public async Task <TResult> Invoke <TCommand, TResult>(object sender, TCommand command, CancellationToken cancellationToken = default, IProgress <ProgressData> progress = null) where TCommand : UiCommand <TResult>
{
IBusyContext busyContext = null;
if (this.busyManager != null)
{
busyContext = this.busyManager.Begin(this.operationType);
}
IProgress <ProgressData> innerProgress = new ProxyProgressReporter(progress, busyContext);
try
{
return(await this.decorated.Invoke <TCommand, TResult>(sender, command, cancellationToken, innerProgress).ConfigureAwait(false));
}
catch (OperationCanceledException e)
{
Logger.Warn(e.Message, e);
return(default);
public async Task Invoke <TCommand>(object sender, TCommand command, CancellationToken cancellationToken = default, IProgress <ProgressData> progress = null) where TCommand : UiCommand
{
IBusyContext busyContext = null;
if (this.busyManager != null)
{
busyContext = this.busyManager.Begin(this.operationType);
}
IProgress <ProgressData> innerProgress = new ProxyProgressReporter(progress, busyContext);
try
{
await this.decorated.Invoke(sender, command, cancellationToken, innerProgress).ConfigureAwait(false);
}
catch (OperationCanceledException e)
{
Logger.Warn(e.Message, e);
}
catch (Exception e)
{
Logger.Error(e.Message, e);
if (this.interactionService != null)
{
if (this.ShowError(e) == InteractionResult.Retry)
{
Logger.Info("The user wanted to retry...");
await this.Invoke(sender, command, cancellationToken, innerProgress).ConfigureAwait(false);
}
}
}
finally
{
if (busyContext != null)
{
this.busyManager.End(busyContext);
}
}
}
