feat: 优化AppSettingView和ImagePicker组件以增强图片选择体验

- 在AppSettingView中添加详细的日志记录，便于调试和用户反馈。
- 改进图片加载逻辑，确保在加载失败时提供用户友好的错误提示。
- 在ImagePickerWithPreview组件中使用主线程更新UI，提升响应速度。
- 更新错误弹窗逻辑，确保在用户确认后关闭所有相关弹窗，优化用户体验。

yana/Views/AppSettingView.swift

@@ -53,9 +53,20 @@ struct AppSettingView: View {
                 )
                 .sheet(isPresented: $showCamera) {
                     CameraPicker { image in
+                        print("[LOG] CameraPicker回调，image: \(image != nil)")
                         if let image = image {
-                            selectedImages = [image]
-                            showPreview = true
+                            print("[LOG] CameraPicker获得图片，直接上传头像")
+                            if let data = image.jpegData(compressionQuality: 0.8) {
+                                viewStore.send(AppSettingFeature.Action.avatarSelected(data))
+                            }
+                        } else {
+                            errorMessage = "拍照失败，请重试"
+                            // 强制关闭所有弹窗
+                            showPreview = false
+                            showCamera = false
+                            showPhotoPicker = false
+                            showActionSheet = false
+                            print("[LOG] CameraPicker无图片，弹出错误提示")
                         }
                         showCamera = false
                     }
@@ -65,17 +76,20 @@ struct AppSettingView: View {
                         images: selectedImages,
                         currentIndex: .constant(0),
                         onConfirm: {
+                            print("[LOG] 预览确认，准备上传头像")
                             if let image = selectedImages.first, let data = image.jpegData(compressionQuality: 0.8) {
                                 viewStore.send(AppSettingFeature.Action.avatarSelected(data))
                             }
                             showPreview = false
                         },
                         onCancel: {
+                            print("[LOG] 预览取消")
                             showPreview = false
                         }
                     )
                 }
                 .onChange(of: selectedPhotoItems) { items in
+                    print("[LOG] PhotosPicker选中items: \(items.count)")
                     guard !items.isEmpty else { return }
                     isLoading = true
                     selectedImages = []
@@ -86,16 +100,32 @@ struct AppSettingView: View {
                         item.loadTransferable(type: Data.self) { result in
                             defer { group.leave() }
                             if let data = try? result.get(), let uiImage = UIImage(data: data) {
-                                tempImages.append(uiImage)
+                                DispatchQueue.main.async {
+                                    tempImages.append(uiImage)
+                                }
                             }
                         }
                     }
                     DispatchQueue.global().async {
                         group.wait()
                         DispatchQueue.main.async {
-                            selectedImages = tempImages
                             isLoading = false
-                            showPreview = !tempImages.isEmpty
+                            if tempImages.isEmpty {
+                                errorMessage = "图片加载失败，请重试"
+                                // 强制关闭所有弹窗
+                                showPreview = false
+                                showCamera = false
+                                showPhotoPicker = false
+                                showActionSheet = false
+                                print("[LOG] PhotosPicker图片加载失败，弹出错误提示")
+                            } else {
+                                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) {
+                                    showPreview = true
+                                    print("[LOG] PhotosPicker延迟后进入预览")
+                                }
+                            }
                         }
                     }
                 }
@@ -103,7 +133,14 @@ struct AppSettingView: View {
                     get: { errorMessage != nil },
                     set: { if !$0 { errorMessage = nil } }
                 )) {
-                    Alert(title: Text("错误"), message: Text(errorMessage ?? ""), dismissButton: .default(Text("确定")))
+                    print("[LOG] 错误弹窗弹出: \(errorMessage ?? "")")
+                    return Alert(title: Text("错误"), message: Text(errorMessage ?? ""), dismissButton: .default(Text("确定"), action: {
+                        // 强制关闭所有弹窗，放到action中，避免在视图更新周期set状态
+                        showPreview = false
+                        showCamera = false
+                        showPhotoPicker = false
+                        showActionSheet = false
+                    }))
                 }
                 .navigationBarHidden(true)
                 .alert("修改昵称", isPresented: $showNicknameAlert) {

yana/Views/Components/ImagePickerWithPreview/ImagePickerWithPreviewView.swift

@@ -114,7 +114,9 @@ private struct PhotosPickerModifier: ViewModifier {
                     item.loadTransferable(type: Data.self) { result in
                         defer { group.leave() }
                         if let data = try? result.get(), let uiImage = UIImage(data: data) {
-                            tempImages.append(uiImage)
+                            DispatchQueue.main.async {
+                                tempImages.append(uiImage)
+                            }
                         }
                     }
                 }

yana/Views/Components/ImagePickerWithPreview/ImagePreviewView.swift

@@ -53,4 +53,4 @@ public struct ImagePreviewView: View {
             }
         }
     }
-} 
+}