Persistence for queue, history and last played

Model/Player/PlayerQueueItemBridge.swift

@@ -0,0 +1,67 @@
+import CoreMedia
+import Defaults
+import Foundation
+
+struct PlayerQueueItemBridge: Defaults.Bridge {
+    typealias Value = PlayerQueueItem
+    typealias Serializable = [String: String]
+
+    func serialize(_ value: Value?) -> Serializable? {
+        guard let value = value else {
+            return nil
+        }
+
+        let videoID = value.videoID.isEmpty ? value.video!.videoID : value.videoID
+
+        var playbackTime = ""
+        if let time = value.playbackTime {
+            if time.seconds.isFinite {
+                playbackTime = String(time.seconds)
+            }
+        }
+
+        var videoDuration = ""
+        if let duration = value.videoDuration {
+            if duration.isFinite {
+                videoDuration = String(duration)
+            }
+        }
+
+        return [
+            "videoID": videoID,
+            "playbackTime": playbackTime,
+            "videoDuration": videoDuration
+        ]
+    }
+
+    func deserialize(_ object: Serializable?) -> Value? {
+        guard
+            let object = object,
+            let videoID = object["videoID"]
+        else {
+            return nil
+        }
+
+        var playbackTime: CMTime?
+        var videoDuration: TimeInterval?
+
+        if let time = object["playbackTime"],
+           !time.isEmpty,
+           let seconds = TimeInterval(time)
+        {
+            playbackTime = .secondsInDefaultTimescale(seconds)
+        }
+
+        if let duration = object["videoDuration"],
+           !duration.isEmpty
+        {
+            videoDuration = TimeInterval(duration)
+        }
+
+        return PlayerQueueItem(
+            videoID: videoID,
+            playbackTime: playbackTime,
+            videoDuration: videoDuration
+        )
+    }
+}