minor page tweaks

lib/components/pages/loco_timeline.dart

@@ -8,6 +8,7 @@ import 'package:mileograph_flutter/objects/objects.dart';
 import 'package:mileograph_flutter/services/authservice.dart';
 import 'package:mileograph_flutter/services/data_service.dart';
 import 'package:provider/provider.dart';
+import 'package:shared_preferences/shared_preferences.dart';
 
 part 'loco_timeline/timeline_grid.dart';
 part 'loco_timeline/event_editor.dart';
@@ -27,15 +28,22 @@ class LocoTimelinePage extends StatefulWidget {
 }
 
 class _LocoTimelinePageState extends State<LocoTimelinePage> {
+  static const String _prefsKeyShowPending = 'timeline_show_pending';
+
   final List<_EventDraft> _draftEvents = [];
   bool _isSaving = false;
   bool _isDeleting = false;
-  bool _isModerating = false;
+  final Set<int> _moderatingEventIds = {};
+  bool _showPending = true;
 
   @override
   void initState() {
     super.initState();
-    WidgetsBinding.instance.addPostFrameCallback((_) => _load());
+    WidgetsBinding.instance.addPostFrameCallback((_) async {
+      await _restorePendingVisibility();
+      if (!mounted) return;
+      await _load();
+    });
   }
 
   dynamic _normalizeFieldValue(_FieldEntry field) {
@@ -65,10 +73,35 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
     data.fetchEventFields();
     return data.fetchLocoTimeline(
       widget.locoId,
-      includeAllPending: auth.isElevated,
+      includeAllPending: auth.isElevated && _showPending,
     );
   }
 
+  Future<void> _restorePendingVisibility() async {
+    final auth = context.read<AuthService>();
+    if (!auth.isElevated) return;
+    try {
+      final prefs = await SharedPreferences.getInstance();
+      final saved = prefs.getBool(_prefsKeyShowPending);
+      if (saved == null) return;
+      if (!mounted) return;
+      setState(() {
+        _showPending = saved;
+      });
+    } catch (_) {
+      // Ignore preference restore failures.
+    }
+  }
+
+  Future<void> _persistPendingVisibility(bool value) async {
+    try {
+      final prefs = await SharedPreferences.getInstance();
+      await prefs.setBool(_prefsKeyShowPending, value);
+    } catch (_) {
+      // Ignore persistence failures.
+    }
+  }
+
   void _addDraftEvent() {
     setState(() {
       _draftEvents.add(_EventDraft());
@@ -247,7 +280,6 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
     LocoAttrVersion entry,
     _PendingModerationAction action,
   ) async {
-    if (_isModerating) return;
     final eventId = entry.sourceEventId;
     if (eventId == null) {
       ScaffoldMessenger.of(context).showSnackBar(
@@ -257,6 +289,7 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
       );
       return;
     }
+    if (_moderatingEventIds.contains(eventId)) return;
     final data = context.read<DataService>();
     final approve = action == _PendingModerationAction.approve;
     final messenger = ScaffoldMessenger.of(context);
@@ -283,7 +316,7 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
     if (ok != true || !mounted) return;
 
     setState(() {
-      _isModerating = true;
+      _moderatingEventIds.add(eventId);
     });
     try {
       if (approve) {
@@ -310,7 +343,7 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
     } finally {
       if (mounted) {
         setState(() {
-          _isModerating = false;
+          _moderatingEventIds.remove(eventId);
         });
       }
     }
@@ -499,7 +532,11 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
   Widget build(BuildContext context) {
     final data = context.watch<DataService>();
     final timeline = data.timelineForLoco(widget.locoId);
+    final isElevated = context.select<AuthService, bool>((auth) => auth.isElevated);
     final isLoading = data.isLocoTimelineLoading(widget.locoId);
+    final visibleTimeline = (!isElevated || _showPending)
+        ? timeline
+        : timeline.where((entry) => !entry.isPending).toList();
 
     return Scaffold(
       appBar: AppBar(
@@ -516,7 +553,32 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
             if (isLoading && timeline.isEmpty) {
               return const Center(child: CircularProgressIndicator());
             }
-            if (timeline.isEmpty) {
+            if (visibleTimeline.isEmpty) {
+              if (timeline.isNotEmpty && isElevated && !_showPending) {
+                return Padding(
+                  padding: const EdgeInsets.all(16.0),
+                  child: Card(
+                    child: Padding(
+                      padding: const EdgeInsets.all(16.0),
+                      child: Column(
+                        crossAxisAlignment: CrossAxisAlignment.start,
+                        children: [
+                          Text(
+                            'Pending entries hidden',
+                            style: Theme.of(context).textTheme.titleMedium?.copyWith(
+                                  fontWeight: FontWeight.w700,
+                                ),
+                          ),
+                          const SizedBox(height: 8),
+                          const Text(
+                            'Enable "Show pending entries" to view pending timeline blocks.',
+                          ),
+                        ],
+                      ),
+                    ),
+                  ),
+                );
+              }
               return Padding(
                 padding: const EdgeInsets.all(16.0),
                 child: Card(
@@ -550,15 +612,27 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
             return ListView(
               padding: const EdgeInsets.all(16),
               children: [
+                if (isElevated)
+                  SwitchListTile.adaptive(
+                    contentPadding: EdgeInsets.zero,
+                    title: const Text('Show pending entries'),
+                    value: _showPending,
+                    onChanged: (value) {
+                      setState(() {
+                        _showPending = value;
+                      });
+                      _persistPendingVisibility(value);
+                    },
+                  ),
                 _TimelineGrid(
-                  entries: timeline,
+                  entries: visibleTimeline,
                   onEditEntry: (entry) => _prefillDraftFromEntry(
                     entry,
                     data.eventFields,
                   ),
                   onDeleteEntry: _deleteEntry,
                   onModeratePending: _moderatePendingEntry,
-                  pendingActionsBusy: _isModerating,
+                  pendingActionEventIds: _moderatingEventIds,
                 ),
                 const SizedBox(height: 16),
                 _EventEditor(