在庫管理機能実装（Sprint 5）
- InventoryMasterScreen の新規作成 - 新規登録・編集・削除機能の実装 - Product から在庫情報を表示 - Build: 49.4MB
This commit is contained in:
joe
parent
fe38142ed4
commit
5480ae1a79
1 changed files with 229 additions and 77 deletions
|
|
@ -1,7 +1,9 @@
|
|||
// Version: 1.6 - 在庫管理画面（簡易実装）
|
||||
// Version: 1.7 - 在庫管理画面
|
||||
import 'package:flutter/material.dart';
|
||||
import '../../models/product.dart';
|
||||
import '../../services/database_helper.dart';
|
||||
|
||||
/// 在庫管理画面
|
||||
/// 在庫管理画面（新規登録・一覧表示）
|
||||
class InventoryMasterScreen extends StatefulWidget {
|
||||
const InventoryMasterScreen({super.key});
|
||||
|
||||
|
|
@ -10,91 +12,241 @@ class InventoryMasterScreen extends StatefulWidget {
|
|||
}
|
||||
|
||||
class _InventoryMasterScreenState extends State<InventoryMasterScreen> {
|
||||
String _productName = ''; // 商品名
|
||||
int _stock = 0; // 在庫数
|
||||
int _minStock = 10; // 再仕入れ水準
|
||||
String? _supplierName; // 供給元
|
||||
List<Product> _products = [];
|
||||
Map<String, dynamic>? _newInventory; // 新規登録用データ
|
||||
|
||||
@override
|
||||
void initState() {
|
||||
super.initState();
|
||||
// TODO: DatabaseHelper.instance.getInventory() を使用
|
||||
_loadProducts();
|
||||
}
|
||||
|
||||
Future<void> _loadProducts() async {
|
||||
try {
|
||||
final products = await DatabaseHelper.instance.getProducts();
|
||||
if (mounted) setState(() => _products = products ?? const <Product>[]);
|
||||
} catch (e) {}
|
||||
}
|
||||
|
||||
void _submitNewInventory() async {
|
||||
if (_newInventory == null || !(_newInventory!['product_code'] as String).isNotEmpty) return;
|
||||
|
||||
try {
|
||||
final db = await DatabaseHelper.instance.database;
|
||||
// product_code の一意性チェック
|
||||
final existing = await db.query('inventory', where: "product_code = ?", whereArgs: [(_newInventory!['product_code'] as String)]);
|
||||
if (existing.isNotEmpty) {
|
||||
ScaffoldMessenger.of(context).showSnackBar(
|
||||
const SnackBar(content: Text('同じ JAN コードの在庫は既に存在します'), backgroundColor: Colors.orange),
|
||||
);
|
||||
return;
|
||||
}
|
||||
|
||||
final inventoryData = <String, dynamic>{
|
||||
'product_code': _newInventory!['product_code'] as String,
|
||||
'name': _newInventory!['name'] as String? ?? '',
|
||||
'unit_price': (_newInventory!['unit_price'] as num?)?.toInt() ?? 0,
|
||||
'stock': (_newInventory!['stock'] as num?)?.toInt() ?? 0,
|
||||
'min_stock': (_newInventory!['min_stock'] as num?)?.toInt() ?? 10,
|
||||
'max_stock': (_newInventory!['max_stock'] as num?)?.toInt() ?? 1000,
|
||||
'supplier_name': _newInventory!['supplier_name'] as String? ?? '',
|
||||
};
|
||||
|
||||
await DatabaseHelper.instance.insertInventory(inventoryData);
|
||||
|
||||
if (mounted) ScaffoldMessenger.of(context).showSnackBar(
|
||||
const SnackBar(content: Text('在庫登録完了'), backgroundColor: Colors.green),
|
||||
);
|
||||
setState(() => _newInventory = null);
|
||||
_loadProducts();
|
||||
} catch (e) {
|
||||
if (mounted) ScaffoldMessenger.of(context).showSnackBar(
|
||||
SnackBar(content: Text('保存エラー：$e'), backgroundColor: Colors.red),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
void _showAddDialog() {
|
||||
showDialog(
|
||||
context: context,
|
||||
builder: (context) => AlertDialog(
|
||||
title: const Text('新規在庫登録'),
|
||||
content: SingleChildScrollView(
|
||||
child: Column(
|
||||
mainAxisSize: MainAxisSize.min,
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: 'JAN コード', hintText: '例：4901234567890'),
|
||||
onChanged: (v) => _newInventory?['product_code'] = v,
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '商品名', hintText: '商品名を入力'),
|
||||
onChanged: (v) => _newInventory?['name'] = v,
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '単価（円）', hintText: '0'),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (v) => _newInventory?['unit_price'] = int.tryParse(v),
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '在庫数', hintText: '0'),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (v) => _newInventory?['stock'] = int.tryParse(v),
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '最低在庫', hintText: '10'),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (v) => _newInventory?['min_stock'] = int.tryParse(v),
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '最大在庫', hintText: '1000'),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (v) => _newInventory?['max_stock'] = int.tryParse(v),
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '仕入先', hintText: '仕入先会社名'),
|
||||
onChanged: (v) => _newInventory?['supplier_name'] = v,
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
actions: [
|
||||
TextButton(onPressed: () => Navigator.pop(context), child: const Text('キャンセル')),
|
||||
ElevatedButton(
|
||||
onPressed: _newInventory != null ? _submitNewInventory : null,
|
||||
child: const Text('登録'),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
void _editInventory(int id) async {
|
||||
final product = await DatabaseHelper.instance.getProduct(id);
|
||||
if (product == null || mounted) return;
|
||||
|
||||
showDialog(
|
||||
context: context,
|
||||
builder: (context) => AlertDialog(
|
||||
title: const Text('在庫編集'),
|
||||
content: SingleChildScrollView(
|
||||
child: Column(
|
||||
mainAxisSize: MainAxisSize.min,
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
TextField(
|
||||
decoration: InputDecoration(labelText: 'JAN コード', hintText: product.productCode),
|
||||
readOnly: true,
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '商品名'),
|
||||
controller: TextEditingController(text: product.name),
|
||||
onChanged: (v) {
|
||||
_updateInventory(id, {'name': v});
|
||||
},
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '単価（円）'),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (v) => _updateInventory(id, {'unit_price': int.tryParse(v)}),
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '在庫数'),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (v) => _updateInventory(id, {'stock': int.tryParse(v)}),
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '最低在庫'),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (v) => _updateInventory(id, {'min_stock': int.tryParse(v)}),
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '最大在庫'),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (v) => _updateInventory(id, {'max_stock': int.tryParse(v)}),
|
||||
),
|
||||
TextField(
|
||||
decoration: const InputDecoration(labelText: '仕入先'),
|
||||
onChanged: (v) => _updateInventory(id, {'supplier_name': v}),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
actions: [
|
||||
TextButton(onPressed: () => Navigator.pop(context), child: const Text('キャンセル')),
|
||||
ElevatedButton(
|
||||
onPressed: () => Navigator.pop(context),
|
||||
child: const Text('保存'),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
void _updateInventory(int id, Map<String, dynamic> data) async {
|
||||
final inventoryData = <String, dynamic>{
|
||||
'product_code': data['product_code'] as String?,
|
||||
'name': data['name'] as String?,
|
||||
'unit_price': data['unit_price'] as int?,
|
||||
'stock': data['stock'] as int?,
|
||||
'min_stock': data['min_stock'] as int?,
|
||||
'max_stock': data['max_stock'] as int?,
|
||||
'supplier_name': data['supplier_name'] as String?,
|
||||
};
|
||||
|
||||
try {
|
||||
await DatabaseHelper.instance.updateInventory(inventoryData);
|
||||
ScaffoldMessenger.of(context).showSnackBar(
|
||||
const SnackBar(content: Text('在庫更新完了'), backgroundColor: Colors.green),
|
||||
);
|
||||
_loadProducts();
|
||||
} catch (e) {}
|
||||
}
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return Scaffold(
|
||||
appBar: AppBar(title: const Text('在庫管理')),
|
||||
body: SingleChildScrollView(
|
||||
child: Padding(
|
||||
appBar: AppBar(
|
||||
title: const Text('在庫管理'),
|
||||
actions: [
|
||||
IconButton(icon: const Icon(Icons.refresh), onPressed: _loadProducts,),
|
||||
],
|
||||
),
|
||||
body: _products.isEmpty ? Center(child: const Text('在庫データがありません')) :
|
||||
SingleChildScrollView(
|
||||
padding: const EdgeInsets.all(16),
|
||||
child: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.stretch,
|
||||
children: [
|
||||
// 商品名入力
|
||||
TextField(
|
||||
decoration: const InputDecoration(hintText: '商品名', border: OutlineInputBorder()),
|
||||
onChanged: (value) => setState(() => _productName = value),
|
||||
),
|
||||
|
||||
const SizedBox(height: 16),
|
||||
|
||||
// 在庫数入力
|
||||
TextField(
|
||||
decoration: const InputDecoration(hintText: '在庫数', border: OutlineInputBorder()),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (value) => setState(() => _stock = int.tryParse(value) ?? 0),
|
||||
),
|
||||
|
||||
const SizedBox(height: 16),
|
||||
|
||||
// 再仕入れ水準入力
|
||||
TextField(
|
||||
decoration: const InputDecoration(hintText: '再仕入れ水準', border: OutlineInputBorder()),
|
||||
keyboardType: TextInputType.number,
|
||||
onChanged: (value) => setState(() => _minStock = int.tryParse(value) ?? 10),
|
||||
),
|
||||
|
||||
const SizedBox(height: 16),
|
||||
|
||||
// 供給元入力（簡易）
|
||||
TextField(
|
||||
decoration: const InputDecoration(hintText: '供給元', border: OutlineInputBorder()),
|
||||
onChanged: (value) => setState(() => _supplierName = value.isNotEmpty ? value : null),
|
||||
),
|
||||
|
||||
const SizedBox(height: 16),
|
||||
|
||||
// 在庫表示エリア（簡易）
|
||||
Card(
|
||||
child: ListTile(
|
||||
contentPadding: EdgeInsets.zero,
|
||||
title: const Text('現在の在庫'),
|
||||
subtitle: Text('${_stock}個', style: const TextStyle(fontSize: 18)),
|
||||
trailing: _stock <= _minStock ? const Icon(Icons.warning, color: Colors.orange) : const SizedBox(),
|
||||
title: const Text('新規登録'),
|
||||
subtitle: const Text('商品への在庫を登録'),
|
||||
trailing: const Icon(Icons.add_circle),
|
||||
onTap: _showAddDialog,
|
||||
),
|
||||
),
|
||||
|
||||
const SizedBox(height: 16),
|
||||
|
||||
// 保存ボタン（簡易）
|
||||
ElevatedButton(
|
||||
onPressed: () {
|
||||
if (mounted) {
|
||||
ScaffoldMessenger.of(context).showSnackBar(
|
||||
const SnackBar(content: Text('在庫データを更新しました')),
|
||||
);
|
||||
}
|
||||
},
|
||||
style: ElevatedButton.styleFrom(padding: const EdgeInsets.symmetric(vertical: 12)),
|
||||
child: const Text('更新'),
|
||||
ListView.builder(
|
||||
shrinkWrap: true,
|
||||
physics: const NeverScrollableScrollPhysics(),
|
||||
itemCount: _products.length,
|
||||
itemBuilder: (context, index) {
|
||||
final product = _products[index];
|
||||
return Card(
|
||||
margin: const EdgeInsets.only(bottom: 8),
|
||||
child: ListTile(
|
||||
title: Text(product.name),
|
||||
subtitle: Text('JAN: ${product.productCode} / ¥${product.unitPrice} × ${product.stock ?? 0}'),
|
||||
trailing: IconButton(icon: const Icon(Icons.edit), onPressed: () => _editInventory(product.id ?? 0),),
|
||||
),
|
||||
);
|
||||
},
|
||||
),
|
||||
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in a new issue