Experiment to rebuild Diffuse using web applets.
fix: only save tracks when changed
author
Steven Vandevelde
date
(Jul 2, 2025, 2:37 PM +0200)
commit
0cdff63c
0cdff63c35adc79f618bbecc189a36f34918ee0f
parent
3dd4ce9e
3dd4ce9e86a0e7ccc829072332a142750b7f0ff7
+33
-21
+8
-10
src/pages/orchestrator/input-cache/_applet.astro
+8
-10
src/pages/orchestrator/input-cache/_applet.astro
···
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<script>
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import type { ManagedOutput, ResolvedUri, Track } from "@applets/core/types.d.ts";
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import { applet, register, wait } from "@scripts/applet/common";
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import { tracksCacheId } from "@scripts/output/common";
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////////////////////////////////////////////
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// SETUP
···
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};
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// Start processing once settled and tracks are loaded
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// context
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// .settled()
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// .then(() => configurator.output)
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// .then((output) => wait(output, (d) => d?.tracks.state === "loaded"))
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// .then(() => (context.isMainInstance() ? process() : undefined));
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context
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.settled()
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.then(() => configurator.output)
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.then((output) => wait(output, (d) => d?.tracks.state === "loaded"))
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.then(() => (context.isMainInstance() ? process() : undefined));
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////////////////////////////////////////////
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// ACTIONS
···
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});
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// Process
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let changed = true; // TODO
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const tracksWithMetadata = await tracks.reduce(
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async (promise: Promise<Track[]>, track: Track) => {
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const acc = await promise;
···
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},
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);
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console.log(stats, tags);
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changed = true;
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return [...acc, { ...track, stats, tags }];
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},
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Promise.resolve([]),
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);
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// Save
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const changed = tracksCacheId(tracksWithMetadata) !== output.data.tracks.cacheId;
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if (changed)
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await output.sendAction("tracks", tracksWithMetadata, {
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timeoutDuration: 60000 * 5,
+2
-2
src/pages/output/storacha-automerge/_applet.astro
+2
-2
src/pages/output/storacha-automerge/_applet.astro
···
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import type { ManagedOutput, Track } from "@applets/core/types.d.ts";
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import { register } from "@scripts/applet/common";
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import { INITIAL_MANAGED_OUTPUT } from "@scripts/output/common";
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import { INITIAL_MANAGED_OUTPUT, tracksCacheId } from "@scripts/output/common";
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import { cleanUndefinedValuesForTracks } from "@scripts/common";
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////////////////////////////////////////////
···
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tracks: {
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...context.data.tracks,
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...trackDocument,
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cacheId: crypto.randomUUID(),
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cacheId: tracksCacheId(context.data.tracks.collection),
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state: "loaded",
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},
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};
+12
-6
src/scripts/input/opensubsonic/worker.ts
+12
-6
src/scripts/input/opensubsonic/worker.ts
···
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import { SubsonicAPI, type Child } from "subsonic-api";
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import * as URI from "uri-js";
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import QS from "query-string";
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import type { Consult, ConsultGrouping, GroupConsult, Track } from "@applets/core/types.d.ts";
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import { SCHEME } from "./constants.ts";
···
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const parsed = parseURI(t.uri);
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if (!parsed || !parsed.path) return acc;
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const bid = serverId(parsed?.server);
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const trk = { [parsed.path]: t };
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const sid = serverId(parsed?.server);
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const trk = { [URI.unescapeComponent(parsed.path)]: t };
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return { ...acc, [bid]: acc[bid] ? { ...acc[bid], ...trk } : trk };
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return { ...acc, [sid]: acc[sid] ? { ...acc[sid], ...trk } : trk };
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}, {});
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async function search(client: SubsonicAPI, offset = 0): Promise<Child[]> {
···
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const servers = await loadServers();
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const promises = Object.values(servers).map(async (server) => {
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const client = createClient(server);
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const sid = serverId(server);
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const list = await search(client, 0);
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return list
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.filter((song) => !song.isVideo)
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.map((song) => {
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if (song.path && cache[song.path]) return cache[song.path];
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const path = song.path
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? song.path.startsWith("/")
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? song.path
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: `/${song.path}`
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: undefined;
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const fromCache = path ? cache[sid]?.[path] : undefined;
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if (fromCache) return fromCache;
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const track: Track = {
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id: crypto.randomUUID(),
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kind: autoTypeToTrackKind(song.type),
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uri: buildURI(server, { songId: song.id, path: song.path }),
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uri: buildURI(server, { songId: song.id, path }),
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stats: {
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bitrate: song.bitRate,
+11
-3
src/scripts/output/common.ts
+11
-3
src/scripts/output/common.ts
···
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import { xxh32r } from "xxh32/dist/raw.js";
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import type { ManagedOutput, Track } from "@applets/core/types";
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import type { BroadcastedApplet } from "@scripts/applet/common";
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import { jsonEncode } from "@scripts/common";
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export const INITIAL_MANAGED_OUTPUT: ManagedOutput = {
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tracks: {
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cacheId: crypto.randomUUID(),
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cacheId: tracksCacheId([]),
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state: "loading",
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collection: [],
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},
···
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context.data = {
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...context.data,
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tracks: {
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cacheId: crypto.randomUUID(),
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cacheId: tracksCacheId(collection),
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state: "loaded",
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collection,
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},
···
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context.data = {
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...context.data,
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tracks: {
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cacheId: crypto.randomUUID(),
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cacheId: tracksCacheId(tracks),
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state: "loaded",
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collection: tracks,
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},
···
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tracks,
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};
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}
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export function tracksCacheId(tracks: Track[]): string {
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// TODO: Probably should work with encoded tracks directly?
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return xxh32r(jsonEncode(tracks)).toString();
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}