Improved error handling

ios/App/App/plugins/AbsAudioPlayer.swift

@@ -81,9 +81,9 @@ public class AbsAudioPlayer: CAPPlugin {
                 NSLog("Failed to get local playback session")
                 return call.resolve([:])
             }
-            playbackSession.save()
             
             do {
+                try playbackSession.save()
                 try self.startPlaybackSession(playbackSession, playWhenReady: playWhenReady, playbackRate: playbackRate)
                 call.resolve(try playbackSession.asDictionary())
             } catch(let exception) {
@@ -93,8 +93,8 @@ public class AbsAudioPlayer: CAPPlugin {
             }
         } else { // Playing from the server
             ApiClient.startPlaybackSession(libraryItemId: libraryItemId!, episodeId: episodeId, forceTranscode: false) { session in
-                session.save()
                 do {
+                    try session.save()
                     try self.startPlaybackSession(session, playWhenReady: playWhenReady, playbackRate: playbackRate)
                     call.resolve(try session.asDictionary())
                 } catch(let exception) {
@@ -122,7 +122,7 @@ public class AbsAudioPlayer: CAPPlugin {
     @objc func setPlaybackSpeed(_ call: CAPPluginCall) {
         let playbackRate = call.getFloat("value", 1.0)
         let settings = PlayerSettings.main()
-        settings.update {
+        try? settings.update {
             settings.playbackRate = playbackRate
         }
         PlayerHandler.setPlaybackSpeed(speed: settings.playbackRate)
@@ -244,17 +244,15 @@ public class AbsAudioPlayer: CAPPlugin {
             
             // If direct playing then fallback to transcode
             ApiClient.startPlaybackSession(libraryItemId: libraryItemId, episodeId: episodeId, forceTranscode: true) { session in
-                session.save()
-                PlayerHandler.startPlayback(sessionId: session.id, playWhenReady: self.initialPlayWhenReady, playbackRate: PlayerSettings.main().playbackRate)
-                
                 do {
+                    try session.save()
+                    PlayerHandler.startPlayback(sessionId: session.id, playWhenReady: self.initialPlayWhenReady, playbackRate: PlayerSettings.main().playbackRate)
                     self.sendPlaybackSession(session: try session.asDictionary())
+                    self.sendMetadata()
                 } catch(let exception) {
-                    NSLog("failed to convert session to json")
+                    NSLog("Failed to start transcoded session")
                     debugPrint(exception)
                 }
-                
-                self.sendMetadata()
             }
         } else {
             self.notifyListeners("onPlaybackFailed", data: [

ios/App/App/plugins/AbsDatabase.swift

@@ -139,7 +139,7 @@ public class AbsDatabase: CAPPlugin {
             call.reject("localMediaProgressId not specificed")
             return
         }
-        Database.shared.removeLocalMediaProgress(localMediaProgressId: localMediaProgressId)
+        try? Database.shared.removeLocalMediaProgress(localMediaProgressId: localMediaProgressId)
         call.resolve()
     }
     
@@ -171,14 +171,14 @@ public class AbsDatabase: CAPPlugin {
                 return call.reject("localLibraryItemId or localMediaProgressId must be specified")
             }
             
-            let localMediaProgress = LocalMediaProgress.fetchOrCreateLocalMediaProgress(localMediaProgressId: localMediaProgressId, localLibraryItemId: localLibraryItemId, localEpisodeId: localEpisodeId)
+            let localMediaProgress = try LocalMediaProgress.fetchOrCreateLocalMediaProgress(localMediaProgressId: localMediaProgressId, localLibraryItemId: localLibraryItemId, localEpisodeId: localEpisodeId)
             guard let localMediaProgress = localMediaProgress else {
                 call.reject("Local media progress not found or created")
                 return
             }
             
             NSLog("syncServerMediaProgressWithLocalMediaProgress: Saving local media progress")
-            localMediaProgress.updateFromServerMediaProgress(serverMediaProgress)
+            try localMediaProgress.updateFromServerMediaProgress(serverMediaProgress)
             
             call.resolve(try localMediaProgress.asDictionary())
         } catch {
@@ -195,14 +195,15 @@ public class AbsDatabase: CAPPlugin {
         
         NSLog("updateLocalMediaProgressFinished \(localMediaProgressId ?? "Unknown") | Is Finished: \(isFinished)")
         
-        let localMediaProgress = LocalMediaProgress.fetchOrCreateLocalMediaProgress(localMediaProgressId: localMediaProgressId, localLibraryItemId: localLibraryItemId, localEpisodeId: localEpisodeId)
+        do {
+            let localMediaProgress = try LocalMediaProgress.fetchOrCreateLocalMediaProgress(localMediaProgressId: localMediaProgressId, localLibraryItemId: localLibraryItemId, localEpisodeId: localEpisodeId)
             guard let localMediaProgress = localMediaProgress else {
                 call.resolve(["error": "Library Item not found"])
                 return
             }
 
             // Update finished status
-        localMediaProgress.updateIsFinished(isFinished)
+            try localMediaProgress.updateIsFinished(isFinished)
             
             // Build API response
             let progressDictionary = try? localMediaProgress.asDictionary()
@@ -220,6 +221,11 @@ public class AbsDatabase: CAPPlugin {
             } else {
                 call.resolve(response)
             }
+        } catch {
+            debugPrint(error)
+            call.resolve(["error": "Failed to mark as complete"])
+            return
+        }
     }
     
     @objc func updateDeviceSettings(_ call: CAPPluginCall) {

ios/App/App/plugins/AbsDownloader.swift

@@ -28,7 +28,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
     
     public func urlSession(_ session: URLSession, downloadTask: URLSessionDownloadTask, didFinishDownloadingTo location: URL) {
         handleDownloadTaskUpdate(downloadTask: downloadTask) { downloadItem, downloadItemPart in
-            let realm = try! Realm()
+            let realm = try Realm()
             try realm.write {
                 downloadItemPart.progress = 100
                 downloadItemPart.completed = true
@@ -139,7 +139,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
                         }
                         self.handleDownloadTaskCompleteFromDownloadItem(item)
                         if let item = Database.shared.getDownloadItem(downloadItemId: item.id!) {
-                            item.delete()
+                            try? item.delete()
                         }
                     }
                     
@@ -181,7 +181,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
                     }
                 } else {
                     localLibraryItem = LocalLibraryItem(libraryItem, localUrl: localDirectory, server: Store.serverConfig!, files: files, coverPath: coverFile)
-                    Database.shared.saveLocalLibraryItem(localLibraryItem: localLibraryItem!)
+                    try? Database.shared.saveLocalLibraryItem(localLibraryItem: localLibraryItem!)
                 }
                 
                 statusNotification["localLibraryItem"] = try? localLibraryItem.asDictionary()
@@ -189,7 +189,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
                 if let progress = libraryItem.userMediaProgress {
                     let episode = downloadItem.media?.episodes.first(where: { $0.id == downloadItem.episodeId })
                     let localMediaProgress = LocalMediaProgress(localLibraryItem: localLibraryItem!, episode: episode, progress: progress)
-                    Database.shared.saveLocalMediaProgress(localMediaProgress)
+                    try? localMediaProgress.save()
                     statusNotification["localMediaProgress"] = try? localMediaProgress.asDictionary()
                 }
                 
@@ -276,7 +276,7 @@ public class AbsDownloader: CAPPlugin, URLSessionDownloadDelegate {
         }
         
         // Persist in the database before status start coming in
-        Database.shared.saveDownloadItem(downloadItem)
+        try Database.shared.saveDownloadItem(downloadItem)
         
         // Start all the downloads
         for task in tasks {

ios/App/App/plugins/AbsFileSystem.swift

@@ -70,7 +70,7 @@ public class AbsFileSystem: CAPPlugin {
         do {
             if let localLibraryItemId = localLibraryItemId, let item = Database.shared.getLocalLibraryItem(localLibraryItemId: localLibraryItemId) {
                 try FileManager.default.removeItem(at: item.contentDirectory!)
-                item.delete()
+                try item.delete()
                 success = true
             }
         } catch {
@@ -89,7 +89,8 @@ public class AbsFileSystem: CAPPlugin {
         
         var success = false
         if let localLibraryItemId = localLibraryItemId, let trackLocalFileId = trackLocalFileId, let item = Database.shared.getLocalLibraryItem(localLibraryItemId: localLibraryItemId) {
-            item.update {
+            do {
+                try item.update {
                     do {
                         if let fileIndex = item.localFiles.firstIndex(where: { $0.id == trackLocalFileId }) {
                             try FileManager.default.removeItem(at: item.localFiles[fileIndex].contentPath)
@@ -108,6 +109,10 @@ public class AbsFileSystem: CAPPlugin {
                         success = false
                     }
                 }
+            } catch {
+                NSLog("Failed to delete \(error)")
+                success = false
+            }
         }
         
         if !success {

ios/App/Shared/models/download/DownloadItem.swift

@@ -88,8 +88,8 @@ extension DownloadItem {
         self.downloadItemParts.allSatisfy({ $0.failed == false })
     }
     
-    func delete() {
+    func delete() throws {
-        try! self.realm?.write {
+        try self.realm?.write {
             self.realm?.delete(self.downloadItemParts)
             self.realm?.delete(self)
         }

ios/App/Shared/models/local/LocalLibraryItem.swift

@@ -198,8 +198,8 @@ extension LocalLibraryItem {
         )
     }
     
-    func delete() {
+    func delete() throws {
-        try! self.realm?.write {
+        try self.realm?.write {
             self.realm?.delete(self.localFiles)
             self.realm?.delete(self)
         }

ios/App/Shared/models/local/LocalMediaProgress.swift

@@ -119,8 +119,8 @@ extension LocalMediaProgress {
         self.finishedAt = progress.finishedAt
     }
     
-    func updateIsFinished(_ finished: Bool) {
+    func updateIsFinished(_ finished: Bool) throws {
-        try! self.realm?.write {
+        try self.realm?.write {
             if self.isFinished != finished {
                 self.progress = finished ? 1.0 : 0.0
             }
@@ -135,8 +135,8 @@ extension LocalMediaProgress {
         }
     }
     
-    func updateFromPlaybackSession(_ playbackSession: PlaybackSession) {
+    func updateFromPlaybackSession(_ playbackSession: PlaybackSession) throws {
-        try! self.realm?.write {
+        try self.realm?.write {
             self.currentTime = playbackSession.currentTime
             self.progress = playbackSession.progress
             self.lastUpdate = Date().timeIntervalSince1970 * 1000
@@ -145,8 +145,8 @@ extension LocalMediaProgress {
         }
     }
     
-    func updateFromServerMediaProgress(_ serverMediaProgress: MediaProgress) {
+    func updateFromServerMediaProgress(_ serverMediaProgress: MediaProgress) throws {
-        try! self.realm?.write {
+        try self.realm?.write {
             self.isFinished = serverMediaProgress.isFinished
             self.progress = serverMediaProgress.progress
             self.currentTime = serverMediaProgress.currentTime
@@ -157,9 +157,9 @@ extension LocalMediaProgress {
         }
     }
     
-    static func fetchOrCreateLocalMediaProgress(localMediaProgressId: String?, localLibraryItemId: String?, localEpisodeId: String?) -> LocalMediaProgress? {
+    static func fetchOrCreateLocalMediaProgress(localMediaProgressId: String?, localLibraryItemId: String?, localEpisodeId: String?) throws -> LocalMediaProgress? {
-        let realm = try! Realm()
+        let realm = try Realm()
-        return try! realm.write { () -> LocalMediaProgress? in
+        return try realm.write { () -> LocalMediaProgress? in
             if let localMediaProgressId = localMediaProgressId {
                 // Check if it existing in the database, if not, we need to create it
                 if let progress = Database.shared.getLocalMediaProgress(localMediaProgressId: localMediaProgressId) {

ios/App/Shared/models/server/AudioTrack.swift

@@ -37,7 +37,7 @@ class AudioTrack: EmbeddedObject, Codable {
         contentUrl = try? values.decode(String.self, forKey: .contentUrl)
         mimeType = try values.decode(String.self, forKey: .mimeType)
         metadata = try? values.decode(FileMetadata.self, forKey: .metadata)
-        localFileId = try! values.decodeIfPresent(String.self, forKey: .localFileId)
+        localFileId = try? values.decodeIfPresent(String.self, forKey: .localFileId)
         serverIndex = try? values.decode(Int.self, forKey: .serverIndex)
     }
     

ios/App/Shared/player/AudioPlayer.swift

@@ -306,7 +306,7 @@ class AudioPlayer: NSObject {
         if (self.currentTrackIndex != indexOfSeek) {
             self.currentTrackIndex = indexOfSeek
             
-            playbackSession.update {
+            try? playbackSession.update {
                 playbackSession.currentTime = to
             }
             

ios/App/Shared/player/PlayerHandler.swift

@@ -158,16 +158,21 @@ class PlayerHandler {
     // MARK: - Helper logic
     
     private static func cleanupOldSessions(currentSessionId: String?) {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             let oldSessions = realm.objects(PlaybackSession.self) .where({
                 $0.isActiveSession == true && $0.serverConnectionConfigId == Store.serverConfig?.id
             })
-        try! realm.write {
+            try realm.write {
                 for s in oldSessions {
                     if s.id != currentSessionId {
                         s.isActiveSession = false
                     }
                 }
             }
+        } catch {
+            debugPrint("Failed to cleanup sessions")
+            debugPrint(error)
+        }
     }
 }

ios/App/Shared/player/PlayerProgress.swift

@@ -21,34 +21,49 @@ class PlayerProgress {
     
     public func syncFromPlayer(currentTime: Double, includesPlayProgress: Bool, isStopping: Bool) async {
         let backgroundToken = await UIApplication.shared.beginBackgroundTask(withName: "ABS:syncFromPlayer")
-        let session = updateLocalSessionFromPlayer(currentTime: currentTime, includesPlayProgress: includesPlayProgress)
+        do {
-        updateLocalMediaProgressFromLocalSession()
+            let session = try updateLocalSessionFromPlayer(currentTime: currentTime, includesPlayProgress: includesPlayProgress)
+            try updateLocalMediaProgressFromLocalSession()
             if let session = session {
-            await updateServerSessionFromLocalSession(session, rateLimitSync: !isStopping)
+                try await updateServerSessionFromLocalSession(session, rateLimitSync: !isStopping)
+            }
+        } catch {
+            debugPrint("Failed to syncFromPlayer")
+            debugPrint(error)
         }
         await UIApplication.shared.endBackgroundTask(backgroundToken)
     }
     
     public func syncToServer() async {
         let backgroundToken = await UIApplication.shared.beginBackgroundTask(withName: "ABS:syncToServer")
-        await updateAllServerSessionFromLocalSession()
+        do {
+            try await updateAllServerSessionFromLocalSession()
+        } catch {
+            debugPrint("Failed to syncToServer")
+            debugPrint(error)
+        }
         await UIApplication.shared.endBackgroundTask(backgroundToken)
     }
     
     public func syncFromServer() async {
         let backgroundToken = await UIApplication.shared.beginBackgroundTask(withName: "ABS:syncFromServer")
-        await updateLocalSessionFromServerMediaProgress()
+        do {
+            try await updateLocalSessionFromServerMediaProgress()
+        } catch {
+            debugPrint("Failed to syncFromServer")
+            debugPrint(error)
+        }
         await UIApplication.shared.endBackgroundTask(backgroundToken)
     }
     
     
     // MARK: - SYNC LOGIC
     
-    private func updateLocalSessionFromPlayer(currentTime: Double, includesPlayProgress: Bool) -> PlaybackSession? {
+    private func updateLocalSessionFromPlayer(currentTime: Double, includesPlayProgress: Bool) throws -> PlaybackSession? {
         guard let session = PlayerHandler.getPlaybackSession() else { return nil }
         guard !currentTime.isNaN else { return nil } // Prevent bad data on player stop
         
-        session.update {
+        try session.update {
             session.realm?.refresh()
             
             let nowInSeconds = Date().timeIntervalSince1970
@@ -68,18 +83,18 @@ class PlayerProgress {
         return session.freeze()
     }
     
-    private func updateLocalMediaProgressFromLocalSession() {
+    private func updateLocalMediaProgressFromLocalSession() throws {
         guard let session = PlayerHandler.getPlaybackSession() else { return }
         guard session.isLocal else { return }
         
-        let localMediaProgress = LocalMediaProgress.fetchOrCreateLocalMediaProgress(localMediaProgressId: session.localMediaProgressId, localLibraryItemId: session.localLibraryItem?.id, localEpisodeId: session.episodeId)
+        let localMediaProgress = try LocalMediaProgress.fetchOrCreateLocalMediaProgress(localMediaProgressId: session.localMediaProgressId, localLibraryItemId: session.localLibraryItem?.id, localEpisodeId: session.episodeId)
         guard let localMediaProgress = localMediaProgress else {
             // Local media progress should have been created
             // If we're here, it means a library id is invalid
             return
         }
 
-        localMediaProgress.updateFromPlaybackSession(session)
+        try localMediaProgress.updateFromPlaybackSession(session)
         
         NSLog("Local progress saved to the database")
         
@@ -87,25 +102,25 @@ class PlayerProgress {
         NotificationCenter.default.post(name: NSNotification.Name(PlayerEvents.localProgress.rawValue), object: nil)
     }
     
-    private func updateAllServerSessionFromLocalSession() async {
+    private func updateAllServerSessionFromLocalSession() async throws {
-        await withTaskGroup(of: Void.self) { [self] group in
+        try await withThrowingTaskGroup(of: Void.self) { [self] group in
-            for session in try! await Realm().objects(PlaybackSession.self).where({ $0.serverConnectionConfigId == Store.serverConfig?.id }) {
+            for session in try await Realm().objects(PlaybackSession.self).where({ $0.serverConnectionConfigId == Store.serverConfig?.id }) {
                 let session = session.freeze()
                 group.addTask {
-                    await self.updateServerSessionFromLocalSession(session)
+                    try await self.updateServerSessionFromLocalSession(session)
                 }
             }
-            await group.waitForAll()
+            try await group.waitForAll()
         }
     }
     
-    private func updateServerSessionFromLocalSession(_ session: PlaybackSession, rateLimitSync: Bool = false) async {
+    private func updateServerSessionFromLocalSession(_ session: PlaybackSession, rateLimitSync: Bool = false) async throws {
         var safeToSync = true
         
         guard var session = session.thaw() else { return }
         
         // We need to update and check the server time in a transaction for thread-safety
-        session.update {
+        try session.update {
             session.realm?.refresh()
             
             let nowInMilliseconds = Date().timeIntervalSince1970 * 1000
@@ -140,14 +155,14 @@ class PlayerProgress {
         // Remove old sessions after they synced with the server
         if success && !session.isActiveSession {
             if let session = session.thaw() {
-                session.delete()
+                try session.delete()
             }
         }
     }
     
-    private func updateLocalSessionFromServerMediaProgress() async {
+    private func updateLocalSessionFromServerMediaProgress() async throws {
         NSLog("updateLocalSessionFromServerMediaProgress: Checking if local media progress was updated on server")
-        guard let session = try! await Realm().objects(PlaybackSession.self).last(where: {
+        guard let session = try await Realm().objects(PlaybackSession.self).last(where: {
             $0.isActiveSession == true && $0.serverConnectionConfigId == Store.serverConfig?.id
         })?.freeze() else {
             NSLog("updateLocalSessionFromServerMediaProgress: Failed to get session")
@@ -177,7 +192,7 @@ class PlayerProgress {
         if serverIsNewerThanLocal && currentTimeIsDifferent {
             NSLog("updateLocalSessionFromServerMediaProgress: Server has newer time than local serverLastUpdate=\(serverLastUpdate) localLastUpdate=\(localLastUpdate)")
             guard let session = session.thaw() else { return }
-            session.update {
+            try session.update {
                 session.currentTime = serverCurrentTime
                 session.updatedAt = serverLastUpdate
             }

ios/App/Shared/util/ApiClient.swift

@@ -200,7 +200,12 @@ class ApiClient {
                 
                 if let updates = response.localProgressUpdates {
                     for update in updates {
-                        Database.shared.saveLocalMediaProgress(update)
+                        do {
+                            try update.save()
+                        } catch {
+                            debugPrint("Failed to update local media progress")
+                            debugPrint(error)
+                        }
                     }
                 }
                 

ios/App/Shared/util/DaoExtensions.swift

@@ -9,15 +9,15 @@ import Foundation
 import RealmSwift
 
 extension Object {
-    func save() {
+    func save() throws {
-        let realm = try! Realm()
+        let realm = try Realm()
-        try! realm.write {
+        try realm.write {
             realm.add(self, update: .modified)
         }
     }
     
-    func update(handler: () -> Void) {
+    func update(handler: () -> Void) throws {
-        try! self.realm?.write {
+        try self.realm?.write {
             handler()
         }
     }
@@ -33,12 +33,12 @@ extension EmbeddedObject {
 }
 
 protocol Deletable {
-    func delete()
+    func delete() throws
 }
 
 extension Deletable where Self: Object {
-    func delete() {
+    func delete() throws {
-        try! self.realm?.write {
+        try self.realm?.write {
             self.realm?.delete(self)
         }
     }

ios/App/Shared/util/Database.swift

@@ -112,48 +112,83 @@ class Database {
     }
     
     public func getLocalLibraryItems(mediaType: MediaType? = nil) -> [LocalLibraryItem] {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return Array(realm.objects(LocalLibraryItem.self))
+        } catch {
+            debugPrint(error)
+            return []
+        }
     }
     
     public func getLocalLibraryItem(byServerLibraryItemId: String) -> LocalLibraryItem? {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return realm.objects(LocalLibraryItem.self).first(where: { $0.libraryItemId == byServerLibraryItemId })
+        } catch {
+            debugPrint(error)
+            return nil
+        }
     }
     
     public func getLocalLibraryItem(localLibraryItemId: String) -> LocalLibraryItem? {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return realm.object(ofType: LocalLibraryItem.self, forPrimaryKey: localLibraryItemId)
+        } catch {
+            debugPrint(error)
+            return nil
+        }
     }
     
-    public func saveLocalLibraryItem(localLibraryItem: LocalLibraryItem) {
+    public func saveLocalLibraryItem(localLibraryItem: LocalLibraryItem) throws {
-        let realm = try! Realm()
+        let realm = try Realm()
-        try! realm.write { realm.add(localLibraryItem, update: .modified) }
+        try realm.write { realm.add(localLibraryItem, update: .modified) }
     }
     
     public func getLocalFile(localFileId: String) -> LocalFile? {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return realm.object(ofType: LocalFile.self, forPrimaryKey: localFileId)
+        } catch {
+            debugPrint(error)
+            return nil
+        }
     }
     
     public func getDownloadItem(downloadItemId: String) -> DownloadItem? {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return realm.object(ofType: DownloadItem.self, forPrimaryKey: downloadItemId)
+        } catch {
+            debugPrint(error)
+            return nil
+        }
     }
     
     public func getDownloadItem(libraryItemId: String) -> DownloadItem? {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return realm.objects(DownloadItem.self).filter("libraryItemId == %@", libraryItemId).first
+        } catch {
+            debugPrint(error)
+            return nil
+        }
     }
     
     public func getDownloadItem(downloadItemPartId: String) -> DownloadItem? {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return realm.objects(DownloadItem.self).filter("SUBQUERY(downloadItemParts, $part, $part.id == %@) .@count > 0", downloadItemPartId).first
+        } catch {
+            debugPrint(error)
+            return nil
+        }
     }
     
-    public func saveDownloadItem(_ downloadItem: DownloadItem) {
+    public func saveDownloadItem(_ downloadItem: DownloadItem) throws {
-        let realm = try! Realm()
+        let realm = try Realm()
-        return try! realm.write { realm.add(downloadItem, update: .modified) }
+        return try realm.write { realm.add(downloadItem, update: .modified) }
     }
     
     public func getDeviceSettings() -> DeviceSettings {
@@ -162,31 +197,41 @@ class Database {
     }
     
     public func getAllLocalMediaProgress() -> [LocalMediaProgress] {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return Array(realm.objects(LocalMediaProgress.self))
+        } catch {
+            debugPrint(error)
+            return []
         }
-    
-    public func saveLocalMediaProgress(_ mediaProgress: LocalMediaProgress) {
-        let realm = try! Realm()
-        try! realm.write { realm.add(mediaProgress, update: .modified) }
     }
     
     // For books this will just be the localLibraryItemId for podcast episodes this will be "{localLibraryItemId}-{episodeId}"
     public func getLocalMediaProgress(localMediaProgressId: String) -> LocalMediaProgress? {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return realm.object(ofType: LocalMediaProgress.self, forPrimaryKey: localMediaProgressId)
+        } catch {
+            debugPrint(error)
+            return nil
+        }
     }
     
-    public func removeLocalMediaProgress(localMediaProgressId: String) {
+    public func removeLocalMediaProgress(localMediaProgressId: String) throws {
-        let realm = try! Realm()
+        let realm = try Realm()
-        try! realm.write {
+        try realm.write {
             let progress = realm.object(ofType: LocalMediaProgress.self, forPrimaryKey: localMediaProgressId)
             realm.delete(progress!)
         }
     }
     
     public func getPlaybackSession(id: String) -> PlaybackSession? {
-        let realm = try! Realm()
+        do {
+            let realm = try Realm()
             return realm.object(ofType: PlaybackSession.self, forPrimaryKey: id)
+        } catch {
+            debugPrint(error)
+            return nil
+        }
     }
 }