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EM2_ERP/em2rp/lib/views/user_management_page.dart
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Dart

import 'package:em2rp/views/widgets/nav/main_drawer.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:em2rp/providers/users_provider.dart';
import 'package:em2rp/models/user_model.dart';
import 'package:em2rp/views/widgets/user_management/user_card.dart';
import 'package:em2rp/views/widgets/user_management/edit_user_dialog.dart';
import 'package:em2rp/utils/colors.dart';
import 'package:em2rp/utils/permission_gate.dart';
import 'package:em2rp/models/role_model.dart';
import 'package:em2rp/views/widgets/nav/custom_app_bar.dart';
import 'package:em2rp/services/data_service.dart';
import 'package:em2rp/services/api_service.dart';
class UserManagementPage extends StatefulWidget {
const UserManagementPage({super.key});
@override
State<UserManagementPage> createState() => _UserManagementPageState();
}
class _UserManagementPageState extends State<UserManagementPage> {
@override
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((_) {
if (mounted) {
Provider.of<UsersProvider>(context, listen: false).fetchUsers();
}
});
}
@override
Widget build(BuildContext context) {
return PermissionGate(
requiredPermissions: const ['view_all_users'],
fallback: const Scaffold(
appBar: CustomAppBar(
title: 'Accès refusé',
),
body: Center(
child: Text(
'Vous n\'avez pas les permissions nécessaires pour accéder à cette page.',
textAlign: TextAlign.center,
style: TextStyle(fontSize: 16),
),
),
),
child: Scaffold(
appBar: const CustomAppBar(
title: 'Gestion des utilisateurs',
),
drawer: const MainDrawer(currentPage: '/account_management'),
body: Selector<UsersProvider, ({bool isLoading, List<UserModel> users})>(
selector: (context, provider) => (isLoading: provider.isLoading, users: provider.users),
builder: (context, data, child) {
if (data.isLoading) {
return const Center(child: CircularProgressIndicator());
}
final users = data.users;
if (users.isEmpty) {
return const Center(child: Text("Aucun utilisateur trouvé"));
}
final width = MediaQuery.of(context).size.width;
int crossAxisCount;
if (width > 1200) {
crossAxisCount = 4;
} else if (width > 800) {
crossAxisCount = 3;
} else if (width > 600) {
crossAxisCount = 2;
} else {
crossAxisCount = 1;
}
return Padding(
padding: const EdgeInsets.all(16),
child: GridView.builder(
itemCount: users.length,
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: crossAxisCount,
crossAxisSpacing: 16,
mainAxisSpacing: 16,
mainAxisExtent: width < 600 ? 80 : 180,
),
itemBuilder: (context, i) {
final user = users[i];
return UserCard(
user: user,
onEdit: () => showDialog(
context: context,
builder: (_) => EditUserDialog(user: user)),
onResetPassword: () => _resetPassword(context, user),
onDelete: () => _confirmDeleteUser(context, context.read<UsersProvider>(), user),
);
},
),
);
},
),
floatingActionButton: FloatingActionButton(
backgroundColor: AppColors.rouge,
child: const Icon(Icons.add, color: AppColors.blanc),
onPressed: () => _showCreateUserDialog(context),
),
),
);
}
void _showCreateUserDialog(BuildContext context) {
final firstNameController = TextEditingController();
final lastNameController = TextEditingController();
final emailController = TextEditingController();
final phoneController = TextEditingController();
String? selectedRoleId;
List<RoleModel> availableRoles = [];
bool isLoadingRoles = true;
Future<void> loadRoles() async {
try {
final dataService = DataService(FirebaseFunctionsApiService());
final rolesData = await dataService.getRoles();
availableRoles = rolesData
.map((data) => RoleModel.fromMap(data, data['id'] as String))
.toList();
selectedRoleId =
availableRoles.isNotEmpty ? availableRoles.first.id : null;
isLoadingRoles = false;
} catch (e) {
isLoadingRoles = false;
}
}
InputDecoration buildInputDecoration(String label, IconData icon) {
return InputDecoration(
labelText: label,
prefixIcon: Icon(icon, color: AppColors.rouge),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: AppColors.rouge, width: 2),
),
contentPadding:
const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
);
}
showDialog(
context: context,
builder: (context) => FutureBuilder(
future: loadRoles(),
builder: (context, snapshot) {
return Dialog(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(16),
),
child: Container(
width: 400,
padding: const EdgeInsets.all(24),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Row(
children: [
const Icon(Icons.person_add, color: AppColors.rouge),
const SizedBox(width: 12),
Text(
'Nouvel utilisateur',
style: Theme.of(context).textTheme.titleLarge?.copyWith(
color: AppColors.noir,
fontWeight: FontWeight.bold,
),
),
],
),
const SizedBox(height: 24),
SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
TextField(
controller: firstNameController,
decoration: buildInputDecoration(
'Prénom', Icons.person_outline),
),
const SizedBox(height: 16),
TextField(
controller: lastNameController,
decoration: buildInputDecoration('Nom', Icons.person),
),
const SizedBox(height: 16),
TextField(
controller: emailController,
decoration: buildInputDecoration(
'Email', Icons.email_outlined),
keyboardType: TextInputType.emailAddress,
),
const SizedBox(height: 16),
TextField(
controller: phoneController,
decoration: buildInputDecoration(
'Téléphone', Icons.phone_outlined),
keyboardType: TextInputType.phone,
),
const SizedBox(height: 16),
isLoadingRoles
? const CircularProgressIndicator()
: DropdownButtonFormField<String>(
initialValue: selectedRoleId,
decoration: buildInputDecoration('Rôle',
Icons.admin_panel_settings_outlined),
items: availableRoles.map((role) {
return DropdownMenuItem<String>(
value: role.id,
child: Text(role.name),
);
}).toList(),
onChanged: (String? newValue) {
if (newValue != null) {
selectedRoleId = newValue;
}
},
),
],
),
),
const SizedBox(height: 24),
Row(
mainAxisAlignment: MainAxisAlignment.end,
children: [
TextButton(
onPressed: () => Navigator.pop(context),
style: TextButton.styleFrom(
padding: const EdgeInsets.symmetric(
horizontal: 16, vertical: 12),
),
child: const Text(
'Annuler',
style: TextStyle(color: AppColors.gris),
),
),
const SizedBox(width: 8),
ElevatedButton(
onPressed: () async {
if (emailController.text.isEmpty ||
firstNameController.text.isEmpty ||
lastNameController.text.isEmpty ||
selectedRoleId == null) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text(
'Veuillez remplir tous les champs obligatoires'),
backgroundColor: Colors.red,
),
);
return;
}
try {
await Provider.of<UsersProvider>(context,
listen: false)
.createUserWithEmailInvite(
email: emailController.text,
firstName: firstNameController.text,
lastName: lastNameController.text,
phoneNumber: phoneController.text,
roleId: selectedRoleId!,
);
if (context.mounted) {
Navigator.pop(context);
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
'Utilisateur créé avec succès. Email de réinitialisation envoyé à ${emailController.text}',
),
backgroundColor: Colors.green,
),
);
}
} catch (e) {
if (context.mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
'Erreur lors de la création: ${e.toString()}'),
backgroundColor: Colors.red,
),
);
}
}
},
style: ElevatedButton.styleFrom(
backgroundColor: AppColors.rouge,
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
child: const Text(
'Inviter',
style: TextStyle(color: AppColors.blanc),
),
),
],
),
],
),
),
);
},
),
);
}
/// Réinitialise le mot de passe d'un utilisateur
Future<void> _resetPassword(BuildContext context, UserModel user) async {
try {
await Provider.of<UsersProvider>(context, listen: false)
.resetPassword(user.email);
if (context.mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
'Email de réinitialisation envoyé à ${user.email}',
),
backgroundColor: Colors.green,
),
);
}
} catch (e) {
if (context.mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
'Erreur lors de l\'envoi: ${e.toString()}',
),
backgroundColor: Colors.red,
),
);
}
}
}
/// Affiche une confirmation avant de supprimer un utilisateur
Future<void> _confirmDeleteUser(
BuildContext context,
UsersProvider usersProvider,
UserModel user,
) async {
final confirmed = await showDialog<bool>(
context: context,
builder: (context) => AlertDialog(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(16),
),
title: Row(
children: [
const Icon(Icons.warning, color: Colors.orange),
const SizedBox(width: 12),
Expanded(
child: Text(
'Confirmer la suppression',
style: Theme.of(context).textTheme.titleLarge?.copyWith(
fontWeight: FontWeight.bold,
),
),
),
],
),
content: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Êtes-vous sûr de vouloir supprimer cet utilisateur ?',
style: Theme.of(context).textTheme.bodyLarge,
),
const SizedBox(height: 16),
Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: Colors.grey[100],
borderRadius: BorderRadius.circular(8),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
const Icon(Icons.person, size: 20, color: AppColors.noir),
const SizedBox(width: 8),
Expanded(
child: Text(
'${user.firstName} ${user.lastName}',
style: const TextStyle(fontWeight: FontWeight.bold),
),
),
],
),
const SizedBox(height: 4),
Row(
children: [
const Icon(Icons.email, size: 20, color: AppColors.gris),
const SizedBox(width: 8),
Expanded(
child: Text(
user.email,
style: TextStyle(color: Colors.grey[700]),
),
),
],
),
],
),
),
const SizedBox(height: 16),
Text(
'Cette action est irréversible. L\'utilisateur sera supprimé et désattribué de tous les événements liés',
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Colors.red[700],
fontStyle: FontStyle.italic,
),
),
],
),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(false),
style: TextButton.styleFrom(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
),
child: const Text(
'Annuler',
style: TextStyle(color: AppColors.gris),
),
),
ElevatedButton(
onPressed: () => Navigator.of(context).pop(true),
style: ElevatedButton.styleFrom(
backgroundColor: Colors.red,
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
child: const Text(
'Supprimer',
style: TextStyle(color: Colors.white),
),
),
],
),
);
if (confirmed == true && context.mounted) {
try {
await usersProvider.deleteUser(user.uid);
if (context.mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
'Utilisateur ${user.firstName} ${user.lastName} supprimé avec succès',
),
backgroundColor: Colors.green,
),
);
}
} catch (e) {
if (context.mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
'Erreur lors de la suppression: ${e.toString()}',
),
backgroundColor: Colors.red,
),
);
}
}
}
}
}