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Aqroid
2026-09-21 17:37:53 +08:00
commit 67d4dd5b7c
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lib/pages/statistics/statistics_page.dart
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import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../core/network/api_exception.dart';
import '../../models/statistics_response.dart';
import '../../providers/statistics_provider.dart';
import '../../utils/amount_util.dart';
import '../../widgets/state_views.dart';
import 'widgets/category_pie_card.dart';
import 'widgets/category_rank_list.dart';
/// 统计页：按日/周/月切换 + 汇总 + 分类占比饼图 + 分类明细
class StatisticsPage extends ConsumerWidget {
const StatisticsPage({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
final tab = ref.watch(statisticsTabProvider);
final statsAsync = ref.watch(statisticsProvider(tab));
return Scaffold(
body: Container(
width: double.infinity,
height: double.infinity,
decoration: const BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [Color(0xFFFFE5CC), Color(0xFFFFD4A8), Color(0xFFFFC08A)],
),
),
child: SafeArea(
child: ListView(
physics: const AlwaysScrollableScrollPhysics(),
padding: const EdgeInsets.fromLTRB(16, 12, 16, 0),
children: [
const Text(
'统计分析',
style: TextStyle(
fontSize: 20,
fontWeight: FontWeight.bold,
color: Color(0xFF5D4037),
),
),
const SizedBox(height: 14),
_tabBar(tab, ref),
const SizedBox(height: 14),
_content(ref, statsAsync),
const SizedBox(height: 90), // 底部导航避让
],
),
),
),
);
}
// ---- 时间粒度切换 ----
Widget _tabBar(StatisticsTab current, WidgetRef ref) {
return Container(
padding: const EdgeInsets.all(4),
decoration: BoxDecoration(
color: Colors.white.withValues(alpha: 0.9),
borderRadius: BorderRadius.circular(14),
border: Border.all(color: const Color(0xFFC8956E)),
),
child: Row(
children: [
_tabItem('按日', StatisticsTab.daily, current, ref),
_tabItem('按周', StatisticsTab.weekly, current, ref),
_tabItem('按月', StatisticsTab.monthly, current, ref),
],
),
);
}
Widget _tabItem(String text, StatisticsTab tab, StatisticsTab current, WidgetRef ref) {
final active = current == tab;
return Expanded(
child: GestureDetector(
onTap: () => ref.read(statisticsTabProvider.notifier).set(tab),
child: AnimatedContainer(
duration: const Duration(milliseconds: 200),
padding: const EdgeInsets.symmetric(vertical: 10),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(10),
gradient: active
? const LinearGradient(colors: [Color(0xFFC8956E), Color(0xFFF5D59E)])
: null,
),
child: Center(
child: Text(
text,
style: TextStyle(
fontSize: 14.5,
fontWeight: FontWeight.w600,
color: active ? const Color(0xFF5D4037) : const Color(0xFF8D6E63),
),
),
),
),
),
);
}
// ---- 内容区 ----
Widget _content(WidgetRef ref, AsyncValue<StatisticsResponse> statsAsync) {
return statsAsync.when(
loading: () => const LoadingView(),
error: (e, _) => ErrorView(
message: asApiException(e).message,
onRetry: () => ref.invalidate(statisticsProvider),
),
data: (stats) => Column(
children: [
_summaryCard(stats),
const SizedBox(height: 12),
if (stats.categoryStatistics.isEmpty)
const EmptyView(title: '暂无统计数据', tip: '所选时间范围内还没有账单')
else ...[
CategoryPieCard(stats: stats),
const SizedBox(height: 12),
CategoryRankList(stats: stats),
],
],
),
);
}
// ---- 汇总卡 ----
Widget _summaryCard(StatisticsResponse stats) {
return Container(
padding: const EdgeInsets.symmetric(vertical: 18),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(18),
gradient: const LinearGradient(
colors: [Color(0xFFC8956E), Color(0xFFF5D59E), Color(0xFFFFD700)],
),
boxShadow: [
BoxShadow(
color: const Color(0xFF5D4037).withValues(alpha: 0.18),
blurRadius: 10,
offset: const Offset(0, 4),
),
],
),
child: Row(
children: [
_summaryItem('总收入', stats.totalIncome, const Color(0xFF1B5E20)),
_vDivider(),
_summaryItem('总支出', stats.totalExpense, const Color(0xFFB71C1C)),
_vDivider(),
_summaryItem('余额', stats.balance, const Color(0xFF3E2723)),
],
),
);
}
Widget _summaryItem(String label, double amount, Color color) {
return Expanded(
child: Column(
children: [
Text(
label,
style: const TextStyle(fontSize: 12, color: Color(0xFF4E342E)),
),
const SizedBox(height: 6),
Text(
'¥${formatAmount(amount)}',
style: TextStyle(fontSize: 15, fontWeight: FontWeight.bold, color: color),
),
],
),
);
}
Widget _vDivider() =>
Container(width: 1, height: 26, color: const Color(0xFF5D4037).withValues(alpha: 0.25));
}
lib/pages/statistics/widgets/category_pie_card.dart
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import 'package:flutter/material.dart';
import '../../../models/statistics_response.dart';
import '../../../utils/amount_util.dart';
import '../../../widgets/donut_chart.dart';
/// 支出分类占比环形图卡
class CategoryPieCard extends StatelessWidget {
const CategoryPieCard({super.key, required this.stats});
final StatisticsResponse stats;
@override
Widget build(BuildContext context) {
// 只画支出分类（收入分类在下方排行列表里看）
final items = stats.categoryStatistics
.where((e) => e.isExpense && e.amount > 0)
.toList()
..sort((a, b) => b.amount.compareTo(a.amount));
if (items.isEmpty) return const SizedBox.shrink();
return Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(16),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'支出分类占比',
style: TextStyle(fontSize: 14, fontWeight: FontWeight.w600, color: Color(0xFF5D4037)),
),
const SizedBox(height: 16),
Row(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
DonutChart(
size: 150,
centerSpaceRadius: 48,
slices: items
.asMap()
.entries
.map((e) => DonutSlice(
value: e.value.amount,
color: chartColorAt(e.key),
))
.toList(),
center: Column(
mainAxisSize: MainAxisSize.min,
children: [
const Text('支出', style: TextStyle(fontSize: 11, color: Color(0xFF8D6E63))),
Text(
'¥${formatAmount(stats.totalExpense)}',
style: const TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
color: Color(0xFF5D4037),
),
),
],
),
),
const SizedBox(width: 16),
// 图例最多显示前 6 项，避免色块与名称对不上号
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: items
.take(6)
.toList()
.asMap()
.entries
.map((e) => Padding(
padding: const EdgeInsets.only(bottom: 6),
child: Row(
children: [
Container(
width: 10,
height: 10,
decoration: BoxDecoration(
color: chartColorAt(e.key),
borderRadius: BorderRadius.circular(3),
),
),
const SizedBox(width: 6),
Expanded(
child: Text(
e.value.categoryName,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: const TextStyle(
fontSize: 12,
color: Color(0xFF8D6E63),
),
),
),
Text(
'${percentOf(e.value.amount, stats.totalExpense).toStringAsFixed(1)}%',
style: const TextStyle(
fontSize: 12,
fontWeight: FontWeight.w600,
color: Color(0xFF5D4037),
),
),
],
),
))
.toList(),
),
),
],
),
],
),
);
}
}
lib/pages/statistics/widgets/category_rank_list.dart
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import 'package:flutter/material.dart';
import '../../../models/statistics_response.dart';
import '../../../utils/amount_util.dart';
/// 分类排行：emoji + 名称 + 进度条 + 金额 + 占比
class CategoryRankList extends StatelessWidget {
const CategoryRankList({super.key, required this.stats});
final StatisticsResponse stats;
@override
Widget build(BuildContext context) {
final items = [...stats.categoryStatistics]
..sort((a, b) => b.amount.compareTo(a.amount));
if (items.isEmpty) return const SizedBox.shrink();
return Container(
padding: const EdgeInsets.fromLTRB(16, 16, 16, 6),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(16),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'分类明细',
style: TextStyle(fontSize: 14, fontWeight: FontWeight.w600, color: Color(0xFF5D4037)),
),
const SizedBox(height: 12),
...items.map(_row),
],
),
);
}
Widget _row(CategoryStat item) {
// 分母按行内类型取：支出项用总支出、收入项用总收入
// （uniApp 原版一律用总支出做分母，导致收入项占比显示成百分比 > 100%）
final total = item.isExpense ? stats.totalExpense : stats.totalIncome;
final pct = percentOf(item.amount, total);
final barColor = item.isExpense ? const Color(0xFFC8956E) : const Color(0xFF19BE6B);
return Padding(
padding: const EdgeInsets.only(bottom: 14),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Text(item.categoryIcon, style: const TextStyle(fontSize: 16)),
const SizedBox(width: 8),
Expanded(
child: Text(
item.categoryName,
style: const TextStyle(fontSize: 13.5, color: Color(0xFF5D4037)),
),
),
Text(
'¥${formatAmount(item.amount)}',
style: const TextStyle(
fontSize: 13.5,
fontWeight: FontWeight.bold,
color: Color(0xFF5D4037),
),
),
const SizedBox(width: 8),
SizedBox(
width: 46,
child: Text(
'${pct.toStringAsFixed(1)}%',
textAlign: TextAlign.right,
style: const TextStyle(fontSize: 12, color: Color(0xFF8D6E63)),
),
),
],
),
const SizedBox(height: 6),
ClipRRect(
borderRadius: BorderRadius.circular(4),
child: Stack(
children: [
Container(height: 6, color: const Color(0xFFF5EEE4)),
FractionallySizedBox(
widthFactor: (pct / 100).clamp(0.0, 1.0),
child: Container(
height: 6,
decoration: BoxDecoration(
gradient: LinearGradient(
colors: [barColor, barColor.withValues(alpha: 0.55)],
),
),
),
),
],
),
),
],
),
);
}
}