Sora/Views/Post/Grid/PostGridThumbnailView.swift


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import SwiftUI

struct PostGridThumbnailView: View {
  @EnvironmentObject var settings: Settings
  @EnvironmentObject var manager: BooruManager
  let post: BooruPost
  let posts: [BooruPost]
  private var thumbnailURL: URL? {
    switch settings.thumbnailType {
    case .preview:
      post.previewURL

    case .sample:
      post.sampleURL

    case .original:
      post.fileURL
    }
  }

  var body: some View {
    VStack {
      AsyncImage(url: thumbnailURL) { image in
        image
          .resizable()
          .aspectRatio(contentMode: .fit)
          .onScrollVisibilityChange { visible in
            if post == posts.last, !manager.endOfData, visible {
              Task {
                manager.loadNextPage()
              }
            }
          }
          .blur(
            radius: settings.blurNSFWThumbnails
              ? (post.rating != "s" && post.rating != "q") ? 10 : 0 : 0
          )
          .clipped()
          .animation(.default, value: settings.blurNSFWThumbnails)
          .clipShape(RoundedRectangle(cornerRadius: 8))
      } placeholder: {
        ProgressView()
          .padding()
      }
    }
  }
}