대시보드 qr 페이지

2026-01-19 15:09:07 +09:00
parent ebfd60f81a
commit 27b8ff2ac1
11 changed files with 338 additions and 21 deletions
--- a/frontend/lib/features/auth/presentation/qr_scan_screen.dart
+++ b/frontend/lib/features/auth/presentation/qr_scan_screen.dart
@@ -0,0 +1,122 @@
+import 'package:flutter/material.dart';
+import 'package:mobile_scanner/mobile_scanner.dart';
+import 'package:go_router/go_router.dart';
+import 'package:logging/logging.dart';
+import 'package:descope/descope.dart';
+import '../../../core/services/auth_proxy_service.dart';
+
+class QRScanScreen extends StatefulWidget {
+  const QRScanScreen({super.key});
+
+  @override
+  State<QRScanScreen> createState() => _QRScanScreenState();
+}
+
+class _QRScanScreenState extends State<QRScanScreen> {
+  final _log = Logger('QRScanScreen');
+  final MobileScannerController controller = MobileScannerController(
+    detectionSpeed: DetectionSpeed.noDuplicates,
+  );
+  bool _isScanned = false;
+
+  @override
+  void dispose() {
+    controller.dispose();
+    super.dispose();
+  }
+
+  Future<void> _onDetect(BarcodeCapture capture) async {
+    if (_isScanned) return;
+    
+    final List<Barcode> barcodes = capture.barcodes;
+    for (final barcode in barcodes) {
+      if (barcode.rawValue != null) {
+        _isScanned = true;
+        String qrData = barcode.rawValue!;
+        String pendingRef = qrData;
+
+        // URL 형식이라면 'ref' 파라미터 추출 시도
+        if (qrData.startsWith('http')) {
+          try {
+            final uri = Uri.parse(qrData);
+            if (uri.queryParameters.containsKey('ref')) {
+              pendingRef = uri.queryParameters['ref']!;
+            }
+          } catch (e) {
+            _log.warning('Failed to parse QR URL: $qrData', e);
+          }
+        }
+
+        _log.info('QR Code detected raw: $qrData, ref: $pendingRef');
+        
+        final sessionToken = Descope.sessionManager.session?.sessionToken.jwt;
+        if (sessionToken == null) {
+          if (mounted) {
+             ScaffoldMessenger.of(context).showSnackBar(
+              const SnackBar(content: Text('로그인이 필요합니다.'), backgroundColor: Colors.red),
+            );
+            context.pop();
+          }
+          return;
+        }
+
+        try {
+          // Call backend API to approve login with clean ref
+          await AuthProxyService.approveQrLogin(pendingRef, sessionToken);
+          
+          if (mounted) {
+            ScaffoldMessenger.of(context).showSnackBar(
+              const SnackBar(
+                content: Text('로그인 승인 완료!'),
+                backgroundColor: Colors.green,
+              ),
+            );
+            // Wait a bit and go back
+            await Future.delayed(const Duration(milliseconds: 500));
+            if (mounted) context.pop();
+          }
+        } catch (e) {
+          _log.severe("QR Approval Failed", e);
+          if (mounted) {
+            ScaffoldMessenger.of(context).showSnackBar(
+              SnackBar(content: Text('승인 실패: $e'), backgroundColor: Colors.red),
+            );
+            // Allow rescanning after a delay
+            await Future.delayed(const Duration(seconds: 2));
+            _isScanned = false;
+          }
+        }
+        break;
+      }
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Scan QR Code'),
+        leading: IconButton(
+          icon: const Icon(Icons.arrow_back),
+          onPressed: () => context.pop(),
+        ),
+      ),
+      body: MobileScanner(
+        controller: controller,
+        onDetect: _onDetect,
+        errorBuilder: (context, error, child) {
+          return Center(
+            child: Column(
+              mainAxisAlignment: MainAxisAlignment.center,
+              children: [
+                const Icon(Icons.error, color: Colors.red, size: 50),
+                const SizedBox(height: 10),
+                Text('Camera Error: ${error.errorCode}'),
+              ],
+            ),
+          );
+        },
+      ),
+    );
+  }
+}