优化定时器

ln_jq_app/lib/pages/c_page/reservation/controller.dart

@@ -2,17 +2,11 @@ import 'dart:async';
 
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:get/get.dart';
-import 'package:getx_scaffold/common/common.dart';
-import 'package:getx_scaffold/common/services/http.dart';
 import 'package:getx_scaffold/getx_scaffold.dart';
-import 'package:intl/intl.dart';
 import 'package:ln_jq_app/common/model/base_model.dart';
 import 'package:ln_jq_app/common/model/station_model.dart';
 import 'package:ln_jq_app/common/model/vehicle_info.dart';
 import 'package:ln_jq_app/pages/b_page/site/controller.dart';
-import 'package:ln_jq_app/pages/c_page/reservation_edit/controller.dart';
-import 'package:ln_jq_app/pages/c_page/reservation_edit/view.dart';
 import 'package:ln_jq_app/pages/qr_code/view.dart';
 import 'package:ln_jq_app/storage_service.dart';
 
@@ -395,7 +389,6 @@ class C_ReservationController extends GetxController with BaseControllerMixin {
       );
       var result = BaseModel.fromJson(responseData?.data);
 
-
       if (responseData == null || result.code != 0) {
         dismissLoading();
         showToast(result.error);
@@ -546,6 +539,7 @@ class C_ReservationController extends GetxController with BaseControllerMixin {
   //用来管理查看预约的弹窗
   Worker? _sheetWorker;
   bool init = false;
+  Timer? _refreshTimer;
 
   @override
   bool get listenLifecycleEvent => true;
@@ -555,7 +549,7 @@ class C_ReservationController extends GetxController with BaseControllerMixin {
     super.onInit();
     getUserBindCarInfo();
     getSiteList();
-
+    startAutoRefresh();
     if (!init) {
       _setupListener();
       init = true;
@@ -565,9 +559,27 @@ class C_ReservationController extends GetxController with BaseControllerMixin {
   @override
   void dispose() {
     _sheetWorker?.dispose();
+    stopAutoRefresh();
     super.dispose();
   }
 
+  void startAutoRefresh() {
+    // 先停止已存在的定时器，防止重复启动
+    stopAutoRefresh();
+
+    // 创建一个每1分钟执行一次的周期性定时器
+    _refreshTimer = Timer.periodic(const Duration(minutes: 1), (timer) {
+      getSiteList();
+    });
+  }
+
+  ///停止定时器的方法
+  void stopAutoRefresh() {
+    // 如果定时器存在并且是激活状态，就取消它
+    _refreshTimer?.cancel();
+    _refreshTimer = null; // 置为null，方便判断
+  }
+
   void _setupListener() {
     _sheetWorker = ever(shouldShowReservationList, (bool shouldShow) {
       if (shouldShow) {
@@ -691,7 +703,9 @@ class C_ReservationController extends GetxController with BaseControllerMixin {
     try {
       showLoading("加氢站数据加载中");
 
-      var responseData = await HttpService.to.get("appointment/station/queryHydrogenSiteInfo");
+      var responseData = await HttpService.to.get(
+        "appointment/station/queryHydrogenSiteInfo",
+      );
 
       if (responseData == null || responseData.data == null) {
         showToast('暂时无法获取站点信息');