feat: 增强日历功能并集成 AgentScope 代理服务

apps/lib/features/calendar/ui/screens/calendar_month_screen.dart

@@ -20,16 +20,19 @@ class CalendarMonthScreen extends StatefulWidget {
   State<CalendarMonthScreen> createState() => _CalendarMonthScreenState();
 }
 
-class _CalendarMonthScreenState extends State<CalendarMonthScreen> {
+class _CalendarMonthScreenState extends State<CalendarMonthScreen>
+    with WidgetsBindingObserver {
   late final CalendarStateManager _calendarManager;
   late DateTime _currentMonth;
   late DateTime _selectedDate;
   Key _eventsKey = UniqueKey();
   final Map<String, List<ScheduleItemModel>> _eventsByDay = {};
+  String? _lastRoute;
 
   @override
   void initState() {
     super.initState();
+    WidgetsBinding.instance.addObserver(this);
     _calendarManager = sl<CalendarStateManager>();
 
     if (widget.resetToToday) {
@@ -40,6 +43,22 @@ class _CalendarMonthScreenState extends State<CalendarMonthScreen> {
     _selectedDate = savedDate;
     _currentMonth = DateTime(savedDate.year, savedDate.month, 1);
     _loadMonthEvents();
+
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      _lastRoute = GoRouterState.of(context).uri.toString();
+    });
+  }
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    final currentRoute = GoRouterState.of(context).uri.toString();
+    if (_lastRoute != null && _lastRoute != currentRoute) {
+      if (!currentRoute.contains('/events/')) {
+        _loadMonthEvents();
+      }
+    }
+    _lastRoute = currentRoute;
   }
 
   Future<void> _loadMonthEvents() async {
@@ -64,24 +83,45 @@ class _CalendarMonthScreenState extends State<CalendarMonthScreen> {
     setState(() {});
   }
 
+  @override
+  void dispose() {
+    WidgetsBinding.instance.removeObserver(this);
+    super.dispose();
+  }
+
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    if (state == AppLifecycleState.resumed) {
+      _loadMonthEvents();
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       backgroundColor: AppColors.todoBg,
-      body: SafeArea(
-        child: Column(
-          children: [
-            _buildHeader(),
-            Expanded(
-              child: SingleChildScrollView(
-                child: Padding(
-                  padding: const EdgeInsets.only(bottom: 84),
-                  child: _buildMonthContent(),
+      body: PopScope(
+        canPop: false,
+        onPopInvokedWithResult: (didPop, result) {
+          if (!didPop) {
+            context.go('/home');
+          }
+        },
+        child: SafeArea(
+          child: Column(
+            children: [
+              _buildHeader(),
+              Expanded(
+                child: SingleChildScrollView(
+                  child: Padding(
+                    padding: const EdgeInsets.only(bottom: 84),
+                    child: _buildMonthContent(),
+                  ),
                 ),
               ),
-            ),
-            _buildBottomDock(),
-          ],
+              _buildBottomDock(),
+            ],
+          ),
         ),
       ),
     );