Playing with Snackbar

Example/Example.csproj

@@ -132,6 +132,10 @@
       <Project>{07e2de31-80a0-43da-b307-1ca47cd930a1}</Project>
       <Name>Katteker.UserInterface</Name>
     </ProjectReference>
+    <ProjectReference Include="..\Katteker\Katteker.csproj">
+      <Project>{a45e1c59-ba9e-452c-a5e2-50de49d53e92}</Project>
+      <Name>Katteker</Name>
+    </ProjectReference>
   </ItemGroup>
   <ItemGroup>
     <Resource Include="nsis3-install.ico" />

Example/MainWindow.xaml

@@ -31,8 +31,7 @@
             Margin="10,0"
             HorizontalAlignment="Stretch"
             DockPanel.Dock="Bottom"
-            IsActive="True"
-            Message="Hello World" />
+            MessageQueue="{Binding MessageQueue}" />
         <StackPanel>
             <Button
                 Height="45"

Example/MainWindowViewModel.cs

@@ -1,23 +1,47 @@
-using System.Threading.Tasks;
+using System;
+using System.Linq;
+using System.Threading.Tasks;
 using System.Windows.Input;
+using MaterialDesignThemes.Wpf;
 using Prism.Commands;
 using Prism.Mvvm;
 
 namespace Example
 {
     [JetBrains.Annotations.UsedImplicitly]
-    public class MainWindowViewModel : BindableBase
+    public class MainWindowViewModel : BindableBase, IDisposable
     {
         public MainWindowViewModel()
         {
             UpdateCommand = new DelegateCommand<string>(async x => await UpdateAsync(x).ConfigureAwait(false));
         }
 
-        private Task UpdateAsync(string startup) =>
-            bool.TryParse(startup, out var isStartup)
-                ? Katteker.UserInterface.CheckForUpdateAsync(isStartup)
-                : Task.FromResult(true);
+        private async Task UpdateAsync(string startup)
+        {
+            var silent = !bool.Parse(startup);
+            try
+            {
+                var manager = Katteker.UpdateManager.Create();
+                var releases = await manager.CheckForUpdateAsync();
+                MessageQueue.Enqueue(releases.Any() ? "Update available" : "No Update available.", true);
+
+            }
+            catch (Exception e)
+            {
+                if (silent)
+                {
+                    MessageQueue.Enqueue(e.Message);
+                }
+            }
+        }
 
         public ICommand UpdateCommand { get; }
+
+        public SnackbarMessageQueue MessageQueue { get; } = new SnackbarMessageQueue();
+
+        public void Dispose()
+        {
+            MessageQueue?.Dispose();
+        }
     }
 }