create a mac specific nav card

apple/OmnivoreKit/Sources/App/Views/Home/Components/FeedCardNavigationLink.swift

@@ -3,6 +3,38 @@ import Services
 import SwiftUI
 import Views
 
+struct MacFeedCardNavigationLink: View {
+  @EnvironmentObject var dataService: DataService
+  @EnvironmentObject var audioController: AudioController
+
+  let item: LinkedItem
+
+  @ObservedObject var viewModel: HomeFeedViewModel
+
+  var body: some View {
+    ZStack {
+      NavigationLink(
+        destination: LinkItemDetailView(
+          linkedItemObjectID: item.objectID,
+          isPDF: item.isPDF
+        ),
+        tag: item.objectID,
+        selection: $viewModel.selectedLinkItem
+      ) {
+        EmptyView()
+      }
+      .opacity(0)
+      .buttonStyle(PlainButtonStyle())
+      .onAppear {
+        Task { await viewModel.itemAppeared(item: item, dataService: dataService, audioController: audioController) }
+      }
+      FeedCard(item: item) {
+        viewModel.selectedLinkItem = item.objectID
+      }
+    }
+  }
+}
+
 struct FeedCardNavigationLink: View {
   @EnvironmentObject var dataService: DataService
   @EnvironmentObject var audioController: AudioController

apple/OmnivoreKit/Sources/App/Views/Home/HomeFeedViewMac.swift

@@ -38,7 +38,7 @@ import Views
         List {
           Section {
             ForEach(viewModel.items) { item in
-              FeedCardNavigationLink(
+              MacFeedCardNavigationLink(
                 item: item,
                 viewModel: viewModel
               )

apple/OmnivoreKit/Sources/App/Views/Home/HomeFeedViewModel.swift

@@ -28,6 +28,7 @@ import Views
   @Published var showLoadingBar = false
   @Published var appliedSort = LinkedItemSort.newest.rawValue
 
+  @Published var selectedLinkItem: NSManagedObjectID? // used by mac app only
   @Published var selectedItem: LinkedItem?
   @Published var linkIsActive = false
 
@@ -51,6 +52,7 @@ import Views
       selectedItem = nil
 
       DispatchQueue.main.asyncAfter(deadline: .now() + .milliseconds(100)) {
+        self.selectedLinkItem = objectID
         self.selectedItem = dataService.viewContext.object(with: objectID) as? LinkedItem
         self.linkIsActive = true
       }
@@ -61,6 +63,7 @@ import Views
         #endif
       }
     } else {
+      selectedLinkItem = objectID
       selectedItem = dataService.viewContext.object(with: objectID) as? LinkedItem
       linkIsActive = true
     }

apple/OmnivoreKit/Sources/Views/FeedItem/HomeFeedCardView.swift

@@ -3,10 +3,12 @@ import SwiftUI
 import Utils
 
 public struct FeedCard: View {
+  let tapHandler: () -> Void
   @ObservedObject var item: LinkedItem
 
-  public init(item: LinkedItem) {
+  public init(item: LinkedItem, tapHandler: @escaping () -> Void = {}) {
     self.item = item
+    self.tapHandler = tapHandler
   }
 
   public var body: some View {
@@ -76,6 +78,11 @@ public struct FeedCard: View {
           }
         }
         .padding(.top, 0)
+        #if os(macOS)
+          .onTapGesture {
+            tapHandler()
+          }
+        #endif
       }
     }
     .padding(.top, 0)