public static IBotBuilder UseWhen <THandler>(this IBotBuilder builder, Predicate <IUpdateContext> predicate)
where THandler : IUpdateHandler
{
var branchDelegate = new BotBuilder().Use <THandler>().Build();
builder.Use(new UseWhenMiddleware(predicate, branchDelegate));
return(builder);
}
public static IBotBuilder UseWhen(
this IBotBuilder builder,
Predicate <IUpdateContext> predicate,
Action <IBotBuilder> configure
)
{
var branchBuilder = new BotBuilder();
configure(branchBuilder);
UpdateDelegate branchDelegate = branchBuilder.Build();
builder.Use(new UseWhenMiddleware(predicate, branchDelegate));
return(builder);
}
public static IBotBuilder MapWhen(
this IBotBuilder builder,
Predicate <IUpdateContext> predicate,
Action <IBotBuilder> configure
)
{
var mapBuilder = new BotBuilder();
configure(mapBuilder);
UpdateDelegate mapDelegate = mapBuilder.Build();
builder.Use(new MapWhenMiddleware(predicate, mapDelegate));
return(builder);
}