feat: updating based on improvements made

src/[ApplicationNameUpperCamelCase]/App.axaml

@@ -1,12 +1,12 @@
 <Application xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             x:Class="SiteMonitor.App"
-             xmlns:siteMonitor="clr-namespace:SiteMonitor"
+             x:Class="ApplicationNameUpperCamelCase.App"
+             xmlns:applicationNameUpperCamelCase="clr-namespace:ApplicationNameUpperCamelCase"
              RequestedThemeVariant="Dark">
     <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
 
     <Application.DataTemplates>
-        <siteMonitor:ViewLocator />
+        <applicationNameUpperCamelCase:ViewLocator />
     </Application.DataTemplates>
 
     <Application.Styles>
@@ -16,7 +16,7 @@
     <TrayIcon.Icons>
         <TrayIcons>
             <TrayIcon Icon="/Assets/logo.ico"
-                      ToolTipText="Nullinside Site Monitor">
+                      ToolTipText="ApplicationNameUpperCamelCase">
                 <TrayIcon.Menu>
                     <NativeMenu>
                         <NativeMenuItem Header="Show" Click="ShowSettings_OnClick" />

src/[ApplicationNameUpperCamelCase]/App.axaml.cs

@@ -1,14 +1,12 @@
 using System;
-
+using ApplicationNameUpperCamelCase.ViewModels;
+using ApplicationNameUpperCamelCase.Views;
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Markup.Xaml;
 
-using SiteMonitor.ViewModels;
-using SiteMonitor.Views;
-
-namespace SiteMonitor;
+namespace ApplicationNameUpperCamelCase;
 
 /// <summary>
 ///   Main entry point of the application.

src/[ApplicationNameUpperCamelCase]/Models/Configuration.cs

@@ -3,7 +3,7 @@
 
 using Newtonsoft.Json;
 
-namespace SiteMonitor.Models;
+namespace ApplicationNameUpperCamelCase.Models;
 
 /// <summary>
 ///   The configuration of the application.

src/[ApplicationNameUpperCamelCase]/Program.cs

@@ -3,7 +3,7 @@
 using Avalonia;
 using Avalonia.ReactiveUI;
 
-namespace SiteMonitor;
+namespace ApplicationNameUpperCamelCase;
 
 internal sealed class Program {
   // Initialization code. Don't use any Avalonia, third-party APIs or any

src/[ApplicationNameUpperCamelCase]/ViewLocator.cs

@@ -1,11 +1,9 @@
 using System;
-
+using ApplicationNameUpperCamelCase.ViewModels;
 using Avalonia.Controls;
 using Avalonia.Controls.Templates;
 
-using SiteMonitor.ViewModels;
-
-namespace SiteMonitor;
+namespace ApplicationNameUpperCamelCase;
 
 /// <summary>
 ///   Pre-generated for us.

src/[ApplicationNameUpperCamelCase]/ViewModels/MainWindowViewModel.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Linq;
 using System.Net;
 using System.Net.Http;
 using System.Net.NetworkInformation;
@@ -10,17 +11,29 @@
 
 using ReactiveUI;
 
-using SiteMonitor.Models;
+using ApplicationNameUpperCamelCase.Models;
 
-namespace SiteMonitor.ViewModels;
+namespace ApplicationNameUpperCamelCase.ViewModels;
 
 /// <summary>
 ///   The view model for the main UI.
 /// </summary>
 public class MainWindowViewModel : ViewModelBase {
+  /// <summary>
+  ///   True if the application is updating, false otherwise.
+  /// </summary>
+  private bool _isUpdating;
   /// <summary>
   ///   Initializes a new instance of the <see cref="MainWindowViewModel" /> class.
   /// </summary>
   public MainWindowViewModel() {
+    _isUpdating = Environment.GetCommandLineArgs().ToList().Contains("--update");
+  }
+  /// <summary>
+  ///   True if the application is updating, false otherwise.
+  /// </summary>
+  public bool IsUpdating {
+    get => _isUpdating;
+    set => this.RaiseAndSetIfChanged(ref _isUpdating, value);
   }
 }

src/[ApplicationNameUpperCamelCase]/ViewModels/NewVersionWindowViewModel.cs

@@ -1,22 +1,25 @@
 using System.Diagnostics;
 using System.Threading.Tasks;
 using System.Windows.Input;
-
+using ApplicationNameUpperCamelCase.Views;
 using Avalonia.Controls;
 using Avalonia.Threading;
 
 using Nullinside.Api.Common.Desktop;
 
 using ReactiveUI;
 
-using SiteMonitor.Views;
-
-namespace SiteMonitor.ViewModels;
+namespace ApplicationNameUpperCamelCase.ViewModels;
 
 /// <summary>
 ///   The view model for the <seealso cref="NewVersionWindow" /> class.
 /// </summary>
 public class NewVersionWindowViewModel : ViewModelBase {
+  /// <summary>
+  ///   True if updating the application currently, false otherwise.
+  /// </summary>
+  private bool _isUpdating;
+
   /// <summary>
   ///   The local version of the software.
   /// </summary>
@@ -36,12 +39,12 @@ public class NewVersionWindowViewModel : ViewModelBase {
   ///   Initializes a new instance of the <see cref="NewVersionWindowViewModel" /> class.
   /// </summary>
   public NewVersionWindowViewModel() {
-    OpenBrowser = ReactiveCommand.Create(LaunchBrowser);
+    UpdateSoftware = ReactiveCommand.Create(StartUpdateSoftware);
     CloseWindow = ReactiveCommand.Create<Window>(CloseWindowCommand);
 
     Task.Factory.StartNew(async () => {
       GithubLatestReleaseJson? version =
-        await GitHubUpdateManager.GetLatestVersion("nullinside-development-group", "nullinside-site-monitor");
+        await GitHubUpdateManager.GetLatestVersion("nullinside-development-group", "ApplicationNameUpperCamelCase");
 
       if (null == version) {
         return;
@@ -69,9 +72,17 @@ public string? ServerVersion {
   }
 
   /// <summary>
-  ///   A command to open the browser window at the current update's location.
+  ///   True if updating the application currently, false otherwise.
   /// </summary>
-  public ICommand OpenBrowser { get; }
+  public bool IsUpdating {
+    get => _isUpdating;
+    set => this.RaiseAndSetIfChanged(ref _isUpdating, value);
+  }
+
+  /// <summary>
+  ///   A command to update the software.
+  /// </summary>
+  public ICommand UpdateSoftware { get; }
 
   /// <summary>
   ///   A command to close the current window.
@@ -89,11 +100,16 @@ private void CloseWindowCommand(Window self) {
   /// <summary>
   ///   Launches the web browser at the new release page.
   /// </summary>
-  private void LaunchBrowser() {
-    if (string.IsNullOrWhiteSpace(_newVersionUrl)) {
-      return;
-    }
-
-    Process.Start("explorer", _newVersionUrl);
+  private void StartUpdateSoftware() {
+    IsUpdating = true;
+    GitHubUpdateManager.PrepareUpdate()
+      .ContinueWith(_ => {
+        if (string.IsNullOrWhiteSpace(_newVersionUrl)) {
+          return;
+        }
+
+        Process.Start("explorer", _newVersionUrl);
+        GitHubUpdateManager.ExitApplicationToUpdate();
+      }).ConfigureAwait(false);
   }
 }

src/[ApplicationNameUpperCamelCase]/ViewModels/ViewModelBase.cs

@@ -1,6 +1,6 @@
 using ReactiveUI;
 
-namespace SiteMonitor.ViewModels;
+namespace ApplicationNameUpperCamelCase.ViewModels;
 
 /// <summary>
 ///   A base class for all view models.

src/[ApplicationNameUpperCamelCase]/Views/Loading.axaml

@@ -0,0 +1,30 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             mc:Ignorable="d" Width="200" Height="200"
+             x:Class="ApplicationNameUpperCamelCase.Views.Loading">
+    <UserControl.Styles>
+        <Style Selector="Rectangle.textColor">
+            <Setter Property="Fill" Value="rgb(204, 200, 175)" />
+            <Style.Animations>
+                <Animation Duration="0:0:1" IterationCount="INFINITE">
+                    <KeyFrame Cue="0%">
+                        <Setter Property="Opacity" Value="0.0" />
+                        <Setter Property="RotateTransform.Angle" Value="0.0" />
+                    </KeyFrame>
+                    <KeyFrame Cue="50%">
+                        <Setter Property="Opacity" Value="1.0" />
+                        <Setter Property="RotateTransform.Angle" Value="90.0" />
+                    </KeyFrame>
+                    <KeyFrame Cue="100%">
+                        <Setter Property="Opacity" Value="0.0" />
+                        <Setter Property="RotateTransform.Angle" Value="180.0" />
+                    </KeyFrame>
+                </Animation>
+            </Style.Animations>
+        </Style>
+    </UserControl.Styles>
+
+    <Rectangle Classes="textColor" Width="50" Height="50" />
+</UserControl>

src/[ApplicationNameUpperCamelCase]/Views/Loading.axaml.cs

@@ -0,0 +1,16 @@
+using Avalonia;
+using Avalonia.Controls;
+
+namespace ApplicationNameUpperCamelCase.Views;
+
+/// <summary>
+///   A loading icon.
+/// </summary>
+public partial class Loading : UserControl {
+  /// <summary>
+  ///   Initializes a new instance of the <see cref="Loading" /> class.
+  /// </summary>
+  public Loading() {
+    InitializeComponent();
+  }
+}

src/[ApplicationNameUpperCamelCase]/Views/MainWindow.axaml

@@ -2,26 +2,52 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:viewModels="clr-namespace:SiteMonitor.ViewModels"
+        xmlns:viewModels="clr-namespace:ApplicationNameUpperCamelCase.ViewModels"
+        xmlns:views="clr-namespace:ApplicationNameUpperCamelCase.Views"
         mc:Ignorable="d"
         d:DesignWidth="475"
         d:DesignHeight="300"
+        MinWidth="475"
+        MinHeight="300"
         Width="475"
         Height="300"
-        CanResize="False"
+        CanResize="True"
         WindowStartupLocation="CenterScreen"
-        x:Class="SiteMonitor.Views.MainWindow"
+        ExtendClientAreaToDecorationsHint="True"
+        ExtendClientAreaChromeHints="NoChrome"
+        ExtendClientAreaTitleBarHeightHint="-1"
+        x:Class="ApplicationNameUpperCamelCase.Views.MainWindow"
         x:DataType="viewModels:MainWindowViewModel"
         Icon="/Assets/logo.ico"
-        Title="Site Monitor">
+        Title="ApplicationNameUpperCamelCase">
 
     <Design.DataContext>
         <!-- This only sets the DataContext for the previewer in an IDE,
              to set the actual DataContext for runtime, set the DataContext property in code (look at App.axaml.cs) -->
         <viewModels:MainWindowViewModel />
     </Design.DataContext>
 
-    <Grid Margin="20">
-        <Label>Hello World</Label>
-    </Grid>
+    <DockPanel HorizontalAlignment="Stretch"
+               VerticalAlignment="Stretch"
+               Name="ContentWrapper">
+        <views:WindowsTitleBar IsSeamless="True" />
+        <!-- The Application is Currently Updating and Not Usable!: This must come first because the final item always fills. -->
+        <DockPanel Background="Transparent" DockPanel.Dock="Top" IsVisible="{Binding IsUpdating}">
+            <StackPanel>
+                <Label HorizontalAlignment="Center"
+                       VerticalAlignment="Center"
+                       FontSize="32"
+                       FontWeight="Bold"
+                       Foreground="rgb(204, 200, 175)"
+                       Padding="0 50 0 0">
+                    Updating
+                </Label>
+                <views:Loading Width="100" Height="100" />
+            </StackPanel>
+        </DockPanel>
+        <!-- The normal application: This must come last because the last item always fills. -->
+        <DockPanel Background="Transparent" DockPanel.Dock="Top" IsVisible="{Binding !IsUpdating}">
+            <Label>Hello World</Label>
+        </DockPanel>
+    </DockPanel>
 </Window>