Moved source code under src folder - massive change

src/NzbDrone.Update/UpdateEngine/InstallUpdateService.cs

@@ -0,0 +1,84 @@
+using System;
+using System.IO;
+using NLog;
+using NzbDrone.Common;
+using NzbDrone.Common.EnvironmentInfo;
+
+namespace NzbDrone.Update.UpdateEngine
+{
+    public interface IInstallUpdateService
+    {
+        void Start(string installationFolder);
+    }
+
+    public class InstallUpdateService : IInstallUpdateService
+    {
+        private readonly IDiskProvider _diskProvider;
+        private readonly IDetectApplicationType _detectApplicationType;
+        private readonly ITerminateNzbDrone _terminateNzbDrone;
+        private readonly IAppFolderInfo _appFolderInfo;
+        private readonly IBackupAndRestore _backupAndRestore;
+        private readonly IStartNzbDrone _startNzbDrone;
+        private readonly Logger _logger;
+
+        public InstallUpdateService(IDiskProvider diskProvider, IDetectApplicationType detectApplicationType, ITerminateNzbDrone terminateNzbDrone,
+            IAppFolderInfo appFolderInfo, IBackupAndRestore backupAndRestore, IStartNzbDrone startNzbDrone, Logger logger)
+        {
+            _diskProvider = diskProvider;
+            _detectApplicationType = detectApplicationType;
+            _terminateNzbDrone = terminateNzbDrone;
+            _appFolderInfo = appFolderInfo;
+            _backupAndRestore = backupAndRestore;
+            _startNzbDrone = startNzbDrone;
+            _logger = logger;
+        }
+
+        private void Verify(string targetFolder)
+        {
+            _logger.Info("Verifying requirements before update...");
+
+            if (String.IsNullOrWhiteSpace(targetFolder))
+                throw new ArgumentException("Target folder can not be null or empty");
+
+            if (!_diskProvider.FolderExists(targetFolder))
+                throw new DirectoryNotFoundException("Target folder doesn't exist " + targetFolder);
+
+            _logger.Info("Verifying Update Folder");
+            if (!_diskProvider.FolderExists(_appFolderInfo.GetUpdatePackageFolder()))
+                throw new DirectoryNotFoundException("Update folder doesn't exist " + _appFolderInfo.GetUpdatePackageFolder());
+        }
+
+        public void Start(string installationFolder)
+        {
+            Verify(installationFolder);
+
+            var appType = _detectApplicationType.GetAppType();
+
+            try
+            {
+                _terminateNzbDrone.Terminate();
+
+                _backupAndRestore.BackUp(installationFolder);
+
+                _logger.Info("Moving update package to target");
+
+                try
+                {
+                    _diskProvider.EmptyFolder(installationFolder);
+                    _diskProvider.CopyFolder(_appFolderInfo.GetUpdatePackageFolder(), installationFolder);
+                }
+                catch (Exception e)
+                {
+                    _backupAndRestore.Restore(installationFolder);
+                    _logger.FatalException("Failed to copy upgrade package to target folder.", e);
+                }
+
+            }
+            finally
+            {
+                _startNzbDrone.Start(appType, installationFolder);
+            }
+
+        }
+    }
+}