first commit

music player/Assets.xcassets/AccentColor.colorset/Contents.json

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+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

music player/Assets.xcassets/AppIcon.appiconset/Contents.json

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+{
+  "images" : [
+    {
+      "filename" : "AppIcon 1.jpg",
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

music player/Assets.xcassets/Contents.json

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+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

music player/PhoneConnectivityManager.swift

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+import Foundation
+import WatchConnectivity
+import Combine
+
+// MARK: - Лёгкая модель трека для передачи на часы
+struct WatchTrackInfo: Codable {
+    let id: String      // используем имя файла как стабильный идентификатор
+    let title: String
+    let artist: String
+}
+
+// MARK: - Связь iPhone <-> Apple Watch
+// Добавь этот файл в таргет "music player" (основное приложение).
+class PhoneConnectivityManager: NSObject, WCSessionDelegate, ObservableObject {
+    static let shared = PhoneConnectivityManager()
+
+    private var cancellables = Set<AnyCancellable>()
+
+    private override init() {
+        super.init()
+        activateSession()
+        // Откладываем обращение к MusicManager.shared на следующий "тик" —
+        // иначе при первом запуске получится циклическая инициализация
+        // двух синглтонов друг через друга и приложение упадёт.
+        DispatchQueue.main.async { [weak self] in
+            self?.observeMusicManager()
+        }
+    }
+
+    private func activateSession() {
+        guard WCSession.isSupported() else { return }
+        let session = WCSession.default
+        session.delegate = self
+        session.activate()
+    }
+
+    // MARK: - Отправка состояния плеера на часы
+
+    private func observeMusicManager() {
+        let manager = MusicManager.shared
+        Publishers.CombineLatest4(
+            manager.$tracks,
+            manager.$currentTrackIndex,
+            manager.$isPlaying,
+            manager.$currentTitle
+        )
+        .debounce(for: .milliseconds(250), scheduler: DispatchQueue.main)
+        .sink { [weak self] _ in
+            self?.pushStateToWatch()
+        }
+        .store(in: &cancellables)
+    }
+
+    func pushStateToWatch() {
+        guard WCSession.default.activationState == .activated else { return }
+        let manager = MusicManager.shared
+
+        let trackInfos = manager.tracks.map {
+            WatchTrackInfo(id: $0.url.lastPathComponent, title: $0.title, artist: $0.artist)
+        }
+        guard let tracksData = try? JSONEncoder().encode(trackInfos) else { return }
+
+        let context: [String: Any] = [
+            "tracks": tracksData,
+            "isPlaying": manager.isPlaying,
+            "currentTitle": manager.currentTitle,
+            "currentArtist": manager.currentArtist,
+            "currentId": manager.currentTrack?.url.lastPathComponent ?? ""
+        ]
+
+        try? WCSession.default.updateApplicationContext(context)
+    }
+
+    // MARK: - WCSessionDelegate
+
+    func session(_ session: WCSession, activationDidCompleteWith activationState: WCSessionActivationState, error: Error?) {
+        DispatchQueue.main.async { self.pushStateToWatch() }
+    }
+
+    func sessionDidBecomeInactive(_ session: WCSession) {}
+    func sessionDidDeactivate(_ session: WCSession) { WCSession.default.activate() }
+
+    // Команды, пришедшие пока приложение на телефоне активно
+    func session(_ session: WCSession, didReceiveMessage message: [String: Any]) {
+        handleCommand(message)
+    }
+
+    // Команды, пришедшие "в очереди" (если телефон был недоступен)
+    func session(_ session: WCSession, didReceiveUserInfo userInfo: [String: Any]) {
+        handleCommand(userInfo)
+    }
+
+    // MARK: - Обработка команд с часов
+
+    private func handleCommand(_ command: [String: Any]) {
+        guard let action = command["action"] as? String else { return }
+        DispatchQueue.main.async {
+            let manager = MusicManager.shared
+            switch action {
+            case "playPause":
+                manager.playPause()
+            case "next":
+                manager.nextTrack()
+            case "previous":
+                manager.prevTrack()
+            case "playTrack":
+                if let id = command["id"] as? String,
+                   let index = manager.currentList.firstIndex(where: { $0.url.lastPathComponent == id }) {
+                    manager.playTrack(at: index)
+                }
+            default:
+                break
+            }
+            self.pushStateToWatch()
+        }
+    }
+}

music player/Preview Content/Preview Assets.xcassets/Contents.json

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+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

music player/music player.entitlements

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.app-sandbox</key>
+	<true/>
+	<key>com.apple.security.network.client</key>
+	<true/>
+</dict>
+</plist>

music player/music_playerApp.swift

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+//
+//  music_playerApp.swift
+//  music player
+//
+//  Created by aswer on 23.06.2026.
+//
+
+import SwiftUI
+
+@main
+struct music_playerApp: App {
+    var body: some Scene {
+        WindowGroup {
+            ContentView()
+        }
+    }
+}