活动平台限流503提示

+import Taro from '@tarojs/taro';
 import getPrivateKey from './getPrivateKey'
 import config from '../../config.js'
 import trimObject from './utils/trimObject.js'
@@ -151,6 +152,17 @@ const sendRequest = (resolve, reject, options) => {
       const statusCode = res.statusCode;
       const errMsg = res.message;
       const data = res.data;
+
+      // 活动平台限流
+      if(res.statusCode === 503 && url.indexOf(config.domains.activityHost) > -1) {
+        Taro.showToast({
+          title: '目前参与人数过多请下拉刷新',
+          icon: 'none',
+          duration: 2000
+        });
+        return reject({ code: 503, message: '目前参与人数过多请下拉刷新' });
+      }
+
       if (res.statusCode === 401) {
         try {
           const analytics = global.analytics;
@@ -183,6 +195,16 @@ const sendRequest = (resolve, reject, options) => {
     fail: function (err) {
       const code = err.code ? err.code : 800;
       const message = err.message ? err.message : '';
+
+      // 活动平台限流
+      if (code === 503 && url.indexOf(config.domains.activityHost) > -1) {
+        Taro.showToast({
+          title: '目前参与人数过多请下拉刷新',
+          icon: 'none',
+          duration: 2000
+        });
+        return reject({ code: 503, message: '目前参与人数过多请下拉刷新' });
+      }
       reject({ code, message });
     },
     complete: options.complete, // 无论成功还是失败, 都会调用，可以用于取消 loading 等