Experiment to rebuild Diffuse using web applets.
refactor: Move utility functions out of theme
+102
-63
+23
deno.lock
+23
deno.lock
···
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"integrity": "sha512-bXE4cR/kVZhKZX/RjPEflHaKVhUVl85noU3v6b8apfQEc1x4A+zBxjZ4lN8LqGd6WZ3dl98pY4o717VFmoPp+A=="
2723
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}
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},
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+
"redirects": {
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"https://esm.sh/gh/unternet-co/web-applets/sdk": "https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/sdk",
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+
"https://esm.sh/gh/unternet-co/web-applets/sdk/src/index.ts": "https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/sdk/src/index.ts"
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+
},
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"remote": {
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"https://denopkg.com/unternet-co/web-applets@e3e9ca6/sdk/src/index.ts": "46abe7bc8b6b678e4ecaee4905c9073816c62d22c5cbc5d6f5af0cda5ab27932",
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+
"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk.mjs": "70d2b9a7dfca16423d99246050c7abec35cf661fe39a544559b7a5dd226118a8",
2732
+
"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/applets/applet-factory.nobundle.mjs": "61956718100039677766b50b1a7e506b6ce18e6222d4d22c53480b458a2f60d9",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/applets/applet-scope.nobundle.mjs": "219c4fd6a6ae2cc6741a91562f5d33f892f8c6c8d1709ce5077032844ac18c95",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/applets/applet.nobundle.mjs": "38bf32e3fedca7d37f042a347417659d6bac8fe8ed04021730a6b7b95a102eab",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/applets/errors.nobundle.mjs": "e1b6e635b6cfa5d2fe35517b6d2b82c667174aa541fdb21bce87ec26233d052b",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/applets/events.nobundle.mjs": "e1cacd49dda2242f31a298352fc6a30f993bd0c380c5b18bfbf0eacac510d661",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/constants.nobundle.mjs": "9a9aaeb0797585f3d662cc5e4f9e097e84cedf9d731d1ea8eaef379ac45dea14",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/debug.nobundle.mjs": "85fe667af343ef0692b2c77d041cf85fd5a00a106946c481c68d609380349b6d",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/elements/applet-frame.nobundle.mjs": "a96218721638a5c47b6393871f595e4074931c5ab1c28d5a77f1d3df579e5e1a",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/index.nobundle.mjs": "5fa4b5a068f064c6f04ad93a21480226242746c7f5339141d2855280962e9bd0",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/index.ts.mjs": "adcbf7cd6f62cd5eb1352f654e47b44d597c859132cb9b22196db28498172fee",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/index.ts.nobundle.mjs": "56dc8dd8586a38eb48dee0d7046ab9488b0a95b13324bcf35779efbe6d0cbd93",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/denonext/sdk/src/utils.nobundle.mjs": "e3ccd0d6e05ee075c23fcca025c2cd4100a1e94e73b7df049a5e1b4358849d59",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/sdk": "65f33669ecd21ed2e5d40f99f375b2e443740ee0db358a5876841a3c5b717cf7",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/sdk/src/index.ts": "83d82acfcb7be175545d516c26ed04a7a828b5b2612a78a556370ab0bfe160be",
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"https://esm.sh/gh/unternet-co/web-applets@e3e9ca6/sdk/src/index.ts?bundle=false": "f83daf050b47537389e05b8fd38c3b6db1a32725876a56b21e91df901af8ac92"
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},
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"workspace": {
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"dependencies": [
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"npm:@picocss/pico@^2.0.6",
+61
src/scripts/theme.ts
+61
src/scripts/theme.ts
···
1
+
import type {
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Applet,
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AppletEvent,
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} from "https://denopkg.com/unternet-co/web-applets@e3e9ca6/sdk/src/index.ts";
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import { applets } from "@web-applets/sdk";
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import { effect, signal } from "spellcaster/spellcaster.js";
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+
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////////////////////////////////////////////
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// 🪟 Applet initialiser
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////////////////////////////////////////////
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export async function applet<D>(
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src: string,
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opts: { setHeight?: boolean } = {},
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): Promise<Applet<D>> {
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const frame: HTMLIFrameElement | null = document.querySelector(
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`[src="${src}${src.endsWith("/") ? "" : "/"}"]`,
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);
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+
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if (frame === null) throw new Error("iframe element not found, src: " + src);
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if (frame.contentWindow === null) {
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throw new Error("iframe does not have a contentWindow");
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}
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+
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const applet = await applets.connect<D>(frame.contentWindow);
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+
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if (opts.setHeight) {
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applet.onresize = () => {
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frame.height = `${applet.height}px`;
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frame.classList.add("has-loaded");
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};
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} else {
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if (frame.contentDocument?.readyState === "complete") {
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frame.classList.add("has-loaded");
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}
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+
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frame.addEventListener("load", () => {
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frame.classList.add("has-loaded");
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});
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}
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return applet;
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}
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+
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////////////////////////////////////////////
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// 🔮 Reactive state management
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////////////////////////////////////////////
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export function reactive<D, T>(
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applet: Applet<D>,
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dataFn: (data: D) => T,
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effectFn: (t: T) => void,
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) {
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const [getter, setter] = signal(
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dataFn(applet.data),
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);
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effect(() => effectFn(getter()));
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applet.addEventListener("data", (event: AppletEvent) => {
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setter(dataFn(event.data));
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});
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}
+18
-63
src/scripts/themes/pilot/index.ts
+18
-63
src/scripts/themes/pilot/index.ts
···
1
-
import { type Applet, type AppletEvent, applets } from "@web-applets/sdk";
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import { effect, signal } from "spellcaster/spellcaster.js";
1
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import { applet, reactive } from "../../theme.ts";
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import type * as AudioEngine from "../../../applets/engine/audio/types.ts";
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import type * as AudioUI from "../../../applets/themes/pilot/ui/audio/types.ts";
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-
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////////////////////////////////////////////
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// 🎨 Styles
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////////////////////////////////////////////
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import "../../../styles/themes/pilot/index.css";
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////////////////////////////////////////////
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// 🗂️ Applets
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////////////////////////////////////////////
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import type * as AudioEngine from "../../../applets/engine/audio/types.ts";
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import type * as AudioUI from "../../../applets/themes/pilot/ui/audio/types.ts";
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const engine = {
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audio: await applet<AudioEngine.State>("../../engine/audio"),
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};
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const ui = {
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audio: await applet("ui/audio", { setHeight: true }),
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audio: await applet<AudioUI.State>("ui/audio", { setHeight: true }),
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};
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////////////////////////////////////////////
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// ⚡ Connect applets
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// ▒▒ [Connections ⚡]
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// ▒▒ Audio UI → Audio Engine
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////////////////////////////////////////////
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reactive(
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ui.audio,
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// TODO: Shouldn't need to pass in the type here
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(data: AudioUI.State) => data.isPlaying,
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-
(isPlaying: boolean) => {
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(isPlaying) => {
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if (isPlaying) {
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// TODO: Replace with an actual queue system (shift queue)
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engine.audio.sendAction("render", {
···
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51
reactive(
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ui.audio,
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(data: AudioUI.State) => data.seekPosition,
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-
(seekPosition: undefined | number) => {
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+
(seekPosition) => {
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if (seekPosition) {
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engine.audio.sendAction("seek", {
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percentage: seekPosition,
···
57
61
},
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);
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////////////////////////////////////////////
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// ▒▒ [Connections ⚡]
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// ▒▒ Audio Engine → Audio UI
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////////////////////////////////////////////
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reactive(
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engine.audio,
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(data: AudioEngine.State) =>
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// TODO: Simplify using queue engine
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Object.values(data.nowPlaying).some((s) => s.isPlaying),
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-
(isPlaying: boolean) => ui.audio.sendAction("set_is_playing", isPlaying),
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(isPlaying) => ui.audio.sendAction("set_is_playing", isPlaying),
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);
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reactive(
···
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},
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(progress: number) => ui.audio.sendAction("set_progress", progress),
77
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);
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-
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////////////////////////////////////////////
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// 🪟 Applet initialiser
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////////////////////////////////////////////
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async function applet<T>(src: string, opts: { setHeight?: boolean } = {}) {
83
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const frame: HTMLIFrameElement | null = document.querySelector(
84
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`[src="${src}${src.endsWith("/") ? "" : "/"}"]`,
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);
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-
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if (frame === null) throw new Error("iframe element not found, src: " + src);
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if (frame.contentWindow === null) {
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throw new Error("iframe does not have a contentWindow");
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}
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const applet: Applet = await applets.connect<T>(frame.contentWindow);
93
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if (opts.setHeight) {
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applet.onresize = () => {
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frame.height = `${applet.height}px`;
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frame.classList.add("has-loaded");
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};
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} else {
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if (frame.contentDocument?.readyState === "complete") {
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frame.classList.add("has-loaded");
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}
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frame.addEventListener("load", () => {
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frame.classList.add("has-loaded");
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});
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}
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return applet;
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}
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////////////////////////////////////////////
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// 🔮 Reactive state management
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////////////////////////////////////////////
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// TODO: Applet should have a subtype
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function reactive<T>(
117
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applet: Applet,
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dataFn: (data: any /* TODO: Proper types pls */) => T,
119
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effectFn: (t: T) => void,
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) {
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const [getter, setter] = signal(
122
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dataFn(applet.data as any),
123
-
);
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effect(() => effectFn(getter()));
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applet.addEventListener("data", (event: AppletEvent) => {
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setter(dataFn(event.data));
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});
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}