单集购买

src/components/detail/index.js

@@ -125,6 +125,7 @@ class Detail extends Component {
         }
     };
     weixinPay = (weixin_code) => {
+        const _this = this;
         http.get(`${API['base-api']}/pay/wxpay/pub_charge/oid/${getParam('oid')}/code/${weixin_code}`).then((res) => {
             if (res.data.errno === 0) {
                 const data = res.data.data;