feat: 更新AppSettingView和ImagePicker组件以增强图片选择与预览体验

- 在AppSettingView中修复selectedImages的绑定，确保预览组件正确接收图片。
- 在ImagePreviewView中将images参数改为@Binding类型，提升数据流动性。
- 在ImagePickerWithPreviewView中使用.constant修饰符，优化预览逻辑。
- 在CameraPicker中添加相机控制显示和视图变换设置，提升用户体验。
- 在ImagePreviewView中添加加载状态提示，改善用户反馈。

yana/Views/AppSettingView.swift

@@ -73,7 +73,7 @@ struct AppSettingView: View {
                 }
                 .fullScreenCover(isPresented: $showPreview) {
                     ImagePreviewView(
-                        images: selectedImages,
+                        images: $selectedImages,
                         currentIndex: .constant(0),
                         onConfirm: {
                             print("[LOG] 预览确认，准备上传头像")
@@ -102,7 +102,10 @@ struct AppSettingView: View {
                             if let data = try? result.get(), let uiImage = UIImage(data: data) {
                                 DispatchQueue.main.async {
                                     tempImages.append(uiImage)
+                                    print("[LOG] 成功加载图片，当前tempImages数量: \(tempImages.count)")
                                 }
+                            } else {
+                                print("[LOG] 图片加载失败")
                             }
                         }
                     }
@@ -110,6 +113,7 @@ struct AppSettingView: View {
                         group.wait()
                         DispatchQueue.main.async {
                             isLoading = false
+                            print("[LOG] 所有图片加载完成，tempImages数量: \(tempImages.count)")
                             if tempImages.isEmpty {
                                 errorMessage = "图片加载失败，请重试"
                                 // 强制关闭所有弹窗
@@ -119,11 +123,13 @@ struct AppSettingView: View {
                                 showActionSheet = false
                                 print("[LOG] PhotosPicker图片加载失败，弹出错误提示")
                             } else {
+                                // 先设置selectedImages，确保预览组件能接收到图片
                                 selectedImages = tempImages
-                                print("[LOG] PhotosPicker获得图片，准备延迟进入预览，图片数量: \(tempImages.count)")
-                                DispatchQueue.main.asyncAfter(deadline: .now() + 0.3) {
+                                print("[LOG] selectedImages已设置，数量: \(selectedImages.count)")
+                                // 确保在主线程上设置showPreview
+                                DispatchQueue.main.async {
                                     showPreview = true
-                                    print("[LOG] PhotosPicker延迟后进入预览")
+                                    print("[LOG] showPreview已设置为true")
                                 }
                             }
                         }

yana/Views/Components/ImagePickerWithPreview/ImagePickerWithPreviewCoordinator.swift

@@ -15,6 +15,8 @@ public struct CameraPicker: UIViewControllerRepresentable {
         picker.sourceType = .camera
         picker.delegate = context.coordinator
         picker.allowsEditing = false
+        picker.cameraViewTransform = .identity  
+        picker.showsCameraControls = true  
         return picker
     }
     public func updateUIViewController(_ uiViewController: UIImagePickerController, context: Context) {}
@@ -35,4 +37,4 @@ public struct CameraPicker: UIViewControllerRepresentable {
     }
 }
 
-// 可选：如需自定义相册选择器，可扩展此文件 
+// 可选：如需自定义相册选择器，可扩展此文件 

yana/Views/Components/ImagePickerWithPreview/ImagePickerWithPreviewView.swift

@@ -142,7 +142,7 @@ private struct PreviewCoverModifier: ViewModifier {
             set: { _ in }
         )) {
             ImagePreviewView(
-                images: previewImages,
+                images: .constant(previewImages),
                 currentIndex: .init(
                     get: { viewStore.inner.previewIndex },
                     set: { viewStore.send(.inner(.setPreviewIndex($0))) }

yana/Views/Components/ImagePickerWithPreview/ImagePreviewView.swift

@@ -1,13 +1,13 @@
 import SwiftUI
 
 public struct ImagePreviewView: View {
-    let images: [UIImage]
+    @Binding var images: [UIImage]
     @Binding var currentIndex: Int
     let onConfirm: () -> Void
     let onCancel: () -> Void
     
-    public init(images: [UIImage], currentIndex: Binding<Int>, onConfirm: @escaping () -> Void, onCancel: @escaping () -> Void) {
-        self.images = images
+    public init(images: Binding<[UIImage]>, currentIndex: Binding<Int>, onConfirm: @escaping () -> Void, onCancel: @escaping () -> Void) {
+        self._images = images
         self._currentIndex = currentIndex
         self.onConfirm = onConfirm
         self.onCancel = onCancel
@@ -29,6 +29,16 @@ public struct ImagePreviewView: View {
                     }
                     .tabViewStyle(PageTabViewStyle(indexDisplayMode: images.count > 1 ? .always : .never))
                     .frame(maxHeight: 400)
+                } else {
+                    // 显示加载状态
+                    VStack {
+                        ProgressView()
+                            .progressViewStyle(CircularProgressViewStyle(tint: .white))
+                            .scaleEffect(1.5)
+                        Text("加载图片中...")
+                            .foregroundColor(.white)
+                            .padding(.top, 16)
+                    }
                 }
                 Spacer()
                 HStack(spacing: 24) {
@@ -48,6 +58,8 @@ public struct ImagePreviewView: View {
                             .background(Color.blue)
                             .cornerRadius(20)
                     }
+                    .disabled(images.isEmpty)
+                    .opacity(images.isEmpty ? 0.5 : 1.0)
                 }
                 .padding(.bottom, 40)
             }