UNPKG

react-h5-audio-player

Version:

A customizable React audio player. Written in TypeScript. Mobile compatible. Keyboard friendly

255 lines 8.14 kB
import _extends from "@babel/runtime/helpers/extends"; import React, { Component, forwardRef } from 'react'; import { getPosX, throttle } from './utils'; class ProgressBar extends Component { timeOnMouseMove = 0; hasAddedAudioEventListener = false; state = { isDraggingProgress: false, currentTimePos: '0%', hasDownloadProgressAnimation: false, downloadProgressArr: [], waitingForSeekCallback: false }; getDuration() { const { audio, srcDuration } = this.props; return typeof srcDuration === 'undefined' ? audio.duration : srcDuration; } getCurrentProgress = event => { const { audio, progressBar } = this.props; const isSingleFileProgressiveDownload = audio.src.indexOf('blob:') !== 0 && typeof this.props.srcDuration === 'undefined'; if (isSingleFileProgressiveDownload && (!audio.src || !isFinite(audio.currentTime) || !progressBar.current)) { return { currentTime: 0, currentTimePos: '0%' }; } const progressBarRect = progressBar.current.getBoundingClientRect(); const maxRelativePos = progressBarRect.width; let relativePos = getPosX(event) - progressBarRect.left; if (relativePos < 0) { relativePos = 0; } else if (relativePos > maxRelativePos) { relativePos = maxRelativePos; } const duration = this.getDuration(); const currentTime = duration * relativePos / maxRelativePos; return { currentTime, currentTimePos: `${(relativePos / maxRelativePos * 100).toFixed(2)}%` }; }; handleContextMenu = event => { event.preventDefault(); }; handleMouseDownOrTouchStartProgressBar = event => { event.stopPropagation(); const { currentTime, currentTimePos } = this.getCurrentProgress(event.nativeEvent); if (isFinite(currentTime)) { this.timeOnMouseMove = currentTime; this.setState({ isDraggingProgress: true, currentTimePos }); if (event.nativeEvent instanceof MouseEvent) { window.addEventListener('mousemove', this.handleWindowMouseOrTouchMove); window.addEventListener('mouseup', this.handleWindowMouseOrTouchUp); } else { window.addEventListener('touchmove', this.handleWindowMouseOrTouchMove); window.addEventListener('touchend', this.handleWindowMouseOrTouchUp); } } }; handleWindowMouseOrTouchMove = event => { if (event instanceof MouseEvent) { event.preventDefault(); } event.stopPropagation(); const windowSelection = window.getSelection(); if (windowSelection && windowSelection.type === 'Range') { windowSelection.empty(); } const { isDraggingProgress } = this.state; if (isDraggingProgress) { const { currentTime, currentTimePos } = this.getCurrentProgress(event); this.timeOnMouseMove = currentTime; this.setState({ currentTimePos }); } }; handleWindowMouseOrTouchUp = event => { event.stopPropagation(); const newTime = this.timeOnMouseMove; const { audio, onChangeCurrentTimeError, onSeek } = this.props; if (onSeek) { this.setState({ isDraggingProgress: false, waitingForSeekCallback: true }, () => { onSeek(audio, newTime).then(() => this.setState({ waitingForSeekCallback: false }), err => { throw new Error(err); }); }); } else { const newProps = { isDraggingProgress: false }; if (audio.readyState === audio.HAVE_NOTHING || audio.readyState === audio.HAVE_METADATA || !isFinite(newTime)) { try { audio.load(); } catch (err) { newProps.currentTimePos = '0%'; return onChangeCurrentTimeError && onChangeCurrentTimeError(err); } } audio.currentTime = newTime; this.setState(newProps); } if (event instanceof MouseEvent) { window.removeEventListener('mousemove', this.handleWindowMouseOrTouchMove); window.removeEventListener('mouseup', this.handleWindowMouseOrTouchUp); } else { window.removeEventListener('touchmove', this.handleWindowMouseOrTouchMove); window.removeEventListener('touchend', this.handleWindowMouseOrTouchUp); } }; handleAudioTimeUpdate = (() => throttle(e => { const { isDraggingProgress } = this.state; const audio = e.target; if (isDraggingProgress || this.state.waitingForSeekCallback === true) return; const { currentTime } = audio; const duration = this.getDuration(); this.setState({ currentTimePos: `${(currentTime / duration * 100 || 0).toFixed(2)}%` }); }, this.props.progressUpdateInterval))(); handleAudioDownloadProgressUpdate = e => { const audio = e.target; const duration = this.getDuration(); const downloadProgressArr = []; for (let i = 0; i < audio.buffered.length; i++) { const bufferedStart = audio.buffered.start(i); const bufferedEnd = audio.buffered.end(i); downloadProgressArr.push({ left: `${Math.round(100 / duration * bufferedStart) || 0}%`, width: `${Math.round(100 / duration * (bufferedEnd - bufferedStart)) || 0}%` }); } clearTimeout(this.downloadProgressAnimationTimer); this.setState({ downloadProgressArr, hasDownloadProgressAnimation: true }); this.downloadProgressAnimationTimer = setTimeout(() => { this.setState({ hasDownloadProgressAnimation: false }); }, 200); }; initialize() { const { audio } = this.props; if (audio && !this.hasAddedAudioEventListener) { this.audio = audio; this.hasAddedAudioEventListener = true; audio.addEventListener('timeupdate', this.handleAudioTimeUpdate); audio.addEventListener('progress', this.handleAudioDownloadProgressUpdate); } } componentDidMount() { this.initialize(); } componentDidUpdate() { this.initialize(); } componentWillUnmount() { if (this.audio && this.hasAddedAudioEventListener) { this.audio.removeEventListener('timeupdate', this.handleAudioTimeUpdate); this.audio.removeEventListener('progress', this.handleAudioDownloadProgressUpdate); } clearTimeout(this.downloadProgressAnimationTimer); } render() { const { showDownloadProgress, showFilledProgress, progressBar, i18nProgressBar } = this.props; const { currentTimePos, downloadProgressArr, hasDownloadProgressAnimation } = this.state; return React.createElement("div", { className: "rhap_progress-container", ref: progressBar, "aria-label": i18nProgressBar, role: "progressbar", "aria-valuemin": 0, "aria-valuemax": 100, "aria-valuenow": Number(currentTimePos.split('%')[0]), tabIndex: 0, onMouseDown: this.handleMouseDownOrTouchStartProgressBar, onTouchStart: this.handleMouseDownOrTouchStartProgressBar, onContextMenu: this.handleContextMenu }, React.createElement("div", { className: `rhap_progress-bar ${showDownloadProgress ? 'rhap_progress-bar-show-download' : ''}` }, React.createElement("div", { className: "rhap_progress-indicator", style: { left: currentTimePos } }), showFilledProgress && React.createElement("div", { className: "rhap_progress-filled", style: { width: currentTimePos } }), showDownloadProgress && downloadProgressArr.map((_ref, i) => { let { left, width } = _ref; return React.createElement("div", { key: i, className: "rhap_download-progress", style: { left, width, transitionDuration: hasDownloadProgressAnimation ? '.2s' : '0s' } }); }))); } } const ProgressBarForwardRef = (props, ref) => React.createElement(ProgressBar, _extends({}, props, { progressBar: ref })); export default forwardRef(ProgressBarForwardRef); export { ProgressBar, ProgressBarForwardRef };