Fake the UserAgent: Spotify has started blocking lyric requests from …

…my app 🤣 + reset PersistentID and SpotifyID vars on song end (we only ever reach this on Apple Music) (necessary for songs on repeat in apple music, my fake lyric at the end is not long enough for apple music songs)

SongObject+CoreDataClass.swift

@@ -26,6 +26,9 @@ public class SongObject: NSManagedObject, Decodable {
         self.downloadDate = Date.now
         let container = try decoder.container(keyedBy: CodingKeys.self)
         if let syncType = try? container.decode(String.self, forKey: .syncType), syncType == "LINE_SYNCED", var lyrics = try? container.decode([LyricLine].self, forKey: .lines) {
+            // Dummy lyric at the end to keep the timer going past the last lyric, necessary for someone playing a single song on repeat
+            // Spotify doesn't give playback notifications when it's the same song on repeat
+            // Apple Music does, but unfortunately has every song slightly longer than it's spotify counterpart so this doesn't help us
             if !lyrics.isEmpty {
                 lyrics.append(LyricLine(startTime: duration-1400, words: "Now Playing: \(title)"))
             }

SpotifyLyricsInMenubar/viewModel.swift

@@ -52,6 +52,11 @@ import MediaPlayer
     @AppStorage("spDcCookie") var cookie = ""
     let decoder = JSONDecoder()
 
+    // Fake Spotify User Agent
+    // Spotify's started blocking my app's useragent. A win honestly 🤣
+    let fakeSpotifyUserAgentconfig = URLSessionConfiguration.default
+    let fakeSpotifyUserAgentSession: URLSession
+
     init() {
         // Load framework
         let bundle = CFBundleCreate(kCFAllocatorDefault, NSURL(fileURLWithPath: "/System/Library/PrivateFrameworks/MediaRemote.framework"))
@@ -62,6 +67,10 @@ import MediaPlayer
 
         updaterController = SPUStandardUpdaterController(startingUpdater: true, updaterDelegate: nil, userDriverDelegate: nil)
         coreDataContainer = NSPersistentContainer(name: "Lyrics")
+
+        fakeSpotifyUserAgentconfig.httpAdditionalHeaders = ["User-Agent": "Spotify/121000760 Win32/0 (PC laptop)"]
+        fakeSpotifyUserAgentSession = URLSession(configuration: fakeSpotifyUserAgentconfig)
+
         coreDataContainer.loadPersistentStores { description, error in
             if let error = error {
                 fatalError("Error: \(error.localizedDescription)")
@@ -91,6 +100,8 @@ import MediaPlayer
 //                spotifyScript?.nextTrack?()
                 // we've reached the end of the song, we're past the last lyric
                 // so we set the timer till the duration of the song, in case the user skips ahead or forward
+                currentlyPlayingAppleMusicPersistentID = nil
+                currentlyPlaying = nil
                 return nil
             }
             else if  currentTime > currentlyPlayingLyrics[currentlyPlayingLyricsIndex].startTimeMS, currentTime < currentlyPlayingLyrics[newIndex].startTimeMS {
@@ -225,8 +236,11 @@ import MediaPlayer
             request.addValue("WebPlayer", forHTTPHeaderField: "app-platform")
             print("the access token is \(accessToken.accessToken)")
             request.addValue("Bearer \(accessToken.accessToken)", forHTTPHeaderField: "authorization")
-            let urlResponseAndData = try await URLSession.shared.data(for: request)
+
+            let urlResponseAndData = try await fakeSpotifyUserAgentSession.data(for: request)
+            print(urlResponseAndData)
             if urlResponseAndData.0.isEmpty {
+                print("F")
                 return []
             }
             print(String(decoding: urlResponseAndData.0, as: UTF8.self))