let that = this

    let options = { scope: 'scope.record', content: '请前往设置页打开麦克风' }

    return new Promise((resolve, reject) => {

      wx.getSetting({

        success: function (res) {

          let auth = res.authSetting['scope.scope']

          console.log(auth);

          if (auth === true) {  //已授权

            that.start()

          } else if (auth === undefined) {   // 首次授权

            wx.authorize({

              scope: options.scope,

              success() {

                resolve(true)

              },

              fail(res) {

              }

            })

          } else if (!res.authSetting['scope.record']) { //麦克风再次授权

            console.log(169);

            wx.showModal({

              title: '提示',

              content: '您未授权录音功能,是否授权？',

              showCancel: true,

              success: (res) => {

                if (res.confirm) { //确认

                  wx.openSetting({

                    success: (setRes) => {

                      if (settingRes.authSetting[options.scope]) {

                        resolve(true)

                      }

                    },

                    fail: (setRes) => {

                      console.log(setRes);

                    }

                  })

                } else if (res.cancel) { //取消

                  wx.showModal({

                    title: '提示',

                    content: '授权失败',

                    showCancel: false,

                  })

                }

              }

            })

          }

        }

      })

    })