Ajout fonctionnalité écran arriere

mobile/lib/features/tracker/screens/tracker_screen.dart

@@ -10,6 +10,126 @@ class TrackerScreen extends StatefulWidget {
   State<TrackerScreen> createState() => _TrackerScreenState();
 }
 
+class CompactMoodView extends StatelessWidget {
+  const CompactMoodView({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final provider = Provider.of<EmotionProvider>(context);
+    final lastEntry = provider.entries.isNotEmpty ? provider.entries.first : null;
+    final emotions = [
+      {'label': 'Très bien', 'emoji': '😊', 'color': const Color(0xFF4CAF50)},
+      {'label': 'Bien', 'emoji': '🙂', 'color': const Color(0xFF8BC34A)},
+      {'label': 'Neutre', 'emoji': '😐', 'color': const Color(0xFFFFC107)},
+      {'label': 'Pas top', 'emoji': '🙁', 'color': const Color(0xFFFF9800)},
+      {'label': 'Stressé', 'emoji': '😫', 'color': const Color(0xFFF44336)},
+    ];
+
+    return Container(
+      padding: const EdgeInsets.all(16),
+      color: const Color(0xFF000022),
+      child: Column(
+        children: [
+          const Text(
+            'CESIZen',
+            style: TextStyle(
+              color: Color(0xFF000080),
+              fontWeight: FontWeight.bold,
+              fontSize: 18,
+            ),
+          ),
+          const SizedBox(height: 10),
+          if (lastEntry != null &&
+              DateFormat('yyyy-MM-dd').format(lastEntry.createdAt) ==
+                  DateFormat('yyyy-MM-dd').format(DateTime.now()))
+            Expanded(
+              child: Center(
+                child: InkWell(
+                  onTap: () {
+                    // Logic to allow re-entry if needed, or just display
+                  },
+                  child: Container(
+                    padding: const EdgeInsets.all(20),
+                    decoration: BoxDecoration(
+                      color: const Color(0xFF000080).withOpacity(0.3),
+                      borderRadius: BorderRadius.circular(20),
+                    ),
+                    child: Column(
+                      mainAxisSize: MainAxisSize.min,
+                      children: [
+                        const Text(
+                          'Humeur enregistrée',
+                          style: TextStyle(color: Colors.white70, fontSize: 12),
+                        ),
+                        const SizedBox(height: 10),
+                        Text(
+                          lastEntry.emotion,
+                          style: const TextStyle(
+                            color: Colors.white,
+                            fontSize: 24,
+                            fontWeight: FontWeight.bold,
+                          ),
+                        ),
+                        const SizedBox(height: 10),
+                        const Text(
+                          'Tapoter pour changer',
+                          style: TextStyle(color: Colors.white54, fontSize: 10),
+                        ),
+                      ],
+                    ),
+                  ),
+                ),
+              ),
+            )
+          else
+            Expanded(
+              child: Column(
+                children: [
+                  const Text(
+                    'Comment allez-vous ?',
+                    style: TextStyle(color: Colors.white70, fontSize: 14),
+                  ),
+                  const SizedBox(height: 10),
+                  Expanded(
+                    child: ListView.builder(
+                      itemCount: emotions.length,
+                      itemBuilder: (context, index) {
+                        final mood = emotions[index];
+                        return Padding(
+                          padding: const EdgeInsets.symmetric(vertical: 4),
+                          child: ElevatedButton(
+                            style: ElevatedButton.styleFrom(
+                              backgroundColor: (mood['color'] as Color).withOpacity(0.2),
+                              foregroundColor: Colors.white,
+                              elevation: 0,
+                              shape: RoundedRectangleBorder(
+                                borderRadius: BorderRadius.circular(15),
+                              ),
+                            ),
+                            onPressed: () {
+                              provider.addEmotion(mood['label'] as String, "");
+                            },
+                            child: Row(
+                              children: [
+                                Text(mood['emoji'] as String, style: const TextStyle(fontSize: 20)),
+                                const SizedBox(width: 15),
+                                Text(mood['label'] as String),
+                              ],
+                            ),
+                          ),
+                        );
+                      },
+                    ),
+                  ),
+                ],
+              ),
+            ),
+        ],
+      ),
+    );
+  }
+}
+
 class _TrackerScreenState extends State<TrackerScreen> {
   @override
   void initState() {

mobile/lib/main.dart

@@ -90,6 +90,21 @@ class _HomeScreenState extends State<HomeScreen> {
   @override
   Widget build(BuildContext context) {
     final authProvider = Provider.of<AuthProvider>(context);
+    final mediaQuery = MediaQuery.of(context);
+    final size = mediaQuery.size;
+
+    // Détection de l'écran arrière du Xiaomi 17 Pro Max (976x596)
+    // On vérifie les dimensions avec une petite marge de tolérance ou en mode paysage/portrait
+    final bool isXiaomiBackScreen = (size.width.toInt() == 976 && size.height.toInt() == 596) || 
+                                   (size.width.toInt() == 596 && size.height.toInt() == 976);
+
+    if (isXiaomiBackScreen) {
+      return const Scaffold(
+        body: SafeArea(
+          child: CompactMoodView(),
+        ),
+      );
+    }
 
     if (authProvider.isLoading && authProvider.user == null) {
       return const Scaffold(