Somewhat working file tray

DynamicIsland/components/Shelf/Views/ShelfView.swift

@@ -0,0 +1,115 @@
+//
+//  ShelfItemView.swift
+//  boringNotch
+//
+//  Created by Alexander on 2025-09-24.
+//
+
+import SwiftUI
+import AppKit
+
+struct ShelfView: View {
+    @EnvironmentObject var vm: DynamicIslandViewModel
+    @StateObject var tvm = ShelfStateViewModel.shared
+    @StateObject var selection = ShelfSelectionModel.shared
+    @StateObject private var quickLookService = QuickLookService()
+    private let spacing: CGFloat = 8
+
+    var body: some View {
+        HStack(spacing: 12) {
+            FileShareView()
+                .aspectRatio(1, contentMode: .fit)
+                .environmentObject(vm)
+            panel
+                .onDrop(of: [.fileURL, .url, .utf8PlainText, .plainText, .data], isTargeted: $vm.dragDetectorTargeting) { providers in
+                    handleDrop(providers: providers)
+                }
+        }
+        // Bind Quick Look to shelf selection
+        .onChange(of: selection.selectedIDs) {
+            updateQuickLookSelection()
+        }
+        .quickLookPresenter(using: quickLookService)
+    }
+    
+    private func handleDrop(providers: [NSItemProvider]) -> Bool {
+        guard !selection.isDragging else { return false }
+        vm.dropEvent = true
+        ShelfStateViewModel.shared.load(providers)
+        return true
+    }
+    
+    private func updateQuickLookSelection() {
+        guard quickLookService.isQuickLookOpen && !selection.selectedIDs.isEmpty else { return }
+        
+        let selectedItems = selection.selectedItems(in: tvm.items)
+        let urls: [URL] = selectedItems.compactMap { item in
+            if let fileURL = item.fileURL {
+                return fileURL
+            }
+            if case .link(let url) = item.kind {
+                return url
+            }
+            return nil
+        }
+        
+        if !urls.isEmpty {
+            quickLookService.updateSelection(urls: urls)
+        }
+    }
+
+    var panel: some View {
+        RoundedRectangle(cornerRadius: 16)
+            .stroke(
+                vm.dragDetectorTargeting
+                    ? Color.accentColor.opacity(0.9)
+                    : Color.white.opacity(0.1),
+                style: StrokeStyle(lineWidth: 3, lineCap: .round, dash: [10])
+            )
+            .overlay {
+                content
+                    .padding()
+            }
+            .transaction { transaction in
+                transaction.animation = vm.animation
+            }
+            .contentShape(Rectangle())
+            .onTapGesture { selection.clear() }
+    }
+
+    var content: some View {
+        Group {
+            if tvm.isEmpty {
+                VStack(spacing: 10) {
+                    Image(systemName: "tray.and.arrow.down")
+                        .symbolVariant(.fill)
+                        .symbolRenderingMode(.hierarchical)
+                        .foregroundStyle(.white, .gray)
+                        .imageScale(.large)
+                    
+                    Text("Drop files here")
+                        .foregroundStyle(.gray)
+                        .font(.system(.title3, design: .rounded))
+                        .fontWeight(.medium)
+                }
+            } else {
+                ScrollView(.horizontal) {
+                    HStack(spacing: spacing) {
+                        ForEach(tvm.items) { item in
+                            ShelfItemView(item: item)
+                                .environmentObject(quickLookService)
+                        }
+                    }
+                }
+                .padding(-spacing)
+                .scrollIndicators(.never)
+                .onDrop(of: [.fileURL, .url, .utf8PlainText, .plainText, .data], isTargeted: $vm.dragDetectorTargeting) { providers in
+                    handleDrop(providers: providers)
+                }
+            }
+        }
+        .onAppear {
+            ShelfStateViewModel.shared.cleanupInvalidItems()
+        }
+    }
+}