Rename MainFeed and MainTimeline folders to Sidebar and Timeline.

iOS/MainWindow/Sidebar/MainFeedViewController+Drag.swift

@@ -0,0 +1,36 @@
+//
+//  MainFeedViewController+Drag.swift
+//  NetNewsWire-iOS
+//
+//  Created by Maurice Parker on 11/20/19.
+//  Copyright © 2019 Ranchero Software. All rights reserved.
+//
+
+import UIKit
+import MobileCoreServices
+import Account
+import UniformTypeIdentifiers
+
+extension MainFeedViewController: UITableViewDragDelegate {
+
+	func tableView(_ tableView: UITableView, itemsForBeginning session: UIDragSession, at indexPath: IndexPath) -> [UIDragItem] {
+		guard let node = coordinator.nodeFor(indexPath), let feed = node.representedObject as? Feed else {
+			return [UIDragItem]()
+		}
+
+		let data = feed.url.data(using: .utf8)
+		let itemProvider = NSItemProvider()
+
+		itemProvider.registerDataRepresentation(forTypeIdentifier: UTType.url.identifier, visibility: .ownProcess) { completion in
+			Task { @MainActor in
+				completion(data, nil)
+			}
+			return nil
+		}
+
+		let dragItem = UIDragItem(itemProvider: itemProvider)
+		dragItem.localObject = node
+		return [dragItem]
+	}
+
+}