Added PlaybackSession

ios/App/Shared/models/PlaybackSession.swift

@@ -0,0 +1,57 @@
+//
+//  PlaybackSession.swift
+//  App
+//
+//  Created by Rasmus Krämer on 12.04.22.
+//
+
+import Foundation
+
+struct PlaybackSession {
+    var id: String
+    var userId: String?
+    var libraryItemId: String?
+    var episodeId: String?
+    var mediaType: String
+    // var mediaMetadata: MediaTypeMetadata - It is not implemented in android?
+    var chapters: [Chapter]
+    var displayTitle: String?
+    var displayAuthor: String?
+    var coverPath: String?
+    var duration: Double
+    var playMethod: Int
+    var startedAt: Double
+    var updatedAt: Double
+    var timeListening: Double
+    var audioTracks: [AudioTrack]
+    var currentTime: Double
+    // var libraryItem: LibraryItem?
+    // var localLibraryItem: LocalLibraryItem?
+    var serverConnectionConfigId: String?
+    var serverAddress: String?
+}
+struct Chapter {
+    var id: Int
+    var start: Double
+    var end: Double
+    var title: String?
+}
+struct AudioTrack {
+    var index: Int
+    var startOffset: Double
+    var duration: Double
+    var title: String
+    var contentUrl: String
+    var mimeType: String
+    var metadata: FileMetadata?
+    // var isLocal: Bool
+    // var localFileId: String?
+    // var audioProbeResult: AudioProbeResult? Need for local playback
+    var serverIndex: Int?
+}
+struct FileMetadata {
+    var filename: String
+    var ext: String
+    var path: String
+    var relPath: String
+}