254 lines
8 KiB
Dart
254 lines
8 KiB
Dart
// lib/screens/invoice_input_screen.dart
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import 'package:flutter/material.dart';
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import 'package:flutter_contacts/flutter_contacts.dart';
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import '../models/invoice_models.dart';
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import '../services/pdf_generator.dart';
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/// 請求書の初期入力（ヘッダー部分）を管理するウィジェット
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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 _clientController = TextEditingController(text: "佐々木製作所");
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final _amountController = TextEditingController(text: "250000");
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String _status = "取引先と基本金額を入力してPDFを生成してください";
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@override
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void dispose() {
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_clientController.dispose();
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_amountController.dispose();
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super.dispose();
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}
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// 連絡先を選択する処理
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Future<void> _pickContact() async {
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setState(() => _status = "連絡先をスキャン中...");
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try {
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if (await FlutterContacts.requestPermission(readonly: true)) {
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final List<Contact> contacts = await FlutterContacts.getContacts(
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withProperties: false,
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withThumbnail: false,
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);
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if (!mounted) return;
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if (contacts.isEmpty) {
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setState(() => _status = "連絡先が空、または取得できませんでした。");
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return;
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}
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contacts.sort((a, b) => a.displayName.compareTo(b.displayName));
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final Contact? selected = await showModalBottomSheet<Contact>(
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context: context,
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isScrollControlled: true,
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builder: (BuildContext modalContext) => FractionallySizedBox(
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heightFactor: 0.8,
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child: ContactPickerModal(
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contacts: contacts,
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onContactSelected: (selectedContact) {
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Navigator.pop(modalContext, selectedContact);
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},
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),
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),
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);
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if (selected != null) {
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setState(() {
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_clientController.text = selected.displayName;
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_status = "「${selected.displayName}」をセットしました";
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});
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}
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} else {
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setState(() => _status = "電話帳の権限が拒否されています。");
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}
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} catch (e) {
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setState(() => _status = "エラーが発生しました: $e");
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}
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}
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// 初期PDFを生成して保存する処理（ここから詳細ページへ遷移する）
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Future<void> _handleInitialGenerate() async {
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final clientName = _clientController.text.trim();
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final unitPrice = int.tryParse(_amountController.text) ?? 0;
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if (clientName.isEmpty) {
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setState(() => _status = "取引先名を入力してください");
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return;
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}
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// 初期の1行明細を作成
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final initialItems = [
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InvoiceItem(
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description: "ご請求分",
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quantity: 1,
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unitPrice: unitPrice,
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)
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];
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final invoice = Invoice(
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clientName: clientName,
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date: DateTime.now(),
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items: initialItems,
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);
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setState(() => _status = "A4請求書を生成中...");
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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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widget.onInvoiceGenerated(updatedInvoice, path);
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setState(() => _status = "PDFを生成しました。詳細ページで表編集が可能です。");
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} else {
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setState(() => _status = "PDFの生成に失敗しました");
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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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return Padding(
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padding: const EdgeInsets.all(16.0),
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child: SingleChildScrollView(
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child: Column(children: [
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Row(children: [
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Expanded(
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child: TextField(
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controller: _clientController,
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decoration: const InputDecoration(
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labelText: "取引先名",
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hintText: "会社名や個人名",
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border: OutlineInputBorder(),
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),
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),
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),
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const SizedBox(width: 8),
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IconButton(
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icon: const Icon(Icons.person_search, color: Colors.blue, size: 40),
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onPressed: _pickContact,
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),
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]),
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const SizedBox(height: 16),
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TextField(
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controller: _amountController,
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keyboardType: TextInputType.number,
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decoration: const InputDecoration(
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labelText: "基本金額 (税抜)",
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hintText: "後で詳細ページで変更・追加できます",
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border: OutlineInputBorder(),
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),
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),
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const SizedBox(height: 24),
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ElevatedButton.icon(
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onPressed: _handleInitialGenerate,
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icon: const Icon(Icons.description),
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label: const Text("A4請求書を作成して詳細編集へ"),
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style: ElevatedButton.styleFrom(
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minimumSize: const Size(double.infinity, 60),
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backgroundColor: Colors.indigo,
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foregroundColor: Colors.white,
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),
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),
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const SizedBox(height: 24),
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.grey[100],
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borderRadius: BorderRadius.circular(8),
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),
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child: Text(
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_status,
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style: const TextStyle(fontSize: 12, color: Colors.black54),
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textAlign: TextAlign.center,
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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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// 連絡先選択用のモーダルウィジェット
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class ContactPickerModal extends StatefulWidget {
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final List<Contact> contacts;
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final Function(Contact) onContactSelected;
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const ContactPickerModal({
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Key? key,
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required this.contacts,
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required this.onContactSelected,
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}) : super(key: key);
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@override
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State<ContactPickerModal> createState() => _ContactPickerModalState();
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}
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class _ContactPickerModalState extends State<ContactPickerModal> {
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String _searchQuery = "";
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List<Contact> _filteredContacts = [];
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@override
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void initState() {
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super.initState();
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_filteredContacts = widget.contacts;
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}
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void _filterContacts(String query) {
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setState(() {
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_searchQuery = query.toLowerCase();
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_filteredContacts = widget.contacts
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.where((c) => c.displayName.toLowerCase().contains(_searchQuery))
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.toList();
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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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return Material(
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child: Column(
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children: [
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Padding(
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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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Text(
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"取引先を選択 (${_filteredContacts.length}件)",
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style: Theme.of(context).textTheme.headlineSmall,
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),
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const SizedBox(height: 12),
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TextField(
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decoration: InputDecoration(
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hintText: "名前で検索...",
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prefixIcon: const Icon(Icons.search),
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border: OutlineInputBorder(borderRadius: BorderRadius.circular(8.0)),
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),
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onChanged: _filterContacts,
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),
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],
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),
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),
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Expanded(
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child: ListView.builder(
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itemCount: _filteredContacts.length,
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itemBuilder: (c, i) => ListTile(
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leading: const CircleAvatar(child: Icon(Icons.person)),
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title: Text(_filteredContacts[i].displayName),
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onTap: () => widget.onContactSelected(_filteredContacts[i]),
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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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