修改二维码

pages/home/index.js

@@ -80,6 +80,7 @@ Page({
           tenement: value.tenements?.[0]
         })
         wx.setStorageSync('park', park)
+        wx.setStorageSync('tenement', value.tenements?.[0])
         break;
       case "tenement": 
         // const  currentTenement = this.data.tenement;
@@ -87,6 +88,8 @@ Page({
         //   this.setData({ show: false })
         //   return
         // }
+        wx.setStorageSync('tenement', value)
+        // wx.setStorageSync('meter', null)
         this.setData({
           show: false,
           tenement: value
@@ -206,9 +209,12 @@ Page({
       },
       set: function (newVal) {
         // const oldValue = value;
-        value = newVal;
         wx.setStorageSync('tenement', newVal)
-        that.getMeters(newVal);
+        if (value !== newVal) {
+          that.getMeters(newVal);
+          that.setUser();
+        }
+        value = newVal;
       }
     });
   },
@@ -230,16 +236,38 @@ Page({
       }
     });
   },
+  watchMeter() {
+    const that = this;
+    let value = this.data.meter; // 获取被监听属性的当前值
+ 
+    // 使用 Object.defineProperty 方法在数据对象上定义属性的 getter 和 setter
+    Object.defineProperty(this.data, 'meter', {
+      configurable: true, // 可配置
+      enumerable: true, // 可枚举
+      get: function () {
+        return value; // 返回属性的当前值
+      },
+      set: function (newVal) {
+        // const oldValue = value;
+        value = newVal;
+        wx.setStorageSync('meter', newVal)
+      }
+    });
+  },
   async getMeters({ id }) {
     const { code, message, data } = await getTenementMeterList(id);
     if (code !== OK) {
       alertInfo(message)
       return;
     }
+    const storageMeter = wx.getStorageSync('meter');
     this.setData({
       meterList: data || [],
-      meter: data?.[0] || {}
+      meter: storageMeter || (data?.[0] || {})
     })
+    if (!storageMeter) {
+      wx.setStorageSync('meter', data?.[0])
+    }
   },
   async setUser() {
     const result = await getUserInfo();
@@ -264,13 +292,15 @@ Page({
     const { park, tenement } = this.data;
     const updateDatas = {}
     if (!park || !park.id) {
-      updateDatas.park = firstPark
+      const storagePark = wx.getStorageSync('park')
+      updateDatas.park = storagePark || firstPark
     }
     if (!tenement || !tenement.id) {
+      const storageTenement = wx.getStorageSync('tenement')
       if (!park || !park.id) {
-        updateDatas.tenement = firstPark.tenements?.[0]
+        updateDatas.tenement = storageTenement || firstPark.tenements?.[0]
       } else {
-        updateDatas.tenement = park.tenements?.[0];
+        updateDatas.tenement = storageTenement || park.tenements?.[0];
       }
     }
     updateDatas.all = data;