diff options
Diffstat (limited to 'src/features/messages.js')
| -rw-r--r-- | src/features/messages.js | 2507 |
1 files changed, 2197 insertions, 310 deletions
diff --git a/src/features/messages.js b/src/features/messages.js index c568ae0..cde11dc 100644 --- a/src/features/messages.js +++ b/src/features/messages.js @@ -1,3 +1,4 @@ +import { mediaServers } from '../media-servers.js'; // Messages — Concord community chat (CORD-01..05) + NIP-17 private DMs. // // Communities are end-to-end private: there is no global discovery in @@ -17,6 +18,7 @@ import { npubOf, neventOf, parseNostrPubkey, parseNostrRef, generateSecretKey, getPublicKey, finalizeEvent, nip44, PROFILE_RELAYS, openWrapsOffthread, unwrapDMsOffthread, verifyEventsAsync, setSyncConfig, DEFAULT_SYNC_RELAYS, } from '../nostr.js'; +import { reconcileOn, syncOn, negentropyOff } from '../nostr.js'; // NIP-77: fetch only what we lack import { channelKey, channelStream, channelEpoch, channelIsPrivate, controlKey, guestbookKey, openWrap, wrapRumor, rumorWithId, foldControl, foldGuestbook, observeAuthor, eventMs, msTags, makeEdition, @@ -51,6 +53,8 @@ import { animateZap, warmZapSound } from '../zap-animation.js'; import { SIGNER_SILENT } from '../dm.js'; import { cacheStorage, onCacheReady, cacheIsReady } from '../cache-store.js'; import { dlog } from '../debug.js'; +import { createCalls, openCall, wrapCall, CALL_WRAP, RING_S } from '../calls.js'; +import { LIVE_KIND, LIVE_CHAT_KIND, LIVE_RELAYS, liveAddr, liveHost, liveTitle, liveSummary, liveImage, liveViewers, liveStarts, liveStream, liveRecording, liveStatus, isLiveNow, liveRelays, newestByAddr, zapLine, setZapAddr } from '../live.js'; import { qrSvg } from '../qr.js'; // The coinos community's join material lives in ../community.js — shared @@ -68,6 +72,7 @@ const CACHE_MAX = 50; // messages kept per channel / per DM thread in feature st // kind-31990 handler coordinate, which we haven't published. Deliberately // absent from anything encrypted (DMs, community wraps) — those are private // and need no billboard. +const CALL_LOG = 1405; // a call, logged in its conversation (see logCall) const CLIENT_TAG = ['client', 'coinos', '31990:72bdbc57bdd6dfc4e62685051de8041d148c3c68fe42bf301f71aa6cf53e52fb:coinos']; // A view the URL asks to open (a notification tap): read once, then taken @@ -87,7 +92,7 @@ export function messagesFeature(ctx) { const gifs = createGifPicker({ h, t, ui, render }); // NIP-92: an attachment described, so clients needn't sniff the URL const mediaImeta = (m) => ['imeta', 'url ' + m.url, ...(m.m ? ['m ' + m.m] : []), ...(m.dim ? ['dim ' + m.dim] : []), - ...(m.size ? ['size ' + m.size] : []), ...(m.alt ? ['alt ' + m.alt] : [])]; + ...(m.size ? ['size ' + m.size] : []), ...(m.duration ? ['duration ' + m.duration] : []), ...(m.alt ? ['alt ' + m.alt] : [])]; // ---- persisted state ---------------------------------------------------- @@ -169,6 +174,12 @@ export function messagesFeature(ctx) { if (now) write(); else emojiSaveTimer = setTimeout(write, 500); }; // code → image url: held packs first (in order), then what's been seen + // White Noise's own two emoji, which it sends as bare :codes: (no NIP-30 + // tag, no picture): drawn from its published artwork, through our picture + // proxy — a copy served and cached here, as any picture in a post is, not + // bundled (the app is AGPL, this one MIT). + const WN_RAW = 'https://raw.githubusercontent.com/marmot-protocol/whitenoise-android/master/app/src/main/res/drawable-nodpi/'; + const BUILTIN_EMOJI = { marmot: WN_RAW + 'builtin_emoji_marmot.png', wn: WN_RAW + 'builtin_emoji_wn.png' }; const emojiUrl = (code) => { const s = emojiSt(); for (const addr of s.order) { @@ -176,7 +187,7 @@ export function messagesFeature(ctx) { if (!p) continue; for (const [c, u] of p.emojis) if (c === code) return u; } - return s.learned[code] || null; + return s.learned[code] || (BUILTIN_EMOJI[code] ? serverPic(BUILTIN_EMOJI[code], 'tile') : null); }; // everything typeable: [{ code, url, pack }], packs first, newest-seen next function customEmojis() { @@ -456,7 +467,7 @@ export function messagesFeature(ctx) { const feedsChanged = () => { // a feed that takes in your lists is built from the other feeds: a // changed list rebuilds it next time it's opened - for (const f of st().feeds) if (expands(f)) { const c = feedStates.get(f.id); if (c && c !== feed) feedStates.delete(f.id); } + for (const f of st().feeds) if (expands(f)) for (const k of [f.id, f.id + VIEW_SUFFIX]) { const c = feedStates.get(k); if (c && c !== feed) feedStates.delete(k); } clearTimeout(feedsPush); feedsPush = setTimeout(() => { try { wallet.saveCache(); } catch {} }, 1000); }; @@ -682,23 +693,57 @@ export function messagesFeature(ctx) { healSince = 0; } const healing = (wrap) => !!healSince && wrap.created_at >= healSince && !healed.has(wrap.id) && !!healed.add(wrap.id); - function rememberWrap(id) { - const k = wrapKey(id); - if (!wrapLog) wrapLog = []; - if (!seenWraps.has(k)) wrapLog.push(k); - seenWraps.add(k); + // The wraps this device holds — full id and time — for reconciliation + // (NIP-77) with a relay that speaks it: a subscribe then fetches only the + // wraps we lack instead of the relay's newest two hundred (half a + // megabyte, every boot and every resubscribe), and the live subscription + // opens with limit 0, nothing re-served. The prefix log above stays the + // "skip this one" memory; a wrap it knows but this list doesn't (logged + // before the list existed) is added as the relay re-serves it, once. + const WRAP_ITEMS_MAX = 600; // the relay reconciles its newest 400: that many held, with room (46 KB of a phone's near-full localStorage) + let wrapItems = null; // id -> created_at, oldest first + function loadWrapItems() { + if (wrapItems) return; + wrapItems = new Map(); + try { for (const [id, ts] of st().wrapItems || []) if (/^[0-9a-f]{64}$/.test(id)) wrapItems.set(id, ts | 0); } catch {} + } + function noteWrapItem(id, ts) { + if (!id || !ts) return; + loadWrapItems(); + if (wrapItems.has(id)) return; + wrapItems.set(id, ts); + while (wrapItems.size > WRAP_ITEMS_MAX) wrapItems.delete(wrapItems.keys().next().value); + scheduleWrapSave(); + } + const wrapItemsHeld = () => { loadWrapItems(); return [...wrapItems].map(([id, ts]) => [ts, id]); }; + function scheduleWrapSave() { clearTimeout(wrapsTimer); wrapsTimer = setTimeout(() => { try { // another tab may have logged wraps since this one loaded: keep theirs const s = st(); - const mine = new Set(wrapLog); - s.wraps = [...(s.wraps || []).filter((k) => !mine.has(k)), ...wrapLog].slice(-WRAPS_MAX); - wrapLog = s.wraps; + if (wrapLog) { + const mine = new Set(wrapLog); + s.wraps = [...(s.wraps || []).filter((k) => !mine.has(k)), ...wrapLog].slice(-WRAPS_MAX); + wrapLog = s.wraps; + } + if (wrapItems) { + const all = new Map(s.wrapItems || []); + for (const [id, ts] of wrapItems) all.set(id, ts); + s.wrapItems = [...all].slice(-WRAP_ITEMS_MAX); + } save(s); } catch {} }, 1500); } + function rememberWrap(id, ts) { + const k = wrapKey(id); + if (!wrapLog) wrapLog = []; + if (!seenWraps.has(k)) wrapLog.push(k); + seenWraps.add(k); + if (ts) noteWrapItem(id, ts); + scheduleWrapSave(); + } let dmStarted = false; let allUnsubs = []; let dmUnsubs = []; // the DM wrap subscriptions alone, so they can be rebuilt @@ -706,11 +751,16 @@ export function messagesFeature(ctx) { let repaintTimer = null; const scheduleRepaint = () => { if (repaintTimer) return; - repaintTimer = setTimeout(() => { + const run = () => { + // not under a pager in motion: the page beneath is out of sight, and + // its repaint (40–55 ms on Adam's phone) dropped frames from flights + // through the pictures (2026-10-17) — it waits for the landing + if (pagerMoving()) { repaintTimer = setTimeout(run, 120); return; } repaintTimer = null; // a visitor's public page (a profile, a thread, a feed) repaints too if (ui.screen === 'wallet' || ui.pubProf) renderThreadStable(); - }, 80); + }; + repaintTimer = setTimeout(run, 80); }; // Profiles persist across sessions (capped) so known faces paint right @@ -2230,6 +2280,22 @@ export function messagesFeature(ctx) { }, 0); } + // /naddr1… of a live stream (kind 30311) opens the stream, public like a + // note: a visitor watches over the front door. A reload the history + // restores by itself needs nothing. + const urlLive = (() => { + if (typeof location === 'undefined' || urlInvite) return null; + const m = location.pathname.match(/^\/(naddr1[a-z0-9]+)\/?$/i); + let ref = null; try { ref = m ? parseNostrRef(m[1].toLowerCase()) : null; } catch {} + return ref && ref.type === 'addr' && ref.kind === LIVE_KIND ? ref : null; + })(); + if (urlLive && (() => { try { return history.state?.nav?.liveStream?.a !== LIVE_KIND + ':' + urlLive.pk + ':' + urlLive.d; } catch { return true; } })()) { + try { history.replaceState(null, '', '/'); } catch {} + ui.pubProf = true; + ui.pubNotePending = 'live'; + setTimeout(() => { openLiveRef(urlLive).catch(() => {}).finally(() => { ui.pubNotePending = null; render(); }); }, 0); + } + // Resolve and open right away — not in init(), which only runs once a // wallet opens (and would replay on every wallet born in this tab). For a // visitor with no wallet the profile renders as a truly public page over @@ -2351,7 +2417,7 @@ export function messagesFeature(ctx) { // never sends what the user turned off (a suppressed-but-delivered push // would earn Chrome's generic "updated in background" nag instead) const want = (k) => s.reasons?.[k] !== false; - const reasons = { payment: want('payment'), zap: want('zap'), dm: want('dm'), mention: want('mention'), reaction: want('reaction') }; + const reasons = { payment: want('payment'), zap: want('zap'), dm: want('dm'), mention: want('mention'), reaction: want('reaction'), call: want('call') }; // Stamp the network: the same seed makes the same nostr pubkey on mainnet // AND staging, so without this the notifier fans a mainnet payment push // out to the staging PWA's subscription too — and tapping it opened @@ -2415,6 +2481,7 @@ export function messagesFeature(ctx) { rowT(t('notifDm'), 'dm'), rowT(t('notifMention'), 'mention'), rowT(t('notifReaction'), 'reaction'), + rowT(t('notifCall'), 'call'), h('div', { class: 'small faint' }, t('notifChatHint'))); } @@ -2422,13 +2489,17 @@ export function messagesFeature(ctx) { // stranger's: our key (only if we actually hold one), who we follow, and the // names we already know. See dm-inbox.js for the threat model — a remote // signer stores no key here and simply gets unfiltered notifications. - let inboxAt = 0; + let inboxAt = 0, inboxTries = 0; async function syncInbox({ force = false } = {}) { if (!force && Date.now() - inboxAt < 5 * 60_000) return; inboxAt = Date.now(); try { const id = await identity(); - if (!id) return; + // the keys not there yet (a wallet still opening): try again shortly — + // this used to count as done for five minutes, and a phone woken by a + // push in that time had no key to open a DM or a call with + if (!id) { if (++inboxTries <= 10) { inboxAt = 0; setTimeout(() => { syncInbox().catch(() => {}); }, 3000); } return; } + inboxTries = 0; const evs = await queryOn([...new Set([...PROFILE_RELAYS, ...DM_RELAYS])], { kinds: [3], authors: [id.pubkey] }, 4000); const newest = evs.sort((a, b) => b.created_at - a.created_at)[0]; @@ -3040,6 +3111,10 @@ export function messagesFeature(ctx) { } else if (got.rumor.kind === 444 && !isMe(got.author)) { // a White Noise invitation: the group itself says who is asking whiteNoise().then((c) => c && c.welcome(got.rumor)).catch(() => {}); + } else if (got.rumor.kind === CALL_LOG && isMe(got.author)) { + // a call, as one of our devices logged it, under the person it was with + const with_ = got.rumor.tags?.find((x) => x[0] === 'p')?.[1]; + if (with_ && /^[0-9a-f]{64}$/.test(with_)) { noteDM(with_, got.rumor, true); persistDms(); } } return true; } @@ -3049,13 +3124,14 @@ export function messagesFeature(ctx) { async function handleInboxWrap(wrap) { let heal = false; if (seenWraps.has(wrap.id) || seenWraps.has(wrapKey(wrap.id))) { + noteWrapItem(wrap.id, wrap.created_at); // known by its prefix alone: now held in full if (!healing(wrap)) return; heal = true; } seenWraps.add(wrap.id); const r = await openInboxWrap(wrap, heal); if (r === 'stale') return; - if (r === true) { rememberWrap(wrap.id); return; } + if (r === true) { rememberWrap(wrap.id, wrap.created_at); return; } if (pendingWraps.size >= PENDING_MAX) pendingWraps.delete(pendingWraps.keys().next().value); pendingWraps.set(wrap.id, { wrap, heal, tries: r !== 'later' && decryptorsComplete() ? 1 : 0 }); scheduleDrain(8000); @@ -3095,9 +3171,9 @@ export function messagesFeature(ctx) { if (complete && !decryptorsComplete()) break; const r = await openInboxWrap(p.wrap, p.heal); if (r === 'stale') break; // the account changed under this pass - if (r === true) { pendingWraps.delete(id); rememberWrap(id); } + if (r === true) { pendingWraps.delete(id); rememberWrap(id, p.wrap && p.wrap.created_at); } else if (r === 'later') break; // the signer went quiet — nothing learned, try the rest later - else if (complete && ++p.tries >= PENDING_TRIES) { pendingWraps.delete(id); rememberWrap(id); } + else if (complete && ++p.tries >= PENDING_TRIES) { pendingWraps.delete(id); rememberWrap(id, p.wrap && p.wrap.created_at); } if (performance.now() - chunkStart > 8) { await new Promise((r) => setTimeout(r)); chunkStart = performance.now(); @@ -3154,13 +3230,51 @@ export function messagesFeature(ctx) { } bumpMsgRev(); if (swept) save(s); - const dmSub = (relays) => { - const u = subscribeOn(relays, { kinds: [1059], '#p': pks, limit: 400 }, (wrap) => { - handleInboxWrap(wrap).catch(() => {}); - }, { onclose: noteSubClosed }); + const onWrap = (wrap) => { handleInboxWrap(wrap).catch(() => {}); }; + const plainDmSub = (relays) => { + const u = subscribeOn(relays, { kinds: [1059], '#p': pks, limit: 400 }, onWrap, { onclose: noteSubClosed }); allUnsubs.push(u); dmUnsubs.push(u); }; + // Relay by relay. One that speaks negentropy gets the live subscription + // with limit 0 — opened first, so nothing slips between — and a + // reconciliation of the wraps we hold against its newest four hundred, + // the ones we lack fetched by id. One that doesn't (nos.lol has it + // disabled; remembered for a day) is asked the old way, its newest + // wraps re-served and skipped by the prefix log. So is every relay + // while the one-time heal is running: that pass wants them re-served. + const dmSub = (relays) => { + for (const relay of relays) { + if (healSince || negentropyOff(relay)) { plainDmSub([relay]); continue; } + const u = subscribeOn([relay], { kinds: [1059], '#p': pks, limit: 0 }, onWrap, { onclose: noteSubClosed }); + allUnsubs.push(u); dmUnsubs.push(u); + reconcileWraps(relay).then((ok) => { + if (ok || !dmStarted || !dmUnsubs.includes(u)) return; + // it doesn't speak it after all: the plain subscription, with its backlog + try { u(); } catch {} + allUnsubs = allUnsubs.filter((x) => x !== u); dmUnsubs = dmUnsubs.filter((x) => x !== u); + plainDmSub([relay]); + }).catch(() => {}); + } + }; + async function reconcileWraps(relay) { + const r = await reconcileOn(relay, { kinds: [1059], '#p': pks, limit: 400 }, wrapItemsHeld()); + if (!r) return false; + dlog('dm: ' + relay + ' reconciled: ' + r.need.length + ' wraps to fetch, ' + r.have.length + ' held it lacks'); + for (let i = 0; i < Math.min(r.need.length, 600) && dmStarted; i += 100) { + const evs = await queryOn([relay], { ids: r.need.slice(i, i + 100) }, 6000); + for (const w of evs) onWrap(w); + } + return true; + } dmSub(DM_RELAYS); + // calls ringing in (ephemeral wraps: only what comes while we listen) + const callSub = (relays, authed) => { + const f = { kinds: [CALL_WRAP], '#p': pks, since: Math.floor(Date.now() / 1000) - 20 }; + const on = (w) => { onCallWrap(w).catch(() => {}); }; + const u = authed ? subscribeAuthed(relays, f, on, { onauth: relayAuth, onclose: noteSubClosed }) : subscribeOn(relays, f, on, { onclose: noteSubClosed }); + allUnsubs.push(u); dmUnsubs.push(u); + }; + callSub(DM_RELAYS, false); // Senders deliver to the relays our kind-10050 advertises — a list other // clients may have published with relays beyond our defaults. Read those // too, or a compliant sender's DM lands somewhere we never look (a reply @@ -3175,6 +3289,7 @@ export function messagesFeature(ctx) { // in Adam's list, while a cap of three read the first three) .slice(0, 8); ownInbox = extras; + if (extras.length && dmStarted) callSub(extras, true); // inbox relays are often NIP-42 gated: authenticate as the identity if (extras.length && dmStarted) { const u = subscribeAuthed(extras, { kinds: [1059], '#p': pks, limit: 400 }, (wrap) => { @@ -3294,6 +3409,10 @@ export function messagesFeature(ctx) { if (rumor.kind === 15) { row.k = 15; row.tg = (rumor.tags || []).filter((x) => x[0] !== 'p'); + } else if (rumor.kind === CALL_LOG) { + // a call: its who, how and how long are all in its tags + row.k = CALL_LOG; + row.tg = rumor.tags || []; } else { // a message's custom emoji ride along, or they'd be text after a reload const em = [...emojiTagMap(rumor.tags)]; @@ -3416,6 +3535,7 @@ export function messagesFeature(ctx) { function wnIntoThread(g, peer, m) { const th = threadOf(peer); const target = (m.tags.find((x) => x[0] === 'e') || [])[1]; + if (m.kind === 7 || m.kind === 9) noteEmoji(m); // a :code: with its picture (NIP-30 tag): learned, so the chip draws it if (m.kind === 9) { if (!th.has(m.id) || th.get(m.id).pending) th.set(m.id, { rumor: m, mine: isMe(m.pubkey), wn: g.id }); } else if (m.kind === 7 && target) { @@ -3587,6 +3707,7 @@ export function messagesFeature(ctx) { for (const m of sorted) if (m.kind === 9 || m.kind === 1210) byId.set(m.id, { rumor: m, mine: isMe(m.pubkey), wn: g.id }); for (const m of sorted) { const target = (m.tags.find((x) => x[0] === 'e') || [])[1]; + if (m.kind === 7 || m.kind === 9) noteEmoji(m); // (a group's :marmot: came as text: its tag was never read) if (m.kind === 7 && target) { (reacts.get(target) || reacts.set(target, new Map()).get(target)).set(m.pubkey, m.content); reactOf.set(m.id, { target, pk: m.pubkey }); @@ -3792,6 +3913,14 @@ export function messagesFeature(ctx) { node.onclick = (e) => { e.stopPropagation(); openProfile(pk); }; (node._evs || (node._evs = new Set())).add('onpointerdown').add('onclick'); } + // streaming now: a red ring, and the face opens the stream (the name + // beside it still opens the profile, which says they're on too) + let on = null; + try { on = liveHostNow(pk); } catch {} // (an avatar drawn while the feature is still being built) + if (on) { + node.classList.add('live-ring'); + if (clickable) node.onclick = (e) => { e.stopPropagation(); openLive(on); }; + } return hook('wrapAvatar', pk, node) || hatStamp(pk, node) || node; }; @@ -3938,7 +4067,7 @@ export function messagesFeature(ctx) { // The same for a post opened into its thread: Back lands on the row the // reader tapped, not the top of the feed. const pageReturn = []; // [{ key, y }] per profile/thread opened, newest last - const pageKey = () => ui.noteThread && !(ui.profilePk && ui.profOverThread) ? 'thread' + const pageKey = () => ui.liveStream ? 'live' : ui.noteThread && !(ui.profilePk && ui.profOverThread) ? 'thread' : ui.profilePk ? 'p:' + ui.profilePk : ''; function rememberPlace(key) { if (pageKey() === key) return; @@ -3969,6 +4098,7 @@ export function messagesFeature(ctx) { } function openProfile(pk) { rememberPlace('p:' + pk); + ui.liveStream = null; ui.profilePk = pk; // Opened from inside a thread (an author's avatar/name), the profile // stacks ON TOP of it — back returns to the conversation. The screen @@ -4004,6 +4134,48 @@ export function messagesFeature(ctx) { // replies must not crowd its likes and zaps out of it. const REPLY_KINDS = [1, 1111]; const replyIds = new Map(); // note id -> Map(reply id -> author pubkey) + // The replies themselves, as the count fetch brought them — a thread's + // first page, in hand before it is opened: every post on screen has its + // replies asked for (watchZaps), so opening it paints the conversation at + // once and the relays only add to it. Bounded: the targets most recently + // heard from, a few dozen replies each. + const replyEvents = new Map(); // note id -> Map(reply id -> event) + const REPLY_KEEP_TARGETS = 400, REPLY_KEEP_EACH = 60; + function keepReply(target, ev) { + let m = replyEvents.get(target); + if (m) replyEvents.delete(target); else m = new Map(); // re-set: most recent last + if (!m.has(ev.id)) { if (m.size >= REPLY_KEEP_EACH) return; m.set(ev.id, ev); } + replyEvents.set(target, m); + while (replyEvents.size > REPLY_KEEP_TARGETS) replyEvents.delete(replyEvents.keys().next().value); + } + // The replies in hand for a thread: those naming the root, and those + // naming only the reply they answer (one hop down), oldest first. + function repliesInHand(rootId) { + const out = new Map(); + const take = (id) => { for (const [rid, ev] of replyEvents.get(id) || []) if (rid !== rootId && !out.has(rid)) out.set(rid, ev); }; + take(rootId); + for (const rid of [...out.keys()]) take(rid); + return [...out.values()].sort((a, b) => a.created_at - b.created_at); + } + // …into a thread's cache entry: on opening it, and again when the count + // fetch answers for a thread fetched ahead before the answer came + function adoptRepliesInHand(c) { + const have = new Set(c.replies.map((e) => e.id)); + let added = []; + for (const e of repliesInHand(c.rootId)) if (!have.has(e.id) && e.id !== c.rootId) { have.add(e.id); c.replies.push(e); noteForSpam(e); added.push(e); } + if (added.length) { c.replies.sort((a, b) => a.created_at - b.created_at); warmThread(added); } + return added.length; + } + // A thread's rows painted in their final shape: the faces, pictures, + // previews and quotes of what is in hand are fetched ahead (noteReady, as + // the feed does per row), so an opened thread doesn't shift as they land. + const threadWarmed = new WeakSet(); + const THREAD_ROW_MS = 1500; // a reply arriving from a relay waits this long at most for its face + function warmThread(evs, deadline = Date.now() + READY_MS) { + const fresh = evs.filter((e) => e && !threadWarmed.has(e)); + for (const e of fresh) threadWarmed.add(e); + return Promise.all(fresh.map((e) => noteReady(e, deadline).catch(() => {}))); + } const reacts = new Map(); // note id -> Map([emoji, url] -> { emoji, url, who: Set<pubkey> }) // Resolve from this reaction's own tag: packs can reuse the same shortcode // for different pictures, and an unrelated event must not change its face. @@ -4373,6 +4545,7 @@ export function messagesFeature(ctx) { let m = replyIds.get(x[1]); if (!m) replyIds.set(x[1], m = new Map()); if (!m.has(ev.id)) { m.set(ev.id, ev.pubkey); changed = true; } + keepReply(x[1], ev); } if (changed) scheduleRepaint(); } @@ -4435,6 +4608,8 @@ export function messagesFeature(ctx) { noteCountsReady.add(id); if (c && (c.root?.id === id || c.replies.some((e) => e.id === id))) refreshThreadCount(id, false); } + // the open thread takes the replies this answer brought + if (c && slice.includes(c.rootId) && adoptRepliesInHand(c)) renderThreadStable(); if (c?.root) persistThread(c); saveZapTotals(); scheduleRepaint(); @@ -4700,6 +4875,41 @@ export function messagesFeature(ctx) { const profTab = (pk) => (ui.profTab && ui.profTab.pk === pk ? ui.profTab.tab : 'posts'); // what goes under Replies: a note answering another (NIP-10), or a NIP-22 comment const replyish = (e) => e.kind === 1111 || (e.kind === 1 && isReply(e)); + // A conversations feed (Amethyst's "Conversations" beside its "New + // Threads"): the replies these people write, each under the post it + // answers, instead of their posts. Asked for as notes and NIP-22 comments; + // reposts have no place in it. (REPLY_KINDS, above: a note or a comment.) + const feedKinds = (def) => (def && def.replies ? REPLY_KINDS : FEED_KINDS); + const feedKeeps = (def, e) => (def && def.replies ? replyish(e) : FEED_KINDS.includes(e.kind) && !isReply(e)); + // What a reply answers: the e tag marked 'reply' (NIP-10), else 'root' + // (a reply straight to the root), else — the deprecated positional form — + // the last e tag; a NIP-22 comment's lowercase e (its parent), else its E. + function parentRefOf(ev) { + if (!ev || !replyish(ev)) return null; + const es = (ev.tags || []).filter((x) => x[0] === 'e' && x[1]); + let tag; + if (ev.kind === 1111) tag = es[0] || (ev.tags || []).find((x) => x[0] === 'E' && x[1]); + else tag = es.find((x) => x[3] === 'reply') || es.find((x) => x[3] === 'root') || es[es.length - 1]; + if (!tag) return null; + const ref = { type: 'event', id: tag[1], relays: tag[2] ? [tag[2]] : [] }; + if (/^[0-9a-f]{64}$/i.test(tag[4] || '')) ref.author = tag[4].toLowerCase(); + return ref; + } + // A note already in hand — in a feed, a thread, someone's page — before + // asking any relay for it: the post a reply answers is usually right + // there in the Following feed. + function noteInHand(id) { + for (const c of feedStates.values()) for (const e of c.notes) { + if (e.id === id) return e; + if (e.kind === REPOST) { const inner = repostInner(e); if (inner && inner.id === id) return inner; } + } + for (const c of threadCache.values()) { + if (c.root && c.root.id === id) return c.root; + for (const e of c.replies || []) if (e.id === id) return e; + } + for (const c of notesCache.values()) for (const e of c.notes || []) if (e.id === id) return e; + return null; + } function notesFor(pk) { let c = notesCache.get(pk); if (c) { @@ -4760,26 +4970,24 @@ export function messagesFeature(ctx) { lastScrollAt = Date.now(); if (!ui.profilePk && (!(ui.chatOpen && ui.msgView === 'feed') || ui.noteThread)) return; windowScrolled(ui.profilePk ? notesCache.get(ui.profilePk) : feed); - // back at the top by yourself: the new posts are under your eyes, so - // the notice has done its job (only the pill repaints — the rows are - // keyed and stay put, so nothing moves under a finger) + // Starting to scroll up dismisses the notice: the reader is already + // heading toward the new posts. Keyed rows keep their positions. // Upward only: holding the page still as posts go in above scrolls it // DOWN, and that must not count as having gone up to look at them. const y = window.scrollY || 0, up = y < lastFeedY; lastFeedY = y; - // Scrolling recounts the pill: posts you've gone up past drop off it, - // and once none are left above you the notice is done. + if (!ui.profilePk && Date.now() - lastInputAt < 2500) noteScrollTrail(y); // the reader's own travel (not a held-still insert) + // Keep tracking which posts are ahead, even after hiding the pill. if (!ui.profilePk && feed && feed.ahead?.size && up && !pillFrame) pillFrame = requestAnimationFrame(() => { pillFrame = 0; if (!feed) return; markReached(feed); if (!feed.unseen) return; - const n = pillCount(feed); - if (!n) { feed.unseen = 0; render(); } - else if (n !== feed.pillN) render(); + feed.unseen = 0; + render(); }); if (!ui.profilePk && feed?.deferred?.length) admitFeed(feed.deferred, feed); - if (window.innerHeight + window.scrollY < (document.documentElement.scrollHeight || 0) - (ui.profilePk ? 600 : Math.max(2400, window.innerHeight * 3))) return; + if (window.innerHeight + window.scrollY < (document.documentElement.scrollHeight || 0) - (ui.profilePk ? 600 : feedLead())) return; if (ui.profilePk) loadOlderNotes(ui.profilePk).catch(() => {}); else loadOlderFeed().catch(() => {}); }, { passive: true }); @@ -5169,6 +5377,13 @@ export function messagesFeature(ctx) { // Two feeds everyone has: the people you follow, and everything the coinos // relay carries. Each remembers its own relay choice in the state. const EVERYTHING = 'all'; + // The Conversations view of a feed (the chip beside Notes / Images / + // Videos / Articles): the same people, their replies — a feed state of + // its own under the feed's id with this suffix, its definition derived + // from the feed's (replies: true, see feedKeeps). Nothing is stored + // under it but its notes cache. + const VIEW_SUFFIX = '~replies'; + const viewId = (id = curFeedId) => (mediaMode === 'replies' ? id + VIEW_SUFFIX : id); // Amethyst's feed model, for the people who asked: everyone you follow plus // everyone on your lists, and on top of that posts from anyone on a // hashtag you follow — your topic feeds' tags and your NIP-51 interests @@ -5225,6 +5440,10 @@ export function messagesFeature(ctx) { ...st().feeds.map(expandFeed)]; }; function feedDef(id = curFeedId) { + if (typeof id === 'string' && id.endsWith(VIEW_SUFFIX)) { + const base = feedDef(id.slice(0, -VIEW_SUFFIX.length)); + return base ? { ...base, id, replies: true, view: true } : null; + } if (id === FOLLOWING || id === EVERYTHING) return feedList().find((f) => f.id === id) || null; const own = st().feeds.find((f) => f.id === id); return own ? expandFeed(own) : adhocFeeds.get(id) || null; @@ -5599,7 +5818,7 @@ export function messagesFeature(ctx) { const own = p.pk === mePk() ? st().feeds.find((f) => f.d === p.d) : null; const id = own ? own.id : 'list:' + packKey(p); if (!own) adhocFeeds.set(id, { id, name: p.title || p.d, packs: [{ pk: p.pk, d: p.d, kind: p.kind === PACK_KIND ? undefined : p.kind, relays: [], title: p.title || '' }] }); - ui.userSearch = null; ui.profilePk = null; ui.noteThread = null; ui.feedEdit = null; ui.profOverThread = false; + ui.userSearch = null; ui.profilePk = null; ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.feedEdit = null; ui.profOverThread = false; ui.chatOpen = true; ui.msgView = 'feed'; switchFeed(id); } @@ -5646,7 +5865,7 @@ export function messagesFeature(ctx) { onClick: () => { ui.listPick = null; // the editor lives on the feed screen; the profile gives way to it - ui.profilePk = null; ui.profOverThread = false; ui.noteThread = null; ui.userSearch = null; + ui.profilePk = null; ui.profOverThread = false; ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.userSearch = null; ui.chatOpen = true; ui.msgView = 'feed'; openFeedEditor(null); ui.feedEdit.authors = [pk]; @@ -5837,15 +6056,16 @@ export function messagesFeature(ctx) { function feedNow() { if (!feedDef(curFeedId)) curFeedId = EVERYTHING; // a feed deleted on another device - let c = feedStates.get(curFeedId); + const id = viewId(); // the feed, or its Conversations view + let c = feedStates.get(id); if (!c) { let stored = []; - try { stored = feedDisk()?.read(curFeedId) || wallet.loadFeatureState(feedCacheKey(curFeedId), []) || []; } catch {} + try { stored = feedDisk()?.read(id) || wallet.loadFeatureState(feedCacheKey(id), []) || []; } catch {} if (!Array.isArray(stored)) stored = []; - if (!stored.length) stored = borrowedNotes(feedDef(curFeedId)); + if (!stored.length) stored = borrowedNotes(feedDef(id)); stored = stored.slice(0, FEED_STORE); - c = { id: curFeedId, status: 'loading', notes: stored, shown: FEED_PAGE, at: 0, booting: true, presentations: new Map() }; - feedStates.set(curFeedId, c); + c = { id, status: 'loading', notes: stored, shown: FEED_PAGE, at: 0, booting: true, presentations: new Map() }; + feedStates.set(id, c); while (feedStates.size > 4) { const oldest = feedStates.keys().next().value; feedStates.get(oldest).stopped = true; @@ -5854,14 +6074,14 @@ export function messagesFeature(ctx) { feed = c; // Only the opening page gates first paint. The next page warms on the // side, so an offscreen image cannot delay the whole feed. - c.boot = notesReady(stored.slice(0, FEED_PAGE)).finally(() => { + c.boot = notesReady(stored.slice(0, FEED_PAGE), { parent: feedReplies(c) }).finally(() => { c.booting = false; c.prepared = null; if (!c.stopped && ui.chatOpen && ui.msgView === 'feed' && c === feed) scheduleRepaint(); }); c.boot.then(() => { if (c.stopped) return; - notesReady(stored.slice(FEED_PAGE, FEED_PAGE * 2)); + notesReady(stored.slice(FEED_PAGE, FEED_PAGE * 2), { parent: feedReplies(c) }); }); prefetchFeed(c); } @@ -5905,8 +6125,8 @@ export function messagesFeature(ctx) { const authors = new Set(feedAuthors(def)), topics = new Set(feedTopics(def)), orT = new Set(orTopicsOf(def)); if (!authors.size && !topics.size) return []; const tagged = (e, set) => (e.tags || []).some((x) => x[0] === 't' && set.has(normTopic(x[1]))); - const fits = (e) => ((!authors.size || authors.has(e.pubkey)) - && (!topics.size || tagged(e, topics))) || (orT.size && tagged(e, orT)); + const fits = (e) => feedKeeps(def, e) && (((!authors.size || authors.has(e.pubkey)) + && (!topics.size || tagged(e, topics))) || (orT.size && tagged(e, orT))); const seen = new Set(), out = []; for (const o of feedStates.values()) { for (const e of o.notes) if (!seen.has(e.id) && fits(e) && !hidden(e)) { seen.add(e.id); out.push(e); } @@ -5928,10 +6148,10 @@ export function messagesFeature(ctx) { if (!authors.length && !topics.length) continue; try { const events = (await Promise.all((authors.length ? authorChunks(authors) : [null]).map((chunk) => - queryOn(feedRelaysOr(def, NOTE_RELAYS), { kinds: FEED_KINDS, limit: FEED_SEED_POSTS * 2, + queryOn(feedRelaysOr(def, NOTE_RELAYS), { kinds: feedKinds(def), limit: FEED_SEED_POSTS * 2, ...(chunk ? { authors: chunk } : {}), ...(topics.length ? { '#t': topics } : {}) }, 3000)))).flat(); if (feedStates.has(def.id)) continue; // opened while we were asking - disk.seed(def.id, events.filter((e) => FEED_KINDS.includes(e.kind) && !isReply(e) && !hidden(e))); + disk.seed(def.id, events.filter((e) => feedKeeps(def, e) && !hidden(e))); } catch {} } } @@ -5964,7 +6184,7 @@ export function messagesFeature(ctx) { // Every kind of feed has a URL, and a visitor with no wallet can read it. const isVisitor = () => !wallet.mnemonic && !wallet.xpub && !wallet.xprv; const showFeed = (id) => { - ui.userSearch = null; ui.profilePk = null; ui.profOverThread = false; ui.noteThread = null; ui.feedEdit = null; + ui.userSearch = null; ui.profilePk = null; ui.profOverThread = false; ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.feedEdit = null; ui.chatOpen = true; ui.msgView = 'feed'; if (ui.screen === 'wallet') ui.pubProf = null; // the wallet's chrome owns it switchFeed(id); @@ -6040,7 +6260,7 @@ export function messagesFeature(ctx) { if (!def) return null; const r = feedRelays(def) ? '?r=' + encodeURIComponent(feedRelays(def).join(',')) : ''; if (def.all) return (def.curated ? '/feed' : '/feed/all') + r; - if (def.builtin) return share && mePk() ? '/feed/' + npubOf(mePk()) + r : null; + if (def.builtin) return share && mePk() && !def.replies ? '/feed/' + npubOf(mePk()) + r : null; if (def.of) return '/feed/' + npubOf(def.of) + r; const authors = def.authors || [], topics = feedTopics(def), packs = def.packs || []; if (!authors.length && !packs.length && topics.length === 1) return '/feed/t/' + encodeURIComponent(topics[0]) + r; @@ -6063,7 +6283,9 @@ export function messagesFeature(ctx) { // beside it). Changing it rebuilds the feed from those relays. // Forget a feed's state so it is rebuilt; a fetch still in flight for the // old one lands nowhere (it would otherwise fill the orphan, not the new). - const dropFeedState = (id) => { const c = feedStates.get(id); if (c) c.stopped = true; feedStates.delete(id); }; + const dropFeedState = (id) => { + for (const k of [id, id + VIEW_SUFFIX]) { const c = feedStates.get(k); if (c) c.stopped = true; feedStates.delete(k); } + }; // Popular's defaults before 2026-10-04: a list saved that matches them // exactly was the defaults, kept by an edit, and follows the new ones. function oldPopularDefault(list) { @@ -6163,7 +6385,7 @@ export function messagesFeature(ctx) { const saved = relays.length ? null : st().feeds.find((f) => !f.follows && !(f.authors || []).length && feedTopics(f).length === 1 && feedTopics(f)[0] === tag); const id = saved ? saved.id : 'topic:' + tag + (relays.length ? '@' + relays.join(',') : ''); if (!saved && !adhocFeeds.has(id)) adhocFeeds.set(id, { id, name: '#' + tag, topics: [tag], relays }); - ui.userSearch = null; ui.profilePk = null; ui.noteThread = null; ui.feedEdit = null; + ui.userSearch = null; ui.profilePk = null; ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.feedEdit = null; ui.chatOpen = true; ui.msgView = 'feed'; switchFeed(id); } @@ -6297,21 +6519,23 @@ export function messagesFeature(ctx) { // publish it); otherwise the metadata alone is fetched — a few KB for a // moov-first file — with a short cap, since it gates the row. Remembered // on disk so a clip seen once is never probed again. - const VIDEO_RE = /\.(mp4|webm|mov|m4v)(\?[^\s]*)?$/i; + const VIDEO_RE = /\.(mp4|webm|mov|m4v|m3u8)(\?[^\s]*)?$/i; // (an .m3u8 is an HLS stream: a long clip, posted the way jb55 does) // files known to be clips without saying so in their name (divine.video's // have no extension): an imeta tag's video/* type, or a video event's file const videoUrls = new Set(); const isVideoUrl = (url) => VIDEO_RE.test(url) || videoUrls.has(url); const imetaFields = (tag) => { const f = {}; for (const p of tag.slice(1)) { const i = typeof p === 'string' ? p.indexOf(' ') : -1; if (i > 0) f[p.slice(0, i)] = p.slice(i + 1); } return f; }; - // A video event's file: of the versions its imeta tags offer, the one - // nearest 1080 on its short side (a phone's screen; not the 4K original), - // never an HLS playlist; else its url tag. + // A video event's file: its HLS stream where the browser plays one (the + // player picks the rendition); else of the versions its imeta tags + // offer, the one nearest 1080 on its short side (a phone's screen; not the + // 4K original); else its url tag. function videoEventFile(ev) { - let best = null; + let best = null, stream = null; for (const tag of ev.tags || []) { if (tag[0] !== 'imeta') continue; const f = imetaFields(tag); - if (!/^https?:\/\//.test(f.url || '') || /mpegurl/i.test(f.m || '') || /\.m3u8(\?|$)/i.test(f.url)) continue; + if (/^https?:\/\//.test(f.url || '') && (/mpegurl/i.test(f.m || '') || /\.m3u8(\?|$)/i.test(f.url))) { stream = stream || { url: f.url, image: f.image }; continue; } + if (!/^https?:\/\//.test(f.url || '')) continue; if (f.m && !/^video\//.test(f.m)) continue; const dm = /^(\d+)(?:\.0+)?x(\d+)/.exec(f.dim || ''); const edge = dm ? Math.min(+dm[1], +dm[2]) : 0; @@ -6319,6 +6543,7 @@ export function messagesFeature(ctx) { if (!best || score > best.score) best = { url: f.url, image: f.image, score }; } if (!best) { const u = (ev.tags.find((x) => x[0] === 'url') || [])[1]; if (/^https?:\/\//.test(u || '')) best = { url: u }; } + if (stream && canHls()) best = { ...stream, image: stream.image || (best && best.image) }; if (best) videoUrls.add(best.url); return best; } @@ -6436,7 +6661,15 @@ export function messagesFeature(ctx) { // an iPhone's HEVC (hvc1/hev1 in the sample description) let hevc = false; for (let j = 0; j + 4 <= b.length && !hevc; j++) if (b[j] === 0x68 && (type(j) === 'hvc1' || type(j) === 'hev1')) hevc = true; - return { faststart, ...(moovEnd ? { moovEnd } : {}), ...(w ? { w, h } : {}), ...(hevc ? { hevc } : {}) }; + // its length, from the movie header (a long clip plays as HLS: playSrc) + let dur = 0; + for (let j = 4; j + 32 <= b.length && !dur; j++) { + if (b[j] !== 0x6d || type(j) !== 'mvhd') continue; // 'm' + const v1 = b[j + 4] === 1, scale = u32(j + (v1 ? 24 : 16)); + const units = v1 ? u32(j + 28) * 2 ** 32 + u32(j + 32) : u32(j + 20); + if (scale && units && units !== 0xffffffff) dur = units / scale; + } + return { faststart, ...(moovEnd ? { moovEnd } : {}), ...(w ? { w, h } : {}), ...(hevc ? { hevc } : {}), ...(dur ? { dur } : {}) }; } const videoProbes = new Map(); let videoProbing = 0; @@ -6464,6 +6697,7 @@ export function messagesFeature(ctx) { } } async function runVideoProbe(url) { + if (isHls(url)) return probeStream(url); const ctrl = new AbortController(); const timer = setTimeout(() => ctrl.abort(), 10_000); try { @@ -6490,7 +6724,7 @@ export function messagesFeature(ctx) { let o = 0; for (const p of parts) { if (o >= buf.length) break; buf.set(p.subarray(0, buf.length - o), o); o += p.length; } const head = readMp4Head(buf); - const d = { probed: true, ranges, faststart: head.faststart === true, failedAt: undefined, ...(head.moovEnd ? { moovEnd: head.moovEnd } : {}), ...(head.hevc ? { hevc: true } : {}) }; + const d = { probed: true, ranges, faststart: head.faststart === true, failedAt: undefined, ...(head.moovEnd ? { moovEnd: head.moovEnd } : {}), ...(head.hevc ? { hevc: true } : {}), ...(head.dur && !(videoInfo.get(url) || {}).dur ? { dur: head.dur } : {}) }; if (total > 0) d.size = total; else { // a server that hides Content-Range from scripts (Primal's) still @@ -6509,6 +6743,25 @@ export function messagesFeature(ctx) { } finally { clearTimeout(timer); } return videoInfo.get(url); } + // A stream is measured by a player: its playlist says nothing of the + // picture's size. Where HLS doesn't play, it can't be measured either. + async function probeStream(url) { + if (!canHls()) { noteVideoInfo(url, { failedAt: Date.now() }); return videoInfo.get(url); } + const v = document.createElement('video'); + v.muted = true; v.preload = 'metadata'; + const ok = await new Promise((resolve) => { + const timer = setTimeout(() => resolve(false), 15_000); + v.onloadedmetadata = () => { clearTimeout(timer); resolve(!!v.videoWidth); }; + v.onerror = () => { clearTimeout(timer); resolve(false); }; + v.src = url; + }); + if (ok) { + noteVideoInfo(url, { probed: true, stream: true, failedAt: undefined, ...(Number.isFinite(v.duration) ? { dur: v.duration } : {}) }); + rememberVideo(url, v.videoWidth, v.videoHeight); + } else noteVideoInfo(url, { failedAt: Date.now() }); + v.removeAttribute('src'); v.load(); + return videoInfo.get(url); + } // How much a clip may cost before it waits for a tap: less on a slow or // metered connection. const largeVideosOk = () => { try { return localStorage.getItem(VIDEO_LARGE_KEY) === '1'; } catch { return false; } }; @@ -6523,16 +6776,28 @@ export function messagesFeature(ctx) { // Data Saver on, or a slow link: the connection to be careful with const frugalData = () => { try { const c = navigator.connection; return !!(c && (c.saveData || /(^|-)2g$|^3g$/.test(c.effectiveType || ''))); } catch { return false; } }; const tappedClips = new Set(); // asked for by hand this session: plays, whatever it costs - function videoHeavy(url) { - if (tappedClips.has(url) || largeVideosOk()) return false; + // A clip too big to play as it is: over the budget, past 1080p, its index + // at the end of a big file — or (known) unmeasurable. Such a clip plays as + // an HLS stream where it can (playSrc); else it waits for a tap. + function bigClip(url, known = false) { const d = videoInfo.get(url) || {}; if (d.w && d.h && Math.min(d.w, d.h) > 1080) return true; - if (!d.size) return true; // nothing known: don't spend data blind + if (!d.size) return !known || d.probed || probeFailedLately(d); // nothing known: don't spend data blind if (d.size > videoBudget()) return true; // the whole file before the first frame: only worth it for a small one if (d.probed && !d.faststart && !d.ranges && d.size > 8e6) return true; return false; } + function videoHeavy(url) { + if (tappedClips.has(url) || largeVideosOk()) return false; + const d = videoInfo.get(url) || {}; + if (d.stream) return false; // a stream takes the rendition the connection carries + // one that streams costs what the connection carries: it plays like any + // other (Adam, 2026-10-18) — but not over Data Saver or a slow link, + // where even a stream is the reader's call + if (streamsHere(url) && !frugalData()) return false; + return bigClip(url); + } const fmtBytes = (n) => n >= 1e9 ? (n / 1e9).toFixed(1) + ' GB' : n >= 1e6 ? Math.round(n / 1e6) + ' MB' : Math.max(1, Math.round(n / 1e3)) + ' KB'; function heavyLabel(url) { const d = videoInfo.get(url) || {}; @@ -6677,12 +6942,21 @@ export function messagesFeature(ctx) { await warmMedia(avatarUrl(p, pk)); if (p?.picture) makeThumb(pk, p); } - async function noteReady(ev, deadline = Date.now() + READY_MS, depth = 0) { + // parent: the post a reply answers is part of the row (a conversations + // feed), so it arrives with the row; elsewhere a reply's parent is fetched + // only where it is shown (a profile's Replies tab fills its cards in). + async function noteReady(ev, deadline = Date.now() + READY_MS, depth = 0, { parent: withParent = false } = {}) { if (ev && ev.kind === REPOST) { const inner = repostInner(ev); if (!inner) return; ev = inner; } const tasks = [warmAvatar(ev.pubkey, deadline), ...noteMediaUrls(ev.content).map((u) => warmMedia(u, { thumb: true })), ...(learnVideoMeta(ev), noteVideoUrls(ev.content).map((u) => warmVideo(u, imetaDim(ev, u)))), ...notePreviewUrls(ev.content).map(warmPreview), ...[...emojiTagMap(ev.tags).values()].map(warmMedia)]; + // a reply's parent, shown above it where replies are shown with context + const parent = withParent && !depth ? parentRefOf(ev) : null; + if (parent) { + const quote = quotedNote(parent); + tasks.push(Promise.resolve(quote.promise).then(() => quote.ev && noteReady(quote.ev, deadline, depth + 1))); + } for (const part of String(ev.content || '').split(NOTE_SPLIT)) { if (/^(nostr:|@?)(npub|nprofile)1/i.test(part)) { const ref = parseNostrRef(part.replace(/^(nostr:|@)/i, '')); @@ -6700,7 +6974,7 @@ export function messagesFeature(ctx) { await Promise.race([Promise.all(tasks), new Promise((r) => { timer = setTimeout(r, Math.max(0, deadline - Date.now())); })]); } catch {} finally { clearTimeout(timer); } } - const notesReady = (evs) => { const deadline = Date.now() + READY_MS; return Promise.all(evs.map((e) => noteReady(e, deadline))); }; + const notesReady = (evs, opts) => { const deadline = Date.now() + READY_MS; return Promise.all(evs.map((e) => noteReady(e, deadline, 0, opts))); }; const keyed = (node, key) => { node.setAttribute('data-key', key); return node; }; // Keep only the resources this row actually uses. Copying the entire // session media cache into every row grows quadratically as you scroll. @@ -6709,6 +6983,9 @@ export function messagesFeature(ctx) { if (!feedPaint.media.has(url)) feedPaint.media.set(url, mediaReady.get(url) || null); return feedPaint.media.get(url); } + // a conversations feed: each reply under the post it answers (remembered + // on the feed's state; a changed definition rebuilds the state) + const feedReplies = (c) => (c.replies ??= !!(feedDef(c.id) || {}).replies); function feedRow(c, ev) { let presentation = c.presentations.get(ev.id); if (!presentation) { @@ -6718,7 +6995,7 @@ export function messagesFeature(ctx) { const prev = feedPaint; feedPaint = presentation; try { - const row = keyed(noteRow(ev.pubkey, ev, displayName(ev.pubkey)), ev.id); + const row = keyed(noteRow(ev.pubkey, ev, displayName(ev.pubkey), { context: feedReplies(c) }), ev.id); if (c.fresh && c.fresh.has(ev.id)) { row.classList.add('note-fresh'); watchFresh(c); } return row; } @@ -6845,10 +7122,10 @@ export function messagesFeature(ctx) { const addrNew = (e) => { const n = noteOf(e); const a = n && addrOf(n); return !a || (!notesIn.has(a) && !staged.has(a) && !!staged.add(a)); }; const fresh = (e) => { const n = noteOf(e); return !!n && !notesIn.has(n.id) && !staged.has(n.id); }; const unstage = (e) => { staged.delete(e.id); const n = noteOf(e); if (n) { staged.delete(n.id); const a = addrOf(n); if (a) staged.delete(a); } }; - let add = (evs || []).filter((e) => (e.kind === REPOST ? !!repostInner(e) && !hidden(repostInner(e)) && !reboosted(e) : FEED_KINDS.includes(e.kind) && !isReply(e)) && !hidden(e) + const def = feedDef(c.id); + let add = (evs || []).filter((e) => (e.kind === REPOST ? !(def && def.replies) && !!repostInner(e) && !hidden(repostInner(e)) && !reboosted(e) : feedKeeps(def, e)) && !hidden(e) && fresh(e) && !known.has(e.id) && !staged.has(e.id) && addrNew(e) && known.add(e.id) && staged.add(e.id) && staged.add(noteOf(e).id)); if (!add.length) return false; - const def = feedDef(c.id); if (def && def.curated) { const kept = curateFeed(add); for (const e of add) if (!kept.includes(e)) unstage(e); @@ -6863,7 +7140,7 @@ export function messagesFeature(ctx) { c.booting = true; for (const e of add) unstage(e); admitFeed(add, c); - c.boot = notesReady(c.notes.slice(0, FEED_PAGE)).finally(() => { + c.boot = notesReady(c.notes.slice(0, FEED_PAGE), { parent: feedReplies(c) }).finally(() => { c.booting = false; c.prepared = null; if (!c.stopped && c === feed) scheduleRepaint(); @@ -6874,7 +7151,7 @@ export function messagesFeature(ctx) { // Each row waits only for its own presentation. A slow photo or quote // cannot hold ready text posts (or their new-post notice) behind it. const ready = await Promise.all(add.map(async (e) => { - await noteReady(e); + await noteReady(e, undefined, 0, { parent: feedReplies(c) }); unstage(e); if (c.stopped) return false; // Cached rows can still be warming. This new row is already prepared @@ -6937,7 +7214,7 @@ export function messagesFeature(ctx) { } const result = mergeFeedWindow(c.notes, c.shown, add, { rows: rows.map((r) => ({ id: r.getAttribute('data-key'), top: r.getBoundingClientRect().top, bottom: r.getBoundingClientRect().bottom })), - height: typeof window === 'undefined' ? 0 : window.innerHeight, keep: FEED_KEEP, page: FEED_PAGE, + height: typeof window === 'undefined' ? 0 : window.innerHeight, keep: FEED_KEEP, page: FEED_PAGE * (1 + APPETITE_MAX), // room for the pass fetched ahead holdHead: headBusy(), }); c.deferred = result.deferred; @@ -6958,7 +7235,7 @@ export function messagesFeature(ctx) { // The pill's tap: the posts are already in, so this just goes up to them — // to the OLDEST of them, the one right above where you were reading, so - // you read on upward through the rest. Reaching the top by yourself clears + // you read on upward through the rest. Starting to scroll up by yourself clears // the pill too (see the scroll listener). // Drag the new-posts pill any way but up and let go past a short // distance: it flies off that way and onDismiss runs. A short drag springs @@ -7124,23 +7401,25 @@ export function messagesFeature(ctx) { }, maxWait); return got; } - async function feedPass(extra = {}, merge = {}, c = feedNow(), kinds = FEED_KINDS, limit = FEED_LIMIT) { + // (relays: asked in place of the feed's own — the archives, for history + // the feed's relays have let go) + async function feedPass(extra = {}, merge = {}, c = feedNow(), kinds = FEED_KINDS, limit = FEED_LIMIT, relays = null) { const def = feedDef(c.id); if (!def) return false; + if (kinds === FEED_KINDS) kinds = feedKinds(def); // a conversations feed asks for replies const authors = feedAuthors(def), topics = feedTopics(def); const tag = topics.length ? { '#t': topics } : {}; let got = false; if (def.curated) return popularPass(extra, merge, c, def); const orT = orTopicsOf(def); const orPass = orT.length - ? queryFeed(feedRelaysOr(def, TOPIC_RELAYS), { kinds, '#t': orT, limit, ...extra }, merge, c).then((x) => { if (x) got = true; }) + ? queryFeed(relays || feedRelaysOr(def, TOPIC_RELAYS), { kinds, '#t': orT, limit, ...extra }, merge, c).then((x) => { if (x) got = true; }) : null; if (!authors.length) { // topics alone: nobody's outbox to read, so the wide relays, one ask; // the firehose asks its relays for everything if (!topics.length && !def.all) return false; - const relays = feedRelaysOr(def, def.all ? FIREHOSE_RELAYS : TOPIC_RELAYS); - return queryFeed(relays, { kinds, ...tag, limit, ...extra }, merge, c); + return queryFeed(relays || feedRelaysOr(def, def.all ? FIREHOSE_RELAYS : TOPIC_RELAYS), { kinds, ...tag, limit, ...extra }, merge, c); } const readPlan = async (plan) => { await Promise.all(plan.flatMap(({ relays, authors: a }) => { @@ -7153,7 +7432,7 @@ export function messagesFeature(ctx) { }); })); }; - if (feedRelays(def)) await readPlan([{ relays: feedRelays(def), authors }]); + if (relays || feedRelays(def)) await readPlan([{ relays: relays || feedRelays(def), authors }]); else { const initial = outboxPlan(authors); const reading = readPlan(initial); @@ -7354,22 +7633,23 @@ export function messagesFeature(ctx) { // the same relays the pass above reads, one subscription each. function watchFeed() { stopFeedWatch(); - const def = feedDef(); - if (!feedHasQuery(def) || !ui.chatOpen || ui.msgView !== 'feed') return; const c = feedNow(); + const def = feedDef(c.id); // the Conversations view has its own + if (!feedHasQuery(def) || !ui.chatOpen || ui.msgView !== 'feed') return; const newerThan = c.notes.length ? c.notes[0].created_at : Infinity; const since = Math.floor(Date.now() / 1000) - 60; const topics = feedTopics(def), tag = topics.length ? { '#t': topics } : {}; + const kinds = feedKinds(def); const on = (ev) => { mergeFeed([ev], { live: true, newerThan }, c).then((ok) => { if (ok) scheduleRepaint(); }).catch(() => {}); }; const authors = feedAuthors(def); if (def.curated) { const iv = setInterval(() => { if (c === feed && ui.chatOpen && ui.msgView === 'feed') refreshFeed({ force: true, live: true }, c).catch(() => {}); }, 120_000); feedUnsubs.push(() => clearInterval(iv)); return; } - if (!authors.length) { feedUnsubs.push(subscribeOn(feedRelaysOr(def, def.all ? FIREHOSE_RELAYS : TOPIC_RELAYS), { kinds: FEED_KINDS, ...tag, since }, on)); return; } + if (!authors.length) { feedUnsubs.push(subscribeOn(feedRelaysOr(def, def.all ? FIREHOSE_RELAYS : TOPIC_RELAYS), { kinds, ...tag, since }, on)); return; } const orT = orTopicsOf(def); - if (orT.length) feedUnsubs.push(subscribeOn(feedRelaysOr(def, TOPIC_RELAYS), { kinds: FEED_KINDS, '#t': orT, since }, on)); + if (orT.length) feedUnsubs.push(subscribeOn(feedRelaysOr(def, TOPIC_RELAYS), { kinds, '#t': orT, since }, on)); const plan = feedRelays(def) ? [{ relays: feedRelays(def), authors }] : outboxPlan(authors); for (const { relays, authors: a } of plan) for (let i = 0; i < a.length; i += REQ_AUTHORS) - feedUnsubs.push(subscribeOn(relays, { kinds: topics.length ? FEED_KINDS : [...FEED_KINDS, REPOST], authors: a.slice(i, i + REQ_AUTHORS), ...tag, since }, on)); + feedUnsubs.push(subscribeOn(relays, { kinds: topics.length || def.replies ? kinds : [...kinds, REPOST], authors: a.slice(i, i + REQ_AUTHORS), ...tag, since }, on)); } function stopFeedWatch() { for (const u of feedUnsubs) { try { u(); } catch {} } @@ -7383,43 +7663,98 @@ export function messagesFeature(ctx) { feedAheadTimer = setTimeout(() => { feedAheadTimer = null; if (c !== feed || !ui.chatOpen || ui.msgView !== 'feed' || ui.profilePk || ui.noteThread) return; - if (mediaMode !== 'all') { + if (!listView()) { // a grid holds only the posts with media: keep fetching while its // foot is near (within reason — a firehose has no end) const g = document.querySelector(mediaMode === 'articles' ? '.article-list' : '.media-grid'); if (!g || g.getBoundingClientRect().bottom < window.innerHeight * 3) (mediaMode === 'articles' ? crawlArticles : crawlMedia)(c).catch(() => {}); return; } + fetchOlderAhead(c); // the relays, meanwhile, if what we hold beyond the rows is thin if (c.win && c.win.bottom) return; // rows below are held back by the window, not by paging const rows = document.querySelectorAll('.notes-feed > .row[data-key]'); const last = rows[rows.length - 1]; - if (last && last.getBoundingClientRect().bottom < window.innerHeight * 4) loadOlderFeed().catch(() => {}); + if (last && last.getBoundingClientRect().bottom < feedLead()) loadOlderFeed().catch(() => {}); }, 100); } + // ---- the reader's appetite ------------------------------------------- + // How hungrily the feed is being scrolled: the screens travelled, by the + // reader's own hand, over the last ten seconds. A page of posts is read + // at a screen or two in that time; five screens in it is someone flying + // through, and the feed answers by paging more posts at a time and + // asking for them from further up — up to four pages and four times the + // lead at once. (Adam, 2026-10-16: "could we load posts faster if it + // seems like the user is scrolling a lot? … try always loading more + // posts and loading them sooner when we're further away from the + // bottom".) The trail counts only scrolls within a moment of an input, + // so a page held still under an insert above doesn't look like travel. + const APPETITE_MAX = 4, APPETITE_MS = 10_000, APPETITE_SCREENS = 5; + const scrollTrail = []; // [at, scrollY] + function noteScrollTrail(y) { + const now = Date.now(); + scrollTrail.push([now, y]); + while (scrollTrail.length && now - scrollTrail[0][0] > APPETITE_MS) scrollTrail.shift(); + } + function appetite() { + const now = Date.now(); + while (scrollTrail.length && now - scrollTrail[0][0] > APPETITE_MS) scrollTrail.shift(); + if (scrollTrail.length < 2) return 1; + const H = (typeof window !== 'undefined' && window.innerHeight) || 800; + const down = scrollTrail[scrollTrail.length - 1][1] - scrollTrail[0][1]; + return Math.max(1, Math.min(APPETITE_MAX, 1 + Math.floor(down / (APPETITE_SCREENS * H)))); + } + // how far above the foot of the feed the next page is asked for + const feedLead = () => Math.max(3000, ((typeof window !== 'undefined' && window.innerHeight) || 800) * 4) * appetite(); + // The relays run AHEAD of the rows. The older page used to be asked for + // only once every post in hand was on screen, and shown only once the + // whole pass had answered — so the reader who reached the end of what we + // held waited a relay round trip, up to the five seconds the slowest + // relay in the pass is given. Now a pass for older posts starts as soon + // as what we hold beyond the shown rows thins to a page or two (more + // with the appetite), its rows warming at the door while the reader is + // still on the posts before them; the showing step takes from hand. + function fetchOlderAhead(c) { + if (c.fetching) return c.fetching; + if (c.end || c.booting || c.stopped || c.status !== 'ready') return null; + if (c.notes.length - c.shown >= FEED_PAGE * (1 + appetite())) return null; + const oldest = c.notes.at(-1); + if (!oldest || !feedHasQuery(feedDef(c.id))) { c.end = true; return null; } + c.fetching = (async () => { + let until = oldest.created_at - 1; + const limit = Math.min(100, FEED_LIMIT * appetite()); // a hungrier reader is fetched more per round trip + for (let tries = 0; tries < 3; tries++) { + c.sawAny = 0; + if (await feedPass({ until }, {}, c, FEED_KINDS, limit)) return true; + // nothing older at all (or no step back): that really is the end + if (!c.sawAny || !(c.seenBack <= until)) { c.end = true; return false; } + until = c.seenBack - 1; + } + return false; + })().catch(() => false).finally(() => { + c.fetching = null; + if (c === feed && !c.stopped) { scheduleRepaint(); prepareFeedAhead(c); } + }); + return c.fetching; + } async function loadOlderFeed() { const c = feedNow(); if (c.booting || c.loadingMore || (c.shown >= c.notes.length && (c.end || c.status !== 'ready'))) return; c.loadingMore = true; if (c === feed) render(); // the footer says so while it happens try { - if (c.shown < c.notes.length) { - const end = Math.min(c.shown + FEED_PAGE, c.notes.length); - const boundary = c.notes[end - 1].id; - await notesReady(c.notes.slice(c.shown, Math.min(end + FEED_PAGE, c.notes.length))); - c.shown = Math.max(c.shown, c.notes.findIndex((e) => e.id === boundary) + 1); - return; - } - if (c.status !== 'ready' || c.end) return; - const oldest = c.notes.at(-1); - if (!oldest || !feedHasQuery(feedDef(c.id))) { c.end = true; return; } - let until = oldest.created_at - 1; - for (let tries = 0; tries < 3; tries++) { - c.sawAny = 0; - if (await feedPass({ until }, {}, c)) { c.shown = Math.min(c.shown + FEED_PAGE, c.notes.length); return; } - // nothing older at all (or no step back): that really is the end - if (!c.sawAny || !(c.seenBack <= until)) { c.end = true; return; } - until = c.seenBack - 1; + fetchOlderAhead(c); + if (c.shown >= c.notes.length) { + // nothing in hand: the pass underway (started just now, if need be) brings the next page + if (!c.fetching) return; + await c.fetching; + if (c.shown >= c.notes.length) return; } + const page = FEED_PAGE * appetite(); + const end = Math.min(c.shown + page, c.notes.length); + const boundary = c.notes[end - 1].id; + await notesReady(c.notes.slice(c.shown, Math.min(end + page, c.notes.length)), { parent: feedReplies(c) }); + c.shown = Math.max(c.shown, c.notes.findIndex((e) => e.id === boundary) + 1); + fetchOlderAhead(c); // and the relays, if that thinned what we hold } finally { c.loadingMore = false; if (c === feed) render(); @@ -7543,6 +7878,9 @@ export function messagesFeature(ctx) { const vmediaOk = (url) => /^https:\/\//i.test(url || ''); // v=4: stills past a dark opening frame (a new URL, so the CDN's old black ones aren't served) const serverThumb = (url) => (vmediaOk(url) ? VMEDIA + 'thumb.jpg?v=4&u=' + encodeURIComponent(url) : undefined); + // the clip's very first frame at full size (the pager's slides ahead hold it) + const serverFirst = (url) => (vmediaOk(url) ? VMEDIA + 'first.jpg?u=' + encodeURIComponent(url) : undefined); + const serverFirstFailed = new Set(); // clips the server had no first frame for (this session) const h264Of = (url) => VMEDIA + 'h264.mp4?u=' + encodeURIComponent(url); const noPicture = new Set(), h264Failed = new Set(); const serverThumbFailed = new Set(); // clips vmedia had no picture for (this session) @@ -7591,10 +7929,32 @@ export function messagesFeature(ctx) { const canHevc = () => hevcPlays ??= (() => { try { return !!document.createElement('video').canPlayType('video/mp4; codecs="hvc1.1.6.L93.B0"'); } catch { return true; } })(); - // what a player for this clip loads: the copy, once the original is known - // not to show here - const playSrc = (url) => vmediaOk(url) && !h264Failed.has(url) - && (noPicture.has(url) || ((videoInfo.get(url) || {}).hevc && !canHevc())) ? h264Of(url) : url; + // A long clip (or a big one whose length isn't known) plays as HLS from + // vmedia: a 360p and a 720p rendition, the player taking the one the + // connection carries, in 4-second pieces made as they're watched — not a + // whole file streamed at its own bitrate (Adam, 2026-10-18; jb55: "you + // should use hls (m3u8 ext) for long videos"). Where the browser plays HLS + // itself (Chrome since 2025, Safari, Android); elsewhere (Firefox) the + // original as before. + const HLS_MIN_S = 90, HLS_MIN_BYTES = 60e6; + const hlsOf = (url) => VMEDIA + 'hls.m3u8?u=' + encodeURIComponent(url); + const isHls = (src) => (src || '').startsWith(VMEDIA + 'hls') || /\.m3u8(\?|#|$)/i.test(src || ''); + const hlsFailed = new Set(); + let hlsPlays; + const canHls = () => hlsPlays ??= (() => { + try { return !!document.createElement('video').canPlayType('application/vnd.apple.mpegurl'); } catch { return false; } + })(); + const longClip = (url) => { const d = videoInfo.get(url) || {}; return d.dur ? d.dur >= HLS_MIN_S : (d.size || 0) >= HLS_MIN_BYTES; }; + // Long, or too big to play as it is (a 4K clip, a 140 MB one: these + // waited for a tap with their cost on them) — streamed at a rendition the + // connection carries instead. A small short clip plays as it is: one + // request, its own quality, no work for the server. + const streamsHere = (url) => vmediaOk(url) && !isHls(url) && canHls() && !hlsFailed.has(url) && (longClip(url) || bigClip(url, true)); + // what a player for this clip loads: the stream for a long or big one; + // the copy, once the original is known not to show here + const playSrc = (url) => !vmediaOk(url) || isHls(url) ? url + : streamsHere(url) ? hlsOf(url) + : !h264Failed.has(url) && (noPicture.has(url) || ((videoInfo.get(url) || {}).hevc && !canHevc())) ? h264Of(url) : url; // A player whose clip turns out to have no picture it can show (its // metadata says zero width) switches to the copy; if the copy fails too, // the original's sound plays under a line saying why, with the file. @@ -7610,6 +7970,14 @@ export function messagesFeature(ctx) { }); v.addEventListener('error', () => { if (!onCopy()) return; + // the stream failed: the copy or the original, as it would have been + if (isHls(v.getAttribute('src'))) { + hlsFailed.add(url); + const want = !v.paused; + v.setAttribute('src', playSrc(url)); + if (want) v.play().catch(() => {}); + return; + } h264Failed.add(url); const want = !v.paused; v.setAttribute('src', url); @@ -7666,7 +8034,9 @@ export function messagesFeature(ctx) { // The player's own full-screen button on a feed clip: the pager, not // Chrome's full screen (no next clip there). The button stays on the bar // (left off, Chrome greys it out) and is taken over here. - if (el && !pager && el.matches && el.matches('.notes-feed video.note-video') && el.dataset.clip) { + // (only a clip the pager has: taken out of full screen for a pager that + // then wouldn't open, a quoted post's clip went nowhere at all) + if (el && !pager && el.matches && el.matches('.notes-feed video.note-video') && el.dataset.clip && clipItem(el, el.dataset.clip)) { const url = el.dataset.clip; Promise.resolve((document.exitFullscreen || document.webkitExitFullscreen || (() => {})).call(document)).catch(() => {}) .then(() => { if (!pager && document.contains(el)) openClip(el, url); }); @@ -7940,7 +8310,11 @@ export function messagesFeature(ctx) { function quotedNote(ref) { let c = quoted.get(ref.id); if (c && (c.status !== 'missing' || Date.now() - (c.at || 0) < QUOTE_RETRY_MS)) return c; - if (!c) { c = { status: 'loading', ev: null, at: 0 }; quoted.set(ref.id, c); } + if (!c) { + const have = noteInHand(ref.id); + if (have) { c = { status: 'ready', ev: have, at: Date.now(), promise: Promise.resolve() }; quoted.set(ref.id, c); return c; } + c = { status: 'loading', ev: null, at: 0 }; quoted.set(ref.id, c); + } c.at = Date.now(); c.promise = (async () => { c.ev = (await findNote(ref).catch(() => null)) || c.ev || null; @@ -8044,6 +8418,7 @@ export function messagesFeature(ctx) { if (feedPaint && c.ev) feedPaint.quotes.set(key, { ...c }); } const isList = ref.kind === LIST_KIND || ref.kind === PACK_KIND; + if (c.ev && ref.kind === LIVE_KIND && !hiddenPk(liveHost(c.ev))) return liveCard(c.ev); if (!c.ev && isList) { // a list needs nothing fetched to open: the feed resolves its members return h('div', { class: 'quote-card clickable', onClick: (e) => { e.stopPropagation(); openListFeed({ pk: ref.pk, d: ref.d, kind: ref.kind, title: '' }); } }, @@ -8113,6 +8488,849 @@ export function messagesFeature(ctx) { return out; } + // ---- live streams (NIP-53) ----------------------------------------------- + // What's on now, newest copy of each stream by its address: asked of the + // relays streams are announced on every couple of minutes while a feed or + // profile wants it. A feed shows the ones its people are in (Following: + // your follows; Everything and Popular: all of them) in a row above its + // posts; a profile says when its person is on; a post linking a stream + // shows it as a card. Any of them opens the stream's own screen. + const liveSeen = new Map(); // addr -> newest 30311 + let liveAt = 0, liveAsking = null; + const liveAskedOf = new Map(); // pk -> when their own streams were asked for + function takeLive(evs) { + let changed = false; + for (const [a, ev] of newestByAddr(evs)) { + const cur = liveSeen.get(a); + if (!cur || cur.created_at < ev.created_at) { liveSeen.set(a, ev); changed = true; } + } + if (changed) liveHostsAt = 0; + return changed; + } + // who is on now (host -> their stream), for the rings round faces: worked + // out again when a stream changes and every half minute (one goes stale) + let liveHostsAt = 0, liveHosts = new Map(); + function liveHostNow(pk) { + if (!liveSeen.size) return null; + if (Date.now() - liveHostsAt > 30_000) { + liveHostsAt = Date.now(); + const now = Date.now() / 1000; + liveHosts = new Map(); + for (const ev of liveSeen.values()) { + if (!isLiveNow(ev, now) || !liveShowable(ev)) continue; + const h = liveHost(ev), cur = liveHosts.get(h); + if (!cur || cur.created_at < ev.created_at) liveHosts.set(h, ev); + } + } + return liveHosts.get(pk) || null; + } + const liveSince = () => Math.floor(Date.now() / 1000) - 6 * 3600; + function refreshLive() { + if (liveAsking || Date.now() - liveAt < 120_000) return; + liveAt = Date.now(); + liveAsking = queryOn(LIVE_RELAYS, { kinds: [LIVE_KIND], since: liveSince(), limit: 300 }, 4000) + .then((evs) => { if (takeLive(evs)) scheduleRepaint(); }) + .catch(() => {}).finally(() => { liveAsking = null; }); + } + // the streams someone is in, asked of their own relays as well (a + // streamer's on a relay we don't otherwise read) + function askLiveOf(pk) { + if (Date.now() - (liveAskedOf.get(pk) || 0) < 120_000) return; + liveAskedOf.set(pk, Date.now()); + Promise.resolve(relaysOf(pk)).catch(() => []).then((theirs) => { + const relays = [...new Set([...LIVE_RELAYS, ...(theirs || []).slice(0, 4)])]; + return Promise.all([ + queryOn(relays, { kinds: [LIVE_KIND], '#p': [pk], since: liveSince(), limit: 20 }, 4000), + queryOn(relays, { kinds: [LIVE_KIND], authors: [pk], since: liveSince(), limit: 20 }, 4000), + ]); + }).then(([a, b]) => { if (takeLive([...a, ...b])) scheduleRepaint(); }).catch(() => {}); + } + const liveNsfw = (ev) => ev.tags.some((x) => x[0] === 'content-warning' || (x[0] === 't' && /^nsfw$/i.test(x[1] || ''))); + const liveShowable = (ev) => !hiddenPk(liveHost(ev)) && !hiddenPk(ev.pubkey); + function liveNowOf(pk) { + const now = Date.now() / 1000; + return [...liveSeen.values()].filter((ev) => liveHost(ev) === pk && isLiveNow(ev, now) && liveShowable(ev)) + .sort((a, b) => b.created_at - a.created_at)[0] || null; + } + function liveForFeed(def) { + const now = Date.now() / 1000; + const fol = followsNow().set; + const people = def.all ? null : new Set([...feedAuthors(def), ...(def.follows ? fol : [])]); + if (people && !people.size) return []; + return [...liveSeen.values()] + .filter((ev) => isLiveNow(ev, now) && liveShowable(ev) && !liveNsfw(ev) && (!people || people.has(liveHost(ev)) || people.has(ev.pubkey))) + .sort((a, b) => (fol.has(liveHost(b)) - fol.has(liveHost(a))) || ((liveViewers(b) || 0) - (liveViewers(a) || 0))); + } + const liveCoverStyle = (ev) => { const img = liveImage(ev); return img ? 'background-image:url(' + JSON.stringify(img) + ')' : undefined; }; + function liveBadge(ev) { + const s = liveStatus(ev); + return h('span', { class: 'live-badge ' + s }, t(s === 'live' ? 'liveBadge' : s === 'planned' ? 'livePlanned' : 'liveEnded')); + } + // the row of streams above a feed's posts + function liveStrip(def) { + if (mediaMode === 'articles') return null; + refreshLive(); + const evs = liveForFeed(def).slice(0, 12); + if (!evs.length) return null; + return h('div', { class: 'live-strip', 'data-key': 'live-strip' }, ...evs.map((ev) => { + const host = liveHost(ev), n = liveViewers(ev); + return h('button', { type: 'button', class: 'live-tile', 'data-key': 'live:' + liveAddr(ev), onClick: (e) => { e.stopPropagation(); openLive(ev); } }, + h('div', { class: 'live-cover', style: liveCoverStyle(ev) }, + liveBadge(ev), n != null ? h('span', { class: 'live-viewers' }, t('liveWatching', { n })) : null), + h('div', { class: 'live-tile-title' }, liveTitle(ev) || t('liveUntitled')), + h('div', { class: 'row gap6 live-tile-host' }, avatar(host, 'chat-avatar mini', false), h('span', { class: 'small muted' }, displayName(host)))); + })); + } + // a profile's "on now" line + function liveBanner(pk) { + askLiveOf(pk); + const ev = liveNowOf(pk); + if (!ev) return null; + return h('button', { type: 'button', class: 'live-banner', 'data-key': 'live-banner:' + liveAddr(ev), onClick: () => openLive(ev) }, + h('span', { class: 'live-badge live' }, t('liveBadge')), + h('span', { class: 'live-banner-title' }, liveTitle(ev) || t('liveUntitled')), + h('span', { class: 'small muted' }, t('liveWatch'))); + } + // a post linking a stream (nostr:naddr of a 30311) + function liveCard(ev) { + const host = liveHost(ev); + return h('div', { class: 'quote-card clickable live-card', onClick: (e) => { e.stopPropagation(); openLive(ev); } }, + h('div', { class: 'live-cover', style: liveCoverStyle(ev) }, liveBadge(ev)), + h('div', { class: 'col', style: 'gap:4px;min-width:0' }, + h('div', { class: 'addr-title' }, liveTitle(ev) || t('liveUntitled')), + h('div', { class: 'row gap6', style: 'align-items:center;min-width:0' }, + avatar(host, 'chat-avatar mini', false), h('span', { class: 'quote-name' }, displayName(host))))); + } + + function openLive(ev) { + rememberPlace('live'); + const a = liveAddr(ev); + takeLive([ev]); + setZapAddr(ev.id, a); + ui.liveStream = { a, seed: ev }; + ui.noteThread = null; ui.profilePk = null; ui.profOverThread = false; ui.userSearch = null; + render(); + } + // a link to a stream (/naddr1…, nostr:naddr in a post we couldn't show) + async function openLiveRef(ref) { + const ev = liveSeen.get(LIVE_KIND + ':' + ref.pk + ':' + ref.d) || await findAddr(ref).catch(() => null); + if (ev) openLive(ev); + else toast(t('liveNotFound')); + } + + // The open stream: its chat (1311) and zaps (9735, and coinos's Ark + // receipts) as they come, and the stream event itself as it's refreshed + // (the viewer count, `ended`). + let liveWatch = null; + function watchLive(s) { + if (liveWatch && liveWatch.a === s.a) return liveWatch; + stopLiveWatch(); + const [, pk, ...rest] = s.a.split(':'); + const d = rest.join(':'); + takeLive([s.seed]); + const w = liveWatch = { a: s.a, lines: new Map(), stops: [], video: null, hls: null, err: null, draft: '' }; + let mine = []; try { mine = wallet.nostrRelays(); } catch {} + const relays = [...new Set([...liveRelays(s.seed), ...mine])]; + const add = (e) => { + if (liveWatch !== w || w.lines.has(e.id)) return; + w.lines.set(e.id, e); + scheduleRepaint(); + }; + w.stops.push(subscribeOn(relays, { kinds: [LIVE_CHAT_KIND, 9735, 9737], '#a': [s.a], limit: 200 }, add)); + w.stops.push(subscribeOn(relays, { kinds: [LIVE_KIND], authors: [pk], '#d': [d] }, (e) => { if (takeLive([e])) scheduleRepaint(); })); + return w; + } + function stopLivePlayer(w = liveWatch) { + if (!w) return; + if (w.hls) { try { w.hls.destroy(); } catch {} w.hls = null; } + const v = w.video; + w.video = null; + if (v) { try { v.pause(); v.removeAttribute('src'); v.load(); } catch {} } + } + function stopLiveWatch() { + const w = liveWatch; + if (!w) return; + liveWatch = null; + for (const stop of w.stops) { try { stop(); } catch {} } + stopLivePlayer(w); + } + // What to play: the stream while it's on, its recording once it's over. + const livePlayable = (ev) => (isLiveNow(ev) ? liveStream(ev) : liveStatus(ev) === 'ended' ? liveRecording(ev) : ''); + // The <video> is the page's own once it plays: Chrome takes the playlist as + // its src; anywhere without HLS of its own, hls.js feeds it. The morph + // leaves it alone from then on (it would strip the src hls.js set). + function mountLivePlayer() { + const w = liveWatch; + const el = document.querySelector('video.live-video:not(.bc-preview)'); + if (!w || !el || el === w.video) return; + stopLivePlayer(w); + const ev = liveSeen.get(w.a); + const src = ev && livePlayable(ev); + if (!src) return; + w.video = el; + el._skipMorph = true; + w.err = null; + // a stream that drops (the streamer's link, a restart) is tried again + const fail = () => { + if (w.video !== el) return; + stopLivePlayer(w); + w.err = 'offline'; + scheduleRepaint(); + setTimeout(() => { if (liveWatch === w && w.err === 'offline') { w.err = null; scheduleRepaint(); } }, 10_000); + }; + el.addEventListener('error', fail); + el.addEventListener('hlsfatal', fail); + el.addEventListener('playing', () => { if (w.err) { w.err = null; scheduleRepaint(); } }); + const go = () => el.play().catch(() => { el.muted = true; el.play().catch(() => {}); }); + if (!isHls(src) || canHls()) { el.src = src; go(); return; } + import('../hls-player.js').then((m) => m.attachHls(el, src)).then((hls) => { + if (w.video !== el) { try { hls && hls.destroy(); } catch {} return; } + if (!hls) { w.err = 'noplayer'; scheduleRepaint(); return; } + w.hls = hls; go(); + }).catch(() => { w.err = 'noplayer'; scheduleRepaint(); }); + } + // after every render: a stream screen gone takes its player and watch with + // it (a <video> taken out of the page plays on, unheard and unseen) + let liveShown = false; + function liveAfterRender() { + // the camera shown before going live: let go of it once that screen is left + if (!ui.goLive && bc && bc.phase === 'setup') { bcStopMedia(); bc = null; } + const pv = document.querySelector('video.bc-preview'); + if (pv && bc && bc.media && pv.srcObject !== bc.media) { pv._skipMorph = true; pv.srcObject = bc.media; pv.play().catch(() => {}); } + if (!ui.liveStream) { stopLiveWatch(); return; } + if (!liveShown) { stopLivePlayer(); return; } + mountLivePlayer(); + const box = document.querySelector('.live-chat'); + if (box && box._stick !== false) box.scrollTop = box.scrollHeight; + } + + async function sendLiveChat(w, text) { + const id = await requireIdentity(); + const ev = liveSeen.get(w.a); + const relays = [...new Set([...liveRelays(ev), ...wallet.nostrRelays()])]; + const partial = { kind: LIVE_CHAT_KIND, content: text, created_at: Math.floor(Date.now() / 1000), + tags: [['a', w.a, relays[0] || '', 'root'], ...outboundEmojiTags(text), CLIENT_TAG] }; + const evt = id.signer instanceof Uint8Array ? finalizeEvent(partial, id.signer) : await id.signer.signEvent(partial); + w.lines.set(evt.id, evt); + render(); + if (!(await publishOn(relays, evt))) { + w.lines.delete(evt.id); + w.draft = text; + toast(t('msgSendFailed')); + render(); + } + } + + function liveLine(ev) { + if (ev.kind === LIVE_CHAT_KIND) { + if (hiddenPk(ev.pubkey)) return null; + return keyed(h('div', { class: 'live-line' }, + avatar(ev.pubkey, 'chat-avatar mini'), + h('div', { class: 'live-line-body' }, + h('span', { class: 'quote-name' }, displayName(ev.pubkey)), ' ', + ...noteBody(ev.content.slice(0, 500), 1, noteEmojiTags(ev)))), ev.id); + } + const z = zapLine(ev, decodeBolt11); + if (!z.sats || (z.pk && hiddenPk(z.pk))) return null; + return keyed(h('div', { class: 'live-line live-zap' }, + z.pk ? avatar(z.pk, 'chat-avatar mini') : h('span', {}, '⚡'), + h('div', { class: 'live-line-body' }, + h('span', { class: 'quote-name' }, z.pk ? displayName(z.pk) : t('liveSomeone')), ' ', + h('b', {}, t('liveZapped', { n: z.sats.toLocaleString() })), + z.text ? h('span', {}, ' ' + z.text.slice(0, 280)) : null)), ev.id); + } + + function liveScreen() { + const s = ui.liveStream; + const w = watchLive(s); + liveShown = true; + // your own stream, going out: the camera itself, not the stream seconds behind it + const mine = !!bc && bc.phase === 'live' && bc.a === s.a; + if (mine) setTimeout(scheduleRepaint, 1000); // the clock + const ev = liveSeen.get(s.a) || s.seed; + const host = liveHost(ev), status = liveStatus(ev), n = liveViewers(ev); + const src = livePlayable(ev); + const lines = [...w.lines.values()].sort((a, b) => a.created_at - b.created_at).slice(-200).map(liveLine).filter(Boolean); + const say = w.err === 'offline' ? t('liveOffline') : w.err === 'noplayer' ? t('liveNoPlayer') + : !src ? (status === 'planned' ? t('liveStartsAt', { when: timeLabel(liveStarts(ev) * 1000) }) : t('liveOver')) : null; + const send = () => { + const text = (w.draft || '').trim(); + if (!text) return; + w.draft = ''; + const inp = document.querySelector('.live-input'); + if (inp) inp.value = ''; + sendLiveChat(w, text).catch(() => { w.draft = text; render(); }); + }; + return h('div', { class: 'col live-page', style: 'gap:12px' }, + ctx.brandHeader(!ui.pubProf && wallet.loaded), + h('div', { class: 'card col', style: 'gap:10px' }, + h('div', { class: 'row gap6', style: 'align-items:center' }, + mine ? h('button', { class: 'iconbtn chat-back', onClick: () => { if (confirm(t('goLiveEndAsk'))) endBroadcast(); } }, '‹') + : backBtn(() => { ui.liveStream = null; }), + h('h3', { class: 'live-title' }, liveTitle(ev) || t('liveUntitled')), + liveBadge(ev)), + mine ? h('div', { class: 'row gap6 bc-bar', style: 'align-items:center' }, + h('span', { class: 'bc-clock' }, clockOf(Date.now() / 1000 - bc.starts)), + h('span', { class: 'small muted' }, t('liveWatching', { n: bc.viewers || 0 })), + bc.reconnecting ? h('span', { class: 'small', style: 'color:var(--red)' }, t('goLiveReconnecting')) + : bc.behind ? h('span', { class: 'small', style: 'color:var(--red)' }, t('goLiveBehind')) : null, + h('button', { class: 'btn-sm bc-end', style: 'margin-left:auto', onClick: () => { if (confirm(t('goLiveEndAsk'))) endBroadcast(); } }, t('goLiveEnd'))) : null, + mine ? h('div', { class: 'live-player', 'data-key': 'bc-player:' + s.a }, + h('div', { class: 'live-frame', 'data-key': 'bc-frame:' + (bc.media ? bc.media.id : '') }, + h('video', { class: 'live-video bc-preview' + (bc.source === 'camera' && bc.facing === 'user' ? ' mirror' : ''), muted: '', playsinline: '', autoplay: '' }))) + : h('div', { class: 'live-player', 'data-key': 'live-player:' + s.a }, + // the frame is keyed by what plays in it: the <video> itself is + // never morphed, so a stream that ends or drops swaps the frame + src && !w.err + ? h('div', { class: 'live-frame', 'data-key': 'live-frame:' + src }, + h('video', { class: 'live-video', controls: '', playsinline: '', autoplay: '', poster: liveImage(ev) || undefined })) + : h('div', { class: 'live-cover live-still', 'data-key': 'live-still', style: liveCoverStyle(ev) }, h('span', { class: 'live-say' }, say))), + h('div', { class: 'row gap6', style: 'align-items:center;flex-wrap:wrap' }, + avatar(host, 'chat-avatar mini'), + h('a', { href: '#', class: 'quote-name', onClick: (e) => { e.preventDefault(); openProfile(host); } }, displayName(host)), + n != null && status === 'live' ? h('span', { class: 'small muted' }, t('liveWatching', { n })) : null, + h('span', { style: 'margin-left:auto' }), + canZapPk(host) ? h('button', { class: 'btn-sm', onClick: (e) => { setZapAddr(ev.id, s.a); zapNote(host, ev, e.currentTarget.getBoundingClientRect()); } }, '⚡ ' + t('liveZap')) : null, + h('button', { class: 'btn-sm', title: t('postShare'), onClick: async () => { + const url = location.origin + '/' + packNaddr(s.a); + try { if (navigator.share) await navigator.share({ url }); else { await navigator.clipboard.writeText(url); toast(t('copied')); } } catch {} + } }, '↗')), + liveSummary(ev) ? h('div', { class: 'small muted', style: 'white-space:pre-wrap;overflow-wrap:anywhere' }, liveSummary(ev).slice(0, 600)) : null), + h('div', { class: 'card col', style: 'gap:8px' }, + h('div', { class: 'small muted' }, t('liveChat')), + h('div', { + class: 'live-chat', 'data-key': 'live-chat:' + s.a, + onScroll: (e) => { const b = e.currentTarget; b._stick = b.scrollHeight - b.scrollTop - b.clientHeight < 40; }, + }, ...(lines.length ? lines : [keyed(h('div', { class: 'small faint' }, t('liveChatEmpty')), 'empty')])), + isVisitor() ? null : h('div', { class: 'row gap6' }, + h('input', { + type: 'text', class: 'live-input grow', placeholder: t('liveChatHint'), value: w.draft, maxlength: '500', + onInput: (e) => { w.draft = e.target.value; }, + onKeydown: (e) => { if (e.key === 'Enter' && !e.shiftKey) { e.preventDefault(); send(); } }, + }), + h('button', { class: 'btn-sm', onClick: send }, t('liveSend')))), + ...noteOverlays()); + } + + // ---- going live ----------------------------------------------------------- + // The camera (or the screen) recorded in half-second chunks and sent over a + // WebSocket to coinos's live server (coinosv3-server live/), which makes HLS + // of it; the stream is announced as your kind 30311, refreshed every minute + // with how many watch, and ended with its recording. A coinos name's owner + // only: the server asks the registrar. One at a time. + const liveIngest = () => { + const local = typeof location !== 'undefined' && /^(localhost|127\.0\.0\.1)$/.test(location.hostname); + return (local ? location.origin : APP_BASE).replace(/^http/, 'ws') + '/live/ingest'; + }; + const recType = () => { + if (typeof MediaRecorder === 'undefined') return null; + return ['video/webm;codecs=h264,opus', 'video/webm;codecs=vp8,opus', 'video/webm', 'video/mp4'].find((m) => { try { return MediaRecorder.isTypeSupported(m); } catch { return false; } }) || null; + }; + const canGoLive = () => !isVisitor() && typeof navigator !== 'undefined' && !!navigator.mediaDevices?.getUserMedia && !!recType(); + const clockOf = (sec) => { sec = Math.max(0, Math.floor(sec)); const hh = Math.floor(sec / 3600), mm = Math.floor(sec / 60) % 60, ss = sec % 60; return (hh ? hh + ':' + String(mm).padStart(2, '0') : String(mm)) + ':' + String(ss).padStart(2, '0'); }; + let bc = null; // the broadcast: { phase, title, source, facing, media, rec, ws, id, a, ev, err, ... } + function openGoLive() { + if (bc && bc.a && bc.phase === 'live') { openLive(bc.ev); return; } + bc = { phase: 'setup', title: '', source: 'camera', facing: 'user', media: null, err: null }; + ui.goLive = true; + ui.liveStream = null; + render(); + bcPreview().catch(() => {}); + } + function bcStopMedia() { + if (bc && bc.media) for (const tr of bc.media.getTracks()) { try { tr.stop(); } catch {} } + if (bc) bc.media = null; + } + // the picture to send: the camera (with its microphone), or the screen + // (with the microphone beside it, and the tab's sound when shared) + async function bcPreview() { + const b = bc; + if (!b) return; + bcStopMedia(); + b.err = null; + try { + let media; + if (b.source === 'screen') { + media = await navigator.mediaDevices.getDisplayMedia({ video: { frameRate: 30 }, audio: true }); + const mic = await navigator.mediaDevices.getUserMedia({ audio: true }).catch(() => null); + if (mic && !media.getAudioTracks().length) for (const tr of mic.getAudioTracks()) media.addTrack(tr); + // the browser's own "Stop sharing" ends the stream + media.getVideoTracks()[0]?.addEventListener('ended', () => { if (bc === b && b.phase === 'live') endBroadcast(); }); + } else { + media = await navigator.mediaDevices.getUserMedia({ + video: { facingMode: b.facing, width: { ideal: 1280 }, height: { ideal: 720 }, frameRate: { ideal: 30 } }, + audio: { echoCancellation: true, noiseSuppression: true }, + }); + } + if (bc !== b) { for (const tr of media.getTracks()) tr.stop(); return; } + b.media = media; + // a switch mid-stream: the recorder carries on with the new picture + if (b.phase === 'live') bcRecord(b, true); + } catch (e) { + if (bc === b) b.err = t(b.source === 'screen' ? 'goLiveNoScreen' : 'goLiveNoCamera'); + } + render(); + } + async function liveAuth(b) { + const id = await requireIdentity(); + const partial = { kind: 27235, created_at: Math.floor(Date.now() / 1000), content: '', + tags: [['u', APP_BASE + '/live/ingest'], ['method', 'GET']] }; + const evt = id.signer instanceof Uint8Array ? finalizeEvent(partial, id.signer) : await id.signer.signEvent(partial); + b.pk = id.pubkey; + return btoa(JSON.stringify(evt)); + } + // one connection to the server: its first word is where the stream is + function bcConnect(b, resume) { + return liveAuth(b).then((auth) => new Promise((resolve, reject) => { + const name = (hook('namesAddress') || '').split('@')[0]; + const ws = new WebSocket(liveIngest() + '?auth=' + encodeURIComponent(auth) + '&name=' + encodeURIComponent(name) + (resume ? '&resume=' + resume : '')); + ws.binaryType = 'arraybuffer'; + let hello = false; + ws.onmessage = (e) => { + if (hello || typeof e.data !== 'string') return; + hello = true; + try { resolve({ ws, info: JSON.parse(e.data) }); } catch (err) { reject(err); } + }; + ws.onerror = () => { if (!hello) reject(new Error(t('goLiveRefused'))); }; + ws.onclose = () => { + if (!hello) { reject(new Error(t('goLiveRefused'))); return; } + if (bc === b && b.ws === ws && b.phase === 'live') bcReconnect(b); + }; + })); + } + // a recorder over the current picture, its chunks to the server; a new one + // (a new connection, a new camera) starts a fresh recording, header and all + function bcRecord(b, again = false) { + if (b.rec) { try { b.rec.ondataavailable = null; b.rec.stop(); } catch {} } + if (again && b.ws) { try { b.ws.close(1000, 'switch'); } catch {} return; } // the reconnect brings the new recording + const rec = new MediaRecorder(b.media, { mimeType: recType(), videoBitsPerSecond: 2_500_000, audioBitsPerSecond: 128_000 }); + rec.ondataavailable = (e) => { + if (!e.data || !e.data.size || bc !== b || !b.ws || b.ws.readyState !== 1) return; + // more than a few seconds unsent: the link can't keep up + b.behind = b.ws.bufferedAmount > 4_000_000; + e.data.arrayBuffer().then((buf) => { if (b.ws && b.ws.readyState === 1) b.ws.send(buf); }); + }; + rec.start(500); + b.rec = rec; + } + async function bcReconnect(b) { + if (b.reconnecting) return; + b.reconnecting = true; + b.ws = null; + render(); + for (let i = 0; i < 10 && bc === b && b.phase === 'live'; i++) { + try { + const { ws, info } = await bcConnect(b, b.id); + if (bc !== b || b.phase !== 'live') { ws.close(); break; } + b.ws = ws; + bcRecord(b); + b.reconnecting = false; + if (info.id !== b.id) toast(t('goLiveRestarted')); + render(); + return; + } catch {} + await new Promise((r) => setTimeout(r, 3000)); + } + b.reconnecting = false; + if (bc === b && b.phase === 'live') { toast(t('goLiveLost')); endBroadcast(); } + } + // the announcement: your 30311, and its copies as the stream goes on + async function bcAnnounce(b, status) { + const id = await requireIdentity(); + const relays = [...new Set([...LIVE_RELAYS, ...wallet.nostrRelays()])]; + const me = profileOf(id.pubkey) || {}; + const tags = [['d', b.id], ['title', b.title || t('goLiveDefaultTitle', { name: displayName(id.pubkey) })], + ['status', status], ['streaming', b.liveUrl], ['starts', String(b.starts)], + ['p', id.pubkey, '', 'Host'], ['relays', ...relays.slice(0, 6)], CLIENT_TAG]; + if (me.picture) tags.push(['image', me.picture]); + if (status === 'live' && b.viewers != null) tags.push(['current_participants', String(b.viewers)]); + if (status === 'ended') tags.push(['ends', String(Math.floor(Date.now() / 1000))], ['recording', b.recording]); + const partial = { kind: LIVE_KIND, content: '', created_at: Math.floor(Date.now() / 1000), tags }; + const evt = id.signer instanceof Uint8Array ? finalizeEvent(partial, id.signer) : await id.signer.signEvent(partial); + takeLive([evt]); + b.ev = evt; + scheduleRepaint(); + return publishOn(relays, evt); + } + async function startBroadcast() { + const b = bc; + if (!b || b.phase !== 'setup' || !b.media) return; + b.phase = 'starting'; b.err = null; + render(); + try { + const { ws, info } = await bcConnect(b, null); + if (bc !== b) { ws.close(); return; } + Object.assign(b, { ws, id: info.id, liveUrl: info.live, recording: info.recording, starts: Math.floor(Date.now() / 1000), viewers: 0 }); + b.phase = 'live'; + b.a = LIVE_KIND + ':' + b.pk + ':' + b.id; + bcRecord(b); + try { b.lock = await navigator.wakeLock?.request('screen'); } catch {} + // the stream is a few seconds behind the camera: announced once it has + // three segments — Chrome's own player won't start a live playlist with + // fewer (it fails to parse it), so a viewer who comes at once would get + // an error, not the stream + for (let i = 0; i < 40 && bc === b && b.phase === 'live'; i++) { + await new Promise((r) => setTimeout(r, 500)); + const pl = await fetch(b.liveUrl, { cache: 'no-store' }).then((r) => r.text()).catch(() => ''); + if ((pl.match(/\.ts\s*$/gm) || []).length >= 3) break; + } + if (bc !== b || b.phase !== 'live') return; + await bcAnnounce(b, 'live'); + b.tick = setInterval(() => bcTick(b), 60_000); + ui.goLive = null; + openLive(b.ev); + } catch (e) { + if (bc !== b) return; + b.phase = 'setup'; + b.err = (e && e.message) || t('goLiveRefused'); + try { b.ws && b.ws.close(); } catch {} + render(); + } + } + // every minute: how many watch, into a fresh copy of the announcement + async function bcTick(b) { + if (bc !== b || b.phase !== 'live') return; + try { + const st = await (await fetch(b.liveUrl.replace(/live\.m3u8$/, 'stats'))).json(); + b.viewers = st.viewers; + } catch {} + bcAnnounce(b, 'live').catch(() => {}); + } + async function endBroadcast() { + const b = bc; + if (!b || b.phase === 'ended') return; + const was = b.phase; + b.phase = 'ended'; + clearInterval(b.tick); + try { b.rec && b.rec.stop(); } catch {} + try { if (b.ws && b.ws.readyState === 1) b.ws.send('end'); } catch {} + setTimeout(() => { try { b.ws && b.ws.close(1000, 'ended'); } catch {} }, 500); + bcStopMedia(); + try { b.lock && b.lock.release(); } catch {} + bc = null; + ui.goLive = null; + render(); + if (was === 'live' && b.id) { + await bcAnnounce(b, 'ended').catch(() => {}); + toast(t('goLiveEnded')); + } + } + // the screen before going live: what to send, a title, the picture itself + function goLiveScreen() { + if (!bc) { bc = { phase: 'setup', title: '', source: 'camera', facing: 'user', media: null, err: null }; queueMicrotask(() => bcPreview().catch(() => {})); } // (a reload, back on this screen) + const b = bc; + const name = hook('namesAddress'); + const screenOk = !!navigator.mediaDevices?.getDisplayMedia; + queueMicrotask(() => { + const v = document.querySelector('video.bc-preview'); + if (v && b.media && v.srcObject !== b.media) { v._skipMorph = true; v.srcObject = b.media; v.play().catch(() => {}); } + }); + const pick = (src) => { if (b.source === src) return; b.source = src; render(); bcPreview(); }; + return h('div', { class: 'col live-page', style: 'gap:12px' }, + ctx.brandHeader(true), + h('div', { class: 'card col', style: 'gap:12px' }, + h('div', { class: 'row gap6', style: 'align-items:center' }, + backBtn(() => { bcStopMedia(); bc = null; ui.goLive = null; }), + h('h3', { style: 'margin:0' }, t('goLive'))), + !name ? h('div', { class: 'notice small' }, t('goLiveNeedsName')) : null, + h('div', { class: 'live-player', 'data-key': 'bc-player:' + b.source }, + b.media + ? h('div', { class: 'live-frame', 'data-key': 'bc-frame:' + b.media.id }, h('video', { class: 'live-video bc-preview' + (b.source === 'camera' && b.facing === 'user' ? ' mirror' : ''), muted: '', playsinline: '', autoplay: '' })) + : h('div', { class: 'live-cover live-still', 'data-key': 'bc-still' }, h('span', { class: 'live-say' }, b.err || t('goLiveAsking')))), + h('div', { class: 'row gap6 wrap' }, + h('button', { class: 'btn-sm' + (b.source === 'camera' ? ' on' : ''), onClick: () => pick('camera') }, t('goLiveCamera')), + screenOk ? h('button', { class: 'btn-sm' + (b.source === 'screen' ? ' on' : ''), onClick: () => pick('screen') }, t('goLiveScreen')) : null, + b.source === 'camera' ? h('button', { class: 'btn-sm', title: t('goLiveFlip'), onClick: () => { b.facing = b.facing === 'user' ? 'environment' : 'user'; bcPreview(); } }, '⇄ ' + t('goLiveFlip')) : null), + h('input', { type: 'text', class: 'go-live-title', placeholder: t('goLiveTitlePh'), value: b.title, maxlength: '120', + onInput: (e) => { b.title = e.target.value; } }), + b.err && b.media ? h('div', { class: 'notice err small' }, b.err) : null, + h('button', { class: 'btn-primary btn-block go-live-start', disabled: !name || !b.media || b.phase !== 'setup', onClick: startBroadcast }, + b.phase === 'starting' ? h('span', { class: 'spinner sm' }) : null, ' ', t(b.phase === 'starting' ? 'goLiveStarting' : 'goLiveStart')), + h('div', { class: 'small faint' }, t('goLiveHint')))); + } + + // ---- calls (NIP-AC: src/calls.js) ------------------------------------------ + // A 📞 or 🎥 in a conversation's header calls that person; a call from + // someone you follow (or talk to) rings over whatever page is up. The setup + // goes as ephemeral gift wraps to their DM inboxes and ours; TURN comes from + // coinos's live server (Cloudflare's), for the connections that can't go direct. + const liveBase = () => { + const local = typeof location !== 'undefined' && /^(localhost|127\.0\.0\.1)$/.test(location.hostname); + return local ? location.origin : APP_BASE; + }; + let calls = null; + const callInbox = new Map(); // peer -> their inbox relays, for this session + async function inboxFor(pk) { + if (callInbox.has(pk)) return callInbox.get(pk); + const p = (isMe(pk) ? Promise.resolve(ownInbox) : fetchInboxRelays(pk).catch(() => [])) + .then((l) => [...new Set([...DM_RELAYS, ...(l || []).filter((r) => /^wss:\/\//i.test(r)).slice(0, 4)])]); + callInbox.set(pk, p); + return p; + } + async function signAsMe(tmpl) { + const id = await requireIdentity(); + return id.signer instanceof Uint8Array ? finalizeEvent(tmpl, id.signer) : id.signer.signEvent(tmpl); + } + let iceCache = null; // { servers, until } + async function callIce() { + if (iceCache && Date.now() < iceCache.until) return iceCache.servers; + const STUN = [{ urls: ['stun:stun.cloudflare.com:3478', 'stun:stun.l.google.com:19302'] }]; + try { + const auth = await signAsMe({ kind: 27235, created_at: Math.floor(Date.now() / 1000), content: '', tags: [['u', APP_BASE + '/live/turn'], ['method', 'GET']] }); + const r = await fetch(liveBase() + '/live/turn', { headers: { authorization: 'Nostr ' + btoa(JSON.stringify(auth)) }, signal: AbortSignal.timeout(8000) }); + const j = await r.json(); + if (!Array.isArray(j.iceServers) || !j.iceServers.length) return STUN; + iceCache = { servers: j.iceServers, until: Date.now() + Math.max(60, (j.ttl || 600) - 600) * 1000 }; + return j.iceServers; + } catch { return STUN; } + } + function callMedia(type, facing = 'user') { + const video = { facingMode: facing, width: { ideal: 1280 }, height: { ideal: 720 } }; + const audio = { echoCancellation: true, noiseSuppression: true, autoGainControl: true }; + if (type === 'video-only') return navigator.mediaDevices.getUserMedia({ video }); + return navigator.mediaDevices.getUserMedia(type === 'video' ? { audio, video } : { audio }); + } + // who may ring: someone you follow, or someone you've written to + const mayRing = (pk) => !hiddenPk(pk) && (followsNow().set.has(pk) + || [...(threads.get(pk) || new Map()).values()].some((m) => m.mine)); + function callsNow() { + if (calls) return calls; + calls = createCalls({ + me: () => dmSubKeys()[0], + sign: signAsMe, + send: async (pk, signed) => { + const ok = await publishOn(await inboxFor(pk), wrapCall(signed, pk), { onauth: relayAuth }); + if (!ok) throw new Error('not delivered'); + }, + iceServers: callIce, + media: callMedia, + mayRing: async (pk) => mayRing(pk), + changed: () => { callRing(); render(); }, + ended: (rec) => { logCall(rec).catch(() => {}); }, + // a key of our own signs each candidate at once; a remote signer gets + // them all inside the offer or answer instead + trickle: () => { try { if (localStorage.getItem('coinos-call-trickle') === '0') return false; } catch {} const id = hook('nostrLoginIdentity'); return !id || id.signer instanceof Uint8Array; }, + }); + return calls; + } + // a wrap addressed to us: opened by whichever of our keys it's for + async function onCallWrap(wrap) { + for (const d of dmDecryptors()) { + const dec = d instanceof Uint8Array ? async (pk, ct) => nip44.decrypt(ct, nip44.getConversationKey(d, pk)) : (pk, ct) => d.decryptFrom(pk, ct); + const inner = await openCall(wrap, dec).catch(() => null); + if (inner) { profileOf(inner.pubkey); await callsNow().handle(inner); return; } + } + } + // The call log: each call a row in its conversation ("Outgoing video call + // 4:12", "Missed voice call"), kept like a message and sent to our own + // inbox (kind 1405 in a gift wrap, to us alone — a kind the NIP-AC + // discussion uses for logs, which other clients pass over) so our other + // devices list it too. A call rung on two of our devices is logged by + // both; the conversation shows it once, by its call-id. + const callStatus = (rec) => rec.connected ? 'answered' + : rec.reason === 'missed' ? 'missed' + : rec.reason === 'declined' || rec.reason === 'peer-declined' ? 'declined' + : rec.reason === 'no-answer' ? 'no-answer' + : rec.reason === 'busy' ? 'busy' + : rec.reason === 'hung-up' ? 'cancelled' + : 'failed'; + const CALL_RANK = { answered: 5, declined: 4, busy: 3, 'no-answer': 2, cancelled: 2, failed: 1, missed: 0 }; + function callLogText(dir, type, status, seconds) { + const video = type === 'video'; + const key = status === 'answered' ? (dir === 'out' ? 'callLogOut' : 'callLogIn') + : status === 'missed' ? 'callLogMissed' + : status === 'declined' ? (dir === 'out' ? 'callLogTheyDeclined' : 'callLogDeclined') + : status === 'no-answer' ? 'callLogNoAnswer' + : status === 'cancelled' ? 'callLogCancelled' + : status === 'busy' ? 'callLogBusy' : 'callLogFailed'; + const what = t(key, { what: t(video ? 'callLogVideo' : 'callLogVoice') }); + return status === 'answered' && seconds ? what + ' · ' + clockOf(seconds) : what; + } + async function logCall(rec) { + if (!rec || !rec.peer || /elsewhere$/.test(rec.reason || '')) return; // the device that took it logs it + // (a missed call found as the app opens may come before its keys do) + let id = await identity(); + for (let i = 0; !id && i < 15; i++) { await new Promise((r) => setTimeout(r, 1000)); id = await identity(); } + if (!id) return; + const status = callStatus(rec); + const rumor = rumorWithId({ + kind: CALL_LOG, pubkey: id.pubkey, created_at: Math.floor((rec.at || Date.now()) / 1000), + content: callLogText(rec.dir, rec.type, status, rec.seconds), + tags: [['p', rec.peer], ['call-id', rec.id], ['call-type', rec.type], ['direction', rec.dir], ['status', status], + ['duration', String(rec.seconds || 0)], ['alt', 'Call log']], + }); + noteDM(rec.peer, rumor, true); + persistDms(); + // to our other devices — not through Amber, a prompt per call for a log line + if (!(id.signer instanceof Uint8Array) && (id.signer.interactive || !id.signer.encryptTo)) return; + const toSelf = await wrapDM(id.signer, id.pubkey, rumor); + publishOn(DM_RELAYS, toSelf); + toOwnInbox(toSelf); + } + // A conversation's rows with each call once: its most telling log (one + // device answered it while another only saw it ring) + function foldCallLogs(msgs) { + const best = new Map(); + for (const m of msgs) { + if (m.rumor.kind !== CALL_LOG) continue; + const cid = (m.rumor.tags.find((x) => x[0] === 'call-id') || [])[1] || m.rumor.id; + const st2 = (x) => CALL_RANK[(x.rumor.tags.find((y) => y[0] === 'status') || [])[1]] ?? 0; + const cur = best.get(cid); + if (!cur || st2(m) > st2(cur)) best.set(cid, m); + } + return msgs.filter((m) => m.rumor.kind !== CALL_LOG || best.get((m.rumor.tags.find((x) => x[0] === 'call-id') || [])[1] || m.rumor.id) === m); + } + function callLogRow(m, peer) { + const tag = (k) => (m.rumor.tags.find((x) => x[0] === k) || [])[1]; + const type = tag('call-type') === 'video' ? 'video' : 'voice', status = tag('status') || 'failed', dir = tag('direction') || 'out'; + const missed = status === 'missed' || (dir === 'in' && status === 'declined'); + return h('div', { class: 'chat-row call-log' + (missed ? ' missed' : ''), 'data-call-log': tag('call-id') || '' }, + h('button', { type: 'button', class: 'call-log-pill', title: t(type === 'video' ? 'callVideo' : 'callVoice'), onClick: () => startCall(peer, type) }, + callIcon(type === 'video' ? 'video' : 'phone'), + h('span', {}, callLogText(dir, type, status, +tag('duration') || 0)), + h('span', { class: 'chat-time' }, timeLabel(m.rumor.created_at * 1000)))); + } + + // the call offer a push brought (sw-nwc.js keeps it): rung now, once + async function pendingCall() { + try { + if (typeof caches === 'undefined') return; + const cache = await caches.open('coinos-call'); + const r = await cache.match('/__pending-call'); + if (!r) return; + await cache.delete('/__pending-call'); + const { offer, at } = await r.json(); + if (!offer) return; + if (Date.now() - at < RING_S * 1000) { await callsNow().handle(offer, { maxAge: RING_S }); return; } + // rang while the app was shut, and nobody came: a missed call in the conversation + if (mayRing(offer.pubkey)) { + const type = (offer.tags.find((x) => x[0] === 'call-type') || [])[1] === 'video' ? 'video' : 'voice'; + const id = (offer.tags.find((x) => x[0] === 'call-id') || [])[1]; + if (id) logCall({ id, peer: offer.pubkey, type, dir: 'in', reason: 'missed', seconds: 0, at: offer.created_at * 1000 }).catch(() => {}); + } + } catch {} + } + function startCall(peer, type) { + if (typeof RTCPeerConnection === 'undefined' || !navigator.mediaDevices?.getUserMedia) { toast(t('callUnsupported')); return; } + const cur = callsNow().call; + if (cur && cur.state !== 'ended') { ui.callMin = false; render(); return; } + ui.callMin = false; + callsNow().start(peer, type).catch(() => {}); + } + + // The ring: a tone (two short bursts every few seconds) and the phone's + // buzz for a call coming in, a softer one while ours rings them; and, with + // the app out of sight, a notification. + let ringCtx = null, ringTimer = null, ringFor = null; + function tone(ctx, freqs, at, len, vol) { + for (const f of freqs) { + const o = ctx.createOscillator(), g = ctx.createGain(); + o.frequency.value = f; o.connect(g); g.connect(ctx.destination); + g.gain.setValueAtTime(0, at); g.gain.linearRampToValueAtTime(vol, at + 0.02); g.gain.setValueAtTime(vol, at + len - 0.05); g.gain.linearRampToValueAtTime(0, at + len); + o.start(at); o.stop(at + len + 0.05); + } + } + function callRing() { + const c = calls && calls.call; + const want = c && (c.state === 'incoming' || c.state === 'offering') ? c.id + ':' + c.state : null; + if (want === ringFor) return; + ringFor = want; + clearInterval(ringTimer); ringTimer = null; + try { navigator.vibrate && navigator.vibrate(0); } catch {} + // answered, declined or over: its "is calling" notification goes too + if (!want || want.endsWith(':offering')) { + try { navigator.serviceWorker?.ready.then((r) => r.getNotifications({ tag: 'call' })).then((ns) => { for (const n of ns || []) n.close(); }).catch(() => {}); } catch {} + } + if (!want) return; + const incoming = c.state === 'incoming'; + const beat = () => { + try { + ringCtx = ringCtx || new (window.AudioContext || window.webkitAudioContext)(); + if (ringCtx.state === 'suspended') ringCtx.resume().catch(() => {}); + const t0 = ringCtx.currentTime + 0.05; + if (incoming) { tone(ringCtx, [440, 480], t0, 0.4, 0.12); tone(ringCtx, [440, 480], t0 + 0.6, 0.4, 0.12); } + else tone(ringCtx, [440, 480], t0, 1.2, 0.05); // the ringback, heard by the caller + } catch {} + if (incoming) { try { navigator.vibrate && navigator.vibrate([400, 200, 400]); } catch {} } + }; + beat(); + ringTimer = setInterval(beat, incoming ? 3000 : 4000); + if (incoming && typeof document !== 'undefined' && document.hidden) { + try { + if (Notification.permission === 'granted') navigator.serviceWorker?.ready.then((r) => r.showNotification(t('callIncomingFrom', { name: displayName(c.peer) }), { + body: t(c.type === 'video' ? 'callIncomingVideo' : 'callIncomingVoice'), tag: 'call', renotify: true, requireInteraction: true, + })).catch(() => {}); + } catch {} + } + } + + // the call's sound and pictures into their elements, after each paint + function mountCallMedia() { + const c = calls && calls.call; + const put = (sel, stream) => { + const el = document.querySelector(sel); + if (el && stream && el.srcObject !== stream) { el.srcObject = stream; el.play().catch(() => {}); } + }; + if (!c) return; + put('audio.call-audio', c.remote); + put('video.call-remote', c.remote); + put('video.call-local', c.local); + } + const callReason = (r) => t({ 'no-answer': 'callNoAnswer', 'peer-declined': 'callDeclined', busy: 'callBusy', failed: 'callFailed', error: 'callFailed', + 'no-permission': 'callNoPermission', missed: 'callMissed', 'answered-elsewhere': 'callAnsweredElsewhere', 'declined-elsewhere': 'callDeclinedElsewhere' }[r] || 'callEnded'); + const CALL_ICONS = { + phone: '<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M22 16.9v3a2 2 0 0 1-2.2 2 19.8 19.8 0 0 1-8.6-3.1 19.5 19.5 0 0 1-6-6A19.8 19.8 0 0 1 2.1 4.2 2 2 0 0 1 4.1 2h3a2 2 0 0 1 2 1.7c.1.9.4 1.8.7 2.7a2 2 0 0 1-.5 2.1L8 9.8a16 16 0 0 0 6 6l1.3-1.3a2 2 0 0 1 2.1-.4c.9.3 1.8.6 2.7.7a2 2 0 0 1 1.7 2z"/></svg>', + video: '<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="m22 8-6 4 6 4V8z"/><rect x="2" y="6" width="14" height="12" rx="2"/></svg>', + mic: '<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="2" width="6" height="12" rx="3"/><path d="M5 10a7 7 0 0 0 14 0M12 17v5"/></svg>', + micOff: '<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="m2 2 20 20M9 9v1a3 3 0 0 0 5.1 2.1M15 9.3V5a3 3 0 0 0-5.9-.6M17 16.9A7 7 0 0 1 5 10M19 10a7 7 0 0 1-.3 2M12 17v5"/></svg>', + camOff: '<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="m2 2 20 20M16 16v1a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V7a2 2 0 0 1 2-2h2m4 0h4a2 2 0 0 1 2 2v3.3l1 1 5-3.3v8"/></svg>', + flip: '<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M20 7h-3l-2-3H9L7 7H4a2 2 0 0 0-2 2v9a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2V9a2 2 0 0 0-2-2z"/><path d="m14 11 2 2-2 2M10 15l-2-2 2-2M8 13h8"/></svg>', + hang: '<svg width="24" height="24" viewBox="0 0 24 24" fill="currentColor"><path d="M12 9c-1.6 0-3.2.3-4.6.7v3.1c0 .4-.2.7-.6.9-1 .5-1.9 1.1-2.7 1.8-.2.2-.4.3-.7.3s-.5-.1-.7-.3L.3 13.1c-.2-.2-.3-.4-.3-.7s.1-.5.3-.7C3.3 8.9 7.4 7 12 7s8.7 1.9 11.7 4.7c.2.2.3.4.3.7s-.1.5-.3.7l-2.4 2.4c-.2.2-.4.3-.7.3s-.5-.1-.7-.3c-.8-.7-1.7-1.3-2.7-1.8-.3-.2-.6-.5-.6-.9V9.7C15.2 9.3 13.6 9 12 9z"/></svg>', + min: '<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="m4 14 6 0 0 6M20 10l-6 0 0-6M14 10l7-7M3 21l7-7"/></svg>', + }; + const callIcon = (k) => h('span', { style: 'display:flex', html: CALL_ICONS[k] }); + // The call, over any page: who, how it's going, and its buttons; minimized, + // a bar across the top to come back by. + function callOverlay() { + const c = calls && calls.call; + if (!c) return null; + queueMicrotask(mountCallMedia); + if (c.state === 'connected') setTimeout(scheduleRepaint, 1000); // the clock + const video = c.type === 'video'; + const remoteVideo = video && c.remote && c.remote.getVideoTracks().length > 0; + const sound = h('audio', { class: 'call-audio', 'data-key': 'call-audio:' + c.id, autoplay: '' }); + const status = c.state === 'incoming' ? t(video ? 'callIncomingVideo' : 'callIncomingVoice') + : c.state === 'starting' || c.state === 'offering' ? t('callCalling') + : c.state === 'connecting' ? t('callConnecting') + : c.state === 'connected' ? clockOf((Date.now() - c.connectedAt) / 1000) + : callReason(c.reason); + if (ui.callMin && c.state !== 'incoming' && c.state !== 'ended') { + return h('div', { class: 'call-overlay call-min', 'data-key': 'call-overlay' }, sound, + h('button', { class: 'call-min-bar', onClick: () => { ui.callMin = false; render(); } }, + h('span', { class: 'go-live-dot' }), h('span', { class: 'call-min-name' }, displayName(c.peer)), h('span', { class: 'call-min-status' }, status))); + } + const btn = (cls, icon, label, onClick, on = false) => h('button', { class: 'call-btn ' + cls + (on ? ' on' : ''), title: label, 'aria-label': label, onClick }, callIcon(icon)); + return h('div', { class: 'call-overlay' + (remoteVideo && c.state === 'connected' ? ' has-video' : ''), 'data-key': 'call-overlay' }, + sound, + video ? h('video', { class: 'call-remote', 'data-key': 'call-remote:' + c.id, autoplay: '', playsinline: '', muted: '' }) : null, + h('div', { class: 'call-who' }, + avatar(c.peer, 'chat-avatar profile-avatar call-avatar', false), + h('div', { class: 'call-name' }, displayName(c.peer)), + h('div', { class: 'call-status' }, status)), + video && c.local ? h('video', { class: 'call-local' + (c.facing === 'user' ? ' mirror' : ''), 'data-key': 'call-local:' + c.id, autoplay: '', playsinline: '', muted: '' }) : null, + c.state === 'incoming' + ? h('div', { class: 'call-bar' }, + btn('call-decline', 'hang', t('callDecline'), () => callsNow().reject()), + btn('call-accept', video ? 'video' : 'phone', t('callAccept'), () => callsNow().accept())) + : c.state === 'ended' ? null + : h('div', { class: 'call-bar' }, + btn('', c.muted ? 'micOff' : 'mic', t(c.muted ? 'callUnmute' : 'callMute'), () => callsNow().setMuted(!c.muted), c.muted), + video ? btn('', c.camOff ? 'camOff' : 'video', t(c.camOff ? 'callCamOn' : 'callCamOff'), () => callsNow().setCamOff(!c.camOff), c.camOff) : null, + video ? btn('', 'flip', t('callFlip'), () => callsNow().flip()) : null, + btn('', 'min', t('callMinimize'), () => { ui.callMin = true; render(); }), + btn('call-hang', 'hang', t('callHangUp'), () => callsNow().hangup()))); + } + // A quote inside a quote: one line of who and what, never a third level // of cards (a bare "view note" link said nothing about where it leads). function quoteMini(ref) { @@ -8337,7 +9555,7 @@ export function messagesFeature(ctx) { // key and 16-byte nonce per file, the ciphertext uploaded as an opaque // blob, the key riding inside the (already encrypted) message. The media // host never sees a picture. coinos's own Blossom server stores only sync - // envelopes, so these go to public hosts that take anonymous blobs. + // envelopes, so these go to the configured media hosts or public defaults. const MEDIA_SERVERS = ['https://blossom.ditto.pub', 'https://nostr.download', 'https://blossom.yakihonne.com']; const MEDIA_MAX = 20 * 1024 * 1024; async function encryptFile(file) { @@ -8364,7 +9582,7 @@ export function messagesFeature(ctx) { const auth = id.signer instanceof Uint8Array ? finalizeEvent(evt, id.signer) : await id.signer.signEvent(evt); const header = 'Nostr ' + btoa(JSON.stringify(auth)); const urls = []; - for (const server of MEDIA_SERVERS) { + for (const server of mediaServers(MEDIA_SERVERS)) { try { const r = await fetch(server + '/upload', { method: 'PUT', body: enc.cipher, signal: AbortSignal.timeout(60_000), @@ -8554,7 +9772,7 @@ export function messagesFeature(ctx) { const ref = parseNostrRef(part.slice(6)); if (ref && ref.type === 'addr' && !depth) out.push(addrCard(ref)); else if (ref && ref.type === 'addr') out.push(h('a', { - href: '#', onClick: (e) => { e.preventDefault(); e.stopPropagation(); const c = addrNote(ref); if (c.ev) openNoteThread(c.ev); }, + href: '#', onClick: (e) => { e.preventDefault(); e.stopPropagation(); if (ref.kind === LIVE_KIND) { openLiveRef(ref); return; } const c = addrNote(ref); if (c.ev) openNoteThread(c.ev); }, }, t('noteRefLink'))); else out.push(h('span', { class: 'faint' }, part.slice(6, 18) + '…')); } else if (/^nostr:/i.test(part)) { @@ -8578,7 +9796,7 @@ export function messagesFeature(ctx) { // The header magnifier's search, opened with a name already typed. function openPeopleSearch(q) { - ui.chatOpen = false; ui.profilePk = null; ui.noteThread = null; + ui.chatOpen = false; ui.profilePk = null; ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.userSearch = { q, rows: null }; warmSearch(); userSearcher.update(q); @@ -8899,7 +10117,7 @@ export function messagesFeature(ctx) { const next = (cur ? cur + '\n\n' : '') + ref; ui.profCompose = next; setDraft(POST_DRAFT, next); - ui.noteThread = null; + ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.profilePk = null; ui.chatOpen = true; ui.msgView = 'feed'; @@ -9579,6 +10797,43 @@ export function messagesFeature(ctx) { } // Settings → Nostr: whether clips over the budget play by themselves. + // Settings → Nostr: which device of yours gets group invitations. A Marmot + // inviter (White Noise) picks one of your published keys; the group lands + // on that device alone, and nothing told you which (Adam's invitation sat + // on the phone while he looked on the laptop). + function groupDevicesCard() { + const pk = identityPk(); + let d = ui.wnDevices; + if (!d || d.pk !== pk) { + d = ui.wnDevices = { pk, loading: true }; + whiteNoise().then((c) => (c ? c.devices() : null)).then((r) => { + if (!ui.wnDevices || ui.wnDevices.pk !== pk) return; + ui.wnDevices = r ? { pk, ...r } : { pk, none: true }; + render(); + }).catch(() => { if (ui.wnDevices && ui.wnDevices.pk === pk) { ui.wnDevices = { pk, none: true }; render(); } }); + } + const busy = !!ui.wnOnlyHere; + const state = d.loading ? null : d.none ? t('wnDeviceNone') : d.retired ? t('wnDeviceRetired') : d.published ? t('wnDeviceHere') : t('wnDeviceNone'); + return h('div', { class: 'card col wn-devices-card', style: 'gap:8px' }, + h('h3', {}, t('wnDevicesTitle')), + h('div', { class: 'small faint' }, t('wnDevicesHelp')), + state ? h('div', { class: 'small wn-device-state' }, state) : h('div', { class: 'row gap6' }, h('span', { class: 'spinner sm' })), + !d.loading && d.others ? (d.others.length + ? h('div', { class: 'col small', style: 'gap:2px' }, h('div', {}, t('wnDevicesOthers', { n: d.others.length })), + ...d.others.map((o) => h('div', { class: 'faint wn-device' }, (o.client || t('wnDeviceUnknown')) + ' \u00b7 ' + timeLabel(o.created_at * 1000)))) + : h('div', { class: 'small faint wn-no-others' }, t('wnDevicesNoOthers'))) : null, + h('button', { + class: 'btn-sm wn-only-here', type: 'button', disabled: busy || d.loading || undefined, + onClick: () => { + ui.wnOnlyHere = true; render(); + whiteNoise().then((c) => (c ? c.onlyHere({ interactive: true }) : Promise.reject(new Error('no client')))) + .then((n) => { toast(t('wnOnlyHereDone', { n })); ui.wnDevices = null; }) + .catch(() => toast(t('wnOnlyHereFail'))) + .finally(() => { ui.wnOnlyHere = false; render(); }); + }, + }, t('wnOnlyHere'))); + } + function videosCard() { const on = largeVideosOk(); return h('div', { class: 'card col videos-card', style: 'gap:8px' }, @@ -9888,22 +11143,28 @@ export function messagesFeature(ctx) { if (!ui.reactPick) return null; const ev = ui.reactPick; const close = () => { ui.reactPick = null; render(); }; + // over the media pager (a reaction from a slide): above it, and its + // like button hears the pick + const after = () => { if (pager && pager.cur) pagerCounts(pager.cur); }; return h('div', { - class: 'confirm-pop-backdrop', + class: 'confirm-pop-backdrop' + (pager ? ' over-pager' : ''), onClick: (e) => { if (e.target === e.currentTarget) close(); }, }, h('div', { class: 'card col msg-sheet' }, - reactRow(null, (e2) => { close(); reactTo(ev, e2).catch(() => {}); }), + reactRow(null, (e2) => { close(); reactTo(ev, e2).catch(() => {}).finally(after); setTimeout(after, 50); }), h('button', { class: 'btn-ghost btn-block', onClick: close }, t('back')))); } - function noteRow(pk, ev, name, { open = true, focus = false, joined = false } = {}) { + // context: a reply shows the post it answers above itself (the + // Conversations feed, a profile's Replies tab) — a quote card, which opens + // that post; the reply's own tap opens the thread at the reply. + function noteRow(pk, ev, name, { open = true, focus = false, joined = false, context = false } = {}) { if (ev.kind === REPOST) { const inner = repostInner(ev); if (!inner) return h('div', { class: 'row note-post', style: 'display:none' }); const prev = repostBy; repostBy = ev.pubkey; - try { return noteRow(inner.pubkey, inner, displayName(inner.pubkey), { open, focus, joined }); } + try { return noteRow(inner.pubkey, inner, displayName(inner.pubkey), { open, focus, joined, context }); } finally { repostBy = prev; } } // who reposted this, for its header line (only this row: a quote inside draws none) @@ -9928,6 +11189,7 @@ export function messagesFeature(ctx) { const foreign = ev.kind !== 1 && ev.kind !== ARTICLE && ev.kind !== POLL && ev.kind !== COMMENT && !isVideoEvent(ev) && !zapRec; const altText = foreign ? ((ev.tags.find((x) => x[0] === 'alt') || [])[1] || t('noteForeignKind', { kind: ev.kind })) : null; const isReply = ev.kind === COMMENT || (!foreign && !zapRec && ev.tags.some((x) => x[0] === 'e')); + const parent = context && !foreign && !zapRec ? parentRefOf(ev) : null; const canZap = canZapPk(pk); // an optimistic post mid-publish: visible but not yet a real event — // dimmed, and no thread/reply/zap until its signed self takes over @@ -9967,6 +11229,9 @@ export function messagesFeature(ctx) { h('div', { class: 'note-content' }, reposter ? h('div', { class: 'small faint note-reposted', onClick: (e) => { e.stopPropagation(); openProfile(reposter); } }, h('span', { 'aria-hidden': 'true' }, '\u{1F501} '), t('postRepostedBy', { name: displayName(reposter) })) : null, + parent ? h('div', { class: 'note-context', 'data-context-of': parent.id }, + h('div', { class: 'small faint note-context-label' }, '\u21a9 ' + t('noteReplyingTo')), + quoteCard(parent, 0)) : null, h('div', { class: 'row between note-header', style: 'align-items:center;gap:8px' }, h('div', { class: 'row', style: 'gap:7px;align-items:baseline;min-width:0' }, h('span', { @@ -9976,7 +11241,7 @@ export function messagesFeature(ctx) { onClick: (e) => { e.stopPropagation(); openProfile(pk); }, }, name), h('span', { class: 'small faint', style: 'white-space:nowrap' }, - (isReply ? '↩ ' + t('profReplyTag') + ' · ' : '') + timeLabel(ev.created_at * 1000) + (isReply && !parent ? '↩ ' + t('profReplyTag') + ' · ' : '') + timeLabel(ev.created_at * 1000) + (edited ? ' · ' + t('postEditedTag') : ''))), pending ? null : h('button', { // the overflow stays up here; reply, boost, quote, react and zap @@ -10090,6 +11355,7 @@ export function messagesFeature(ctx) { .find((c) => c.replies.some((e) => e.id === seed.id || e.id === requestedRootId)); if (c) { threadCache.set(requestedRootId, c); + if (adoptRepliesInHand(c) && c.status === 'ready' && !c.prefetched) persistThread(c); if (!prefetch) { c.focusId = seed.id; const wasPrefetched = c.prefetched; @@ -10123,9 +11389,15 @@ export function messagesFeature(ctx) { for (const q of stored?.quotes || []) if (!quoted.get(q.id)?.ev) quoted.set(q.id, { status: 'ready', ev: q, at: Date.now() }); const rootId = stored?.rootId || requestedRootId; c = { status: stored ? 'ready' : 'loading', rootId, focusId: seed.id, prefetched: prefetch, - root: stored?.root || (seed.id === rootId ? seed : null), replies: stored?.replies || [], counts: stored?.counts || {} }; + // a root already in hand (the post a conversation row answers sits in + // the Following feed) paints at once; the relays only fill the replies + root: stored?.root || (seed.id === rootId ? seed : noteInHand(rootId)), replies: stored?.replies || [], counts: stored?.counts || {} }; + // the replies the feed already fetched for the count go in now: the + // thread opens whole for any post that has been on screen + adoptRepliesInHand(c); if (seed.id !== rootId && !c.replies.some((e) => e.id === seed.id)) c.replies.push(seed); c.replies.sort((a, b) => a.created_at - b.created_at); + warmThread([c.root, ...c.replies]); threadCache.set(requestedRootId, c); threadCache.set(rootId, c); if (ui.noteThread?.focusId === seed.id) ui.noteThread.rootId = rootId; @@ -10141,16 +11413,34 @@ export function messagesFeature(ctx) { return [...new Set([...hints, ...sets.flat(), ...NOTE_RELAYS])].slice(0, 12); }; let relays = await relaysFor(c.root || seed); - const [roots, replies] = await Promise.all([ - c.root ? Promise.resolve([]) : queryOn(relays, { ids: [rootId] }, 4000), // a root can be a poll + // Replies go in as they arrive, the page repainted in place (not + // after the slowest relay's EOSE, which used to hold the whole + // thread behind a spinner); the root the moment it is found. + const onScreen = () => ui.noteThread && (ui.noteThread.rootId === c.rootId || ui.noteThread.rootId === requestedRootId); + let paintT = null; + const paint = () => { if (paintT || !onScreen()) return; paintT = setTimeout(() => { paintT = null; if (onScreen()) renderThreadStable(); }, 150); }; + const got = new Set(c.replies.map((e) => e.id)); + const streamed = new Map(); + const take = (e) => { + if (!e || e.id === c.rootId || got.has(e.id)) return; + got.add(e.id); noteForSpam(e); streamed.set(e.id, e); + // painted whole: its face and pictures first (briefly), then the row + warmThread([e], Date.now() + THREAD_ROW_MS).then(() => { + if (c.replies.some((x) => x.id === e.id)) return; + c.replies = [...c.replies, e].sort((a, b) => a.created_at - b.created_at); + paint(); + }); + }; + await Promise.all([ + c.root ? Promise.resolve() : queryOn(relays, { ids: [rootId] }, 4000).then((roots) => { // a root can be a poll + if (!c.root && (roots || [])[0]) { c.root = roots[0]; paint(); } + }), // kind 1 replies, and NIP-22 comments naming it as their root - Promise.all([ - queryOn(relays, { kinds: [1], '#e': [rootId], limit: 80 }, 4500).catch(() => []), - queryOn(relays, { kinds: [COMMENT], '#E': [rootId], limit: 120 }, 4500).catch(() => []), - ]).then(([a, b]) => [...(a || []), ...(b || [])]), + queryStreamOn(relays, { kinds: [1], '#e': [rootId], limit: 80 }, take, 4500).catch(() => {}), + queryStreamOn(relays, { kinds: [COMMENT], '#E': [rootId], limit: 120 }, take, 4500).catch(() => {}), ]); - if (!c.root) c.root = (roots || [])[0] || null; - let all = [...c.replies, ...(replies || [])]; + clearTimeout(paintT); paintT = null; + let all = [...c.replies, ...streamed.values()]; // A client that tags only the note it answered leaves the root // unnamed: what we resolved as the root is itself a reply. Climb — // fetch ITS root and re-root the thread there — a few hops at most. @@ -10203,6 +11493,7 @@ export function messagesFeature(ctx) { } function openNoteThread(ev) { rememberPlace('thread'); + ui.liveStream = null; ui.noteThread = { rootId: rootIdOf(ev), focusId: ev.id, seed: ev, scrollPending: true }; ui.profOverThread = false; // a freshly opened thread goes on top render(); @@ -10329,9 +11620,41 @@ export function messagesFeature(ctx) { return evt; } + // The thread's replies by parent, each note's answers in the order the + // page draws them (yours first, then oldest first); an orphan hangs off + // the root. + function threadTree(c) { + const parentOf = (ev) => { + // a comment's parent is its lowercase e; one answering the root by + // address (an article) has only an a — the root + if (ev.kind === COMMENT) return tagVal(ev, 'e') || c.rootId; + const es = ev.tags.filter((x) => x[0] === 'e'); + const marked = es.find((x) => x[3] === 'reply'); + return (marked || es[es.length - 1] || [])[1] || c.rootId; + }; + const ids = new Set([c.rootId, ...c.replies.map((e) => e.id)]); + const children = new Map(); + for (const ev of c.replies) { + const pid = ids.has(parentOf(ev)) ? parentOf(ev) : c.rootId; + if (!children.has(pid)) children.set(pid, []); + children.get(pid).push(ev); + } + for (const list of children.values()) list.sort((a, b) => (isMe(b.pubkey) - isMe(a.pubkey)) || (a.created_at - b.created_at)); + return children; + } + // The thread's posts in the order the page shows them: the root, then + // the replies down the tree (a hidden one skipped, its answers kept). + function threadOrder(c) { + const children = threadTree(c), out = []; + if (c.root) out.push(c.root); + const walk = (pid) => { for (const ev of children.get(pid) || []) { if (!hidden(ev)) out.push(ev); walk(ev.id); } }; + walk(c.rootId); + return out; + } function threadScreen() { const s = ui.noteThread; const c = threadFor(s.seed); + queueMicrotask(syncMediaPager); // a picture of the thread's opened full screen: the pager over its pictures // the conversation on screen is the best count of its own replies for (const e of c.replies) noteReply(e); const boxUnder = (ev) => !!(s.replying || (s.draft || '').trim()) && (ev.id === s.focusId || (!s.focusId && c.root && ev.id === c.root.id)); @@ -10470,23 +11793,9 @@ export function messagesFeature(ctx) { // under it, a little indented, oldest first — except your own, which go // first among a note's answers, so what you just wrote shows right // under the post instead of at the bottom of a long thread. - const parentOf = (ev) => { - // a comment's parent is its lowercase e; one answering the root by - // address (an article) has only an a — the root - if (ev.kind === COMMENT) return tagVal(ev, 'e') || c.rootId; - const es = ev.tags.filter((x) => x[0] === 'e'); - const marked = es.find((x) => x[3] === 'reply'); - return (marked || es[es.length - 1] || [])[1] || c.rootId; - }; - const ids = new Set([c.rootId, ...c.replies.map((e) => e.id)]); - const children = new Map(); - for (const ev of c.replies) { - const pid = ids.has(parentOf(ev)) ? parentOf(ev) : c.rootId; // an orphan hangs off the root - if (!children.has(pid)) children.set(pid, []); - children.get(pid).push(ev); - } + const children = threadTree(c); const walk = (pid, depth) => { - const list = (children.get(pid) || []).sort((a, b) => (isMe(b.pubkey) - isMe(a.pubkey)) || (a.created_at - b.created_at)); + const list = children.get(pid) || []; for (const ev of list) { if (hidden(ev)) { walk(ev.id, depth); continue; } // its answers keep their place const indent = Math.min(depth, 3) * 14; @@ -10496,8 +11805,10 @@ export function messagesFeature(ctx) { } }; walk(c.rootId, 0); - if (c.status === 'loading') kids.push(h('div', { class: 'row', style: 'justify-content:center;padding:12px' }, h('span', { class: 'spinner sm' }))); - else if (!c.replies.length) kids.push(h('div', { class: 'small faint', style: 'text-align:center;padding:10px 0' }, t('threadNoReplies'))); + // No spinner: the post reads at once and its replies come in whole as + // they arrive (Adam: rather have them pop in than wait to learn there + // are none); "no replies" only once the relays have spoken. + if (c.status !== 'loading' && !c.replies.length) kids.push(h('div', { class: 'small faint', style: 'text-align:center;padding:10px 0' }, t('threadNoReplies'))); if (!boxPlaced) kids.push(replyBox(false)); // A tapped reply deep in a long thread has to be ON SCREEN when the // thread opens — highlighting it somewhere below the fold reads as the @@ -10524,7 +11835,7 @@ export function messagesFeature(ctx) { // (or profile) and its scroll place. A thread opened straight from a // link has nothing of ours under it, so no button that invents one. !ctx.canGoBack || ctx.canGoBack() - ? h('button', { class: 'btn-ghost btn-block', onClick: () => ctx.goBack(() => { ui.noteThread = null; }) }, t('back')) + ? h('button', { class: 'btn-ghost btn-block', onClick: () => ctx.goBack(() => { ui.noteThread = null; ui.liveStream = null; ui.goLive = null; }) }, t('back')) : null, ...noteOverlays()); } @@ -10803,6 +12114,9 @@ export function messagesFeature(ctx) { showLud ? h('div', { class: 'muted small break' }, '⚡ ' + lud16) : null, // the hat pitch lives beside the avatar it decorates mine ? hook('hatShopEntry') : null)), + ui.profEdit ? null : liveBanner(pk), + mine && !ui.profEdit && canGoLive() && !liveNowOf(pk) ? h('button', { class: 'btn-sm go-live-btn', style: 'align-self:flex-start', onClick: openGoLive }, + h('span', { class: 'go-live-dot' }), t('goLive')) : null, // no spinner while the kind 0 loads — prefetch keeps this rare, and // an empty beat reads calmer than a spinner // The bio rides the same renderer as notes: npub mentions become @@ -10929,7 +12243,7 @@ export function messagesFeature(ctx) { // screen router shows an open thread before the chat, so // a reply half-typed under their post used to win here ui.profilePk = null; ui.profOverThread = false; - ui.noteThread = null; ui.userSearch = null; ui.feedEdit = null; + ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.userSearch = null; ui.feedEdit = null; ui.chatOpen = true; ui.msgView = 'dm'; ui.msgPeer = peer; @@ -10943,7 +12257,7 @@ export function messagesFeature(ctx) { // and the Send tab would never appear ui.profilePk = null; ui.profOverThread = false; - ui.noteThread = null; + ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.userSearch = null; ui.chatOpen = false; ctx.showSend({ fresh: true }); @@ -11023,7 +12337,7 @@ export function messagesFeature(ctx) { return h('div', { class: 'col', style: 'gap:8px' }, tabs, h('div', { class: 'card col notes-feed', style: 'gap:0', 'data-key': 'prof-notes:' + tab }, - ...(c.winList = () => c.notes.filter((e) => (profTab(pk) === 'replies') === replyish(e)), windowedRows(c, shown, (ev) => keyed(noteRow(pk, ev, name), ev.id)))), + ...(c.winList = () => c.notes.filter((e) => (profTab(pk) === 'replies') === replyish(e)), windowedRows(c, shown, (ev) => keyed(noteRow(pk, ev, name, { context: profTab(pk) === 'replies' }), ev.id)))), c.loadingMore ? h('div', { class: 'row gap6', style: 'justify-content:center;padding:4px 0' }, h('span', { class: 'spinner sm' })) @@ -11051,11 +12365,13 @@ export function messagesFeature(ctx) { if (!file || !upload) return; ui.postUploading = true; render(); try { - const url = await upload(file); + // (a URL, or what a stream's upload says of it: its type, size, length) + const got = await upload(file); + const url = typeof got === 'string' ? got : got.url; // A post canceled while its upload was in flight must stay canceled. // `false` lets that composer reject the late result without affecting // the reply composer, which shares this helper. - if (place(url) !== false) (ui.postMedia ||= []).push({ url, m: file.type || '' }); + if (place(url) !== false) (ui.postMedia ||= []).push(typeof got === 'string' ? { url, m: file.type || '' } : { m: file.type || '', ...got }); } catch (e) { toast(e.message || String(e)); } ui.postUploading = false; render(); } @@ -11168,7 +12484,9 @@ export function messagesFeature(ctx) { type: 'button', class: 'compose-tool', title: t('feedAttach'), 'aria-label': t('feedAttach'), disabled: !!ui.postUploading, onClick: () => document.getElementById('post-file')?.click(), }, ui.postUploading ? h('span', { class: 'spinner sm' }) : h('span', { style: 'display:flex', html: CLIP })) : null, - gifs.button('post', 'compose-tool gif-btn'))), + gifs.button('post', 'compose-tool gif-btn'), + canGoLive() ? h('button', { type: 'button', class: 'compose-tool go-live-tool', title: t('goLive'), 'aria-label': t('goLive'), onClick: openGoLive }, + h('span', { class: 'go-live-dot' })) : null)), mentionList('.post-input'), ui.postPreview ? draftPreview(text) : null, mediaBar(), @@ -11280,7 +12598,7 @@ export function messagesFeature(ctx) { function toFrontDoor() { rememberReturn(); ui.signinAsk = null; ui.pubProf = null; ui.chatOpen = false; ui.msgView = null; - ui.userSearch = null; ui.profilePk = null; ui.profOverThread = false; ui.noteThread = null; ui.feedRelayEdit = null; + ui.userSearch = null; ui.profilePk = null; ui.profOverThread = false; ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.feedRelayEdit = null; render(); try { window.scrollTo({ top: 0 }); } catch {} } @@ -11399,7 +12717,10 @@ export function messagesFeature(ctx) { // it), built outside the morph so a repaint never restarts a playing clip. const MEDIA_MODE_KEY = 'coinos-feed-media'; let mediaMode = 'all'; - try { const m = localStorage.getItem(MEDIA_MODE_KEY); if (m === 'images' || m === 'videos' || m === 'articles') mediaMode = m; } catch {} + try { const m = localStorage.getItem(MEDIA_MODE_KEY); if (m === 'replies' || m === 'images' || m === 'videos' || m === 'articles') mediaMode = m; } catch {} + // Notes and Conversations are lists of posts (the feed's own state, or its + // Conversations view); the rest are grids read from the media index. + const listView = () => mediaMode === 'all' || mediaMode === 'replies'; const mediaKey = (it) => it.ev.id + '|' + it.url; // the picture an imeta tag names for a clip (NIP-92 `image`), if any const posterOf = (ev, url) => { @@ -11424,7 +12745,7 @@ export function messagesFeature(ctx) { const key = mediaIdxKey(feedId); let r = mediaIdx.get(key); if (r) return r; - r = { key, images: new Map(), videos: new Map(), articles: new Map(), art: { until: 0, end: 0, empty: 0, head: 0 }, checked: new Set(), until: 0, end: false, empty: 0, loaded: false }; + r = { key, replies: !!(feedDef(feedId) || {}).replies, images: new Map(), videos: new Map(), articles: new Map(), art: { until: 0, end: 0, empty: 0, head: 0 }, checked: new Set(), until: 0, end: false, empty: 0, loaded: false }; mediaIdx.set(key, r); loadMediaIndex(key).then(async (rec) => { if (rec) { @@ -11435,17 +12756,13 @@ export function messagesFeature(ctx) { if (rec.art.until && (!r.art.until || rec.art.until < r.art.until)) r.art.until = rec.art.until; if (rec.art.end && Date.now() - rec.art.end < 86_400_000) r.art.end = r.art.end || rec.art.end; } - // the bottom of a feed is looked for again after a day (a relay - // added, a follow back-filled) - // (only an end confirmed by repeated empty answers: one empty - // answer was a timeout as often as the bottom, and held for a day) - if (rec.end && rec.endSure && Date.now() - rec.end < 86_400_000) r.end = r.end || rec.end; + // (the bottom of a feed isn't kept: see crawlMedia) } // kept frames first, so the first paint of the grid is pictures await Promise.all([warmVideoThumbs([...r.videos.values()]), warmTileThumbs([...r.images.values()].flatMap((e) => noteMediaUrls(e.content)))]); r.loaded = true; - if (mediaMode !== 'all') scheduleRepaint(); + if (!listView()) scheduleRepaint(); }); return r; } @@ -11454,7 +12771,7 @@ export function messagesFeature(ctx) { r.saveT = setTimeout(() => { const list = (m) => [...m.values()].sort((a, b) => b.created_at - a.created_at); saveMediaIndex(r.key, { images: list(r.images), videos: list(r.videos), articles: list(r.articles), - art: { until: r.art.until, end: r.art.end }, until: r.until, end: r.end, endSure: !!r.end }); + art: { until: r.art.until, end: r.art.end }, until: r.until }); }, 1500); } // file the posts that carry media; each post is looked at once @@ -11463,7 +12780,7 @@ export function messagesFeature(ctx) { for (const e of evs) { if (r.checked.has(e.id)) continue; r.checked.add(e.id); - if (!FEED_KINDS.includes(e.kind) || isReply(e)) continue; + if (r.replies ? !replyish(e) : !FEED_KINDS.includes(e.kind) || isReply(e)) continue; for (const kind of ['images', 'videos']) if (!r[kind].has(e.id) && hasMediaOf(e, kind)) { r[kind].set(e.id, e); n++; } } if (n) saveMediaIdx(r); @@ -11473,17 +12790,20 @@ export function messagesFeature(ctx) { // time, no waiting on avatars, pictures and link cards (the grid shows // none of that), and the feed's own page of posts left as it was. let mediaCrawling = null; - function crawlMedia(c = feedNow()) { + function crawlMedia(c = feedNow(), kind = mediaMode === 'videos' ? 'videos' : 'images') { const def = feedDef(c.id); if (!def || !feedHasQuery(def)) return Promise.resolve(); if (def.curated) return loadOlderFeed(); // a curated feed pages its own way const r = mediaIndex(c.id); + // A grid is never at its end (Adam, 2026-10-17: "I should never be all + // caught up"): the bottom it found — the relays answering empty — is + // looked past again a few minutes on. + if (r.end && Date.now() - r.end > 300_000) { r.end = false; r.empty = 0; } if (!r.loaded || r.end || mediaCrawling) return mediaCrawling || Promise.resolve(); mediaCrawling = (async () => { scheduleRepaint(); // Clips are rare (one post in a hundred, on a busy relay), so a crawl // keeps reading pages until it has found a few, or read several. - const kind = mediaMode === 'videos' ? 'videos' : 'images'; const had = r[kind].size; for (let pass = 0; pass < 5 && r[kind].size - had < 6; pass++) { const from = [r.until, c.notes.at(-1)?.created_at].filter(Boolean); @@ -11495,9 +12815,13 @@ export function messagesFeature(ctx) { noteForSpam(ev); indexMedia(r, [ev]); }; - try { await feedPass({ until, limit: 100 }, { sink }, c); } catch {} + try { await feedPass({ until, limit: 100 }, { sink }, c, FEED_KINDS, FEED_LIMIT, r.deep ? TOPIC_ARCHIVE_RELAYS : null); } catch {} if (c.stopped) break; if (saw) { r.empty = 0; r.until = Math.min(oldest, until); continue; } + // Nothing older on the feed's relays: the big ones keep days, so + // the history goes on on the archive relays, which keep years (the + // grid stopped at five clips, "all caught up") + if (!r.deep) { r.deep = true; pass--; continue; } // an empty answer is the bottom only when it repeats: a relay that // timed out, or a socket the phone froze, answers empty too if (++r.empty >= 3) { r.end = Date.now(); break; } @@ -11617,7 +12941,7 @@ export function messagesFeature(ctx) { if (res) { videoThumbs.set(url, URL.createObjectURL(await res.blob())); found++; } } } catch {} - if (found && mediaMode !== 'all') scheduleRepaint(); + if (found && !listView()) scheduleRepaint(); } function keepVideoThumb(v, url) { if (videoThumbs.has(url)) return Promise.resolve(true); @@ -11729,6 +13053,68 @@ export function messagesFeature(ctx) { pumpFrames(); return task; } + // ---- the pager's first-frame posters ------------------------------------- + // The clip ahead holds its own first frame — full size, frame 0, drawn + // from the opening of the file (the bytes headStart put in the cache, + // read again by range) — so a flick to it glides onto the very picture + // the player will show first, and the player's frame replaces it with no + // visible change. (Adam, 2026-10-16: "could we actually have the next + // image or video scroll in while the previous scrolls out? Right now it + // goes black before the next one scrolls in.") A dozen are kept, the + // oldest let go; the tile's kept frame (480px, at 0.1 s) is made from the + // same decode when the tile has none yet. + const PAGER_POSTERS = 12, POSTER_W = 1100; + const pagerPosters = new Map(); // url -> object URL, oldest first + const posterGrabs = new Map(); // url -> promise + function pagerPoster(url) { + if (pagerPosters.has(url)) { const p = pagerPosters.get(url); pagerPosters.delete(url); pagerPosters.set(url, p); return Promise.resolve(p); } + if (posterGrabs.has(url)) return posterGrabs.get(url); + const task = probeVideo(url).then(() => grabPoster(url)).catch(() => null).finally(() => posterGrabs.delete(url)); + posterGrabs.set(url, task); + return task; + } + async function grabPoster(url) { + const d = videoInfo.get(url) || {}; + if (!d.probed || !d.faststart || !d.ranges || frameFailed.has(url) || (d.moovEnd || 0) + FRAME_BYTES_AFTER > FRAME_BYTES_MAX) return null; + // no more of the file than the head start fetched: the bytes come from the cache + const last = Math.min((d.moovEnd || 200_000) + FRAME_BYTES_AFTER, Math.max(HEAD_MIN, headStartBytes(url))) - 1; + let r; + try { r = await fetch(url, { headers: { Range: 'bytes=0-' + last }, signal: AbortSignal.timeout(20_000) }); } + catch { r = await fetch(url, { headers: { Range: 'bytes=0-' + last }, cache: 'no-store', signal: AbortSignal.timeout(20_000) }); } // a cached copy without CORS headers (Primal's bucket) + if (r.status !== 206 && !(r.ok && d.size && d.size <= last + 1)) { try { r.body.cancel(); } catch {} return null; } + const blob = new Blob([await r.arrayBuffer()], { type: (r.headers.get('content-type') || '').startsWith('video/') ? r.headers.get('content-type') : 'video/mp4' }); + const src = URL.createObjectURL(blob); + const v = document.createElement('video'); + v.muted = true; v.playsInline = true; v.preload = 'auto'; + try { + const shown = await new Promise((resolve) => { + const timer = setTimeout(() => resolve(v.readyState >= 2), 6000); + v.onloadeddata = () => { clearTimeout(timer); resolve(true); }; + v.onerror = () => { clearTimeout(timer); resolve(false); }; + v.src = src; + }); + if (!shown || !v.videoWidth) return null; + const w = Math.min(POSTER_W, v.videoWidth), hh = Math.round(w * v.videoHeight / v.videoWidth); + const cv = document.createElement('canvas'); + cv.width = w; cv.height = hh; + cv.getContext('2d').drawImage(v, 0, 0, w, hh); + const out = await new Promise((resolve) => cv.toBlob(resolve, 'image/jpeg', 0.9)); + if (!out) return null; + const p = URL.createObjectURL(out); + pagerPosters.set(url, p); + while (pagerPosters.size > PAGER_POSTERS) { const k = pagerPosters.keys().next().value; try { URL.revokeObjectURL(pagerPosters.get(k)); } catch {} pagerPosters.delete(k); } + // the tile's frame too, from the same decode, when it has none + if (!videoThumbs.has(url)) { + await new Promise((resolve) => { const t = setTimeout(resolve, 3000); v.onseeked = () => { clearTimeout(t); resolve(); }; try { v.currentTime = 0.1; } catch { clearTimeout(t); resolve(); } }); + await keepVideoThumb(v, url).catch(() => {}); + } + return p; + } finally { + v.onloadeddata = v.onseeked = v.onerror = null; + try { v.removeAttribute('src'); v.load(); } catch {} + URL.revokeObjectURL(src); + } + } function pumpFrames() { while (frameGrabbing < 2 && frameQueue.length) { const { url, resolve } = frameQueue.shift(); @@ -11768,11 +13154,42 @@ export function messagesFeature(ctx) { // stand taller than they're wide. A clip of unknown shape is measured // (the header probe, or a player when the index sits at the end of a // file a server serves in ranges) and joins once it's known to qualify. - function verticalClip(url) { + // ---- which clips fit the screen ----------------------------------------- + // The Videos view and the pager show the clips the screen's way round: tall + // ones on a phone held upright, wide ones held sideways (or on a desktop + // window), a square either way — unless the reader asks for all shapes + // (remembered on this device). (Adam, 2026-10-16: "only show vertical + // videos by default on a phone that's in vertical orientation and only + // horizontal videos if the phone is in landscape but have some kind of + // control to toggle the ability to see all videos".) + const CLIPS_FIT_KEY = 'coinos-clips-fit'; // 'all', or unset: the screen's way round + const clipsAll = () => { try { return localStorage.getItem(CLIPS_FIT_KEY) === 'all'; } catch { return false; } }; + const setClipsAll = (all) => { try { if (all) localStorage.setItem(CLIPS_FIT_KEY, 'all'); else localStorage.removeItem(CLIPS_FIT_KEY); } catch {} }; + const screenTall = () => window.innerHeight >= window.innerWidth; + const clipShape = (url) => { const d = videoInfo.get(url) || {}; const k = d.w && d.h ? d : videoDims.get(url) || mediaReady.get(url); const w = k && (k.w || k.width), hh = k && (k.h || k.height); - if (w && hh) return hh > w; + return w && hh ? (hh > w ? 'tall' : hh < w ? 'wide' : 'square') : null; + }; + // true/false, or null while the clip's shape isn't known + const clipFits = (url) => { if (clipsAll()) return true; const sh = clipShape(url); return sh === null ? null : sh === 'square' || sh === (screenTall() ? 'tall' : 'wide'); }; + const clipsLabel = () => t(clipsAll() ? 'clipsAll' : screenTall() ? 'clipsTall' : 'clipsWide'); + // the toggle: in the pager's top bar only (over the grid it sat oddly + // apart from the chips); the grid follows the same setting + function clipsToggle(cls, after) { + return h('button', { class: cls, type: 'button', title: t('clipsToggleTitle'), onClick: (e) => { + e.stopPropagation(); + setClipsAll(!clipsAll()); + for (const b of document.querySelectorAll('.mp-fit')) b.textContent = clipsLabel(); + if (after) after(); + if (mediaMode === 'videos') scheduleRepaint(); + } }, clipsLabel()); + } + function fitClip(url) { + const f = clipFits(url); + if (f !== null) return f; + const d = videoInfo.get(url) || {}; if (!probeFailedLately(d) && !(d.probed && (!d.ranges || videoUnknown.has(url)))) measureClip(url); return false; } @@ -11795,7 +13212,7 @@ export function messagesFeature(ctx) { // a grid shows the picture itself — no warning to fold it behind if (curated ? notForPublic(ev) : modOn('sensitive') && sensitiveWhy(ev) !== null && !isMe(ev.pubkey)) continue; if (kind === 'videos') learnVideoMeta(ev); - const urls = kind === 'videos' ? clipUrlsOf(ev).filter(verticalClip) + const urls = kind === 'videos' ? clipUrlsOf(ev).filter(fitClip) : noteMediaUrls(ev.content).filter((u) => !u.startsWith('https://i.ytimg.com/')); for (const url of urls) { const it = { ev, url }; @@ -11846,11 +13263,22 @@ export function messagesFeature(ctx) { const inFeed = ui.chatOpen && ui.msgView === 'feed' && !ui.profilePk && !ui.noteThread && feed && !feed.stopped && feed.winList; return inFeed && el && el.closest ? el.closest('.notes-feed > [data-key]')?.getAttribute('data-key') || null : null; } - // the page the row is on: the feed, or a person's timeline (their - // profile page) — the pager runs over that page's pictures (or clips) + // the page the row is on: the feed, a person's timeline (their profile + // page) or a thread — the pager runs over that page's pictures (or clips) const onProfilePage = () => !!ui.profilePk && (!ui.noteThread || ui.profOverThread); + const onThreadPage = () => !!ui.noteThread && !onProfilePage(); + // the thread on screen, by its root — the key a thread pager is tied to + const threadPageId = () => (onThreadPage() && (threadCache.get(ui.noteThread.rootId) || threadCache.get(rootIdOf(ui.noteThread.seed)))?.rootId) || null; + // a thread as a list the pager can read (feedMediaItems), in the page's order + const threadNotes = (c) => ({ notes: threadOrder(c), shown: c.replies.length + 1 }); function pageRowOf(el) { - const rowId = el && el.closest ? el.closest('.notes-feed > [data-key]')?.getAttribute('data-key') || null : null; + if (!el || !el.closest) return null; + if (onThreadPage()) { + const rowId = el.closest('.thread-page [data-zap-post]')?.getAttribute('data-zap-post') || null; + const tid = threadPageId(); + return rowId && tid ? { c: threadNotes(threadCache.get(tid)), rowId, profile: null, thread: tid } : null; + } + const rowId = el.closest('.notes-feed > [data-key]')?.getAttribute('data-key') || null; if (!rowId) return null; if (onProfilePage()) { const c = notesCache.get(ui.profilePk); return c && c.winList ? { c, rowId, profile: ui.profilePk } : null; } return feedRowOf(el) ? { c: feed, rowId, profile: null } : null; @@ -11860,6 +13288,13 @@ export function messagesFeature(ctx) { // as the reader nears the end. The media grid's pager has no source here. function pagerSource(p = pager) { if (!p) return null; + if (p.thread) { + // a thread's pictures: the root's and its replies', as the page lists + // them — all here already, nothing more to fetch + const c = threadCache.get(p.thread); + return c ? { c: threadNotes(c), thread: p.thread, items: (kind) => feedMediaItems(threadNotes(c), kind), more: async () => {}, done: () => true, + live: () => threadPageId() === p.thread } : null; + } if (p.profile) { const c = notesCache.get(p.profile); return c ? { c, profile: p.profile, items: (kind) => feedMediaItems(c, kind), more: () => loadOlderNotes(p.profile), done: () => !!c.end && !c.loadingMore, @@ -11870,14 +13305,17 @@ export function messagesFeature(ctx) { } // A picture tapped in the feed opens in the media pager, on that picture, // with the feed's other pictures a swipe (or an arrow) away, the way the - // media grid's are. On any other page — a thread, a profile, a chat — the - // picture opens alone, as before. + // media grid's are; on a profile page over that person's pictures, and on + // a thread over the thread's (Adam, 2026-10-16: the same viewer wherever + // a picture is opened from — a thread's opened alone and a tap on it + // closed it, with no caption or controls). Elsewhere — a chat, a face — + // the picture opens alone. function openPicture(url, e) { try { const at = pageRowOf(e && e.target); if (at) { - const it = feedMediaItems(at.c, 'images').find((x) => x.row.id === at.rowId && x.url === url); - if (it) { openMediaPager('images', mediaKey(it), { fromFeed: !at.profile, profile: at.profile }); return; } + const it = feedMediaItems(at.c, 'images').find((x) => (x.row.id === at.rowId || x.ev.id === at.rowId) && x.url === url); + if (it) { openMediaPager('images', mediaKey(it), { fromFeed: !at.profile && !at.thread, profile: at.profile, thread: at.thread || null }); return; } } } catch {} ctx.openImage && ctx.openImage(url); @@ -11887,16 +13325,26 @@ export function messagesFeature(ctx) { // (what the player's own full screen did). The screen isn't turned for a // wide clip — Adam would rather it play with bars and turn the phone // himself — so it follows the phone throughout. - function openClip(v, url) { + // The pager's item for a clip on the page, if the pager has it: a clip in + // the post a reply answers (its "Replying to" card) isn't one of the + // feed's own, and gets the browser's full screen instead. + function clipItem(v, url) { try { const on = pageRowOf(v); - if (!on) return false; - const it = feedMediaItems(on.c, 'videos').find((x) => x.row.id === on.rowId && x.url === url); - if (!it) return false; + if (!on) return null; + const it = feedMediaItems(on.c, 'videos').find((x) => (x.row.id === on.rowId || x.ev.id === on.rowId) && x.url === url); + return it ? { on, it } : null; + } catch { return null; } + } + function openClip(v, url) { + try { + const found = clipItem(v, url); + if (!found) return false; + const { on, it } = found; tappedClips.add(url); // asked for by hand: no tap-to-play cover const at = v.currentTime || 0; v.pause(); - openMediaPager('videos', mediaKey(it), { fromFeed: !on.profile, profile: on.profile, at }); + openMediaPager('videos', mediaKey(it), { fromFeed: !on.profile && !on.thread, profile: on.profile, thread: on.thread || null, at }); pagerFullscreen(); return true; } catch { return false; } @@ -11927,15 +13375,38 @@ export function messagesFeature(ctx) { if (fsElement() === document.documentElement) exitFs(); } // The words of the post, without the links to the media it carries. - function mediaCaption(ev) { + function mediaCaption(ev, raw = false) { let s = isVideoEvent(ev) ? videoEventText(ev) : String(ev.content || ''); s = s.replace(new RegExp(MD_LINK, 'gi'), (m) => (MD_PARTS.exec(m)?.[1] ? '' : m)); for (const u of [...noteMediaUrls(s), ...noteVideoUrls(s)]) s = s.split(u).join(''); - return plainExcerpt(s); + return raw ? s.replace(/\s+/g, ' ').trim() : plainExcerpt(s); + } + // The pager's caption: the post's words with their names, tags and links + // live (a plain excerpt left "@NostrValley" dead — Adam, 2026-10-16). A + // tap on a name, a tag or a note reference leaves the pager, and the full + // screen with it, before going where it goes; a link to the web opens in + // its own tab and the pager stays. A tap anywhere else on the caption + // leaves the pager and opens the post ("clicking anywhere on the caption + // that's not a link should take me out of fullscreen and take me to the + // post"), where the whole of a long caption reads. + function captionNode(ev, text) { + const el = h('div', { class: 'mp-caption' }, ...noteBody(text, 2, noteEmojiTags(ev))); + el.addEventListener('click', (e) => { + const a = e.target && e.target.closest ? e.target.closest('a') : null; + if (a && /^https?:/i.test(a.getAttribute('href') || '')) { e.stopPropagation(); return; } + leavePager(); + if (a) return; // the link's own handler opens the name, the tag, the note + e.stopPropagation(); e.preventDefault(); + openNoteThread(ev); + }, true); + return el; } function setMediaMode(m) { mediaMode = m; try { localStorage.setItem(MEDIA_MODE_KEY, m); } catch {} + // Notes ↔ Conversations: another feed state (the view's), entered like + // a switch of feed — its watch, its fresh counter — with no change of chip + if (listView() && feedDef(curFeedId)) selectFeed(curFeedId); render(); try { window.scrollTo({ top: 0 }); } catch {} } @@ -11945,7 +13416,7 @@ export function messagesFeature(ctx) { onClick: () => setMediaMode(m), }, label); return h('div', { class: 'row media-modes', 'data-key': 'media-modes' }, - b('all', t('mediaAll')), b('images', t('mediaImages')), b('videos', t('mediaVideos')), b('articles', t('mediaArticles'))); + b('all', t('mediaAll')), b('replies', t('mediaConversations')), b('images', t('mediaImages')), b('videos', t('mediaVideos')), b('articles', t('mediaArticles'))); } function mediaGrid(c) { const items = mediaItems(c, mediaMode); @@ -12054,13 +13525,13 @@ export function messagesFeature(ctx) { // `fromFeed`: opened from a picture or clip in the feed (its pictures or // clips, in the feed's order), rather than from the media grid; `at`: where // the clip it opened on was, so it carries on from there - function openMediaPager(kind, start, { fromFeed = false, profile = null, at = 0 } = {}) { + function openMediaPager(kind, start, { fromFeed = false, profile = null, thread = null, at = 0 } = {}) { // the page's own players stop: the pager's is the one to hear for (const v of document.querySelectorAll('video')) { try { v.pause(); } catch {} } for (const f of document.querySelectorAll('.yt-embed[data-playing] iframe')) { try { f.contentWindow.postMessage(JSON.stringify({ event: 'command', func: 'pauseVideo', args: [] }), '*'); f.closest('.yt-embed')._pausedByUs = true; } catch {} } - ui.mediaPager = { kind, start, feed: curFeedId, fromFeed, profile, at }; + ui.mediaPager = { kind, start, feed: curFeedId, fromFeed, profile, thread, at }; render(); } const closeMediaPager = () => ctx.closeLayer('mediaPager'); @@ -12079,6 +13550,15 @@ export function messagesFeature(ctx) { // the pop that closes it lands on a later turn: the glide waits for the feed let tries = 0; const go = () => { + if (src.thread) { + // a thread's post is drawn already (no window): just bring it on screen if it isn't + if (ui.mediaPager) { if (++tries < 90) requestAnimationFrame(go); return; } + if (!src.live()) return; + const el = document.querySelector('.thread-page [data-zap-post="' + CSS.escape(rowId) + '"]'); + const r = el && el.getBoundingClientRect(); + if (r && (r.top < 0 || r.bottom > window.innerHeight)) window.scrollTo(0, Math.max(0, window.scrollY + r.top - 8)); + return; + } if (ui.mediaPager || !document.querySelector('.notes-feed')) { if (++tries < 90) requestAnimationFrame(go); return; } landOnPost(src, rowId); }; @@ -12132,10 +13612,11 @@ export function messagesFeature(ctx) { let pagerLoud = true; // sound on, unless the browser said no without a tap function syncMediaPager() { const m = ui.mediaPager; - const want = m && (m.profile ? onProfilePage() && ui.profilePk === m.profile && notesCache.has(m.profile) + const want = m && (m.thread ? threadPageId() === m.thread + : m.profile ? onProfilePage() && ui.profilePk === m.profile && notesCache.has(m.profile) : ui.chatOpen && ui.msgView === 'feed' && !ui.profilePk && !ui.noteThread) ? m : null; if (!want) { if (pager) dropPager(); return; } - if (pager && (pager.kind !== want.kind || pager.fromFeed !== !!want.fromFeed || pager.profile !== (want.profile || null))) dropPager(); + if (pager && (pager.kind !== want.kind || pager.fromFeed !== !!want.fromFeed || pager.profile !== (want.profile || null) || pager.thread !== (want.thread || null))) dropPager(); if (!pager) buildPager(want); else growPager(); } @@ -12158,8 +13639,10 @@ export function messagesFeature(ctx) { const zp = pendingOf(ev.id); const sats = s.sats + (zp ? zp.sats : 0); const like = slide.querySelector('.mp-like'), zap = slide.querySelector('.mp-zap'); - like.classList.toggle('on', !!myReactOn(ev.id)); - like.querySelector('.i').innerHTML = I_HEART(!!myReactOn(ev.id)); + const mine = myReactOn(ev.id); + like.classList.toggle('on', !!mine); + if (mine) like.querySelector('.i').replaceChildren(postReactNode(mine)); // the emoji chosen, a picture for a :code: + else like.querySelector('.i').innerHTML = I_HEART(false); like.querySelector('.n').textContent = s.likes ? String(s.likes) : ''; zap.classList.toggle('on', sats > 0); const replies = replyCount(ev.id); @@ -12169,11 +13652,40 @@ export function messagesFeature(ctx) { function pagerSlide(it) { const { ev, url } = it; const video = pager.kind === 'videos'; + // A picture flies in as the feed's copy of it (1100px wide, decoded + // already if the feed painted it; else the server's, cached at the CDN) + // and is sharpened to the original once it comes to rest (pagerSharpen). + // Originals as they passed — camera files, several megapixels each — + // decoded on the main thread and were uploaded as textures mid-flight, + // and the flight stuttered (Adam, 2026-10-16: "a bit of choppiness as + // they scroll"). A copy that fails falls back to the original. + const quick = !video && !/\.gif(\?|$)/i.test(url) ? (mediaReady.get(url) || {}).thumb || serverPic(url, 'col') || url : url; + // A clip that will play by itself has no poster: every poster there is + // (the kept frame, a post's imeta picture, the server's) is 480px wide + // and taken at some moment of the clip, so it showed for a beat, soft + // and not quite the first frame, and the clip's own first frame + // replaced it — a flash on every flick (Adam, 2026-10-16: "if we're + // auto playing let's not show the thumbnail let's just start on the + // first frame of the video"). The slide is the pager's black until the + // player, whose opening is in the cache by then (headStart), has its + // first frame. (Giving the next clip's player its file ahead of time + // was tried: it pulled the whole file down.) On a connection to be + // careful with the poster stays: the clip may never load (a heavy one + // waits for a tap), and the still is what there is. const media = video ? h('video', { class: 'mp-media', 'data-src': url, loop: true, playsinline: true, preload: 'none', - poster: videoThumbs.get(url) || posterOf(ev, url) || (videoInfo.get(url) || {}).image || serverThumb(url) }) - : h('img', { class: 'mp-media', 'data-src': url, alt: '', draggable: 'false' }); - const caption = mediaCaption(ev); + poster: frugalData() ? videoThumbs.get(url) || posterOf(ev, url) || (videoInfo.get(url) || {}).image || serverThumb(url) : undefined }) + : h('img', { class: 'mp-media', 'data-src': quick, 'data-full': url, alt: '', draggable: 'false', decoding: 'async', + onError: (e) => { + const m = e.currentTarget; + if ((m.getAttribute('src') || '') !== url) { m.setAttribute('data-src', url); m.setAttribute('src', url); return; } + // the original is gone too (its host down, the file deleted): say + // so, in place of the browser's broken-picture glyph + let host = ''; try { host = new URL(url).hostname; } catch {} + m.closest('.mp-slide').classList.add('mp-gone'); + m.insertAdjacentElement('afterend', h('div', { class: 'mp-missing' }, h('div', { class: 'mp-missing-ico' }, '🖼'), h('div', {}, t('mediaPicGone')), host ? h('div', { class: 'small muted' }, host) : null)); + } }); + const caption = mediaCaption(ev, true); const stop = (fn) => (e) => { e.stopPropagation(); fn(e); }; const slide = h('div', { class: 'mp-slide', 'data-k': mediaKey(it) }, media, @@ -12181,12 +13693,14 @@ export function messagesFeature(ctx) { h('div', { class: 'mp-left' }, h('button', { class: 'mp-author', type: 'button', onClick: stop(() => { leavePager(); openProfile(ev.pubkey); }) }, avatar(ev.pubkey, 'chat-avatar mini', false), h('span', {}, displayName(ev.pubkey))), - caption ? h('div', { class: 'mp-caption', onClick: stop((e) => e.currentTarget.classList.toggle('open')) }, caption) : null), + caption ? captionNode(ev, caption) : null), h('div', { class: 'mp-counts' }, + // as in the feed: a tap picks how you feel about it (the emoji + // sheet, over the pager), a tap again takes it back h('button', { class: 'mp-like', type: 'button', 'aria-label': t('postLike'), onClick: stop(() => { if (signinAsk()) { leavePager(); render(); return; } - (myReactOn(ev.id) ? unreact(ev) : reactTo(ev, '❤️')).catch(() => {}).finally(() => pagerCounts(slide)); - setTimeout(() => pagerCounts(slide), 50); + if (myReactOn(ev.id)) { unreact(ev).catch(() => {}).finally(() => pagerCounts(slide)); setTimeout(() => pagerCounts(slide), 50); return; } + ui.reactPick = ev; render(); }) }, h('span', { class: 'i', html: I_HEART(false) }), h('span', { class: 'n' })), // the post itself, as the feed would open it: the whole text, the replies h('button', { class: 'mp-post', type: 'button', 'aria-label': t('mediaOpenPost'), title: t('mediaOpenPost'), onClick: stop(() => { @@ -12266,7 +13780,13 @@ export function messagesFeature(ctx) { // post), each a row of its pictures or clips — its quotes' too — side by // side (left and right go within it). Its slides, in reading order: const pagerSlides = () => (pager ? [...pager.scroller.querySelectorAll('.mp-slide')] : []); - const pagerGroups = () => (pager ? [...pager.scroller.querySelectorAll(':scope > .mp-group')] : []); + // the posts in the carousel: those on offer (a clip's post waits out of it + // until it is ready to play, and a clip the wrong way round for the screen + // is kept out — see pagerReveal, pagerFit), or every one built (all) + const PAGER_ON = '.mp-group:not(.mp-wait):not(.mp-off)'; + const pagerGroups = (all = false) => (pager ? [...pager.scroller.querySelectorAll(':scope > ' + (all ? '.mp-group' : PAGER_ON))] : []); + // the posts found: the ready ones and those still warming, not those kept out for their shape + const pagerFound = () => (pager ? [...pager.scroller.querySelectorAll(':scope > .mp-group:not(.mp-off)')] : []); // the slide a post's row rests on const rowSlide = (g) => { const row = g && g._row; if (!row || !row.children.length) return null; return row.children[Math.min(row.children.length - 1, Math.round(row.scrollLeft / (row.clientWidth || 1)))]; }; // bring a slide to the screen: its post, and within it, the slide @@ -12280,19 +13800,39 @@ export function messagesFeature(ctx) { // along (the next in this post), and the post after next function pagerAhead(slide) { const out = []; - const nextGroup = (g) => { let n = g && g.nextElementSibling; while (n && !n.classList.contains('mp-group')) n = n.nextElementSibling; return n; }; + // (a post kept out for its shape is passed over: nothing to ready there) + const nextGroup = (g) => { let n = g && g.nextElementSibling; while (n && (!n.classList.contains('mp-group') || n.classList.contains('mp-off'))) n = n.nextElementSibling; return n; }; const g1 = nextGroup(slide.closest('.mp-group')), g2 = nextGroup(g1); const down = g1 && rowSlide(g1); if (down) out.push(down); if (slide.nextElementSibling) out.push(slide.nextElementSibling); const down2 = g2 && rowSlide(g2); if (down2) out.push(down2); + const prevGroup = (g) => { let n = g && g.previousElementSibling; while (n && (!n.classList.contains('mp-group') || n.classList.contains('mp-off'))) n = n.previousElementSibling; return n; }; + const up = prevGroup(slide.closest('.mp-group')), back = up && rowSlide(up); + if (back) out.push(back); // (the one before: ready again for the swipe back) return out; } function pagerAttach(slide) { const m = slide.querySelector('.mp-media'); if (m && !m.getAttribute('src')) m.setAttribute('src', m.tagName === 'VIDEO' ? playSrc(m.getAttribute('data-src')) : m.getAttribute('data-src')); } + // The slide at rest gets its picture's original — fetched and decoded + // aside first, then swapped in (same box, same aspect: nothing moves) — + // a moment after landing, so a quick page past it costs nothing. + function pagerSharpen(slide) { + const m = slide && slide.querySelector('img.mp-media'); + const full = m && m.getAttribute('data-full'); + if (!full || m.getAttribute('src') === full || m._sharp) return; + m._sharp = setTimeout(() => { + m._sharp = 0; + if (!pager || pager.cur !== slide) return; + const im = new Image(); + im.decoding = 'async'; + im.onload = () => { const go = () => { if (pager && m.isConnected && m.getAttribute('src') !== full) { m.setAttribute('data-src', full); m.setAttribute('src', full); } }; (im.decode ? im.decode().then(go, go) : go()); }; + im.src = full; + }, 300); + } function pagerRelease(slide) { const m = slide.querySelector('video.mp-media'); if (m && m.getAttribute('src')) { try { m.pause(); m.removeAttribute('src'); m.load(); } catch {} } @@ -12318,6 +13858,8 @@ export function messagesFeature(ctx) { slides.forEach((s, j) => { const k = ahead.indexOf(s); if (Math.abs(j - i) <= 2 || k >= 0) slidePoster(s); + // the slides around the reader (and the one landed on) hold their clip's first frame + if (eager && ((j > i && j - i <= 5) || (j < i && i - j <= 3) || k >= 0) && !(j === i && pager.at && slide.getAttribute('data-k') === pager.start)) slideFrame(s, k); if (j === i) return; const v = s.querySelector('video.mp-media'); if (eager && k >= 0) { @@ -12336,6 +13878,56 @@ export function messagesFeature(ctx) { }); for (const s of slides.slice(i + 2, i + 4)) probeVideo(s.querySelector('video.mp-media').getAttribute('data-src')); } + // A slide near the reader holds its clip's first frame as its poster, so + // a flick glides onto the very picture the player shows first and the + // player takes over with no visible change — and a slide left behind + // (its player let go) keeps it for the swipe back. Some slides came up + // black until the player had its frame: the frame drawn here needed the + // next clip's cached opening, a file led by its index and a host that + // allows the read, and only the next clip had one at all — not the one + // before, not a flight's landing (Adam, 2026-10-16: "i'm still seeing + // mostly black between some videos and then they suddenly appear when + // it starts playing"). The server's first frame (vmedia first.jpg: frame + // 0 at full size, any host, any layout, cached at the CDN) is the first + // choice, fetched and decoded aside and put on the slide when it is + // ready; the frame drawn here is the fallback for the next clip. A clip + // with neither gets no picture at all — and so stays out of the carousel + // (pagerReveal): the post's own still, put up meanwhile, was often not + // the clip's first frame, and the swap from one to the other jarred + // (Adam, 2026-10-17: "i don't want to show posters and then switch to + // the first frame … could we just always wait until we have a non-black + // frame before including the video in the pager?"). + function slideFrame(s, k) { + const v = s.querySelector('video.mp-media'); + if (!v || v._frame === 'first' || v._frameBusy) return; + const url = v.getAttribute('data-src'); + const put = (p, kind) => { + if (!p || !pager || !s.isConnected || v._frame === 'first') return false; + v.setAttribute('poster', p); v._frame = kind; + pagerReveal(); + return true; + }; + const first = serverFirst(url); + if (first && !serverFirstFailed.has(url)) { + v._frameBusy = true; + const im = new Image(); + im.decoding = 'async'; + const ok = () => { + v._frameBusy = false; + if (im.naturalWidth && im.naturalHeight && !clipShape(url)) { rememberVideo(url, im.naturalWidth, im.naturalHeight); pagerFit(); } // its shape, from the frame + put(first, 'first'); + }; + im.onload = () => (im.decode ? im.decode().then(ok, ok) : ok()); + im.onerror = () => { v._frameBusy = false; serverFirstFailed.add(url); slideFrame(s, k); }; + im.src = first; + return; + } + if (k === 0 && !v._grabbed) { // the next clip: its opening is in the cache, the frame comes from there + v._grabbed = true; + v._frameBusy = true; + pagerPoster(playSrc(url)).then((p) => { v._frameBusy = false; put(p, 'first'); }); + } + } // The opening of a clip about to be reached, fetched into the browser's // HTTP cache with a range request: the player's own request for the file // is answered from there as far as it goes, and streams on from the host. @@ -12368,14 +13960,19 @@ export function messagesFeature(ctx) { if (d.size && d.size <= 3e6 && d.size <= 2 * n) n = d.size; return Math.round(Math.min(Math.max(n, HEAD_MIN), HEAD_MAX, d.size || Infinity)); } - const headStarted = new Set(); + const headStarted = new Map(); // url -> its promise + const headDone = new Set(); // head starts finished (or given up: a host that won't allow the read) function headStart(url, share = 1) { - if (!url || url.startsWith('blob:') || headStarted.has(url) || frugalData()) return; - headStarted.add(url); - if (headStarted.size > 300) headStarted.delete(headStarted.values().next().value); + if (!url || url.startsWith('blob:') || frugalData()) return Promise.resolve(); + if (headStarted.has(url)) return headStarted.get(url); + if (isHls(url)) { // a stream's head start: its playlists and its first piece, the smaller rendition's + const task = hlsHead(url).catch(() => {}).finally(() => { headDone.add(url); pagerReveal(); }); + headStarted.set(url, task); + return task; + } const want = Math.max(HEAD_MIN, Math.round(headStartBytes(url) * share)); const t0 = performance.now(); - fetch(url, { headers: { Range: 'bytes=0-' + (want - 1) } }).then(async (r) => { + const task = fetch(url, { headers: { Range: 'bytes=0-' + (want - 1) } }).then(async (r) => { const reader = r.ok && r.body ? r.body.getReader() : null; if (!reader) return; let got = 0; @@ -12387,7 +13984,20 @@ export function messagesFeature(ctx) { } const secs = (performance.now() - t0) / 1000; if (got >= 128 * 1024 && secs > 0) { const rate = got / secs; netRate = netRate ? netRate * 0.6 + rate * 0.4 : rate; } - }).catch(() => {}); + }).catch(() => {}).finally(() => { headDone.add(url); pagerReveal(); }); + headStarted.set(url, task); + if (headStarted.size > 300) { const k = headStarted.keys().next().value; headStarted.delete(k); headDone.delete(k); } + return task; + } + async function hlsHead(url) { + const get = async (u) => { const r = await fetch(u, { signal: AbortSignal.timeout(20_000) }); if (!r.ok) throw new Error('HTTP ' + r.status); return r; }; + const uri = (text, base) => { const l = text.split('\n').map((x) => x.trim()).find((x) => x && !x.startsWith('#')); return l && new URL(l, base).href; }; + const master = await get(url), text = await master.text(); + // a master playlist's first rendition (vmedia lists the smaller first), or a media playlist itself + let list = text, at = master.url || url; + if (/#EXT-X-STREAM-INF/.test(text)) { at = uri(text, at); list = await (await get(at)).text(); } + const seg = uri(list, at); + if (seg) await (await get(seg)).arrayBuffer(); } function playSlide(slide) { const v = slide.querySelector('video.mp-media'); @@ -12402,11 +14012,11 @@ export function messagesFeature(ctx) { // first frame itself (only the start of the file, when it leads with // its index or is served in ranges) — again on every return, since // a slide left behind lets go of its file - slidePoster(slide); + slidePoster(slide, true); if (videoThumbs.has(url)) pagerRelease(slide); else grabFrame(url).then((kept) => { if (!pager || !slide.isConnected) return; - if (kept) { slidePoster(slide); return; } + if (kept) { slidePoster(slide, true); return; } // no frame to keep (the host's bytes can't be read, or the index // trails): the player shows its own first frame under the cover const d = videoInfo.get(url) || {}; @@ -12428,8 +14038,10 @@ export function messagesFeature(ctx) { }); } // the kept frame as the poster, looked up as the slide comes near (it may - // have been kept after the slide was built) - function slidePoster(slide) { + // have been kept after the slide was built) — only where a poster is + // wanted: a careful connection, or a heavy clip under its cover (force) + function slidePoster(slide, force = false) { + if (!force && !frugalData()) return; const v = slide.querySelector('video.mp-media'); const thumb = v && videoThumbs.get(v.getAttribute('data-src')); if (thumb && v.getAttribute('poster') !== thumb) v.setAttribute('poster', thumb); @@ -12473,7 +14085,7 @@ export function messagesFeature(ctx) { // still after a fast flick; snapping stays off until it lands. // A longer glide (a flight past several posts) says how long it takes; // onDone hears the landing, or the interruption (true) that caught it. - function pagerGlide(box, axis, to, vel = 0, { ms: want = 0, onDone = null } = {}) { + function pagerGlide(box, axis, to, vel = 0, { ms: want = 0, onDone = null, ease = 3 } = {}) { pagerHold(box); // a glide under way is caught where it is const y = axis === 'y', from = y ? box.scrollTop : box.scrollLeft, dist = to - from; box.style.scrollSnapType = 'none'; @@ -12486,7 +14098,7 @@ export function messagesFeature(ctx) { let t0 = 0; const step = (now) => { if (!t0) t0 = now - 8; // (a frame's worth in already: no frame stands still) - const k = Math.max(0, Math.min(1, (now - t0) / ms)), e = 1 - Math.pow(1 - k, 3); + const k = Math.max(0, Math.min(1, (now - t0) / ms)), e = 1 - Math.pow(1 - k, ease); if (y) box.scrollTop = from + dist * e; else box.scrollLeft = from + dist * e; if (k < 1) box._glide = requestAnimationFrame(step); else done(); }; @@ -12515,12 +14127,9 @@ export function messagesFeature(ctx) { if (v) { const groups = pagerGroups(); const from = here && here.closest('.mp-group'); - const index = groups.indexOf(from) + v; - const to = groups[(index + groups.length) % groups.length]; - if (to) { - if (index < 0 || index >= groups.length) pagerWrap(to); - else pagerGlide(pager.scroller, 'y', pagerAt(pager.scroller, to, true)); - } + // the ends are ends: no going round to the other (Adam, 2026-10-18) + const to = groups[groups.indexOf(from) + v]; + if (to) pagerGlide(pager.scroller, 'y', pagerAt(pager.scroller, to, true)); return !!to; } if (hz) { @@ -12539,6 +14148,15 @@ export function messagesFeature(ctx) { // it is passing and steps back from there; a touch or a key catches it // too (pagerHold → onDone). A notch from rest is the single step it was. let fly = null; // { to: the post flown to, n: notches in this run, at, dir } + // A pager flies only once ten posts are ready (in the carousel: clips + // ready to play, pictures decoded): before that a fling outran the + // warming, landing on whatever was ready and fighting the posts joining + // (Adam, 2026-10-17: "let's not allow flying/coasting until we have at + // least 10 videos fully warmed up"; the picture pager the same: "image + // pager should work similar"). Until then a flick or a spin of the wheel + // is one post at a time. + const PAGER_FLY_READY = 10; + const pagerCanFly = () => !pager || (pager.kind === 'videos' && frugalData()) || pagerGroups().length >= PAGER_FLY_READY; function pagerFly(dir, now) { if (!pager) return; const stops = pagerGroups(); @@ -12553,21 +14171,45 @@ export function messagesFeature(ctx) { const here = pagerHere(); from = here && here.closest('.mp-group'); } - const next = stops.indexOf(from) + dir * (n <= 2 ? 1 : 2); - const i = (next % stops.length + stops.length) % stops.length; - if (next < 0 || next >= stops.length) { fly = null; pagerWrap(stops[i]); return; } + // a flight stops at the end it reaches + const i = Math.min(stops.length - 1, Math.max(0, stops.indexOf(from) + dir * (n <= 2 || !pagerCanFly() ? 1 : 2))); const to = stops[i]; + if (to === from && !live) return; fly = { to, n, at: now, dir }; if (live) pager.scroller._onDone = null; // the flight goes on: not a landing + pagerFlyTo(to); + } + // The flight itself: a glide to the post, the pictures passing, landing + // snapped on it — only the landing is arrived at. A flick of a finger + // (pace: a little slower per screen than the wheel's) comes here too. + function pagerFlyTo(to, { vel = 0, pace = 110, most = 1200 } = {}) { const dest = pagerAt(pager.scroller, to, true); const screens = Math.abs(dest - pager.scroller.scrollTop) / Math.max(1, pager.scroller.clientHeight); pager.flying = true; - pagerGlide(pager.scroller, 'y', dest, 0, { - ms: screens > 1.05 ? Math.min(1100, 100 + 110 * screens) : 0, - onDone: () => { if (!pager) return; pager.flying = false; const s = pagerHere(); if (s && s !== pager.cur) pagerArrive(s); }, + pager.flyDir = Math.sign(dest - pager.scroller.scrollTop); + const land = pager.kind === 'videos' && !frugalData() && rowSlide(to); // the landing's first frame, fetched on the way + if (land) slideFrame(land, -1); + // A flight eases out on a square, not a cube: on a cube a long one + // spent its last 400 ms creeping under 3 px a frame (Adam's phone, a + // nine-post flight), and the picture coming to rest stepped a pixel + // at a time — the stutter "towards the end of the fly as it's + // snapping" (Adam, 2026-10-17); and it set off at three times its + // average speed, faster than the finger that flung it. + pagerGlide(pager.scroller, 'y', dest, vel, { + ease: screens > 1.05 ? 2 : 3, + ms: screens > 1.05 ? Math.min(most, 100 + pace * screens) : 0, + onDone: () => { if (!pager) return; pager.flying = false; const s = pagerHere(); if (s && s !== pager.cur) pagerArrive(s); pagerPosition(); }, }); } const pagerArrive = (slide) => { if (pager && pager.arrive) pager.arrive(slide); }; + // A finger down on a flight stops it there and then, settling on the post + // most on screen (Adam, 2026-10-17: "Tapping … should instantly stop the + // flying … and snap to the video that's most on screen"). + function pagerCatch() { + pagerHold(pager.scroller); // the flight's onDone: no longer flying, arrived at the post most on screen + const here = pagerHere(), g = here && here.closest('.mp-group'); + if (g) pagerGlide(pager.scroller, 'y', pagerAt(pager.scroller, g, true)); + } // the sideways arrows show only where the post has a picture that way function pagerArrows(slide) { if (!pager || !slide) return; @@ -12575,35 +14217,44 @@ export function messagesFeature(ctx) { pager.el.classList.toggle('has-right', !!slide.nextElementSibling); } - // Crossing the boundary jumps directly to the other end, without flying - // backwards through every loaded post or waiting for a network request. - function pagerWrap(group) { - if (!pager || !group) return; - pager.scroller._onDone = null; - pagerHold(pager.scroller); - pager.scroller.style.scrollSnapType = ''; - pager.flying = false; - const slide = rowSlide(group); - if (slide) { pagerShow(slide); pagerArrive(slide); } - } + // Counted: the posts in the carousel — the ones that can be reached. (All + // the posts found, the waiting ones too, was tried and undone: a count + // that can't be scrolled to confused — Adam, 2026-10-17.) function pagerPosition() { if (!pager) return; const groups = pagerGroups(); const slide = pager.cur || pager.anchor; - const index = groups.indexOf(slide && slide.closest('.mp-group')); - pager.el.querySelector('.mp-position').textContent = (index < 0 ? 0 : index + 1) + ' / ' + groups.length; + let index = groups.indexOf(slide && slide.closest('.mp-group')); + // in a flight, the post passing under the reader: the count runs with + // the slides rather than jumping on landing (Adam, 2026-10-17: "the + // counter should animate as we fly") + if (pager.flying && groups.length) { + const y = pager.scroller.scrollTop + pager.scroller.clientHeight / 2; + let lo = 0, hi = groups.length - 1; // the last post whose top is above the middle of the screen + while (lo < hi) { const m = (lo + hi + 1) >> 1; if (groups[m].offsetTop <= y) lo = m; else hi = m - 1; } + index = lo; + } + const text = (index < 0 ? 0 : index + 1) + ' / ' + groups.length, el = pager.el.querySelector('.mp-position'); + if (el.textContent !== text) el.textContent = text; + // a video pager shows no count until it can fly: ten clips ready (Adam, + // 2026-10-17: "let's also not show the position/total counter until we have 10") + // (one with fewer posts than that, every one of them ready, counts them) + pager.el.classList.toggle('few', !pagerCanFly() && !!pager.scroller.querySelector(':scope > .mp-group.mp-wait:not(.mp-off)')); } function buildPager(want) { const video = want.kind === 'videos'; const scroller = h('div', { class: 'mp-scroll' }); + scroller.addEventListener('scroll', () => { if (pager && pager.flying) pagerPosition(); }, { passive: true }); const el = h('div', { class: 'media-pager' + (video ? ' videos' : '') + (pagerLoud ? '' : ' quiet'), role: 'dialog', 'aria-modal': 'true' }, scroller, h('div', { class: 'mp-position', role: 'status' }, '0 / 0'), h('div', { class: 'mp-top' }, h('button', { class: 'mp-x', type: 'button', 'aria-label': t('close'), onClick: (e) => { e.stopPropagation(); dismissPager(); } }, '×'), - video ? h('button', { class: 'mp-sound', type: 'button', onClick: (e) => { e.stopPropagation(); pagerSound(!pagerLoud); } }, - h('span', { class: 'on' }, '\u{1F50A}'), h('span', { class: 'off' }, '\u{1F507} ' + t('videoUnmute'))) : null), + h('div', { class: 'mp-top-r' }, + clipsToggle('mp-fit', () => { pagerFit(); pagerWarmPics(); }), + video ? h('button', { class: 'mp-sound', type: 'button', onClick: (e) => { e.stopPropagation(); pagerSound(!pagerLoud); } }, + h('span', { class: 'on' }, '\u{1F50A}'), h('span', { class: 'off' }, '\u{1F507} ' + t('videoUnmute'))) : null)), // a mouse's way through (shown where there is a pointer to hover with, // style.css): up and down the posts at the right edge, left and right // along a post's pictures when it has more than one (has-left/right) @@ -12658,13 +14309,32 @@ export function messagesFeature(ctx) { // the browser sent no click): a tap meant to pause a clip drifts. const FOLLOW = 10, TAP_SLOP = 24, TAP_MS = 350; // px; px; ms const SWIPE_X = 0.1, SWIPE_Y = 0.12, FLICK = 0.2, FLICK_MIN = 24; // of the screen; px/ms; px + // A fast flick up or down flies past several posts, the way a spin of + // the wheel does, and lands snapped on one (Adam, 2026-10-16: "make + // images coast on the phone too when I swipe"): as many posts as the + // fling would have coasted — the speed times FLY_TAU, in screens — from + // FLY_V up; a slower swipe is the one post it was. The ends are not + // flown past: a fling that would, lands on the last (or first) post. + // (3 px/ms and a 500 ms coast took a hard flick to fly at all — Adam, + // 2026-10-16: "too hard to get it to fly"; then 800 ms and six posts: + // "make it fly longer before it settles down… I can slow it down by + // touching again when I see something I like".) So a long coast, taken + // slowly enough to watch and to catch: a finger down holds it. + const FLY_V = 1.6, FLY_TAU = 1600, FLY_MAX = 14; // px/ms; ms; posts + const TRACK_MS = 80; // the speed is the finger's over its last moment, not its last few samples let touch = null, pendingTap = 0, tapDoneAt = 0; el.addEventListener('touchstart', (e) => { const t = e.touches[0]; + // caught in flight: stopped where it is (a two-finger touch, a touch + // on the seek bar too); a swipe back from there is the post before it + // however hard (Adam, 2026-10-17: "reverse swiping should go to the + // previous video"), one on the way it was flying takes it on + const caught = !!pager && pager.flying && !!pager.scroller._glide ? pager.flyDir || 0 : 0; + if (caught) pagerCatch(); const img = e.target.closest && e.target.closest('img.mp-media'); // not a touch on the seek bar, in an opened caption, or on a picture zoomed in (each its own) touch = e.touches.length === 1 && pager && !e.target.closest('.mp-seek, .mp-caption.open') && !(img && img.style.touchAction === 'none') - ? { x: t.clientX, y: t.clientY, at: Date.now(), slide: pager.cur, target: e.target } : null; + ? { x: t.clientX, y: t.clientY, at: Date.now(), slide: pager.cur, target: e.target, caught } : null; }, { passive: true }); el.addEventListener('touchmove', (e) => { const d = touch; @@ -12684,18 +14354,33 @@ export function messagesFeature(ctx) { const delta = d.axis === 'y' ? dy : dx; d.far = Math.max(d.far || 0, Math.hypot(dx, dy)); if (d.axis === 'y') d.box.scrollTop = d.start - delta; else d.box.scrollLeft = d.start - delta; - d.track.push({ t: performance.now(), v: delta }); // (when handled: synthetic moves can share a timeStamp) - if (d.track.length > 5) d.track.shift(); + // Timed when the finger moved (the event's timeStamp), not when the + // move was handled: right after a refresh, with clips warming, moves + // queue behind other work and arrive in bursts — timed on handling, a + // burst after a stall read as a fling (a short flick flew) and a + // stall at the end as a crawl (a long flick took one step) (Adam, + // 2026-10-17: "sometimes a quick long flick only proceeds to the next + // video … sometimes … a short flick does fly"). The handling time is + // kept for moves that share a timeStamp (synthetic ones can). + d.track.push({ t: e.timeStamp, h: performance.now(), v: delta }); + while (d.track.length > 2 && d.track[d.track.length - 1].t - d.track[1].t >= TRACK_MS) d.track.shift(); }, { passive: false }); // let go of a drag: on to the next (or the one before), or back function settle(d, step, vel = 0) { const box = d.box, y = d.axis === 'y'; - const stops = [...box.children].filter((c) => c.matches(y ? '.mp-group' : '.mp-slide')).map((c) => pagerAt(box, c, y)); + const stops = [...box.children].filter((c) => c.matches(y ? PAGER_ON : '.mp-slide')).map((c) => pagerAt(box, c, y)); if (!stops.length) return; - // the stop it set off from, then one along (or back) + // the stop it set off from, then one along (or back) — or, flung, several const from = stops.reduce((bi, p, i) => (Math.abs(p - d.start) < Math.abs(stops[bi] - d.start) ? i : bi), 0); - const next = from + step; - if (y && (next < 0 || next >= stops.length)) { pagerWrap(pagerGroups()[(next + stops.length) % stops.length]); return; } + const posts = y && step && Math.abs(vel) >= FLY_V && pagerCanFly() && !(d.caught && step !== d.caught) ? Math.min(FLY_MAX, Math.max(1, Math.round(Math.abs(vel) * FLY_TAU / Math.max(1, box.clientHeight)))) : 1; + // past either end, it stops at the end: going round to the other end + // was tried and undone (Adam, 2026-10-18: "let's not make the media + // pager circle around to the start anymore") + const next = from + step * posts; + if (y && posts > 1) { + const i = Math.min(stops.length - 1, Math.max(0, next)); + if (i !== from) { pagerFlyTo(pagerGroups()[i], { vel, pace: 260, most: 4000 }); return; } + } pagerGlide(box, d.axis, stops[Math.min(stops.length - 1, Math.max(0, next))], vel); } el.addEventListener('touchend', (e) => { @@ -12707,27 +14392,36 @@ export function messagesFeature(ctx) { const delta = d.axis === 'y' ? t.clientY - d.y : t.clientX - d.x; const size = d.axis === 'y' ? d.box.clientHeight : d.box.clientWidth; const a = d.track[0], b = d.track[d.track.length - 1]; - const vel = a && b && b.t > a.t ? (b.v - a.v) / (b.t - a.t) : 0; + const dt = a && b ? (b.t - a.t >= 8 ? b.t - a.t : b.h - a.h) : 0; + const vel = dt > 0 ? (b.v - a.v) / dt : 0; const tap = d.far < TAP_SLOP && Date.now() - d.at < TAP_MS; const go = !tap && (Math.abs(delta) > size * (d.axis === 'y' ? SWIPE_Y : SWIPE_X) || (Math.abs(delta) >= FLICK_MIN && Math.abs(vel) > FLICK && Math.sign(vel) === Math.sign(delta))); settle(d, go ? (delta < 0 ? 1 : -1) : 0, go ? vel : 0); if (!tap) return; } + // the tap that caught a flight only stopped it (the buttons still work) + if (d.caught && !(d.target.closest && d.target.closest('button, a'))) { tapDoneAt = Date.now(); return; } if (Date.now() - d.at > 500) return; // a press, not a tap clearTimeout(pendingTap); pendingTap = setTimeout(() => { pendingTap = 0; - tapDoneAt = Date.now(); const btn = d.target.closest && d.target.closest('button, a'); - if (btn) btn.click(); else pagerTap(d.target); + if (btn) btn.click(); else pagerTap(d.target); // (the click here is before tapDoneAt: not swallowed) + tapDoneAt = Date.now(); }, 120); }, { passive: true }); el.addEventListener('touchcancel', () => { if (touch && touch.box) settle(touch, 0); touch = null; }, { passive: true }); + // The browser's click for a touch: it IS the tap, so the pending one + // stands down — judged on the way down (capture), before a button's own + // handler stops the bubble: the sound button's click never reached this + // listener, the pending tap clicked it again 120 ms later, and a clip + // could not be muted (Adam, 2026-10-16). A click after the pending tap + // has already been done is swallowed before it reaches anything. el.addEventListener('click', (e) => { - if (pendingTap) { clearTimeout(pendingTap); pendingTap = 0; } // the browser's click came: it's the tap - else if (Date.now() - tapDoneAt < 700) { e.stopPropagation(); e.preventDefault(); return; } // done already - pagerTap(e.target); - }); + if (pendingTap) { clearTimeout(pendingTap); pendingTap = 0; } + else if (Date.now() - tapDoneAt < 700) { e.stopPropagation(); e.preventDefault(); } + }, true); + el.addEventListener('click', (e) => pagerTap(e.target)); // a tap shows (or hides) who posted it and what they said function pagerTap(target) { if (target.closest('button, a, .mp-caption, .mp-seek')) return; @@ -12744,11 +14438,12 @@ export function messagesFeature(ctx) { return; } if (pager && pagerSource()) { - // Opened from a post in the feed (or on a profile): a tap on the picture that opened - // it closes it, as a full-screen picture always has. Once the reader - // has moved on, the first tap shows the post's details, and the next - // closes the pager onto that post in the feed. - if (pagerOnStart()) { closeMediaPager(); return; } + // Opened from a post on a page (the feed, a profile, a thread): the + // first tap shows the post's details — its caption and controls — + // and the next closes the pager onto that post. (A tap on the + // picture that opened it used to close it outright, as a full-screen + // picture had; Adam, 2026-10-16: a tap should bring the details up + // wherever the picture was opened from.) if (!el.classList.contains('show')) { el.classList.add('show'); pagerCounts(pager.cur); return; } dismissPager(); return; @@ -12756,7 +14451,7 @@ export function messagesFeature(ctx) { el.classList.toggle('show'); if (el.classList.contains('show')) pagerCounts(pager && pager.cur); } - pager = { el, scroller, kind: want.kind, keys: new Set(), cur: null, feed: want.feed, fromFeed: !!want.fromFeed, profile: want.profile || null, start: want.start, at: want.at || 0 }; + pager = { el, scroller, kind: want.kind, keys: new Set(), cur: null, feed: want.feed, fromFeed: !!want.fromFeed, profile: want.profile || null, thread: want.thread || null, start: want.start, at: want.at || 0 }; pager.near = new IntersectionObserver((entries) => { for (const e of entries) { if (!e.isIntersecting) continue; @@ -12764,9 +14459,13 @@ export function messagesFeature(ctx) { // pictures are cheap — a post's all at once, the ones along its row // too (out of sight sideways, they'd load only on arrival); clips // are pagerNeighbours' call - if (pager.kind === 'images') for (const x of e.target.closest('.mp-group').querySelectorAll('.mp-slide')) pagerAttach(x); + if (pager.kind === 'images') for (const x of e.target.closest('.mp-group').querySelectorAll('.mp-slide')) { + pagerAttach(x); + const im = x.querySelector('img.mp-media'); // decoded before the flick lands: it glides in as a picture, not a blank + if (im && im.decode) im.decode().catch(() => {}); + } } - }, { root: scroller, rootMargin: '150% 0px' }); + }, { root: scroller, rootMargin: '250% 0px' }); // a slide has come to rest on screen (or a flight has landed on it) pager.arrive = (slide) => { if (!pager) return; @@ -12776,18 +14475,20 @@ export function messagesFeature(ctx) { if (v && pager.curAt) { const secs = (Date.now() - pager.curAt) / 1000; dwell = dwell ? dwell * 0.7 + secs * 0.3 : secs; } if (pagerSource() && video) el.classList.remove('show'); } + if (pager.cur) pager.cur.classList.remove('mp-cur'); + slide.classList.add('mp-cur'); // (the one with the layer for a pinch: style.css) pager.cur = slide; pager.anchor = slide; pager.curAt = Date.now(); + pagerSharpen(slide); pagerArrows(slide); pagerPosition(); if (pager.fromFeed) { const row = feedNow().notes.find((x) => x.id === slide._rowId); markSeen(row || slide._ev); } - else if (pager.profile) markSeen(slide._ev); + else if (pager.profile || pager.thread) markSeen(slide._ev); playSlide(slide); pagerCounts(slide); - // near the end: ask the feed for more, the pager picks them up - if (pagerSource()) pagerFeedAhead(); - else { const gs = pagerGroups(); if (gs.indexOf(slide.closest('.mp-group')) >= gs.length - 3) crawlMedia().catch(() => {}); } + pagerLoadAhead(); + pagerWarmPics(); }; pager.io = new IntersectionObserver((entries) => { for (const e of entries) { @@ -12805,10 +14506,26 @@ export function messagesFeature(ctx) { if (first) pagerShow(first); pager.anchor = first; // the slide meant to be on screen, from the first moment pager.screenH = scroller.clientHeight; - // the clip on screen's seek bar, every frame (timeupdate comes a few times a second) - if (video) { + pagerLoadAhead(); + // the clip on screen's seek bar, every frame (timeupdate comes a few + // times a second). While the pager is in motion — under a finger, in a + // glide or a flight, snapping back — no seek bar shows at all: the + // clip's slide is off its mark, and the bar rode along with it, a + // white line sliding up the screen (Adam, 2026-10-16: "i don't want to + // see the seek bar while i'm transitioning to the next video"). It + // fades back in once the clip is square on the screen. (The motion flag + // is a picture pager's too: its counter shows while it moves.) + { const p = pager; - const frame = () => { if (pager !== p) return; p.cur?.querySelector('.mp-seek')?._paint?.(); p.raf = requestAnimationFrame(frame); }; + const frame = () => { + if (pager !== p) return; + const bar = p.cur?.querySelector('.mp-seek'); + if (bar) bar._paint(); + const r = p.cur && p.cur.getBoundingClientRect(); + p.el.classList.toggle('moving', !!r && (Math.abs(r.top) > 2 || Math.abs(r.left) > 2)); + if (p.later && p.later.length && !pagerMoving()) { const l = p.later; p.later = []; for (const [g, cls, on] of l) pagerToggleGroup(g, cls, on); } + p.raf = requestAnimationFrame(frame); + }; p.raf = requestAnimationFrame(frame); } // turned on its side (or back), the slides change height: stay on this one @@ -12824,36 +14541,61 @@ export function messagesFeature(ctx) { if (!pager) return; pager.screenH = pager.scroller.clientHeight; if (pager.anchor) pagerShow(pager.anchor); + for (const b of el.querySelectorAll('.mp-fit')) b.textContent = clipsLabel(); + pagerFit(); }; window.addEventListener('resize', pager.onResize); // new posts land in the feed while the pager is open; counts move - pager.tick = setInterval(() => { if (pager) { growPager(); pagerFeedAhead(); if (el.classList.contains('show')) pagerCounts(pager.cur); } }, 1500); + pager.tick = setInterval(() => { if (pager) { growPager(); pagerLoadAhead(); if (el.classList.contains('show')) pagerCounts(pager.cur); } }, 1500); } - // A pager opened from the feed walks the feed's own posts, which page in - // ten at a time as the feed is scrolled. Swiping is the scrolling here: - // with only a few posts left below the one on screen (PAGER_AHEAD), the feed pages on - // (the posts it holds, then older ones from the relays) until there are - // more — several pages if those posts carry none. A page that brings - // nothing (the feed busy, or at its end) stops it; the tick tries again. - // how many posts ahead to keep: clips are fewer and further between - // (more pages to find the next) and each is watched a while, so further - const PAGER_AHEAD = { images: 4, videos: 6 }; - let pagerFeeding = false; - async function pagerFeedAhead() { - const src = pagerSource(); - if (pagerFeeding || !src) return; - pagerFeeding = true; + // All media pagers build the same buffer, retaining the source's ordering + // and filters. The furthest post reached never moves back when we wrap, + // so pending refills continue while the reader circles through older items. + const PAGER_INITIAL = 30, PAGER_AHEAD = 20; + function pagerLoadSource(p) { + const src = pagerSource(p); + if (src) return { + more: src.more, done: src.done, + progress: () => src.c.shown + ':' + src.c.notes.length, + }; + // A profile cache can be replaced while refreshing; never fall back + // to another source in that gap. The next timer tick will try again. + if (p.profile || p.fromFeed) return { more: async () => {}, done: () => true, progress: () => '' }; + const c = feedNow(), r = mediaIndex(c.id); + const curated = feedDef(c.id)?.curated; + return { + more: () => crawlMedia(c, p.kind), + done: () => c.stopped || (curated ? c.end && c.shown >= c.notes.length : !!r.end), + progress: () => [r.until, r[p.kind].size, c.shown, c.notes.length].join(':'), + }; + } + async function pagerLoadAhead() { + const p = pager; + if (!p) return; + const groups = pagerGroups(true); + const slide = p.cur || p.anchor; + p.furthest = Math.max(p.furthest ?? -1, groups.indexOf(slide && slide.closest('.mp-group'))); + if (p.loadingAhead || Date.now() < (p.retryAheadAt || 0)) return; + p.loadingAhead = true; + let stalled = false; try { - const c = src.c; - for (let pages = 0; pages < 8 && pager && pagerSource(); pages++) { - const gs = pagerGroups(); - if (gs.length - 1 - gs.indexOf(pager.cur && pager.cur.closest('.mp-group')) > (PAGER_AHEAD[pager.kind] || 4)) break; - const shown = c.shown, held = c.notes.length; + // Bound each run; the timer resumes if sparse media needs more pages. + for (let pages = 0; pages < 8 && pager === p; pages++) { + // (the posts found, waiting ones too: ready ones come only as fast as they warm) + if (pagerFound().length >= Math.max(PAGER_INITIAL, p.furthest + 1 + PAGER_AHEAD)) break; + const src = pagerLoadSource(p); + if (src.done()) break; + const before = src.progress(); await src.more(); + if (pager !== p) return; growPager(); - if (c.shown === shown && c.notes.length === held) break; + if (src.progress() === before) { stalled = true; break; } } - } catch {} finally { pagerFeeding = false; } + } catch { stalled = true; } finally { + p.loadingAhead = false; + // An empty or busy source gets a breather, never concurrent requests. + p.retryAheadAt = Date.now() + (stalled ? 10000 : 1500); + } } // Slides for feed items the pager doesn't have yet: into their post's row // (a quote fetched late joins its post), a new post appended below (never @@ -12872,16 +14614,114 @@ export function messagesFeature(ctx) { let g = pager.groups.get(gk); if (!g) { g = pagerGroup(); + // out of the carousel until it's ready: a clip to play, a picture decoded + if (pager.kind === 'images' || !frugalData()) g.classList.add('mp-wait'); pager.groups.set(gk, g); pager.scroller.append(g); } + if (k === pager.start) { g.classList.remove('mp-wait'); g._opened = true; } // the clip tapped: in, whatever its state g._row.append(s); pagerDots(g); pager.near.observe(s); pager.io.observe(s); } + pagerFit(); pagerPosition(); + pagerWarmPics(); + } + // A picture post is ready once its picture is decoded: only then does it + // join the carousel, so a flight passes over pictures already in hand. + // They were fetched and decoded as the flight came near them, and the + // flight stuttered — dropped frames with no script running, the decoding + // (Adam, 2026-10-17: "some stutter/choppiness when flying images"; seen + // on his phone: 66 ms frames mid-flight as pictures arrived). A few at a + // time are decoded ahead of the reader (and a few behind, for the way + // back), out of sight; its size learned, a picture the wrong way round + // for the screen stays out like a clip (pagerFit). One that can't be had + // at all — copy and original both gone — stays out. + const PIC_WARM_AT_ONCE = 4, PIC_READY_AHEAD = 16, PIC_WARM_BEHIND = 3; + function pagerWarmPics() { + if (!pager || pager.kind !== 'images') return; + const all = pagerFound(); + const cur = pager.cur || pager.anchor, ci = Math.max(0, all.indexOf(cur && cur.closest('.mp-group'))); + let busy = all.filter((g) => g._warming).length; + const want = (g) => g.classList.contains('mp-wait') && !g._warming && !g._failed; + for (let j = ci + 1, ready = 0; j < all.length && busy < PIC_WARM_AT_ONCE && ready < PIC_READY_AHEAD; j++) { + if (!all[j].classList.contains('mp-wait')) { ready++; continue; } + if (want(all[j])) { warmPic(all[j]); busy++; } + } + for (let j = ci - 1; j >= Math.max(0, ci - PIC_WARM_BEHIND) && busy < PIC_WARM_AT_ONCE; j--) if (want(all[j])) { warmPic(all[j]); busy++; } } + function warmPic(g) { + const p = pager; + g._warming = true; + for (const x of g._row.children) pagerAttach(x); + const m = g._row.firstElementChild && g._row.firstElementChild.querySelector('img.mp-media'); + // the copy failing falls back to the original (its onError): decoded again + const decode = (n) => { + const src = m.getAttribute('src'); + return m.decode().then(() => true, () => new Promise((r) => setTimeout(r, 60)).then(() => + n < 2 && m.getAttribute('src') !== src && !m.closest('.mp-slide').classList.contains('mp-gone') ? decode(n + 1) : false)); + }; + const timeout = new Promise((r) => setTimeout(() => r(false), 20000)); + Promise.race([m ? decode(0) : Promise.resolve(true), timeout]).then((ok) => { + g._warming = false; + if (pager !== p || !g.isConnected) return; + if (!ok) { g._failed = true; pagerWarmPics(); return; } + const url = m && m.getAttribute('data-full'); + if (url && m.naturalWidth && !mediaReady.has(url)) mediaReady.set(url, { width: m.naturalWidth, height: m.naturalHeight }); // its shape + pagerFit(); + pagerToggleGroup(g, 'mp-wait', false); + pagerWarmPics(); + }); + } + // A post's clip is ready to play when its first frame is on the slide and + // its opening is in the cache (the head start done): only then does the + // post join the carousel, so the reader never lands on a black slide + // (Adam, 2026-10-16: "i never want to land on a black screen i'd rather + // just not have a video in carousel yet if it's not ready to play"). A + // post joining above the one on screen would push it down: the scroll + // moves by the post's height in the same frame, snapping off meanwhile, + // and not while the pager is in motion (then, once it has settled). + function pagerReveal() { + if (!pager || pager.kind !== 'videos') return; + const eager = !frugalData(); + for (const g of pager.scroller.querySelectorAll(':scope > .mp-group.mp-wait')) { + const v = g._row.firstElementChild && g._row.firstElementChild.querySelector('video.mp-media'); + if (!v) continue; + const url = v.getAttribute('data-src'); + // the frame is asked of a clip that can have one (the server's: an https + // clip); a local http clip (a dev setup) waits only for its opening + if ((serverFirst(url) && !v._frame) || (eager && !headDone.has(playSrc(url)))) continue; + pagerToggleGroup(g, 'mp-wait', false); + } + } + // the posts whose clips are the wrong way round for the screen stay out + // (not the one opened on; a shape not yet known is let in) + function pagerFit() { + if (!pager) return; + const cur = pager.cur || pager.anchor, cg = cur && cur.closest('.mp-group'); + for (const g of pagerGroups(true)) { + const fits = g._opened || g === cg || [...g._row.children].some((s) => { const m = s.querySelector('.mp-media'); return !m || clipFits(m.getAttribute('data-full') || m.getAttribute('data-src')) !== false; }); + pagerToggleGroup(g, 'mp-off', !fits); + } + } + function pagerToggleGroup(g, cls, on) { + if (!pager || g.classList.contains(cls) === on) return; + const cur = pager.cur || pager.anchor, cg = cur && cur.closest('.mp-group'); + const above = !!cg && cg !== g && !!(g.compareDocumentPosition(cg) & Node.DOCUMENT_POSITION_FOLLOWING); + if (above && pagerMoving()) { (pager.later ||= []).push([g, cls, on]); return; } // once it has settled (the frame loop) + const box = pager.scroller; + const shown = g.offsetParent !== null; // (a group hidden the other way stays hidden: no height to count) + const h0 = shown ? g.offsetHeight : 0; + box.style.scrollSnapType = 'none'; + g.classList.toggle(cls, on); + if (above) box.scrollTop += (g.offsetParent !== null ? g.offsetHeight : 0) - h0; + requestAnimationFrame(() => { if (pager && !box._glide) box.style.scrollSnapType = ''; }); + pagerPosition(); + if (cg === g && on) { const s = pagerHere(); if (s && s !== pager.cur) pagerArrive(s); } // the one on screen went out (turned the phone): whoever is there now + } + const pagerMoving = () => !!pager && (pager.flying || !!pager.scroller._glide || pager.el.classList.contains('moving')); // A post in the pager: its row of slides, side by side, and — with more // than one — dots saying how many and which. function pagerGroup() { @@ -12901,6 +14741,7 @@ export function messagesFeature(ctx) { if (typeof window !== 'undefined') { window.addEventListener('keydown', (e) => { if (!pager || e.defaultPrevented) return; + if (ui.reactPick) { if (e.key === 'Escape') { e.preventDefault(); ui.reactPick = null; ui.emojiPick = null; render(); } return; } // the emoji sheet's if (e.key === 'Escape') { e.preventDefault(); dismissPager(); return; } // up and down: the next post, or the one before; left and right: along this post's row const v = ['ArrowDown', 'j', 'PageDown'].includes(e.key) ? 1 : ['ArrowUp', 'k', 'PageUp'].includes(e.key) ? -1 : 0; @@ -12926,8 +14767,8 @@ export function messagesFeature(ctx) { const visitor = isVisitor(); queueMicrotask(() => { syncMediaPager(); - if (mediaMode === 'all') watchSeen(); - if (mediaMode !== 'all') watchMediaTiles(); + if (listView()) watchSeen(); + else watchMediaTiles(); }); const authors = feedAuthors(def); const hasQuery = feedHasQuery(def); @@ -12954,7 +14795,7 @@ export function messagesFeature(ctx) { const visNotes = c.notes, visShown = c.shown; c.winList = () => (c.notes === visNotes && c.shown === visShown ? list : c.notes.filter(shownHere).slice(0, c.shown || FEED_PAGE)); const rows = windowedRows(c, list, (ev) => (c.booting && !c.prepared?.has(ev.id) - ? keyed(noteRow(ev.pubkey, ev, displayName(ev.pubkey)), ev.id) : feedRow(c, ev))); + ? keyed(noteRow(ev.pubkey, ev, displayName(ev.pubkey), { context: feedReplies(c) }), ev.id) : feedRow(c, ev))); // Posts that went in above you while you were reading. A floating pill // that says how many are up there; the tap takes you up to them. // Keyed, so the morph keeps this very node while the count changes — @@ -13000,6 +14841,7 @@ export function messagesFeature(ctx) { ui.feedRelayEdit && ui.feedRelayEdit.id === def.id ? relayPanel(def) : null, visitor ? null : feedChips(), mediaModes(), + liveStrip(def), // floating bottom right, wherever the reader is in the feed: the // composer opens at the top and takes the focus visitor || ui.profCompose != null ? null : h('button', { @@ -13024,7 +14866,7 @@ export function messagesFeature(ctx) { h('div', { class: 'small muted' }, t('feedNoFollows')), h('button', { class: 'btn-sm', onClick: () => { stopFeedWatch(); hook('openUserSearch'); render(); } }, t('feedFindPeople')), // your own posts, under the invitation - noFollows && visible.length && mediaMode === 'all' ? h('div', { class: 'card col notes-feed', style: 'gap:0' }, ...rows) : null) + noFollows && visible.length && listView() ? h('div', { class: 'card col notes-feed', style: 'gap:0' }, ...rows) : null) : h('div', { class: 'col', style: 'gap:8px' }, h('div', { class: 'small muted' }, t('feedNoQuery')), h('button', { class: 'btn-sm', onClick: () => openFeedEditor(def) }, t('feedEdit'))) @@ -13033,16 +14875,16 @@ export function messagesFeature(ctx) { : !visible.length ? h('div', { class: 'small faint', style: 'text-align:center;padding:12px 0' }, t('feedEmpty')) : mediaMode === 'articles' ? articleList(c) - : mediaMode !== 'all' ? mediaGrid(c) - : h('div', { class: 'card col notes-feed', style: 'gap:0', 'data-booting': c.booting ? '1' : undefined }, ...rows), + : !listView() ? mediaGrid(c) + : h('div', { class: 'card col notes-feed', style: 'gap:0', 'data-booting': c.booting ? '1' : undefined, 'data-shown': c.shown, 'data-held': c.notes.length }, ...rows), // The foot of the feed says what is happening down there: older // posts on their way, or nothing older left to fetch. (Older pages // prepare offscreen, so the line is mostly seen by a reader who // outruns them.) - c.loadingMore || (mediaMode === 'articles' ? articlesCrawling && mediaIndex(c.id).articles.size : mediaMode !== 'all' && mediaCrawling) + c.loadingMore || (mediaMode === 'articles' ? articlesCrawling && mediaIndex(c.id).articles.size : !listView() && mediaCrawling) ? h('div', { class: 'row gap6 feed-foot', style: 'justify-content:center;align-items:center;padding:10px 0' }, h('span', { class: 'spinner sm' }), h('span', { class: 'small muted' }, t('feedLoadingMore'))) - : mediaMode !== 'all' ? ((mediaMode === 'articles' ? mediaIndex(c.id).art.end : mediaIndex(c.id).end) ? h('div', { class: 'small faint feed-foot', style: 'text-align:center;padding:10px 0' }, t('feedEnd')) : null) + : !listView() ? (mediaMode === 'articles' && mediaIndex(c.id).art.end ? h('div', { class: 'small faint feed-foot', style: 'text-align:center;padding:10px 0' }, t('feedEnd')) : null) : c.end && visible.length && !(c.win && c.win.bottom) && c.shown >= visible.length ? h('div', { class: 'small faint feed-foot', style: 'text-align:center;padding:10px 0' }, t('feedEnd')) : null, @@ -13103,7 +14945,7 @@ export function messagesFeature(ctx) { save(s); feedsChanged(); if (e.id && adhocFeeds.has(e.id)) adhocFeeds.delete(e.id); - feedStates.delete(id); // its query changed: rebuild from scratch + dropFeedState(id); // its query changed: rebuild from scratch ui.feedEdit = null; switchFeed(id); // the list side: a feed of people goes out as a follow set (or, unticked, @@ -13144,7 +14986,7 @@ export function messagesFeature(ctx) { save(s); feedsChanged(); if (def && def.d) deleteFollowSet(def).catch(() => {}); // after ours: it re-reads the state - feedStates.delete(id); + dropFeedState(id); try { wallet.saveFeatureState(feedCacheKey(id), []); } catch {} ui.feedEdit = null; if (curFeedId === id) switchFeed(FOLLOWING); else render(); @@ -14597,7 +16439,7 @@ export function messagesFeature(ctx) { const peer = ui.msgPeer; if (!peer) { ui.msgView = 'home'; return homeView(); } const thread = threads.get(peer) || new Map(); - const msgs = [...thread.values()].sort((a, b) => a.rumor.created_at - b.rumor.created_at); + const msgs = foldCallLogs([...thread.values()].sort((a, b) => a.rumor.created_at - b.rumor.created_at)); // a first message may go by White Noise: have their KeyPackage looked up before Send wnKnow(peer); const choice = routeChoice(peer); @@ -14645,12 +16487,16 @@ export function messagesFeature(ctx) { h('div', { class: 'col clickable', style: 'gap:2px;min-width:0', onClick: () => openProfile(peer) }, h('div', { class: 'chat-title' }, displayName(peer)), h('div', { class: 'muted small' }, t('msgDmEncrypted'))), - // Only where there is a choice: this person can be reached two ways. - // The pill says which way the next message goes; tapping it pins one. - choice ? h('button', { - class: 'btn-sm route-pill', style: 'margin-left:auto;flex-shrink:0', title: t('msgRouteTitle'), 'aria-haspopup': 'true', - onClick: () => { ui.msgRoutePick = !ui.msgRoutePick; render(); }, - }, t(choice.now === 'wn' ? 'msgRouteWn' : 'msgRouteDm'), ' ▾') : null), + h('div', { class: 'row gap6', style: 'margin-left:auto;flex-shrink:0;align-items:center' }, + // a call: voice or video, to this one person + isMe(peer) ? null : h('button', { class: 'iconbtn call-start', 'data-call': 'voice', title: t('callVoice'), 'aria-label': t('callVoice'), onClick: () => startCall(peer, 'voice') }, callIcon('phone')), + isMe(peer) ? null : h('button', { class: 'iconbtn call-start', 'data-call': 'video', title: t('callVideo'), 'aria-label': t('callVideo'), onClick: () => startCall(peer, 'video') }, callIcon('video')), + // Only where there is a choice: this person can be reached two ways. + // The pill says which way the next message goes; tapping it pins one. + choice ? h('button', { + class: 'btn-sm route-pill', style: 'flex-shrink:0', title: t('msgRouteTitle'), 'aria-haspopup': 'true', + onClick: () => { ui.msgRoutePick = !ui.msgRoutePick; render(); }, + }, t(choice.now === 'wn' ? 'msgRouteWn' : 'msgRouteDm'), ' ▾') : null)), h('div', { class: 'chat-log', onScroll: (e) => { @@ -14659,7 +16505,7 @@ export function messagesFeature(ctx) { }, }, ...(msgs.length - ? msgs.map((m) => + ? msgs.map((m) => m.rumor.kind === CALL_LOG ? callLogRow(m, peer) : h('div', { class: 'chat-row dm' + (m.mine ? ' mine' : '') }, h('div', { class: 'chat-body' }, h('div', { class: 'chat-line' }, h('div', { @@ -14694,6 +16540,28 @@ export function messagesFeature(ctx) { let notif = null; // { status, items } const NOTIF_V = 2; let notifAt = 0, notifUnsub = null; + // Every notification event seen, id and time, for reconciliation (NIP-77) + // with the relays that speak it: a refresh then fetches only what's new, + // not the newest hundred and twenty again — a hundred kilobytes a visit. + // All of them, not the rows kept: a zap receipt folded into its twin, or + // a hidden author's reply, would otherwise come back on every refresh. + const NOTIF_SEEN_MAX = 300; // the relay reconciles its newest 120 + let notifHeld = null; // id -> created_at, oldest first + function notifHeldItems() { + if (!notifHeld) { + notifHeld = new Map(); + try { const s = st(); if (s.notifHeldPk === identityPk()) for (const [id, ts] of s.notifHeld || []) notifHeld.set(id, ts | 0); } catch {} + for (const x of notifNow().items) if (x && x.id && x.ts && !notifHeld.has(x.id)) notifHeld.set(x.id, x.ts); + } + return [...notifHeld].map(([id, ts]) => [ts, id]); + } + function noteNotifHeld(evs) { + notifHeldItems(); + let grew = false; + for (const ev of evs || []) if (ev && ev.id && !notifHeld.has(ev.id)) { notifHeld.set(ev.id, ev.created_at | 0); grew = true; } + while (notifHeld.size > NOTIF_SEEN_MAX) notifHeld.delete(notifHeld.keys().next().value); + return grew; + } const notifNoteAsking = new Set(); const notifSeen = () => st().notifSeen || 0; // Notifications are about the IDENTITY, not the wallet: the stored list @@ -14753,6 +16621,7 @@ export function messagesFeature(ctx) { for (const id of wanted) if (notifNotes.has(id)) notes[id] = savedNotifNote(notifNotes.get(id)); const s2 = st(); s2.notifs = notif.items; s2.notifsPk = identityPk(); s2.notifsV = NOTIF_V; + if (notifHeld) { s2.notifHeld = [...notifHeld]; s2.notifHeldPk = identityPk(); } s2.notifNoteCache = notes; s2.notifNotesPk = identityPk(); save(s2); } @@ -14865,9 +16734,11 @@ export function messagesFeature(ctx) { notifAt = Date.now(); const g = session; try { - const evs = await queryOn(zapRelays(), { kinds: NOTIF_KINDS, '#p': my, limit: 120 }, 5000); + const evs = await syncOn(zapRelays(), { kinds: NOTIF_KINDS, '#p': my, limit: 120 }, notifHeldItems(), { maxWait: 5000 }); if (g !== session) return; // asked for the previous account + const grew = noteNotifHeld(evs); if (mergeNotifs(evs)) scheduleRepaint(); + if (grew) persistNotifs(); } catch {} finally { if (g === session) { if (notif) notif.status = 'ready'; @@ -15068,7 +16939,7 @@ export function messagesFeature(ctx) { // group-chat state is device state in IndexedDB: it goes with the account wipeCache(bases) { import('../marmot-store.js').then((m) => { for (const b of bases) m.wipeMarmot(b); }).catch(() => {}); }, forgetAll() { wipeMediaIndex(); mediaIdx.clear(); try { caches.delete(VIDEO_THUMB_CACHE); } catch {} }, - nostrSettingsCards() { return [relaysCard(), followHistoryCard(), moderationCard(), translateCard(), videosCard()]; }, + nostrSettingsCards() { return [relaysCard(), followHistoryCard(), groupDevicesCard(), moderationCard(), translateCard(), videosCard()]; }, // The app came back after being backgrounded. A phone freezes a hidden // tab: the relay sockets are cut and every post made in the meantime is // simply missing, which is why the feed used to sit there looking stale @@ -15139,12 +17010,14 @@ export function messagesFeature(ctx) { bottomNav: appBottomNav, notifySettingsCards() { return [notifyCard()]; }, screenView() { + liveShown = false; + queueMicrotask(liveAfterRender); // A profile deep link mid-resolution holds the frame over EVERY screen // — an auto-restored wallet would otherwise flash its home page for the // beat the registrar lookup takes. The shell shows the name straight // off the URL; no spinner, the empty beat reads calmer. // Same for a note deep link while its thread is being found. - if (ui.pubNotePending && !ui.noteThread) return h('div', { class: 'col', style: 'gap:16px' }, + if (ui.pubNotePending && !ui.noteThread && !ui.liveStream) return h('div', { class: 'col', style: 'gap:16px' }, ctx.brandHeader(false), h('div', { class: 'card row gap6', style: 'justify-content:center;align-items:center;padding:16px' }, h('span', { class: 'spinner sm' }), h('span', { class: 'small faint' }, t('noteRefLoading')))); @@ -15160,6 +17033,8 @@ export function messagesFeature(ctx) { // threads reachable from it, are public nostr content — shown // without an account. Back falls through to the app's own screens. if (ui.pubProf) { + if (ui.zapSetup && ui.liveStream) return zapSetupScreen(); + if (ui.liveStream) return liveScreen(); if (ui.profOverThread && ui.profilePk) return profileScreen(); if (ui.noteThread) return threadScreen(); if (ui.profilePk) return profileScreen(); @@ -15169,6 +17044,8 @@ export function messagesFeature(ctx) { return null; } if (ui.zapSetup) return zapSetupScreen(); + if (ui.goLive) return goLiveScreen(); + if (ui.liveStream) return liveScreen(); if (ui.profOverThread && ui.profilePk) return profileScreen(); if (ui.noteThread) return threadScreen(); if (ui.profilePk) return profileScreen(); @@ -15182,7 +17059,7 @@ export function messagesFeature(ctx) { userSearchAvailable() { return true; }, // the desktop header's search field: typing there IS the search page's query userSearchQuery(q) { - if (!ui.userSearch) { if (!isVisitor()) ui.chatOpen = false; ui.profilePk = null; ui.noteThread = null; ui.userSearch = { q: '', rows: null }; warmSearch(); } + if (!ui.userSearch) { if (!isVisitor()) ui.chatOpen = false; ui.profilePk = null; ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.userSearch = { q: '', rows: null }; warmSearch(); } ui.userSearch.q = q; userSearcher.update(q); render(); return true; }, @@ -15291,7 +17168,7 @@ export function messagesFeature(ctx) { visitorSignIn() { toFrontDoor(); return true; }, visitorSearch() { rememberReturn(); - ui.profilePk = null; ui.noteThread = null; ui.profOverThread = false; + ui.profilePk = null; ui.noteThread = null; ui.liveStream = null; ui.goLive = null; ui.profOverThread = false; ui.userSearch = { q: '', rows: null }; warmSearch(); render(); @@ -15304,11 +17181,13 @@ export function messagesFeature(ctx) { return true; }, navPath(snap) { + if (snap && snap.liveStream && snap.liveStream.a) { const n = packNaddr(snap.liveStream.a); if (n) return '/' + n; } if (!snap || !snap.chatOpen || snap.msgView !== 'feed' || snap.profilePk || snap.noteThread || snap.userSearch) return null; const def = feedDef(snap.feedId || curFeedId); return def && adhocFeeds.has(def.id) ? feedPath(def) : null; }, avatarNode(pk, cls) { return avatar(pk, cls || 'chat-avatar mini', false); }, + callOverlay() { return callOverlay(); }, init() { const session = ++feedWarmSession; // this wallet's own feed (the feature outlives a sign-out): a feed @@ -15340,8 +17219,15 @@ export function messagesFeature(ctx) { try { navigator.serviceWorker?.addEventListener('message', (ev) => { if (ev.data && ev.data.type === 'open' && ev.data.view === 'notifs') openNotifs(); + // a call the worker was woken for: rung here too (an app in the + // background may have missed it live), or picked up from the tap + if (ev.data && ev.data.type === 'call-offer' && ev.data.offer) callsNow().handle(ev.data.offer, { maxAge: RING_S }).catch(() => {}); + if (ev.data && ev.data.type === 'open' && ev.data.view === 'call') pendingCall(); }); } catch {} + // a tapped "is calling" opened the app, or brought it back: the offer the worker kept + setTimeout(pendingCall, 0); + document.addEventListener('visibilitychange', () => { if (document.visibilityState === 'visible') pendingCall(); }); if (urlInvite && !pendingLink) { loadLinkInvite(urlInvite); setTimeout(() => { ui.chatOpen = true; ui.msgView = 'home'; render(); }, 0); @@ -15398,6 +17284,7 @@ export function messagesFeature(ctx) { clearTimeout(drainTimer); pendingWraps.clear(); dmStarted = false; + if (calls) { try { calls.stop(); } catch {} calls = null; callInbox.clear(); iceCache = null; callRing(); } listsSynced = false; if (zapLiveUnsub) { try { zapLiveUnsub(); } catch {} zapLiveUnsub = null; } clearTimeout(zapTimer); zapTimer = null; zapQueue = new Set(); zapRecent = []; @@ -15419,7 +17306,7 @@ export function messagesFeature(ctx) { noteCountsReady.clear(); // what happened to THEIR posts stays with them — the next identity // starts its list empty and asks the relays under its own key - stopNotifWatch(); notif = null; notifAt = 0; notifNotes.clear(); + stopNotifWatch(); notif = null; notifHeld = null; notifAt = 0; notifNotes.clear(); session++; zapWho.clear(); whoOpenIds.clear(); clearTimeout(zapSaveT); zapSaveT = null; zapSeed = null; |