git.r.bdr.sh - rbdr/lyricli/blob - Sources/lyricli/sources/itunes_source.swift

   1 import ScriptingBridge
   2 import Foundation
   3
   4 // Protocol to obtain the track from iTunes
   5 @objc protocol iTunesTrack {
   6     @objc optional var name: String {get}
   7     @objc optional var artist: String {get}
   8 }
   9
  10 // Protocol to interact with iTunes
  11 @objc protocol iTunesApplication {
  12     @objc optional var currentTrack: iTunesTrack? {get}
  13     @objc optional var currentStreamTitle: String? {get}
  14 }
  15
  16 extension SBApplication: iTunesApplication {}
  17
  18 // Source that reads track artist and name from current itunes track
  19 class ItunesSource: Source {
  20
  21     // Calls the spotify API and returns the current track
  22     var currentTrack: Track? {
  23
  24         if let iTunes: iTunesApplication = SBApplication(bundleIdentifier: bundleIdentifier) {
  25             if let application = iTunes as? SBApplication {
  26               if !application.isRunning {
  27                 return nil
  28               }
  29             }
  30
  31             // Attempt to fetch the title from a stream
  32             if let currentStreamTitle = iTunes.currentStreamTitle {
  33                 if let track = currentStreamTitle {
  34
  35                     let trackComponents = track.split(separator: "-").map(String.init)
  36
  37                     if trackComponents.count == 2 {
  38                         let artist = trackComponents[0].trimmingCharacters(in: .whitespaces)
  39                         let name = trackComponents[1].trimmingCharacters(in: .whitespaces)
  40
  41                         return Track(withName: name, andArtist: artist)
  42                     }
  43
  44                 }
  45             }
  46
  47             // Attempt to fetch the title from a song
  48             if let currentTrack = iTunes.currentTrack {
  49                 if let track = currentTrack {
  50                     if let name = track.name {
  51                         if let artist = track.artist {
  52
  53                             // track properties are empty strings if itunes is closed
  54                             if name == "" || artist == "" {
  55                                 return nil
  56                             }
  57                             return Track(withName: name, andArtist: artist)
  58                         }
  59                     }
  60                 }
  61             }
  62         }
  63
  64         return nil
  65     }
  66
  67     private var bundleIdentifier: String {
  68         if ProcessInfo().isOperatingSystemAtLeast(
  69           OperatingSystemVersion(majorVersion: 10, minorVersion: 15, patchVersion: 0)
  70           ) {
  71           return "com.apple.Music"
  72         }
  73
  74         return "com.apple.iTunes"
  75     }
  76
  77 }