584 lines
No EOL
16 KiB
TypeScript
584 lines
No EOL
16 KiB
TypeScript
import classNames from 'clsx';
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import debounce from 'lodash/debounce';
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import throttle from 'lodash/throttle';
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import React, { useEffect, useLayoutEffect, useRef, useState } from 'react';
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import { defineMessages, useIntl } from 'react-intl';
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import Icon from 'soapbox/components/icon';
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import { formatTime, getPointerPosition } from 'soapbox/features/video';
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import Visualizer from './visualizer';
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const messages = defineMessages({
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play: { id: 'video.play', defaultMessage: 'Play' },
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pause: { id: 'video.pause', defaultMessage: 'Pause' },
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mute: { id: 'video.mute', defaultMessage: 'Mute sound' },
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unmute: { id: 'video.unmute', defaultMessage: 'Unmute sound' },
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download: { id: 'video.download', defaultMessage: 'Download file' },
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});
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const TICK_SIZE = 10;
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const PADDING = 180;
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interface IAudio {
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src: string,
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alt?: string,
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poster?: string,
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duration?: number,
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width?: number,
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height?: number,
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editable?: boolean,
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fullscreen?: boolean,
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cacheWidth?: (width: number) => void,
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backgroundColor?: string,
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foregroundColor?: string,
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accentColor?: string,
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currentTime?: number,
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autoPlay?: boolean,
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volume?: number,
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muted?: boolean,
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deployPictureInPicture?: (type: string, opts: Record<string, any>) => void,
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}
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const Audio: React.FC<IAudio> = (props) => {
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const {
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src,
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alt = '',
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poster,
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accentColor,
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backgroundColor,
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foregroundColor,
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cacheWidth,
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fullscreen,
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autoPlay,
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editable,
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deployPictureInPicture = false,
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} = props;
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const intl = useIntl();
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const [width, setWidth] = useState<number | undefined>(props.width);
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const [height, setHeight] = useState<number | undefined>(props.height);
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const [currentTime, setCurrentTime] = useState(0);
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const [buffer, setBuffer] = useState(0);
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const [duration, setDuration] = useState<number | undefined>(undefined);
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const [paused, setPaused] = useState(true);
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const [muted, setMuted] = useState(false);
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const [volume, setVolume] = useState(0.5);
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const [dragging, setDragging] = useState(false);
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const [hovered, setHovered] = useState(false);
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const visualizer = useRef<Visualizer>(new Visualizer(TICK_SIZE));
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const audioContext = useRef<AudioContext | null>(null);
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const player = useRef<HTMLDivElement>(null);
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const audio = useRef<HTMLAudioElement>(null);
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const seek = useRef<HTMLDivElement>(null);
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const slider = useRef<HTMLDivElement>(null);
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const canvas = useRef<HTMLCanvasElement>(null);
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const _pack = () => ({
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src: props.src,
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volume: audio.current?.volume,
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muted: audio.current?.muted,
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currentTime: audio.current?.currentTime,
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poster: props.poster,
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backgroundColor: props.backgroundColor,
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foregroundColor: props.foregroundColor,
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accentColor: props.accentColor,
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});
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const _setDimensions = () => {
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if (player.current) {
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const width = player.current.offsetWidth;
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const height = fullscreen ? player.current.offsetHeight : (width / (16 / 9));
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if (cacheWidth) {
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cacheWidth(width);
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}
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setWidth(width);
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setHeight(height);
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}
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};
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const togglePlay = () => {
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if (!audioContext.current) {
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_initAudioContext();
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}
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if (paused) {
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audio.current?.play();
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} else {
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audio.current?.pause();
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}
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setPaused(!paused);
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};
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const handleResize = debounce(() => {
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if (player.current) {
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_setDimensions();
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}
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}, 250, {
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trailing: true,
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});
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const handlePlay = () => {
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setPaused(false);
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if (audioContext.current?.state === 'suspended') {
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audioContext.current?.resume();
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}
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_renderCanvas();
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};
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const handlePause = () => {
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setPaused(true);
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audioContext.current?.suspend();
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};
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const handleProgress = () => {
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if (audio.current) {
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const lastTimeRange = audio.current.buffered.length - 1;
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if (lastTimeRange > -1) {
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setBuffer(Math.ceil(audio.current.buffered.end(lastTimeRange) / audio.current.duration * 100));
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}
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}
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};
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const toggleMute = () => {
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const nextMuted = !muted;
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setMuted(nextMuted);
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if (audio.current) {
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audio.current.muted = nextMuted;
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}
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};
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const handleVolumeMouseDown: React.MouseEventHandler = e => {
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document.addEventListener('mousemove', handleMouseVolSlide, true);
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document.addEventListener('mouseup', handleVolumeMouseUp, true);
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document.addEventListener('touchmove', handleMouseVolSlide, true);
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document.addEventListener('touchend', handleVolumeMouseUp, true);
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handleMouseVolSlide(e);
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e.preventDefault();
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e.stopPropagation();
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};
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const handleVolumeMouseUp = () => {
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document.removeEventListener('mousemove', handleMouseVolSlide, true);
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document.removeEventListener('mouseup', handleVolumeMouseUp, true);
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document.removeEventListener('touchmove', handleMouseVolSlide, true);
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document.removeEventListener('touchend', handleVolumeMouseUp, true);
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};
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const handleMouseDown: React.MouseEventHandler = e => {
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document.addEventListener('mousemove', handleMouseMove, true);
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document.addEventListener('mouseup', handleMouseUp, true);
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document.addEventListener('touchmove', handleMouseMove, true);
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document.addEventListener('touchend', handleMouseUp, true);
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setDragging(true);
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audio.current?.pause();
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handleMouseMove(e);
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e.preventDefault();
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e.stopPropagation();
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};
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const handleMouseUp = () => {
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document.removeEventListener('mousemove', handleMouseMove, true);
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document.removeEventListener('mouseup', handleMouseUp, true);
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document.removeEventListener('touchmove', handleMouseMove, true);
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document.removeEventListener('touchend', handleMouseUp, true);
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setDragging(false);
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audio.current?.play();
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};
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const handleMouseMove = throttle((e) => {
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if (audio.current && seek.current) {
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const { x } = getPointerPosition(seek.current, e);
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const currentTime = audio.current.duration * x;
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if (!isNaN(currentTime)) {
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setCurrentTime(currentTime);
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audio.current.currentTime = currentTime;
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}
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}
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}, 15);
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const handleTimeUpdate = () => {
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if (audio.current) {
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setCurrentTime(audio.current.currentTime);
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setDuration(audio.current.duration);
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}
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};
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const handleMouseVolSlide = throttle(e => {
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if (audio.current && slider.current) {
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const { x } = getPointerPosition(slider.current, e);
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if (!isNaN(x)) {
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setVolume(x);
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audio.current.volume = x;
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}
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}
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}, 15);
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const handleScroll = throttle(() => {
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if (!canvas.current || !audio.current) {
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return;
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}
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const { top, height } = canvas.current.getBoundingClientRect();
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const inView = (top <= (window.innerHeight || document.documentElement.clientHeight)) && (top + height >= 0);
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if (!paused && !inView) {
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audio.current.pause();
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if (deployPictureInPicture) {
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deployPictureInPicture('audio', _pack());
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}
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setPaused(true);
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}
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}, 150, { trailing: true });
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const handleMouseEnter = () => {
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setHovered(true);
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};
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const handleMouseLeave = () => {
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setHovered(false);
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};
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const handleLoadedData = () => {
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if (audio.current) {
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setDuration(audio.current.duration);
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if (currentTime) {
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audio.current.currentTime = currentTime;
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}
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if (volume !== undefined) {
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audio.current.volume = volume;
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}
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if (muted !== undefined) {
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audio.current.muted = muted;
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}
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if (autoPlay) {
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togglePlay();
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}
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}
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};
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const _initAudioContext = () => {
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if (audio.current) {
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// @ts-ignore
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// eslint-disable-next-line compat/compat
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const AudioContext = window.AudioContext || window.webkitAudioContext;
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const context = new AudioContext();
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const source = context.createMediaElementSource(audio.current);
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visualizer.current.setAudioContext(context, source);
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source.connect(context.destination);
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audioContext.current = context;
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}
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};
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const _renderCanvas = () => {
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requestAnimationFrame(() => {
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if (!audio.current) return;
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handleTimeUpdate();
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_clear();
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_draw();
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if (!paused) {
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_renderCanvas();
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}
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});
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};
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const _clear = () => {
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visualizer.current?.clear(width || 0, height || 0);
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};
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const _draw = () => {
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visualizer.current?.draw(_getCX(), _getCY(), _getAccentColor(), _getRadius(), _getScaleCoefficient());
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};
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const _getRadius = (): number => {
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return ((height || props.height || 0) - (PADDING * _getScaleCoefficient()) * 2) / 2;
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};
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const _getScaleCoefficient = (): number => {
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return (height || props.height || 0) / 982;
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};
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const _getCX = (): number => {
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return Math.floor((width || 0) / 2);
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};
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const _getCY = (): number => {
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return Math.floor(_getRadius() + (PADDING * _getScaleCoefficient()));
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};
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const _getAccentColor = (): string => {
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return accentColor || '#ffffff';
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};
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const _getBackgroundColor = (): string => {
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return backgroundColor || '#000000';
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};
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const _getForegroundColor = (): string => {
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return foregroundColor || '#ffffff';
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};
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const seekBy = (time: number) => {
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if (audio.current) {
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const currentTime = audio.current.currentTime + time;
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if (!isNaN(currentTime)) {
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setCurrentTime(currentTime);
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audio.current.currentTime = currentTime;
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}
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}
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};
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const handleAudioKeyDown: React.KeyboardEventHandler = e => {
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// On the audio element or the seek bar, we can safely use the space bar
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// for playback control because there are no buttons to press
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if (e.key === ' ') {
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e.preventDefault();
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e.stopPropagation();
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togglePlay();
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}
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};
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const handleKeyDown: React.KeyboardEventHandler = e => {
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switch (e.key) {
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case 'k':
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e.preventDefault();
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e.stopPropagation();
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togglePlay();
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break;
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case 'm':
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e.preventDefault();
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e.stopPropagation();
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toggleMute();
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break;
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case 'j':
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e.preventDefault();
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e.stopPropagation();
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seekBy(-10);
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break;
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case 'l':
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e.preventDefault();
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e.stopPropagation();
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seekBy(10);
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break;
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}
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};
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const getDuration = () => duration || props.duration || 0;
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const progress = Math.min((currentTime / getDuration()) * 100, 100);
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useLayoutEffect(() => {
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if (player.current) {
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_setDimensions();
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}
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}, [player.current]);
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useEffect(() => {
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if (audio.current) {
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setVolume(audio.current.volume);
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setMuted(audio.current.muted);
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}
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}, [audio.current]);
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useEffect(() => {
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if (canvas.current && visualizer.current) {
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visualizer.current.setCanvas(canvas.current);
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}
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}, [canvas.current, visualizer.current]);
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useEffect(() => {
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window.addEventListener('scroll', handleScroll);
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window.addEventListener('resize', handleResize, { passive: true });
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return () => {
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window.removeEventListener('scroll', handleScroll);
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window.removeEventListener('resize', handleResize);
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if (!paused && audio.current && deployPictureInPicture) {
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deployPictureInPicture('audio', _pack());
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}
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};
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}, []);
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useEffect(() => {
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_clear();
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_draw();
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}, [src, width, height, accentColor]);
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return (
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<div
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className={classNames('audio-player', { editable })}
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ref={player}
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style={{
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backgroundColor: _getBackgroundColor(),
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color: _getForegroundColor(),
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width: '100%',
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height: fullscreen ? '100%' : (height || props.height),
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}}
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onMouseEnter={handleMouseEnter}
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onMouseLeave={handleMouseLeave}
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tabIndex={0}
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onKeyDown={handleKeyDown}
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onClick={e => e.stopPropagation()}
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>
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<audio
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src={src}
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ref={audio}
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preload='auto'
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onPlay={handlePlay}
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onPause={handlePause}
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onProgress={handleProgress}
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onLoadedData={handleLoadedData}
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crossOrigin='anonymous'
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/>
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<canvas
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role='button'
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tabIndex={0}
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className='audio-player__canvas'
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width={width}
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height={height}
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style={{ width: '100%', position: 'absolute', top: 0, left: 0 }}
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ref={canvas}
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onClick={togglePlay}
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onKeyDown={handleAudioKeyDown}
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title={alt}
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aria-label={alt}
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/>
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{poster && (
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<img
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src={poster}
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alt=''
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width={(_getRadius() - TICK_SIZE) * 2}
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height={(_getRadius() - TICK_SIZE) * 2}
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style={{
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position: 'absolute',
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left: _getCX(),
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top: _getCY(),
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transform: 'translate(-50%, -50%)',
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borderRadius: '50%',
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pointerEvents: 'none',
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}}
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/>
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)}
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<div className='video-player__seek' onMouseDown={handleMouseDown} ref={seek}>
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<div className='video-player__seek__buffer' style={{ width: `${buffer}%` }} />
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<div
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className='video-player__seek__progress'
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style={{ width: `${progress}%`, backgroundColor: _getAccentColor() }}
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/>
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<span
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className={classNames('video-player__seek__handle', { active: dragging })}
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tabIndex={0}
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style={{ left: `${progress}%`, backgroundColor: _getAccentColor() }}
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onKeyDown={handleAudioKeyDown}
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/>
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</div>
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<div className='video-player__controls active'>
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<div className='video-player__buttons-bar'>
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<div className='video-player__buttons left'>
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<button
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type='button'
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title={intl.formatMessage(paused ? messages.play : messages.pause)}
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aria-label={intl.formatMessage(paused ? messages.play : messages.pause)}
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className='player-button'
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onClick={togglePlay}
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>
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<Icon src={paused ? require('@tabler/icons/player-play.svg') : require('@tabler/icons/player-pause.svg')} />
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</button>
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<button
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type='button'
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title={intl.formatMessage(muted ? messages.unmute : messages.mute)}
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aria-label={intl.formatMessage(muted ? messages.unmute : messages.mute)}
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className='player-button'
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onClick={toggleMute}
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>
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<Icon src={muted ? require('@tabler/icons/volume-3.svg') : require('@tabler/icons/volume.svg')} />
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</button>
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<div
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className={classNames('video-player__volume', { active: hovered })}
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ref={slider}
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onMouseDown={handleVolumeMouseDown}
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>
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<div
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className='video-player__volume__current'
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style={{
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width: `${volume * 100}%`,
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backgroundColor: _getAccentColor(),
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}}
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/>
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<span
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className='video-player__volume__handle'
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tabIndex={0}
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style={{ left: `${volume * 100}%`, backgroundColor: _getAccentColor() }}
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/>
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</div>
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<span className='video-player__time'>
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<span className='video-player__time-current'>{formatTime(Math.floor(currentTime))}</span>
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{getDuration() && (<>
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<span className='video-player__time-sep'>/</span>
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<span className='video-player__time-total'>{formatTime(Math.floor(getDuration()))}</span>
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</>)}
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</span>
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</div>
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<div className='video-player__buttons right'>
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<a
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title={intl.formatMessage(messages.download)}
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aria-label={intl.formatMessage(messages.download)}
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className='video-player__download__icon player-button'
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href={src}
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download
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target='_blank'
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>
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<Icon src={require('@tabler/icons/download.svg')} />
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</a>
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</div>
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</div>
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</div>
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|
</div>
|
|
);
|
|
};
|
|
|
|
export default Audio; |