Katteker/Example/MainWindowViewModel.cs
2018-08-02 22:53:13 +02:00

47 lines
1.3 KiB
C#

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, IDisposable
{
public MainWindowViewModel()
{
UpdateCommand = new DelegateCommand<string>(async x => await UpdateAsync(x).ConfigureAwait(false));
}
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();
}
}
}