move classes

13 files changed, 57 insertions, 40 deletions

diff --git a/Emby.Dlna/DlnaManager.cs b/Emby.Dlna/DlnaManager.cs
index c5798a5d1..c348e658c 100644
--- a/Emby.Dlna/DlnaManager.cs
+++ b/Emby.Dlna/DlnaManager.cs
@@ -560,17 +560,19 @@ namespace Emby.Dlna
                 ? ImageFormat.Png
                 : ImageFormat.Jpg;
 
+            var resource = GetType().Namespace + ".Images." + filename.ToLower();
+
 #if NET46
             return new ImageStream
             {
                 Format = format,
-                Stream = GetType().Assembly.GetManifestResourceStream("MediaBrowser.Dlna.Images." + filename.ToLower())
+                Stream = GetType().Assembly.GetManifestResourceStream(resource)
             };
 #elif NETSTANDARD1_6
             return new ImageStream
             {
                 Format = format,
-                Stream = GetType().GetTypeInfo().Assembly.GetManifestResourceStream("MediaBrowser.Dlna.Images." + filename.ToLower())
+                Stream = GetType().GetTypeInfo().Assembly.GetManifestResourceStream(resource)
             };
 #endif
             throw new NotImplementedException();
diff --git a/Emby.Server.Implementations/Emby.Server.Implementations.csproj b/Emby.Server.Implementations/Emby.Server.Implementations.csproj
index 152a165e2..7829193c5 100644
--- a/Emby.Server.Implementations/Emby.Server.Implementations.csproj
+++ b/Emby.Server.Implementations/Emby.Server.Implementations.csproj
@@ -131,6 +131,8 @@
     <Compile Include="ScheduledTasks\RefreshIntrosTask.cs" />
     <Compile Include="ScheduledTasks\RefreshMediaLibraryTask.cs" />
     <Compile Include="ScheduledTasks\SystemUpdateTask.cs" />
+    <Compile Include="ServerManager\ServerManager.cs" />
+    <Compile Include="ServerManager\WebSocketConnection.cs" />
     <Compile Include="Sorting\AiredEpisodeOrderComparer.cs" />
     <Compile Include="Sorting\AirTimeComparer.cs" />
     <Compile Include="Sorting\AlbumArtistComparer.cs" />
@@ -178,6 +180,7 @@
     <Compile Include="Sync\SyncNotificationEntryPoint.cs" />
     <Compile Include="Sync\SyncRegistrationInfo.cs" />
     <Compile Include="Sync\TargetDataProvider.cs" />
+    <Compile Include="TV\SeriesPostScanTask.cs" />
     <Compile Include="TV\TVSeriesManager.cs" />
     <Compile Include="Updates\InstallationManager.cs" />
     <Compile Include="UserViews\CollectionFolderImageProvider.cs" />
@@ -197,6 +200,10 @@
       <Project>{7eeeb4bb-f3e8-48fc-b4c5-70f0fff8329b}</Project>
       <Name>MediaBrowser.Model</Name>
     </ProjectReference>
+    <ProjectReference Include="..\MediaBrowser.Providers\MediaBrowser.Providers.csproj">
+      <Project>{442b5058-dcaf-4263-bb6a-f21e31120a1b}</Project>
+      <Name>MediaBrowser.Providers</Name>
+    </ProjectReference>
   </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath32)\Microsoft\Portable\$(TargetFrameworkVersion)\Microsoft.Portable.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
diff --git a/MediaBrowser.Server.Implementations/ServerManager/ServerManager.cs b/Emby.Server.Implementations/ServerManager/ServerManager.cs
index 4e706324f..83ce0b6a3 100644
--- a/MediaBrowser.Server.Implementations/ServerManager/ServerManager.cs
+++ b/Emby.Server.Implementations/ServerManager/ServerManager.cs
@@ -10,14 +10,14 @@ using System;
 using System.Collections.Generic;
 using System.Collections.Specialized;
 using System.Linq;
-using System.Net.Sockets;
 using System.Threading;
 using System.Threading.Tasks;
 using MediaBrowser.Common.IO;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Services;
+using MediaBrowser.Model.TextEncoding;
 
-namespace MediaBrowser.Server.Implementations.ServerManager
+namespace Emby.Server.Implementations.ServerManager
 {
     /// <summary>
     /// Manages the Http Server, Udp Server and WebSocket connections
@@ -76,6 +76,7 @@ namespace MediaBrowser.Server.Implementations.ServerManager
 
         private bool _disposed;
         private readonly IMemoryStreamProvider _memoryStreamProvider;
+        private readonly IEncoding _textEncoding;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="ServerManager" /> class.
@@ -85,7 +86,7 @@ namespace MediaBrowser.Server.Implementations.ServerManager
         /// <param name="logger">The logger.</param>
         /// <param name="configurationManager">The configuration manager.</param>
         /// <exception cref="System.ArgumentNullException">applicationHost</exception>
-        public ServerManager(IServerApplicationHost applicationHost, IJsonSerializer jsonSerializer, ILogger logger, IServerConfigurationManager configurationManager, IMemoryStreamProvider memoryStreamProvider)
+        public ServerManager(IServerApplicationHost applicationHost, IJsonSerializer jsonSerializer, ILogger logger, IServerConfigurationManager configurationManager, IMemoryStreamProvider memoryStreamProvider, IEncoding textEncoding)
         {
             if (applicationHost == null)
             {
@@ -105,6 +106,7 @@ namespace MediaBrowser.Server.Implementations.ServerManager
             _applicationHost = applicationHost;
             ConfigurationManager = configurationManager;
             _memoryStreamProvider = memoryStreamProvider;
+            _textEncoding = textEncoding;
         }
 
         /// <summary>
@@ -127,15 +129,13 @@ namespace MediaBrowser.Server.Implementations.ServerManager
                 HttpServer = _applicationHost.Resolve<IHttpServer>();
                 HttpServer.StartServer(urlPrefixes, certificatePath);
             }
-            catch (SocketException ex)
-            {
-                _logger.ErrorException("The http server is unable to start due to a Socket error. This can occasionally happen when the operating system takes longer than usual to release the IP bindings from the previous session. This can take up to five minutes. Please try waiting or rebooting the system.", ex);
-
-                throw;
-            }
             catch (Exception ex)
             {
-                _logger.ErrorException("Error starting Http Server", ex);
+                var msg = string.Equals(ex.GetType().Name, "SocketException", StringComparison.OrdinalIgnoreCase)
+                    ? "The http server is unable to start due to a Socket error. This can occasionally happen when the operating system takes longer than usual to release the IP bindings from the previous session. This can take up to five minutes. Please try waiting or rebooting the system."
+                    : "Error starting Http Server";
+
+                _logger.ErrorException(msg, ex);
 
                 throw;
             }
@@ -155,7 +155,7 @@ namespace MediaBrowser.Server.Implementations.ServerManager
                 return;
             }
 
-            var connection = new WebSocketConnection(e.WebSocket, e.Endpoint, _jsonSerializer, _logger, _memoryStreamProvider)
+            var connection = new WebSocketConnection(e.WebSocket, e.Endpoint, _jsonSerializer, _logger, _memoryStreamProvider, _textEncoding)
             {
                 OnReceive = ProcessWebSocketMessageReceived,
                 Url = e.Url,
diff --git a/MediaBrowser.Server.Implementations/ServerManager/WebSocketConnection.cs b/Emby.Server.Implementations/ServerManager/WebSocketConnection.cs
index c1bd8ed6b..dd17edea5 100644
--- a/MediaBrowser.Server.Implementations/ServerManager/WebSocketConnection.cs
+++ b/Emby.Server.Implementations/ServerManager/WebSocketConnection.cs
@@ -12,9 +12,10 @@ using System.Threading.Tasks;
 using MediaBrowser.Common.IO;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Services;
+using MediaBrowser.Model.TextEncoding;
 using UniversalDetector;
 
-namespace MediaBrowser.Server.Implementations.ServerManager
+namespace Emby.Server.Implementations.ServerManager
 {
     /// <summary>
     /// Class WebSocketConnection
@@ -77,6 +78,7 @@ namespace MediaBrowser.Server.Implementations.ServerManager
         /// <value>The query string.</value>
         public QueryParamCollection QueryString { get; set; }
         private readonly IMemoryStreamProvider _memoryStreamProvider;
+        private readonly IEncoding _textEncoding;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="WebSocketConnection" /> class.
@@ -86,7 +88,7 @@ namespace MediaBrowser.Server.Implementations.ServerManager
         /// <param name="jsonSerializer">The json serializer.</param>
         /// <param name="logger">The logger.</param>
         /// <exception cref="System.ArgumentNullException">socket</exception>
-        public WebSocketConnection(IWebSocket socket, string remoteEndPoint, IJsonSerializer jsonSerializer, ILogger logger, IMemoryStreamProvider memoryStreamProvider)
+        public WebSocketConnection(IWebSocket socket, string remoteEndPoint, IJsonSerializer jsonSerializer, ILogger logger, IMemoryStreamProvider memoryStreamProvider, IEncoding textEncoding)
         {
             if (socket == null)
             {
@@ -113,6 +115,7 @@ namespace MediaBrowser.Server.Implementations.ServerManager
             RemoteEndPoint = remoteEndPoint;
             _logger = logger;
             _memoryStreamProvider = memoryStreamProvider;
+            _textEncoding = textEncoding;
 
             socket.Closed += socket_Closed;
         }
@@ -138,11 +141,11 @@ namespace MediaBrowser.Server.Implementations.ServerManager
 
             if (string.Equals(charset, "utf-8", StringComparison.OrdinalIgnoreCase))
             {
-                OnReceiveInternal(Encoding.UTF8.GetString(bytes));
+                OnReceiveInternal(Encoding.UTF8.GetString(bytes, 0, bytes.Length));
             }
             else
             {
-                OnReceiveInternal(Encoding.ASCII.GetString(bytes));
+                OnReceiveInternal(_textEncoding.GetASCIIString(bytes, 0, bytes.Length));
             }
         }
         private string DetectCharset(byte[] bytes)
diff --git a/MediaBrowser.Server.Implementations/TV/SeriesPostScanTask.cs b/Emby.Server.Implementations/TV/SeriesPostScanTask.cs
index a498dfec3..2e04c883f 100644
--- a/MediaBrowser.Server.Implementations/TV/SeriesPostScanTask.cs
+++ b/Emby.Server.Implementations/TV/SeriesPostScanTask.cs
@@ -14,10 +14,11 @@ using MediaBrowser.Model.Globalization;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Logging;
 using MediaBrowser.Model.Tasks;
+using MediaBrowser.Model.Threading;
 using MediaBrowser.Model.Xml;
 using MediaBrowser.Providers.TV;
 
-namespace MediaBrowser.Server.Implementations.TV
+namespace Emby.Server.Implementations.TV
 {
     class SeriesGroup : List<Series>, IGrouping<string, Series>
     {
@@ -132,8 +133,9 @@ namespace MediaBrowser.Server.Implementations.TV
         private const int LibraryUpdateDuration = 180000;
         private readonly ITaskManager _taskManager;
         private readonly IXmlReaderSettingsFactory _xmlSettings;
+        private readonly ITimerFactory _timerFactory;
 
-        public CleanMissingEpisodesEntryPoint(ILibraryManager libraryManager, IServerConfigurationManager config, ILogger logger, ILocalizationManager localization, IFileSystem fileSystem, ITaskManager taskManager, IXmlReaderSettingsFactory xmlSettings)
+        public CleanMissingEpisodesEntryPoint(ILibraryManager libraryManager, IServerConfigurationManager config, ILogger logger, ILocalizationManager localization, IFileSystem fileSystem, ITaskManager taskManager, IXmlReaderSettingsFactory xmlSettings, ITimerFactory timerFactory)
         {
             _libraryManager = libraryManager;
             _config = config;
@@ -142,9 +144,10 @@ namespace MediaBrowser.Server.Implementations.TV
             _fileSystem = fileSystem;
             _taskManager = taskManager;
             _xmlSettings = xmlSettings;
+            _timerFactory = timerFactory;
         }
 
-        private Timer LibraryUpdateTimer { get; set; }
+        private ITimer LibraryUpdateTimer { get; set; }
 
         public void Run()
         {
@@ -162,7 +165,7 @@ namespace MediaBrowser.Server.Implementations.TV
             {
                 if (LibraryUpdateTimer == null)
                 {
-                    LibraryUpdateTimer = new Timer(LibraryUpdateTimerCallback, null, LibraryUpdateDuration, Timeout.Infinite);
+                    LibraryUpdateTimer = _timerFactory.Create(LibraryUpdateTimerCallback, null, LibraryUpdateDuration, Timeout.Infinite);
                 }
                 else
                 {
diff --git a/Emby.Server.Implementations/project.json b/Emby.Server.Implementations/project.json
index 81f816753..9d80f8ce4 100644
--- a/Emby.Server.Implementations/project.json
+++ b/Emby.Server.Implementations/project.json
@@ -1,7 +1,8 @@
 {
   "supports": {},
   "dependencies": {
-    "MediaBrowser.Naming": "1.0.0.59"
+    "MediaBrowser.Naming": "1.0.0.59",
+    "UniversalDetector": "1.0.1"
   },
   "frameworks": {
     ".NETPortable,Version=v4.5,Profile=Profile7": {}
diff --git a/MediaBrowser.Server.Implementations/Connect/ConnectEntryPoint.cs b/MediaBrowser.Server.Implementations/Connect/ConnectEntryPoint.cs
index 769b7821a..565eeb259 100644
--- a/MediaBrowser.Server.Implementations/Connect/ConnectEntryPoint.cs
+++ b/MediaBrowser.Server.Implementations/Connect/ConnectEntryPoint.cs
@@ -14,13 +14,13 @@ using System.Threading.Tasks;
 using MediaBrowser.Common.IO;
 using MediaBrowser.Controller.IO;
 using MediaBrowser.Model.IO;
-using MediaBrowser.Server.Implementations.Threading;
+using MediaBrowser.Model.Threading;
 
 namespace MediaBrowser.Server.Implementations.Connect
 {
     public class ConnectEntryPoint : IServerEntryPoint
     {
-        private PeriodicTimer _timer;
+        private ITimer _timer;
         private readonly IHttpClient _httpClient;
         private readonly IApplicationPaths _appPaths;
         private readonly ILogger _logger;
@@ -29,8 +29,9 @@ namespace MediaBrowser.Server.Implementations.Connect
         private readonly INetworkManager _networkManager;
         private readonly IApplicationHost _appHost;
         private readonly IFileSystem _fileSystem;
+        private readonly ITimerFactory _timerFactory;
 
-        public ConnectEntryPoint(IHttpClient httpClient, IApplicationPaths appPaths, ILogger logger, INetworkManager networkManager, IConnectManager connectManager, IApplicationHost appHost, IFileSystem fileSystem)
+        public ConnectEntryPoint(IHttpClient httpClient, IApplicationPaths appPaths, ILogger logger, INetworkManager networkManager, IConnectManager connectManager, IApplicationHost appHost, IFileSystem fileSystem, ITimerFactory timerFactory)
         {
             _httpClient = httpClient;
             _appPaths = appPaths;
@@ -39,13 +40,14 @@ namespace MediaBrowser.Server.Implementations.Connect
             _connectManager = connectManager;
             _appHost = appHost;
             _fileSystem = fileSystem;
+            _timerFactory = timerFactory;
         }
 
         public void Run()
         {
             LoadCachedAddress();
 
-            _timer = new PeriodicTimer(TimerCallback, null, TimeSpan.FromSeconds(5), TimeSpan.FromHours(1));
+            _timer = _timerFactory.Create(TimerCallback, null, TimeSpan.FromSeconds(5), TimeSpan.FromHours(1));
             ((ConnectManager)_connectManager).Start();
         }
 
diff --git a/MediaBrowser.Server.Implementations/EntryPoints/ExternalPortForwarding.cs b/MediaBrowser.Server.Implementations/EntryPoints/ExternalPortForwarding.cs
index d86990a40..dcfa27cc0 100644
--- a/MediaBrowser.Server.Implementations/EntryPoints/ExternalPortForwarding.cs
+++ b/MediaBrowser.Server.Implementations/EntryPoints/ExternalPortForwarding.cs
@@ -11,7 +11,7 @@ using System.Net;
 using MediaBrowser.Common.Net;
 using MediaBrowser.Model.Dlna;
 using MediaBrowser.Model.Events;
-using MediaBrowser.Server.Implementations.Threading;
+using MediaBrowser.Model.Threading;
 
 namespace MediaBrowser.Server.Implementations.EntryPoints
 {
@@ -23,16 +23,18 @@ namespace MediaBrowser.Server.Implementations.EntryPoints
         private readonly IServerConfigurationManager _config;
         private readonly IDeviceDiscovery _deviceDiscovery;
 
-        private PeriodicTimer _timer;
+        private ITimer _timer;
         private bool _isStarted;
+        private readonly ITimerFactory _timerFactory;
 
-        public ExternalPortForwarding(ILogManager logmanager, IServerApplicationHost appHost, IServerConfigurationManager config, IDeviceDiscovery deviceDiscovery, IHttpClient httpClient)
+        public ExternalPortForwarding(ILogManager logmanager, IServerApplicationHost appHost, IServerConfigurationManager config, IDeviceDiscovery deviceDiscovery, IHttpClient httpClient, ITimerFactory timerFactory)
         {
             _logger = logmanager.GetLogger("PortMapper");
             _appHost = appHost;
             _config = config;
             _deviceDiscovery = deviceDiscovery;
             _httpClient = httpClient;
+            _timerFactory = timerFactory;
         }
 
         private string _lastConfigIdentifier;
@@ -94,7 +96,7 @@ namespace MediaBrowser.Server.Implementations.EntryPoints
 
             NatUtility.StartDiscovery();
 
-            _timer = new PeriodicTimer(ClearCreatedRules, null, TimeSpan.FromMinutes(5), TimeSpan.FromMinutes(5));
+            _timer = _timerFactory.Create(ClearCreatedRules, null, TimeSpan.FromMinutes(5), TimeSpan.FromMinutes(5));
 
             _deviceDiscovery.DeviceDiscovered += _deviceDiscovery_DeviceDiscovered;
 
diff --git a/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj b/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj
index 5d1d2fc38..adc5d6879 100644
--- a/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj
+++ b/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj
@@ -207,8 +207,6 @@
     <Compile Include="Serialization\JsonSerializer.cs" />
     <Compile Include="Social\SharingManager.cs" />
     <Compile Include="Social\SharingRepository.cs" />
-    <Compile Include="Threading\PeriodicTimer.cs" />
-    <Compile Include="TV\SeriesPostScanTask.cs" />
     <Compile Include="Persistence\SqliteFileOrganizationRepository.cs" />
     <Compile Include="Notifications\SqliteNotificationsRepository.cs" />
     <Compile Include="Persistence\TypeMapper.cs" />
@@ -217,8 +215,6 @@
     <Compile Include="Security\AuthenticationRepository.cs" />
     <Compile Include="Security\EncryptionManager.cs" />
     <Compile Include="ServerApplicationPaths.cs" />
-    <Compile Include="ServerManager\ServerManager.cs" />
-    <Compile Include="ServerManager\WebSocketConnection.cs" />
     <Compile Include="Session\HttpSessionController.cs" />
     <Compile Include="Session\SessionManager.cs">
       <SubType>Code</SubType>
diff --git a/MediaBrowser.Server.Startup.Common/ApplicationHost.cs b/MediaBrowser.Server.Startup.Common/ApplicationHost.cs
index 11d401670..19b8ad2f9 100644
--- a/MediaBrowser.Server.Startup.Common/ApplicationHost.cs
+++ b/MediaBrowser.Server.Startup.Common/ApplicationHost.cs
@@ -62,7 +62,6 @@ using MediaBrowser.Server.Implementations.Localization;
 using MediaBrowser.Server.Implementations.Notifications;
 using MediaBrowser.Server.Implementations.Persistence;
 using MediaBrowser.Server.Implementations.Security;
-using MediaBrowser.Server.Implementations.ServerManager;
 using MediaBrowser.Server.Implementations.Session;
 using MediaBrowser.Server.Implementations.Social;
 using MediaBrowser.Server.Implementations.Sync;
@@ -113,6 +112,7 @@ using Emby.Server.Implementations.MediaEncoder;
 using Emby.Server.Implementations.Notifications;
 using Emby.Server.Implementations.Persistence;
 using Emby.Server.Implementations.Playlists;
+using Emby.Server.Implementations.ServerManager;
 using Emby.Server.Implementations.Sync;
 using Emby.Server.Implementations.TV;
 using Emby.Server.Implementations.Updates;
@@ -603,7 +603,7 @@ namespace MediaBrowser.Server.Startup.Common
             RegisterSingleInstance(HttpServer, false);
             progress.Report(10);
 
-            ServerManager = new ServerManager(this, JsonSerializer, LogManager.GetLogger("ServerManager"), ServerConfigurationManager, MemoryStreamProvider);
+            ServerManager = new ServerManager(this, JsonSerializer, LogManager.GetLogger("ServerManager"), ServerConfigurationManager, MemoryStreamProvider, textEncoding);
             RegisterSingleInstance(ServerManager);
 
             var innerProgress = new ActionableProgress<double>();
diff --git a/MediaBrowser.Server.Startup.Common/EntryPoints/KeepServerAwake.cs b/MediaBrowser.Server.Startup.Common/EntryPoints/KeepServerAwake.cs
index 79debce8d..95b42afbf 100644
--- a/MediaBrowser.Server.Startup.Common/EntryPoints/KeepServerAwake.cs
+++ b/MediaBrowser.Server.Startup.Common/EntryPoints/KeepServerAwake.cs
@@ -4,7 +4,7 @@ using MediaBrowser.Controller.Session;
 using MediaBrowser.Model.Logging;
 using System;
 using System.Linq;
-using MediaBrowser.Server.Implementations.Threading;
+using MediaBrowser.Server.Startup.Common.Threading;
 
 namespace MediaBrowser.Server.Startup.Common.EntryPoints
 {
diff --git a/MediaBrowser.Server.Startup.Common/MediaBrowser.Server.Startup.Common.csproj b/MediaBrowser.Server.Startup.Common/MediaBrowser.Server.Startup.Common.csproj
index 6a84ee0c5..4aecb11dc 100644
--- a/MediaBrowser.Server.Startup.Common/MediaBrowser.Server.Startup.Common.csproj
+++ b/MediaBrowser.Server.Startup.Common/MediaBrowser.Server.Startup.Common.csproj
@@ -95,6 +95,7 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="StartupOptions.cs" />
     <Compile Include="SystemEvents.cs" />
+    <Compile Include="Threading\PeriodicTimer.cs" />
     <Compile Include="UnhandledExceptionWriter.cs" />
   </ItemGroup>
   <ItemGroup>
diff --git a/MediaBrowser.Server.Implementations/Threading/PeriodicTimer.cs b/MediaBrowser.Server.Startup.Common/Threading/PeriodicTimer.cs
index 057a84483..3e898adfd 100644
--- a/MediaBrowser.Server.Implementations/Threading/PeriodicTimer.cs
+++ b/MediaBrowser.Server.Startup.Common/Threading/PeriodicTimer.cs
@@ -2,7 +2,7 @@
 using System.Threading;
 using Microsoft.Win32;
 
-namespace MediaBrowser.Server.Implementations.Threading
+namespace MediaBrowser.Server.Startup.Common.Threading
 {
     public class PeriodicTimer : IDisposable
     {
@@ -46,13 +46,13 @@ namespace MediaBrowser.Server.Implementations.Threading
             {
                 _timer = new Timer(TimerCallback, _state, dueTime, _period);
 
-                SystemEvents.PowerModeChanged += SystemEvents_PowerModeChanged;
+                Microsoft.Win32.SystemEvents.PowerModeChanged += SystemEvents_PowerModeChanged;
             }
         }
 
         private void DisposeTimer()
         {
-            SystemEvents.PowerModeChanged -= SystemEvents_PowerModeChanged;
+            Microsoft.Win32.SystemEvents.PowerModeChanged -= SystemEvents_PowerModeChanged;
             
             lock (_timerLock)
             {