chore: using AlamofireImage instead of Nuke to fix fetch may blocked issue

Mastodon/Diffiable/Section/StatusSection.swift

@@ -11,7 +11,7 @@ import CoreDataStack
 import os.log
 import UIKit
 import AVKit
-import Nuke
+import AlamofireImage
 import MastodonMeta
 
 // import LinkPresentation
@@ -639,44 +639,30 @@ extension StatusSection {
                 }
                 .store(in: &cell.disposeBag)
 
-            let isSingleMosaicLayout = mosaics.count == 1
-
             // set image
-            let imageSize = CGSize(
-                width: mosaic.imageViewSize.width * imageView.traitCollection.displayScale,
-                height: mosaic.imageViewSize.height * imageView.traitCollection.displayScale
-            )
-            let url: URL? = {
+            let url: URL = {
                 if UIDevice.current.userInterfaceIdiom == .phone {
                     return meta.previewURL ?? meta.url
                 }
                 return meta.url
             }()
-            let request = ImageRequest(
-                url: url,
-                processors: [
-                    ImageProcessors.Resize(
-                        size: imageSize,
-                        unit: .pixels,
-                        contentMode: isSingleMosaicLayout ? .aspectFill : .aspectFit,
-                        crop: isSingleMosaicLayout
-                    )
-                ]
-            )
-            let options = ImageLoadingOptions(
-                transition: .fadeIn(duration: 0.2)
-            )
 
-            Nuke.loadImage(
-                with: request,
-                options: options,
-                into: imageView
-            ) { result in
-                switch result {
-                case .failure:
-                    break
+            // let imageSize = CGSize(
+            //     width: mosaic.imageViewSize.width * imageView.traitCollection.displayScale,
+            //     height: mosaic.imageViewSize.height * imageView.traitCollection.displayScale
+            // )
+            // let imageFilter = AspectScaledToFillSizeFilter(size: imageSize)
+
+            imageView.af.setImage(
+                withURL: url,
+                placeholderImage: UIImage.placeholder(color: .systemFill),
+                imageTransition: .crossDissolve(0.2)
+            ) { response in
+                switch response.result {
                 case .success:
                     statusItemAttribute.isImageLoaded.value = true
+                case .failure:
+                    break
                 }
             }
 

Mastodon/Scene/Share/ContextMenu/ImagePreview/ContextMenuImagePreviewViewController.swift

@@ -8,8 +8,6 @@
 import func AVFoundation.AVMakeRect
 import UIKit
 import Combine
-import Nuke
-import FLAnimatedImage
 
 final class ContextMenuImagePreviewViewController: UIViewController {
     
@@ -17,19 +15,13 @@ final class ContextMenuImagePreviewViewController: UIViewController {
     
     var viewModel: ContextMenuImagePreviewViewModel!
 
-    var imageTask: ImageTask?
     let imageView: UIImageView = {
-        let imageView = FLAnimatedImageView()
+        let imageView = UIImageView()
         imageView.contentMode = .scaleAspectFill
         imageView.layer.masksToBounds = true
         return imageView
     }()
 
-    deinit {
-        imageTask?.cancel()
-        imageTask = nil
-    }
-    
 }
 
 extension ContextMenuImagePreviewViewController {
@@ -55,13 +47,12 @@ extension ContextMenuImagePreviewViewController {
             .sink { [weak self] url in
                 guard let self = self else { return }
                 guard let url = url else { return }
-                self.imageTask = Nuke.loadImage(
-                    with: url,
-                    options: ImageLoadingOptions(
-                        placeholder: self.viewModel.thumbnail,
-                        transition: .fadeIn(duration: 0.2)
-                    ),
-                    into: self.imageView
+                self.imageView.af.setImage(
+                    withURL: url,
+                    placeholderImage: self.viewModel.thumbnail,
+                    imageTransition: .crossDissolve(0.2),
+                    runImageTransitionIfCached: true,
+                    completion: nil
                 )
             }
             .store(in: &disposeBag)

Mastodon/Scene/Share/View/Container/MosaicImageViewContainer.swift

@@ -8,7 +8,6 @@
 import os.log
 import func AVFoundation.AVMakeRect
 import UIKit
-import Nuke
 
 protocol MosaicImageViewContainerPresentable: AnyObject {
     var mosaicImageViewContainer: MosaicImageViewContainer { get }
@@ -95,7 +94,8 @@ extension MosaicImageViewContainer {
 
     func resetImageTask() {
         imageViews.forEach { imageView in
-            Nuke.cancelRequest(for: imageView)
+            imageView.af.cancelImageRequest()
+            imageView.image = nil
         }
     }
     

Mastodon/Service/PhotoLibraryService.swift

@@ -9,7 +9,7 @@ import os.log
 import UIKit
 import Combine
 import Photos
-import Nuke
+import AlamofireImage
 
 final class PhotoLibraryService: NSObject {
 
@@ -49,26 +49,29 @@ extension PhotoLibraryService {
         let impactFeedbackGenerator = UIImpactFeedbackGenerator(style: .light)
         let notificationFeedbackGenerator = UINotificationFeedbackGenerator()
 
-        return ImagePipeline.shared.imagePublisher(with: url)
-            .handleEvents(receiveSubscription: { _ in
-                impactFeedbackGenerator.impactOccurred()
-            }, receiveCompletion: { completion in
-                switch completion {
+        return Future<UIImage, Error> { promise in
+            ImageDownloader.default.download(URLRequest(url: url), completion: { response in
+                switch response.result {
                 case .failure(let error):
                     os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: download image %s fail: %s", ((#file as NSString).lastPathComponent), #line, #function, url.debugDescription, error.localizedDescription)
-
-                    notificationFeedbackGenerator.notificationOccurred(.error)
-                case .finished:
+                    promise(.failure(error))
+                case .success(let image):
                     os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: download image %s success", ((#file as NSString).lastPathComponent), #line, #function, url.debugDescription)
-
-                    notificationFeedbackGenerator.notificationOccurred(.success)
+                    promise(.success(image))
                 }
             })
-            .map { response in
-                return response.image
+        }
+        .handleEvents(receiveSubscription: { _ in
+            impactFeedbackGenerator.impactOccurred()
+        }, receiveCompletion: { completion in
+            switch completion {
+            case .failure:
+                notificationFeedbackGenerator.notificationOccurred(.error)
+            case .finished:
+                notificationFeedbackGenerator.notificationOccurred(.success)
             }
-            .mapError { error in error as Error }
-            .eraseToAnyPublisher()
+        })
+        .eraseToAnyPublisher()
     }
     
     func save(image: UIImage, withNotificationFeedback: Bool = false) {