perf: reduce suggestion and image handling hot-path overhead

1 files changed, 15 insertions, 10 deletions

diff --git a/Sora/Views/Post/Details/PostDetailsImageView.swift b/Sora/Views/Post/Details/PostDetailsImageView.swift
index f9e49db..c33f7db 100644
--- a/Sora/Views/Post/Details/PostDetailsImageView.swift
+++ b/Sora/Views/Post/Details/PostDetailsImageView.swift
@@ -51,14 +51,17 @@ struct PostDetailsImageView<Placeholder: View>: View {
 
           #if os(iOS)
             Button {
-              guard let url else { return }
+              guard let imageURL = url else { return }
 
-              URLSession.shared.dataTask(with: url) { data, _, _ in
-                guard let data, let uiImage = UIImage(data: data) else { return }
+              Task(priority: .userInitiated) {
+                guard let imageData = await ImageCacheManager.shared.loadImageData(for: imageURL),
+                  let uiImage = UIImage(data: imageData)
+                else { return }
 
-                UIImageWriteToSavedPhotosAlbum(uiImage, nil, nil, nil)
+                await MainActor.run {
+                  UIImageWriteToSavedPhotosAlbum(uiImage, nil, nil, nil)
+                }
               }
-              .resume()
             } label: {
               Label("Save to Photos", systemImage: "square.and.arrow.down")
             }
@@ -75,12 +78,14 @@ struct PostDetailsImageView<Placeholder: View>: View {
 
           Button {
             #if os(iOS)
-              let url = url
-
               Task(priority: .userInitiated) {
-                // swiftlint:disable:next legacy_objc_type
-                if let data = NSData(contentsOf: url ?? URL(string: "")!) {
-                  UIPasteboard.general.image = UIImage(data: data as Data)
+                guard let imageURL = url else { return }
+                guard let imageData = await ImageCacheManager.shared.loadImageData(for: imageURL),
+                  let uiImage = UIImage(data: imageData)
+                else { return }
+
+                await MainActor.run {
+                  UIPasteboard.general.image = uiImage
                 }
               }
             #else