public static bool CanParseTopic(string topic)
{
return(SupportedTypes.FirstOrDefault(t => (string?)t.GetField("RosMessageName")?.GetValue(null) == topic)
!= null);
}
public MainViewModel(
ProviderViewModelFactory providerFactory,
AuthViewModelFactory authFactory,
IProviderStorage storage,
IFileManager files,
IScheduler current,
IScheduler main)
{
_storage = storage;
_refresh = ReactiveCommand.CreateFromTask(
storage.Refresh,
outputScheduler: main);
var providers = storage.Providers();
providers.Transform(x => providerFactory(x, files, authFactory(x)))
.ObserveOn(RxApp.MainThreadScheduler)
.StartWithEmpty()
.Bind(out _providers)
.Subscribe();
_isLoading = _refresh
.IsExecuting
.ToProperty(this, x => x.IsLoading, scheduler: current);
_isReady = _refresh
.IsExecuting
.Skip(1)
.Select(executing => !executing)
.ToProperty(this, x => x.IsReady, scheduler: current);
providers.Where(changes => changes.Any())
.ObserveOn(RxApp.MainThreadScheduler)
.OnItemAdded(x => SelectedProvider = Providers.LastOrDefault())
.OnItemRemoved(x => SelectedProvider = null)
.Subscribe();
var canRemove = this
.WhenAnyValue(x => x.SelectedProvider)
.Select(provider => provider != null);
_remove = ReactiveCommand.CreateFromTask(
() => storage.Remove(SelectedProvider.Id),
canRemove);
var canAddProvider = this
.WhenAnyValue(x => x.SelectedSupportedType)
.Select(type => !string.IsNullOrWhiteSpace(type));
_add = ReactiveCommand.CreateFromTask(
() => storage.Add(SelectedSupportedType),
canAddProvider);
_welcomeScreenVisible = this
.WhenAnyValue(x => x.SelectedProvider)
.Select(provider => provider == null)
.ToProperty(this, x => x.WelcomeScreenVisible);
_welcomeScreenCollapsed = this
.WhenAnyValue(x => x.WelcomeScreenVisible)
.Select(visible => !visible)
.ToProperty(this, x => x.WelcomeScreenCollapsed);
var canUnSelect = this
.WhenAnyValue(x => x.SelectedProvider)
.Select(provider => provider != null);
_unselect = ReactiveCommand.Create(
() => { SelectedProvider = null; },
canUnSelect);
Activator = new ViewModelActivator();
this.WhenActivated(disposables =>
{
SelectedSupportedType = SupportedTypes.FirstOrDefault();
_refresh.Execute()
.Subscribe()
.DisposeWith(disposables);
});
}
public static EmailType GetType(string emailType)
{
return(SupportedTypes.FirstOrDefault(t => t.Name.ToLower().Equals(emailType.ToLower())));
}
