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ytc1012
2025-11-13 15:45:28 +08:00
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lib/screens/today_screen.dart Normal file
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import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:fl_chart/fl_chart.dart';
import '../theme/app_theme.dart';
import '../models/daily_stats.dart';
import '../models/app_usage.dart';
import '../providers/statistics_provider.dart';
import '../widgets/empty_state_widget.dart';
import '../widgets/error_state_widget.dart';
class TodayScreen extends ConsumerWidget {
const TodayScreen({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
final todayStatsAsync = ref.watch(todayStatsProvider);
final topAppsAsync = ref.watch(todayTopAppsProvider);
return Scaffold(
appBar: AppBar(
title: const Text('AutoTime Tracker'),
actions: [
IconButton(
icon: const Icon(Icons.refresh),
onPressed: () {
ref.invalidate(todayStatsProvider);
ref.invalidate(todayTopAppsProvider);
},
),
IconButton(
icon: const Icon(Icons.settings),
onPressed: () {
// 设置页面通过底部导航栏访问
},
),
],
),
body: todayStatsAsync.when(
data: (stats) {
// 检查是否为空数据（总时长为0且没有应用数据）
final isEmpty = stats.totalTime == 0;
if (isEmpty) {
return _buildEmptyContent(context, ref);
}
return _buildContent(context, ref, stats, topAppsAsync);
},
loading: () => const Center(child: CircularProgressIndicator()),
error: (error, stack) => ErrorStateWidget.dataLoad(
message: _getErrorMessage(error),
onRetry: () {
ref.invalidate(todayStatsProvider);
ref.invalidate(todayTopAppsProvider);
},
),
),
);
}
Widget _buildContent(
BuildContext context,
WidgetRef ref,
DailyStats stats,
AsyncValue<List<AppUsage>> topAppsAsync,
) {
final theme = Theme.of(context);
return RefreshIndicator(
onRefresh: () async {
ref.invalidate(todayStatsProvider);
ref.invalidate(todayTopAppsProvider);
},
child: SingleChildScrollView(
physics: const AlwaysScrollableScrollPhysics(),
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 总时长显示
_buildTotalTimeSection(stats, theme),
const SizedBox(height: 24),
// 效率评分
_buildEfficiencySection(stats, theme),
const SizedBox(height: 24),
// 分类时间分布（饼图）
_buildCategoryChart(stats, theme),
const SizedBox(height: 24),
// 分类标签
_buildCategoryTags(theme),
const SizedBox(height: 24),
// Top 应用列表
_buildTopAppsSection(context, ref, theme, topAppsAsync),
],
),
),
);
}
Widget _buildTotalTimeSection(DailyStats stats, ThemeData theme) {
return Center(
child: Column(
children: [
Text(
stats.formattedTotalTime,
style: theme.textTheme.displayLarge?.copyWith(
fontSize: 48,
fontWeight: FontWeight.bold,
color: AppTheme.primaryColor,
),
),
const SizedBox(height: 8),
Text(
'今日总时长',
style: theme.textTheme.bodyLarge?.copyWith(
color: theme.colorScheme.onSurface.withOpacity(0.6),
),
),
],
),
);
}
Widget _buildEfficiencySection(DailyStats stats, ThemeData theme) {
final score = stats.efficiencyScore ?? 0;
final color = stats.efficiencyColor;
return Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: theme.cardColor,
borderRadius: BorderRadius.circular(12),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'效率评分',
style: theme.textTheme.bodyMedium?.copyWith(
color: theme.colorScheme.onSurface.withOpacity(0.6),
),
),
const SizedBox(height: 4),
Row(
children: [
Text(
'$score%',
style: theme.textTheme.headlineMedium?.copyWith(
fontWeight: FontWeight.bold,
color: color,
),
),
const SizedBox(width: 8),
...List.generate(5, (index) {
return Icon(
index < (score / 20).floor()
? Icons.star
: Icons.star_border,
size: 20,
color: color,
);
}),
],
),
],
),
Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
decoration: BoxDecoration(
color: color.withOpacity(0.1),
borderRadius: BorderRadius.circular(20),
),
child: Text(
_getEfficiencyText(score),
style: TextStyle(
color: color,
fontWeight: FontWeight.w600,
),
),
),
],
),
);
}
String _getEfficiencyText(int score) {
if (score >= 80) return '优秀';
if (score >= 60) return '良好';
if (score >= 40) return '一般';
return '需改进';
}
Widget _buildCategoryChart(DailyStats stats, ThemeData theme) {
final categoryData = [
{'category': 'work', 'time': stats.workTime, 'color': AppTheme.workColor},
{'category': 'study', 'time': stats.studyTime, 'color': AppTheme.studyColor},
{'category': 'entertainment', 'time': stats.entertainmentTime, 'color': AppTheme.entertainmentColor},
{'category': 'social', 'time': stats.socialTime, 'color': AppTheme.socialColor},
{'category': 'tool', 'time': stats.toolTime, 'color': AppTheme.toolColor},
].where((item) => item['time'] as int > 0).toList();
return Container(
height: 300,
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: theme.cardColor,
borderRadius: BorderRadius.circular(12),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'分类时间分布',
style: theme.textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.w600,
),
),
const SizedBox(height: 16),
Expanded(
child: PieChart(
PieChartData(
sections: categoryData.map((item) {
final time = item['time'] as int;
final total = stats.totalTime;
final percentage = (time / total * 100);
return PieChartSectionData(
value: time.toDouble(),
title: '${percentage.toStringAsFixed(1)}%',
color: item['color'] as Color,
radius: 80,
titleStyle: const TextStyle(
fontSize: 12,
fontWeight: FontWeight.bold,
color: Colors.white,
),
);
}).toList(),
sectionsSpace: 2,
centerSpaceRadius: 60,
),
),
),
],
),
);
}
Widget _buildCategoryTags(ThemeData theme) {
final categories = ['work', 'study', 'entertainment', 'social', 'tool'];
return Wrap(
spacing: 8,
runSpacing: 8,
children: categories.map((category) {
return FilterChip(
label: Text(AppTheme.getCategoryName(category)),
selected: false,
onSelected: (selected) {
// 筛选该分类
},
backgroundColor: AppTheme.getCategoryColor(category).withOpacity(0.1),
selectedColor: AppTheme.getCategoryColor(category),
labelStyle: TextStyle(
color: AppTheme.getCategoryColor(category),
fontWeight: FontWeight.w500,
),
);
}).toList(),
);
}
Widget _buildTopAppsSection(BuildContext context, WidgetRef ref, ThemeData theme, AsyncValue<List<AppUsage>> topAppsAsync) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Top Apps Today',
style: theme.textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.w600,
),
),
const SizedBox(height: 12),
topAppsAsync.when(
data: (apps) {
if (apps.isEmpty) {
return EmptyStateWidget.noApps(
onAction: () {
ref.invalidate(todayTopAppsProvider);
},
);
}
return Column(
children: apps.map((app) => _buildAppItem(app, theme)).toList(),
);
},
loading: () => const Center(
child: Padding(
padding: EdgeInsets.all(16),
child: CircularProgressIndicator(),
),
),
error: (error, stack) => Padding(
padding: const EdgeInsets.all(16),
child: ErrorStateWidget.dataLoad(
message: _getErrorMessage(error),
onRetry: () {
ref.invalidate(todayTopAppsProvider);
},
),
),
),
],
);
}
Widget _buildEmptyContent(BuildContext context, WidgetRef ref) {
return RefreshIndicator(
onRefresh: () async {
ref.invalidate(todayStatsProvider);
ref.invalidate(todayTopAppsProvider);
},
child: SingleChildScrollView(
physics: const AlwaysScrollableScrollPhysics(),
child: EmptyStateWidget.firstTime(
onAction: () {
// 可以导航到权限设置页面
Navigator.of(context).pushNamed('/permission');
},
),
),
);
}
String _getErrorMessage(Object error) {
final errorString = error.toString().toLowerCase();
if (errorString.contains('permission') || errorString.contains('权限')) {
return '需要授予应用使用权限';
} else if (errorString.contains('network') || errorString.contains('网络')) {
return '网络连接失败，请检查网络';
} else if (errorString.contains('database') || errorString.contains('数据库')) {
return '数据库操作失败';
}
return '加载失败，请稍后重试';
}
Widget _buildAppItem(AppUsage app, ThemeData theme) {
return Container(
margin: const EdgeInsets.only(bottom: 8),
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: theme.cardColor,
borderRadius: BorderRadius.circular(8),
),
child: Row(
children: [
Container(
width: 40,
height: 40,
decoration: BoxDecoration(
color: AppTheme.getCategoryColor(app.category).withOpacity(0.1),
borderRadius: BorderRadius.circular(8),
),
child: Icon(
Icons.phone_android,
color: AppTheme.getCategoryColor(app.category),
),
),
const SizedBox(width: 12),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
app.appName,
style: theme.textTheme.bodyLarge?.copyWith(
fontWeight: FontWeight.w500,
),
),
const SizedBox(height: 4),
Text(
AppTheme.getCategoryName(app.category),
style: theme.textTheme.bodySmall?.copyWith(
color: theme.colorScheme.onSurface.withOpacity(0.6),
),
),
],
),
),
Text(
app.formattedDuration,
style: theme.textTheme.bodyLarge?.copyWith(
fontWeight: FontWeight.w600,
color: AppTheme.primaryColor,
),
),
],
),
);
}
}