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feat: add RegistrationPage with single and lock-mode shelf registration

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Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Misaka_Company
2026-05-09 14:28:39 +08:00
parent a79b18d7e8
commit 00dc838c43
1 changed files with 404 additions and 0 deletions
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lib/pages/registration_page.dart Normal file
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import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:pad_scanner/services/scanner_service.dart';
import 'package:pad_scanner/services/code_parser.dart';
import 'package:pad_scanner/services/api_service.dart';
import 'package:pad_scanner/pages/settings_page.dart';
class RegistrationPage extends StatefulWidget {
const RegistrationPage({super.key});
@override
State<RegistrationPage> createState() => _RegistrationPageState();
}
class _RegistrationPageState extends State<RegistrationPage> {
final _scannerService = ScannerService();
final _apiService = ApiService();
String? _zongpaiNo;
String? _locationCode;
CodeType? _locationType;
bool _isLocked = false;
bool _isSubmitting = false;
String? _successMessage;
String? _snackbarMessage;
Color? _snackbarColor;
@override
void initState() {
super.initState();
_scannerService.scanResults.listen(_onScan);
}
void _onScan(ScanResult result) {
final parsed = CodeParser.parse(result.barcode);
switch (parsed.type) {
case CodeType.zongpaiNo:
setState(() {
_zongpaiNo = parsed.value;
_snackbarMessage = null;
_successMessage = null;
});
case CodeType.locationNormal:
case CodeType.locationTransit:
if (!_isLocked) {
setState(() {
_locationCode = parsed.value;
_locationType = parsed.type;
_snackbarMessage = null;
_successMessage = null;
});
}
case CodeType.invalid:
_showFeedback('无效码，请重新扫描', isError: true);
}
}
void _showFeedback(String message, {bool isError = false}) {
setState(() {
_snackbarMessage = message;
_snackbarColor = isError ? Colors.red.shade700 : Colors.green.shade700;
});
Future.delayed(const Duration(seconds: 2), () {
if (mounted) setState(() => _snackbarMessage = null);
});
}
String get _statusText {
if (_isSubmitting) return '正在提交…';
if (_successMessage != null) return _successMessage!;
if (_isLocked && _locationCode != null && _zongpaiNo == null) {
return '货位已锁定，请扫描下一张执行卡';
}
final hasZ = _zongpaiNo != null;
final hasL = _locationCode != null;
if (hasZ && hasL) return '请确认信息并提交';
if (hasZ && !hasL) return '请扫描目标货位号';
if (!hasZ && hasL) return '请扫描执行卡';
return '等待扫描总排号或货位号…';
}
bool get _canSubmit =>
_zongpaiNo != null && _locationCode != null && !_isSubmitting;
Future<void> _submit() async {
if (!_canSubmit) return;
final prefs = await SharedPreferences.getInstance();
final baseUrl = prefs.getString('api_url') ?? '';
if (baseUrl.isEmpty) {
_showFeedback('未配置 API 地址，请前往设置', isError: true);
return;
}
setState(() => _isSubmitting = true);
final result = await _apiService.registerLocation(
baseUrl: baseUrl,
zongpaiNo: _zongpaiNo!,
locationCode: _locationCode!,
);
if (!mounted) return;
setState(() => _isSubmitting = false);
if (result.success) {
setState(() {
_zongpaiNo = null;
if (!_isLocked) {
_locationCode = null;
_locationType = null;
}
_successMessage =
_isLocked ? '货位已锁定，请扫描下一张执行卡' : '上架成功';
});
_showFeedback('上架成功', isError: false);
Future.delayed(const Duration(milliseconds: 1500), () {
if (mounted) setState(() => _successMessage = null);
});
} else if (result.isDuplicate) {
_showDuplicateDialog(result.duplicateInfo);
} else {
_showFeedback(result.errorMessage ?? '提交失败', isError: true);
}
}
void _showDuplicateDialog(Map<String, dynamic>? info) {
showDialog(
context: context,
barrierDismissible: false,
builder: (ctx) => AlertDialog(
backgroundColor: Colors.red.shade50,
title: const Row(
children: [
Icon(Icons.warning, color: Colors.red),
SizedBox(width: 8),
Text('重复上架', style: TextStyle(color: Colors.red)),
],
),
content: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text('总排号：${_zongpaiNo ?? ""}'),
const SizedBox(height: 4),
Text('已登记货位：${info?["location_code"] ?? "未知"}'),
const SizedBox(height: 4),
Text('登记时间：${info?["registered_at"] ?? "未知"}'),
const SizedBox(height: 12),
const Text('请核查实物，确认是否操作错误。',
style: TextStyle(fontWeight: FontWeight.bold)),
],
),
actions: [
TextButton(
onPressed: () => Navigator.pop(ctx),
child: const Text('关闭'),
),
],
),
);
}
void _toggleLock(bool value) {
if (value && _locationCode == null) {
_showFeedback('请先扫描货位号', isError: true);
return;
}
setState(() => _isLocked = value);
}
String _locationLabel(CodeType? type) {
if (type == CodeType.locationTransit) return '转运区域';
return '普通货架';
}
Color _locationLabelColor(CodeType? type) {
if (type == CodeType.locationTransit) return Colors.orange;
return Colors.blue;
}
@override
Widget build(BuildContext context) {
final colorScheme = Theme.of(context).colorScheme;
return Scaffold(
appBar: AppBar(
title: const Text('上架登记'),
actions: [
Padding(
padding: const EdgeInsets.only(right: 4),
child: Row(
children: [
const Text('锁定货位', style: TextStyle(fontSize: 13)),
Switch(
value: _isLocked,
onChanged: _toggleLock,
),
IconButton(
icon: const Icon(Icons.settings),
onPressed: () => Navigator.push(
context,
MaterialPageRoute(builder: (_) => const SettingsPage()),
),
),
],
),
),
],
),
body: Column(
children: [
// Feedback banner
if (_snackbarMessage != null)
Container(
width: double.infinity,
padding:
const EdgeInsets.symmetric(vertical: 10, horizontal: 16),
color: _snackbarColor,
child: Text(
_snackbarMessage!,
style: const TextStyle(color: Colors.white, fontSize: 14),
textAlign: TextAlign.center,
),
),
// Main form area
Expanded(
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
children: [
// Zongpai number field
const Align(
alignment: Alignment.centerLeft,
child: Text('总排号',
style: TextStyle(
fontSize: 14, fontWeight: FontWeight.w500)),
),
const SizedBox(height: 6),
Container(
width: double.infinity,
padding: const EdgeInsets.symmetric(
horizontal: 12, vertical: 14),
decoration: BoxDecoration(
border: Border.all(
color: _zongpaiNo != null
? Colors.green
: Colors.grey.shade400,
width: _zongpaiNo != null ? 2 : 1,
),
borderRadius: BorderRadius.circular(8),
),
child: Text(
_zongpaiNo ?? '',
style: TextStyle(
fontSize: 20,
fontWeight: FontWeight.bold,
color: _zongpaiNo != null
? Colors.black87
: Colors.grey,
),
),
),
const SizedBox(height: 20),
// Location field with type label
Row(
children: [
const Text('目标货位',
style: TextStyle(
fontSize: 14, fontWeight: FontWeight.w500)),
if (_locationCode != null) ...[
const SizedBox(width: 8),
Container(
padding: const EdgeInsets.symmetric(
horizontal: 6, vertical: 2),
decoration: BoxDecoration(
color: _locationLabelColor(_locationType)
.withValues(alpha: 0.15),
borderRadius: BorderRadius.circular(4),
),
child: Text(
_locationLabel(_locationType),
style: TextStyle(
fontSize: 11,
color: _locationLabelColor(_locationType),
fontWeight: FontWeight.bold,
),
),
),
],
],
),
const SizedBox(height: 6),
Container(
width: double.infinity,
padding: const EdgeInsets.symmetric(
horizontal: 12, vertical: 14),
decoration: BoxDecoration(
border: Border.all(
color: _locationCode != null
? Colors.green
: Colors.grey.shade400,
width: _locationCode != null ? 2 : 1,
),
borderRadius: BorderRadius.circular(8),
),
child: Row(
children: [
Expanded(
child: Text(
_locationCode ?? '',
style: TextStyle(
fontSize: 20,
fontWeight: FontWeight.bold,
color: _locationCode != null
? Colors.black87
: Colors.grey,
),
),
),
if (_isLocked)
const Icon(Icons.lock,
color: Colors.orange, size: 20),
],
),
),
const SizedBox(height: 28),
// Submit button
SizedBox(
width: double.infinity,
height: 48,
child: ElevatedButton(
onPressed: _canSubmit ? _submit : null,
style: ElevatedButton.styleFrom(
backgroundColor: _canSubmit
? colorScheme.primary
: Colors.grey.shade300,
foregroundColor: _canSubmit
? Colors.white
: Colors.grey.shade600,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
child: _isSubmitting
? const SizedBox(
width: 22,
height: 22,
child: CircularProgressIndicator(
strokeWidth: 2,
color: Colors.white,
),
)
: const Text('确 认 上 架',
style: TextStyle(fontSize: 18)),
),
),
],
),
),
),
// Status bar at bottom
Container(
width: double.infinity,
padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 16),
color: colorScheme.surfaceContainerHighest,
child: Row(
children: [
Container(
width: 8,
height: 8,
decoration: BoxDecoration(
color: _isSubmitting
? Colors.orange
: _successMessage != null
? Colors.green
: Colors.blue,
shape: BoxShape.circle,
),
),
const SizedBox(width: 8),
Expanded(
child: Text(
_statusText,
style: const TextStyle(fontSize: 14),
overflow: TextOverflow.ellipsis,
),
),
],
),
),
],
),
);
}
}