archive replay: add HLS DVR serve path and web mode
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every.channel
parent
656ec11c73
commit
b35de70789
9 changed files with 904 additions and 26 deletions
177
apps/web/app.js
177
apps/web/app.js
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@ -9,9 +9,16 @@ const MOQ_WATCH_MODULE_URLS = [
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"https://cdn.jsdelivr.net/npm/@moq/watch@0.1.1/element/+esm",
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"https://unpkg.com/@moq/watch@0.1.1/element.js?module",
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];
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const HLS_MODULE_URLS = [
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"https://esm.sh/hls.js@1.6.2",
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"https://cdn.jsdelivr.net/npm/hls.js@1.6.2/+esm",
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"https://unpkg.com/hls.js@1.6.2/dist/hls.mjs",
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];
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const PUBLIC_STREAMS_PATH = "/api/public-streams";
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let moqWatchModulePromise = null;
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let hlsModulePromise = null;
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let disposePlayerSignals = null;
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let activeHlsPlayer = null;
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function $(id) {
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const el = document.getElementById(id);
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@ -30,14 +37,16 @@ function normalizeName(s) {
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return (s || "").trim();
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}
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function currentShareLink(relayUrl, name) {
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function currentShareLink(relayUrl, name, mode) {
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const u = new URL(window.location.href);
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u.pathname = "/watch";
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u.searchParams.set("url", relayUrl);
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u.searchParams.set("name", name);
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if (mode === "archive") u.searchParams.set("mode", "archive");
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else u.searchParams.delete("mode");
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// Avoid leaking other params.
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for (const k of [...u.searchParams.keys()]) {
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if (k !== "url" && k !== "name") u.searchParams.delete(k);
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if (k !== "url" && k !== "name" && k !== "mode") u.searchParams.delete(k);
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}
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return u.toString();
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}
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@ -66,6 +75,17 @@ function clearPlayerSignals() {
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disposePlayerSignals = null;
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}
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function destroyArchivePlayer() {
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if (activeHlsPlayer && typeof activeHlsPlayer.destroy === "function") {
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try {
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activeHlsPlayer.destroy();
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} catch (_) {
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// Ignore teardown errors.
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}
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}
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activeHlsPlayer = null;
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}
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function bindPlayerSignals(watch, name) {
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const cleanup = [];
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let offlineTimer = null;
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@ -131,6 +151,7 @@ function bindPlayerSignals(watch, name) {
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function mountPlayer(relayUrl, name) {
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clearPlayerSignals();
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destroyArchivePlayer();
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const mount = $("playerMount");
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mount.textContent = "";
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@ -173,6 +194,74 @@ async function ensureMoqWatchElement() {
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}
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}
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async function ensureHlsPlayerCtor() {
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if (window.Hls) return window.Hls;
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if (!hlsModulePromise) {
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hlsModulePromise = (async () => {
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let lastErr = null;
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for (const moduleUrl of HLS_MODULE_URLS) {
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try {
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const mod = await import(moduleUrl);
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if (mod?.default) {
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window.Hls = mod.default;
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} else if (mod?.Hls) {
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window.Hls = mod.Hls;
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}
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} catch (err) {
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lastErr = err;
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continue;
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}
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if (window.Hls) return window.Hls;
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}
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throw lastErr || new Error("hls.js module is unavailable");
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})();
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}
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return hlsModulePromise;
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}
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async function mountArchivePlayer(name) {
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clearPlayerSignals();
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destroyArchivePlayer();
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const mount = $("playerMount");
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mount.textContent = "";
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const video = document.createElement("video");
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video.className = "archiveVideo";
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video.controls = true;
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video.autoplay = true;
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video.muted = false;
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video.playsInline = true;
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mount.appendChild(video);
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const archiveUrl = `/api/archive/${encodeURIComponent(name)}/master.m3u8`;
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if (video.canPlayType("application/vnd.apple.mpegurl")) {
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video.src = archiveUrl;
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void video.play().catch(() => {});
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return;
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}
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const HlsCtor = await ensureHlsPlayerCtor();
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if (!HlsCtor || typeof HlsCtor.isSupported !== "function" || !HlsCtor.isSupported()) {
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throw new Error("HLS playback is unsupported in this browser");
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}
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const hls = new HlsCtor({
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liveDurationInfinity: true,
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lowLatencyMode: false,
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backBufferLength: 120,
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});
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activeHlsPlayer = hls;
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hls.on(HlsCtor.Events.ERROR, (_event, data) => {
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if (data?.fatal) {
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setHint(`Archive playback error: ${data.type || "fatal"}`, "warn");
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}
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});
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hls.loadSource(archiveUrl);
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hls.attachMedia(video);
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void video.play().catch(() => {});
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}
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async function copyToClipboard(text) {
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if (!text) return;
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if (navigator.clipboard && navigator.clipboard.writeText) {
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@ -199,20 +288,24 @@ function readParams() {
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u.searchParams.get("name") ||
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u.searchParams.get("broadcast") ||
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u.searchParams.get("path");
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const mode = u.searchParams.get("mode") === "archive" ? "archive" : "live";
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return {
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relayUrl: normalizeRelayUrl(relay || DEFAULT_RELAY_URL),
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name: normalizeName(name || ""),
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mode,
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};
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}
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function writeParams(relayUrl, name) {
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function writeParams(relayUrl, name, mode) {
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const u = new URL(window.location.href);
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u.pathname = "/watch";
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u.searchParams.set("url", relayUrl);
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u.searchParams.set("name", name);
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if (mode === "archive") u.searchParams.set("mode", "archive");
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else u.searchParams.delete("mode");
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// Canonicalize by dropping stale aliases/extra params.
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for (const k of [...u.searchParams.keys()]) {
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if (k !== "url" && k !== "name") u.searchParams.delete(k);
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if (k !== "url" && k !== "name" && k !== "mode") u.searchParams.delete(k);
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}
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window.history.replaceState({}, "", u.toString());
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}
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@ -221,7 +314,7 @@ function hasWebTransport() {
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return typeof window.WebTransport !== "undefined";
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}
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function renderLiveList(entries, onWatch) {
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function renderLiveList(entries, onWatchLive, onWatchArchive) {
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const mount = $("liveList");
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mount.textContent = "";
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if (!entries.length) {
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@ -245,15 +338,28 @@ function renderLiveList(entries, onWatch) {
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meta.textContent = `${entry.broadcast_name || ""} @ ${entry.relay_url || DEFAULT_RELAY_URL}`;
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info.appendChild(meta);
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const btn = document.createElement("button");
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btn.className = "btn secondary";
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btn.textContent = "Watch";
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btn.addEventListener("click", () => {
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onWatch(entry);
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const actions = document.createElement("div");
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actions.className = "liveActions";
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const watchBtn = document.createElement("button");
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watchBtn.className = "btn secondary";
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watchBtn.textContent = "Live";
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watchBtn.addEventListener("click", () => {
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onWatchLive(entry);
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});
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const archiveBtn = document.createElement("button");
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archiveBtn.className = "btn secondary";
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archiveBtn.textContent = "Archive";
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archiveBtn.addEventListener("click", () => {
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onWatchArchive(entry);
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});
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actions.appendChild(watchBtn);
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actions.appendChild(archiveBtn);
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row.appendChild(info);
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row.appendChild(btn);
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row.appendChild(actions);
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mount.appendChild(row);
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}
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}
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@ -271,6 +377,7 @@ async function fetchLiveList() {
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function main() {
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const relayInput = $("relayUrl");
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const nameInput = $("broadcastName");
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const archiveModeInput = $("archiveMode");
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const watchBtn = $("watchBtn");
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const copyBtn = $("copyLinkBtn");
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const refreshListBtn = $("refreshListBtn");
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@ -278,20 +385,23 @@ function main() {
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const initial = readParams();
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relayInput.value = initial.relayUrl;
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nameInput.value = initial.name;
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archiveModeInput.checked = initial.mode === "archive";
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function updateSharePreview() {
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const relayUrl = normalizeRelayUrl(relayInput.value);
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const name = normalizeName(nameInput.value);
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const mode = archiveModeInput.checked ? "archive" : "live";
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if (!name) {
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setShareLink("");
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return;
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}
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setShareLink(currentShareLink(relayUrl, name));
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setShareLink(currentShareLink(relayUrl, name, mode));
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}
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async function start() {
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const relayUrl = normalizeRelayUrl(relayInput.value);
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const name = normalizeName(nameInput.value);
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const mode = archiveModeInput.checked ? "archive" : "live";
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updateSharePreview();
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@ -300,6 +410,20 @@ function main() {
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return;
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}
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if (mode === "archive") {
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writeParams(relayUrl, name, mode);
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setHint(`Loading archive DVR: ${name}`, "ok");
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try {
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await mountArchivePlayer(name);
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} catch (e) {
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setHint(
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`Archive playback unavailable: ${String(e)}. Ensure /api/archive is configured.`,
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"warn",
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);
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}
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return;
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}
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if (!hasWebTransport()) {
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setHint(
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"WebTransport is not available in this browser. Try Chrome or Firefox Nightly. Safari support is still incomplete.",
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@ -318,13 +442,14 @@ function main() {
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return;
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}
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writeParams(relayUrl, name);
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writeParams(relayUrl, name, mode);
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setHint(`Connecting to relay and subscribing: ${name}`, "ok");
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mountPlayer(relayUrl, name);
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}
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relayInput.addEventListener("input", updateSharePreview);
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nameInput.addEventListener("input", updateSharePreview);
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archiveModeInput.addEventListener("input", updateSharePreview);
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watchBtn.addEventListener("click", () => {
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void start();
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@ -336,11 +461,12 @@ function main() {
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copyBtn.addEventListener("click", async () => {
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const relayUrl = normalizeRelayUrl(relayInput.value);
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const name = normalizeName(nameInput.value);
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const mode = archiveModeInput.checked ? "archive" : "live";
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if (!name) {
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setHint("Enter a broadcast name first.", "warn");
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return;
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}
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const link = currentShareLink(relayUrl, name);
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const link = currentShareLink(relayUrl, name, mode);
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try {
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await copyToClipboard(link);
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setHint("Link copied.", "ok");
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@ -355,12 +481,23 @@ function main() {
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setListHint("Loading live streams...", "");
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try {
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const entries = await fetchLiveList();
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renderLiveList(entries, (entry) => {
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relayInput.value = normalizeRelayUrl(entry.relay_url || DEFAULT_RELAY_URL);
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nameInput.value = normalizeName(entry.broadcast_name || "");
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updateSharePreview();
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void start();
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});
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renderLiveList(
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entries,
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(entry) => {
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archiveModeInput.checked = false;
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relayInput.value = normalizeRelayUrl(entry.relay_url || DEFAULT_RELAY_URL);
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nameInput.value = normalizeName(entry.broadcast_name || "");
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updateSharePreview();
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void start();
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},
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(entry) => {
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archiveModeInput.checked = true;
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relayInput.value = normalizeRelayUrl(entry.relay_url || DEFAULT_RELAY_URL);
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nameInput.value = normalizeName(entry.broadcast_name || "");
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updateSharePreview();
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void start();
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},
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);
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} catch (e) {
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$("liveList").textContent = "";
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setListHint(`Live list error: ${String(e)}`, "warn");
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