h-1.flutter.0/lib/screens/invoice_history_screen.dart

333 lines
14 KiB
Dart

import 'package:flutter/material.dart';
import 'package:intl/intl.dart';
import '../models/invoice_models.dart';
import '../models/customer_model.dart';
import '../services/invoice_repository.dart';
import '../services/customer_repository.dart';
import 'invoice_detail_page.dart';
import 'management_screen.dart';
import 'company_info_screen.dart';
import '../widgets/slide_to_unlock.dart';
import '../main.dart'; // InvoiceFlowScreen 用
import 'package:package_info_plus/package_info_plus.dart';
class InvoiceHistoryScreen extends StatefulWidget {
const InvoiceHistoryScreen({Key? key}) : super(key: key);
@override
State<InvoiceHistoryScreen> createState() => _InvoiceHistoryScreenState();
}
class _InvoiceHistoryScreenState extends State<InvoiceHistoryScreen> {
final InvoiceRepository _invoiceRepo = InvoiceRepository();
final CustomerRepository _customerRepo = CustomerRepository();
List<Invoice> _invoices = [];
List<Invoice> _filteredInvoices = [];
bool _isLoading = true;
bool _isUnlocked = false; // 保護解除フラグ
String _searchQuery = "";
String _sortBy = "date"; // "date", "amount", "customer"
DateTime? _startDate;
DateTime? _endDate;
String _appVersion = "1.0.0";
@override
void initState() {
super.initState();
_loadData();
_loadVersion();
}
Future<void> _loadVersion() async {
final packageInfo = await PackageInfo.fromPlatform();
setState(() {
_appVersion = packageInfo.version;
});
}
Future<void> _loadData() async {
setState(() => _isLoading = true);
final customers = await _customerRepo.getAllCustomers();
final invoices = await _invoiceRepo.getAllInvoices(customers);
setState(() {
_invoices = invoices;
_applyFilterAndSort();
_isLoading = false;
});
}
void _applyFilterAndSort() {
setState(() {
_filteredInvoices = _invoices.where((inv) {
final query = _searchQuery.toLowerCase();
final matchesQuery = inv.customerNameForDisplay.toLowerCase().contains(query) ||
inv.invoiceNumber.toLowerCase().contains(query) ||
(inv.notes?.toLowerCase().contains(query) ?? false);
bool matchesDate = true;
if (_startDate != null && inv.date.isBefore(_startDate!)) matchesDate = false;
if (_endDate != null && inv.date.isAfter(_endDate!.add(const Duration(days: 1)))) matchesDate = false;
return matchesQuery && matchesDate;
}).toList();
if (_sortBy == "date") {
_filteredInvoices.sort((a, b) => b.date.compareTo(a.date));
} else if (_sortBy == "amount") {
_filteredInvoices.sort((a, b) => b.totalAmount.compareTo(a.totalAmount));
} else if (_sortBy == "customer") {
_filteredInvoices.sort((a, b) => a.customerNameForDisplay.compareTo(b.customerNameForDisplay));
}
});
}
void _toggleUnlock() {
setState(() {
_isUnlocked = !_isUnlocked;
});
if (!_isUnlocked) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text("編集プロテクトを有効にしました")),
);
}
}
@override
Widget build(BuildContext context) {
final amountFormatter = NumberFormat("#,###");
final dateFormatter = DateFormat('yyyy/MM/dd');
return Scaffold(
appBar: AppBar(
// leading removed
title: GestureDetector(
onLongPress: () {
Navigator.push(
context,
MaterialPageRoute(builder: (context) => const CompanyInfoScreen()),
).then((_) => _loadData());
},
child: Text("伝票マスター v$_appVersion"),
),
backgroundColor: _isUnlocked ? Colors.blueGrey : Colors.blueGrey.shade800,
actions: [
if (_isUnlocked)
IconButton(
icon: const Icon(Icons.lock_open, color: Colors.orangeAccent),
onPressed: _toggleUnlock,
tooltip: "再度プロテクトする",
),
IconButton(
icon: const Icon(Icons.sort),
onPressed: () {
showMenu<String>(
context: context,
position: const RelativeRect.fromLTRB(100, 80, 0, 0),
items: [
const PopupMenuItem(value: "date", child: Text("日付順")),
const PopupMenuItem(value: "amount", child: Text("金額順")),
const PopupMenuItem(value: "customer", child: Text("顧客名順")),
],
).then((val) {
if (val != null) {
setState(() => _sortBy = val);
_applyFilterAndSort();
}
});
},
tooltip: "ソート切り替え",
),
IconButton(
icon: const Icon(Icons.refresh),
onPressed: _loadData,
),
],
bottom: PreferredSize(
preferredSize: const Size.fromHeight(60),
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8.0),
child: TextField(
decoration: InputDecoration(
hintText: "検索 (顧客名、伝票番号...)",
prefixIcon: const Icon(Icons.search),
filled: true,
fillColor: Colors.white,
border: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide.none),
isDense: true,
),
onChanged: (val) {
_searchQuery = val;
_applyFilterAndSort();
},
),
),
),
),
drawer: Drawer(
child: ListView(
padding: EdgeInsets.zero,
children: [
const DrawerHeader(
decoration: BoxDecoration(color: Colors.blueGrey),
child: Text("販売アシスト1号", style: TextStyle(color: Colors.white, fontSize: 24)),
),
ListTile(
leading: const Icon(Icons.history),
title: const Text("伝票マスター一覧"),
onTap: () => Navigator.pop(context),
),
ListTile(
leading: const Icon(Icons.add_task),
title: const Text("新規伝票作成"),
onTap: () {
Navigator.pop(context);
Navigator.push(
context,
MaterialPageRoute(builder: (context) => InvoiceFlowScreen(onComplete: _loadData)),
);
},
),
const Divider(),
ListTile(
leading: const Icon(Icons.admin_panel_settings),
title: const Text("マスター管理・同期"),
onTap: () {
Navigator.pop(context);
Navigator.push(
context,
MaterialPageRoute(builder: (context) => const ManagementScreen()),
);
},
),
],
),
),
body: Column(
children: [
Padding(
padding: const EdgeInsets.all(16.0),
child: SlideToUnlock(
isLocked: !_isUnlocked,
onUnlocked: _toggleUnlock,
text: "スライドでロック解除",
),
),
Expanded(
child: _isLoading
? const Center(child: CircularProgressIndicator())
: _filteredInvoices.isEmpty
? Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Icon(Icons.folder_open, size: 64, color: Colors.grey),
const SizedBox(height: 16),
Text(_searchQuery.isEmpty ? "保存された伝票がありません" : "該当する伝票が見つかりません"),
],
),
)
: ListView.builder(
padding: const EdgeInsets.only(bottom: 100), // キーボードやFAB考慮
itemCount: _filteredInvoices.length,
itemBuilder: (context, index) {
final invoice = _filteredInvoices[index];
return ListTile(
tileColor: invoice.isDraft ? Colors.orange.shade50 : null, // 下書きは背景色を変更
leading: CircleAvatar(
backgroundColor: invoice.isDraft
? Colors.orange.shade100
: (_isUnlocked ? Colors.indigo.shade100 : Colors.grey.shade200),
child: Icon(
invoice.isDraft ? Icons.edit_note : Icons.description_outlined,
color: invoice.isDraft
? Colors.orange
: (_isUnlocked ? Colors.indigo : Colors.grey),
),
),
title: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(invoice.customerNameForDisplay, style: const TextStyle(fontWeight: FontWeight.bold)),
if (invoice.subject?.isNotEmpty ?? false)
Text(
invoice.subject!,
style: TextStyle(fontSize: 13, color: Colors.indigo.shade700, fontWeight: FontWeight.normal),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
],
),
subtitle: Text("${dateFormatter.format(invoice.date)} - ${invoice.invoiceNumber}"),
trailing: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.end,
children: [
Text("${amountFormatter.format(invoice.totalAmount)}",
style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 13)),
if (invoice.isSynced)
const Icon(Icons.sync, size: 16, color: Colors.green)
else
const Icon(Icons.sync_disabled, size: 16, color: Colors.orange),
],
),
onTap: () async {
await Navigator.push(
context,
MaterialPageRoute(
builder: (context) => InvoiceDetailPage(
invoice: invoice,
isUnlocked: _isUnlocked, // 状態を渡す
),
),
);
_loadData();
},
onLongPress: () async {
if (!_isUnlocked) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text("削除するにはアンロックが必要です")),
);
return;
}
final confirm = await showDialog<bool>(
context: context,
builder: (context) => AlertDialog(
title: const Text("伝票の削除"),
content: Text("${invoice.customerNameForDisplay}」の伝票(${invoice.invoiceNumber})を削除しますか?\nこの操作は取り消せません。"),
actions: [
TextButton(onPressed: () => Navigator.pop(context, false), child: const Text("キャンセル")),
TextButton(
onPressed: () => Navigator.pop(context, true),
child: const Text("削除", style: TextStyle(color: Colors.red)),
),
],
),
);
if (confirm == true) {
await _invoiceRepo.deleteInvoice(invoice.id);
_loadData();
}
},
);
},
),
),
],
),
floatingActionButton: FloatingActionButton.extended(
onPressed: () async {
await Navigator.push(
context,
MaterialPageRoute(
builder: (context) => InvoiceFlowScreen(onComplete: _loadData),
),
);
_loadData();
},
label: const Text("新規伝票作成"),
icon: const Icon(Icons.add),
backgroundColor: Colors.indigo,
),
);
}
}