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// The Videos grid shows a clip once, however many posts carry it: the same
// file (or a Blossom hash's mirror), or the same words from the same person
// with a fresh upload (Adam, 2026-10-22). And on a big screen with a mouse, a
// small clip opened in the pager is drawn at most 1.5× its own pixels, not
// blown up across the monitor. Run: bun tools/media-grid-dups-test.js
import puppeteer from './puppeteer.js';
import { cacheKeyFor } from '../src/wallet.js';
import { generateSecretKey, getPublicKey, finalizeEvent } from 'nostr-tools/pure';
import { buildHtml } from '../build.js';
import { existsSync } from 'node:fs';
const sleep = (ms) => new Promise((r) => setTimeout(r, ms));
let ok = true;
const check = (n, c, d = '') => { console.log(` ${c ? '✓' : '✗'} ${n}${d ? ' — ' + d : ''}`); if (!c) ok = false; };
const png = Bun.spawnSync(['ffmpeg', '-loglevel', 'error', '-f', 'lavfi', '-i', 'testsrc=size=320x180', '-frames:v', '1', '-f', 'image2', '-c:v', 'png', 'pipe:1']).stdout;
const clip = (name, size) => {
const f = '/tmp/coinos-vpager-' + name + '.webm';
if (!existsSync(f)) Bun.spawnSync(['ffmpeg', '-y', '-loglevel', 'error', '-f', 'lavfi', '-i', 'testsrc=size=' + size + ':rate=10', '-t', '30', '-c:v', 'libvpx', '-b:v', '100k', f]);
return f;
};
const CLIPS = { wide: clip('wide', '320x180'), again: clip('wide', '320x180'), other: clip('wide', '320x180'), last: clip('last', '240x240') };
const SK = generateSecretKey(), AUTHOR = getPublicKey(SK);
const now = Math.floor(Date.now() / 1000);
const html = await buildHtml({ minify: true, pwa: false });
const server = Bun.serve({ port: 0, fetch: (req) => {
const path = new URL(req.url).pathname;
const m = /^\/(wide|again|other|last)\.webm$/.exec(path);
if (m) {
const f = Bun.file(CLIPS[m[1]]), range = /^bytes=(\d+)-(\d*)$/.exec(req.headers.get('range') || '');
if (!range) return new Response(f, { headers: { 'content-type': 'video/webm', 'accept-ranges': 'bytes' } });
const a = +range[1], b = range[2] ? Math.min(+range[2], f.size - 1) : f.size - 1;
return new Response(f.slice(a, b + 1), { status: 206, headers: { 'content-type': 'video/webm', 'accept-ranges': 'bytes', 'content-range': 'bytes ' + a + '-' + b + '/' + f.size, 'content-length': String(b - a + 1) } });
}
if (path === '/still.png') return new Response(png, { headers: { 'content-type': 'image/png' } });
if (path.startsWith('/punks') || path === '/verify-worker.js') return new Response(Bun.file('dist' + path));
return new Response(html, { headers: { 'content-type': 'text/html' } });
} });
const U = (n) => server.url.origin + '/' + n + '.webm';
const post = (content, url, ago) => finalizeEvent({ kind: 1, created_at: now - ago, tags: [['imeta', 'url ' + url, 'image ' + server.url.origin + '/still.png', 'm video/webm']], content }, SK);
const seeded = [
// one clip, three posts (a promo posted again and again)
post('see you at the conference ' + U('wide'), U('wide'), 100),
post('tickets going fast ' + U('wide'), U('wide'), 150),
post('last call ' + U('wide') + '?x=1', U('wide') + '?x=1', 160),
// the same words from the same person, uploaded afresh each time
post('Transylvania lightning conference 2026 ' + U('again'), U('again'), 200),
post('Transylvania lightning conference 2026 ' + U('other'), U('other'), 300),
post('the last clip ' + U('last'), U('last'), 400),
];
const browser = await puppeteer.launch({ executablePath: '/usr/bin/google-chrome', headless: 'new', args: ['--no-sandbox', '--autoplay-policy=no-user-gesture-required'] });
const page = await browser.newPage();
await page.evaluateOnNewDocument(() => {
const Real = window.WebSocket;
window.WebSocket = function (...a) { const ws = new Real(...a); const send = ws.send.bind(ws); ws.send = (d) => { try { const m = JSON.parse(d); if (m[0] === 'REQ') { setTimeout(() => ws.dispatchEvent(new MessageEvent('message', { data: JSON.stringify(['EOSE', m[1]]) })), 0); return; } if (m[0] === 'EVENT') return; } catch {} return send(d); }; return ws; };
window.WebSocket.prototype = Real.prototype; Object.assign(window.WebSocket, Real);
});
const errs = [];
page.on('pageerror', (e) => errs.push(String(e)));
const click = (t) => page.evaluate((x) => { const e = [...document.querySelectorAll('button')].find((n) => n.textContent.trim().toLowerCase().includes(x)); if (e) { e.click(); return true; } return false; }, t);
const waitText = async (x, ms = 25000) => { for (let i = 0; i < ms / 250; i++) { if ((await page.evaluate(() => document.body.innerText)).toLowerCase().includes(x)) return true; await sleep(250); } return false; };
const waitFor = async (fn, arg, ms = 10000) => { for (let i = 0; i < ms / 100; i++) { if (await page.evaluate(fn, arg)) return true; await sleep(100); } return false; };
try {
await page.setViewport({ width: 1600, height: 900 });
await page.goto(server.url.href, { waitUntil: 'domcontentloaded' });
await page.evaluate(() => localStorage.setItem('btc-wallet-network', 'regtest'));
await page.reload({ waitUntil: 'domcontentloaded' });
await sleep(400);
await click('create a new wallet'); await sleep(600);
await page.waitForSelector('.words .w .t');
const mn = (await page.$$eval('.words .w .t', (l) => l.map((e) => e.textContent.trim()))).join(' ');
await click('skip verification');
await waitText('receive', 20000);
const base = cacheKeyFor(mn + '\n');
await page.evaluate(([k, pk, ns]) => {
localStorage.setItem(k + ':follows', JSON.stringify({ tags: [['p', pk]], c: '', at: Math.floor(Date.now() / 1000) }));
localStorage.setItem(k + ':feedNotes', JSON.stringify(ns));
localStorage.setItem(k + ':profiles', JSON.stringify({ [pk]: { name: 'Clip Poster', t: Date.now() } }));
localStorage.setItem('btc-wallet-feed:' + k, 'following');
}, [base, AUTHOR, seeded]);
await page.reload({ waitUntil: 'domcontentloaded' });
await waitText('receive', 20000);
await page.evaluate(() => document.querySelector('.app-nav-button[aria-label="Feed"]').click());
check('the clips are in the feed', await waitFor(() => document.querySelectorAll('.notes-feed video.note-video').length >= 6, null, 20000));
await page.evaluate(() => document.querySelector('.media-mode[data-mode="videos"]').click());
await waitFor(() => document.querySelectorAll('.media-grid .media-tile').length >= 3, null, 15000);
await sleep(1500);
const tiles = await page.evaluate(() => document.querySelectorAll('.media-grid .media-tile').length);
check('one tile per clip: the reposted file once, the re-uploaded post once, the other one', tiles === 3, tiles + ' tiles');
await page.evaluate(() => document.querySelector('.media-grid .media-tile').click());
check('the pager opens', await waitFor(() => !!document.querySelector('.mp-slide.mp-cur video.mp-media'), null, 6000));
check('the clip is drawn no bigger than 1.5× its pixels', await waitFor(() => { const v = document.querySelector('.mp-slide.mp-cur video.mp-media'); return v && v.videoWidth && v.getBoundingClientRect().width <= v.videoWidth * 1.5 + 1 && v.style.maxWidth; }, null, 8000),
JSON.stringify(await page.evaluate(() => { const v = document.querySelector('.mp-slide.mp-cur video.mp-media'); return v && { vw: v.videoWidth, w: v.getBoundingClientRect().width, max: v.style.maxWidth }; })));
check('no page errors', errs.length === 0, errs.slice(0, 2).join(' | '));
} finally {
await browser.close();
server.stop(true);
}
console.log(ok ? '\n✅ the grid shows each clip once; small clips stay sharp on a big screen' : '\n❌ failed');
process.exit(ok ? 0 : 1);
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