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unionflow-mobile-apps/lib/features/dashboard/presentation/widgets/notifications/dashboard_notifications_widget.dart
dahoud d094d6db9c Initial commit: unionflow-mobile-apps
Application Flutter complète (sans build artifacts).

Signed-off-by: lions dev Team
2026-03-15 16:30:08 +00:00

400 lines
13 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../domain/entities/dashboard_entity.dart';
import '../../bloc/dashboard_bloc.dart';
import '../../../../../shared/design_system/unionflow_design_system.dart';
import '../../../../../shared/widgets/core_card.dart';
import '../../../../adhesions/presentation/pages/adhesions_page_wrapper.dart';
import '../../../../events/presentation/pages/events_page_wrapper.dart';
import '../../../../settings/presentation/pages/system_settings_page.dart';
/// Widget de notifications pour le dashboard
class DashboardNotificationsWidget extends StatelessWidget {
final int maxNotifications;
const DashboardNotificationsWidget({
super.key,
this.maxNotifications = 5,
});
@override
Widget build(BuildContext context) {
return CoreCard(
padding: EdgeInsets.zero,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
_buildHeader(context),
BlocBuilder<DashboardBloc, DashboardState>(
builder: (context, state) {
if (state is DashboardLoading) {
return _buildLoadingNotifications();
} else if (state is DashboardLoaded || state is DashboardRefreshing) {
final data = state is DashboardLoaded
? state.dashboardData
: (state as DashboardRefreshing).dashboardData;
return _buildNotifications(context, data);
} else if (state is DashboardError) {
return _buildErrorNotifications();
}
return _buildEmptyNotifications();
},
),
],
),
);
}
Widget _buildHeader(BuildContext context) {
return Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: AppColors.primaryGreen.withOpacity(0.05),
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(12),
topRight: Radius.circular(12),
),
),
child: Row(
children: [
Container(
padding: const EdgeInsets.all(6),
decoration: BoxDecoration(
color: AppColors.primaryGreen,
borderRadius: BorderRadius.circular(4),
),
child: const Icon(
Icons.notifications_outlined,
color: Colors.white,
size: 16,
),
),
const SizedBox(width: 10),
Expanded(
child: Text(
'NOTIFICATIONS',
style: AppTypography.subtitleSmall.copyWith(
color: AppColors.primaryGreen,
fontWeight: FontWeight.bold,
letterSpacing: 1.1,
),
),
),
BlocBuilder<DashboardBloc, DashboardState>(
builder: (context, state) {
if (state is DashboardLoaded || state is DashboardRefreshing) {
final data = state is DashboardLoaded
? state.dashboardData
: (state as DashboardRefreshing).dashboardData;
final urgentCount = _getUrgentNotificationsCount(context, data);
if (urgentCount > 0) {
return Container(
padding: const EdgeInsets.symmetric(
horizontal: 6,
vertical: 2,
),
decoration: BoxDecoration(
color: AppColors.error,
borderRadius: BorderRadius.circular(4),
),
child: Text(
urgentCount.toString(),
style: AppTypography.badgeText.copyWith(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 8,
),
),
);
}
}
return const SizedBox.shrink();
},
),
],
),
);
}
Widget _buildNotifications(BuildContext context, DashboardEntity data) {
final notifications = _generateNotifications(context, data);
if (notifications.isEmpty) {
return _buildEmptyNotifications();
}
return Column(
children: notifications.take(maxNotifications).map((notification) {
return _buildNotificationItem(notification);
}).toList(),
);
}
Widget _buildNotificationItem(DashboardNotification notification) {
return Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
border: Border(
bottom: BorderSide(
color: AppColors.lightBorder,
width: 1,
),
),
),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Container(
padding: const EdgeInsets.all(6),
decoration: BoxDecoration(
color: notification.color.withOpacity(0.1),
borderRadius: BorderRadius.circular(4),
),
child: Icon(
notification.icon,
color: notification.color,
size: 16,
),
),
const SizedBox(width: 10),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Expanded(
child: Text(
notification.title,
style: AppTypography.actionText.copyWith(
fontSize: 12,
fontWeight: FontWeight.w600,
),
),
),
if (notification.isUrgent) ...[
Container(
padding: const EdgeInsets.symmetric(
horizontal: 4,
vertical: 1,
),
decoration: BoxDecoration(
color: AppColors.error,
borderRadius: BorderRadius.circular(2),
),
child: Text(
'URGENT',
style: AppTypography.badgeText.copyWith(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 7,
),
),
),
],
],
),
const SizedBox(height: 2),
Text(
notification.message,
style: AppTypography.subtitleSmall.copyWith(
color: AppColors.textSecondaryLight,
fontSize: 10,
),
),
const SizedBox(height: 8),
Row(
children: [
Text(
notification.timeAgo,
style: AppTypography.subtitleSmall.copyWith(
color: AppColors.textSecondaryLight,
fontSize: 9,
),
),
const Spacer(),
if (notification.actionLabel != null) ...[
GestureDetector(
onTap: notification.onAction,
child: Text(
notification.actionLabel!,
style: AppTypography.badgeText.copyWith(
color: AppColors.primaryGreen,
fontWeight: FontWeight.bold,
fontSize: 9,
),
),
),
],
],
),
],
),
),
],
),
);
}
Widget _buildLoadingNotifications() {
return const Padding(
padding: EdgeInsets.all(20),
child: Center(child: CircularProgressIndicator(strokeWidth: 2)),
);
}
Widget _buildErrorNotifications() {
return Container(
padding: const EdgeInsets.all(24),
child: Center(
child: Column(
children: [
const Icon(
Icons.error_outline,
color: AppColors.error,
size: 24,
),
const SizedBox(height: 8),
Text(
'Erreur',
style: AppTypography.subtitleSmall.copyWith(
color: AppColors.error,
),
),
],
),
),
);
}
Widget _buildEmptyNotifications() {
return Container(
padding: const EdgeInsets.all(24),
child: Center(
child: Column(
children: [
const Icon(
Icons.notifications_none_outlined,
color: AppColors.textSecondaryLight,
size: 24,
),
const SizedBox(height: 8),
Text(
'AUCUNE NOTIFICATION',
style: AppTypography.subtitleSmall.copyWith(fontWeight: FontWeight.bold),
),
Text(
'Vous êtes à jour !',
style: AppTypography.subtitleSmall.copyWith(fontSize: 10),
),
],
),
),
);
}
List<DashboardNotification> _generateNotifications(BuildContext context, DashboardEntity data) {
List<DashboardNotification> notifications = [];
// Notification pour les demandes en attente
if (data.stats.pendingRequests > 0) {
notifications.add(DashboardNotification(
title: 'Demandes en attente',
message: '${data.stats.pendingRequests} demandes à valider',
icon: Icons.pending_actions_outlined,
color: AppColors.warning,
timeAgo: '2h',
isUrgent: data.stats.pendingRequests > 20,
actionLabel: 'Voir',
onAction: () => Navigator.of(context).push(MaterialPageRoute<void>(builder: (_) => const AdhesionsPageWrapper())),
));
}
// Notification pour les événements aujourd'hui
if (data.todayEventsCount > 0) {
notifications.add(DashboardNotification(
title: 'Événements aujourd\'hui',
message: '${data.todayEventsCount} événement(s) aujourd\'hui',
icon: Icons.event_available_outlined,
color: AppColors.info,
timeAgo: '30min',
isUrgent: false,
actionLabel: 'Voir',
onAction: () => Navigator.of(context).push(MaterialPageRoute<void>(builder: (_) => const EventsPageWrapper())),
));
}
// Notification pour la croissance
if (data.stats.hasGrowth) {
notifications.add(DashboardNotification(
title: 'Croissance positive',
message: 'Progression de ${data.stats.monthlyGrowth.toStringAsFixed(1)}% ce mois',
icon: Icons.trending_up_outlined,
color: AppColors.success,
timeAgo: '1j',
isUrgent: false,
actionLabel: null,
onAction: null,
));
}
// Notification pour l'engagement faible
if (!data.stats.isHighEngagement) {
notifications.add(DashboardNotification(
title: 'Engagement à surveiller',
message: 'Taux: ${(data.stats.engagementRate * 100).toStringAsFixed(0)}%',
icon: Icons.trending_down_outlined,
color: AppColors.error,
timeAgo: '3h',
isUrgent: data.stats.engagementRate < 0.5,
actionLabel: 'Améliorer',
onAction: () => Navigator.of(context).push(MaterialPageRoute<void>(builder: (_) => const SystemSettingsPage())),
));
}
// Notification pour les nouveaux membres
if (data.recentActivitiesCount > 0) {
notifications.add(DashboardNotification(
title: 'Nouvelles activités',
message: '${data.recentActivitiesCount} activités récentes',
icon: Icons.fiber_new_outlined,
color: AppColors.brandGreen,
timeAgo: '15min',
isUrgent: false,
actionLabel: 'Voir',
onAction: () => Navigator.of(context).push(MaterialPageRoute<void>(builder: (_) => const EventsPageWrapper())),
));
}
return notifications;
}
int _getUrgentNotificationsCount(BuildContext context, DashboardEntity data) {
final notifications = _generateNotifications(context, data);
return notifications.where((n) => n.isUrgent).length;
}
}
class DashboardNotification {
final String title;
final String message;
final IconData icon;
final Color color;
final String timeAgo;
final bool isUrgent;
final String? actionLabel;
final VoidCallback? onAction;
const DashboardNotification({
required this.title,
required this.message,
required this.icon,
required this.color,
required this.timeAgo,
required this.isUrgent,
this.actionLabel,
this.onAction,
});
}