Refine TV admin navigation and simulation flow

lib/features/home/home_view.dart

@@ -41,7 +41,9 @@ class _HomeViewState extends ConsumerState<HomeView> {
 
   final FocusNode _homeFocusNode = FocusNode(debugLabel: 'home_tv_root');
   final List<LogicalKeyboardKey> _recentKeys = [];
+  final List<LogicalKeyboardKey> _simulationShortcutKeys = [];
   Timer? _comboResetTimer;
+  Timer? _simulationShortcutTimer;
 
   @override
   void initState() {
@@ -57,6 +59,7 @@ class _HomeViewState extends ConsumerState<HomeView> {
   @override
   void dispose() {
     _comboResetTimer?.cancel();
+    _simulationShortcutTimer?.cancel();
     _homeFocusNode.dispose();
     super.dispose();
   }
@@ -79,6 +82,50 @@ class _HomeViewState extends ConsumerState<HomeView> {
     if (event is! KeyDownEvent) return KeyEventResult.ignored;
 
     final key = event.logicalKey;
+    final isSimulating = ref.read(mockTimeOffsetProvider) != Duration.zero;
+    if (isSimulating && key == LogicalKeyboardKey.arrowLeft) {
+      _comboResetTimer?.cancel();
+      _recentKeys.clear();
+      _simulationShortcutTimer?.cancel();
+      _simulationShortcutTimer = Timer(
+        const Duration(seconds: 2),
+        _resetSimulationShortcut,
+      );
+      _simulationShortcutKeys.add(key);
+      if (_simulationShortcutKeys.length > 2) {
+        _simulationShortcutKeys.removeAt(0);
+      }
+      if (_matchesSimulationShortcut()) {
+        _resetSimulationShortcut();
+        ref.read(mockTimeOffsetProvider.notifier).state = Duration.zero;
+        WidgetsBinding.instance.addPostFrameCallback((_) async {
+          if (!mounted) return;
+          await Navigator.of(context).push(
+            MaterialPageRoute(
+              builder: (_) => const AdminScreen(
+                initialTab: 4,
+                focusSelectedTabOnOpen: true,
+              ),
+            ),
+          );
+          if (mounted) {
+            _homeFocusNode.requestFocus();
+          }
+        });
+      }
+      return KeyEventResult.handled;
+    } else if (isSimulating) {
+      _resetSimulationShortcut();
+    }
+
+    if (isSimulating &&
+        (key == LogicalKeyboardKey.escape ||
+            key == LogicalKeyboardKey.goBack ||
+            key == LogicalKeyboardKey.browserBack)) {
+      ref.read(mockTimeOffsetProvider.notifier).state = Duration.zero;
+      return KeyEventResult.handled;
+    }
+
     if (!_isComboKey(key)) {
       _resetCombo();
       return KeyEventResult.ignored;
@@ -135,6 +182,17 @@ class _HomeViewState extends ConsumerState<HomeView> {
     _recentKeys.clear();
   }
 
+  bool _matchesSimulationShortcut() {
+    return _simulationShortcutKeys.length == 2 &&
+        _simulationShortcutKeys[0] == LogicalKeyboardKey.arrowLeft &&
+        _simulationShortcutKeys[1] == LogicalKeyboardKey.arrowLeft;
+  }
+
+  void _resetSimulationShortcut() {
+    _simulationShortcutTimer?.cancel();
+    _simulationShortcutKeys.clear();
+  }
+
   @override
   Widget build(BuildContext context) {
     // Audio trigger listener
@@ -189,8 +247,6 @@ class _HomeViewState extends ConsumerState<HomeView> {
         break;
     }
 
-    final isSimulating = ref.watch(mockTimeOffsetProvider) != Duration.zero;
-
     return Focus(
       autofocus: true,
       focusNode: _homeFocusNode,
@@ -206,32 +262,6 @@ class _HomeViewState extends ConsumerState<HomeView> {
               },
               child: screen,
             ),
-            
-            if (isSimulating)
-              Positioned(
-                right: 64,
-                bottom: 64,
-                child: ElevatedButton.icon(
-                  onPressed: () {
-                    ref.read(mockTimeOffsetProvider.notifier).state = Duration.zero;
-                  },
-                  icon: const Icon(Icons.cancel, color: Colors.white),
-                  label: const Text(
-                    'BATALKAN SIMULASI',
-                    style: TextStyle(
-                      fontWeight: FontWeight.bold,
-                      letterSpacing: 2,
-                      color: Colors.white,
-                    ),
-                  ),
-                  style: ElevatedButton.styleFrom(
-                    backgroundColor: Colors.red.shade800,
-                    padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 16),
-                    shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
-                    elevation: 10,
-                  ),
-                ),
-              ),
           ],
         ),
       ),