Refactoring - Version OK
This commit is contained in:
dahoud
@@ -0,0 +1,509 @@
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import 'package:flutter/material.dart';
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import 'dart:async';
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import '../../../../../shared/design_system/dashboard_theme.dart';
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import '../../../data/services/dashboard_performance_monitor.dart';
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/// Widget de monitoring des performances en temps réel
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class PerformanceMonitorWidget extends StatefulWidget {
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final bool showDetails;
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final Duration updateInterval;
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const PerformanceMonitorWidget({
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super.key,
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this.showDetails = false,
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this.updateInterval = const Duration(seconds: 2),
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});
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@override
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State<PerformanceMonitorWidget> createState() => _PerformanceMonitorWidgetState();
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}
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class _PerformanceMonitorWidgetState extends State<PerformanceMonitorWidget>
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with TickerProviderStateMixin {
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final DashboardPerformanceMonitor _monitor = DashboardPerformanceMonitor();
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StreamSubscription<PerformanceMetrics>? _metricsSubscription;
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StreamSubscription<PerformanceAlert>? _alertSubscription;
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PerformanceMetrics? _currentMetrics;
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final List<PerformanceAlert> _recentAlerts = [];
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late AnimationController _pulseController;
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late Animation<double> _pulseAnimation;
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bool _isExpanded = false;
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@override
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void initState() {
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super.initState();
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_setupAnimations();
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_startMonitoring();
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}
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void _setupAnimations() {
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_pulseController = AnimationController(
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duration: const Duration(seconds: 2),
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vsync: this,
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);
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_pulseAnimation = Tween<double>(
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begin: 0.8,
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end: 1.0,
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).animate(CurvedAnimation(
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parent: _pulseController,
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curve: Curves.easeInOut,
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));
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_pulseController.repeat(reverse: true);
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}
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Future<void> _startMonitoring() async {
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await _monitor.startMonitoring();
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_metricsSubscription = _monitor.metricsStream.listen((metrics) {
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if (mounted) {
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setState(() {
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_currentMetrics = metrics;
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});
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}
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});
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_alertSubscription = _monitor.alertStream.listen((alert) {
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if (mounted) {
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setState(() {
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_recentAlerts.insert(0, alert);
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if (_recentAlerts.length > 5) {
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_recentAlerts.removeLast();
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}
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});
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// Afficher une notification pour les alertes critiques
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if (alert.severity == AlertSeverity.error ||
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alert.severity == AlertSeverity.critical) {
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_showAlertSnackBar(alert);
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}
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}
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});
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}
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void _showAlertSnackBar(PerformanceAlert alert) {
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final color = _getAlertColor(alert.severity);
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Row(
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children: [
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Icon(
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_getAlertIcon(alert.type),
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color: Colors.white,
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size: 20,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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alert.message,
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style: const TextStyle(color: Colors.white),
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),
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),
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],
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),
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backgroundColor: color,
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duration: const Duration(seconds: 4),
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action: SnackBarAction(
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label: 'Détails',
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textColor: Colors.white,
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onPressed: () {
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setState(() {
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_isExpanded = true;
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});
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},
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),
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),
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);
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}
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@override
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Widget build(BuildContext context) {
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if (_currentMetrics == null) {
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return _buildLoadingWidget();
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}
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return Container(
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margin: const EdgeInsets.all(DashboardTheme.spacing8),
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decoration: BoxDecoration(
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color: DashboardTheme.white,
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borderRadius: BorderRadius.circular(DashboardTheme.borderRadius),
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boxShadow: DashboardTheme.subtleShadow,
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),
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child: Column(
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children: [
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_buildHeader(),
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if (_isExpanded || widget.showDetails) ...[
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const Divider(height: 1),
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_buildDetailedMetrics(),
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if (_recentAlerts.isNotEmpty) ...[
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const Divider(height: 1),
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_buildAlertsSection(),
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],
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],
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],
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),
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);
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}
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Widget _buildLoadingWidget() {
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return Container(
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padding: const EdgeInsets.all(DashboardTheme.spacing16),
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decoration: BoxDecoration(
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color: DashboardTheme.white,
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borderRadius: BorderRadius.circular(DashboardTheme.borderRadius),
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boxShadow: DashboardTheme.subtleShadow,
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),
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child: const Row(
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children: [
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SizedBox(
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width: 20,
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height: 20,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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valueColor: AlwaysStoppedAnimation<Color>(DashboardTheme.royalBlue),
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),
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),
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SizedBox(width: DashboardTheme.spacing12),
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Text(
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'Initialisation du monitoring...',
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style: DashboardTheme.bodyMedium,
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),
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],
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),
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);
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}
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Widget _buildHeader() {
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return InkWell(
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onTap: () {
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setState(() {
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_isExpanded = !_isExpanded;
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});
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},
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borderRadius: BorderRadius.circular(DashboardTheme.borderRadius),
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child: Padding(
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padding: const EdgeInsets.all(DashboardTheme.spacing16),
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child: Row(
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children: [
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AnimatedBuilder(
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animation: _pulseAnimation,
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builder: (context, child) {
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return Transform.scale(
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scale: _pulseAnimation.value,
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child: Container(
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width: 12,
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height: 12,
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decoration: BoxDecoration(
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color: _getOverallHealthColor(),
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shape: BoxShape.circle,
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boxShadow: [
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BoxShadow(
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color: _getOverallHealthColor().withOpacity(0.5),
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blurRadius: 4,
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spreadRadius: 1,
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),
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],
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),
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),
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);
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},
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),
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const SizedBox(width: DashboardTheme.spacing12),
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const Expanded(
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child: Text(
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'Performances Système',
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style: DashboardTheme.titleSmall,
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),
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),
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_buildQuickMetrics(),
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const SizedBox(width: DashboardTheme.spacing8),
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Icon(
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_isExpanded ? Icons.expand_less : Icons.expand_more,
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color: DashboardTheme.grey600,
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),
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],
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),
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),
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);
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}
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Widget _buildQuickMetrics() {
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return Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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_buildQuickMetric(
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'MEM',
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'${_currentMetrics!.memoryUsage.toStringAsFixed(0)}MB',
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_getMetricColor(_currentMetrics!.memoryUsage, 400, 600),
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),
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const SizedBox(width: DashboardTheme.spacing8),
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_buildQuickMetric(
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'CPU',
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'${_currentMetrics!.cpuUsage.toStringAsFixed(0)}%',
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_getMetricColor(_currentMetrics!.cpuUsage, 50, 80),
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),
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const SizedBox(width: DashboardTheme.spacing8),
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_buildQuickMetric(
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'NET',
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'${_currentMetrics!.networkLatency}ms',
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_getMetricColor(_currentMetrics!.networkLatency.toDouble(), 200, 1000),
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),
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],
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);
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}
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Widget _buildQuickMetric(String label, String value, Color color) {
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return Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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label,
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style: const TextStyle(
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fontSize: 10,
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color: DashboardTheme.grey600,
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fontWeight: FontWeight.w500,
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),
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),
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Text(
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value,
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style: TextStyle(
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fontSize: 12,
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color: color,
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fontWeight: FontWeight.bold,
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),
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),
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],
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);
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}
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Widget _buildDetailedMetrics() {
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return Padding(
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padding: const EdgeInsets.all(DashboardTheme.spacing16),
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child: Column(
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children: [
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_buildMetricRow(
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'Mémoire',
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'${_currentMetrics!.memoryUsage.toStringAsFixed(1)} MB',
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_currentMetrics!.memoryUsage / 1000, // Normaliser sur 1000MB
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_getMetricColor(_currentMetrics!.memoryUsage, 400, 600),
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Icons.memory,
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),
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const SizedBox(height: DashboardTheme.spacing12),
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_buildMetricRow(
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'Processeur',
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'${_currentMetrics!.cpuUsage.toStringAsFixed(1)}%',
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_currentMetrics!.cpuUsage / 100,
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_getMetricColor(_currentMetrics!.cpuUsage, 50, 80),
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Icons.speed,
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),
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const SizedBox(height: DashboardTheme.spacing12),
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_buildMetricRow(
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'Réseau',
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'${_currentMetrics!.networkLatency} ms',
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(_currentMetrics!.networkLatency / 2000).clamp(0.0, 1.0),
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_getMetricColor(_currentMetrics!.networkLatency.toDouble(), 200, 1000),
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Icons.wifi,
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),
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const SizedBox(height: DashboardTheme.spacing12),
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_buildMetricRow(
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'Images/sec',
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'${_currentMetrics!.frameRate.toStringAsFixed(1)} fps',
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_currentMetrics!.frameRate / 60,
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_getMetricColor(60 - _currentMetrics!.frameRate, 10, 30), // Inversé car plus c'est haut, mieux c'est
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Icons.videocam,
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),
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const SizedBox(height: DashboardTheme.spacing12),
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_buildMetricRow(
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'Batterie',
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'${_currentMetrics!.batteryLevel.toStringAsFixed(0)}%',
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_currentMetrics!.batteryLevel / 100,
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_getBatteryColor(_currentMetrics!.batteryLevel),
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Icons.battery_std,
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),
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],
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),
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);
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}
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Widget _buildMetricRow(
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String label,
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String value,
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double progress,
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Color color,
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IconData icon,
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) {
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return Row(
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children: [
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Icon(icon, size: 16, color: color),
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const SizedBox(width: DashboardTheme.spacing8),
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Expanded(
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flex: 2,
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child: Text(
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label,
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style: DashboardTheme.bodySmall,
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),
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),
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Expanded(
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flex: 3,
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child: LinearProgressIndicator(
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value: progress.clamp(0.0, 1.0),
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backgroundColor: DashboardTheme.grey200,
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valueColor: AlwaysStoppedAnimation<Color>(color),
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),
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),
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const SizedBox(width: DashboardTheme.spacing8),
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SizedBox(
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width: 60,
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child: Text(
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value,
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style: TextStyle(
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fontSize: 12,
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fontWeight: FontWeight.w600,
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color: color,
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),
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textAlign: TextAlign.end,
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),
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),
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],
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);
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}
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Widget _buildAlertsSection() {
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return Padding(
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padding: const EdgeInsets.all(DashboardTheme.spacing16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text(
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'Alertes Récentes',
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style: DashboardTheme.titleSmall,
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),
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const SizedBox(height: DashboardTheme.spacing8),
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..._recentAlerts.take(3).map((alert) => _buildAlertItem(alert)),
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],
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),
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);
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}
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Widget _buildAlertItem(PerformanceAlert alert) {
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final color = _getAlertColor(alert.severity);
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 4),
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child: Row(
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children: [
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Icon(
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_getAlertIcon(alert.type),
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size: 16,
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color: color,
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),
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const SizedBox(width: DashboardTheme.spacing8),
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Expanded(
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child: Text(
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alert.message,
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style: const TextStyle(
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fontSize: 12,
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color: DashboardTheme.grey700,
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),
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),
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),
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Text(
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_formatTime(alert.timestamp),
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style: const TextStyle(
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fontSize: 10,
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color: DashboardTheme.grey500,
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),
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),
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],
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),
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);
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}
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Color _getOverallHealthColor() {
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if (_currentMetrics == null) return DashboardTheme.grey400;
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final metrics = _currentMetrics!;
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// Calculer un score de santé global
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int issues = 0;
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if (metrics.memoryUsage > 500) issues++;
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if (metrics.cpuUsage > 70) issues++;
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if (metrics.networkLatency > 1000) issues++;
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if (metrics.frameRate < 30) issues++;
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switch (issues) {
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case 0:
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return DashboardTheme.success;
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case 1:
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return DashboardTheme.warning;
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default:
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return DashboardTheme.error;
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}
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}
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Color _getMetricColor(double value, double warningThreshold, double errorThreshold) {
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if (value >= errorThreshold) return DashboardTheme.error;
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if (value >= warningThreshold) return DashboardTheme.warning;
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return DashboardTheme.success;
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}
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Color _getBatteryColor(double batteryLevel) {
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if (batteryLevel <= 20) return DashboardTheme.error;
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if (batteryLevel <= 50) return DashboardTheme.warning;
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return DashboardTheme.success;
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}
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Color _getAlertColor(AlertSeverity severity) {
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switch (severity) {
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case AlertSeverity.info:
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return DashboardTheme.info;
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case AlertSeverity.warning:
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return DashboardTheme.warning;
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case AlertSeverity.error:
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return DashboardTheme.error;
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case AlertSeverity.critical:
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return DashboardTheme.error;
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}
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}
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IconData _getAlertIcon(AlertType type) {
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switch (type) {
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case AlertType.memory:
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return Icons.memory;
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case AlertType.cpu:
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return Icons.speed;
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case AlertType.network:
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return Icons.wifi_off;
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case AlertType.performance:
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return Icons.slow_motion_video;
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case AlertType.battery:
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return Icons.battery_alert;
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case AlertType.disk:
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return Icons.storage;
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}
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}
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String _formatTime(DateTime time) {
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final now = DateTime.now();
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final diff = now.difference(time);
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if (diff.inMinutes < 1) return 'maintenant';
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if (diff.inMinutes < 60) return '${diff.inMinutes}min';
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if (diff.inHours < 24) return '${diff.inHours}h';
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return '${diff.inDays}j';
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}
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@override
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void dispose() {
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_pulseController.dispose();
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_metricsSubscription?.cancel();
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_alertSubscription?.cancel();
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_monitor.dispose();
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super.dispose();
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}
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}
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