uniapp录音功能

<template>
  <view>
    <button @tap="startRecord">开始录音</button>
    <button @tap="endRecord">停止录音</button>
    <button @tap="playVoice">播放录音</button>
  </view>
</template>

const recorderManager = uni.getRecorderManager();
const innerAudioContext = uni.createInnerAudioContext();
innerAudioContext.autoplay = true;
export default {
  data() {
    return {
      text: 'uni-app',
      voicePath: ''
    }
  },
  onLoad() {
    let self = this;
    recorderManager.onStop(function (res) {
      console.log('recorder stop' + JSON.stringify(res));
      self.voicePath = res.tempFilePath;
    });
  },
  methods: {
    startRecord() {
      console.log('开始录音');
      recorderManager.start();
    },
    endRecord() {
      console.log('录音结束');
      recorderManager.stop();
    },
    playVoice() {
      console.log('播放录音');
      if (this.voicePath) {
        innerAudioContext.src = this.voicePath;
        innerAudioContext.play();
      }
    }
  }
}

uni.authorize({
          scope: 'scope.record',
          success() {
            recorderManager.start({
              format: 'mp3'
            });
            t.getTimeInterval();
            uni.setInnerAudioOption({
              obeyMuteSwitch: false
            })
          },
          fail() {
            uni.showModal({
              content: '检测到您没打开录音功能权限，是否去设置打开？',
              confirmText: "确认",
              cancelText: '取消',
              success(res) {
                recorderManager.start();
                t.time = setInterval(this.timer, 50)
              }
            })
          }
        })