107 lines
No EOL
4 KiB
Dart
107 lines
No EOL
4 KiB
Dart
// Version: 3.0 - シンプル製品マスタ画面（簡素版、サンプルデータ固定）
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import 'package:flutter/material.dart';
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import '../../models/product.dart';
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class ProductMasterScreen extends StatefulWidget {
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const ProductMasterScreen({super.key});
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@override
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State<ProductMasterScreen> createState() => _ProductMasterScreenState();
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}
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class _ProductMasterScreenState extends State<ProductMasterScreen> {
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List<Product> _products = [];
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@override
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void initState() {
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super.initState();
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// サンプルデータ（簡素版）
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_products = <Product>[
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Product(productCode: 'P001', name: 'サンプル商品 A', unitPrice: 1000.0, stock: 50),
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Product(productCode: 'P002', name: 'サンプル商品 B', unitPrice: 2500.0, stock: 30),
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];
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}
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Future<void> _addProduct() async {
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await showDialog<Product>(
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context: context,
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builder: (ctx) => AlertDialog(
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title: const Text('新規製品登録'),
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content: SingleChildScrollView(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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TextField(decoration: const InputDecoration(labelText: 'コード', hintText: 'P003')),
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SizedBox(height: 8),
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TextField(decoration: const InputDecoration(labelText: '名称', hintText: '新製品名'), onChanged: (v) => setState(() {})),
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SizedBox(height: 8),
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TextField(decoration: const InputDecoration(labelText: '単価', hintText: '1500.0'), keyboardType: TextInputType.number, onChanged: (v) => setState(() {})),
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SizedBox(height: 8),
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TextField(decoration: const InputDecoration(labelText: '在庫', hintText: '10'), keyboardType: TextInputType.number, onChanged: (v) => setState(() {})),
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],
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),
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),
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actions: [
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TextButton(onPressed: () => Navigator.pop(ctx), child: const Text('キャンセル')),
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ElevatedButton(
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onPressed: () {
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Navigator.pop(ctx);
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},
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child: const Text('登録'),
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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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return Scaffold(
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appBar: AppBar(title: const Text('/M3. 製品マスタ')),
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body: _products.isEmpty ? Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.inbox_outlined, size: 64, color: Colors.grey[300]),
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SizedBox(height: 16),
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Text('製品データがありません', style: TextStyle(color: Colors.grey)),
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SizedBox(height: 16),
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FloatingActionButton.extended(
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icon: Icon(Icons.add, color: Theme.of(context).primaryColor),
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label: const Text('新規登録'),
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onPressed: _addProduct,
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),
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],
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),
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) : ListView.builder(
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padding: const EdgeInsets.all(8),
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itemCount: _products.length,
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itemBuilder: (context, index) {
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final product = _products[index];
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return Card(
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margin: EdgeInsets.zero,
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clipBehavior: Clip.antiAlias,
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child: ListTile(
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leading: CircleAvatar(backgroundColor: Colors.blue.shade100, child: Text(product.productCode ?? '-', style: const TextStyle(fontWeight: FontWeight.bold))),
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title: Text(product.name ?? '未入力'),
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subtitle: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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if (product.stock > 0) Text('在庫：${product.stock}個', style: const TextStyle(fontSize: 12)),
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Text('単価：¥${product.unitPrice}', style: const TextStyle(fontSize: 12)),
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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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floatingActionButton: FloatingActionButton.extended(
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icon: const Icon(Icons.add),
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label: const Text('新規登録'),
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onPressed: _addProduct,
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),
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);
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}
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} |