Refactor project, add loading/editing/saving notes, add client/server basic logic

Peered/NotesList/NoteEditingSessionClient.swift

@@ -0,0 +1,53 @@
+//
+//  NoteEditingSessionClient.swift
+//  Peered
+//
+//  Created by Oskar Chybowski on 05/10/2025.
+//
+
+
+import MultipeerConnectivity
+import Foundation
+
+@Observable
+final class NoteEditingSessionClient: NSObject {
+	private let session: MCSession
+	private let advertiser: MCNearbyServiceAdvertiser
+
+	init(id: String) {
+		let id = MCPeerID(displayName: id)
+		session = MCSession(
+			peer: id,
+			securityIdentity: nil,
+			encryptionPreference: .required
+		)
+		advertiser = MCNearbyServiceAdvertiser(
+			peer: id,
+			discoveryInfo: [:],
+			serviceType: "peered"
+		)
+		super.init()
+		advertiser.delegate = self
+	}
+	
+	func startBrowsingForNotes() {
+			 advertiser.startAdvertisingPeer()
+	 }
+	 
+	 func stopBrowsingForNotes() {
+			 advertiser.stopAdvertisingPeer()
+	 }
+}
+
+extension NoteEditingSessionClient: MCNearbyServiceAdvertiserDelegate {
+	func advertiser(
+		_ advertiser: MCNearbyServiceAdvertiser,
+		didReceiveInvitationFromPeer peerID: MCPeerID,
+		withContext context: Data?,
+		invitationHandler: @escaping (Bool, MCSession?) -> Void
+	) {
+			DispatchQueue.main.async {
+				invitationHandler(true, self.session)
+			}
+	}
+}

Peered/NotesList/NotesStorage.swift

@@ -11,10 +11,17 @@ struct NotesStorage {
 	let storageProvider: FileManager = FileManager.default
 	
 	func loadNotes() -> [Note] {
-		let files = try! storageProvider.contentsOfDirectory(atPath: URL.documentsDirectory.path)
+		let files = try! storageProvider
+			.contentsOfDirectory(atPath: URL.documentsDirectory.path)
 		var notes = [Note]()
 		
-		for file in files.compactMap(URL.init) {
+		for file in files.compactMap({
+			URL(
+				filePath: $0,
+				directoryHint: .notDirectory,
+				relativeTo: URL.documentsDirectory
+			)
+		}) {
 			let name = file.lastPathComponent
 			let note = Note(
 				name: name,