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iOS QR js기반 바이패스, QR승인 클릭절차 생략

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This commit is contained in:
Lectom C Han
2026-02-24 10:50:17 +09:00
parent 5da74dac3a
commit cb6edb850a
4 changed files with 191 additions and 191 deletions
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66
userfront/lib/features/auth/presentation/approve_qr_screen.dart
View File

@@ -18,11 +18,15 @@ class _ApproveQrScreenState extends State<ApproveQrScreen> {
bool _success = false;
bool _isCheckingSession = false;
bool _redirectingToLogin = false;
bool _autoApproveTriggered = false;
@override
void initState() {
super.initState();
_bootstrapCookieSession().then((_) => _redirectIfNotLoggedIn());
_bootstrapCookieSession().then((_) {
_redirectIfNotLoggedIn();
_maybeAutoApprove();
});
}
Future<bool> _bootstrapCookieSession() async {
@@ -61,6 +65,31 @@ class _ApproveQrScreenState extends State<ApproveQrScreen> {
}
}
void _maybeAutoApprove() {
if (!mounted || _autoApproveTriggered) return;
if (widget.pendingRef == null || widget.pendingRef!.trim().isEmpty) {
if (_message == null) {
WidgetsBinding.instance.addPostFrameCallback((_) {
if (!mounted) return;
setState(() {
_message = 'Error: pendingRef is missing.';
});
});
}
return;
}
final hasStoredToken = AuthTokenStore.getToken()?.isNotEmpty ?? false;
final usesCookie = AuthTokenStore.usesCookie();
final isLoggedIn = hasStoredToken || usesCookie || _isCheckingSession;
if (!isLoggedIn || _isLoading || _success) {
return;
}
_autoApproveTriggered = true;
_handleApprove();
}
Future<void> _handleApprove() async {
if (widget.pendingRef == null) return;
@@ -115,6 +144,9 @@ class _ApproveQrScreenState extends State<ApproveQrScreen> {
if (!isLoggedIn && !_redirectingToLogin) {
_redirectIfNotLoggedIn();
}
if (isLoggedIn && !_success && !_isLoading) {
_maybeAutoApprove();
}
return Scaffold(
appBar: AppBar(title: const Text("QR Login Approval")),
@@ -151,15 +183,17 @@ class _ApproveQrScreenState extends State<ApproveQrScreen> {
),
),
if (!_success)
FilledButton.icon(
onPressed: _isLoading || !isLoggedIn ? null : _handleApprove,
icon: const Icon(Icons.check_circle),
label: const Text("Approve Login"),
style: FilledButton.styleFrom(
minimumSize: const Size.fromHeight(60),
backgroundColor: Colors.blue,
),
if (_isLoading)
const Padding(
padding: EdgeInsets.only(bottom: 16),
child: CircularProgressIndicator(),
),
if (!_success && !_isLoading)
Text(
"Approving login request automatically...",
textAlign: TextAlign.center,
style: TextStyle(color: Colors.grey.shade700),
),
if (!isLoggedIn && !_success)
@@ -172,6 +206,18 @@ class _ApproveQrScreenState extends State<ApproveQrScreen> {
),
),
if (!_success && !_isLoading && _message != null)
FilledButton.icon(
onPressed: !isLoggedIn
? null
: () {
_autoApproveTriggered = false;
_handleApprove();
},
icon: const Icon(Icons.refresh),
label: const Text("Retry Approval"),
),
if (_success)
FilledButton(
onPressed: () => context.go(buildLocalizedHomePath(Uri.base)),

307
userfront/lib/features/auth/presentation/qr_scan_screen_web.dart
View File

@@ -1,26 +1,12 @@
import 'dart:async';
import 'dart:js_interop';
import 'dart:js_interop_unsafe';
import 'dart:ui_web' as ui_web;
import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:mobile_scanner/mobile_scanner.dart';
import 'package:userfront/i18n.dart';
import 'package:web/web.dart' as web;
import 'qr_camera_bootstrap_policy.dart';
import 'qr_scan_route.dart';
@JS('BarcodeDetector')
extension type _BarcodeDetector._(JSObject _) implements JSObject {
external factory _BarcodeDetector();
external JSPromise<JSArray<_DetectedBarcode>> detect(JSObject source);
}
extension type _DetectedBarcode._(JSObject _) implements JSObject {
external String? get rawValue;
}
class QRScanScreen extends StatefulWidget {
const QRScanScreen({super.key});
@@ -29,195 +15,120 @@ class QRScanScreen extends StatefulWidget {
}
class _QRScanScreenState extends State<QRScanScreen> {
late final web.HTMLVideoElement _videoElement;
late final String _viewType;
final MobileScannerController _scannerController = MobileScannerController(
autoStart: true,
detectionSpeed: DetectionSpeed.noDuplicates,
facing: CameraFacing.back,
formats: const <BarcodeFormat>[BarcodeFormat.qrCode],
);
final TextEditingController _manualController = TextEditingController();
web.MediaStream? _stream;
_BarcodeDetector? _detector;
Timer? _scanTimer;
bool _scanInFlight = false;
bool _navigated = false;
bool _initializing = true;
bool _isProcessing = false;
String? _error;
String? _status;
@override
void initState() {
super.initState();
_viewType = 'qr-camera-${DateTime.now().microsecondsSinceEpoch}';
_videoElement = web.HTMLVideoElement()
..autoplay = true
..muted = true
..playsInline = true
..style.border = '0'
..style.width = '100%'
..style.height = '100%'
..style.objectFit = 'cover';
ui_web.platformViewRegistry.registerViewFactory(_viewType, (int viewId) {
return _videoElement;
});
unawaited(_initializeScanner());
_status = tr(
'msg.userfront.login.qr.scan_hint',
fallback: 'QR 코드를 카메라 중앙에 맞춰주세요.',
);
}
@override
void dispose() {
_scanTimer?.cancel();
_stopCamera();
_manualController.dispose();
_scannerController.dispose();
super.dispose();
}
Future<void> _initializeScanner() async {
setState(() {
_initializing = true;
_error = null;
_status = tr('ui.userfront.qr.title', fallback: 'Scan QR Code');
});
final hasBarcodeDetector = globalContext
.hasProperty('BarcodeDetector'.toJS)
.toDart;
Future<void> _navigateToApprove(String rawPayload) async {
final payload = rawPayload.trim();
if (payload.isEmpty || _isProcessing || !mounted) {
return;
}
final result = await bootstrapQrCamera(
hasBarcodeDetector: hasBarcodeDetector,
openCameraAndPlay: () async {
final constraints = web.MediaStreamConstraints(
video: web.MediaTrackConstraints(facingMode: 'environment'.toJS),
audio: false.toJS,
);
_stream = await web.window.navigator.mediaDevices
.getUserMedia(constraints)
.toDart;
_videoElement.srcObject = _stream;
await _videoElement.play().toDart;
},
stopCamera: () async {
_stopCamera();
},
);
setState(() {
_isProcessing = true;
_error = null;
_status = tr(
'ui.userfront.qr.result_success',
fallback: '승인 화면으로 이동 중...',
);
});
try {
await _scannerController.stop();
} catch (_) {}
if (!mounted) {
return;
}
switch (result.status) {
case QrCameraBootstrapStatus.ready:
_detector = _BarcodeDetector();
setState(() {
_initializing = false;
_status = tr(
'msg.userfront.login.qr.scan_hint',
fallback: 'QR 코드를 카메라 중앙에 맞춰주세요.',
);
});
_startScanLoop();
break;
case QrCameraBootstrapStatus.detectorUnsupported:
setState(() {
_initializing = false;
_status = tr(
'msg.userfront.login.qr.scan_hint',
fallback: 'QR 코드를 카메라 중앙에 맞춰주세요.',
);
_error = tr(
'msg.userfront.qr.camera_error',
fallback: 'Camera error: {{error}}',
params: {'error': result.errorDetail},
);
});
break;
case QrCameraBootstrapStatus.permissionError:
setState(() {
_initializing = false;
_error = tr(
'msg.userfront.qr.permission_error',
fallback: 'Permission request failed. Check browser/OS settings.',
);
});
break;
case QrCameraBootstrapStatus.cameraError:
setState(() {
_initializing = false;
_error = tr(
'msg.userfront.qr.camera_error',
fallback: 'Camera error: {{error}}',
params: {'error': result.errorDetail},
);
});
break;
}
}
void _startScanLoop() {
_scanTimer?.cancel();
_scanTimer = Timer.periodic(const Duration(milliseconds: 250), (_) async {
if (!mounted || _scanInFlight || _navigated) {
return;
}
final detector = _detector;
if (detector == null) {
return;
}
if (_videoElement.readyState < web.HTMLMediaElement.HAVE_CURRENT_DATA) {
return;
}
_scanInFlight = true;
try {
final detected = await detector.detect(_videoElement).toDart;
final items = detected.toDart;
for (final item in items) {
final raw = item.rawValue?.trim();
if (raw != null && raw.isNotEmpty) {
_handleScanSuccess(raw);
break;
}
}
} catch (_) {
} finally {
_scanInFlight = false;
}
});
}
void _stopCamera() {
final stream = _stream;
if (stream == null) {
return;
}
final tracks = stream.getTracks().toDart;
for (final track in tracks) {
track.stop();
}
_videoElement.srcObject = null;
_stream = null;
}
void _handleScanSuccess(String payload) {
if (_navigated || !mounted) {
return;
}
_navigated = true;
_scanTimer?.cancel();
_stopCamera();
context.go(buildQrApprovePath(payload));
}
void _submitManual() {
final payload = _manualController.text.trim();
if (payload.isEmpty) {
return;
void _onDetect(BarcodeCapture capture) {
for (final barcode in capture.barcodes) {
final raw = barcode.rawValue?.trim();
if (raw != null && raw.isNotEmpty) {
unawaited(_navigateToApprove(raw));
return;
}
}
_handleScanSuccess(payload);
}
String _toScannerErrorMessage(MobileScannerException error) {
switch (error.errorCode) {
case MobileScannerErrorCode.permissionDenied:
return tr(
'msg.userfront.qr.permission_error',
fallback: '카메라 권한 요청에 실패했습니다. 브라우저/OS 설정을 확인해주세요.',
);
case MobileScannerErrorCode.unsupported:
return tr(
'msg.userfront.qr.camera_error',
fallback: '카메라 오류: {{error}}',
params: {'error': 'QR scanner is not supported in this browser.'},
);
default:
final detail = error.errorDetails?.message;
return tr(
'msg.userfront.qr.camera_error',
fallback: '카메라 오류: {{error}}',
params: {'error': detail ?? error.errorCode.message},
);
}
}
void _submitManual() {
unawaited(_navigateToApprove(_manualController.text));
}
Future<void> _retry() async {
_scanTimer?.cancel();
_stopCamera();
_detector = null;
await _initializeScanner();
setState(() {
_isProcessing = false;
_error = null;
_status = tr(
'msg.userfront.login.qr.scan_hint',
fallback: 'QR 코드를 카메라 중앙에 맞춰주세요.',
);
});
try {
await _scannerController.start();
} catch (e) {
if (!mounted) {
return;
}
setState(() {
_error = tr(
'msg.userfront.qr.camera_error',
fallback: '카메라 오류: {{error}}',
params: {'error': '$e'},
);
});
}
}
@override
@@ -244,9 +155,43 @@ class _QRScanScreenState extends State<QRScanScreen> {
),
child: ClipRRect(
borderRadius: BorderRadius.circular(12),
child: _initializing
? const Center(child: CircularProgressIndicator())
: HtmlElementView(viewType: _viewType),
child: Stack(
fit: StackFit.expand,
children: [
MobileScanner(
controller: _scannerController,
onDetect: _onDetect,
errorBuilder: (context, error) {
WidgetsBinding.instance.addPostFrameCallback((_) {
if (!mounted) {
return;
}
setState(() {
_error = _toScannerErrorMessage(error);
});
});
return Center(
child: Padding(
padding: const EdgeInsets.all(16),
child: Text(
_toScannerErrorMessage(error),
textAlign: TextAlign.center,
style: const TextStyle(color: Colors.white),
),
),
);
},
),
if (_isProcessing)
Container(
color: Colors.black45,
child: const Center(
child: CircularProgressIndicator(),
),
),
],
),
),
),
),
@@ -262,7 +207,7 @@ class _QRScanScreenState extends State<QRScanScreen> {
],
const SizedBox(height: 12),
FilledButton.icon(
onPressed: _initializing ? null : _retry,
onPressed: _isProcessing ? null : _retry,
icon: const Icon(Icons.refresh),
label: Text(tr('ui.userfront.qr.rescan', fallback: '다시 스캔')),
),
@@ -279,7 +224,7 @@ class _QRScanScreenState extends State<QRScanScreen> {
const SizedBox(height: 8),
FilledButton.icon(
key: const ValueKey('qr_scan_submit_button'),
onPressed: _submitManual,
onPressed: _isProcessing ? null : _submitManual,
icon: const Icon(Icons.check_circle),
label: Text(
tr('ui.userfront.qr.result_success', fallback: '승인 화면으로 이동'),

8
userfront/pubspec.lock
View File

@@ -356,6 +356,14 @@ packages:
url: "https://pub.dev"
source: hosted
version: "2.0.0"
mobile_scanner:
dependency: "direct main"
description:
name: mobile_scanner
sha256: c92c26bf2231695b6d3477c8dcf435f51e28f87b1745966b1fe4c47a286171ce
url: "https://pub.dev"
source: hosted
version: "7.2.0"
node_preamble:
dependency: transitive
description:

1
userfront/pubspec.yaml
View File

@@ -44,6 +44,7 @@ dependencies:
logging: ^1.2.0
logger: ^2.0.0
qr_flutter: ^4.1.0
mobile_scanner: ^7.1.4
easy_localization: ^3.0.7
toml: ^0.15.0
web: ^1.1.0