public async override Task <DialogTurnResult> BeginDialogAsync(DialogContext outerDc, object options = null, CancellationToken cancellationToken = default(CancellationToken))
{
await StartAsync(outerDc);
if (NextMethod != null)
{
outerDc.ActiveDialog.State["WaitMethod"] = NextMethod.Method.Name;
//consume the next method that was just setup in StartAsync
MessageReceivedAsync callNext = NextMethod;
NextMethod = null;
await callNext(outerDc, outerDc.Context.Activity.AsMessageActivity());
}
return(new DialogTurnResult(DialogTurnStatus.Waiting));
}
public static void Wait(this DialogContext dc, MessageReceivedAsync method)
{
var dialog = dc.Dialogs.Find(dc.ActiveDialog.Id);
if (dialog != null)
{
var asV3 = dialog as BridgeComponentDialog;
if (asV3 != null)
{
if (asV3.NextMethod != null)
{
throw new InvalidOperationException("Dialog .NextMethod was not executed before the attempt to set it. (.Wait with missing execution)");
}
asV3.NextMethod = method;
dc.ActiveDialog.State["WaitMethod"] = method.Method.Name;
}
}
}