桌位页面增加“跨天检测”日期，保证日期默认为当前自然日、

@@ -93,10 +93,14 @@ class TableManagerPage extends StatefulWidget {
   }
   }
 }
 }
 
 
-class TableManagerPageState extends State<TableManagerPage> {
+class TableManagerPageState extends State<TableManagerPage>
+    with WidgetsBindingObserver {
   TableManagerModelOrReserve? tableManagerModel;
   TableManagerModelOrReserve? tableManagerModel;
   final ItemScrollController itemScrollController = ItemScrollController();
   final ItemScrollController itemScrollController = ItemScrollController();
   bool isTap = false;
   bool isTap = false;
+  bool _isFollowingToday = true;
+  late DateTime _lastObservedDay;
+  Timer? _dayCheckTimer;
   // 进度监听对象
   // 进度监听对象
   int? min;
   int? min;
   int? max;
   int? max;
@@ -200,6 +204,10 @@ class TableManagerPageState extends State<TableManagerPage> {
     dateTime = DateTime.now();
     dateTime = DateTime.now();
     dateText = returnDate(dateTime);
     dateText = returnDate(dateTime);
     dateTimeSelect = dateTime;
     dateTimeSelect = dateTime;
+    _lastObservedDay = DateTime(dateTime.year, dateTime.month, dateTime.day);
+
+    WidgetsBinding.instance.addObserver(this);
+    _startDayCheckTimer();
 
 
     personNumList = Utils.getPersonNumList();
     personNumList = Utils.getPersonNumList();
 
 
@@ -262,6 +270,7 @@ class TableManagerPageState extends State<TableManagerPage> {
     };
     };
     await storeBaseIndoProvider.getMealSectionByDay(context, pramas,
     await storeBaseIndoProvider.getMealSectionByDay(context, pramas,
         showLoading: false);
         showLoading: false);
+    if (!mounted) return;
     initTimeTable(needInit: needInit);
     initTimeTable(needInit: needInit);
   }
   }
 
 
@@ -431,6 +440,9 @@ class TableManagerPageState extends State<TableManagerPage> {
   //生成日期文本
   //生成日期文本
   createDateText1(BuildContext context, DateTime day) {
   createDateText1(BuildContext context, DateTime day) {
     if (Utils.isOneDay(day, dateTime)) return; //日期没变
     if (Utils.isOneDay(day, dateTime)) return; //日期没变
+    final DateTime now = DateTime.now();
+    _isFollowingToday = Utils.isOneDay(day, now);
+    _lastObservedDay = DateTime(now.year, now.month, now.day);
     dateTimeSelect = day;
     dateTimeSelect = day;
 
 
     dateText = returnDate(day);
     dateText = returnDate(day);
@@ -473,6 +485,51 @@ class TableManagerPageState extends State<TableManagerPage> {
     return date;
     return date;
   }
   }
 
 
+  void _startDayCheckTimer() {
+    _dayCheckTimer?.cancel();
+    _dayCheckTimer = Timer.periodic(const Duration(minutes: 1), (_) {
+      _checkDateRollover();
+    });
+  }
+
+  void _refreshDateTexts() {
+    dateText = returnDate(dateTime);
+    selectDateStr = returnDayDateStr(dateTime);
+    if (currTimeIndex != null &&
+        (storeBaseIndoProvider.dayDateData?.length ?? 0) > 0) {
+      selectWeekAndLunarCalendar = returnWeekAndLunarCalendar(dateTime, context);
+    }
+    if (mounted) {
+      setState(() {});
+    }
+  }
+
+  void _checkDateRollover() {
+    if (!mounted) return;
+
+    final DateTime now = DateTime.now();
+    if (Utils.isOneDay(now, _lastObservedDay)) return;
+    _lastObservedDay = DateTime(now.year, now.month, now.day);
+
+    if (_isFollowingToday) {
+      dateTime = now;
+      dateTimeSelect = dateTime;
+      _refreshDateTexts();
+      getMealSectionByDay();
+    } else {
+      // 用户手动选了其他日期时，只重算“今天/明天/后天”文案，不抢回今天。
+      _refreshDateTexts();
+    }
+  }
+
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    super.didChangeAppLifecycleState(state);
+    if (state == AppLifecycleState.resumed) {
+      _checkDateRollover();
+    }
+  }
+
   _getDoltStr(BuildContext context) {
   _getDoltStr(BuildContext context) {
     if ((storeBaseIndoProvider.dayDateData?.length ?? 0) > 0) {
     if ((storeBaseIndoProvider.dayDateData?.length ?? 0) > 0) {
       int index = storeBaseIndoProvider.dayDateData!
       int index = storeBaseIndoProvider.dayDateData!
@@ -519,6 +576,8 @@ class TableManagerPageState extends State<TableManagerPage> {
   @override
   @override
   void dispose() {
   void dispose() {
     // TODO: implement dispose
     // TODO: implement dispose
+    WidgetsBinding.instance.removeObserver(this);
+    _dayCheckTimer?.cancel();
     super.dispose();
     super.dispose();
     EventBus().off("refresh_tablemanager");
     EventBus().off("refresh_tablemanager");
     EventBus().off("refresh_tablePhoto");
     EventBus().off("refresh_tablePhoto");