Somewhat working file tray

DynamicIsland/components/Shelf/Services/ShelfDropService.swift

@@ -0,0 +1,69 @@
+//
+//  ShelfDropService.swift
+//  boringNotch
+//
+//  Created by Alexander on 2025-09-26.
+//
+
+import AppKit
+import Foundation
+import UniformTypeIdentifiers
+
+struct ShelfDropService {
+    static func items(from providers: [NSItemProvider]) async -> [ShelfItem] {
+        var results: [ShelfItem] = []
+
+        for provider in providers {
+            if let item = await processProvider(provider) {
+                results.append(item)
+            }
+        }
+
+        return results
+    }
+    
+    private static func processProvider(_ provider: NSItemProvider) async -> ShelfItem? {
+        if let actualFileURL = await provider.extractFileURL() {
+            if let bookmark = createBookmark(for: actualFileURL) {
+                return await ShelfItem(kind: .file(bookmark: bookmark), isTemporary: false)
+            }
+            return nil
+        }
+        
+        if let url = await provider.extractURL() {
+            if url.isFileURL {
+                if let bookmark = createBookmark(for: url) {
+                    return await ShelfItem(kind: .file(bookmark: bookmark), isTemporary: false)
+                }
+            } else {
+                return await ShelfItem(kind: .link(url: url), isTemporary: false)
+            }
+            return nil
+        }
+        
+        if let text = await provider.extractText() {
+            return await ShelfItem(kind: .text(string: text), isTemporary: false)
+        }
+        
+        if let data = await provider.loadData() {
+            if let tempDataURL = await TemporaryFileStorageService.shared.createTempFile(for: .data(data, suggestedName: provider.suggestedName)),
+               let bookmark = createBookmark(for: tempDataURL) {
+                return await ShelfItem(kind: .file(bookmark: bookmark), isTemporary: true)
+            }
+            return nil
+        }
+        
+        if let fileURL = await provider.extractItem() {
+            if let bookmark = createBookmark(for: fileURL) {
+                return await ShelfItem(kind: .file(bookmark: bookmark), isTemporary: false)
+            }
+        }
+        
+        return nil
+    }
+    
+    private static func createBookmark(for url: URL) -> Data? {
+        return (try? Bookmark(url: url))?.data
+    }
+}
+