add update button

Blueberry/App.xaml.cs

@@ -1,4 +1,5 @@
-using Blueberry.Redmine;
+using Blueberry;
+using Blueberry.Redmine;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
@@ -65,6 +66,11 @@ namespace BlueMine
             await _host.StopAsync();
 
             _host.Dispose();
+
+            if (await UpdateManager.IsUpdateAvailable())
+            {
+                await UpdateManager.WaitUntilDownloadCompleteAndUpdate();
+            }
         }
 
         /// <summary>

Blueberry/Constants.cs

@@ -29,7 +29,7 @@
             "Nem elszámolható telefon, chat, email kommunikáció",
         ];
 
-        public static readonly string UpdateScript = @"# Wait for the main app to close completely
+        public static readonly string UpdateScriptRestart = @"# Wait for the main app to close completely
 Start-Sleep -Seconds 2
 
 $exePath = '{currentExe}'
@@ -62,6 +62,38 @@ Remove-Item $zipPath -Force
 # 'Start-Process' is the robust way to launch detached processes in PS
 Start-Process -FilePath $exePath -WorkingDirectory $destDir
 
+# SELF-DESTRUCT: Remove this script
+Remove-Item -LiteralPath $MyInvocation.MyCommand.Path -Force";
+
+        public static readonly string UpdateScriptNoRestart = @"# Wait for the main app to close completely
+Start-Sleep -Seconds 2
+
+$exePath = '{currentExe}'
+$zipPath = '{tempZip}'
+$destDir = '{appDir}'
+
+# Retry logic for deletion (in case antivirus or OS holds the lock)
+$maxRetries = 10
+$retryCount = 0
+
+while ($retryCount -lt $maxRetries) {
+    try {
+        # Attempt to delete the old executable
+        if (Test-Path $exePath) { Remove-Item $exePath -Force -ErrorAction Stop }
+        break # If successful, exit loop
+    }
+    catch {
+        Start-Sleep -Milliseconds 500
+        $retryCount++
+    }
+}
+
+# Unzip the new version
+Expand-Archive -Path $zipPath -DestinationPath $destDir -Force
+
+# CLEANUP: Delete the zip
+Remove-Item $zipPath -Force
+
 # SELF-DESTRUCT: Remove this script
 Remove-Item -LiteralPath $MyInvocation.MyCommand.Path -Force";
     }

Blueberry/MainWindow.xaml

@@ -262,8 +262,7 @@
                 <ColumnDefinition Width="Auto" />
                 <ColumnDefinition Width="Auto" />
             </Grid.ColumnDefinitions>
-            <ui:SymbolIcon x:Name="updateIcon" Symbol="ArrowCircleUp24" Grid.Column="1" Margin="10" Filled="True"
+            <ui:Button x:Name="updateButton" Content="Frissítés" Grid.Column="1" Margin="2" Visibility="Hidden" Click="updateButton_Click" />
-                           Foreground="{ui:ThemeResource AccentTextFillColorPrimaryBrush}" Visibility="Hidden" />
             <ui:TextBlock x:Name="versionTextBlock" Grid.Column="2" HorizontalAlignment="Right" FontSize="8" Text="0.0.0" Margin="10" />
         </Grid>
     </Grid>

Blueberry/MainWindow.xaml.cs

@@ -47,7 +47,7 @@ namespace BlueMine
 #if !DEBUG
                 if(await UpdateManager.IsUpdateAvailable())
                 {
-                    updateIcon.Visibility = Visibility.Visible;
+                    updateButton.Visibility = Visibility.Visible;
                     UpdateManager.DownloadCompleted += UpdateManager_DownloadCompleted;
                     await UpdateManager.DownloadUpdateAsync();
                 }
@@ -69,7 +69,7 @@ namespace BlueMine
                 }.ShowDialogAsync();
 
                 if (result == Wpf.Ui.Controls.MessageBoxResult.Primary)
-                    await UpdateManager.PerformUpdate();
+                    await UpdateManager.PerformUpdate(true);
             });
         }
 
@@ -373,6 +373,11 @@ namespace BlueMine
                 Title = "Under construction"
             }.ShowDialogAsync();
         }
+
+        private void updateButton_Click(object sender, RoutedEventArgs e)
+        {
+            UpdateManager_DownloadCompleted();
+        }
     }
 
     public partial class MainWindow : FluentWindow

Blueberry/UpdateManager.cs

@@ -23,6 +23,43 @@ namespace Blueberry
             return release != null && release.tag_name != CurrentVersion;
         }
 
+        public static async Task WaitUntilDownloadCompleteAndUpdate()
+        {
+            var json = await client.GetStringAsync(releaseUrl);
+            var release = JsonSerializer.Deserialize<Root>(json);
+            var file = release.assets.Find(x => x.name.Contains(".zip"));
+            if (!File.Exists(zipPath))
+                await Download(client, file.browser_download_url, 0);
+
+            long localSize = new FileInfo(zipPath).Length;
+            if (localSize != file.size)
+            {
+                if (!isDownloading)
+                {
+                    await Download(client, file.browser_download_url, localSize);
+                    if (localSize != file.size)
+                        await PerformUpdate();
+                }
+                else
+                {
+                    do
+                    {
+                        await Task.Delay(500);
+                        localSize = new FileInfo(zipPath).Length;
+                    } while (localSize != file.size);
+                    localSize = new FileInfo(zipPath).Length;
+                    if (localSize != file.size)
+                        await PerformUpdate();
+                }
+            }
+
+            localSize = new FileInfo(zipPath).Length;
+            if (localSize != file.size)
+                return;
+            else
+                await PerformUpdate();
+        }
+
         public static async Task DownloadUpdateAsync()
         {
             client.DefaultRequestHeaders.Add("User-Agent", "Blueberry-Updater");
@@ -103,11 +140,11 @@ namespace Blueberry
             }
         }
 
-        public static async Task PerformUpdate()
+        public static async Task PerformUpdate(bool restart = false)
         {
             string currentExe = Process.GetCurrentProcess().MainModule.FileName;
 
-            string psScript = Constants.UpdateScript
+            string psScript = (restart ? Constants.UpdateScriptRestart : Constants.UpdateScriptNoRestart)
                 .Replace("{currentExe}", $"{currentExe}")
                 .Replace("{tempZip}", $"{zipPath}")
                 .Replace("{appDir}", $"{appDir}");