125 lines
3.4 KiB
JavaScript
125 lines
3.4 KiB
JavaScript
/**
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* Notes: APP语音播报
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* @author WJD
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* @version 1.0.0
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* @Date 2022-01-26
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*/
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// 是否播放中
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let isPlaying = false;
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// 播放列表
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let currentAudio = ['/static/audio/order.mp3'];
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// 播放顺序
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let playIndex = 0
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// 播放器
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let audioPlayer = null;
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// 平台
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let platform = 'iOS';
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// 定时器
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let timer = null;
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const voice = {
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// 创建播放器
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init: () => {
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platform = plus.os.name;
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if (platform == 'Android') {
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let MediaPlayer = plus.android.importClass("android.media.MediaPlayer");
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audioPlayer = new MediaPlayer()
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}
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if (platform == "iOS") {
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let AVAudioPlayer = plus.ios.importClass("AVAudioPlayer");
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audioPlayer = new AVAudioPlayer();
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}
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console.log('创建播放器成功');
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voice.playAudio();
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},
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// 重置播放列表
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resetPlayList: () => {
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playIndex = 0;
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currentAudio = ['/static/audio/order.mp3'];
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},
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clearTimer: () => {
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if (timer) {
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clearInterval(timer);
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timer = null;
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}
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},
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// 播放音频
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playAudio: () => {
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if (isPlaying) {
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console.log('播放中，请等待...')
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return false;
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}
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if (audioPlayer == null) {
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console.log('未启动音频播放器');
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return false;
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}
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let audioList = currentAudio;
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// voice.resetPlayList();
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// if (currentAudio.length == 0) {
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// const keys = Object.keys(audioList)
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// console.log(audioList)
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// if (keys.length) {
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// currentAudio = Object.values(audioList)[0]
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// delete audioList[keys[0]]
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// playIndex = 0
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// } else {
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// voice.resetPlayList();
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// }
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// }
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console.log('正在播报：', currentAudio[playIndex]);
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let path = plus.io.convertLocalFileSystemURL(currentAudio[playIndex]);
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let currentTime = 0; // 当前流媒体的播放的位置，单位是秒
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let currentDuration = 0; // 当前文件时长
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if (platform == 'iOS') {
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let NSData = plus.ios.importClass("NSData");
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let AVAudioPlayer = plus.ios.importClass("AVAudioPlayer");
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let pathFileData = NSData.dataWithContentsOfFile(path);
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audioPlayer.initWithDataerror(pathFileData, null);
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// audioPlayer.setNumberOfLoops(-1); //-1：无限循环
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audioPlayer.prepareToPlay(); //初始化播放器
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audioPlayer.play();
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isPlaying = audioPlayer.isPlaying();
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// 当前播放进度 currentTime 秒
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} else {
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let MediaPlayer = plus.android.importClass("android.media.MediaPlayer");
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audioPlayer.setDataSource(path); //指定音频文件路径
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// audioPlayer.setLooping(true); //设置为循环播放
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audioPlayer.prepare(); //初始化播放器MediaPlayer
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audioPlayer.start();
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isPlaying = audioPlayer.isPlaying();
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// 获取音乐的总时长
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console.log(isPlaying, audioPlayer.getDuration());
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// 当前播放进度 getCurrentPosition 毫秒
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}
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timer = setInterval(function() {
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currentTime = platform == 'iOS' ? audioPlayer.currentTime() : audioPlayer
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.getCurrentPosition() / 1000;
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currentDuration = platform == 'iOS' ? audioPlayer.duration() : audioPlayer
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.getDuration() / 1000;
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// console.log(currentTime, currentDuration)
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if (currentTime == currentDuration || currentTime == 0) {
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isPlaying = false;
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voice.clearTimer();
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if (playIndex < currentAudio.length - 1) {
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playIndex++
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} else {
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currentAudio = [];
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playIndex = 0;
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}
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if (Object.keys(audioList).length == 0 && currentAudio.length == 0) {
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voice.resetPlayList();
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}
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// voice.playAudio();
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}
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}, 200);
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}
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}
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export default voice |