feat(100): bandeau dashboard générique, icônes rôle/email, footer go_router, user fromJson défensif

- Bandeau générique DashboardBandeau (logo | onglets | capsule utilisateur)
- Capsule: icône rôle (admin/gestionnaire/parent/AM) + Prénom Nom + menu (email avec icône, Profil, Paramètres, Déconnexion)
- Migration admin, gestionnaire, parent, AM vers DashboardBandeau
- Écran AM (page blanche), route /am-dashboard
- Routes /privacy et /legal, footer avec context.push
- AppUser.fromJson: id/email/role null-safe
- Suppression DashboardAppBarAdmin et dashboard_app_bar.dart

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/lib/screens/administrateurs/admin_dashboardScreen.dart

@@ -1,9 +1,12 @@
 import 'package:flutter/material.dart';
+import 'package:p_tits_pas/models/user.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/configuration_service.dart';
+import 'package:p_tits_pas/widgets/admin/dashboard_admin.dart';
 import 'package:p_tits_pas/widgets/admin/parametres_panel.dart';
 import 'package:p_tits_pas/widgets/admin/user_management_panel.dart';
 import 'package:p_tits_pas/widgets/app_footer.dart';
-import 'package:p_tits_pas/widgets/admin/dashboard_admin.dart';
+import 'package:p_tits_pas/widgets/dashboard/dashboard_bandeau.dart';
 
 class AdminDashboardScreen extends StatefulWidget {
   const AdminDashboardScreen({super.key});
@@ -14,6 +17,7 @@ class AdminDashboardScreen extends StatefulWidget {
 
 class _AdminDashboardScreenState extends State<AdminDashboardScreen> {
   bool? _setupCompleted;
+  AppUser? _user;
   int mainTabIndex = 0;
   int settingsSubIndex = 0;
 
@@ -31,9 +35,11 @@ class _AdminDashboardScreenState extends State<AdminDashboardScreen> {
   Future<void> _loadSetupStatus() async {
     try {
       final completed = await ConfigurationService.getSetupStatus();
+      final user = await AuthService.getCurrentUser();
       if (!mounted) return;
       setState(() {
         _setupCompleted = completed;
+        _user = user;
         if (!completed) mainTabIndex = 1;
       });
     } catch (e) {
@@ -68,17 +74,29 @@ class _AdminDashboardScreenState extends State<AdminDashboardScreen> {
     return Scaffold(
       appBar: PreferredSize(
         preferredSize: const Size.fromHeight(60.0),
-        child: Container(
-          decoration: BoxDecoration(
-            border: Border(
-              bottom: BorderSide(color: Colors.grey.shade300),
+        child: DashboardBandeau(
+          tabItems: [
+            DashboardTabItem(
+              label: 'Gestion des utilisateurs',
+              enabled: _setupCompleted!,
             ),
-          ),
-          child: DashboardAppBarAdmin(
-            selectedIndex: mainTabIndex,
-            onTabChange: onMainTabChange,
-            setupCompleted: _setupCompleted!,
-          ),
+            const DashboardTabItem(label: 'Paramètres'),
+          ],
+          selectedTabIndex: mainTabIndex,
+          onTabSelected: onMainTabChange,
+          userDisplayName: _user?.fullName.isNotEmpty == true
+              ? _user!.fullName
+              : 'Admin',
+          userEmail: _user?.email,
+          userRole: _user?.role,
+          onProfileTap: () {
+            ScaffoldMessenger.of(context).showSnackBar(
+              const SnackBar(content: Text('Modification du profil – à venir')),
+            );
+          },
+          onSettingsTap: () => onMainTabChange(1),
+          onLogout: () {},
+          showLogoutConfirmation: true,
         ),
       ),
       body: Column(

frontend/lib/screens/am/am_dashboard_screen.dart

@@ -0,0 +1,78 @@
+import 'package:flutter/material.dart';
+import 'package:p_tits_pas/models/user.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
+import 'package:p_tits_pas/widgets/app_footer.dart';
+import 'package:p_tits_pas/widgets/dashboard/dashboard_bandeau.dart';
+
+/// Dashboard assistante maternelle – page blanche avec bandeau générique.
+/// Contenu détaillé à venir.
+class AmDashboardScreen extends StatefulWidget {
+  const AmDashboardScreen({super.key});
+
+  @override
+  State<AmDashboardScreen> createState() => _AmDashboardScreenState();
+}
+
+class _AmDashboardScreenState extends State<AmDashboardScreen> {
+  int selectedTabIndex = 0;
+  AppUser? _user;
+
+  @override
+  void initState() {
+    super.initState();
+    _loadUser();
+  }
+
+  Future<void> _loadUser() async {
+    final user = await AuthService.getCurrentUser();
+    if (mounted) setState(() => _user = user);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: PreferredSize(
+        preferredSize: const Size.fromHeight(60.0),
+        child: DashboardBandeau(
+          tabItems: const [
+            DashboardTabItem(label: 'Mon tableau de bord'),
+            DashboardTabItem(label: 'Paramètres'),
+          ],
+          selectedTabIndex: selectedTabIndex,
+          onTabSelected: (index) => setState(() => selectedTabIndex = index),
+          userDisplayName: _user?.fullName.isNotEmpty == true
+              ? _user!.fullName
+              : 'Assistante maternelle',
+          userEmail: _user?.email,
+          userRole: _user?.role,
+          onProfileTap: () {
+            ScaffoldMessenger.of(context).showSnackBar(
+              const SnackBar(
+                  content: Text('Modification du profil – à venir')),
+            );
+          },
+          onSettingsTap: () {
+            ScaffoldMessenger.of(context).showSnackBar(
+              const SnackBar(content: Text('Paramètres – à venir')),
+            );
+          },
+          onLogout: () {},
+          showLogoutConfirmation: true,
+        ),
+      ),
+      body: Column(
+        children: [
+          Expanded(
+            child: Center(
+              child: Text(
+                'Dashboard AM – à venir',
+                style: Theme.of(context).textTheme.titleLarge,
+              ),
+            ),
+          ),
+          const AppFooter(),
+        ],
+      ),
+    );
+  }
+}

frontend/lib/screens/gestionnaire/gestionnaire_dashboard_screen.dart

@@ -1,7 +1,9 @@
 import 'package:flutter/material.dart';
-import 'package:p_tits_pas/widgets/admin/dashboard_admin.dart';
+import 'package:p_tits_pas/models/user.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/widgets/admin/user_management_panel.dart';
 import 'package:p_tits_pas/widgets/app_footer.dart';
+import 'package:p_tits_pas/widgets/dashboard/dashboard_bandeau.dart';
 
 /// Dashboard gestionnaire – même shell que l'admin, sans onglet Paramètres.
 /// Réutilise [UserManagementPanel].
@@ -14,24 +16,47 @@ class GestionnaireDashboardScreen extends StatefulWidget {
 }
 
 class _GestionnaireDashboardScreenState extends State<GestionnaireDashboardScreen> {
+  AppUser? _user;
+
+  @override
+  void initState() {
+    super.initState();
+    _loadUser();
+  }
+
+  Future<void> _loadUser() async {
+    final user = await AuthService.getCurrentUser();
+    if (mounted) setState(() => _user = user);
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: PreferredSize(
         preferredSize: const Size.fromHeight(60.0),
-        child: Container(
-          decoration: BoxDecoration(
-            border: Border(
-              bottom: BorderSide(color: Colors.grey.shade300),
-            ),
-          ),
-          child: DashboardAppBarAdmin(
-            selectedIndex: 0,
-            onTabChange: (_) {},
-            showSettingsTab: false,
-            roleLabel: 'Gestionnaire',
-            setupCompleted: true,
-          ),
+        child: DashboardBandeau(
+          tabItems: const [
+            DashboardTabItem(label: 'Gestion des utilisateurs'),
+          ],
+          selectedTabIndex: 0,
+          onTabSelected: (_) {},
+          userDisplayName: _user?.fullName.isNotEmpty == true
+              ? _user!.fullName
+              : 'Gestionnaire',
+          userEmail: _user?.email,
+          userRole: _user?.role,
+          onProfileTap: () {
+            ScaffoldMessenger.of(context).showSnackBar(
+              const SnackBar(content: Text('Modification du profil – à venir')),
+            );
+          },
+          onSettingsTap: () {
+            ScaffoldMessenger.of(context).showSnackBar(
+              const SnackBar(content: Text('Paramètres – à venir')),
+            );
+          },
+          onLogout: () {},
+          showLogoutConfirmation: true,
         ),
       ),
       body: Column(

frontend/lib/screens/home/parent_screen/ParentDashboardScreen.dart

@@ -1,11 +1,12 @@
 import 'package:flutter/material.dart';
 import 'package:p_tits_pas/controllers/parent_dashboard_controller.dart';
+import 'package:p_tits_pas/models/user.dart';
+import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/dashboardService.dart';
 import 'package:p_tits_pas/widgets/app_footer.dart';
-import 'package:p_tits_pas/widgets/dashbord_parent/app_layout.dart';
 import 'package:p_tits_pas/widgets/dashbord_parent/children_sidebar.dart';
-import 'package:p_tits_pas/widgets/dashbord_parent/dashboard_app_bar.dart';
 import 'package:p_tits_pas/widgets/dashbord_parent/wid_dashbord.dart';
+import 'package:p_tits_pas/widgets/dashboard/dashboard_bandeau.dart';
 import 'package:p_tits_pas/widgets/main_content_area.dart';
 import 'package:p_tits_pas/widgets/messaging_sidebar.dart';
 import 'package:provider/provider.dart';
@@ -19,6 +20,7 @@ class ParentDashboardScreen extends StatefulWidget {
 
 class _ParentDashboardScreenState extends State<ParentDashboardScreen> {
   int selectedIndex = 0;
+  AppUser? _user;
 
   void onTabChange(int index) {
     setState(() {
@@ -29,12 +31,18 @@ class _ParentDashboardScreenState extends State<ParentDashboardScreen> {
   @override
   void initState() {
     super.initState();
+    _loadUser();
     // Initialiser les données du dashboard
     WidgetsBinding.instance.addPostFrameCallback((_) {
       context.read<ParentDashboardController>().initDashboard();
     });
   }
 
+  Future<void> _loadUser() async {
+    final user = await AuthService.getCurrentUser();
+    if (mounted) setState(() => _user = user);
+  }
+
   Widget _getBody() {
     switch (selectedIndex) {
       case 0:
@@ -53,29 +61,43 @@ class _ParentDashboardScreenState extends State<ParentDashboardScreen> {
     return ChangeNotifierProvider(
       create: (context) => ParentDashboardController(DashboardService())..initDashboard(),
       child: Scaffold(
-        appBar: PreferredSize(preferredSize: const Size.fromHeight(60.0),
-        child: Container(
-          decoration: BoxDecoration(
-            border: Border(
-              bottom: BorderSide(color: Colors.grey.shade300),
-            ),
-          ),
-          child: DashboardAppBar(
-            selectedIndex: selectedIndex,
-            onTabChange: onTabChange,
+        appBar: PreferredSize(
+          preferredSize: const Size.fromHeight(60.0),
+          child: DashboardBandeau(
+            tabItems: const [
+              DashboardTabItem(label: 'Mon tableau de bord'),
+              DashboardTabItem(label: 'Trouver une nounou'),
+              DashboardTabItem(label: 'Paramètres'),
+            ],
+            selectedTabIndex: selectedIndex,
+            onTabSelected: onTabChange,
+            userDisplayName: _user?.fullName.isNotEmpty == true
+                ? _user!.fullName
+                : 'Parent',
+            userEmail: _user?.email,
+            userRole: _user?.role,
+            onProfileTap: () {
+              ScaffoldMessenger.of(context).showSnackBar(
+                const SnackBar(
+                    content: Text('Modification du profil – à venir')),
+              );
+            },
+            onSettingsTap: () {
+              ScaffoldMessenger.of(context).showSnackBar(
+                const SnackBar(content: Text('Paramètres – à venir')),
+              );
+            },
+            onLogout: () {},
+            showLogoutConfirmation: true,
           ),
         ),
-      ),
       body: Column(
         children: [
-          Expanded (child: _getBody(),
-          ),
+          Expanded(child: _getBody()),
           const AppFooter(),
         ],
       ),
-      )
-      // body: _buildResponsiveBody(context, controller),
-      //  footer: const AppFooter(),
+    ),
     );
   }