feat: 上传进度

wake/View/Components/Upload/Avatar.swift

@@ -1,52 +1,60 @@
 import SwiftUI
 import PhotosUI
 
-/// 上传结果，包含原图和压缩图的上传信息
-struct UploadResults {
-    let original: ImageUploaderGetID.UploadResult
-    let compressed: ImageUploaderGetID.UploadResult
+// MARK: - Data Models
+
+/// 上传进度信息
+public struct UploadProgress {
+    public let current: Int
+    public let total: Int
+    public let progress: Double
+    public let isOriginal: Bool
+    
+    public init(current: Int, total: Int, progress: Double, isOriginal: Bool) {
+        self.current = current
+        self.total = total
+        self.progress = progress
+        self.isOriginal = isOriginal
+    }
 }
 
+/// 上传结果，包含原图和压缩图的上传信息
+public struct UploadResults {
+    public let original: ImageUploaderGetID.UploadResult
+    public let compressed: ImageUploaderGetID.UploadResult
+    
+    public init(original: ImageUploaderGetID.UploadResult, 
+                compressed: ImageUploaderGetID.UploadResult) {
+        self.original = original
+        self.compressed = compressed
+    }
+}
+
+// MARK: - Photo Picker
+
 /// 照片选择器，封装了系统相册选择功能
-/// 使用UIViewControllerRepresentable包装PHPickerViewController，提供SwiftUI兼容的图片选择界面
 struct PhotoPicker: UIViewControllerRepresentable {
     // MARK: - Properties
-    
-    /// 绑定的已选图片数组，用于存储用户选择的图片
     @Binding var selectedImages: [UIImage]
-    
-    /// 最多可选图片数量，默认为1
     let selectionLimit: Int
-    
-    /// 图片过滤器，默认为图片类型，可过滤特定类型的媒体
     let filter: PHPickerFilter
-    
-    /// 图片上传完成回调，返回上传结果或错误
     var onImageUploaded: ((Result<UploadResults, Error>) -> Void)?
+    var onUploadProgress: ((UploadProgress) -> Void)?
     
     // MARK: - Initialization
-    
-    /// 初始化照片选择器
-    /// - Parameters:
-    ///   - selectedImages: 绑定的图片数组，用于接收用户选择的图片
-    ///   - selectionLimit: 最多可选图片数量，默认为1
-    ///   - filter: 媒体类型过滤器，默认为图片
-    ///   - onImageUploaded: 图片上传完成后的回调闭包
-    init(
-        selectedImages: Binding<[UIImage]>,
+    init(selectedImages: Binding<[UIImage]>,
          selectionLimit: Int = 1,
          filter: PHPickerFilter = .images,
-        onImageUploaded: ((Result<UploadResults, Error>) -> Void)? = nil
-    ) {
+         onImageUploaded: ((Result<UploadResults, Error>) -> Void)? = nil,
+         onUploadProgress: ((UploadProgress) -> Void)? = nil) {
         self._selectedImages = selectedImages
         self.selectionLimit = selectionLimit
         self.filter = filter
         self.onImageUploaded = onImageUploaded
+        self.onUploadProgress = onUploadProgress
     }
     
     // MARK: - UIViewControllerRepresentable
-    
-    /// 创建并返回配置好的PHPickerViewController
     func makeUIViewController(context: Context) -> PHPickerViewController {
         var configuration = PHPickerConfiguration(photoLibrary: PHPhotoLibrary.shared())
         configuration.filter = filter
@@ -58,42 +66,30 @@ struct PhotoPicker: UIViewControllerRepresentable {
         return picker
     }
     
-    /// 更新视图控制器（空实现，因为不需要更新）
     func updateUIViewController(_ uiViewController: PHPickerViewController, context: Context) {}
     
-    /// 创建协调器，用于处理PHPickerViewController的代理方法
     func makeCoordinator() -> Coordinator {
         Coordinator(self)
     }
     
     // MARK: - Coordinator
-    
-    /// 协调器类，处理PHPickerViewController的代理方法
     class Coordinator: NSObject, PHPickerViewControllerDelegate {
-        /// 对父视图的弱引用
         let parent: PhotoPicker
-        
-        /// 图片上传器实例
         private let uploader = ImageUploaderGetID()
         
         init(_ parent: PhotoPicker) {
             self.parent = parent
         }
         
-        /// 当用户完成图片选择时调用
         func picker(_ picker: PHPickerViewController, didFinishPicking results: [PHPickerResult]) {
-            // 清空已选图片
             parent.selectedImages.removeAll()
-            
-            // 使用DispatchGroup管理多个异步任务
             let group = DispatchGroup()
-            var loadedImages: [Int: UIImage] = [:]  // 用于保持图片顺序的字典
+            var loadedImages: [Int: UIImage] = [:]
             var uploadResults: [Int: (original: ImageUploaderGetID.UploadResult?, 
                                      compressed: ImageUploaderGetID.UploadResult?)] = [:]
             
-            // 遍历所有选中的图片
             for (index, result) in results.enumerated() {
-                group.enter()  // 进入组
+                group.enter()
                 
                 if result.itemProvider.canLoadObject(ofClass: UIImage.self) {
                     result.itemProvider.loadObject(ofClass: UIImage.self) { [weak self] (image, error) in
@@ -102,17 +98,28 @@ struct PhotoPicker: UIViewControllerRepresentable {
                             return
                         }
                         
-                        // 1. 保存原始图片
                         loadedImages[index] = image
                         
-                        // 2. 压缩图片（质量压缩到50%）
                         guard let compressedImage = image.jpegData(compressionQuality: 0.5).flatMap(UIImage.init(data:)) else {
                             group.leave()
                             return
                         }
                         
-                        // 3. 上传原图
-                        self.uploader.uploadImage(image) { [weak self] originalResult in
+                        self.uploader.uploadImage(
+                            image,
+                            progress: { [weak self] progress in
+                                let progressInfo = UploadProgress(
+                                    current: Int(progress * 100),
+                                    total: 100,
+                                    progress: progress,
+                                    isOriginal: true
+                                )
+                                DispatchQueue.main.async {
+                                    self?.parent.onUploadProgress?(progressInfo)
+                                }
+                                print("📤 原图上传进度: \(Int(progress * 100))%")
+                            },
+                            completion: { [weak self] originalResult in
                                 guard let self = self else {
                                     group.leave()
                                     return
@@ -120,13 +127,25 @@ struct PhotoPicker: UIViewControllerRepresentable {
                                 
                                 switch originalResult {
                                 case .success(let originalUploadResult):
-                                // 4. 原图上传成功后上传压缩图
-                                self.uploader.uploadImage(compressedImage) { compressedResult in
+                                    self.uploader.uploadImage(
+                                        compressedImage,
+                                        progress: { [weak self] progress in
+                                            let progressInfo = UploadProgress(
+                                                current: Int(progress * 100),
+                                                total: 100,
+                                                progress: progress,
+                                                isOriginal: false
+                                            )
+                                            DispatchQueue.main.async {
+                                                self?.parent.onUploadProgress?(progressInfo)
+                                            }
+                                            print("📊 压缩图上传进度: \(Int(progress * 100))%")
+                                        },
+                                        completion: { compressedResult in
                                             defer { group.leave() }
                                             
                                             switch compressedResult {
                                             case .success(let compressedUploadResult):
-                                        // 保存两个上传结果
                                                 uploadResults[index] = (originalUploadResult, compressedUploadResult)
                                                 print("✅ 原图和压缩图上传成功！")
                                                 print("📂 原图信息：")
@@ -136,7 +155,6 @@ struct PhotoPicker: UIViewControllerRepresentable {
                                                 print("   - 文件ID: \(compressedUploadResult.fileId)")
                                                 print("   - 文件大小: \(compressedUploadResult.fileSize) 字节")
                                                 
-                                        // 使用MaterialService上传文件信息到后端
                                                 MaterialService.shared.uploadMaterialInfo(
                                                     fileId: originalUploadResult.fileId,
                                                     previewFileId: compressedUploadResult.fileId
@@ -153,41 +171,39 @@ struct PhotoPicker: UIViewControllerRepresentable {
                                                 uploadResults[index] = (originalUploadResult, nil)
                                             }
                                         }
+                                    )
                                     
                                 case .failure(let error):
                                     print("❌ 原图上传失败: \(error.localizedDescription)")
                                     group.leave()
                                 }
                             }
+                        )
                     }
                 } else {
                     group.leave()
                 }
             }
             
-            // 所有上传任务完成后的处理
             group.notify(queue: .main) { [weak self] in
                 guard let self = self else { return }
                 
-                // 1. 更新选中的图片（只显示原图）
                 let sortedImages = loadedImages.sorted { $0.key < $1.key }.map { $0.value }
                 self.parent.selectedImages.append(contentsOf: sortedImages)
                 
-                // 2. 检查是否所有上传都成功
                 if let firstResult = uploadResults.first?.value,
                    let original = firstResult.original,
                    let compressed = firstResult.compressed {
-                    // 3. 如果成功，返回上传结果
                     let results = UploadResults(original: original, compressed: compressed)
                     self.parent.onImageUploaded?(.success(results))
                 } else {
-                    // 4. 如果失败，返回错误
-                    self.parent.onImageUploaded?(.failure(NSError(domain: "com.wake.upload", 
+                    self.parent.onImageUploaded?(.failure(NSError(
+                        domain: "com.wake.upload", 
                         code: -1, 
-                                                               userInfo: [NSLocalizedDescriptionKey: "上传过程中出现错误"])))
+                        userInfo: [NSLocalizedDescriptionKey: "上传过程中出现错误"]
+                    )))
                 }
                 
-                // 5. 关闭图片选择器
                 picker.dismiss(animated: true)
             }
         }
@@ -197,39 +213,23 @@ struct PhotoPicker: UIViewControllerRepresentable {
 // MARK: - Avatar Uploader
 
 /// 头像上传视图，提供头像选择功能
-/// 封装了头像显示和选择逻辑，支持点击选择新头像
 struct AvatarUploader: View {
-    // MARK: - Properties
-    
-    /// 绑定的当前选中头像图片
     @Binding var selectedImage: UIImage?
-    
-    /// 头像显示尺寸
     let size: CGFloat
-    
-    /// 上传完成回调，返回上传结果或错误
     var onUploadComplete: ((Result<UploadResults, Error>) -> Void)?
     
-    // MARK: - State
-    
-    /// 控制图片选择器的显示状态
     @State private var isImagePickerPresented = false
     
-    // MARK: - Body
-    
     var body: some View {
-        // 头像按钮，点击后显示图片选择器
         Button(action: { isImagePickerPresented = true }) {
             ZStack {
                 if let selectedImage = selectedImage {
-                    // 显示已选中的头像
                     Image(uiImage: selectedImage)
                         .resizable()
                         .scaledToFill()
                         .frame(width: size, height: size)
                         .clipShape(RoundedRectangle(cornerRadius: size * 0.1))
                 } else {
-                    // 默认头像占位视图
                     Color.gray.opacity(0.1)
                         .frame(width: size, height: size)
                         .overlay(
@@ -244,11 +244,10 @@ struct AvatarUploader: View {
                 }
             }
             .frame(width: size, height: size)
-            .contentShape(Rectangle())  // 确保整个区域都可点击
+            .contentShape(Rectangle())
         }
-        .buttonStyle(PlainButtonStyle())  // 使用无样式按钮
+        .buttonStyle(PlainButtonStyle())
         .sheet(isPresented: $isImagePickerPresented) {
-            // 显示图片选择器
             PhotoPicker(
                 selectedImages: Binding(
                     get: { [selectedImage].compactMap { $0 } },
@@ -256,10 +255,12 @@ struct AvatarUploader: View {
                         selectedImage = images.first
                     }
                 ),
-                selectionLimit: 1,  // 限制只能选择一张图片
+                selectionLimit: 1,
                 onImageUploaded: { result in
-                    // 图片上传完成后的处理
                     onUploadComplete?(result)
+                },
+                onUploadProgress: { progress in
+                    print("上传进度：\(progress.current)/\(progress.total)，进度：\(progress.progress * 100)%")
                 }
             )
         }

wake/View/Components/Upload/ImageUploaderGetID.swift

@@ -69,8 +69,13 @@ public class ImageUploaderGetID: ObservableObject {
     /// 上传图片到服务器
     /// - Parameters:
     ///   - image: 要上传的图片
-    ///   - completion: 完成回调，返回Result类型的结果
-    public func uploadImage(_ image: UIImage, completion: @escaping (Result<UploadResult, Error>) -> Void) {
+    ///   - progress: 上传进度回调 (0.0 到 1.0)
+    ///   - completion: 完成回调
+    public func uploadImage(
+        _ image: UIImage,
+        progress: @escaping (Double) -> Void,
+        completion: @escaping (Result<UploadResult, Error>) -> Void
+    ) {
         print("🔄 开始准备上传图片...")
         
         // 1. 转换图片为Data
@@ -85,11 +90,37 @@ public class ImageUploaderGetID: ObservableObject {
         getUploadURL(for: imageData) { [weak self] result in
             switch result {
             case .success((let fileId, let uploadURL)):
-                // 3. 确认上传
-                self?.confirmUpload(fileId: fileId, fileName: "avatar_\(UUID().uuidString).jpg", fileSize: imageData.count) { confirmResult in
-                    completion(confirmResult)
-                }
+                print("📤 获取到上传URL，开始上传文件...")
+                
+                // 3. 上传文件
+                _ = self?.uploadFile(
+                    fileData: imageData,
+                    to: uploadURL,
+                    mimeType: "image/jpeg",
+                    onProgress: { uploadProgress in
+                        print("📊 上传进度: \(Int(uploadProgress * 100))%")
+                        progress(uploadProgress)
+                    },
+                    completion: { uploadResult in
+                        switch uploadResult {
+                        case .success:
+                            // 4. 确认上传
+                            self?.confirmUpload(
+                                fileId: fileId,
+                                fileName: "avatar_\(UUID().uuidString).jpg",
+                                fileSize: imageData.count,
+                                completion: completion
+                            )
+                            
                         case .failure(let error):
+                            print("❌ 文件上传失败: \(error.localizedDescription)")
+                            completion(.failure(error))
+                        }
+                    }
+                )
+                
+            case .failure(let error):
+                print("❌ 获取上传URL失败: \(error.localizedDescription)")
                 completion(.failure(error))
             }
         }
@@ -211,6 +242,182 @@ public class ImageUploaderGetID: ObservableObject {
         
         task.resume()
     }
+    
+    /// 上传文件到指定URL
+    /// - Parameters:
+    ///   - fileData: 要上传的文件数据
+    ///   - uploadURL: 上传URL
+    ///   - mimeType: 文件MIME类型
+    ///   - onProgress: 进度回调，0.0 到 1.0
+    ///   - completion: 完成回调
+    public func uploadFile(
+        fileData: Data,
+        to uploadURL: URL,
+        mimeType: String = "application/octet-stream",
+        onProgress: @escaping (Double) -> Void,
+        completion: @escaping (Result<Void, Error>) -> Void
+    ) -> URLSessionUploadTask {
+        var request = URLRequest(url: uploadURL)
+        request.httpMethod = "PUT"
+        request.setValue(mimeType, forHTTPHeaderField: "Content-Type")
+        
+        let task = session.uploadTask(
+            with: request,
+            from: fileData
+        ) { _, response, error in
+            if let error = error {
+                completion(.failure(error))
+                return
+            }
+            
+            guard let httpResponse = response as? HTTPURLResponse,
+                  (200...299).contains(httpResponse.statusCode) else {
+                let statusCode = (response as? HTTPURLResponse)?.statusCode ?? -1
+                completion(.failure(UploadError.serverError("上传失败，状态码: \(statusCode)")))
+                return
+            }
+            
+            completion(.success(()))
+        }
+        
+        // 添加进度观察
+        if #available(iOS 11.0, *) {
+            let progressObserver = task.progress.observe(\.fractionCompleted) { (progressValue, _) in
+                DispatchQueue.main.async {
+                    onProgress(progressValue.fractionCompleted)
+                }
+            }
+            
+            task.addCompletionHandler { [weak task] in
+                progressObserver.invalidate()
+                task?.progress.cancel()
+            }
+        } else {
+            // Fallback for earlier iOS versions
+            var lastProgress: Double = 0
+            let timer = Timer.scheduledTimer(withTimeInterval: 0.1, repeats: true) { timer in
+                let bytesSent = task.countOfBytesSent
+                let totalBytes = task.countOfBytesExpectedToSend
+                let currentProgress = totalBytes > 0 ? Double(bytesSent) / Double(totalBytes) : 0
+                
+                // 只有当进度有显著变化时才回调，避免频繁更新UI
+                if abs(currentProgress - lastProgress) > 0.01 || currentProgress >= 1.0 {
+                    lastProgress = currentProgress
+                    DispatchQueue.main.async {
+                        onProgress(min(currentProgress, 1.0))
+                    }
+                }
+                
+                if currentProgress >= 1.0 {
+                    timer.invalidate()
+                }
+            }
+            
+            task.addCompletionHandler {
+                timer.invalidate()
+            }
+        }
+        
+        task.resume()
+        return task
+    }
+    
+    // MARK: - 文件上传状态
+    
+    /// 文件上传状态
+    public struct FileStatus {
+        public let file: Data
+        public var status: UploadStatus
+        public var progress: Double
+        
+        public enum UploadStatus {
+            case pending
+            case uploading
+            case completed
+            case failed(Error)
+        }
+        
+        public init(file: Data, status: UploadStatus = .pending, progress: Double = 0) {
+            self.file = file
+            self.status = status
+            self.progress = progress
+        }
+    }
+}
+
+// MARK: - URLSessionTask 扩展
+
+private class TaskObserver: NSObject {
+    private weak var task: URLSessionTask?
+    private var handlers: [() -> Void] = []
+    
+    init(task: URLSessionTask) {
+        self.task = task
+        super.init()
+        task.addObserver(self, forKeyPath: #keyPath(URLSessionTask.state), options: .new, context: nil)
+    }
+    
+    func addHandler(_ handler: @escaping () -> Void) {
+        handlers.append(handler)
+    }
+    
+    override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) {
+        guard keyPath == #keyPath(URLSessionTask.state),
+              let task = task,
+              task.state == .completed else {
+            return
+        }
+        
+        // 调用所有完成处理器
+        DispatchQueue.main.async { [weak self] in
+            self?.handlers.forEach { $0() }
+            self?.cleanup()
+        }
+    }
+    
+    private func cleanup() {
+        task?.removeObserver(self, forKeyPath: #keyPath(URLSessionTask.state))
+        handlers.removeAll()
+    }
+    
+    deinit {
+        cleanup()
+    }
+}
+
+private extension URLSessionTask {
+    private static var taskObserverKey: UInt8 = 0
+    
+    private var taskObserver: TaskObserver? {
+        get {
+            return objc_getAssociatedObject(self, &Self.taskObserverKey) as? TaskObserver
+        }
+        set {
+            objc_setAssociatedObject(self, &Self.taskObserverKey, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
+        }
+    }
+    
+    func addCompletionHandler(_ handler: @escaping () -> Void) {
+        if #available(iOS 11.0, *) {
+            if let observer = taskObserver {
+                observer.addHandler(handler)
+            } else {
+                let observer = TaskObserver(task: self)
+                observer.addHandler(handler)
+                taskObserver = observer
+            }
+        } else {
+            // iOS 11 以下版本使用通知
+            let name = NSNotification.Name("TaskCompleted\(self.taskIdentifier)")
+            NotificationCenter.default.addObserver(
+                forName: name,
+                object: self,
+                queue: .main
+            ) { _ in
+                handler()
+            }
+        }
+    }
 }
 
 // MARK: - 响应模型