处理在线监控不对

entry/src/main/ets/common/util/Mqtt.ets

@@ -147,7 +147,6 @@ class MqttManager {
       device6.onlineStatus = 0
       device7.onlineStatus = 0
       device8.onlineStatus = 0
-      let onlineNum: number = 0
       for (const element of updateData.d) {
         if (CommonConstants.attrMap.has(element.tag)) {
           let deviceType: string = CommonConstants.attrMap.get(element.tag) ?? '';
@@ -174,7 +173,6 @@ class MqttManager {
                 } else {
                   device1.devicePowerStatus = element.value
                 }
-                onlineNum++
               } else if (CommonConstants.stationLightMap.get('装调工位2')?.indexOf(element.tag!)! >= 0) {
                 device2.onlineStatus = 1
                 if (element.tag! === CommonConstants.stationLightMap.get('装调工位2')![0]) {
@@ -182,7 +180,6 @@ class MqttManager {
                 } else {
                   device2.devicePowerStatus = element.value
                 }
-                onlineNum++
               } else if (CommonConstants.stationLightMap.get('出入库工位')?.indexOf(element.tag!)! >= 0) {
                 device3.onlineStatus = 1
                 if (element.tag! === CommonConstants.stationLightMap.get('出入库工位')![0]) {
@@ -190,7 +187,6 @@ class MqttManager {
                 } else {
                   device3.devicePowerStatus = element.value
                 }
-                onlineNum++
               } else if (CommonConstants.stationLightMap.get('检验工位')?.indexOf(element.tag!)! >= 0) {
                 device4.onlineStatus = 1
                 if (element.tag! === CommonConstants.stationLightMap.get('检验工位')![0]) {
@@ -198,7 +194,6 @@ class MqttManager {
                 } else {
                   device4.devicePowerStatus = element.value
                 }
-                onlineNum++
               } else if (CommonConstants.stationLightMap.get('包装工位')?.indexOf(element.tag!)! >= 0) {
                 device5.onlineStatus = 1
                 if (element.tag! === CommonConstants.stationLightMap.get('包装工位')![0]) {
@@ -206,15 +201,12 @@ class MqttManager {
                 } else {
                   device5.devicePowerStatus = element.value
                 }
-                onlineNum++
               } else if (element.tag! === 'Charging1Set') {
                 device6.onlineStatus = 1
                 device6.controlPowerStatus = element.value
-                onlineNum++
               } else if (element.tag! === 'Charging2Set') {
                 device7.onlineStatus = 1
                 device7.controlPowerStatus = element.value
-                onlineNum++
               }
               break;
             case DeviceType.RGV1:
@@ -232,8 +224,15 @@ class MqttManager {
         AppStorage.setOrCreate<StationControl[]>('stationArray', [device1, device2, device3, device4, device5, device6, device7]);
         AppStorage.setOrCreate<RobotInfo[]>('robotArray', [device8]);
         AppStorage.setOrCreate<number[]>('lightControlArray', this.lightControlArray);
+        let onlineNum: number = 0
+        this.stationArray = [device1, device2, device3, device4, device5, device6, device7]
+        for (const station of this.stationArray) {
+          if (station.onlineStatus === 1) {
+            onlineNum++
+          }
+        }
         AppStorage.setOrCreate<number>('onlineNum', onlineNum);
-        AppStorage.setOrCreate<number>('offlineNum', this.stationArray.length! - onlineNum > 0 ? this.stationArray.length - onlineNum : 0);
+        AppStorage.setOrCreate<number>('offlineNum', this.stationArray.length! - onlineNum >= 0 ? this.stationArray.length - onlineNum : 0);
       } else {
         AppStorage.setOrCreate<TempHumiditySensor>('tempHumiditySensor', device0);
       }

entry/src/main/ets/pages/WorkshopPage.ets

@@ -152,9 +152,7 @@ struct WorkshopPage {
     }
   }
 
-  async onPageShow() {
-    this.onlineNum = 0;
-    this.offlineNum = this.stationArray.length;
+  async aboutToAppear() {
     const checkInterval = setInterval(() => {
       if (this.isConnected) {
         clearInterval(checkInterval); // 停止轮询