From 042b4d3e7b0af729792ca20e086756c36d2f5768 Mon Sep 17 00:00:00 2001
From: Roy Ben-Shabat <Roy@Twine-s.com>
Date: Thu, 22 Feb 2018 13:23:49 +0200
Subject: Working on machine studio update center !

---
 .../ViewModels/UpdateViewVM.cs                     | 67 +++++-----------------
 1 file changed, 14 insertions(+), 53 deletions(-)

(limited to 'Software/Visual_Studio/MachineStudio/Tango.MachineStudio.UI/ViewModels')

diff --git a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.UI/ViewModels/UpdateViewVM.cs b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.UI/ViewModels/UpdateViewVM.cs
index e5f3d7a46..c24204fb6 100644
--- a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.UI/ViewModels/UpdateViewVM.cs
+++ b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.UI/ViewModels/UpdateViewVM.cs
@@ -2,6 +2,7 @@
 using Ionic.Zip;
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Runtime.CompilerServices;
@@ -42,6 +43,7 @@ namespace Tango.MachineStudio.UI.ViewModels
         private IStudioApplicationManager _application;
         private IAuthenticationProvider _authentication;
         private CheckForUpdatesResponse _updateInfo;
+        private String _newPackageTempFolder;
 
         private UpdateStatus _status;
         public UpdateStatus Status
@@ -94,11 +96,6 @@ namespace Tango.MachineStudio.UI.ViewModels
             BackCommand = new RelayCommand(BackToApplication, () => Status != UpdateStatus.Updating);
             RestartCommand = new RelayCommand(RestartApplication, () => Status == UpdateStatus.UpdateCompleted);
             TryAgainCommand = new RelayCommand(TryAgain, () => Status == UpdateStatus.CheckingForUpdate);
-
-            foreach (var file in Directory.GetFiles(_appPath, "*.tmp"))
-            {
-                PathHelper.TryDeleteFile(file);
-            }
         }
 
         public void OnNavigatedInto()
@@ -117,7 +114,7 @@ namespace Tango.MachineStudio.UI.ViewModels
                 try
                 {
                     Thread.Sleep(2000);
-                
+
                     service = UpdateServiceHelper.GetUpdateServiceChannel();
                     var client = service.CreateChannel();
 
@@ -167,7 +164,7 @@ namespace Tango.MachineStudio.UI.ViewModels
             _navigation.NavigateTo(NavigationView.MainView);
             Status = UpdateStatus.None;
         }
-        
+
         private void StartUpdate()
         {
             DownloadProgress = 0;
@@ -209,7 +206,7 @@ namespace Tango.MachineStudio.UI.ViewModels
 
                     Status = UpdateStatus.Updating;
 
-                    int lockedCounter = 0;
+                    _newPackageTempFolder = PathHelper.GetTempFolderPath();
 
                     using (ZipFile zip = ZipFile.Read(tempFile))
                     {
@@ -228,7 +225,7 @@ namespace Tango.MachineStudio.UI.ViewModels
                         {
                             Thread.Sleep(10);
 
-                            string newPath = Path.Combine(_appPath, entry.FileName);
+                            string newPath = Path.Combine(_newPackageTempFolder, entry.FileName);
 
                             try
                             {
@@ -238,23 +235,12 @@ namespace Tango.MachineStudio.UI.ViewModels
                                 }
                                 else
                                 {
-                                    if (!IsFileLocked(newPath))
-                                    {
-                                        entry.Extract(_appPath, ExtractExistingFileAction.OverwriteSilently);
-                                    }
-                                    else
-                                    {
-                                        LogManager.Log("File locked: " + entry.FileName);
-                                        File.Move(newPath, newPath + ".tmp");
-                                        entry.Extract(_appPath, ExtractExistingFileAction.OverwriteSilently);
-                                        LogManager.Log("Performed overwrite bypass... (changes will be applied on restart).");
-                                        lockedCounter++;
-                                    }
+                                    entry.Extract(_newPackageTempFolder, ExtractExistingFileAction.OverwriteSilently);
                                 }
                             }
                             catch
                             {
-                                LogManager.Log("Could not overwrite " + entry.FileName);
+                                LogManager.Log("Could not extract file " + entry.FileName);
                             }
                         }
                     }
@@ -269,36 +255,6 @@ namespace Tango.MachineStudio.UI.ViewModels
             });
         }
 
-        /// <summary>
-        /// Determines whether [is file locked] [the specified file].
-        /// </summary>
-        /// <param name="file">The file.</param
-        private bool IsFileLocked(String file)
-        {
-            FileStream stream = null;
-
-            try
-            {
-                stream = new FileInfo(file).Open(FileMode.Open, FileAccess.ReadWrite, FileShare.None);
-            }
-            catch (IOException)
-            {
-                //the file is unavailable because it is:
-                //still being written to
-                //or being processed by another thread
-                //or does not exist (has already been processed)
-                return true;
-            }
-            finally
-            {
-                if (stream != null)
-                    stream.Close();
-            }
-
-            //file is not locked
-            return false;
-        }
-
         private void TryAgain()
         {
             CheckForUpdates();
@@ -306,7 +262,12 @@ namespace Tango.MachineStudio.UI.ViewModels
 
         private void RestartApplication()
         {
-            _application.ShutDown();
+            Process p = new Process();
+            p.StartInfo.FileName = _appPath + "\\Tango.MachineStudio.Updater.exe";
+            p.StartInfo.UseShellExecute = true;
+            p.StartInfo.Arguments = _newPackageTempFolder;
+            p.Start();
+            Environment.Exit(0);
         }
 
         protected override void RaisePropertyChangedAuto([CallerMemberName] string caller = null)
-- 
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