Aurora SpotiRip desktop and web app

- Spotify playlist, library, album and artist browsing with in-app playback - Song, playlist and album downloads via spotdl with YouTube and Bandcamp fallbacks - Electron desktop app (castLabs Widevine) with a permanent sidebar layout - Linux and Windows packaging scripts
2026-09-25 23:20:57 -05:00
commit 3178b8f4f7
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+import { useEffect, useRef, useState } from "react";
+import { toast } from "sonner";
+import { postSpotifyDownload, type InputType } from "../endpoints/spotify-download_POST.schema";
+import {
+  getSpotifyDownloadStatus,
+  spotifyDownloadFileUrl,
+} from "../endpoints/spotify-download-status_GET.schema";
+import { getSpotifySession } from "../endpoints/spotify-session_GET.schema";
+import { getDesktopBridge } from "./desktopBridge";
+
+const POLL_INTERVAL_MS = 1500;
+
+let canDownloadPromise: Promise<boolean> | undefined;
+function loadCanDownload() {
+  canDownloadPromise ??= getSpotifySession()
+    .then((session) => {
+      const allowed = Boolean(session.connected && session.canDownload);
+      if (!allowed) canDownloadPromise = undefined;
+      return allowed;
+    })
+    .catch(() => {
+      canDownloadPromise = undefined;
+      return false;
+    });
+  return canDownloadPromise;
+}
+
+function saveFromServer(jobId: string) {
+  const anchor = document.createElement("a");
+  anchor.href = spotifyDownloadFileUrl(jobId);
+  anchor.rel = "noopener";
+  document.body.appendChild(anchor);
+  anchor.click();
+  anchor.remove();
+}
+
+export function useSpotifyDownload() {
+  const [busyKeys, setBusyKeys] = useState<Set<string>>(new Set());
+  const [canDownload, setCanDownload] = useState(false);
+  const mounted = useRef(true);
+
+  useEffect(() => {
+    mounted.current = true;
+    loadCanDownload().then((allowed) => {
+      if (mounted.current) setCanDownload(allowed);
+    });
+    return () => {
+      mounted.current = false;
+    };
+  }, []);
+
+  function setBusy(key: string, busy: boolean) {
+    setBusyKeys((current) => {
+      const next = new Set(current);
+      if (busy) next.add(key);
+      else next.delete(key);
+      return next;
+    });
+  }
+
+  async function startDownload(key: string, label: string, request: InputType) {
+    if (busyKeys.has(key)) return;
+    setBusy(key, true);
+    const toastId = toast.loading(`Preparing ${label}…`);
+    try {
+      const { jobId } = await postSpotifyDownload(request);
+      while (mounted.current) {
+        await new Promise((resolve) => window.setTimeout(resolve, POLL_INTERVAL_MS));
+        const status = await getSpotifyDownloadStatus(jobId);
+        if (status.status === "failed") throw new Error(status.error || "Download failed.");
+        if (status.status === "ready") {
+          const skipped = status.failed ? ` (${status.failed} track${status.failed === 1 ? "" : "s"} could not be found)` : "";
+          const desktop = getDesktopBridge();
+          if (desktop && status.savedPath) {
+            const savedPath = status.savedPath;
+            toast.success(`Saved ${label}${skipped}`, {
+              id: toastId,
+              description: savedPath,
+              action: { label: "Show in folder", onClick: () => desktop.showInFolder(savedPath) },
+            });
+          } else {
+            saveFromServer(jobId);
+            toast.success(`Downloading ${status.fileName}${skipped}`, { id: toastId, description: undefined });
+          }
+          return;
+        }
+        if (status.total > 1) {
+          toast.loading(`Downloading ${label}: ${status.done} of ${status.total}`, {
+            id: toastId,
+            description: status.currentTitle,
+          });
+        }
+      }
+      toast.dismiss(toastId);
+    } catch (reason) {
+      toast.error(reason instanceof Error ? reason.message : "Download failed.", { id: toastId });
+    } finally {
+      if (mounted.current) setBusy(key, false);
+    }
+  }
+
+  return { busyKeys, canDownload, startDownload };
+}