138 lines
4 KiB
Dart
138 lines
4 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:intl/intl.dart';
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import '../services/invoice_repository.dart';
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class SalesReportScreen extends StatefulWidget {
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const SalesReportScreen({super.key});
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@override
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State<SalesReportScreen> createState() => _SalesReportScreenState();
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}
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class _SalesReportScreenState extends State<SalesReportScreen> {
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final _invoiceRepo = InvoiceRepository();
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int _targetYear = DateTime.now().year;
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Map<String, int> _monthlySales = {};
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int _yearlyTotal = 0;
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bool _isLoading = true;
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@override
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void initState() {
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super.initState();
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_loadData();
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}
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Future<void> _loadData() async {
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setState(() => _isLoading = true);
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final monthly = await _invoiceRepo.getMonthlySales(_targetYear);
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final yearly = await _invoiceRepo.getYearlyTotal(_targetYear);
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setState(() {
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_monthlySales = monthly;
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_yearlyTotal = yearly;
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_isLoading = false;
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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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final fmt = NumberFormat("#,###");
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return Scaffold(
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appBar: AppBar(
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title: const Text("売上・資金管理レポート"),
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backgroundColor: Colors.indigo,
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foregroundColor: Colors.white,
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),
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body: _isLoading
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? const Center(child: CircularProgressIndicator())
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: Column(
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children: [
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_buildYearSelector(),
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_buildYearlySummary(fmt),
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const Divider(height: 1),
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Expanded(child: _buildMonthlyList(fmt)),
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],
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),
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);
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}
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Widget _buildYearSelector() {
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return Container(
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color: Colors.indigo.shade50,
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padding: const EdgeInsets.symmetric(vertical: 8),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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IconButton(
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icon: const Icon(Icons.chevron_left),
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onPressed: () {
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setState(() => _targetYear--);
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_loadData();
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},
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),
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Text(
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"$_targetYear年度",
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style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
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),
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IconButton(
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icon: const Icon(Icons.chevron_right),
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onPressed: () {
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setState(() => _targetYear++);
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_loadData();
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},
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),
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],
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),
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);
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}
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Widget _buildYearlySummary(NumberFormat fmt) {
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return Container(
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width: double.infinity,
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padding: const EdgeInsets.all(24),
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decoration: BoxDecoration(
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color: Colors.indigo.shade900,
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),
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child: Column(
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children: [
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const Text("年間売上合計 (請求確定分)", style: TextStyle(color: Colors.white70)),
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const SizedBox(height: 8),
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Text(
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"￥${fmt.format(_yearlyTotal)}",
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style: const TextStyle(color: Colors.white, fontSize: 32, 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 _buildMonthlyList(NumberFormat fmt) {
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return ListView.builder(
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itemCount: 12,
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itemBuilder: (context, index) {
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final month = (index + 1).toString().padLeft(2, '0');
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final amount = _monthlySales[month] ?? 0;
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final percentage = _yearlyTotal > 0 ? (amount / _yearlyTotal * 100).toStringAsFixed(1) : "0.0";
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return ListTile(
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leading: CircleAvatar(
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backgroundColor: Colors.blueGrey.shade100,
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child: Text("${index + 1}", style: const TextStyle(color: Colors.indigo)),
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),
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title: Text("${index + 1}月の売上"),
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subtitle: amount > 0 ? Text("シェア: $percentage%") : null,
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trailing: Text(
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"￥${fmt.format(amount)}",
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 16,
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color: amount > 0 ? Colors.black87 : Colors.grey,
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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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// FontWeight.bold in Text widget is TextStyle.fontWeight not pw.FontWeight
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// Corrected to FontWeight.bold below in replace or write.
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