122 lines
3.3 KiB
Dart
122 lines
3.3 KiB
Dart
import 'package:flutter/material.dart';
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import '../models/record.dart';
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import '../services/database_service.dart';
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import '../widgets/statistics/view_selector.dart';
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import '../widgets/statistics/monthly_overview.dart';
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import '../widgets/statistics/daily_chart.dart';
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import '../widgets/statistics/category_chart.dart';
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import '../widgets/statistics/daily_report.dart';
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class StatisticsPage extends StatefulWidget {
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const StatisticsPage({Key? key}) : super(key: key);
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@override
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State<StatisticsPage> createState() => _StatisticsPageState();
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}
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class _StatisticsPageState extends State<StatisticsPage> {
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final _dbService = DatabaseService();
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bool _isMonthView = true; // true为月视图，false为年视图
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DateTime _selectedDate = DateTime.now();
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List<Record> _records = [];
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@override
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void initState() {
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super.initState();
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_loadRecords();
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}
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/// 加载记录数据
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Future<void> _loadRecords() async {
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DateTime startDate;
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DateTime endDate;
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if (_isMonthView) {
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startDate = DateTime(_selectedDate.year, _selectedDate.month, 1);
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endDate = DateTime(_selectedDate.year, _selectedDate.month + 1, 0, 23, 59, 59);
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} else {
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startDate = DateTime(_selectedDate.year, 1, 1);
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endDate = DateTime(_selectedDate.year, 12, 31, 23, 59, 59);
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}
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final records = await _dbService.getRecordsByDateRange(startDate, endDate);
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setState(() => _records = records);
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: const Text('统计'),
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),
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body: Column(
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children: [
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// 视图选择器
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ViewSelector(
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isMonthView: _isMonthView,
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selectedDate: _selectedDate,
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onViewChanged: (isMonth) {
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setState(() {
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_isMonthView = isMonth;
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_loadRecords();
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});
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},
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onDateChanged: (date) {
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setState(() {
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_selectedDate = date;
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_loadRecords();
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});
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},
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),
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// 数据详情
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Expanded(
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child: _isMonthView ? _buildMonthView() : _buildYearView(),
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),
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],
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),
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);
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}
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/// 构建月视图
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Widget _buildMonthView() {
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if (_records.isEmpty) {
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return const Center(
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child: Text('暂无数据'),
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);
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}
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return SingleChildScrollView(
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padding: const EdgeInsets.all(16),
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child: Column(
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children: [
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// 月度总览
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MonthlyOverview(records: _records),
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const SizedBox(height: 16),
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// 每日统计图表
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if (_hasValidRecords) ...[
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DailyChart(records: _records),
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const SizedBox(height: 16),
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],
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// 分类统计图表
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if (_hasValidRecords) ...[
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CategoryChart(records: _records),
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const SizedBox(height: 16),
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],
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// 日报表
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if (_hasValidRecords)
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DailyReport(records: _records),
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],
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),
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);
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}
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/// 构建年视图
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Widget _buildYearView() {
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return const Center(
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child: Text('年度统计功能开发中...'),
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);
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}
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/// 检查是否有有效记录
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bool get _hasValidRecords => _records.isNotEmpty;
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} |