修改首页选择园区，，商户，，电表

utils/system.js

@@ -0,0 +1,21 @@
+import { getUnReadApproveNumber } from "../service/user";
+import request from '../utils/request'
+const { OK } = request
+
+
+export const getDot = async () => {
+  const user = wx.getStorageSync('user')
+  if (!user || !user.id) {
+    return;
+  }
+  const { code, message, data } = await getUnReadApproveNumber();
+  if (data > 0) {
+    wx.showTabBarRedDot({
+      index: 1,
+    })
+  } else {
+    wx.hideTabBarRedDot({
+      index: 1,
+    })
+  }
+}