1 files changed, 69 insertions, 0 deletions
diff --git a/Sora/Views/Post/Details/PostDetailsCarouselView.swift b/Sora/Views/Post/Details/PostDetailsCarouselView.swift
new file mode 100644
index 0000000..378b9cc
--- /dev/null
+++ b/Sora/Views/Post/Details/PostDetailsCarouselView.swift
@@ -0,0 +1,69 @@
+import SwiftUI
+
+struct PostDetailsCarouselView: View {
+  @EnvironmentObject var manager: BooruManager
+  @EnvironmentObject var settings: SettingsManager
+  let posts: [BooruPost]
+  let focusedPost: BooruPost?
+  @Binding var loadingStage: BooruPostLoadingState
+  @State private var currentIndex: Int
+
+  init(
+    posts: [BooruPost],
+    loadingStage: Binding<BooruPostLoadingState>,
+    focusedPost: BooruPost? = nil
+  ) {
+    self.posts = posts
+    self.focusedPost = focusedPost
+    _loadingStage = loadingStage
+
+    if let focused = focusedPost,
+      let index = posts.firstIndex(where: { $0.id == focused.id })
+    {
+      self._currentIndex = State(initialValue: index)
+    } else {
+      self._currentIndex = State(initialValue: 0)
+    }
+  }
+
+  func imageURL(post: BooruPost) -> URL? {
+    switch settings.detailViewQuality {
+    case .preview:
+      post.previewURL
+
+    case .sample:
+      post.sampleURL
+
+    case .original:
+      post.fileURL
+    }
+  }
+
+  var body: some View {
+    TabView(selection: $currentIndex) {
+      ForEach(posts.indices, id: \.self) { index in
+        ZStack {
+          PostDetailsImageView(
+            url: posts[index].previewURL,
+            loadingStage: $loadingStage
+          )
+          .opacity(loadingStage == .loaded ? 0 : 1)
+
+          PostDetailsImageView(
+            url: imageURL(post: posts[index]),
+            loadingStage: $loadingStage,
+            finalLoadingState: .loaded,
+            post: posts[index]
+          )
+        }
+        .tag(index)
+      }
+    }
+    .onChange(of: currentIndex) {
+      if currentIndex == posts.count - 1 { manager.loadNextPage() }
+    }
+    #if !os(macOS)
+      .tabViewStyle(PageTabViewStyle(indexDisplayMode: .never))
+    #endif
+  }
+}