fix:题库录音调试（mac企微）

src/modules/teach-tool/components/XMRecord.jsx

@@ -2,7 +2,7 @@
  * @Author: 吴文洁
  * @Date: 2020-03-18 10:01:28
  * @LastEditors: yuananting
- * @LastEditTime: 2021-06-09 15:54:34
+ * @LastEditTime: 2021-06-09 16:06:20
  * @Description: 录音组件
  */
 
@@ -86,13 +86,12 @@ class XMRecord extends Component {
   };
 
   handleStartRecord = () => {
+    alert("是企微", Platform.isWorkWx())
     if(Platform.isWorkWx()) { // 企业微信
+      alert("进入")
       WechatApi.startRecord({
         success: function (res) {
           alert("开始录音", res)
-          this.mMediaRecorder = new AudioRecorder(res);
-          this.mMediaRecorder.start();
-          this.handleCountTime();
         },
         fail: function (res) {
           alert("未开始录音", res)