570 lines
21 KiB
Dart
570 lines
21 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:uuid/uuid.dart';
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import 'package:intl/intl.dart';
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import '../models/customer_model.dart';
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import '../models/invoice_models.dart';
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import '../services/pdf_generator.dart';
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import '../services/invoice_repository.dart';
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import '../services/customer_repository.dart';
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import 'package:printing/printing.dart';
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import '../services/gps_service.dart';
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import 'customer_picker_modal.dart';
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import 'product_picker_modal.dart';
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import '../models/company_model.dart';
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import '../services/company_repository.dart';
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class InvoiceInputForm extends StatefulWidget {
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final Function(Invoice invoice, String filePath) onInvoiceGenerated;
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const InvoiceInputForm({
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Key? key,
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required this.onInvoiceGenerated,
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}) : super(key: key);
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@override
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State<InvoiceInputForm> createState() => _InvoiceInputFormState();
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}
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class _InvoiceInputFormState extends State<InvoiceInputForm> {
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final _repository = InvoiceRepository();
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Customer? _selectedCustomer;
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final List<InvoiceItem> _items = [];
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double _taxRate = 0.10;
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bool _includeTax = true;
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CompanyInfo? _companyInfo;
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DocumentType _documentType = DocumentType.invoice; // 追加
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DateTime _selectedDate = DateTime.now(); // 追加: 伝票日付
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bool _isDraft = false; // 追加: 下書きモード
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final TextEditingController _subjectController = TextEditingController(); // 追加
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String _status = "取引先と商品を入力してください";
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// 署名用の実験的パス
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List<Offset?> _signaturePath = [];
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@override
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void initState() {
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super.initState();
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_loadInitialData();
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}
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Future<void> _loadInitialData() async {
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_repository.cleanupOrphanedPdfs();
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final customerRepo = CustomerRepository();
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final customers = await customerRepo.getAllCustomers();
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if (customers.isNotEmpty) {
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setState(() => _selectedCustomer = customers.first);
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}
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final companyRepo = CompanyRepository();
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final companyInfo = await companyRepo.getCompanyInfo();
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setState(() {
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_companyInfo = companyInfo;
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_taxRate = companyInfo.defaultTaxRate;
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});
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}
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void _addItem() {
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showModalBottomSheet(
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context: context,
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isScrollControlled: true,
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builder: (context) => ProductPickerModal(
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onItemSelected: (item) {
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setState(() => _items.add(item));
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Navigator.pop(context);
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},
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),
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);
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}
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int get _subTotal => _items.fold(0, (sum, item) => sum + (item.unitPrice * item.quantity));
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int get _tax => _includeTax ? (_subTotal * _taxRate).floor() : 0;
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int get _total => _subTotal + _tax;
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Future<void> _saveInvoice({bool generatePdf = true}) async {
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if (_selectedCustomer == null) {
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text("取引先を選択してください")));
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return;
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}
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if (_items.isEmpty) {
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text("明細を1件以上入力してください")));
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return;
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}
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// GPS情報の取得
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final gpsService = GpsService();
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final pos = await gpsService.getCurrentLocation();
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if (pos != null) {
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await gpsService.logLocation(); // 履歴テーブルにも保存
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}
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final invoice = Invoice(
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customer: _selectedCustomer!,
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date: _selectedDate,
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items: _items,
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taxRate: _includeTax ? _taxRate : 0.0,
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documentType: _documentType,
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customerFormalNameSnapshot: _selectedCustomer!.formalName,
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subject: _subjectController.text.isNotEmpty ? _subjectController.text : null, // 追加
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notes: _includeTax ? "（消費税 ${(_taxRate * 100).toInt()}% 込み）" : "（非課税）",
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latitude: pos?.latitude,
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longitude: pos?.longitude,
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isDraft: _isDraft, // 追加
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);
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if (generatePdf) {
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setState(() => _status = "PDFを生成中...");
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final path = await generateInvoicePdf(invoice);
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if (path != null) {
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final updatedInvoice = invoice.copyWith(filePath: path);
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await _repository.saveInvoice(updatedInvoice);
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widget.onInvoiceGenerated(updatedInvoice, path);
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text("伝票を保存し、PDFを生成しました")));
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}
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} else {
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await _repository.saveInvoice(invoice);
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text("伝票を保存しました（PDF未生成）")));
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Navigator.pop(context); // 入力を閉じる
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}
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}
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void _showPreview() {
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if (_selectedCustomer == null) return;
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final invoice = Invoice(
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customer: _selectedCustomer!,
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date: _selectedDate, // 修正
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items: _items,
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taxRate: _includeTax ? _taxRate : 0.0,
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documentType: _documentType,
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customerFormalNameSnapshot: _selectedCustomer!.formalName,
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notes: _includeTax ? "（消費税 ${(_taxRate * 100).toInt()}% 込み）" : "（非課税）",
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);
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showDialog(
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context: context,
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builder: (context) => Dialog.fullscreen(
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child: Column(
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children: [
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AppBar(
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title: Text("${invoice.documentTypeName}プレビュー"),
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leading: IconButton(icon: const Icon(Icons.close), onPressed: () => Navigator.pop(context)),
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),
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Expanded(
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child: PdfPreview(
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build: (format) async {
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// PdfGeneratorを少しリファクタして pw.Document を返す関数に分離することも可能だが
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// ここでは generateInvoicePdf の中身を模したバイト生成を行う
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// (もしくは generateInvoicePdf のシグネチャを変えてバイトを返すようにする)
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// 簡易化のため、一時ファイルを作ってそれを読み込むか、Generatorを修正する
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// 今回は Generator に pw.Document を生成する内部関数を作る
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final pdfDoc = await buildInvoiceDocument(invoice);
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return pdfDoc.save();
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},
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allowPrinting: false,
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allowSharing: false,
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canChangePageFormat: false,
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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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@override
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Widget build(BuildContext context) {
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final fmt = NumberFormat("#,###");
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final themeColor = _isDraft ? Colors.blueGrey.shade800 : Colors.white;
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final textColor = _isDraft ? Colors.white : Colors.black87;
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return Scaffold(
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backgroundColor: themeColor,
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appBar: AppBar(
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leading: const BackButton(),
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title: Text(_isDraft ? "伝票作成 (下書きモード)" : "販売アシスト1号 V1.5.03"),
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backgroundColor: _isDraft ? Colors.black87 : Colors.blueGrey,
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),
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body: Column(
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children: [
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Expanded(
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child: SingleChildScrollView(
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padding: const EdgeInsets.all(16.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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_buildDraftToggle(), // 追加
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const SizedBox(height: 16),
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_buildDocumentTypeSection(),
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const SizedBox(height: 16),
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_buildDateSection(),
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const SizedBox(height: 16),
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_buildCustomerSection(),
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const SizedBox(height: 16),
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_buildSubjectSection(textColor), // 追加
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const SizedBox(height: 20),
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_buildItemsSection(fmt),
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const SizedBox(height: 20),
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_buildExperimentalSection(),
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const SizedBox(height: 20),
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_buildSummarySection(fmt),
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const SizedBox(height: 20),
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_buildSignatureSection(),
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],
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),
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),
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),
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_buildBottomActionBar(),
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],
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),
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);
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}
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Widget _buildDocumentTypeSection() {
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return Container(
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padding: const EdgeInsets.all(4),
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decoration: BoxDecoration(
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color: Colors.grey.shade200,
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borderRadius: BorderRadius.circular(12),
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),
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child: Row(
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children: DocumentType.values.map((type) {
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final isSelected = _documentType == type;
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String label = "";
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IconData icon = Icons.description;
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switch (type) {
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case DocumentType.estimation: label = "見積"; icon = Icons.article_outlined; break;
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case DocumentType.delivery: label = "納品"; icon = Icons.local_shipping_outlined; break;
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case DocumentType.invoice: label = "請求"; icon = Icons.receipt_long_outlined; break;
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case DocumentType.receipt: label = "領収"; icon = Icons.payments_outlined; break;
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}
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return Expanded(
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child: InkWell(
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onTap: () => setState(() => _documentType = type),
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child: Container(
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padding: const EdgeInsets.symmetric(vertical: 10),
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decoration: BoxDecoration(
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color: isSelected ? Colors.indigo : Colors.transparent,
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borderRadius: BorderRadius.circular(8),
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),
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child: Column(
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children: [
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Icon(icon, color: isSelected ? Colors.white : Colors.grey.shade600, size: 20),
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Text(label, style: TextStyle(
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color: isSelected ? Colors.white : Colors.grey.shade600,
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fontSize: 12,
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fontWeight: isSelected ? FontWeight.bold : FontWeight.normal,
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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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}).toList(),
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),
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);
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}
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Widget _buildDateSection() {
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final fmt = DateFormat('yyyy年MM月dd日');
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return Card(
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elevation: 0,
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color: Colors.blueGrey.shade50,
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
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child: ListTile(
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leading: const Icon(Icons.calendar_today, color: Colors.blueGrey),
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title: Text("伝票日付: ${fmt.format(_selectedDate)}", style: const TextStyle(fontWeight: FontWeight.bold)),
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subtitle: const Text("タップして日付を変更"),
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trailing: const Icon(Icons.edit, size: 20),
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onTap: () async {
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final picked = await showDatePicker(
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context: context,
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initialDate: _selectedDate,
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firstDate: DateTime(2020),
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lastDate: DateTime.now().add(const Duration(days: 365)),
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);
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if (picked != null) {
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setState(() => _selectedDate = picked);
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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 _buildCustomerSection() {
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return Card(
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elevation: 0,
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color: Colors.blueGrey.shade50,
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
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child: ListTile(
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leading: const Icon(Icons.business, color: Colors.blueGrey),
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title: Text(_selectedCustomer?.formalName ?? "取引先を選択してください",
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style: TextStyle(color: _selectedCustomer == null ? Colors.grey : Colors.black87, fontWeight: FontWeight.bold)),
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subtitle: const Text("請求先マスターから選択"),
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trailing: const Icon(Icons.chevron_right),
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onTap: () async {
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await showModalBottomSheet(
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context: context,
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isScrollControlled: true,
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builder: (context) => FractionallySizedBox(
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heightFactor: 0.9,
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child: CustomerPickerModal(onCustomerSelected: (c) {
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setState(() => _selectedCustomer = c);
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Navigator.pop(context);
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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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Widget _buildItemsSection(NumberFormat fmt) {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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const Text("明細項目", style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold)),
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TextButton.icon(onPressed: _addItem, icon: const Icon(Icons.add), label: const Text("追加")),
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],
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),
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if (_items.isEmpty)
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const Padding(
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padding: EdgeInsets.symmetric(vertical: 20),
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child: Center(child: Text("商品が追加されていません", style: TextStyle(color: Colors.grey))),
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)
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else
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..._items.asMap().entries.map((entry) {
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final idx = entry.key;
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final item = entry.value;
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return Card(
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margin: const EdgeInsets.only(bottom: 8),
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child: ListTile(
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title: Text(item.description),
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subtitle: Text("￥${fmt.format(item.unitPrice)} x ${item.quantity}"),
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trailing: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text("￥${fmt.format(item.unitPrice * item.quantity)}", style: const TextStyle(fontWeight: FontWeight.bold)),
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IconButton(
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icon: const Icon(Icons.remove_circle_outline, color: Colors.redAccent),
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onPressed: () => setState(() => _items.removeAt(idx)),
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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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);
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}
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Widget _buildExperimentalSection() {
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return Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(color: Colors.orange.shade50, borderRadius: BorderRadius.circular(12)),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text("実験的オプション", style: TextStyle(fontWeight: FontWeight.bold, color: Colors.orange)),
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const SizedBox(height: 8),
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Row(
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children: [
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const Text("消費税: "),
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ChoiceChip(
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label: const Text("10%"),
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selected: _taxRate == 0.10,
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onSelected: (val) => setState(() => _taxRate = 0.10),
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),
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const SizedBox(width: 8),
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ChoiceChip(
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label: const Text("8%"),
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selected: _taxRate == 0.08,
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onSelected: (val) => setState(() => _taxRate = 0.08),
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),
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const Spacer(),
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Switch(
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value: _includeTax,
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onChanged: (val) => setState(() => _includeTax = val),
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),
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Text(_includeTax ? "税込表示" : "非課税"),
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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 _buildSummarySection(NumberFormat fmt) {
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return Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(color: Colors.indigo.shade900, borderRadius: BorderRadius.circular(12)),
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child: Column(
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children: [
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_buildSummaryRow("小計 (税抜)", "￥${fmt.format(_subTotal)}", Colors.white70),
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if (_companyInfo?.taxDisplayMode == 'normal')
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_buildSummaryRow("消費税 (${(_taxRate * 100).toInt()}%)", "￥${fmt.format(_tax)}", Colors.white70),
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if (_companyInfo?.taxDisplayMode == 'text_only')
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_buildSummaryRow("消費税", "(税別)", Colors.white70),
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const Divider(color: Colors.white24),
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_buildSummaryRow("合計金額", "￥${fmt.format(_total)}", Colors.white, fontSize: 24),
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],
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),
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);
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}
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Widget _buildSummaryRow(String label, String value, Color color, {double fontSize = 16}) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 4),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text(label, style: TextStyle(color: color, fontSize: fontSize)),
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Text(value, style: TextStyle(color: color, fontSize: fontSize, fontWeight: FontWeight.bold)),
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],
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),
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);
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}
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Widget _buildSignatureSection() {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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const Text("手書き署名 (実験的)", style: TextStyle(fontWeight: FontWeight.bold)),
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TextButton(onPressed: () => setState(() => _signaturePath.clear()), child: const Text("クリア")),
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],
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),
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Container(
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height: 150,
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width: double.infinity,
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decoration: BoxDecoration(
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color: Colors.white,
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border: Border.all(color: Colors.grey.shade300),
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borderRadius: BorderRadius.circular(8),
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),
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child: GestureDetector(
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onPanUpdate: (details) {
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setState(() {
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RenderBox renderBox = context.findRenderObject() as RenderBox;
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_signaturePath.add(renderBox.globalToLocal(details.globalPosition));
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});
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},
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onPanEnd: (details) => _signaturePath.add(null),
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child: CustomPaint(
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painter: SignaturePainter(_signaturePath),
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size: Size.infinite,
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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 _buildBottomActionBar() {
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return Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 20),
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decoration: BoxDecoration(
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color: Colors.white,
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boxShadow: [BoxShadow(color: Colors.black12, blurRadius: 10, offset: const Offset(0, -5))],
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),
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child: SafeArea(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Row(
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children: [
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Expanded(
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child: OutlinedButton.icon(
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onPressed: _showPreview,
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icon: const Icon(Icons.remove_red_eye),
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label: const Text("仮表示"),
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style: OutlinedButton.styleFrom(
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padding: const EdgeInsets.symmetric(vertical: 16),
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side: const BorderSide(color: Colors.indigo),
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),
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),
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),
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const SizedBox(width: 8),
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Expanded(
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child: ElevatedButton.icon(
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onPressed: () => _saveInvoice(generatePdf: false),
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icon: const Icon(Icons.save),
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||
label: const Text("保存のみ"),
|
||
style: ElevatedButton.styleFrom(
|
||
backgroundColor: Colors.blueGrey,
|
||
foregroundColor: Colors.white,
|
||
padding: const EdgeInsets.symmetric(vertical: 16),
|
||
),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
const SizedBox(height: 8),
|
||
ElevatedButton.icon(
|
||
onPressed: () => _saveInvoice(generatePdf: true),
|
||
icon: const Icon(Icons.picture_as_pdf),
|
||
label: const Text("確定してPDF生成"),
|
||
style: ElevatedButton.styleFrom(
|
||
minimumSize: const Size(double.infinity, 56),
|
||
backgroundColor: Colors.indigo,
|
||
foregroundColor: Colors.white,
|
||
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
);
|
||
}
|
||
|
||
Widget _buildDraftToggle() {
|
||
// ... (existing code omitted for brevity but I'll provide the new method below it)
|
||
}
|
||
|
||
Widget _buildSubjectSection(Color textColor) {
|
||
return Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Text("案件名 / 件名", style: TextStyle(fontWeight: FontWeight.bold, color: textColor)),
|
||
const SizedBox(height: 8),
|
||
TextField(
|
||
controller: _subjectController,
|
||
style: TextStyle(color: textColor),
|
||
decoration: InputDecoration(
|
||
hintText: "例：事務所改修工事 / 〇〇月分リース料",
|
||
hintStyle: TextStyle(color: textColor.withOpacity(0.5)),
|
||
filled: true,
|
||
fillColor: _isDraft ? Colors.white12 : Colors.grey.shade100,
|
||
border: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide.none),
|
||
contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
|
||
),
|
||
),
|
||
],
|
||
);
|
||
}
|
||
}
|
||
|
||
class SignaturePainter extends CustomPainter {
|
||
final List<Offset?> points;
|
||
SignaturePainter(this.points);
|
||
|
||
@override
|
||
void paint(Canvas canvas, Size size) {
|
||
Paint paint = Paint()
|
||
..color = Colors.black
|
||
..strokeCap = StrokeCap.round
|
||
..strokeWidth = 3.0;
|
||
|
||
for (int i = 0; i < points.length - 1; i++) {
|
||
if (points[i] != null && points[i + 1] != null) {
|
||
canvas.drawLine(points[i]!, points[i + 1]!, paint);
|
||
}
|
||
}
|
||
}
|
||
|
||
@override
|
||
bool shouldRepaint(SignaturePainter oldDelegate) => true;
|
||
}
|