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+<!--
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+ - Copyright (C) 2018-2019
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+ - All rights reserved, Designed By www.joolun.com
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+ 芋道源码：
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+ ① bug 修复：
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+ 1）joolun 的做法：使用 mediaId 从微信公众号，下载对应的 mp4 素材，从而播放内容；
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+ 存在的问题：mediaId 有效期是 3 天，超过时间后无法播放
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+ 2）重构后的做法：后端接收到微信公众号的视频消息后，将视频消息的 media_id 的文件内容保存到文件服务器中，这样前端可以直接使用 URL 播放。
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+ ② 代码优化：将 props 中的 objData 调成为 data 中对应的属性，并补充相关注释
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+-->
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+<template>
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+ <div class="wx-voice-div" @click="playVoice">
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+ <i :class="playing !== true ? 'el-icon-video-play': 'el-icon-video-pause'">
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+ <span class="amr-duration" v-if="duration">{{ duration }}</span>
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+ </i>
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+ <div v-if="content">
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+ <el-tag type="success" size="mini">语音识别</el-tag>
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+ {{ content }}
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+ </div>
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+ </div>
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+</template>
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+
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+<script>
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+// 因为微信语音是 amr 格式，所以需要用到 amr 解码器：https://www.npmjs.com/package/benz-amr-recorder
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+const BenzAMRRecorder = require('benz-amr-recorder')
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+
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+export default {
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+ name: "wxVoicePlayer",
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+ props: {
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+ url: { // 语音地址，例如说：https://www.iocoder.cn/xxx.amr
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+ type: String,
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+ required: true
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+ },
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+ content: { // 语音文本
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+ type: String,
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+ required: false
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+ }
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+ },
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+ data() {
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+ return {
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+ amr: undefined, // BenzAMRRecorder 对象
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+ playing: false, // 是否在播放中
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+ duration: undefined, // 播放时长
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+ }
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+ },
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+ methods:{
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+ playVoice() {
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+ debugger
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+ // 情况一：未初始化，则创建 BenzAMRRecorder
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+ if (this.amr === undefined){
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+ this.amrInit();
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+ return;
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+ }
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+
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+ if (this.amr.isPlaying()) {
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+ this.amrStop();
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+ } else {
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+ this.amrPlay();
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+ }
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+ },
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+ amrInit() {
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+ const amr = new BenzAMRRecorder();
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+ this.amr = amr;
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+ // 设置播放
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+ const that = this
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+ amr.initWithUrl(this.url).then(function() {
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+ that.amrPlay()
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+ that.duration = amr.getDuration();
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+ })
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+ // 监听暂停
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+ amr.onEnded(function() {
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+ that.playing = false;
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+ })
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+ },
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+ amrPlay() {
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+ this.playing = true;
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+ this.amr.play()
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+ },
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+ amrStop() {
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+ this.playing = false;
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+ this.amr.stop()
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+ },
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+ }
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+};
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+</script>
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+
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+<style lang="scss" scoped>
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+ .wx-voice-div {
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+ padding: 5px;
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+ background-color: #eaeaea;
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+ border-radius: 10px;
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+ }
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+ .amr-duration {
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+ font-size: 11px;
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+ margin-left: 5px;
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+ }
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+</style>
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YunaiV