86 lines
1.9 KiB
TypeScript
86 lines
1.9 KiB
TypeScript
import { isAction } from '@reduxjs/toolkit';
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import type { Middleware, UnknownAction } from '@reduxjs/toolkit';
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import ready from 'mastodon/ready';
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import { assetHost } from 'mastodon/utils/config';
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import type { RootState } from '..';
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interface AudioSource {
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src: string;
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type: string;
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}
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interface ActionWithMetaSound extends UnknownAction {
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meta: { sound: string };
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}
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function isActionWithMetaSound(action: unknown): action is ActionWithMetaSound {
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return (
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isAction(action) &&
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'meta' in action &&
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typeof action.meta === 'object' &&
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!!action.meta &&
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'sound' in action.meta &&
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typeof action.meta.sound === 'string'
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);
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}
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const createAudio = (sources: AudioSource[]) => {
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const audio = new Audio();
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sources.forEach(({ type, src }) => {
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const source = document.createElement('source');
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source.type = type;
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source.src = src;
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audio.appendChild(source);
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});
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return audio;
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};
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const play = (audio: HTMLAudioElement) => {
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if (!audio.paused) {
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audio.pause();
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if (typeof audio.fastSeek === 'function') {
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audio.fastSeek(0);
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} else {
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audio.currentTime = 0;
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}
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}
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void audio.play();
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};
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export const soundsMiddleware = (): Middleware<
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// eslint-disable-next-line @typescript-eslint/ban-types -- we need to use `{}` here to ensure the dispatch types can be merged
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{},
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RootState
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> => {
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const soundCache: Record<string, HTMLAudioElement> = {};
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void ready(() => {
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soundCache.boop = createAudio([
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{
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src: `${assetHost}/sounds/boop.ogg`,
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type: 'audio/ogg',
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},
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{
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src: `${assetHost}/sounds/boop.mp3`,
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type: 'audio/mpeg',
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},
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]);
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});
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return () => (next) => (action) => {
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if (isActionWithMetaSound(action)) {
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const sound = action.meta.sound;
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if (sound) {
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const s = soundCache[sound];
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if (s) play(s);
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}
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}
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return next(action);
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};
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};
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