611 lines
23 KiB
Dart
611 lines
23 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 '../widgets/invoice_pdf_preview_page.dart';
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import 'invoice_detail_page.dart';
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import '../services/gps_service.dart';
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import 'customer_picker_modal.dart';
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import 'customer_master_screen.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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final Invoice? existingInvoice; // 追加: 編集時の既存伝票
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const InvoiceInputForm({
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Key? key,
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required this.onInvoiceGenerated,
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this.existingInvoice, // 追加
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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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final InvoiceRepository _invoiceRepo = 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 = false;
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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 = true; // デフォルトは下書き
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final TextEditingController _subjectController = TextEditingController(); // 追加
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bool _isSaving = false; // 保存中フラグ
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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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// 既存伝票がある場合は初期値を上書き
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if (widget.existingInvoice != null) {
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final inv = widget.existingInvoice!;
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_selectedCustomer = inv.customer;
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_items.addAll(inv.items);
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_taxRate = inv.taxRate;
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_includeTax = inv.taxRate > 0;
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_documentType = inv.documentType;
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_selectedDate = inv.date;
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_isDraft = inv.isDraft;
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if (inv.subject != null) _subjectController.text = inv.subject!;
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} else {
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_taxRate = 0;
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_includeTax = false;
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_isDraft = true;
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}
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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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id: widget.existingInvoice?.id, // 既存IDがあれば引き継ぐ
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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）" : null,
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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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setState(() => _isSaving = true);
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try {
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// PDF生成有無に関わらず、まずは保存
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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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if (mounted) widget.onInvoiceGenerated(updatedInvoice, path);
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if (mounted) 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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} else {
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if (mounted) ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text("PDF生成に失敗しました")));
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}
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} else {
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await _repository.saveInvoice(invoice);
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if (mounted) 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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if (mounted) Navigator.pop(context);
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}
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text('保存に失敗しました: $e')));
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}
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} finally {
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if (mounted) setState(() => _isSaving = false);
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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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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => InvoicePdfPreviewPage(
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invoice: invoice,
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isUnlocked: true,
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isLocked: false,
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allowFormalIssue: widget.existingInvoice != null && !(widget.existingInvoice?.isLocked ?? false),
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onFormalIssue: (widget.existingInvoice != null)
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? () async {
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final promoted = invoice.copyWith(isDraft: false);
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await _invoiceRepo.saveInvoice(promoted);
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final newPath = await generateInvoicePdf(promoted);
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final saved = newPath != null ? promoted.copyWith(filePath: newPath) : promoted;
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await _invoiceRepo.saveInvoice(saved);
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if (!mounted) return false;
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Navigator.pop(context); // close preview
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Navigator.pop(context); // exit edit screen
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await Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => InvoiceDetailPage(
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invoice: saved,
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isUnlocked: true,
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),
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),
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);
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return true;
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}
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: null,
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showShare: false,
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showEmail: false,
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showPrint: false,
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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 = Colors.white;
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final textColor = Colors.black87;
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final bottomInset = MediaQuery.of(context).viewInsets.bottom;
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return Scaffold(
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backgroundColor: themeColor,
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resizeToAvoidBottomInset: true,
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appBar: AppBar(
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leading: const BackButton(),
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title: const Text("販売アシスト1号 V1.5.08"),
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),
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body: Stack(
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children: [
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AnimatedPadding(
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duration: const Duration(milliseconds: 200),
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padding: EdgeInsets.only(bottom: bottomInset),
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child: InteractiveViewer(
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panEnabled: false,
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minScale: 0.8,
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maxScale: 2.5,
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clipBehavior: Clip.none,
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child: Column(
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children: [
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Expanded(
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child: SingleChildScrollView(
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padding: EdgeInsets.fromLTRB(16, 16, 16, 140 + bottomInset),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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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),
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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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_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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if (_isSaving)
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Container(
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color: Colors.black54,
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child: const Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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CircularProgressIndicator(color: Colors.white),
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SizedBox(height: 16),
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Text("保存中...", style: TextStyle(color: Colors.white, fontSize: 16, 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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),
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);
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}
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Widget _buildDateSection() {
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final fmt = DateFormat('yyyy/MM/dd');
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return GestureDetector(
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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(2000),
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lastDate: DateTime(2100),
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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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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
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decoration: BoxDecoration(
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color: Colors.grey.shade100,
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: Colors.grey.shade300),
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),
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child: Row(
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children: [
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const Icon(Icons.calendar_today, size: 18, color: Colors.indigo),
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const SizedBox(width: 8),
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Text("伝票日付: ${fmt.format(_selectedDate)}", style: const TextStyle(fontWeight: FontWeight.bold)),
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const Spacer(),
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const Icon(Icons.chevron_right, size: 18, color: Colors.indigo),
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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("顧客マスターから選択"), // 修正
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trailing: const Icon(Icons.chevron_right),
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onTap: () async {
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final Customer? picked = await Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => CustomerMasterScreen(selectionMode: true),
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fullscreenDialog: true,
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),
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);
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if (picked != null) {
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setState(() => _selectedCustomer = 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 _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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ReorderableListView.builder(
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shrinkWrap: true,
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physics: const NeverScrollableScrollPhysics(),
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itemCount: _items.length,
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onReorder: (oldIndex, newIndex) {
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setState(() {
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if (newIndex > oldIndex) newIndex -= 1;
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final item = _items.removeAt(oldIndex);
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_items.insert(newIndex, item);
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});
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},
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buildDefaultDragHandles: false,
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itemBuilder: (context, idx) {
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final item = _items[idx];
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return ReorderableDelayedDragStartListener(
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key: ValueKey('item_${idx}_${item.description}'),
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index: idx,
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child: Card(
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margin: const EdgeInsets.only(bottom: 8),
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child: ListTile(
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title: Text(item.description),
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subtitle: Text("￥${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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const SizedBox(width: 8),
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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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tooltip: "削除",
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),
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],
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),
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onTap: () {
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// 簡易編集ダイアログ
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final descCtrl = TextEditingController(text: item.description);
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final qtyCtrl = TextEditingController(text: item.quantity.toString());
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final priceCtrl = TextEditingController(text: item.unitPrice.toString());
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showDialog(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text("明細の編集"),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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TextField(controller: descCtrl, decoration: const InputDecoration(labelText: "品名 / 項目")),
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TextField(controller: qtyCtrl, decoration: const InputDecoration(labelText: "数量"), keyboardType: TextInputType.number),
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TextField(controller: priceCtrl, decoration: const InputDecoration(labelText: "単価"), keyboardType: TextInputType.number),
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],
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),
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actions: [
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TextButton.icon(
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icon: const Icon(Icons.search, size: 18),
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label: const Text("マスター参照"),
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onPressed: () {
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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: (selected) {
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descCtrl.text = selected.description;
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priceCtrl.text = selected.unitPrice.toString();
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Navigator.pop(context); // close picker
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},
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),
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);
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},
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),
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TextButton(onPressed: () => Navigator.pop(context), child: const Text("キャンセル")),
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ElevatedButton(
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onPressed: () {
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setState(() {
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_items[idx] = item.copyWith(
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description: descCtrl.text,
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quantity: int.tryParse(qtyCtrl.text) ?? item.quantity,
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unitPrice: int.tryParse(priceCtrl.text) ?? item.unitPrice,
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);
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});
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Navigator.pop(context);
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},
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child: const Text("更新"),
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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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),
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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", "￥${fmt.format(_subTotal)}", Colors.white70),
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const Divider(color: Colors.white24),
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_buildSummaryRow("合計金額", "￥${fmt.format(_subTotal)}", 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),
|
||
borderRadius: BorderRadius.circular(8),
|
||
),
|
||
child: GestureDetector(
|
||
onPanUpdate: (details) {
|
||
setState(() {
|
||
RenderBox renderBox = context.findRenderObject() as RenderBox;
|
||
_signaturePath.add(renderBox.globalToLocal(details.globalPosition));
|
||
});
|
||
},
|
||
onPanEnd: (details) => _signaturePath.add(null),
|
||
child: CustomPaint(
|
||
painter: SignaturePainter(_signaturePath),
|
||
size: Size.infinite,
|
||
),
|
||
),
|
||
),
|
||
],
|
||
);
|
||
}
|
||
|
||
Widget _buildBottomActionBar() {
|
||
return Container(
|
||
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 20),
|
||
decoration: BoxDecoration(
|
||
color: Colors.white,
|
||
boxShadow: [BoxShadow(color: Colors.black12, blurRadius: 10, offset: const Offset(0, -5))],
|
||
),
|
||
child: SafeArea(
|
||
child: Column(
|
||
mainAxisSize: MainAxisSize.min,
|
||
children: [
|
||
Row(
|
||
children: [
|
||
Expanded(
|
||
child: OutlinedButton.icon(
|
||
onPressed: _items.isEmpty ? null : _showPreview,
|
||
icon: const Icon(Icons.picture_as_pdf), // アイコン変更
|
||
label: const Text("PDFプレビュー"), // 名称変更
|
||
style: OutlinedButton.styleFrom(
|
||
padding: const EdgeInsets.symmetric(vertical: 16),
|
||
side: const BorderSide(color: Colors.indigo),
|
||
),
|
||
),
|
||
),
|
||
const SizedBox(width: 8),
|
||
Expanded(
|
||
child: ElevatedButton.icon(
|
||
onPressed: () => _saveInvoice(generatePdf: false),
|
||
icon: const Icon(Icons.save),
|
||
label: const Text("保存"),
|
||
style: ElevatedButton.styleFrom(
|
||
backgroundColor: Colors.indigo,
|
||
foregroundColor: Colors.white,
|
||
padding: const EdgeInsets.symmetric(vertical: 16),
|
||
),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
],
|
||
),
|
||
),
|
||
);
|
||
}
|
||
|
||
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;
|
||
}
|