experiment(PodcastPlayerView): add swipe-to-delete in PodcastLibraryView, stops player if active

Marks/Views/PodcastPlayerView.swift

@@ -589,7 +589,8 @@ struct PodcastLibraryView: View {
                         description: Text("Podcasts you generate will appear here.")
                     )
                 } else {
-                    List(entries) { entry in
+                    List {
+                        ForEach(entries) { entry in
                             HStack(spacing: 12) {
                                 VStack(alignment: .leading, spacing: 4) {
                                     Text(entry.title ?? entry.articleUrl)
@@ -613,6 +614,17 @@ struct PodcastLibraryView: View {
                                 .buttonStyle(.plain)
                             }
                             .padding(.vertical, 6)
+                            .swipeActions(edge: .trailing, allowsFullSwipe: true) {
+                                Button(role: .destructive) {
+                                    deleteEntry(entry)
+                                } label: {
+                                    Label("Delete", systemImage: "trash")
+                                }
+                            }
+                        }
+                        .onDelete { indexSet in
+                            indexSet.forEach { deleteEntry(entries[$0]) }
+                        }
                     }
                     .listStyle(.plain)
                 }
@@ -627,4 +639,10 @@ struct PodcastLibraryView: View {
         }
         .onAppear { entries = PodcastIndex.all() }
     }
+
+    private func deleteEntry(_ entry: PodcastEntry) {
+        PodcastIndex.remove(articleUrl: entry.articleUrl)
+        entries.removeAll { $0.articleUrl == entry.articleUrl }
+        if vm.currentArticleUrl == entry.articleUrl { vm.stop() }
+    }
 }