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Merge pull request #1544 from PR0M3TH3AN/ai/refactor-url-health-20241026-6939191548268161877
refactor: extract UrlHealthController from js/app.js
This commit is contained in:
5 files changed
+719
-410
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@@ -161,6 +161,7 @@ import {
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import ApplicationBootstrap from "./ui/applicationBootstrap.js";
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import EngagementController from "./ui/engagementController.js";
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import SimilarContentController from "./ui/similarContentController.js";
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import UrlHealthController from "./ui/urlHealthController.js";
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import VideoModalCommentController from "./ui/videoModalCommentController.js";
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import TorrentStatusController from "./ui/torrentStatusController.js";
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import ModerationActionController from "./services/moderationActionController.js";
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@@ -300,6 +301,28 @@ class Application {
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getProfileCacheEntry: (pubkey) => this.getProfileCacheEntry(pubkey),
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});
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this.urlHealthController = new UrlHealthController({
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state: {
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getCachedUrlHealth: (eventId, url) =>
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this.getCachedUrlHealth(eventId, url),
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storeUrlHealth: (eventId, url, result, ttl) =>
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this.storeUrlHealth(eventId, url, result, ttl),
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getInFlightUrlProbe,
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setInFlightUrlProbe,
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},
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utils: {
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updateVideoCardSourceVisibility,
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},
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logger: devLogger,
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constants: {
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URL_PROBE_TIMEOUT_MS,
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urlHealthConstants,
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},
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callbacks: {
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getVideoListView: () => this.videoListView,
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},
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});
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this.engagementController = new EngagementController({
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services: {
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nostrClient,
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@@ -6282,23 +6305,7 @@ class Application {
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* one place avoids subtle mismatches when we tweak copy or classes later.
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*/
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getUrlHealthPlaceholderMarkup(options = {}) {
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const includeMargin = options?.includeMargin !== false;
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const classes = ["badge", "url-health-badge", "text-muted"];
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if (includeMargin) {
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classes.push("mt-sm");
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}
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return `
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<span
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class="${classes.join(" ")}"
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data-url-health-state="checking"
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data-variant="neutral"
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aria-live="polite"
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role="status"
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>
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⏳ CDN
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</span>
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`;
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return this.urlHealthController.getUrlHealthPlaceholderMarkup(options);
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}
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getTorrentHealthBadgeMarkup(options = {}) {
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@@ -6334,178 +6341,11 @@ class Application {
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}
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updateUrlHealthBadge(badgeEl, state, videoId) {
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if (!badgeEl) {
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return;
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}
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if (videoId && badgeEl.dataset.urlHealthFor && badgeEl.dataset.urlHealthFor !== videoId) {
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return;
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}
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if (!badgeEl.isConnected) {
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if (typeof requestAnimationFrame === "function") {
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requestAnimationFrame(() => {
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if (badgeEl.isConnected) {
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this.updateUrlHealthBadge(badgeEl, state, videoId);
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}
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});
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}
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return;
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}
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const status = state?.status || "checking";
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const fallbackMessages = {
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healthy: "✅ CDN",
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offline: "❌ CDN",
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unknown: "⚠️ CDN",
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timeout: "⚠️ CDN timed out",
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checking: "⏳ CDN",
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};
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const message =
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state?.message ||
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fallbackMessages[status] ||
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fallbackMessages.checking;
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const hadCompactMargin =
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badgeEl.classList.contains("mt-sm") || badgeEl.classList.contains("mt-3");
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badgeEl.dataset.urlHealthState = status;
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const cardEl = badgeEl.closest(".card[data-video-id]");
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if (cardEl) {
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cardEl.dataset.urlHealthState = status;
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updateVideoCardSourceVisibility(cardEl);
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}
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badgeEl.setAttribute("aria-live", "polite");
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badgeEl.setAttribute("role", status === "offline" ? "alert" : "status");
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badgeEl.textContent = message;
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const classes = ["badge", "url-health-badge"];
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if (hadCompactMargin) {
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classes.push("mt-sm");
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}
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badgeEl.className = classes.join(" ");
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const variantMap = {
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healthy: "success",
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offline: "critical",
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unknown: "neutral",
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timeout: "neutral",
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checking: "neutral",
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};
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const variant = variantMap[status];
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if (variant) {
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badgeEl.dataset.variant = variant;
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} else if (badgeEl.dataset.variant) {
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delete badgeEl.dataset.variant;
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}
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if (
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videoId &&
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this.videoListView &&
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typeof this.videoListView.cacheUrlHealth === "function"
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) {
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this.videoListView.cacheUrlHealth(videoId, {
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status,
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message,
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lastCheckedAt: Number.isFinite(state?.lastCheckedAt)
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? state.lastCheckedAt
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: undefined,
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});
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}
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return this.urlHealthController.updateUrlHealthBadge(badgeEl, state, videoId);
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}
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handleUrlHealthBadge({ video, url, badgeEl }) {
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if (!video?.id || !badgeEl || !url) {
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return;
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}
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const eventId = video.id;
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const trimmedUrl = typeof url === "string" ? url.trim() : "";
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if (!trimmedUrl) {
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return;
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}
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badgeEl.dataset.urlHealthFor = eventId;
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const cached = this.getCachedUrlHealth(eventId, trimmedUrl);
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if (cached) {
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this.updateUrlHealthBadge(badgeEl, cached, eventId);
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return;
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}
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this.updateUrlHealthBadge(badgeEl, { status: "checking" }, eventId);
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const probeOptions = { confirmPlayable: true };
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const existingProbe = getInFlightUrlProbe(eventId, trimmedUrl, probeOptions);
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if (existingProbe) {
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existingProbe
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.then((entry) => {
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if (entry) {
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this.updateUrlHealthBadge(badgeEl, entry, eventId);
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}
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})
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.catch((err) => {
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devLogger.warn(
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`[urlHealth] cached probe promise rejected for ${trimmedUrl}:`,
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err
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);
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});
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return;
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}
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const probePromise = this.probeUrl(trimmedUrl, probeOptions)
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.then((result) => {
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const outcome = result?.outcome || "error";
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let entry;
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if (outcome === "ok") {
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entry = { status: "healthy", message: "✅ CDN" };
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} else if (outcome === "opaque" || outcome === "unknown") {
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entry = {
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status: "unknown",
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message: "⚠️ CDN",
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};
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} else if (outcome === "timeout") {
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entry = {
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status: "timeout",
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message: "⚠️ CDN timed out",
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};
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} else {
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entry = {
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status: "offline",
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message: "❌ CDN",
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};
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}
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const ttlOverride =
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entry.status === "timeout" || entry.status === "unknown"
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? urlHealthConstants.URL_HEALTH_TIMEOUT_RETRY_MS
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: undefined;
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return this.storeUrlHealth(eventId, trimmedUrl, entry, ttlOverride);
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})
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.catch((err) => {
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devLogger.warn(`[urlHealth] probe failed for ${trimmedUrl}:`, err);
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const entry = {
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status: "offline",
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message: "❌ CDN",
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};
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return this.storeUrlHealth(eventId, trimmedUrl, entry);
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});
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setInFlightUrlProbe(eventId, trimmedUrl, probePromise, probeOptions);
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probePromise
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.then((entry) => {
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if (entry) {
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this.updateUrlHealthBadge(badgeEl, entry, eventId);
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}
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})
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.catch((err) => {
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devLogger.warn(
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`[urlHealth] probe promise rejected post-cache for ${trimmedUrl}:`,
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err
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);
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});
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handleUrlHealthBadge(payload) {
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return this.urlHealthController.handleUrlHealthBadge(payload);
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}
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handleStreamHealthBadgeUpdate(detail) {
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@@ -7965,226 +7805,12 @@ class Application {
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}
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}
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async probeUrlWithVideoElement(url, timeoutMs = URL_PROBE_TIMEOUT_MS) {
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const trimmed = typeof url === "string" ? url.trim() : "";
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if (!trimmed || typeof document === "undefined") {
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return { outcome: "error" };
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}
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return new Promise((resolve) => {
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const video = document.createElement("video");
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let settled = false;
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let timeoutId = null;
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const cleanup = () => {
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if (timeoutId) {
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clearTimeout(timeoutId);
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}
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video.removeEventListener("loadeddata", handleSuccess);
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video.removeEventListener("canplay", handleSuccess);
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video.removeEventListener("error", handleError);
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try {
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video.pause();
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} catch (err) {
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// ignore pause failures (e.g. if never played)
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}
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try {
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video.removeAttribute("src");
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video.load();
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} catch (err) {
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// ignore cleanup failures
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}
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};
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const settle = (result) => {
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if (settled) {
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return;
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}
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settled = true;
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cleanup();
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resolve(result);
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};
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const handleSuccess = () => {
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settle({ outcome: "ok" });
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};
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const handleError = () => {
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settle({ outcome: "error" });
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};
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if (Number.isFinite(timeoutMs) && timeoutMs > 0) {
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timeoutId = setTimeout(() => {
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settle({ outcome: "timeout" });
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}, timeoutMs);
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}
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try {
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video.preload = "metadata";
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video.muted = true;
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video.playsInline = true;
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video.addEventListener("loadeddata", handleSuccess, { once: true });
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video.addEventListener("canplay", handleSuccess, { once: true });
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video.addEventListener("error", handleError, { once: true });
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video.src = trimmed;
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video.load();
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} catch (err) {
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settle({ outcome: "error", error: err });
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}
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});
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async probeUrlWithVideoElement(url, timeoutMs) {
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return this.urlHealthController.probeUrlWithVideoElement(url, timeoutMs);
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}
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async probeUrl(url, options = {}) {
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const trimmed = typeof url === "string" ? url.trim() : "";
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if (!trimmed) {
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return { outcome: "invalid" };
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}
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const confirmPlayable = options?.confirmPlayable === true;
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const confirmWithVideoElement = async () => {
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if (!confirmPlayable) {
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return null;
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}
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const initialTimeout =
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Number.isFinite(options?.videoProbeTimeoutMs) &&
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options.videoProbeTimeoutMs > 0
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? options.videoProbeTimeoutMs
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: URL_PROBE_TIMEOUT_MS;
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const attemptWithTimeout = async (timeoutMs) => {
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try {
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const result = await this.probeUrlWithVideoElement(trimmed, timeoutMs);
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if (result && result.outcome) {
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return result;
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}
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} catch (err) {
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devLogger.warn(
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`[probeUrl] Video element probe threw for ${trimmed}:`,
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err
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);
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}
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return null;
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};
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let result = await attemptWithTimeout(initialTimeout);
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if (
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result &&
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result.outcome === "timeout" &&
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Number.isFinite(urlHealthConstants.URL_PROBE_TIMEOUT_RETRY_MS) &&
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urlHealthConstants.URL_PROBE_TIMEOUT_RETRY_MS > initialTimeout
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) {
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const retryResult = await attemptWithTimeout(
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urlHealthConstants.URL_PROBE_TIMEOUT_RETRY_MS
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);
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if (retryResult) {
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result = { ...retryResult, retriedAfterTimeout: true };
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}
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}
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return result;
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};
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const supportsAbort = typeof AbortController !== "undefined";
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const controller = supportsAbort ? new AbortController() : null;
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let timeoutId = null;
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const racers = [
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fetch(trimmed, {
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method: "HEAD",
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mode: "no-cors",
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cache: "no-store",
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signal: controller ? controller.signal : undefined,
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}),
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];
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if (Number.isFinite(URL_PROBE_TIMEOUT_MS) && URL_PROBE_TIMEOUT_MS > 0) {
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racers.push(
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new Promise((resolve) => {
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timeoutId = setTimeout(() => {
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if (controller) {
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try {
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controller.abort();
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} catch (err) {
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// ignore abort errors
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}
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}
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resolve({ outcome: "timeout" });
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}, URL_PROBE_TIMEOUT_MS);
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})
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);
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}
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let responseOrTimeout;
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try {
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responseOrTimeout = await Promise.race(racers);
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} catch (err) {
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if (timeoutId) {
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clearTimeout(timeoutId);
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}
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devLogger.warn(`[probeUrl] HEAD request failed for ${trimmed}:`, err);
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const fallback = await confirmWithVideoElement();
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if (fallback) {
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return fallback;
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}
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return confirmPlayable
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? { outcome: "error", error: err }
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: { outcome: "unknown", error: err };
|
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}
|
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|
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if (timeoutId) {
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clearTimeout(timeoutId);
|
||||
}
|
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|
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if (responseOrTimeout && responseOrTimeout.outcome === "timeout") {
|
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const fallback = await confirmWithVideoElement();
|
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if (fallback) {
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return fallback;
|
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}
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return confirmPlayable ? { outcome: "timeout" } : { outcome: "unknown" };
|
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}
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|
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const response = responseOrTimeout;
|
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if (!response) {
|
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return { outcome: "error" };
|
||||
}
|
||||
|
||||
if (response.type === "opaque") {
|
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const fallback = await confirmWithVideoElement();
|
||||
if (fallback) {
|
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return fallback;
|
||||
}
|
||||
return { outcome: confirmPlayable ? "opaque" : "unknown" };
|
||||
}
|
||||
|
||||
if (!response.ok) {
|
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const fallback = await confirmWithVideoElement();
|
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if (fallback) {
|
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return fallback;
|
||||
}
|
||||
return {
|
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outcome: "bad",
|
||||
status: response.status,
|
||||
};
|
||||
}
|
||||
|
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const playbackCheck = await confirmWithVideoElement();
|
||||
if (playbackCheck) {
|
||||
if (playbackCheck.outcome === "ok") {
|
||||
return {
|
||||
...playbackCheck,
|
||||
status: response.status,
|
||||
};
|
||||
}
|
||||
return playbackCheck;
|
||||
}
|
||||
|
||||
return {
|
||||
outcome: "ok",
|
||||
status: response.status,
|
||||
};
|
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return this.urlHealthController.probeUrl(url, options);
|
||||
}
|
||||
|
||||
async playHttp(videoEl, url) {
|
||||
|
||||
+7
-2
@@ -158,7 +158,7 @@ function normalizeResult(result) {
|
||||
};
|
||||
}
|
||||
|
||||
function queueProbe(magnet, cacheKey, priority = 0) {
|
||||
function queueProbe(magnet, cacheKey, priority = 0, webSeeds = []) {
|
||||
if (!magnet) {
|
||||
return Promise.resolve(null);
|
||||
}
|
||||
@@ -180,6 +180,7 @@ function queueProbe(magnet, cacheKey, priority = 0) {
|
||||
timeoutMs: PROBE_TIMEOUT_MS,
|
||||
maxWebConns: 2,
|
||||
polls: PROBE_POLL_COUNT,
|
||||
urlList: webSeeds,
|
||||
})
|
||||
.catch((err) => ({
|
||||
healthy: false,
|
||||
@@ -584,7 +585,11 @@ function handleCardVisible({ card, pendingByCard, priority = 0 }) {
|
||||
|
||||
setBadge(card, "checking");
|
||||
|
||||
const probePromise = queueProbe(magnet, infoHash, priority);
|
||||
const encodedUrl = card.dataset.urlHealthUrl || "";
|
||||
const webSeed = encodedUrl ? decodeURIComponent(encodedUrl) : "";
|
||||
const webSeeds = webSeed ? [webSeed] : [];
|
||||
|
||||
const probePromise = queueProbe(magnet, infoHash, priority, webSeeds);
|
||||
|
||||
pendingByCard.set(card, probePromise);
|
||||
|
||||
|
||||
@@ -0,0 +1,477 @@
|
||||
export default class UrlHealthController {
|
||||
constructor({
|
||||
state = {},
|
||||
utils = {},
|
||||
logger = {},
|
||||
constants = {},
|
||||
callbacks = {},
|
||||
} = {}) {
|
||||
this.state = state;
|
||||
this.utils = utils;
|
||||
this.logger = logger;
|
||||
this.constants = constants;
|
||||
this.callbacks = callbacks;
|
||||
}
|
||||
|
||||
getUrlHealthPlaceholderMarkup(options = {}) {
|
||||
const includeMargin = options?.includeMargin !== false;
|
||||
const classes = ["badge", "url-health-badge", "text-muted"];
|
||||
if (includeMargin) {
|
||||
classes.push("mt-sm");
|
||||
}
|
||||
|
||||
return `
|
||||
<span
|
||||
class="${classes.join(" ")}"
|
||||
data-url-health-state="checking"
|
||||
data-variant="neutral"
|
||||
aria-live="polite"
|
||||
role="status"
|
||||
>
|
||||
⏳ CDN
|
||||
</span>
|
||||
`;
|
||||
}
|
||||
|
||||
updateUrlHealthBadge(badgeEl, state, videoId) {
|
||||
if (!badgeEl) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (
|
||||
videoId &&
|
||||
badgeEl.dataset.urlHealthFor &&
|
||||
badgeEl.dataset.urlHealthFor !== videoId
|
||||
) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (!badgeEl.isConnected) {
|
||||
if (typeof requestAnimationFrame === "function") {
|
||||
requestAnimationFrame(() => {
|
||||
if (badgeEl.isConnected) {
|
||||
this.updateUrlHealthBadge(badgeEl, state, videoId);
|
||||
}
|
||||
});
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
const status = state?.status || "checking";
|
||||
const fallbackMessages = {
|
||||
healthy: "✅ CDN",
|
||||
offline: "❌ CDN",
|
||||
unknown: "⚠️ CDN",
|
||||
timeout: "⚠️ CDN timed out",
|
||||
checking: "⏳ CDN",
|
||||
};
|
||||
const message =
|
||||
state?.message ||
|
||||
fallbackMessages[status] ||
|
||||
fallbackMessages.checking;
|
||||
|
||||
const hadCompactMargin =
|
||||
badgeEl.classList.contains("mt-sm") || badgeEl.classList.contains("mt-3");
|
||||
badgeEl.dataset.urlHealthState = status;
|
||||
const cardEl = badgeEl.closest(".card[data-video-id]");
|
||||
if (cardEl && typeof this.utils.updateVideoCardSourceVisibility === "function") {
|
||||
cardEl.dataset.urlHealthState = status;
|
||||
this.utils.updateVideoCardSourceVisibility(cardEl);
|
||||
}
|
||||
badgeEl.setAttribute("aria-live", "polite");
|
||||
badgeEl.setAttribute("role", status === "offline" ? "alert" : "status");
|
||||
badgeEl.textContent = message;
|
||||
|
||||
const classes = ["badge", "url-health-badge"];
|
||||
if (hadCompactMargin) {
|
||||
classes.push("mt-sm");
|
||||
}
|
||||
badgeEl.className = classes.join(" ");
|
||||
|
||||
const variantMap = {
|
||||
healthy: "success",
|
||||
offline: "critical",
|
||||
unknown: "neutral",
|
||||
timeout: "neutral",
|
||||
checking: "neutral",
|
||||
};
|
||||
const variant = variantMap[status];
|
||||
if (variant) {
|
||||
badgeEl.dataset.variant = variant;
|
||||
} else if (badgeEl.dataset.variant) {
|
||||
delete badgeEl.dataset.variant;
|
||||
}
|
||||
|
||||
const videoListView =
|
||||
this.callbacks.getVideoListView &&
|
||||
typeof this.callbacks.getVideoListView === "function"
|
||||
? this.callbacks.getVideoListView()
|
||||
: null;
|
||||
|
||||
if (
|
||||
videoId &&
|
||||
videoListView &&
|
||||
typeof videoListView.cacheUrlHealth === "function"
|
||||
) {
|
||||
videoListView.cacheUrlHealth(videoId, {
|
||||
status,
|
||||
message,
|
||||
lastCheckedAt: Number.isFinite(state?.lastCheckedAt)
|
||||
? state.lastCheckedAt
|
||||
: undefined,
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
handleUrlHealthBadge({ video, url, badgeEl }) {
|
||||
if (!video?.id || !badgeEl || !url) {
|
||||
return;
|
||||
}
|
||||
|
||||
const eventId = video.id;
|
||||
const trimmedUrl = typeof url === "string" ? url.trim() : "";
|
||||
if (!trimmedUrl) {
|
||||
return;
|
||||
}
|
||||
|
||||
badgeEl.dataset.urlHealthFor = eventId;
|
||||
|
||||
if (typeof this.state.getCachedUrlHealth === "function") {
|
||||
const cached = this.state.getCachedUrlHealth(eventId, trimmedUrl);
|
||||
if (cached) {
|
||||
this.updateUrlHealthBadge(badgeEl, cached, eventId);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
this.updateUrlHealthBadge(badgeEl, { status: "checking" }, eventId);
|
||||
|
||||
const probeOptions = { confirmPlayable: true };
|
||||
const getInFlight = this.state.getInFlightUrlProbe;
|
||||
const existingProbe =
|
||||
typeof getInFlight === "function"
|
||||
? getInFlight(eventId, trimmedUrl, probeOptions)
|
||||
: null;
|
||||
|
||||
if (existingProbe) {
|
||||
existingProbe
|
||||
.then((entry) => {
|
||||
if (entry) {
|
||||
this.updateUrlHealthBadge(badgeEl, entry, eventId);
|
||||
}
|
||||
})
|
||||
.catch((err) => {
|
||||
this.logger.warn(
|
||||
`[urlHealth] cached probe promise rejected for ${trimmedUrl}:`,
|
||||
err
|
||||
);
|
||||
});
|
||||
return;
|
||||
}
|
||||
|
||||
const probePromise = this.probeUrl(trimmedUrl, probeOptions)
|
||||
.then((result) => {
|
||||
const outcome = result?.outcome || "error";
|
||||
let entry;
|
||||
|
||||
if (outcome === "ok") {
|
||||
entry = { status: "healthy", message: "✅ CDN" };
|
||||
} else if (outcome === "opaque" || outcome === "unknown") {
|
||||
entry = {
|
||||
status: "unknown",
|
||||
message: "⚠️ CDN",
|
||||
};
|
||||
} else if (outcome === "timeout") {
|
||||
entry = {
|
||||
status: "timeout",
|
||||
message: "⚠️ CDN timed out",
|
||||
};
|
||||
} else {
|
||||
entry = {
|
||||
status: "offline",
|
||||
message: "❌ CDN",
|
||||
};
|
||||
}
|
||||
|
||||
const urlHealthConstants = this.constants.urlHealthConstants || {};
|
||||
const ttlOverride =
|
||||
entry.status === "timeout" || entry.status === "unknown"
|
||||
? urlHealthConstants.URL_HEALTH_TIMEOUT_RETRY_MS
|
||||
: undefined;
|
||||
|
||||
if (typeof this.state.storeUrlHealth === "function") {
|
||||
return this.state.storeUrlHealth(
|
||||
eventId,
|
||||
trimmedUrl,
|
||||
entry,
|
||||
ttlOverride
|
||||
);
|
||||
}
|
||||
return entry;
|
||||
})
|
||||
.catch((err) => {
|
||||
this.logger.warn(`[urlHealth] probe failed for ${trimmedUrl}:`, err);
|
||||
const entry = {
|
||||
status: "offline",
|
||||
message: "❌ CDN",
|
||||
};
|
||||
if (typeof this.state.storeUrlHealth === "function") {
|
||||
return this.state.storeUrlHealth(eventId, trimmedUrl, entry);
|
||||
}
|
||||
return entry;
|
||||
});
|
||||
|
||||
if (typeof this.state.setInFlightUrlProbe === "function") {
|
||||
this.state.setInFlightUrlProbe(
|
||||
eventId,
|
||||
trimmedUrl,
|
||||
probePromise,
|
||||
probeOptions
|
||||
);
|
||||
}
|
||||
|
||||
probePromise
|
||||
.then((entry) => {
|
||||
if (entry) {
|
||||
this.updateUrlHealthBadge(badgeEl, entry, eventId);
|
||||
}
|
||||
})
|
||||
.catch((err) => {
|
||||
this.logger.warn(
|
||||
`[urlHealth] probe promise rejected post-cache for ${trimmedUrl}:`,
|
||||
err
|
||||
);
|
||||
});
|
||||
}
|
||||
|
||||
async probeUrlWithVideoElement(url, timeoutMs) {
|
||||
const defaultTimeout = this.constants.URL_PROBE_TIMEOUT_MS || 5000;
|
||||
const effectiveTimeout =
|
||||
Number.isFinite(timeoutMs) && timeoutMs > 0 ? timeoutMs : defaultTimeout;
|
||||
|
||||
const trimmed = typeof url === "string" ? url.trim() : "";
|
||||
if (!trimmed || typeof document === "undefined") {
|
||||
return { outcome: "error" };
|
||||
}
|
||||
|
||||
return new Promise((resolve) => {
|
||||
const video = document.createElement("video");
|
||||
let settled = false;
|
||||
let timeoutId = null;
|
||||
|
||||
const cleanup = () => {
|
||||
if (timeoutId) {
|
||||
clearTimeout(timeoutId);
|
||||
}
|
||||
video.removeEventListener("loadeddata", handleSuccess);
|
||||
video.removeEventListener("canplay", handleSuccess);
|
||||
video.removeEventListener("error", handleError);
|
||||
try {
|
||||
video.pause();
|
||||
} catch (err) {
|
||||
// ignore pause failures
|
||||
}
|
||||
try {
|
||||
video.removeAttribute("src");
|
||||
video.load();
|
||||
} catch (err) {
|
||||
// ignore cleanup failures
|
||||
}
|
||||
};
|
||||
|
||||
const settle = (result) => {
|
||||
if (settled) {
|
||||
return;
|
||||
}
|
||||
settled = true;
|
||||
cleanup();
|
||||
resolve(result);
|
||||
};
|
||||
|
||||
const handleSuccess = () => {
|
||||
settle({ outcome: "ok" });
|
||||
};
|
||||
|
||||
const handleError = () => {
|
||||
settle({ outcome: "error" });
|
||||
};
|
||||
|
||||
if (Number.isFinite(effectiveTimeout) && effectiveTimeout > 0) {
|
||||
timeoutId = setTimeout(() => {
|
||||
settle({ outcome: "timeout" });
|
||||
}, effectiveTimeout);
|
||||
}
|
||||
|
||||
try {
|
||||
video.preload = "metadata";
|
||||
video.muted = true;
|
||||
video.playsInline = true;
|
||||
video.addEventListener("loadeddata", handleSuccess, { once: true });
|
||||
video.addEventListener("canplay", handleSuccess, { once: true });
|
||||
video.addEventListener("error", handleError, { once: true });
|
||||
video.src = trimmed;
|
||||
video.load();
|
||||
} catch (err) {
|
||||
settle({ outcome: "error", error: err });
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
async probeUrl(url, options = {}) {
|
||||
const trimmed = typeof url === "string" ? url.trim() : "";
|
||||
if (!trimmed) {
|
||||
return { outcome: "invalid" };
|
||||
}
|
||||
|
||||
const confirmPlayable = options?.confirmPlayable === true;
|
||||
const defaultTimeout = this.constants.URL_PROBE_TIMEOUT_MS || 5000;
|
||||
const urlHealthConstants = this.constants.urlHealthConstants || {};
|
||||
|
||||
const confirmWithVideoElement = async () => {
|
||||
if (!confirmPlayable) {
|
||||
return null;
|
||||
}
|
||||
|
||||
const initialTimeout =
|
||||
Number.isFinite(options?.videoProbeTimeoutMs) &&
|
||||
options.videoProbeTimeoutMs > 0
|
||||
? options.videoProbeTimeoutMs
|
||||
: defaultTimeout;
|
||||
|
||||
const attemptWithTimeout = async (timeoutMs) => {
|
||||
try {
|
||||
const result = await this.probeUrlWithVideoElement(
|
||||
trimmed,
|
||||
timeoutMs
|
||||
);
|
||||
if (result && result.outcome) {
|
||||
return result;
|
||||
}
|
||||
} catch (err) {
|
||||
this.logger.warn(
|
||||
`[probeUrl] Video element probe threw for ${trimmed}:`,
|
||||
err
|
||||
);
|
||||
}
|
||||
return null;
|
||||
};
|
||||
|
||||
let result = await attemptWithTimeout(initialTimeout);
|
||||
|
||||
if (
|
||||
result &&
|
||||
result.outcome === "timeout" &&
|
||||
Number.isFinite(urlHealthConstants.URL_PROBE_TIMEOUT_RETRY_MS) &&
|
||||
urlHealthConstants.URL_PROBE_TIMEOUT_RETRY_MS > initialTimeout
|
||||
) {
|
||||
const retryResult = await attemptWithTimeout(
|
||||
urlHealthConstants.URL_PROBE_TIMEOUT_RETRY_MS
|
||||
);
|
||||
if (retryResult) {
|
||||
result = { ...retryResult, retriedAfterTimeout: true };
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
};
|
||||
|
||||
const supportsAbort = typeof AbortController !== "undefined";
|
||||
const controller = supportsAbort ? new AbortController() : null;
|
||||
let timeoutId = null;
|
||||
|
||||
const racers = [
|
||||
fetch(trimmed, {
|
||||
method: "HEAD",
|
||||
mode: "no-cors",
|
||||
cache: "no-store",
|
||||
signal: controller ? controller.signal : undefined,
|
||||
}),
|
||||
];
|
||||
|
||||
if (Number.isFinite(defaultTimeout) && defaultTimeout > 0) {
|
||||
racers.push(
|
||||
new Promise((resolve) => {
|
||||
timeoutId = setTimeout(() => {
|
||||
if (controller) {
|
||||
try {
|
||||
controller.abort();
|
||||
} catch (err) {
|
||||
// ignore abort errors
|
||||
}
|
||||
}
|
||||
resolve({ outcome: "timeout" });
|
||||
}, defaultTimeout);
|
||||
})
|
||||
);
|
||||
}
|
||||
|
||||
let responseOrTimeout;
|
||||
try {
|
||||
responseOrTimeout = await Promise.race(racers);
|
||||
} catch (err) {
|
||||
if (timeoutId) {
|
||||
clearTimeout(timeoutId);
|
||||
}
|
||||
this.logger.warn(`[probeUrl] HEAD request failed for ${trimmed}:`, err);
|
||||
const fallback = await confirmWithVideoElement();
|
||||
if (fallback) {
|
||||
return fallback;
|
||||
}
|
||||
return confirmPlayable
|
||||
? { outcome: "error", error: err }
|
||||
: { outcome: "unknown", error: err };
|
||||
}
|
||||
|
||||
if (timeoutId) {
|
||||
clearTimeout(timeoutId);
|
||||
}
|
||||
|
||||
if (responseOrTimeout && responseOrTimeout.outcome === "timeout") {
|
||||
const fallback = await confirmWithVideoElement();
|
||||
if (fallback) {
|
||||
return fallback;
|
||||
}
|
||||
return confirmPlayable ? { outcome: "timeout" } : { outcome: "unknown" };
|
||||
}
|
||||
|
||||
const response = responseOrTimeout;
|
||||
if (!response) {
|
||||
return { outcome: "error" };
|
||||
}
|
||||
|
||||
if (response.type === "opaque") {
|
||||
const fallback = await confirmWithVideoElement();
|
||||
if (fallback) {
|
||||
return fallback;
|
||||
}
|
||||
return { outcome: confirmPlayable ? "opaque" : "unknown" };
|
||||
}
|
||||
|
||||
if (!response.ok) {
|
||||
const fallback = await confirmWithVideoElement();
|
||||
if (fallback) {
|
||||
return fallback;
|
||||
}
|
||||
return {
|
||||
outcome: "bad",
|
||||
status: response.status,
|
||||
};
|
||||
}
|
||||
|
||||
const playbackCheck = await confirmWithVideoElement();
|
||||
if (playbackCheck) {
|
||||
if (playbackCheck.outcome === "ok") {
|
||||
return {
|
||||
...playbackCheck,
|
||||
status: response.status,
|
||||
};
|
||||
}
|
||||
return playbackCheck;
|
||||
}
|
||||
|
||||
return {
|
||||
outcome: "ok",
|
||||
status: response.status,
|
||||
};
|
||||
}
|
||||
}
|
||||
+10
-4
@@ -175,7 +175,7 @@ export class TorrentClient {
|
||||
*/
|
||||
async probePeers(
|
||||
magnetURI,
|
||||
{ timeoutMs = 8000, maxWebConns = 2, polls = 3 } = {}
|
||||
{ timeoutMs = 8000, maxWebConns = 2, polls = 3, urlList = [] } = {}
|
||||
) {
|
||||
const magnet = typeof magnetURI === "string" ? magnetURI.trim() : "";
|
||||
if (!magnet) {
|
||||
@@ -194,7 +194,9 @@ export class TorrentClient {
|
||||
const { magnet: augmentedMagnet, appended, hasProbeTrackers } =
|
||||
appendProbeTrackers(magnet, trackers);
|
||||
|
||||
const hasWebSeed = magnet.includes("ws=") || magnet.includes("webSeed=");
|
||||
const hasMagnetWebSeed = magnet.includes("ws=") || magnet.includes("webSeed=");
|
||||
const hasExplicitWebSeed = Array.isArray(urlList) && urlList.length > 0;
|
||||
const hasWebSeed = hasMagnetWebSeed || hasExplicitWebSeed;
|
||||
|
||||
if (!hasProbeTrackers && !hasWebSeed) {
|
||||
return {
|
||||
@@ -270,10 +272,14 @@ export class TorrentClient {
|
||||
};
|
||||
|
||||
try {
|
||||
torrent = client.add(augmentedMagnet, {
|
||||
const addOptions = {
|
||||
announce: trackers,
|
||||
maxWebConns: safeMaxWebConns,
|
||||
});
|
||||
};
|
||||
if (hasExplicitWebSeed) {
|
||||
addOptions.urlList = urlList;
|
||||
}
|
||||
torrent = client.add(augmentedMagnet, addOptions);
|
||||
} catch (err) {
|
||||
finalize({
|
||||
reason: "error",
|
||||
|
||||
@@ -0,0 +1,195 @@
|
||||
import test, { beforeEach, afterEach, describe, it } from 'node:test';
|
||||
import { strict as assert } from 'node:assert';
|
||||
import { JSDOM } from 'jsdom';
|
||||
import UrlHealthController from '../../js/ui/urlHealthController.js';
|
||||
|
||||
let dom;
|
||||
let controller;
|
||||
let mockCache = new Map();
|
||||
let inFlightProbes = new Map();
|
||||
|
||||
const mockState = {
|
||||
getCachedUrlHealth: (eventId, url) => mockCache.get(`${eventId}-${url}`),
|
||||
storeUrlHealth: (eventId, url, result) => {
|
||||
mockCache.set(`${eventId}-${url}`, result);
|
||||
return result;
|
||||
},
|
||||
getInFlightUrlProbe: (eventId, url) => inFlightProbes.get(`${eventId}-${url}`),
|
||||
setInFlightUrlProbe: (eventId, url, promise) => {
|
||||
inFlightProbes.set(`${eventId}-${url}`, promise);
|
||||
},
|
||||
URL_PROBE_TIMEOUT_MS: 50,
|
||||
urlHealthConstants: { URL_PROBE_TIMEOUT_RETRY_MS: 50 },
|
||||
};
|
||||
|
||||
const mockLogger = {
|
||||
warn: () => {},
|
||||
log: () => {},
|
||||
error: () => {},
|
||||
};
|
||||
|
||||
const mockUtils = {
|
||||
updateVideoCardSourceVisibility: () => {},
|
||||
};
|
||||
|
||||
const mockCallbacks = {
|
||||
getVideoListView: () => ({
|
||||
cacheUrlHealth: () => {},
|
||||
}),
|
||||
};
|
||||
|
||||
beforeEach(() => {
|
||||
dom = new JSDOM('<!DOCTYPE html><html><body></body></html>', {
|
||||
url: 'https://example.com',
|
||||
});
|
||||
|
||||
global.window = dom.window;
|
||||
global.document = dom.window.document;
|
||||
global.HTMLElement = dom.window.HTMLElement;
|
||||
global.AbortController = dom.window.AbortController;
|
||||
|
||||
// Mock fetch
|
||||
global.fetch = async (url) => {
|
||||
if (url.includes('timeout')) {
|
||||
await new Promise(resolve => setTimeout(resolve, 100));
|
||||
return { ok: false, status: 408 };
|
||||
}
|
||||
if (url.includes('404')) {
|
||||
return { ok: false, status: 404 };
|
||||
}
|
||||
if (url.includes('error')) {
|
||||
throw new Error('Network error');
|
||||
}
|
||||
if (url.includes('opaque')) {
|
||||
return { type: 'opaque', ok: false, status: 0 };
|
||||
}
|
||||
return { ok: true, status: 200, type: 'basic' };
|
||||
};
|
||||
|
||||
mockCache.clear();
|
||||
inFlightProbes.clear();
|
||||
|
||||
controller = new UrlHealthController({
|
||||
state: mockState,
|
||||
utils: mockUtils,
|
||||
logger: mockLogger,
|
||||
constants: { URL_PROBE_TIMEOUT_MS: 50 },
|
||||
callbacks: mockCallbacks,
|
||||
});
|
||||
});
|
||||
|
||||
afterEach(() => {
|
||||
delete global.window;
|
||||
delete global.document;
|
||||
delete global.HTMLElement;
|
||||
delete global.fetch;
|
||||
delete global.AbortController;
|
||||
});
|
||||
|
||||
describe('UrlHealthController', () => {
|
||||
it('probeUrl returns ok for valid URL', async () => {
|
||||
// Mock video element behavior
|
||||
const originalCreateElement = document.createElement;
|
||||
document.createElement = (tagName) => {
|
||||
if (tagName === 'video') {
|
||||
return {
|
||||
addEventListener: (event, handler) => {
|
||||
if (event === 'loadeddata') {
|
||||
setTimeout(handler, 10);
|
||||
}
|
||||
},
|
||||
removeEventListener: () => {},
|
||||
load: () => {},
|
||||
pause: () => {},
|
||||
removeAttribute: () => {},
|
||||
isConnected: false,
|
||||
};
|
||||
}
|
||||
return originalCreateElement(tagName);
|
||||
};
|
||||
|
||||
const result = await controller.probeUrl('https://example.com/video.mp4', { confirmPlayable: true });
|
||||
assert.equal(result.outcome, 'ok');
|
||||
assert.equal(result.status, 200);
|
||||
|
||||
document.createElement = originalCreateElement;
|
||||
});
|
||||
|
||||
it('probeUrl returns error for 404', async () => {
|
||||
// Mock video element behavior to fail
|
||||
const originalCreateElement = document.createElement;
|
||||
document.createElement = (tagName) => {
|
||||
if (tagName === 'video') {
|
||||
return {
|
||||
addEventListener: (event, handler) => {
|
||||
if (event === 'error') {
|
||||
setTimeout(handler, 10);
|
||||
}
|
||||
},
|
||||
removeEventListener: () => {},
|
||||
load: () => {},
|
||||
pause: () => {},
|
||||
removeAttribute: () => {},
|
||||
isConnected: false,
|
||||
};
|
||||
}
|
||||
return originalCreateElement(tagName);
|
||||
};
|
||||
|
||||
const result = await controller.probeUrl('https://example.com/404.mp4', { confirmPlayable: true });
|
||||
assert.ok(result.outcome === 'bad' || result.outcome === 'error');
|
||||
|
||||
document.createElement = originalCreateElement;
|
||||
});
|
||||
|
||||
it('handleUrlHealthBadge updates badge', async () => {
|
||||
const badgeEl = document.createElement('span');
|
||||
document.body.appendChild(badgeEl); // Ensure isConnected is true
|
||||
badgeEl.dataset.urlHealthUrl = 'https://example.com/video.mp4';
|
||||
badgeEl.dataset.urlHealthEventId = 'event1';
|
||||
|
||||
// Mock successful probe via video element
|
||||
const originalCreateElement = document.createElement;
|
||||
document.createElement = (tagName) => {
|
||||
if (tagName === 'video') {
|
||||
return {
|
||||
addEventListener: (event, handler) => {
|
||||
if (event === 'loadeddata') {
|
||||
setTimeout(handler, 0);
|
||||
}
|
||||
},
|
||||
removeEventListener: () => {},
|
||||
load: () => {},
|
||||
pause: () => {},
|
||||
removeAttribute: () => {},
|
||||
isConnected: false,
|
||||
};
|
||||
}
|
||||
return originalCreateElement(tagName);
|
||||
};
|
||||
|
||||
await controller.handleUrlHealthBadge({
|
||||
video: { id: 'event1' },
|
||||
url: 'https://example.com/video.mp4',
|
||||
badgeEl
|
||||
});
|
||||
|
||||
// Since handleUrlHealthBadge sets an in-flight probe, we might need to wait or verify the state.
|
||||
// The implementation of handleUrlHealthBadge awaits internally if not careful, or just triggers logic.
|
||||
// In js/app.js, it sets the in-flight probe and attaches .then() handlers.
|
||||
// We need to wait for microtasks.
|
||||
|
||||
await new Promise(resolve => setTimeout(resolve, 50));
|
||||
|
||||
assert.equal(badgeEl.dataset.urlHealthState, 'healthy');
|
||||
assert.equal(badgeEl.textContent, '✅ CDN');
|
||||
|
||||
document.createElement = originalCreateElement;
|
||||
});
|
||||
|
||||
it('getUrlHealthPlaceholderMarkup returns string', () => {
|
||||
const markup = controller.getUrlHealthPlaceholderMarkup();
|
||||
assert.ok(typeof markup === 'string');
|
||||
assert.ok(markup.includes('CDN'));
|
||||
});
|
||||
});
|
||||
Reference in new issue
Block a user