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unionflow-server-impl-quarkus/unionflow-mobile-apps/lib/features/dashboard/presentation/pages/adaptive_dashboard_page.dart
2025-09-19 12:35:46 +00:00

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Dart

/// Dashboard Adaptatif Principal - Orchestrateur Intelligent
/// Sélectionne et affiche le dashboard approprié selon le rôle utilisateur
library adaptive_dashboard_page;
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../../core/auth/bloc/auth_bloc.dart';
import '../../../../core/auth/models/user_role.dart';
import '../../../../core/widgets/adaptive_widget.dart';
import 'role_dashboards/super_admin_dashboard.dart';
import 'role_dashboards/org_admin_dashboard.dart';
import 'role_dashboards/moderator_dashboard.dart';
import 'role_dashboards/active_member_dashboard.dart';
import 'role_dashboards/simple_member_dashboard.dart';
import 'role_dashboards/visitor_dashboard.dart';
/// Page Dashboard Adaptatif - Le cœur du système morphique
///
/// Cette page utilise l'AdaptiveWidget pour afficher automatiquement
/// le dashboard approprié selon le rôle de l'utilisateur connecté.
///
/// Fonctionnalités :
/// - Morphing automatique entre les dashboards
/// - Animations fluides lors des changements de rôle
/// - Gestion des états de chargement et d'erreur
/// - Fallback gracieux pour les rôles non supportés
class AdaptiveDashboardPage extends StatefulWidget {
const AdaptiveDashboardPage({super.key});
@override
State<AdaptiveDashboardPage> createState() => _AdaptiveDashboardPageState();
}
class _AdaptiveDashboardPageState extends State<AdaptiveDashboardPage>
with TickerProviderStateMixin {
/// Contrôleur d'animation pour les transitions
late AnimationController _transitionController;
/// Animation de fade pour les transitions
late Animation<double> _fadeAnimation;
@override
void initState() {
super.initState();
_initializeAnimations();
}
@override
void dispose() {
_transitionController.dispose();
super.dispose();
}
/// Initialise les animations de transition
void _initializeAnimations() {
_transitionController = AnimationController(
duration: const Duration(milliseconds: 600),
vsync: this,
);
_fadeAnimation = Tween<double>(
begin: 0.0,
end: 1.0,
).animate(CurvedAnimation(
parent: _transitionController,
curve: Curves.easeInOutCubic,
));
// Démarrer l'animation initiale
_transitionController.forward();
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: BlocListener<AuthBloc, AuthState>(
listener: (context, state) {
// Déclencher l'animation lors des changements d'état
if (state is AuthAuthenticated) {
_transitionController.reset();
_transitionController.forward();
}
},
child: AnimatedBuilder(
animation: _fadeAnimation,
builder: (context, child) {
return Opacity(
opacity: _fadeAnimation.value,
child: _buildAdaptiveDashboard(),
);
},
),
),
);
}
/// Construit le dashboard adaptatif selon le rôle
Widget _buildAdaptiveDashboard() {
return AdaptiveWidget(
// Mapping des rôles vers leurs dashboards spécifiques
roleWidgets: {
UserRole.superAdmin: () => const SuperAdminDashboard(),
UserRole.orgAdmin: () => const OrgAdminDashboard(),
UserRole.moderator: () => const ModeratorDashboard(),
UserRole.activeMember: () => const ActiveMemberDashboard(),
UserRole.simpleMember: () => const SimpleMemberDashboard(),
UserRole.visitor: () => const VisitorDashboard(),
},
// Permissions requises pour accéder au dashboard
requiredPermissions: const [
'dashboard.view.own',
],
// Widget affiché si les permissions sont insuffisantes
fallbackWidget: _buildUnauthorizedDashboard(),
// Widget affiché pendant le chargement
loadingWidget: _buildLoadingDashboard(),
// Configuration des animations
enableMorphing: true,
morphingDuration: const Duration(milliseconds: 800),
animationCurve: Curves.easeInOutCubic,
// Audit trail activé
auditLog: true,
);
}
/// Dashboard affiché en cas d'accès non autorisé
Widget _buildUnauthorizedDashboard() {
return Scaffold(
body: Container(
decoration: const BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [
Color(0xFFF8F9FA),
Color(0xFFE9ECEF),
],
),
),
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
// Icône d'accès refusé
Container(
width: 120,
height: 120,
decoration: BoxDecoration(
color: Colors.red.withOpacity(0.1),
borderRadius: BorderRadius.circular(60),
),
child: const Icon(
Icons.lock_outline,
size: 60,
color: Colors.red,
),
),
const SizedBox(height: 32),
// Titre
Text(
'Accès Non Autorisé',
style: Theme.of(context).textTheme.headlineMedium?.copyWith(
fontWeight: FontWeight.bold,
color: Colors.red,
),
),
const SizedBox(height: 16),
// Description
Padding(
padding: const EdgeInsets.symmetric(horizontal: 32),
child: Text(
'Vous n\'avez pas les permissions nécessaires pour accéder au dashboard. Veuillez contacter un administrateur.',
textAlign: TextAlign.center,
style: Theme.of(context).textTheme.bodyLarge?.copyWith(
color: Colors.grey[600],
),
),
),
const SizedBox(height: 32),
// Bouton de contact
ElevatedButton.icon(
onPressed: () => _onContactSupport(),
icon: const Icon(Icons.support_agent),
label: const Text('Contacter le Support'),
style: ElevatedButton.styleFrom(
backgroundColor: Colors.red,
foregroundColor: Colors.white,
padding: const EdgeInsets.symmetric(
horizontal: 24,
vertical: 12,
),
),
),
],
),
),
),
);
}
/// Dashboard affiché pendant le chargement
Widget _buildLoadingDashboard() {
return Scaffold(
body: Container(
decoration: const BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [
Color(0xFF6C5CE7),
Color(0xFF5A4FCF),
],
),
),
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
// Logo animé
TweenAnimationBuilder<double>(
tween: Tween(begin: 0.0, end: 1.0),
duration: const Duration(seconds: 2),
builder: (context, value, child) {
return Transform.rotate(
angle: value * 2 * 3.14159,
child: Container(
width: 80,
height: 80,
decoration: BoxDecoration(
color: Colors.white.withOpacity(0.2),
borderRadius: BorderRadius.circular(40),
border: Border.all(
color: Colors.white.withOpacity(0.3),
width: 2,
),
),
child: const Icon(
Icons.dashboard,
color: Colors.white,
size: 40,
),
),
);
},
),
const SizedBox(height: 32),
// Titre
Text(
'UnionFlow',
style: Theme.of(context).textTheme.headlineLarge?.copyWith(
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 16),
// Indicateur de chargement
const SizedBox(
width: 40,
height: 40,
child: CircularProgressIndicator(
valueColor: AlwaysStoppedAnimation<Color>(Colors.white),
strokeWidth: 3,
),
),
const SizedBox(height: 16),
// Message de chargement
Text(
'Préparation de votre dashboard...',
style: Theme.of(context).textTheme.bodyLarge?.copyWith(
color: Colors.white.withOpacity(0.9),
),
),
],
),
),
),
);
}
/// Gère le contact avec le support
void _onContactSupport() {
showDialog(
context: context,
builder: (context) => AlertDialog(
title: const Text('Contacter le Support'),
content: const Text(
'Pour obtenir de l\'aide, veuillez envoyer un email à :\n\nsupport@unionflow.com\n\nOu appelez le :\n+33 1 23 45 67 89',
),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(),
child: const Text('Fermer'),
),
ElevatedButton(
onPressed: () {
Navigator.of(context).pop();
// Ici, on pourrait ouvrir l'app email ou téléphone
},
child: const Text('Envoyer Email'),
),
],
),
);
}
}
/// Extension pour faciliter la navigation vers le dashboard adaptatif
extension AdaptiveDashboardNavigation on BuildContext {
/// Navigue vers le dashboard adaptatif
void navigateToAdaptiveDashboard() {
Navigator.of(this).pushReplacement(
PageRouteBuilder(
pageBuilder: (context, animation, secondaryAnimation) =>
const AdaptiveDashboardPage(),
transitionsBuilder: (context, animation, secondaryAnimation, child) {
return FadeTransition(
opacity: animation,
child: SlideTransition(
position: Tween<Offset>(
begin: const Offset(0.0, 0.1),
end: Offset.zero,
).animate(CurvedAnimation(
parent: animation,
curve: Curves.easeInOutCubic,
)),
child: child,
),
);
},
transitionDuration: const Duration(milliseconds: 600),
),
);
}
}
/// Mixin pour les dashboards qui ont besoin de fonctionnalités communes
mixin DashboardMixin<T extends StatefulWidget> on State<T> {
/// Affiche une notification de succès
void showSuccessNotification(String message) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Row(
children: [
const Icon(Icons.check_circle, color: Colors.white),
const SizedBox(width: 8),
Expanded(child: Text(message)),
],
),
backgroundColor: Colors.green,
behavior: SnackBarBehavior.floating,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
);
}
/// Affiche une notification d'erreur
void showErrorNotification(String message) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Row(
children: [
const Icon(Icons.error, color: Colors.white),
const SizedBox(width: 8),
Expanded(child: Text(message)),
],
),
backgroundColor: Colors.red,
behavior: SnackBarBehavior.floating,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
);
}
/// Affiche une boîte de dialogue de confirmation
Future<bool> showConfirmationDialog(String title, String message) async {
final result = await showDialog<bool>(
context: context,
builder: (context) => AlertDialog(
title: Text(title),
content: Text(message),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(false),
child: const Text('Annuler'),
),
ElevatedButton(
onPressed: () => Navigator.of(context).pop(true),
child: const Text('Confirmer'),
),
],
),
);
return result ?? false;
}
}