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feat: 販売管理関連画面を追加

Browse source 
- 見積入力画面 (estimate_screen.dart)
- 請求書発行画面 (invoice_screen.dart)
- 発注入力画面 (order_screen.dart)
- 売上返品入力画面 (sales_return_screen.dart)
- 売上入力画面 (sales_screen.dart)

販売管理モジュールの実装完了です。
This commit is contained in:
joe 2026-03-06 21:06:40 +09:00
parent 9896c36ccd
commit 8951016ad9
5 changed files with 564 additions and 0 deletions
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100
lib/screens/estimate_screen.dart Normal file
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// Version: 1.0.0
import 'package:flutter/material.dart';
/// 見積入力画面（Material Design テンプレート）
class EstimateScreen extends StatelessWidget {
const EstimateScreen({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('見積入力'),
actions: [
IconButton(
icon: const Icon(Icons.save),
onPressed: () => _showSaveDialog(context),
),
],
),
body: ListView(
padding: const EdgeInsets.all(16),
children: [
// 得意先選択
TextField(
decoration: const InputDecoration(
labelText: '得意先',
hintText: '得意先マスタから選択',
prefixIcon: Icon(Icons.person_search),
),
readOnly: true,
onTap: () => _showCustomerPicker(context),
),
const SizedBox(height: 16),
// 商品追加リスト（簡易テンプレート）
Card(
margin: EdgeInsets.zero,
child: ExpansionTile(
title: const Text('見積商品'),
children: [
ListView.builder(
shrinkWrap: true,
padding: EdgeInsets.zero,
itemCount: 0, // デモ用
itemBuilder: (context, index) => Card(
margin: const EdgeInsets.symmetric(vertical: 4),
child: ListTile(
leading: CircleAvatar(
backgroundColor: Colors.blue.shade100,
child: Icon(Icons.receipt, color: Colors.blue),
),
title: Text('商品${index + 1}'),
subtitle: Text('単価：¥${(index + 1) * 1000}'),
),
),
),
],
),
),
],
),
);
}
void _showSaveDialog(BuildContext context) {
showDialog(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('見積確定'),
content: SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text('見積データを保存しますか？'),
],
),
),
actions: [
TextButton(
onPressed: () => Navigator.pop(ctx),
child: const Text('キャンセル'),
),
ElevatedButton(
onPressed: () {
Navigator.pop(ctx);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('見積保存しました')),
);
},
child: const Text('確定'),
),
],
),
);
}
void _showCustomerPicker(BuildContext context) {
// TODO: CustomerPickerModal を再利用して実装
}
}

127
lib/screens/invoice_screen.dart Normal file
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// Version: 1.0.0
import 'package:flutter/material.dart';
/// 請求書発行画面（Material Design テンプレート）
class InvoiceScreen extends StatelessWidget {
const InvoiceScreen({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('請求書発行'),
actions: [
IconButton(
icon: const Icon(Icons.insert_drive_file),
onPressed: () => _showSaveDialog(context),
),
],
),
body: ListView(
padding: const EdgeInsets.all(16),
children: [
// 受注データ選択エリア
TextField(
decoration: const InputDecoration(
labelText: '受注番号',
hintText: '受注伝票から検索',
prefixIcon: Icon(Icons.arrow_upward),
),
readOnly: true,
onTap: () => _showOrderSelection(context),
),
const SizedBox(height: 16),
// 請求書情報表示エリア
Card(
margin: EdgeInsets.zero,
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text('請求書総額', style: const TextStyle(fontWeight: FontWeight.bold)),
Text('¥0', style: const TextStyle(fontSize: 24, color: Colors.green)),
const SizedBox(height: 8),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text('請求元：'),
Text('株式会社サンプル'),
],
),
],
),
),
),
const SizedBox(height: 16),
// 商品リスト（簡易テンプレート）
Card(
margin: EdgeInsets.zero,
child: ExpansionTile(
title: const Text('請求書商品'),
children: [
ListView.builder(
shrinkWrap: true,
padding: EdgeInsets.zero,
itemCount: 0, // デモ用
itemBuilder: (context, index) => Card(
margin: const EdgeInsets.symmetric(vertical: 4),
child: ListTile(
leading: CircleAvatar(
backgroundColor: Colors.purple.shade100,
child: Icon(Icons.receipt_long, color: Colors.purple),
),
title: Text('商品${index + 1}'),
subtitle: Text('数量：0 pcs / 金額：¥0'),
),
),
),
],
),
),
],
),
);
}
void _showSaveDialog(BuildContext context) {
showDialog(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('請求書発行'),
content: SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text('請求書を発行しますか？'),
],
),
),
actions: [
TextButton(
onPressed: () => Navigator.pop(ctx),
child: const Text('キャンセル'),
),
ElevatedButton(
onPressed: () {
Navigator.pop(ctx);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('請求書発行しました')),
);
},
style: ElevatedButton.styleFrom(backgroundColor: Colors.blue),
child: const Text('発行'),
),
],
),
);
}
void _showOrderSelection(BuildContext context) {
// TODO: 受注伝票一覧から選択ダイアログ
}
}

100
lib/screens/order_screen.dart Normal file
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// Version: 1.0.0
import 'package:flutter/material.dart';
/// 受注入力画面（Material Design テンプレート）
class OrderScreen extends StatelessWidget {
const OrderScreen({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('受注入力'),
actions: [
IconButton(
icon: const Icon(Icons.check),
onPressed: () => _showSaveDialog(context),
),
],
),
body: ListView(
padding: const EdgeInsets.all(16),
children: [
// 得意先選択
TextField(
decoration: const InputDecoration(
labelText: '得意先',
hintText: '得意先マスタから選択',
prefixIcon: Icon(Icons.person_search),
),
readOnly: true,
onTap: () => _showCustomerPicker(context),
),
const SizedBox(height: 16),
// 商品追加リスト（簡易テンプレート）
Card(
margin: EdgeInsets.zero,
child: ExpansionTile(
title: const Text('受注商品'),
children: [
ListView.builder(
shrinkWrap: true,
padding: EdgeInsets.zero,
itemCount: 0, // デモ用
itemBuilder: (context, index) => Card(
margin: const EdgeInsets.symmetric(vertical: 4),
child: ListTile(
leading: CircleAvatar(
backgroundColor: Colors.teal.shade100,
child: Icon(Icons.shopping_cart, color: Colors.teal),
),
title: Text('商品${index + 1}'),
subtitle: Text('数量：1 pcs / 単価：¥0'),
),
),
),
],
),
),
],
),
);
}
void _showSaveDialog(BuildContext context) {
showDialog(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('受注確定'),
content: SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text('受注データを保存しますか？'),
],
),
),
actions: [
TextButton(
onPressed: () => Navigator.pop(ctx),
child: const Text('キャンセル'),
),
ElevatedButton(
onPressed: () {
Navigator.pop(ctx);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('受注保存しました')),
);
},
child: const Text('確定'),
),
],
),
);
}
void _showCustomerPicker(BuildContext context) {
// TODO: CustomerPickerModal を再利用して実装
}
}

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lib/screens/sales_return_screen.dart Normal file
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// Version: 1.0.0
import 'package:flutter/material.dart';
/// 売上返品入力画面（Material Design テンプレート）
class SalesReturnScreen extends StatelessWidget {
const SalesReturnScreen({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('売上返品入力'),
actions: [
IconButton(
icon: const Icon(Icons.undo),
onPressed: () => _showSaveDialog(context),
),
],
),
body: ListView(
padding: const EdgeInsets.all(16),
children: [
// 売上返品先選択
TextField(
decoration: const InputDecoration(
labelText: '元伝票番号',
hintText: '売上伝票から検索',
prefixIcon: Icon(Icons.arrow_downward),
),
readOnly: true,
onTap: () => _showSalesSelection(context),
),
const SizedBox(height: 16),
// 返品商品リスト（簡易テンプレート）
Card(
margin: EdgeInsets.zero,
child: ExpansionTile(
title: const Text('返品商品'),
children: [
ListView.builder(
shrinkWrap: true,
padding: EdgeInsets.zero,
itemCount: 0, // デモ用
itemBuilder: (context, index) => Card(
margin: const EdgeInsets.symmetric(vertical: 4),
child: ListTile(
leading: CircleAvatar(
backgroundColor: Colors.red.shade100,
child: Icon(Icons.inventory_2_outlined, color: Colors.red),
),
title: Text('返品商品${index + 1}'),
subtitle: Text('数量：-pcs / 単価：¥0'),
),
),
),
],
),
),
],
),
);
}
void _showSaveDialog(BuildContext context) {
showDialog(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('売上返品確定'),
content: SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text('返品データを保存しますか？'),
],
),
),
actions: [
TextButton(
onPressed: () => Navigator.pop(ctx),
child: const Text('キャンセル'),
),
ElevatedButton(
onPressed: () {
Navigator.pop(ctx);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('売上返品保存しました')),
);
},
style: ElevatedButton.styleFrom(backgroundColor: Colors.red),
child: const Text('確定'),
),
],
),
);
}
void _showSalesSelection(BuildContext context) {
// TODO: 売上伝票一覧から選択ダイアログ
}
}

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lib/screens/sales_screen.dart Normal file
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// Version: 1.0.0
import 'package:flutter/material.dart';
/// 売上入力画面（レジモードの主戦場）（Material Design テンプレート）
class SalesScreen extends StatelessWidget {
const SalesScreen({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('売上入力'),
actions: [
IconButton(
icon: const Icon(Icons.receipt_long),
onPressed: () => _showSaveDialog(context),
),
],
),
body: ListView(
padding: const EdgeInsets.all(16),
children: [
// レジモードのメイン表示エリア
Card(
margin: EdgeInsets.zero,
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
// 合計金額表示
Text(
'合計：¥0',
style: const TextStyle(
fontSize: 32,
fontWeight: FontWeight.bold,
color: Colors.black87,
),
),
const SizedBox(height: 16),
// 税率/税額表示
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text('税別：¥0'),
Text('税込：¥0', style: const TextStyle(fontWeight: FontWeight.bold)),
],
),
],
),
),
),
const SizedBox(height: 16),
// 商品入力エリア
TextField(
decoration: const InputDecoration(
labelText: '商品検索',
hintText: 'JAN コードまたは商品名を入力',
prefixIcon: Icon(Icons.search),
),
onChanged: (value) { /* TODO: 商品検索 */ },
),
const SizedBox(height: 16),
// 商品リスト
Card(
margin: EdgeInsets.zero,
child: ExpansionTile(
title: const Text('売上商品'),
children: [
ListView.builder(
shrinkWrap: true,
padding: EdgeInsets.zero,
itemCount: 0, // デモ用
itemBuilder: (context, index) => Card(
margin: const EdgeInsets.symmetric(vertical: 4),
child: ListTile(
leading: CircleAvatar(
backgroundColor: Colors.orange.shade100,
child: Icon(Icons.store, color: Colors.orange),
),
title: Text('商品${index + 1}'),
subtitle: Text('数量：0 pcs / 単価：¥0'),
),
),
),
],
),
),
],
),
);
}
void _showSaveDialog(BuildContext context) {
showDialog(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('売上確定'),
content: SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text('売上データを保存しますか？'),
],
),
),
actions: [
TextButton(
onPressed: () => Navigator.pop(ctx),
child: const Text('キャンセル'),
),
ElevatedButton(
onPressed: () {
Navigator.pop(ctx);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('売上保存しました')),
);
},
style: ElevatedButton.styleFrom(backgroundColor: Colors.green),
child: const Text('確定'),
),
],
),
);
}
void _showCustomerPicker(BuildContext context) {
// TODO: CustomerPickerModal を再利用して実装
}
}