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feat(plugin): BetterAudioPlayer (#76)
* start, need to figure out cors * final * add force below incase they want it above ??? * better yes
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317
src/equicordplugins/betterAudioPlayer/index.tsx
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317
src/equicordplugins/betterAudioPlayer/index.tsx
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/*
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* Vencord, a Discord client mod
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* Copyright (c) 2024 Vendicated and contributors
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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import "./style.css";
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import { definePluginSettings } from "@api/Settings";
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import { EquicordDevs } from "@utils/constants";
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import definePlugin, { OptionType } from "@utils/types";
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import { showToast, Toasts } from "@webpack/common";
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const fileSizeLimit = 12e6;
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function parseFileSize(size: string) {
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const [value, unit] = size.split(" ");
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const multiplier = {
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B: 1,
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KB: 1024,
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MB: 1024 ** 2,
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GB: 1024 ** 3,
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TB: 1024 ** 4,
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}[unit];
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if (!multiplier) return;
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return parseFloat(value) * multiplier;
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}
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function getMetadata(audioElement: HTMLElement) {
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const metadataElement = audioElement.querySelector("[class^='metadataContent_']");
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const nameElement = metadataElement?.querySelector("a");
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const sizeElement = audioElement.querySelector("[class^='metadataContent_'] [class^='metadataSize_']");
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const url = nameElement?.getAttribute("href");
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const audioElementLink = audioElement.querySelector("audio");
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if (!sizeElement?.textContent || !nameElement?.textContent || !url || !audioElementLink) return false;
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const name = nameElement.textContent;
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const size = parseFileSize(sizeElement.textContent);
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if (size && size > fileSizeLimit) {
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return false;
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}
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const elements = [metadataElement?.parentElement, audioElement.querySelector("[class^='audioControls_']")];
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const computedStyle = getComputedStyle(audioElement);
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const parentBorderRadius = computedStyle.borderRadius;
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if (settings.store.forceMoveBelow) {
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elements.forEach(element => {
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if (element) (element as HTMLElement).style.zIndex = "2";
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});
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}
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return {
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name,
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size,
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url,
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audio: audioElementLink,
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parentBorderRadius: parentBorderRadius,
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};
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}
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async function addListeners(audioElement: HTMLAudioElement, url: string, parentBorderRadius: string) {
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const madeURL = new URL(url);
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madeURL.searchParams.set("t", Date.now().toString());
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// thanks thororen :p
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const corsProxyUrl = "https://cors.thororen.com/?url=" + encodeURIComponent(madeURL.href);
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const response = await fetch(corsProxyUrl);
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const blob = await response.blob();
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const blobUrl = URL.createObjectURL(blob);
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const audioContext = new AudioContext();
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const analyser = audioContext.createAnalyser();
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analyser.fftSize = 2048;
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const bufferLength = analyser.frequencyBinCount;
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const dataArray = new Uint8Array(bufferLength);
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const frequencyData = new Uint8Array(bufferLength);
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const source = audioContext.createMediaElementSource(audioElement);
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source.connect(analyser);
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analyser.connect(audioContext.destination);
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const canvas = document.createElement("canvas");
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const canvasContext = canvas.getContext("2d");
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if (!canvasContext) return;
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canvas.classList.add("better-audio-visualizer");
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audioElement.parentElement?.appendChild(canvas);
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console.log(parentBorderRadius);
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if (parentBorderRadius) canvas.style.borderRadius = parentBorderRadius;
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function drawVisualizer() {
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if (!audioElement.paused) {
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requestAnimationFrame(drawVisualizer);
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}
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analyser.getByteTimeDomainData(dataArray);
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analyser.getByteFrequencyData(frequencyData);
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if (!canvasContext) return;
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canvasContext.clearRect(0, 0, canvas.width, canvas.height);
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if (settings.store.oscilloscope) drawOscilloscope(canvasContext, canvas, dataArray, bufferLength);
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if (settings.store.spectrograph) drawSpectrograph(canvasContext, canvas, frequencyData, bufferLength);
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}
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audioElement.src = blobUrl;
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audioElement.addEventListener("play", () => {
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if (audioContext.state === "suspended") {
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audioContext.resume();
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}
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drawVisualizer();
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});
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audioElement.addEventListener("pause", () => {
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audioContext.suspend();
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});
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}
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function drawOscilloscope(canvasContext, canvas, dataArray, bufferLength) {
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const sliceWidth = canvas.width / bufferLength;
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let x = 0;
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const { oscilloscopeSolidColor, oscilloscopeColor } = settings.store;
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const [r, g, b] = oscilloscopeColor.split(",").map(Number);
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canvasContext.lineWidth = 2;
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canvasContext.clearRect(0, 0, canvas.width, canvas.height);
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canvasContext.beginPath();
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for (let i = 0; i < bufferLength; i++) {
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const v = dataArray[i] / 128.0;
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const y = (v * canvas.height) / 2;
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if (oscilloscopeSolidColor) {
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canvasContext.strokeStyle = `rgb(${r}, ${g}, ${b})`;
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} else {
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const red = Math.min(r + (v * 100) + (i / bufferLength) * 155, 255);
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const green = Math.min(g + (v * 50) + (i / bufferLength) * 155, 255);
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const blue = Math.min(b + (v * 150) + (i / bufferLength) * 155, 255);
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canvasContext.strokeStyle = `rgb(${red}, ${green}, ${blue})`;
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}
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if (i === 0) {
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canvasContext.moveTo(x, y);
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} else {
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canvasContext.lineTo(x, y);
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}
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x += sliceWidth;
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}
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canvasContext.stroke();
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}
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function drawSpectrograph(canvasContext, canvas, frequencyData, bufferLength) {
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const { spectrographSolidColor, spectrographColor } = settings.store;
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const maxHeight = canvas.height;
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const barWidth = canvas.width / bufferLength;
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let x = 0;
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const maxFrequencyValue = Math.max(...frequencyData);
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if (maxFrequencyValue === 0 || !isFinite(maxFrequencyValue)) {
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return;
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}
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for (let i = 0; i < bufferLength; i++) {
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const normalizedHeight = (frequencyData[i] / maxFrequencyValue) * maxHeight;
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if (spectrographSolidColor) {
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canvasContext.fillStyle = `rgb(${spectrographColor})`;
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} else {
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const [r, g, b] = spectrographColor.split(",").map(Number);
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const red = Math.min(r + (i / bufferLength) * 155, 255);
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const green = Math.min(g + (i / bufferLength) * 155, 255);
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const blue = Math.min(b + (i / bufferLength) * 155, 255);
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const gradient = canvasContext.createLinearGradient(x, canvas.height - normalizedHeight, x, canvas.height);
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gradient.addColorStop(0, `rgb(${red}, ${green}, ${blue})`);
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const darkerColor = `rgb(${Math.max(red - 50, 0)},${Math.max(green - 50, 0)},${Math.max(blue - 50, 0)})`;
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gradient.addColorStop(1, darkerColor);
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canvasContext.fillStyle = gradient;
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}
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canvasContext.fillRect(x, canvas.height - normalizedHeight, barWidth, normalizedHeight);
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x += barWidth + 0.5;
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}
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}
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function scanForAudioElements(element: HTMLElement) {
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element.querySelectorAll("[class^='wrapperAudio_']:not([data-better-audio-processed])").forEach(audioElement => {
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(audioElement as HTMLElement).dataset.betterAudioProcessed = "true";
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const metadata = getMetadata(audioElement as HTMLElement);
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if (!metadata) return;
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console.log(audioElement);
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console.log(metadata);
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addListeners(metadata.audio, metadata.url, metadata.parentBorderRadius);
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});
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}
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function createObserver(targetNode: HTMLElement) {
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const observer = new MutationObserver(mutations => {
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mutations.forEach(mutation => {
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if (mutation.type === "childList") {
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mutation.addedNodes.forEach(addedNode => {
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if (addedNode instanceof HTMLElement) {
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scanForAudioElements(addedNode);
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}
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});
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}
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});
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});
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observer.observe(targetNode, {
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childList: true,
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subtree: true,
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});
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}
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function tryHexToRgb(hex) {
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if (hex.startsWith("#")) {
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const hexMatch = hex.match(/\w\w/g);
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if (hexMatch) {
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const [r, g, b] = hexMatch.map(x => parseInt(x, 16));
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return `${r}, ${g}, ${b}`;
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}
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}
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return hex;
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}
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function handleColorChange(value, settingKey, defaultValue) {
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const rgbPattern = /^(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})$/;
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if (!value.match(rgbPattern)) {
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const rgb = tryHexToRgb(value);
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if (rgb.match(rgbPattern)) {
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settings.store[settingKey] = rgb;
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} else {
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showToast(`Invalid color format for ${settingKey}, make sure it's in the format 'R, G, B' or '#RRGGBB'`, Toasts.Type.FAILURE);
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settings.store[settingKey] = defaultValue;
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}
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} else {
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settings.store[settingKey] = value;
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}
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}
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const settings = definePluginSettings({
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oscilloscope: {
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type: OptionType.BOOLEAN,
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description: "Enable oscilloscope visualizer",
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default: true,
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},
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spectrograph: {
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type: OptionType.BOOLEAN,
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description: "Enable spectrograph visualizer",
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default: true,
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},
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oscilloscopeSolidColor: {
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type: OptionType.BOOLEAN,
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description: "Use solid color for oscilloscope",
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default: false,
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},
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oscilloscopeColor: {
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type: OptionType.STRING,
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description: "Color for oscilloscope",
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default: "255, 255, 255",
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onChange: value => handleColorChange(value, "oscilloscopeColor", "255, 255, 255"),
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},
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spectrographSolidColor: {
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type: OptionType.BOOLEAN,
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description: "Use solid color for spectrograph",
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default: false,
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},
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spectrographColor: {
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type: OptionType.STRING,
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description: "Color for spectrograph",
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default: "33, 150, 243",
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onChange: value => handleColorChange(value, "spectrographColor", "33, 150, 243"),
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},
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forceMoveBelow: {
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type: OptionType.BOOLEAN,
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description: "Force the visualizer below the audio player",
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default: true,
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},
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});
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export default definePlugin({
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name: "BetterAudioPlayer",
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description: "Adds a spectrograph and oscilloscope visualizer to audio attachment players",
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authors: [EquicordDevs.creations],
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settings,
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start() {
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const waitForContent = () => {
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const targetNode = document.querySelector("[class^='content_']");
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if (targetNode) {
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scanForAudioElements(targetNode as HTMLElement);
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createObserver(targetNode as HTMLElement);
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} else {
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requestAnimationFrame(waitForContent);
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}
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};
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waitForContent();
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},
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});
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10
src/equicordplugins/betterAudioPlayer/style.css
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10
src/equicordplugins/betterAudioPlayer/style.css
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.better-audio-visualizer {
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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pointer-events: none;
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z-index: 1;
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border: none;
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}
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