Implement camera permission management in ScannerView; add CameraPermissionView for user feedback on permission status; enhance logging for permission requests and status changes; localize new strings for camera permission prompts.

MyQrCode.xcodeproj/xcuserdata/yc.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist

@@ -16,8 +16,8 @@
             endingColumnNumber = "9223372036854775807"
             startingLineNumber = "146"
             endingLineNumber = "146"
-            landmarkName = "ScanningOverlayView"
+            landmarkName = "resetToScanning()"
-            landmarkType = "14">
+            landmarkType = "7">
          </BreakpointContent>
       </BreakpointProxy>
       <BreakpointProxy
@@ -32,8 +32,8 @@
             endingColumnNumber = "9223372036854775807"
             startingLineNumber = "147"
             endingLineNumber = "147"
-            landmarkName = "ScanningOverlayView"
+            landmarkName = "resetToScanning()"
-            landmarkType = "14">
+            landmarkType = "7">
          </BreakpointContent>
       </BreakpointProxy>
       <BreakpointProxy
@@ -48,8 +48,8 @@
             endingColumnNumber = "9223372036854775807"
             startingLineNumber = "139"
             endingLineNumber = "139"
-            landmarkName = "ScannerView"
+            landmarkName = "resetToScanning()"
-            landmarkType = "14">
+            landmarkType = "7">
          </BreakpointContent>
       </BreakpointProxy>
       <BreakpointProxy
@@ -64,8 +64,8 @@
             endingColumnNumber = "9223372036854775807"
             startingLineNumber = "167"
             endingLineNumber = "167"
-            landmarkName = "body"
+            landmarkName = "ScanningOverlayView"
-            landmarkType = "24">
+            landmarkType = "14">
          </BreakpointContent>
       </BreakpointProxy>
    </Breakpoints>

MyQrCode/ScannerView.swift

@@ -15,38 +15,55 @@ struct ScannerView: View {
     
     var body: some View {
         ZStack {
-            // 相机预览层
+            // 相机权限检查
-            CameraPreviewView(session: scannerViewModel.captureSession, previewLayer: $previewLayer)
+            if scannerViewModel.cameraAuthorizationStatus == .authorized {
-                .ignoresSafeArea()
+                // 相机预览层
-            
+                CameraPreviewView(session: scannerViewModel.captureSession, previewLayer: $previewLayer)
-            // 扫描界面覆盖层
+                    .ignoresSafeArea()
-            ScanningOverlayView(
+                
-                showPreviewPause: showPreviewPause,
+                // 扫描界面覆盖层
-                selectedStyle: $selectedScanningStyle,
+                ScanningOverlayView(
-                detectedCodesCount: scannerViewModel.detectedCodes.count,
+                    showPreviewPause: showPreviewPause,
-                onClose: { dismiss() }
+                    selectedStyle: $selectedScanningStyle,
-            )
+                    detectedCodesCount: scannerViewModel.detectedCodes.count,
-            
+                    onClose: { dismiss() }
-            // 条码位置标记覆盖层
-            if showPreviewPause && !scannerViewModel.detectedCodes.isEmpty {
-                CodePositionOverlay(
-                    detectedCodes: scannerViewModel.detectedCodes,
-                    previewLayer: previewLayer,
-                    onCodeSelected: handleCodeSelection,
-                    onRescan: resetToScanning
                 )
-            }
                 
-            // 测试按钮（调试用）
+                // 条码位置标记覆盖层
-            if showPreviewPause && scannerViewModel.detectedCodes.count == 1 {
+                if showPreviewPause && !scannerViewModel.detectedCodes.isEmpty {
-                TestAutoSelectButton(
+                    CodePositionOverlay(
-                    detectedCode: scannerViewModel.detectedCodes[0],
+                        detectedCodes: scannerViewModel.detectedCodes,
-                    onSelect: handleCodeSelection
+                        previewLayer: previewLayer,
+                        onCodeSelected: handleCodeSelection,
+                        onRescan: resetToScanning
+                    )
+                }
+                
+                // 测试按钮（调试用）
+                if showPreviewPause && scannerViewModel.detectedCodes.count == 1 {
+                    TestAutoSelectButton(
+                        detectedCode: scannerViewModel.detectedCodes[0],
+                        onSelect: handleCodeSelection
+                    )
+                }
+            } else {
+                // 权限未授权时的UI
+                CameraPermissionView(
+                    authorizationStatus: scannerViewModel.cameraAuthorizationStatus,
+                    onRequestPermission: {
+                        scannerViewModel.refreshCameraPermission()
+                    },
+                    onOpenSettings: {
+                        scannerViewModel.openSettings()
+                    }
                 )
             }
         }
         .onAppear {
-            scannerViewModel.startScanning()
+            // 只有在相机权限已授权时才启动扫描
+            if scannerViewModel.cameraAuthorizationStatus == .authorized {
+                scannerViewModel.startScanning()
+            }
         }
         .onDisappear {
             scannerViewModel.stopScanning()
@@ -59,6 +76,12 @@ struct ScannerView: View {
         .onReceive(scannerViewModel.$detectedCodes) { codes in
             handleDetectedCodes(codes)
         }
+        .onReceive(scannerViewModel.$cameraAuthorizationStatus) { status in
+            if status == .authorized {
+                logInfo("🎯 相机权限已授权，启动扫描", className: "ScannerView")
+                scannerViewModel.startScanning()
+            }
+        }
         .onReceive(NotificationCenter.default.publisher(for: UIDevice.orientationDidChangeNotification)) { _ in
             handleOrientationChange()
         }
@@ -311,13 +334,78 @@ struct CameraPreviewView: UIViewRepresentable {
 class ScannerViewModel: NSObject, ObservableObject, AVCaptureMetadataOutputObjectsDelegate {
     @Published var detectedCodes: [DetectedCode] = []
     @Published var showAlert = false
+    @Published var cameraAuthorizationStatus: AVAuthorizationStatus = .notDetermined
+    @Published var showPermissionAlert = false
     
     var captureSession: AVCaptureSession!
     private var metadataOutput: AVCaptureMetadataOutput?
     
     override init() {
         super.init()
-        setupCaptureSession()
+        checkCameraPermission()
+    }
+    
+    // MARK: - 相机权限管理
+    
+    private func checkCameraPermission() {
+        logInfo("🔍 检查相机权限状态", className: "ScannerViewModel")
+        
+        switch AVCaptureDevice.authorizationStatus(for: .video) {
+        case .authorized:
+            logInfo("✅ 相机权限已授权", className: "ScannerViewModel")
+            cameraAuthorizationStatus = .authorized
+            setupCaptureSession()
+            
+        case .notDetermined:
+            logInfo("❓ 相机权限未确定，请求权限", className: "ScannerViewModel")
+            requestCameraPermission()
+            
+        case .denied, .restricted:
+            logWarning("❌ 相机权限被拒绝或受限", className: "ScannerViewModel")
+            cameraAuthorizationStatus = AVCaptureDevice.authorizationStatus(for: .video)
+            showPermissionAlert = true
+            
+        @unknown default:
+            logWarning("❓ 未知的相机权限状态", className: "ScannerViewModel")
+            cameraAuthorizationStatus = .notDetermined
+        }
+    }
+    
+    private func requestCameraPermission() {
+        logInfo("🔐 请求相机权限", className: "ScannerViewModel")
+        
+        AVCaptureDevice.requestAccess(for: .video) { [weak self] granted in
+            DispatchQueue.main.async {
+                if granted {
+                    logInfo("✅ 相机权限请求成功", className: "ScannerViewModel")
+                    self?.cameraAuthorizationStatus = .authorized
+                    self?.setupCaptureSession()
+                } else {
+                    logWarning("❌ 相机权限请求被拒绝", className: "ScannerViewModel")
+                    self?.cameraAuthorizationStatus = .denied
+                    self?.showPermissionAlert = true
+                }
+            }
+        }
+    }
+    
+    func openSettings() {
+        logInfo("⚙️ 打开系统设置", className: "ScannerViewModel")
+        
+        if let settingsUrl = URL(string: UIApplication.openSettingsURLString) {
+            UIApplication.shared.open(settingsUrl) { success in
+                if success {
+                    logInfo("✅ 成功打开系统设置", className: "ScannerViewModel")
+                } else {
+                    logWarning("⚠️ 打开系统设置失败", className: "ScannerViewModel")
+                }
+            }
+        }
+    }
+    
+    func refreshCameraPermission() {
+        logInfo("🔍 重新检查相机权限状态", className: "ScannerViewModel")
+        checkCameraPermission()
     }
     
     // MARK: - 相机设置
@@ -882,6 +970,85 @@ extension Notification.Name {
     static let scannerDidScanCode = Notification.Name("scannerDidScanCode")
 }
 
+// MARK: - 相机权限视图
+struct CameraPermissionView: View {
+    let authorizationStatus: AVAuthorizationStatus
+    let onRequestPermission: () -> Void
+    let onOpenSettings: () -> Void
+    
+    var body: some View {
+        VStack(spacing: 30) {
+            Spacer()
+            
+            // 相机图标
+            Image(systemName: "camera.fill")
+                .font(.system(size: 80))
+                .foregroundColor(.gray)
+            
+            // 标题
+            Text("camera_permission_title".localized)
+                .font(.largeTitle)
+                .fontWeight(.bold)
+                .multilineTextAlignment(.center)
+            
+            // 描述文本
+            Text(getDescriptionText())
+                .font(.body)
+                .multilineTextAlignment(.center)
+                .foregroundColor(.secondary)
+                .padding(.horizontal, 40)
+            
+            // 操作按钮
+            VStack(spacing: 15) {
+                if authorizationStatus == .notDetermined {
+                    Button(action: onRequestPermission) {
+                        HStack {
+                            Image(systemName: "camera.badge.ellipsis")
+                            Text("request_camera_permission".localized)
+                        }
+                        .font(.headline)
+                        .foregroundColor(.white)
+                        .frame(maxWidth: .infinity)
+                        .padding()
+                        .background(Color.blue)
+                        .cornerRadius(12)
+                    }
+                } else if authorizationStatus == .denied || authorizationStatus == .restricted {
+                    Button(action: onOpenSettings) {
+                        HStack {
+                            Image(systemName: "gear")
+                            Text("open_settings".localized)
+                        }
+                        .font(.headline)
+                        .foregroundColor(.white)
+                        .frame(maxWidth: .infinity)
+                        .padding()
+                        .background(Color.orange)
+                        .cornerRadius(12)
+                    }
+                }
+            }
+            .padding(.horizontal, 40)
+            
+            Spacer()
+        }
+        .background(Color(.systemBackground))
+    }
+    
+    private func getDescriptionText() -> String {
+        switch authorizationStatus {
+        case .notDetermined:
+            return "camera_permission_description".localized
+        case .denied:
+            return "camera_permission_denied".localized
+        case .restricted:
+            return "camera_permission_restricted".localized
+        default:
+            return "camera_permission_unknown".localized
+        }
+    }
+}
+
 #if DEBUG
 struct ScannerView_Previews: PreviewProvider {
     static var previews: some View {

MyQrCode/en.lproj/Localizable.strings

@@ -34,6 +34,15 @@
 // Test Button
 "test_auto_select" = "Test Auto Select";
 
+// Camera Permission
+"camera_permission_title" = "Camera Permission Required";
+"camera_permission_description" = "This app needs access to your camera to scan QR codes and barcodes. Please grant camera permission to continue.";
+"camera_permission_denied" = "Camera access has been denied. Please enable camera permission in Settings to use the scanner.";
+"camera_permission_restricted" = "Camera access is restricted. Please check your device settings or contact your administrator.";
+"camera_permission_unknown" = "Camera permission status is unknown. Please check your device settings.";
+"request_camera_permission" = "Grant Camera Access";
+"open_settings" = "Open Settings";
+
 // Language Settings
 "select_language" = "Select Language";
 "language_changes_info" = "Language changes will take effect immediately";

MyQrCode/zh-Hans.lproj/Localizable.strings

@@ -34,6 +34,15 @@
 // 测试按钮
 "test_auto_select" = "测试自动选择";
 
+// 相机权限
+"camera_permission_title" = "需要相机权限";
+"camera_permission_description" = "此应用需要访问您的相机来扫描二维码和条形码。请授予相机权限以继续使用。";
+"camera_permission_denied" = "相机访问被拒绝。请在设置中启用相机权限以使用扫描器。";
+"camera_permission_restricted" = "相机访问受限。请检查您的设备设置或联系管理员。";
+"camera_permission_unknown" = "相机权限状态未知。请检查您的设备设置。";
+"request_camera_permission" = "授予相机权限";
+"open_settings" = "打开设置";
+
 // 语言设置
 "select_language" = "选择语言";
 "language_changes_info" = "语言更改将立即生效";