalid npub provided.");
renderTipJar(npub);
}
/******** URL helpers ********/
function parseURL() {
const pathParts = location.pathname.split("/").filter(Boolean);
function parseUrl() {
const parts = location.pathname.split("/").filter(Boolean);
let npub = null;
if (pathParts.length >= 2 && pathParts[0] === "n") npub = pathParts[1];
if (parts[0] === "n" && parts[1]) npub = parts[1];
else npub = new URLSearchParams(location.search).get("n");
const idx = location.pathname.indexOf("/n/");
const base = idx >= 0 ? location.pathname.slice(0, idx) : location.pathname;
return { npub, basePath: base };
const base = idx > 0 ? location.pathname.slice(0, idx) : location.pathname;
return { npub, base };
}
/******** LANDING PAGE ********/
function showLanding(basePath, msg = "") {
document.getElementById("app").innerHTML = `
function renderLanding(base, msg = '') {
document.getElementById('app').innerHTML = `
<div class="space-y-6">
<h1 class="text-3xl font-extrabold accent-gradient">Lightning Tip Jar</h1>
<p class="text-gray-400">Generate a oneclick tipping page from any Nostr <span class="font-mono">npub</span>.</p>
${msg ? `<p class="text-red-500">${msg}</p>` : ""}
<form id="lookup" class="space-y-4">
<input id="npubIn" type="text" placeholder="npub1…" required class="w-full px-4 py-2 rounded-lg bg-gray-800 text-gray-200 placeholder-gray-500 focus:outline-none focus:ring-2 focus:ring-purple-600" />
<button type="submit" class="btn-primary">Create Tip Page</button>
<p class="text-gray-400">Enter a Nostr <span class="font-mono">npub</span> to create a tipping page.</p>
${msg ? `<p class='text-red-500'>${msg}</p>` : ''}
<form id="form" class="space-y-4">
<input id="input" type="text" placeholder="npub1…" required class="w-full px-4 py-2 rounded-lg bg-gray-800 text-gray-200 placeholder-gray-500 focus:outline-none focus:ring-2 focus:ring-purple-600" />
<button class="w-full py-2 rounded-lg bg-gradient-to-r from-purple-600 to-orange-500 text-white font-semibold transition active:scale-95" type="submit">Generate</button>
</form>
<footer class="text-xs text-gray-500 pt-4">Works entirely clientside • No servers • 100% Lightning ⚡</footer>
<footer class="text-xs text-gray-500">Client-side • No servers • Lightning ⚡</footer>
</div>`;
document.getElementById("lookup").onsubmit = (e) => {
document.getElementById('form').onsubmit = e => {
e.preventDefault();
const val = document.getElementById("npubIn").value.trim();
if (!val.startsWith("npub")) return showLanding(basePath, "npub should start with npub. Try again.");
const isFile = /\.html?$/.test(basePath);
const dest = isFile ? `${basePath}?n=${val}` : `${basePath.replace(/\/$/, "")}/n/${val}`;
location.href = dest;
const v = document.getElementById('input').value.trim();
if (!v.startsWith('npub')) return renderLanding(base, 'npub must start with "npub".');
const isFile = /\.html?$/.test(base);
location.href = isFile ? `${base}?n=${v}` : `${base.replace(/\/$/, '')}/n/${v}`;
};
}
/******** TIPJAR FLOW ********/
async function loadTipJar(npub) {
const app = document.getElementById("app");
async function renderTipJar(npub) {
const app = document.getElementById('app');
app.innerHTML = `
<img id="avatar" class="w-24 h-24 rounded-full mx-auto hidden" alt="Avatar" />
<h1 id="name" class="text-2xl font-extrabold accent-gradient mb-2">Loading…</h1>
<p id="about" class="text-sm text-gray-400"></p>
<div id="qrcode" class="mx-auto"></div>
<p id="address" class="break-all font-mono text-lg"></p>
<button id="copy" class="btn-primary">Copy Address</button>`;
<div id="qrcode" class="mx-auto bg-white p-4 rounded-xl inline-block"></div>
<p id="addr" class="break-all font-mono text-lg"></p>
<button id="copy" class="w-full py-2 rounded-lg bg-gradient-to-r from-purple-600 to-orange-500 text-white font-semibold transition active:scale-95">Copy Address</button>`;
// decode npub
let hex;
try { hex = nip19.decode(npub).data; log("Hex pubkey", hex); }
catch { return fail("Bad npub format"); }
try {
const dec = nip19.decode(npub);
hex = dec.data;
log('Decoded hex pubkey', hex);
} catch {
return fatal(app, 'Bad npub format');
}
const fallback = `${npub}@npub.cash`;
let meta = null, addr = fallback;
let meta = null, ln = fallback;
const pool = new SimplePool();
const sub = pool.sub(RELAYS, [{ kinds:[0], authors:[hex], limit:1 }]);
let finished = false;
const timer = setTimeout(() => { warn("Timeout: no profile"); wrapUp(); }, TIMEOUT_MS);
const sub = pool.sub(RELAYS, [{ kinds: [0], authors: [hex], limit: 1 }]);
const timer = setTimeout(() => { warn('Relay timeout'); finalize(); }, TIMEOUT_MS);
sub.on("event", (ev, relay) => {
log("Profile", ev.id, "from", relay);
clearTimeout(timer); finished = true;
sub.on('event', ev => {
clearTimeout(timer);
try {
meta = JSON.parse(ev.content || "{}");
addr = meta.lud16 || meta.lud06 || fallback;
} catch(e) { err("Meta parse", e); }
wrapUp();
meta = JSON.parse(ev.content || '{}');
ln = meta.lud16 || meta.lud06 || fallback;
log('Profile metadata', meta);
} catch (e) {
error('Failed to parse metadata JSON', e);
}
finalize();
});
sub.on("notice", (n) => warn("Relay notice", n));
sub.on("eose", () => { if (!finished) warn("EOSE no profile"); });
sub.on('eose', () => warn('EOSE reached, no event'));
function wrapUp() {
try { sub.unsub(); pool.close(RELAYS); } catch {}
render(meta, addr);
}
function fail(msg){ app.innerHTML = `<p class='text-red-500'>${msg}</p>`; }
function finalize() {
try { sub.unsub(); pool.close(); } catch {};
buildUI(app, meta, ln);
}
/******** RENDER TIP CARD ********/
function render(meta, ln) {
document.getElementById("name").textContent = meta?.name || "Lightning Tip Jar";
document.getElementById("about").textContent = meta?.about || "";
if (meta?.picture){ const img = document.getElementById("avatar"); img.src = meta.picture; img.classList.remove("hidden"); }
if (!meta?.lud16 && !meta?.lud06) document.getElementById("about").textContent += "\n(No lightning address on profile; using fallback)";
function fatal(container, msg) {
container.innerHTML = `<p class='text-red-500'>${msg}</p>`;
}
}
document.getElementById("address").textContent = ln;
const qr = document.getElementById("qrcode"); qr.innerHTML = "";
new QRCode(qr, { text: ln, width: 200, height: 200, colorDark: "#fff", colorLight: "#000", correctLevel: QRCode.CorrectLevel.H });
document.getElementById("copy").onclick = () => {
function buildUI(app, meta, ln) {
document.getElementById('name').textContent = meta?.name || 'Lightning Tip Jar';
if (meta?.about) document.getElementById('about').textContent = meta.about;
if (meta?.picture) {
const img = document.getElementById('avatar');
img.src = meta.picture;
img.classList.remove('hidden');
}
if (!meta?.lud16 && !meta?.lud06) {
const about = document.getElementById('about');
about.textContent += ' (using fallback address)';
}
document.getElementById('addr').textContent = ln;
const qrEl = document.getElementById('qrcode');
qrEl.innerHTML = '';
new QRCode(qrEl, { text: ln, width: 200, height: 200, colorDark: '#111', colorLight: '#fff' });
document.getElementById('copy').onclick = () => {
navigator.clipboard.writeText(ln).then(() => {
const btn = document.getElementById("copy"); const old = btn.textContent;
btn.textContent = "Copied!"; setTimeout(()=>btn.textContent=old, 1500);
const btn = document.getElementById('copy');
const old = btn.textContent;
btn.textContent = 'Copied!';
setTimeout(() => btn.textContent = old, 1200);
});
};
}